/* tokens.css */
/* ==========================================================================
   Design tokens: the one place to restyle the site.
   Change a value here and every component that uses it updates.
   Colour pairs noted with their WCAG contrast ratio; keep text pairs ≥ 4.5:1.
   ========================================================================== */
:root {
  /* ---- Brand colours ---- */
  --color-ink: #030a1c;          /* headings, dark backgrounds */
  --color-text: #4a4a4a;         /* body text: 8.9:1 on white */
  --color-text-strong: #242424;
  --color-text-muted: #5f5f5f;   /* 6.4:1 on white, 5.8:1 on --color-surface-alt */
  --color-brand: #006189;        /* links, accents: 6.6:1 on white */
  --color-brand-dark: #004f70;
  --color-accent: #6cf8f8;       /* primary button fill (with --color-ink text: 15:1) */
  --color-accent-hover: #3df0f0;
  --color-highlight: #6cf8a2;    /* highlighted words in headings */
  --color-orange: #fb770b;       /* decorative only, never for text */
  --color-purple: #8e18ff;       /* decorative only, never for text */
  --color-star: #f5a623;         /* rating stars (decorative, paired with a text rating) */

  /* ---- Surfaces ---- */
  --color-bg: #ffffff;
  --color-surface-alt: #f5f5f5;  /* grey bands */
  --color-surface-dark: var(--color-ink);
  --color-on-dark: #dbdbdb;      /* text on dark bands: 13.9:1 */
  --color-border: #dbdbdb;
  --color-border-strong: #8a8a8a; /* form field borders: 3.4:1, meets non-text 3:1 */

  /* ---- Feedback ---- */
  --color-error: #b3261e;        /* 6.5:1 on white */
  --color-success: #1e7a3c;      /* 5.4:1 on white */

  /* ---- Focus ring: visible on light and dark ---- */
  --focus-ring: 3px solid var(--color-brand);
  --focus-ring-on-dark: 3px solid var(--color-accent);
  --focus-offset: 3px;

  /* ---- Typography ---- */
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --font-size-base: 1.0625rem;   /* 17px */
  --line-height: 1.6;
  --font-size-sm: 0.9375rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: clamp(1.375rem, 1.1rem + 1vw, 1.75rem);
  --font-size-2xl: clamp(1.75rem, 1.3rem + 1.6vw, 2.5rem);
  --font-size-3xl: clamp(2.25rem, 1.5rem + 3vw, 3.5rem);
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-bold: 700;

  /* ---- Spacing scale ---- */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --space-3xl: clamp(4rem, 3rem + 4vw, 6rem);

  /* ---- Layout ---- */
  --container: 72rem;
  --container-narrow: 46rem;
  --gutter: clamp(1rem, 0.5rem + 2vw, 2rem);
  --header-height: 4.5rem;

  /* ---- Shape ---- */
  --radius-sm: 0.25rem;
  --radius-md: 1rem;
  --radius-pill: 9999px;
  --shadow-card: 0 1px 2px rgb(3 10 28 / 0.06), 0 4px 16px rgb(3 10 28 / 0.08);
  --shadow-card-hover: 0 2px 4px rgb(3 10 28 / 0.08), 0 10px 28px rgb(3 10 28 / 0.12);

  /* ---- Motion (removed for people who prefer reduced motion) ---- */
  --transition: 150ms ease-out;
}

@media (prefers-reduced-motion: reduce) {
  :root { --transition: 0ms; }
}

/* base.css */
/* ==========================================================================
   Base: reset, element defaults and layout primitives.
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-height) + var(--space-md));
}
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  text-rendering: optimizeLegibility;
}

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

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--space-md);
  color: var(--color-text-strong);
  font-weight: var(--font-weight-normal);
  line-height: 1.2;
  text-wrap: balance;
}
h1 { font-size: var(--font-size-3xl); line-height: 1.1; }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); font-weight: var(--font-weight-bold); }

p, ul, ol, dl, blockquote, figure, table, pre { margin: 0 0 var(--space-md); }
p { text-wrap: pretty; }

a {
  color: var(--color-brand);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}
a:hover { color: var(--color-brand-dark); text-decoration-thickness: 2px; }

