/* ==========================================================================
   Senior IT Team website stylesheet
   Layers: reset → tokens → base → layout → components → utilities
   Mobile-first. Low specificity: single-class selectors, no IDs, no !important.
   ========================================================================== */

@layer reset, tokens, base, layout, components, utilities;

/* Self-hosted font (GDPR: no requests to third-party font CDNs).
   Put InstrumentSans-Variable.woff2 into /assets/fonts/. Until then the system stack is used. */
@font-face {
  font-family: "Instrument Sans";
  src: url("../fonts/InstrumentSans-Variable.woff2") format("woff2-variations"),
       url("../fonts/InstrumentSans-Variable.woff2") format("woff2");
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

/* -------------------------------------------------------------------------- */
@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  * { margin: 0; }
  html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
  body { min-block-size: 100vh; }
  img, picture, svg, video { display: block; max-inline-size: 100%; block-size: auto; }
  input, button, textarea, select { font: inherit; color: inherit; }
  p, h1, h2, h3, h4 { overflow-wrap: break-word; }
  ul[class], ol[class] { list-style: none; padding: 0; }
  table { border-collapse: collapse; }
}

/* -------------------------------------------------------------------------- */
@layer tokens {
  :root {
    /* Colour */
    --paper: #f3f5f7;
    --surface: #ffffff;
    --ink: #0e2a47;
    --ink-muted: #4a5d73;
    --rule: #d5dde6;
    --rule-strong: #a9b8c8;
    --signal: #ffc93c;
    --signal-soft: #fff1c7;
    --blueprint: #123a63;
    --blueprint-line: rgb(243 245 247 / 0.28);
    --on-blueprint: #f3f5f7;
    --on-blueprint-muted: #c3d0de;
    --error: #b42318;
    --success: #1f6f43;
    --focus: #0b63ce;

    /* Type */
    --font-sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --step--1: 0.875rem;
    --step-0: 1.0625rem;
    --step-1: 1.25rem;
    --step-2: clamp(1.375rem, 1.2rem + 0.6vw, 1.5625rem);
    --step-3: clamp(1.75rem, 1.4rem + 1.4vw, 2.4375rem);
    --step-4: clamp(2.25rem, 1.5rem + 3vw, 3.8125rem);
    --step-metric: clamp(2.5rem, 1.9rem + 2.4vw, 3.5rem);
    --leading-body: 1.6;
    --leading-tight: 1.12;
    --measure: 68ch;

    /* Space */
    --space-2xs: 0.25rem;
    --space-xs: 0.5rem;
    --space-s: 0.75rem;
    --space-m: 1rem;
    --space-l: 1.5rem;
    --space-xl: 2.25rem;
    --space-2xl: 3.5rem;
    --space-section: clamp(3.5rem, 2rem + 6vw, 6.5rem);
    --gutter: clamp(1rem, 0.5rem + 2.5vw, 2rem);
    --container: 76rem;

    /* Shape */
    --radius-s: 4px;
    --radius-m: 8px;
    --border: 1px solid var(--rule);
  }
}

/* -------------------------------------------------------------------------- */
@layer base {
  html {
    color-scheme: light;
    scroll-padding-block-start: 5rem;
  }
  @media (prefers-reduced-motion: no-preference) {
    html { scroll-behavior: smooth; }
  }

  body {
    font-family: var(--font-sans);
    font-size: var(--step-0);
    line-height: var(--leading-body);
    color: var(--ink);
    background-color: var(--paper);
    font-kerning: normal;
    -webkit-font-smoothing: antialiased;
  }

  h1, h2, h3, h4 {
    line-height: var(--leading-tight);
    font-weight: 650;
    letter-spacing: -0.015em;
    text-wrap: balance;
  }
  h1 { font-size: var(--step-4); letter-spacing: -0.025em; }
  h2 { font-size: var(--step-3); }
  h3 { font-size: var(--step-2); }
  h4 { font-size: var(--step-1); }

  p, li, dd { text-wrap: pretty; }

  a {
    color: var(--ink);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.2em;
  }
  a:hover { text-decoration-thickness: 2px; }

  :focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 2px;
    border-radius: 2px;
  }

  strong { font-weight: 650; }
  small { font-size: var(--step--1); }
  hr { border: 0; border-block-start: var(--border); }

