/* ==========================================================================
   IncidentGIS — Passionate Red theme
   Crimson, petal pink, deep black, fiery accents
   ========================================================================== */

:root {
  --crimson:        #c8102e;
  --crimson-deep:   #7a0a1f;
  --crimson-bright: #e02244;
  --ember:          #ff5a3c;
  --ember-glow:     #ff8a5b;
  --fire:           #ffba2a;
  --petal:          #ffd1d8;
  --petal-soft:     #ffe6ea;
  --rose:           #ff6b6b;
  --blush:          #fff5f5;
  --cream:          #fffafa;
  --ink:            #1a0008;
  --ink-soft:       #3a1418;
  --muted:          #6b4549;
  --muted-soft:     #8a6166;
  --line:           #f2d3d8;
  --line-strong:    #e7b6bd;
  --code-bg:        #fff7f7;
  --code-border:    #f2d3d8;
  --inline-bg:      #ffe9ed;
  --inline-fg:      #7a0a1f;
  --shadow-sm:      0 1px 2px rgba(122, 10, 31, 0.06), 0 2px 6px rgba(122, 10, 31, 0.04);
  --shadow-md:      0 4px 14px rgba(122, 10, 31, 0.10), 0 1px 3px rgba(122, 10, 31, 0.06);
  --shadow-lg:      0 14px 40px rgba(122, 10, 31, 0.14), 0 4px 10px rgba(122, 10, 31, 0.08);

  --radius-sm: 6px;
  --radius:    12px;
  --radius-lg: 20px;

  --header-height: 72px;
  --content-max: 1320px;
  --prose-max: 78ch;

  --font-sans: "Inter", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Inter", "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", "SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;

  /* Anchor-link offset for the sticky header.
     Apply ONCE (here on the scroll container) — do NOT also add
     scroll-margin-top to targets, or the two stack. */
  scroll-padding-top: calc(var(--header-height) + 8px);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

html {
  background: var(--blush);
  color: var(--ink);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(1100px 600px at 90% -10%, var(--petal) 0%, transparent 60%),
    radial-gradient(800px 500px at -10% 10%, var(--petal-soft) 0%, transparent 55%),
    var(--blush);
  background-attachment: fixed;
}

img, svg { max-width: 100%; height: auto; display: block; }

::selection { background: var(--crimson); color: var(--cream); }

a {
  color: var(--crimson);
  text-decoration: none;
  background-image: linear-gradient(var(--crimson-bright), var(--crimson-bright));
  background-size: 0% 2px;
  background-repeat: no-repeat;
  background-position: 0 100%;
  transition: color .2s ease, background-size .25s ease;
}
a:hover, a:focus-visible {
  color: var(--crimson-deep);
  background-size: 100% 2px;
}

:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute; left: -10000px; top: 8px;
  background: var(--ink); color: var(--blush); padding: 10px 14px;
  border-radius: var(--radius-sm);
  z-index: 1000;
}
.skip-link:focus { left: 8px; }

/* ==========================================================================
   Layout primitives
   ========================================================================== */

.site-main {
  flex: 1 0 auto;
  width: 100%;
}

.container, .site-header__inner, .site-footer__inner, .hero__inner, .section-shell {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

/* prose-shell is a layout grid only — it sits inside .section-shell, so
   it must NOT add its own horizontal padding (that would push content
   inward and make it narrower than the breadcrumbs above it). */
.prose-shell {
  width: 100%;
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 245, 245, 0.88);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset, var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: var(--header-height);
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: none;
  color: var(--ink);
}
.site-brand:hover { color: var(--crimson-deep); background: none; }

.site-brand__logo {
  width: 40px; height: 40px;
  filter: drop-shadow(0 1px 2px rgba(122, 10, 31, 0.25));
  transition: transform .35s ease;
}
.site-brand:hover .site-brand__logo { transform: rotate(-6deg) scale(1.05); }

.site-brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.site-brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.brand-spark {
  background: linear-gradient(90deg, var(--crimson), var(--ember));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.site-brand__tag {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.site-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--ink-soft);
  background: transparent;
  border: 1px solid transparent;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.site-nav__link:hover, .site-nav__link:focus-visible {
  color: var(--crimson-deep);
  background: var(--petal-soft);
  border-color: var(--line-strong);
  transform: translateY(-1px);
}
.site-nav__link.is-active {
  color: var(--crimson-deep);
  background: linear-gradient(135deg, var(--petal), var(--petal-soft));
  border-color: var(--line-strong);
  box-shadow: inset 0 -2px 0 var(--crimson);
}
.nav-icon { color: var(--crimson); flex: 0 0 auto; }