/* Visible keyboard focus everywhere (never removed) */
:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
  border-radius: var(--radius-sm);
}
.section--dark :focus-visible,
.site-footer :focus-visible { outline: var(--focus-ring-on-dark); }

strong, b { font-weight: var(--font-weight-bold); color: inherit; }
hr { border: 0; border-top: 1px solid var(--color-border); margin: var(--space-xl) 0; }
code, kbd, pre { font-family: var(--font-mono); font-size: 0.9em; }

/* Screen-reader-only text */
.visually-hidden:not(:focus):not(:active) {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* ---- Layout primitives ---- */
.container {
  width: 100%;
  max-width: calc(var(--container) + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow { max-width: calc(var(--container-narrow) + 2 * var(--gutter)); }

.section { padding-block: var(--space-3xl); }
.section--tight { padding-block: var(--space-2xl); }
.section--alt { background: var(--color-surface-alt); }
.section--dark { background: var(--color-surface-dark); color: var(--color-on-dark); }
.section--dark h1, .section--dark h2, .section--dark h3 { color: #fff; }
.section--dark a { color: var(--color-accent); }

.section__heading { text-align: center; margin-bottom: var(--space-xl); }
.eyebrow {
  display: block;
  margin-bottom: var(--space-xs);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-brand);
}

.stack > * + * { margin-top: var(--space-md); }
.center { text-align: center; }

/* Windows High Contrast / forced colours: keep boundaries visible */
@media (forced-colors: active) {
  .button, .card, .review-card, .field input, .field textarea, .field select { border: 1px solid CanvasText; }
}

/* components.css */
/* ==========================================================================
   Components. Each block matches a template in src/_includes/.
   ========================================================================== */

/* ---- Skip link ---- */
.skip-link {
  position: absolute;
  left: var(--space-md);
  top: -100px;
  z-index: 1000;
  padding: var(--space-xs) var(--space-md);
  background: var(--color-ink);
  color: #fff;
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-sm);
}
.skip-link:focus { top: var(--space-md); color: #fff; outline: var(--focus-ring-on-dark); }

/* ---- Buttons ---- */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  min-height: 2.75rem;            /* 44px target size */
  padding: 0.5rem 1.4rem;
  border: 1px solid var(--color-ink);
  border-radius: var(--radius-pill);
  font: inherit;
  font-size: 1rem;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.button--primary { background: var(--color-accent); color: var(--color-ink); }
.button--primary:hover { background: var(--color-accent-hover); color: var(--color-ink); }
.button--secondary { background: #fff; color: var(--color-text-strong); border-color: var(--color-border-strong); }
.button--secondary:hover { border-color: var(--color-ink); color: var(--color-ink); }
.button--dark { background: var(--color-ink); color: #fff; }
.button--dark:hover { background: var(--color-brand-dark); color: #fff; }
.button-group { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.button-group--center { justify-content: center; }

/* ---- Header & navigation ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgb(255 255 255 / 0.97);
  border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  min-height: var(--header-height);
}
.site-header__logo { flex-shrink: 0; display: block; }
.site-header__logo img { width: 140px; height: auto; }

.nav-toggle {
  display: none;
  margin-left: auto;
  align-items: center;
  gap: var(--space-xs);
  min-height: 2.75rem;
  padding: 0.4rem 0.9rem;
  background: #fff;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  font: inherit;
  color: var(--color-ink);
  cursor: pointer;
}
.nav-toggle__icon, .nav-toggle__icon::before, .nav-toggle__icon::after {
  display: block;
  width: 1.1rem;
  height: 2px;
  background: currentColor;
  transition: transform var(--transition);
}
.nav-toggle__icon { position: relative; }
.nav-toggle__icon::before, .nav-toggle__icon::after { content: ""; position: absolute; left: 0; }
.nav-toggle__icon::before { top: -6px; }
.nav-toggle__icon::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__icon { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__icon::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__icon::after { transform: translateY(-6px) rotate(-45deg); }