  ::selection { background: var(--signal); color: var(--ink); }
}

/* -------------------------------------------------------------------------- */
@layer layout {
  .container {
    inline-size: 100%;
    max-inline-size: var(--container);
    margin-inline: auto;
    padding-inline: var(--gutter);
  }

  .section { padding-block: var(--space-section); }
  .section-tight { padding-block: var(--space-2xl); }
  .section-ruled { border-block-start: var(--border); }

  .stack > * + * { margin-block-start: var(--space-m); }
  .stack-l > * + * { margin-block-start: var(--space-l); }

  .prose { max-inline-size: var(--measure); }
  .prose > * + * { margin-block-start: var(--space-m); }
  .prose h2 { margin-block-start: var(--space-2xl); }
  .prose h3 { margin-block-start: var(--space-xl); }
  .prose ul, .prose ol { padding-inline-start: 1.25em; }
  .prose li + li { margin-block-start: var(--space-xs); }

  .section-head {
    display: grid;
    gap: var(--space-s);
    max-inline-size: 48rem;
    margin-block-end: var(--space-xl);
  }
  .section-head p { color: var(--ink-muted); font-size: var(--step-1); }

  .split {
    display: grid;
    gap: var(--space-xl);
  }
  @media (min-width: 60rem) {
    .split { grid-template-columns: 5fr 7fr; gap: var(--space-2xl); align-items: start; }
    .split-even { grid-template-columns: 1fr 1fr; }
  }

  .columns {
    display: grid;
    gap: var(--space-xl);
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  }
}

/* -------------------------------------------------------------------------- */
@layer components {

  /* Skip link ------------------------------------------------------------- */
  .skip-link {
    position: fixed;
    inset-inline-start: var(--space-m);
    inset-block-start: -10rem;
    z-index: 100;
    padding: var(--space-s) var(--space-m);
    background: var(--ink);
    color: var(--paper);
    border-radius: var(--radius-s);
  }
  .skip-link:focus { inset-block-start: var(--space-m); }

  /* Buttons --------------------------------------------------------------- */
  .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    min-block-size: 2.875rem;
    padding: 0.625rem 1.25rem;
    border: 2px solid var(--ink);
    border-radius: var(--radius-s);
    background: transparent;
    color: var(--ink);
    font-weight: 600;
    line-height: 1.2;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 120ms ease, color 120ms ease;
  }
  .button:hover { background: var(--ink); color: var(--paper); }
  .button-primary { background: var(--signal); border-color: var(--signal); color: var(--ink); }
  .button-primary:hover { background: var(--ink); border-color: var(--ink); color: var(--signal); }
  .button-small { min-block-size: 2.5rem; padding: 0.4rem 0.9rem; font-size: var(--step--1); }
  .button-row { display: flex; flex-wrap: wrap; gap: var(--space-s); align-items: center; }

  .text-link { font-weight: 600; }

  /* Header ---------------------------------------------------------------- */
  .site-header {
    position: sticky;
    inset-block-start: 0;
    z-index: 50;
    background: rgb(243 245 247 / 0.94);
    border-block-end: var(--border);
    backdrop-filter: blur(8px);
  }
  .site-header-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-s) var(--space-l);
    min-block-size: 4.25rem;
    padding-block: var(--space-xs);
  }
  .brand {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    margin-inline-end: auto;
    font-weight: 700;
    font-size: var(--step-1);
    letter-spacing: -0.02em;
    text-decoration: none;
  }
  .brand img { inline-size: 2rem; block-size: 2rem; }
  .brand-name { white-space: nowrap; }
  .brand-accent {
    padding: 0 0.22em;
    margin-inline: 0.04em;
    border-radius: 3px;
    background: var(--signal);
    color: var(--ink);
  }

  .nav-toggle { display: none; }
  .nav-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2xs) var(--space-m);
    inline-size: 100%;
  }
  .nav-link {
    display: inline-block;
    white-space: nowrap;
    padding-block: var(--space-xs);
    font-weight: 500;
    text-decoration: none;
  }
  .nav-link:hover { text-decoration: underline; }
  .nav-link[aria-current="page"] {
    text-decoration: underline;
    text-decoration-color: var(--signal);
    text-decoration-thickness: 3px;
    text-underline-offset: 0.35em;
  }
  .nav-cta { display: none; }