.nav-toggle {
  display: none;
  margin-left: auto;
  background: var(--petal-soft);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  width: 42px; height: 42px;
  align-items: center; justify-content: center;
  cursor: pointer;
  color: var(--crimson-deep);
}
.nav-toggle__bars { display: inline-flex; flex-direction: column; gap: 4px; }
.nav-toggle__bars span {
  width: 20px; height: 2px; background: currentColor; border-radius: 2px;
  transition: transform .25s ease, opacity .2s ease;
}

@media (max-width: 880px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    position: absolute;
    top: var(--header-height);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px clamp(16px, 4vw, 40px) 18px;
    background: rgba(255, 245, 245, 0.98);
    backdrop-filter: saturate(140%) blur(10px);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease, transform .25s ease;
  }
  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .site-nav__link {
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
  }
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  padding: clamp(36px, 6vw, 72px) 0 clamp(28px, 4vw, 56px);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -1px;
  background:
    radial-gradient(620px 380px at 85% 10%, rgba(255, 90, 60, 0.18), transparent 60%),
    radial-gradient(520px 380px at 10% 0%, rgba(200, 16, 46, 0.12), transparent 60%);
  pointer-events: none;
  z-index: 0;
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
}
@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; }
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--crimson-deep);
  background: linear-gradient(120deg, var(--petal), var(--petal-soft));
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-sm);
}
.hero__eyebrow .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--crimson);
  box-shadow: 0 0 0 4px rgba(200, 16, 46, 0.18);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(200, 16, 46, 0.18); }
  50%      { box-shadow: 0 0 0 8px rgba(200, 16, 46, 0.06); }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  line-height: 1.07;
  letter-spacing: -0.02em;
  margin: 18px 0 16px;
}
.hero h1 .accent {
  background: linear-gradient(120deg, var(--crimson), var(--ember) 55%, var(--fire));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead {
  font-size: clamp(1.02rem, 1.4vw, 1.18rem);
  color: var(--ink-soft);
  max-width: 64ch;
  margin: 0 0 14px;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 22px;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 600;
  background-image: none;
  background-color: var(--cream);
  color: var(--ink);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .25s ease, border-color .2s ease, color .2s ease, background-color .25s ease;
}
.cta:hover, .cta:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--crimson);
  background-color: var(--cream);
}
.cta--primary {
  background: linear-gradient(120deg, var(--crimson), var(--crimson-bright));
  color: var(--cream);
  border-color: transparent;
}
.cta--primary:hover { color: var(--cream); background: linear-gradient(120deg, var(--crimson-bright), var(--ember)); }
.cta__icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--petal), var(--cream));
  color: var(--crimson-deep);
  border: 1px solid var(--line-strong);
  flex: 0 0 auto;
}
.cta--primary .cta__icon {
  background: rgba(255, 255, 255, 0.18);
  color: var(--cream);
  border-color: rgba(255, 255, 255, 0.3);
}
.cta--ember .cta__icon { background: linear-gradient(135deg, var(--ember-glow), var(--fire)); color: #4a1300; }
.cta--rose .cta__icon { background: linear-gradient(135deg, var(--rose), var(--petal)); color: var(--crimson-deep); }
.cta--crimson .cta__icon { background: linear-gradient(135deg, var(--crimson), var(--ember)); color: var(--cream); }

.hero__art {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 420px;
  margin: 0 auto;
}
.hero__art svg { width: 100%; height: 100%; filter: drop-shadow(0 30px 60px rgba(122, 10, 31, 0.18)); }

/* ==========================================================================
   Section cards (frontpage)
   ========================================================================== */

.section-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(16px, 2.4vw, 28px);
  padding: clamp(20px, 4vw, 48px) 0 clamp(40px, 6vw, 72px);
}