.site-nav { display: flex; align-items: center; flex: 1; gap: var(--space-lg); }
.site-nav__list { display: flex; gap: var(--space-2xs); margin: 0; padding: 0; list-style: none; }
.site-nav__link {
  display: block;
  padding: 0.5rem 0.75rem;
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-sm);
}
.site-nav__link:hover { color: var(--color-ink); text-decoration: underline; }
.site-nav__link[aria-current="page"], .site-nav__link[data-current-section] {
  color: var(--color-ink);
  font-weight: var(--font-weight-bold);
  text-decoration: underline;
  text-decoration-color: var(--color-brand);
  text-decoration-thickness: 2px;
}
.site-nav .button-group { margin-left: auto; }

@media (max-width: 60rem) {
  /* JS adds .js to <html>. Without JS the menu simply stays open. */
  .js .nav-toggle { display: inline-flex; }
  .site-header__inner { flex-wrap: wrap; }
  .site-nav { flex-basis: 100%; flex-direction: column; align-items: stretch; gap: var(--space-md); padding-bottom: var(--space-lg); }
  .js .site-nav[data-open="false"] { display: none; }
  .site-nav__list { flex-direction: column; }
  .site-nav__link { padding: 0.75rem 0.5rem; border-bottom: 1px solid var(--color-border); border-radius: 0; }
  .site-nav .button-group { margin-left: 0; }
}

/* ---- Text highlight in headings ---- */
.highlight {
  background: var(--color-highlight);
  color: var(--color-text-strong);
  padding-inline: 0.12em;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

/* ---- Home hero ---- */
.hero { padding-block: var(--space-3xl) var(--space-xl); text-align: center; overflow: hidden; }
.hero__inner { max-width: 44rem; margin-inline: auto; }
.hero__intro { font-size: var(--font-size-lg); margin-bottom: var(--space-lg); }
.hero__figure { margin: var(--space-xl) auto 0; max-width: 22rem; }
.hero__figure figcaption { margin-top: var(--space-xs); font-size: var(--font-size-sm); color: var(--color-text-muted); }

/* ---- Page header (inner pages) ---- */
.page-header { padding-block: var(--space-2xl) var(--space-xl); }
.page-header__lede { font-size: var(--font-size-lg); max-width: 46rem; }
.page-header--center { text-align: center; }
.page-header--center .page-header__lede { margin-inline: auto; }

/* ---- Split: text beside an image ---- */
.split {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}
@media (min-width: 52rem) {
  .split { grid-template-columns: 1fr 1fr; }
  .split--image-first .split__media { order: -1; }
}
.split__media img { width: 100%; border-radius: var(--radius-md); }
.split__heading { font-size: var(--font-size-2xl); }

/* ---- Cards (features) ---- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 19rem), 1fr));
  gap: var(--space-lg);
  margin: 0;
  padding: 0;
  list-style: none;
}
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: var(--space-lg);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.card:hover, .card:focus-within { box-shadow: var(--shadow-card-hover); border-color: var(--color-brand); }
.card__icon { width: 4.5rem; height: 4.5rem; margin-bottom: var(--space-md); object-fit: contain; }
.card__title { font-size: var(--font-size-lg); font-weight: var(--font-weight-bold); margin-bottom: var(--space-xs); }
.card__title a { color: var(--color-brand); text-decoration: none; }
/* Whole card is clickable, but only the title is the link (one tab stop, clean name) */
.card__title a::after { content: ""; position: absolute; inset: 0; border-radius: var(--radius-md); }
.card__title a:focus-visible { outline: none; }
.card__title a:focus-visible::after { outline: var(--focus-ring); outline-offset: 2px; }
.card__text { margin: 0; font-size: var(--font-size-sm); }