  /* With JS on small screens the list collapses behind a toggle. */
  @media (max-width: 74.99rem) {
    .js .nav-toggle {
      display: inline-flex;
      align-items: center;
      gap: var(--space-xs);
      min-block-size: 2.75rem;
      padding: 0.4rem 0.8rem;
      border: 2px solid var(--ink);
      border-radius: var(--radius-s);
      background: transparent;
      font-weight: 600;
      cursor: pointer;
    }
    .js .site-nav { inline-size: 100%; }
    .js .site-nav:not(.is-open) { display: none; }
    .js .site-nav.is-open .nav-list {
      flex-direction: column;
      padding-block: var(--space-s) var(--space-m);
    }
    .js .site-nav.is-open .nav-link { padding-block: var(--space-s); }
  }

  @media (min-width: 75rem) {
    .site-header-inner { flex-wrap: nowrap; }
    .nav-list { inline-size: auto; flex-wrap: nowrap; gap: var(--space-l); }
    .nav-cta { display: inline-flex; }
  }

  /* Breadcrumbs ----------------------------------------------------------- */
  .breadcrumbs ol {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2xs) var(--space-xs);
    font-size: var(--step--1);
    color: var(--ink-muted);
  }
  .breadcrumbs li + li::before {
    content: "/";
    margin-inline-end: var(--space-xs);
    color: var(--rule-strong);
  }
  .breadcrumbs a { color: var(--ink-muted); }

  /* Hero (home) ----------------------------------------------------------- */
  .hero {
    padding-block: clamp(2.5rem, 1rem + 6vw, 5.5rem) var(--space-section);
    background-color: var(--paper);
    background-image:
      linear-gradient(var(--rule) 1px, transparent 1px),
      linear-gradient(90deg, var(--rule) 1px, transparent 1px);
    background-size: 32px 32px;
    background-position: -1px -1px;
    border-block-end: var(--border);
  }
  .hero-grid {
    display: grid;
    gap: var(--space-2xl);
    align-items: center;
  }
  @media (min-width: 64rem) {
    .hero-grid { grid-template-columns: 6fr 6fr; }
  }
  .hero-copy {
    display: grid;
    gap: var(--space-l);
    background: var(--paper);
    box-shadow: 0 0 0 var(--space-s) var(--paper);
  }
  @media (min-width: 64rem) {
    /* Paper panel lifts the copy off the grid without changing its alignment. */
    .hero-copy { box-shadow: 0 0 0 var(--space-l) var(--paper); }
  }
  .hero-lede {
    max-inline-size: 36rem;
    font-size: var(--step-1);
    color: var(--ink-muted);
  }

  /* Blueprint drawing ----------------------------------------------------- */
  .blueprint {
    background: var(--surface);
    border: 1px solid var(--rule-strong);
    border-radius: var(--radius-m);
    padding: var(--space-m);
  }
  .blueprint svg { inline-size: 100%; }
  .blueprint-tall { display: block; }
  .blueprint-wide { display: none; }
  @media (min-width: 40rem) {
    .blueprint-tall { display: none; }
    .blueprint-wide { display: block; }
  }
  .bp-line { fill: none; stroke: var(--ink); stroke-width: 1.5; }
  .bp-thin { fill: none; stroke: var(--ink-muted); stroke-width: 1; }
  .bp-dash { fill: none; stroke: var(--ink-muted); stroke-width: 1; stroke-dasharray: 4 4; }
  .bp-box { fill: var(--paper); stroke: var(--ink); stroke-width: 1.5; }
  .bp-exit { fill: var(--signal); stroke: var(--ink); stroke-width: 1.5; }
  .bp-title { fill: var(--ink); font: 650 17px var(--font-sans); }
  .bp-text { fill: var(--ink-muted); font: 400 13.5px var(--font-sans); }
  .bp-dim { fill: var(--ink); font: 600 13px var(--font-sans); }
  .bp-exit-label { fill: var(--ink); font: 600 13px var(--font-sans); }
  .blueprint figcaption {
    margin-block-start: var(--space-s);
    font-size: var(--step--1);
    color: var(--ink-muted);
  }