.section-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(20px, 2.2vw, 28px);
  box-shadow: var(--shadow-sm);
  color: var(--ink);
  background-image: none;
  transition: transform .25s ease, box-shadow .3s ease, border-color .2s ease;
  position: relative;
  overflow: hidden;
}
.section-card::after {
  content: "";
  position: absolute;
  inset: auto -40% -40% auto;
  width: 240px; height: 240px;
  background: radial-gradient(closest-side, var(--petal-soft), transparent 70%);
  opacity: 0;
  transition: opacity .35s ease, transform .35s ease;
  pointer-events: none;
}
.section-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--line-strong);
  color: var(--ink);
}
.section-card:hover::after { opacity: 1; transform: scale(1.05); }

.section-card__icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--petal), var(--cream));
  border: 1px solid var(--line-strong);
  color: var(--crimson-deep);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.6);
}
.section-card--ember .section-card__icon { background: linear-gradient(135deg, var(--ember-glow), var(--fire)); color: #4a1300; }
.section-card--rose .section-card__icon  { background: linear-gradient(135deg, var(--rose), var(--petal)); color: var(--crimson-deep); }

.section-card h2 {
  margin: 0;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.section-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}
.section-card__more {
  margin-top: auto;
  display: inline-flex; align-items: center; gap: 6px;
  font-weight: 600;
  color: var(--crimson);
  background-image: none;
}
.section-card__more::after {
  content: "→";
  transition: transform .25s ease;
}
.section-card:hover .section-card__more::after { transform: translateX(4px); }

/* ==========================================================================
   Prose / content pages
   ========================================================================== */

.content-page {
  padding: clamp(20px, 3vw, 36px) 0 clamp(40px, 5vw, 64px);
}

.breadcrumbs {
  display: flex; flex-wrap: wrap; gap: 6px 10px;
  font-size: 0.86rem;
  color: var(--muted);
  margin-bottom: 18px;
}
.breadcrumbs a {
  color: var(--muted);
  background-image: none;
}
.breadcrumbs a:hover { color: var(--crimson-deep); }
.breadcrumbs .sep { color: var(--line-strong); }
.breadcrumbs .current { color: var(--ink-soft); font-weight: 600; }

.prose-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
}
@media (min-width: 1080px) {
  .prose-shell.with-toc {
    grid-template-columns: minmax(0, 1fr) 280px;
  }
}

.prose {
  min-width: 0;
}
/* Text uses the full width of its container (matches codeblocks/tables).
   The container itself is bounded by --content-max so it never spans the
   whole page on widescreen displays. */
.prose > * { max-width: none; }

.prose h1 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3vw, 2.6rem);
  line-height: 1.12;
  margin: 4px 0 18px;
  letter-spacing: -0.02em;
  background: linear-gradient(120deg, var(--crimson-deep), var(--crimson) 45%, var(--ember) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.prose h2 {
  margin: 2.2em 0 0.6em;
  font-size: clamp(1.35rem, 2vw, 1.7rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink);
  position: relative;
  padding-left: 18px;
}
.prose h2::before {
  content: "";
  position: absolute;
  left: 0; top: 0.45em; bottom: 0.45em;
  width: 4px; border-radius: 4px;
  background: linear-gradient(180deg, var(--crimson), var(--ember));
}

.prose h3 {
  margin: 1.8em 0 0.5em;
  font-size: 1.18rem;
  color: var(--crimson-deep);
  letter-spacing: -0.005em;
}

.prose h4 { margin: 1.4em 0 0.4em; font-size: 1.04rem; color: var(--ink-soft); }

.prose p { margin: 0 0 1.05em; }

.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.1em; }
.prose li { margin: 0.25em 0; }
.prose ul li::marker { color: var(--crimson); }
.prose ol li::marker { color: var(--crimson); font-weight: 600; }

.prose blockquote {
  margin: 1.4em 0;
  padding: 12px 18px;
  border-left: 4px solid var(--crimson);
  background: var(--petal-soft);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--ink-soft);
}

.prose hr {
  border: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
  margin: 2.4em 0;
}

/* Header anchor links (header link permalink) */
.prose h2 a, .prose h3 a, .prose h4 a {
  color: inherit;
  background: none;
}
.prose h2 a:hover, .prose h3 a:hover, .prose h4 a:hover { color: var(--crimson); }

/* Anchor offset is handled by `scroll-padding-top` on <html>.
   Do not set `scroll-margin-top` here, or the offsets will stack and
   leave several lines of empty space between the header and the target. */