/* ---- Feature page highlights ---- */
.highlights { display: grid; gap: var(--space-xl); margin: 0; padding: 0; list-style: none; }
@media (min-width: 52rem) { .highlights { grid-template-columns: 1fr 1fr; } }
.highlight-item { display: flex; gap: var(--space-md); align-items: flex-start; }
.highlight-item img { flex: 0 0 4rem; width: 4rem; height: 4rem; object-fit: contain; }
.highlight-item h2 { font-size: var(--font-size-lg); font-weight: var(--font-weight-bold); margin-bottom: var(--space-2xs); }
.highlight-item p { margin: 0; }

/* ---- Blog listing ---- */
.post-list { display: grid; gap: var(--space-xl); margin: 0; padding: 0; list-style: none; }
.post-card {
  display: grid;
  gap: var(--space-lg);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}
@media (min-width: 40rem) {
  .post-card--has-image { grid-template-columns: 1fr 12rem; }
}
.post-card__title { font-size: var(--font-size-xl); margin-bottom: var(--space-xs); }
.post-card__title a { color: var(--color-text-strong); text-decoration: none; }
.post-card__title a:hover { color: var(--color-brand); text-decoration: underline; }
.post-card__image img { width: 100%; aspect-ratio: 4 / 3; object-fit: contain; border-radius: var(--radius-sm); background: var(--color-surface-alt); }
.post-card__excerpt { margin-bottom: var(--space-xs); }

.meta { display: flex; flex-wrap: wrap; gap: 0 var(--space-sm); margin: 0 0 var(--space-sm); padding: 0; list-style: none; font-size: var(--font-size-sm); color: var(--color-text-muted); }
.meta li + li::before { content: "·"; margin-right: var(--space-sm); }

.featured-post { background: var(--color-ink); color: var(--color-on-dark); border-radius: var(--radius-md); padding: var(--space-xl); }
.featured-post .post-card { border: 0; padding: 0; }
.featured-post .post-card__title a { color: #fff; }
.featured-post .meta { color: var(--color-on-dark); }
.featured-post a { color: var(--color-accent); }

/* ---- Blog post ---- */
.post-layout { display: grid; gap: var(--space-2xl); }
@media (min-width: 62rem) { .post-layout { grid-template-columns: minmax(0, 1fr) 15rem; } }
.post-header h1 { font-size: var(--font-size-2xl); }
.post-hero { margin-bottom: var(--space-xl); }
.post-hero img { max-height: 16rem; width: auto; margin-inline: auto; }

.author-card {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  margin-top: var(--space-2xl);
  padding: var(--space-lg);
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
}
.author-card img { width: 5rem; height: 5rem; border-radius: 50%; object-fit: cover; }
.author-card p { margin: 0; }
.author-card__name { font-weight: var(--font-weight-bold); color: var(--color-text-strong); }

.sidebar-nav h2 { font-size: var(--font-size-sm); font-weight: var(--font-weight-bold); letter-spacing: 0.08em; text-transform: uppercase; }
.sidebar-nav ul { margin: 0; padding: 0; list-style: none; }
.sidebar-nav a { display: block; padding: var(--space-xs) 0; }
.sidebar-nav a[aria-current="page"] { font-weight: var(--font-weight-bold); color: var(--color-ink); }

.category-tabs { display: flex; flex-wrap: wrap; gap: var(--space-xs); margin: 0 0 var(--space-xl); padding: 0; list-style: none; }
.category-tabs a {
  display: inline-block;
  padding: 0.35rem 0.9rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  color: var(--color-text-strong);
  text-decoration: none;
  font-size: var(--font-size-sm);
}
.category-tabs a:hover { border-color: var(--color-ink); }
.category-tabs a[aria-current="page"] { background: var(--color-ink); border-color: var(--color-ink); color: #fff; }