  @media (prefers-reduced-motion: no-preference) {
    .bp-draw {
      stroke-dasharray: 1;
      stroke-dashoffset: 1;
      animation: bp-draw 900ms ease-out forwards;
      animation-delay: var(--d, 0ms);
    }
    .bp-fade {
      opacity: 0;
      animation: bp-fade 400ms ease-out forwards;
      animation-delay: var(--d, 0ms);
    }
  }
  @keyframes bp-draw { to { stroke-dashoffset: 0; } }
  @keyframes bp-fade { to { opacity: 1; } }

  /* Page hero (inner pages) ---------------------------------------------- */
  .page-hero {
    padding-block: var(--space-xl) var(--space-2xl);
    border-block-end: var(--border);
  }
  .page-hero-inner { display: grid; gap: var(--space-m); }
  .page-hero h1 { max-inline-size: 22ch; }
  .page-hero .lede {
    max-inline-size: 42rem;
    font-size: var(--step-1);
    color: var(--ink-muted);
  }

  /* Client logos ---------------------------------------------------------- */
  .logo-strip { display: grid; gap: var(--space-m); }
  .logo-strip-label { font-size: var(--step--1); color: var(--ink-muted); }
  .logo-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
    gap: var(--space-s);
  }
  .logo-slot {
    display: grid;
    place-items: center;
    min-block-size: 4rem;
    padding: var(--space-s);
    border: 1px dashed var(--rule-strong);
    border-radius: var(--radius-s);
    font-size: var(--step--1);
    color: var(--ink-muted);
    text-align: center;
  }

  /* Results (metric rows) ------------------------------------------------- */
  .results { border-block-start: 2px solid var(--ink); }
  .result {
    display: grid;
    gap: var(--space-s) var(--space-xl);
    padding-block: var(--space-l);
    border-block-end: var(--border);
  }
  @media (min-width: 48rem) {
    .result { grid-template-columns: 17rem 1fr auto; align-items: baseline; }
  }
  .result-value {
    font-size: var(--step-metric);
    font-weight: 650;
    line-height: 1;
    letter-spacing: -0.03em;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
  }
  .result-body { display: grid; gap: var(--space-2xs); max-inline-size: 40rem; }
  .result-title { font-size: var(--step-1); font-weight: 600; }
  .result-meta { font-size: var(--step--1); color: var(--ink-muted); }

  /* Service / industry rows ---------------------------------------------- */
  .row-list { border-block-start: var(--border); }
  .row-item {
    display: grid;
    gap: var(--space-xs) var(--space-xl);
    padding-block: var(--space-l);
    border-block-end: var(--border);
  }
  @media (min-width: 48rem) {
    .row-item { grid-template-columns: minmax(14rem, 1fr) 2fr; }
  }
  .row-item h3 { font-size: var(--step-2); }
  .row-item h3 a { text-decoration: none; }
  .row-item h3 a:hover { text-decoration: underline; }
  .row-item p { color: var(--ink-muted); max-inline-size: 44rem; }
  .row-item ul { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: var(--space-xs); margin-block-start: var(--space-s); }
  .row-item ul li {
    padding: 0.15rem 0.6rem;
    border: var(--border);
    border-radius: 999px;
    font-size: var(--step--1);
    color: var(--ink-muted);
  }

  /* Process steps (a real sequence, so numbered) ------------------------- */
  .section-blueprint {
    background-color: var(--blueprint);
    background-image:
      linear-gradient(var(--blueprint-line) 1px, transparent 1px),
      linear-gradient(90deg, var(--blueprint-line) 1px, transparent 1px);
    background-size: 48px 48px;
    color: var(--on-blueprint);
  }
  .section-blueprint a { color: var(--on-blueprint); }
  .section-blueprint .section-head p { color: var(--on-blueprint-muted); }
  .section-blueprint .button { border-color: var(--on-blueprint); color: var(--on-blueprint); }
  .section-blueprint .button:hover { background: var(--on-blueprint); color: var(--blueprint); }
  .section-blueprint .button-primary { background: var(--signal); border-color: var(--signal); color: var(--ink); }