/* Links inside prose */
.prose a:not(.cta):not(.section-card__more):not(.related-card) {
  font-weight: 500;
}

/* ==========================================================================
   Inline code & code blocks
   ========================================================================== */

.prose :not(pre) > code,
:not(pre) > code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: var(--inline-bg);
  color: var(--inline-fg);
  padding: 0.1em 0.4em;
  border-radius: 5px;
  border: none;
  white-space: break-spaces;
}

.codeblock {
  position: relative;
  margin: 1.5em 0;
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.codeblock-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px 6px 14px;
  background: linear-gradient(180deg, #ffeef0, var(--code-bg));
  border-bottom: 1px solid var(--code-border);
}
.codeblock-lang {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--crimson-deep);
  font-weight: 700;
}
.codeblock-copy {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--crimson-deep);
  background: var(--cream);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.codeblock-copy:hover, .codeblock-copy:focus-visible {
  background: var(--crimson); color: var(--cream); border-color: var(--crimson);
  transform: translateY(-1px);
}
.codeblock-copy.is-copied {
  background: #f5fff7; color: #075d2a; border-color: #b7e8c5;
}

.codeblock pre {
  margin: 0;
  padding: 16px 18px;
  overflow-x: auto;
  background: var(--code-bg);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.55;
  tab-size: 4;
}
.codeblock pre code {
  font-family: inherit;
  background: transparent;
  padding: 0;
  border-radius: 0;
  color: inherit;
}

/* Prism light theme tuned to the palette */
.token.comment, .token.prolog, .token.doctype, .token.cdata { color: #b48189; font-style: italic; }
.token.punctuation { color: var(--ink-soft); }
.token.namespace { opacity: 0.7; }
.token.property, .token.tag, .token.boolean, .token.number, .token.constant,
.token.symbol, .token.deleted { color: var(--crimson); }
.token.selector, .token.attr-name, .token.string, .token.char, .token.builtin, .token.inserted { color: #1c6a3b; }
.token.operator, .token.entity, .token.url, .language-css .token.string, .style .token.string { color: #b14a00; }
.token.atrule, .token.attr-value, .token.keyword { color: var(--crimson-deep); font-weight: 600; }
.token.function, .token.class-name { color: #9b1d6a; font-weight: 600; }
.token.regex, .token.important, .token.variable { color: #ad4900; }
.token.important, .token.bold { font-weight: 700; }
.token.italic { font-style: italic; }

/* ==========================================================================
   Tables
   ========================================================================== */

.table-wrap {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  margin: 1.4em 0;
  background: var(--cream);
  -webkit-overflow-scrolling: touch;
}
.table-wrap table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.95rem;
}
.table-wrap th, .table-wrap td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}
.table-wrap thead th {
  background: linear-gradient(180deg, #ffe1e6, var(--petal-soft));
  color: var(--crimson-deep);
  font-weight: 700;
  border-bottom: 1px solid var(--line-strong);
  white-space: nowrap;
}
.table-wrap tbody tr:nth-child(even) { background: #fff9f9; }
.table-wrap tbody tr:hover { background: #fff0f2; }
.table-wrap tr:last-child td { border-bottom: 0; }

/* ==========================================================================
   Task lists (rendered checkboxes)
   ========================================================================== */

.prose ul li.task-list-item,
ul.contains-task-list li.task-list-item,
.task-list-item {
  list-style: none;
  margin-left: -1.2em;
}
ul.contains-task-list { padding-left: 0; }
.task-list-item input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border: 2px solid var(--crimson);
  border-radius: 4px;
  margin-right: 8px;
  vertical-align: -3px;
  cursor: pointer;
  background: var(--cream);
  transition: background .2s ease, border-color .2s ease;
  position: relative;
}
.task-list-item input[type="checkbox"]:hover { border-color: var(--crimson-bright); }
.task-list-item input[type="checkbox"]:checked {
  background: linear-gradient(135deg, var(--crimson), var(--ember));
  border-color: var(--crimson);
}
.task-list-item input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 3px; top: -1px;
  width: 6px; height: 11px;
  border: solid var(--cream);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.task-list-item.is-checked > *:not(input),
.task-list-item:has(input:checked) > *:not(input) {
  text-decoration: line-through;
  color: var(--muted);
}