/* ---- Pagination ---- */
.pagination { display: flex; flex-wrap: wrap; gap: var(--space-xs); justify-content: center; margin: var(--space-2xl) 0 0; padding: 0; list-style: none; }
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 2.75rem; min-height: 2.75rem; padding: 0 var(--space-sm);
  border: 1px solid var(--color-border-strong); border-radius: var(--radius-pill);
  text-decoration: none;
}
.pagination a[aria-current="page"] { background: var(--color-ink); color: #fff; border-color: var(--color-ink); }

/* ---- Prose: Markdown content ---- */
.prose { max-width: 46rem; }
.prose > * + h2 { margin-top: var(--space-xl); }
.prose > * + h3 { margin-top: var(--space-lg); }
.prose h2 { font-size: var(--font-size-xl); font-weight: var(--font-weight-bold); }
.prose h3 { font-size: var(--font-size-lg); font-weight: var(--font-weight-bold); }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose li + li { margin-top: var(--space-2xs); }
.prose img { margin-block: var(--space-lg); border-radius: var(--radius-sm); }
.prose figure img { margin-bottom: var(--space-xs); }
.prose figcaption { font-size: var(--font-size-sm); color: var(--color-text-muted); }
.prose blockquote { margin-inline: 0; padding-left: var(--space-lg); border-left: 4px solid var(--color-highlight); font-style: italic; }
.prose table { width: 100%; border-collapse: collapse; font-size: var(--font-size-sm); }
.prose th, .prose td { padding: var(--space-xs) var(--space-sm); border: 1px solid var(--color-border); text-align: left; vertical-align: top; }
.prose th { background: var(--color-surface-alt); color: var(--color-text-strong); }
.prose .table-wrap { overflow-x: auto; }
.prose pre { overflow-x: auto; padding: var(--space-md); background: var(--color-surface-alt); border-radius: var(--radius-sm); }
.prose iframe { max-width: 100%; border: 0; }
.prose .video { position: relative; aspect-ratio: 16 / 9; margin-bottom: var(--space-lg); }
.prose .video iframe { position: absolute; inset: 0; width: 100%; height: 100%; }
.prose .disclosure { font-size: var(--font-size-sm); color: var(--color-text-muted); }

/* ---- Reviews ---- */
.review-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); gap: var(--space-lg); margin: 0; padding: 0; list-style: none; }
.review-card {
  display: flex; flex-direction: column; height: 100%; margin: 0;
  padding: var(--space-lg);
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}
.review-card blockquote { flex: 1; margin: 0 0 var(--space-md); font-size: 1rem; }
.review-card blockquote p::before { content: "“"; }
.review-card blockquote p::after { content: "”"; }
.review-card figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-xs); align-items: center; font-size: var(--font-size-sm); }
.review-card cite { font-style: normal; font-weight: var(--font-weight-bold); color: var(--color-text-strong); }
.stars { display: inline-flex; gap: 2px; color: var(--color-star); }
.stars svg { width: 1rem; height: 1rem; fill: currentColor; }

/* ---- Pull quote ---- */
.pull-quote { max-width: 48rem; margin: 0 auto; text-align: center; }
.pull-quote blockquote { margin: 0 0 var(--space-md); font-size: var(--font-size-xl); line-height: 1.4; color: var(--color-text-strong); }
.pull-quote figcaption { font-weight: var(--font-weight-bold); }

/* ---- Awards band ---- */
.awards { text-align: center; }
.awards__rating { display: inline-flex; align-items: center; gap: var(--space-sm); margin-bottom: var(--space-lg); font-size: var(--font-size-2xl); color: var(--color-text-strong); }
.awards__rating img { width: 2.5rem; height: 2.5rem; }
.awards__badges { display: grid; grid-template-columns: repeat(auto-fit, minmax(6rem, 1fr)); gap: var(--space-md); max-width: 52rem; margin: 0 auto var(--space-lg); padding: 0; list-style: none; }
.awards__badges img { width: 100%; max-width: 8rem; margin-inline: auto; }