  .steps {
    display: grid;
    gap: var(--space-l);
    counter-reset: step;
  }
  @media (min-width: 56rem) {
    .steps { grid-template-columns: repeat(3, 1fr); }
  }
  .step {
    display: grid;
    align-content: start;
    gap: var(--space-s);
    padding: var(--space-l);
    border: 1px solid currentColor;
    border-radius: var(--radius-m);
    background: rgb(18 58 99 / 0.85);
    counter-increment: step;
  }
  .steps-light .step { background: var(--surface); border-color: var(--rule-strong); }
  .step-head { display: flex; align-items: baseline; gap: var(--space-s); }
  .step-head::before {
    content: counter(step);
    display: inline-grid;
    place-items: center;
    flex: none;
    inline-size: 2rem;
    block-size: 2rem;
    border-radius: 50%;
    background: var(--signal);
    color: var(--ink);
    font-weight: 700;
    font-size: var(--step--1);
  }
  .step-duration { font-size: var(--step--1); font-weight: 600; }
  .step ul { display: grid; gap: var(--space-2xs); padding-inline-start: 1.1em; }
  .step-exit {
    margin-block-start: auto;
    padding-block-start: var(--space-s);
    border-block-start: 1px dashed currentColor;
    font-size: var(--step--1);
  }
  .step-exit strong { color: var(--signal); }
  .steps-light .step-exit strong { color: var(--ink); background: var(--signal-soft); padding-inline: 0.25em; }

  .guarantee {
    margin-block-start: var(--space-xl);
    padding: var(--space-l);
    border-inline-start: 4px solid var(--signal);
    background: rgb(243 245 247 / 0.08);
    max-inline-size: 48rem;
  }
  .guarantee-light { background: var(--signal-soft); }

  /* Facts ------------------------------------------------------------------ */
  .facts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 9rem), 1fr));
    gap: var(--space-l);
  }
  .fact { display: grid; gap: var(--space-2xs); padding-block-start: var(--space-s); border-block-start: 2px solid var(--ink); }
  .fact dt { order: 2; color: var(--ink-muted); font-size: var(--step--1); }
  .fact dd { order: 1; margin: 0; font-size: var(--step-3); font-weight: 650; font-variant-numeric: tabular-nums; }

  /* Testimonials ---------------------------------------------------------- */
  .quotes { display: grid; gap: var(--space-xl); }
  @media (min-width: 56rem) { .quotes { grid-template-columns: 1fr 1fr; } }
  .quote { display: grid; gap: var(--space-m); padding-block-start: var(--space-m); border-block-start: var(--border); }
  .quote blockquote p { font-size: var(--step-1); line-height: 1.5; }
  .quote figcaption { font-size: var(--step--1); color: var(--ink-muted); }
  .quote figcaption strong { color: var(--ink); }

  /* Credentials ----------------------------------------------------------- */
  .badge-list { display: flex; flex-wrap: wrap; gap: var(--space-s); }
  .badge {
    display: inline-flex;
    flex-direction: column;
    min-inline-size: 10rem;
    padding: var(--space-s) var(--space-m);
    border: 1px solid var(--rule-strong);
    border-radius: var(--radius-s);
    background: var(--surface);
  }
  .badge strong { font-size: var(--step-0); }
  .badge span { font-size: var(--step--1); color: var(--ink-muted); }

  /* Cards: used only where items are equal peers (pricing models, offices) */
  .panel {
    display: grid;
    align-content: start;
    gap: var(--space-s);
    padding: var(--space-l);
    border: var(--border);
    border-radius: var(--radius-m);
    background: var(--surface);
  }
  .panel h3 { font-size: var(--step-1); }
  .panel p, .panel li { color: var(--ink-muted); }
  .panel ul { display: grid; gap: var(--space-2xs); padding-inline-start: 1.1em; }

  /* Table ----------------------------------------------------------------- */
  .table-wrap { overflow-x: auto; border: var(--border); border-radius: var(--radius-m); background: var(--surface); }
  .data-table { inline-size: 100%; min-inline-size: 36rem; font-variant-numeric: tabular-nums; }
  .data-table caption { padding: var(--space-m); text-align: start; font-weight: 600; caption-side: top; }
  .data-table th, .data-table td { padding: var(--space-s) var(--space-m); text-align: start; border-block-start: var(--border); vertical-align: top; }
  .data-table thead th { font-size: var(--step--1); color: var(--ink-muted); font-weight: 600; }
  .data-table tbody th { font-weight: 600; }