/* ==========================================================================
   FAQ accordions
   ========================================================================== */

.faq-accordion {
  margin: 1.4em 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--cream);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.faq-accordion + .faq-accordion { margin-top: 12px; }
.faq-accordion > summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 18px;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(180deg, #fff, var(--cream));
  transition: background .2s ease, color .2s ease;
}
.faq-accordion > summary::-webkit-details-marker { display: none; }
.faq-accordion > summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--crimson), var(--ember));
  color: var(--cream);
  font-size: 0.95rem;
  flex: 0 0 auto;
  transition: transform .2s ease;
}
.faq-accordion[open] > summary::before { content: "−"; }
.faq-accordion > summary:hover { background: var(--petal-soft); color: var(--crimson-deep); }
.faq-accordion[open] > summary { border-bottom: 1px solid var(--line); }
.faq-accordion__body {
  padding: 4px 18px 16px;
  color: var(--ink-soft);
}
.faq-accordion__body > *:first-child { margin-top: 12px; }
.faq-accordion__body > *:last-child { margin-bottom: 0; }

/* ==========================================================================
   Mermaid
   ========================================================================== */

.mermaid-wrapper {
  margin: 1.5em 0;
  padding: 18px;
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}
.mermaid-wrapper pre.mermaid { background: transparent; padding: 0; margin: 0; text-align: center; }

/* ==========================================================================
   Related / child page cards on content pages
   ========================================================================== */

.children-nav {
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--line);
}
.children-nav h2 {
  margin: 0 0 14px;
  font-size: 1.2rem;
  color: var(--ink);
  padding-left: 0;
}
.children-nav h2::before { content: none; }

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}
.related-card {
  display: block;
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  color: var(--ink);
  background-image: none;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .25s ease, border-color .2s ease, color .2s ease;
}
.related-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--crimson);
  color: var(--ink);
}
.related-card__label {
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--crimson);
  font-weight: 700;
  margin-bottom: 6px;
}
.related-card__title { font-weight: 600; font-size: 1rem; line-height: 1.3; }
.related-card__arrow { color: var(--crimson); margin-top: 8px; display: inline-block; transition: transform .2s ease; }
.related-card:hover .related-card__arrow { transform: translateX(4px); }

/* ==========================================================================
   Section landing TOC (auto-rendered children of section index)
   ========================================================================== */

.section-toc {
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px clamp(18px, 2vw, 24px);
  box-shadow: var(--shadow-sm);
  margin: 1.6em 0;
}
.section-toc h2 {
  margin: 0 0 12px;
  padding-left: 0;
  font-size: 1.05rem;
  color: var(--crimson-deep);
}
.section-toc h2::before { content: none; }
.section-toc ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.section-toc li a {
  display: block;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background-image: none;
  color: var(--ink-soft);
  font-weight: 500;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}
.section-toc li a:hover {
  background: var(--petal-soft);
  color: var(--crimson-deep);
  transform: translateX(4px);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  margin-top: clamp(32px, 6vw, 80px);
  background: linear-gradient(180deg, var(--blush), #fbe6ea);
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  flex-shrink: 0;
}
.site-footer__inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr 1fr;
  gap: clamp(20px, 3vw, 40px);
  padding-top: clamp(28px, 4vw, 52px);
  padding-bottom: clamp(24px, 4vw, 40px);
  align-items: start;
}
@media (max-width: 800px) {
  .site-footer__inner { grid-template-columns: 1fr; }
}

.site-footer__brand {
  display: flex; align-items: center; gap: 12px;
}
.site-footer__brand strong { display: block; color: var(--ink); font-size: 1.05rem; }
.site-footer__brand p { margin: 2px 0 0; font-size: 0.86rem; color: var(--muted); }

.site-footer__nav h2 { margin: 0 0 10px; font-size: 0.86rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--crimson-deep); }
.site-footer__nav ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.site-footer__nav a { color: var(--ink-soft); background-image: none; font-weight: 500; }
.site-footer__nav a:hover { color: var(--crimson-deep); }

.site-footer__meta p { margin: 0 0 6px; font-size: 0.86rem; }
.muted { color: var(--muted); }

/* ==========================================================================
   Misc
   ========================================================================== */

.tagline {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--crimson);
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}