/* ---- Team ---- */
.team { display: grid; gap: var(--space-xl); }
@media (min-width: 52rem) { .team { grid-template-columns: repeat(2, 1fr); } }
.bio { padding: var(--space-xl); background: #fff; border-radius: var(--radius-md); box-shadow: var(--shadow-card); }
.bio img { width: 8rem; height: 8rem; border-radius: 50%; object-fit: cover; margin-bottom: var(--space-md); }
.bio h2 { font-size: var(--font-size-xl); margin-bottom: var(--space-2xs); }
.bio__role { color: var(--color-brand); font-weight: var(--font-weight-bold); }

/* ---- Logo wall ---- */
.logo-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: var(--space-lg); margin: 0; padding: 0; list-style: none; }
.logo-grid li { display: flex; align-items: center; justify-content: center; padding: var(--space-md); background: #fff; border-radius: var(--radius-md); min-height: 6rem; }
.logo-grid img { max-height: 3.5rem; width: auto; }

/* ---- Forms ---- */
.form { display: grid; gap: var(--space-md); max-width: 32rem; }
.field { display: grid; gap: var(--space-2xs); }
.field label { font-weight: var(--font-weight-bold); color: var(--color-text-strong); }
.field__required { color: var(--color-error); }
.field__hint { font-size: var(--font-size-sm); color: var(--color-text-muted); }
.field input, .field textarea, .field select {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--color-text-strong);
  font: inherit;
}
.field textarea { min-height: 7rem; resize: vertical; }
.field input:focus-visible, .field textarea:focus-visible, .field select:focus-visible { outline: var(--focus-ring); outline-offset: 1px; border-color: var(--color-brand); }
.field [aria-invalid="true"] { border-color: var(--color-error); border-width: 2px; }
.field__error { display: flex; gap: var(--space-2xs); color: var(--color-error); font-size: var(--font-size-sm); font-weight: var(--font-weight-bold); }
.field__error:empty { display: none; }
.form__summary { padding: var(--space-md); border: 2px solid var(--color-error); border-radius: var(--radius-sm); }
.form__summary:empty { display: none; }
.form__note { font-size: var(--font-size-sm); color: var(--color-text-muted); }

/* ---- CTA band ---- */
.cta-band { text-align: center; }
.cta-band p { max-width: 40rem; margin-inline: auto; }

/* ---- Footer ---- */
.site-footer { background: var(--color-surface-dark); color: var(--color-on-dark); padding-block: var(--space-2xl) var(--space-xl); }
.site-footer a { color: var(--color-on-dark); text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.site-footer__logo img { width: 9rem; margin-bottom: var(--space-xl); }
.site-footer__columns { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: var(--space-xl); }
.site-footer h2 { font-size: var(--font-size-base); font-weight: var(--font-weight-bold); color: #fff; margin-bottom: var(--space-sm); }
.site-footer ul { margin: 0; padding: 0; list-style: none; }
.site-footer li { padding-block: var(--space-2xs); }
.site-footer__legal { display: flex; flex-wrap: wrap; gap: var(--space-md); justify-content: space-between; margin-top: var(--space-2xl); padding-top: var(--space-lg); border-top: 1px solid rgb(255 255 255 / 0.15); font-size: var(--font-size-sm); }
.site-footer__legal ul { display: flex; flex-wrap: wrap; gap: var(--space-md); }
.link-button { padding: 0; background: none; border: 0; font: inherit; color: inherit; text-decoration: underline; cursor: pointer; }

/* ---- Link with a trailing arrow (decorative: empty alt text after the slash) ---- */
.link-arrow::after { content: " →" / ""; }

/* ---- Preview banner (SITE_ENV=preview builds only) ---- */
.preview-banner {
  margin: 0;
  padding: var(--space-xs) var(--gutter);
  background: var(--color-highlight);
  color: var(--color-ink);
  font-size: var(--font-size-sm);
  text-align: center;
}
.preview-banner a { color: var(--color-ink); }