  /* FAQ ------------------------------------------------------------------- */
  .faq { border-block-start: var(--border); max-inline-size: 52rem; }
  .faq details { border-block-end: var(--border); }
  .faq summary {
    display: flex;
    justify-content: space-between;
    gap: var(--space-m);
    padding-block: var(--space-m);
    font-weight: 600;
    font-size: var(--step-1);
    cursor: pointer;
    list-style: none;
  }
  .faq summary::-webkit-details-marker { display: none; }
  .faq summary::after { content: "+"; flex: none; font-weight: 400; font-size: 1.5em; line-height: 0.8; }
  .faq details[open] summary::after { content: "\2212"; }
  .faq details > div { padding-block-end: var(--space-l); max-inline-size: var(--measure); color: var(--ink-muted); }

  /* CTA band -------------------------------------------------------------- */
  .cta-band {
    display: grid;
    gap: var(--space-l);
    padding: var(--space-xl);
    border: 2px solid var(--ink);
    border-radius: var(--radius-m);
    background: var(--surface);
  }
  @media (min-width: 56rem) {
    .cta-band { grid-template-columns: 1fr auto; align-items: center; }
  }
  .cta-band p { color: var(--ink-muted); max-inline-size: 40rem; }

  /* Forms ----------------------------------------------------------------- */
  .form {
    display: grid;
    gap: var(--space-l);
    padding: clamp(1.25rem, 0.8rem + 2vw, 2rem);
    border: var(--border);
    border-radius: var(--radius-m);
    background: var(--surface);
  }
  .form-grid { display: grid; gap: var(--space-l); }
  @media (min-width: 40rem) {
    .form-grid { grid-template-columns: 1fr 1fr; }
    .field-full { grid-column: 1 / -1; }
  }
  .field { display: grid; gap: var(--space-2xs); align-content: start; }
  .field label, .field legend { font-weight: 600; }
  .field-optional { font-weight: 400; color: var(--ink-muted); }
  .field-hint { font-size: var(--step--1); color: var(--ink-muted); }
  .input {
    inline-size: 100%;
    min-block-size: 2.875rem;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--rule-strong);
    border-radius: var(--radius-s);
    background: var(--surface);
  }
  .input:hover { border-color: var(--ink-muted); }
  .input:focus-visible { outline-offset: 0; border-color: var(--focus); }
  textarea.input { min-block-size: 8rem; resize: vertical; }
  .input:user-invalid { border-color: var(--error); border-width: 2px; }
  .field-error { font-size: var(--step--1); color: var(--error); font-weight: 600; }
  .field-error:empty { display: none; }

  fieldset.field { border: 0; padding: 0; min-inline-size: 0; }
  .choice-list { display: grid; gap: var(--space-xs); margin-block-start: var(--space-xs); }
  @media (min-width: 40rem) { .choice-list-inline { grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); } }
  .choice { display: flex; gap: var(--space-xs); align-items: flex-start; min-block-size: 1.75rem; }
  .choice input { flex: none; inline-size: 1.25rem; block-size: 1.25rem; margin-block-start: 0.2rem; accent-color: var(--ink); }
  .form-footer { display: grid; gap: var(--space-m); }
  .form-note { font-size: var(--step--1); color: var(--ink-muted); }
  .form-status { padding: var(--space-s) var(--space-m); border-radius: var(--radius-s); font-weight: 600; }
  .form-status:empty { display: none; }
  .form-status-error { background: #fdecea; color: var(--error); }
  .form-status-success { background: #e6f4ec; color: var(--success); }
  .honeypot { position: absolute; inline-size: 1px; block-size: 1px; overflow: hidden; clip-path: inset(50%); }

  /* Contact options ------------------------------------------------------- */
  .contact-list { display: grid; gap: var(--space-m); }
  .contact-list dt { font-size: var(--step--1); color: var(--ink-muted); }
  .contact-list dd { margin: 0; font-weight: 600; }

  /* Footer ---------------------------------------------------------------- */
  .site-footer {
    margin-block-start: var(--space-section);
    padding-block: var(--space-2xl) var(--space-l);
    background: var(--ink);
    color: var(--on-blueprint-muted);
  }
  .site-footer a { color: var(--on-blueprint); }
  .site-footer ul { list-style: none; padding: 0; }
  .footer-brand .brand img { outline: 1px solid rgb(243 245 247 / 0.45); border-radius: 5px; }
  .footer-social { display: grid; gap: var(--space-2xs); }
  .footer-grid {
    display: grid;
    gap: var(--space-xl);
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  }
  .footer-col h2 { font-size: var(--step-0); color: var(--on-blueprint); margin-block-end: var(--space-s); }
  .footer-col ul { display: grid; gap: var(--space-xs); }
  .footer-col a { text-decoration: none; }
  .footer-col a:hover { text-decoration: underline; }
  .footer-col address { font-style: normal; font-size: var(--step--1); }
  .footer-col address + address { margin-block-start: var(--space-m); }
  .footer-col address strong { color: var(--on-blueprint); }
  .footer-brand { display: grid; gap: var(--space-s); max-inline-size: 22rem; }
  .footer-brand .brand { color: var(--on-blueprint); }
  .footer-legal {
    display: grid;
    gap: var(--space-m);
    margin-block-start: var(--space-2xl);
    padding-block-start: var(--space-l);
    border-block-start: 1px solid rgb(243 245 247 / 0.2);
    font-size: var(--step--1);
  }
  .footer-legal ul { display: flex; flex-wrap: wrap; gap: var(--space-xs) var(--space-l); }
  .link-button {
    padding: 0;
    border: 0;
    background: none;
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 0.2em;
    cursor: pointer;
  }
  .site-footer .link-button { color: var(--on-blueprint); }

  /* Cookie consent -------------------------------------------------------- */
  .cookie-banner {
    position: fixed;
    inset-inline: var(--space-s);
    inset-block-end: var(--space-s);
    z-index: 90;
    max-inline-size: 40rem;
    margin-inline: auto;
    padding: var(--space-l);
    border: 2px solid var(--ink);
    border-radius: var(--radius-m);
    background: var(--surface);
    box-shadow: 0 12px 32px rgb(14 42 71 / 0.18);
  }
  .cookie-banner[hidden] { display: none; }
  .cookie-banner h2 { font-size: var(--step-1); }
  .cookie-banner > * + * { margin-block-start: var(--space-s); }
  .cookie-banner p { font-size: var(--step--1); color: var(--ink-muted); }
  .cookie-actions { display: grid; gap: var(--space-xs); grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); }
  .cookie-actions .button { inline-size: 100%; }
  .cookie-prefs { display: grid; gap: var(--space-s); padding-block: var(--space-s); border-block: var(--border); }
  .cookie-prefs[hidden] { display: none; }
  .cookie-prefs .choice span { font-size: var(--step--1); }
  .cookie-prefs .choice strong { display: block; color: var(--ink); }

  /* Misc ------------------------------------------------------------------ */
  .tag-list { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
  .tag-list li { padding: 0.15rem 0.6rem; border: var(--border); border-radius: 999px; font-size: var(--step--1); background: var(--surface); }
  .check-list { display: grid; gap: var(--space-s); }
  .check-list li { display: grid; grid-template-columns: 1.25rem 1fr; gap: var(--space-s); }
  .check-list li::before {
    content: "";
    inline-size: 0.9rem;
    block-size: 0.5rem;
    margin-block-start: 0.45em;
    border-inline-start: 2px solid var(--ink);
    border-block-end: 2px solid var(--ink);
    transform: rotate(-45deg);
  }
  .meta-list { display: grid; gap: var(--space-s); }
  .meta-list div { display: grid; gap: var(--space-2xs); }
  .meta-list dt { font-size: var(--step--1); color: var(--ink-muted); }
  .meta-list dd { margin: 0; font-weight: 600; }
  .callout {
    padding: var(--space-m) var(--space-l);
    border-inline-start: 4px solid var(--signal);
    background: var(--signal-soft);
    max-inline-size: var(--measure);
  }
  .legal-updated { color: var(--ink-muted); font-size: var(--step--1); }
}

/* -------------------------------------------------------------------------- */
@layer utilities {
  /* Components set display on buttons and lists; the hidden attribute must still win. */
  [hidden] { display: none; }

  .visually-hidden {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
  }
  .muted { color: var(--ink-muted); }
  .mt-xl { margin-block-start: var(--space-xl); }
  .mt-2xl { margin-block-start: var(--space-2xl); }
}

/* -------------------------------------------------------------------------- */
@media print {
  .site-header, .site-footer, .cookie-banner, .nav-toggle, .skip-link, .form { display: none; }
  body { background: #fff; color: #000; }
  .hero, .section-blueprint { background: none; color: #000; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 0.85em; }
}