/* ==========================================================================
   ONLU — inner-page components.
   Same drawing-sheet language as the homepage: white ground, thin blue rules,
   numbered sheet index, generous margins. Loaded on every page except home.
   ========================================================================== */

.wrap {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* --- Breadcrumbs ---------------------------------------------------------- */
.crumbs { border-block-end: 1px solid var(--color-border); }
.crumbs__inner {
  max-width: var(--container);
  margin-inline: auto;
  padding: var(--space-3) var(--gutter);
}
.crumbs ol { display: flex; flex-wrap: wrap; gap: var(--space-2); font-size: var(--text-small); }
.crumbs li { display: flex; align-items: center; gap: var(--space-2); color: var(--color-text-muted); }
.crumbs li + li::before { content: '/'; color: var(--color-border-strong); }
.crumbs a { color: var(--color-text-muted); text-decoration: none; }
.crumbs a:hover { color: var(--color-primary-action); text-decoration: underline; text-underline-offset: 3px; }
.crumbs [aria-current="page"] { color: var(--color-ink); font-weight: 500; }

/* --- Page hero (service / project detail) --------------------------------- */
.page-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .86fr);
  align-items: center;
  gap: clamp(1.5rem, 1rem + 3vw, 4rem);
  max-width: var(--container);
  margin-inline: auto;
  padding: clamp(2rem, 1rem + 4vw, 4.5rem) var(--gutter);
}
.page-hero__title {
  font-size: clamp(2rem, 1.5rem + 2.2vw, 3rem);
  margin-block-end: var(--space-5);
}
.page-hero__lead {
  font-size: var(--text-lead);
  max-width: 46ch;
  color: var(--color-text);
}
.page-hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-block-start: var(--space-8); }
.page-hero__photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-md);
}

/* --- Page intro (overview pages) ------------------------------------------ */
.page-intro { border-block-end: 1px solid var(--color-border); }
.page-intro__inner {
  position: relative;
  max-width: var(--container);
  margin-inline: auto;
  padding: clamp(2rem, 1rem + 4vw, 4.5rem) var(--gutter);
}
.page-intro__title {
  font-size: clamp(2rem, 1.5rem + 2.2vw, 3rem);
  margin-block-end: var(--space-5);
}
.page-intro__lead {
  font-size: var(--text-lead);
  max-width: 62ch;
  color: var(--color-text);
}
.page-intro__schematic {
  position: absolute;
  right: var(--gutter);
  bottom: clamp(1.5rem, 1rem + 2vw, 3rem);
  width: 120px;
  display: none;
}
@media (min-width: 1000px) { .page-intro__schematic { display: block; } }

/* --- Slabs ---------------------------------------------------------------- */
.slab { padding-block: var(--section-y); }
.slab--alt { background: var(--color-bg-alt); border-block: 1px solid var(--color-border); }
.slab__inner { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.slab__inner--narrow { max-width: 780px; }
.slab__inner--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(1.5rem, 1rem + 3vw, 4rem);
  align-items: start;
}
.slab .section-text { margin-block-start: var(--space-4); }

/* --- Tick list ------------------------------------------------------------ */
.ticks { display: grid; gap: var(--space-3); }
.ticks li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding-block: var(--space-3);
  border-block-end: 1px solid var(--color-border);
}
.ticks .icon { color: var(--color-primary); flex: none; margin-block-start: 2px; }

/* --- Three columns -------------------------------------------------------- */
.cols-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(1.5rem, 1rem + 2vw, 3rem);
  margin-block-start: var(--space-10);
}
.cols-3 h3 {
  font-size: var(--text-h3);
  padding-block-start: var(--space-3);
  border-block-start: 2px solid var(--color-primary);
  margin-block-end: var(--space-3);
}
.cols-3 p { color: var(--color-text); font-size: var(--text-small); line-height: 1.6; }

/* --- Numbered steps ------------------------------------------------------- */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: clamp(1.5rem, 1rem + 2vw, 2.5rem);
  margin-block-start: var(--space-10);
  counter-reset: step;
}
.steps li { border-block-start: 2px solid var(--color-primary); padding-block-start: var(--space-3); }
.steps__n {
  display: block;
  font: 700 1.25rem/1 var(--font-display);
  color: var(--color-primary);
  margin-block-end: var(--space-2);
}
.steps h3 { font-size: 1.05rem; margin-block-end: var(--space-2); }
.steps p { font-size: var(--text-small); color: var(--color-text-muted); line-height: 1.55; }

/* --- FAQ ------------------------------------------------------------------ */
.faq { margin-block-start: var(--space-8); }
.faq details {
  border-block-end: 1px solid var(--color-border);
}
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-5);
  font: 500 1.02rem/1.4 var(--font-body);
  color: var(--color-ink);
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '';
  flex: none;
  width: 12px; height: 12px;
  border-right: 2px solid var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--dur-base) var(--ease-out-quart);
}
.faq details[open] summary::after { transform: rotate(-135deg) translate(-3px, -3px); }
.faq summary:hover { color: var(--color-primary-action); }
.faq p { padding-block-end: var(--space-5); max-width: 68ch; color: var(--color-text); }

/* --- Chip grid (related services) ----------------------------------------- */
.chip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: var(--space-3);
  margin-block-start: var(--space-6);
}
.chip-grid a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  min-height: 64px;
  transition: border-color var(--dur-fast) var(--ease-out-quart);
}
.chip-grid a:hover { border-color: var(--color-primary-action); }
.chip-grid__num { font: 700 .95rem/1 var(--font-display); color: var(--color-primary); }
.chip-grid__name { font-weight: 500; margin-inline-end: auto; }
.chip-grid .icon { color: var(--color-primary-action); transition: transform var(--dur-base) var(--ease-out-quart); }
.chip-grid a:hover .icon { transform: translateX(4px); }

/* --- Closing CTA band ----------------------------------------------------- */
.cta-band { border-block-start: 1px solid var(--color-border); background: var(--color-bg-alt); }
.cta-band__inner {
  max-width: var(--container);
  margin-inline: auto;
  padding: clamp(2rem, 1.5rem + 3vw, 4rem) var(--gutter);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}
.cta-band__text { margin-block-start: var(--space-3); color: var(--color-text); max-width: 44ch; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: var(--space-4); }
.cta-band .btn--secondary { background: var(--color-bg); }

/* --- Facts table (project detail) ----------------------------------------- */
.facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 0;
  border-block-start: 1px solid var(--color-border);
  margin-block-start: var(--space-10);
}
.facts > div {
  padding: var(--space-5) var(--space-4) var(--space-5) 0;
  border-block-end: 1px solid var(--color-border);
}
.facts dt {
  font: 500 var(--text-micro)/1 var(--font-body);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-block-end: var(--space-2);
}
.facts dd { margin: 0; font: 700 1.05rem/1.3 var(--font-display); color: var(--color-ink); }
.facts dd.facts__list { font: 400 var(--text-small)/1.6 var(--font-body); }

/* --- Prose (privacy / voorwaarden) ---------------------------------------- */
.prose { max-width: 72ch; }
.prose h2 {
  font-size: var(--text-h3);
  margin-block: var(--space-10) var(--space-4);
  padding-block-start: var(--space-4);
  border-block-start: 2px solid var(--color-primary);
}
.prose h2:first-child { margin-block-start: 0; }
.prose h3 { font-size: 1.05rem; margin-block: var(--space-6) var(--space-2); }
.prose p, .prose li { color: var(--color-text); }
.prose p { margin-block-end: var(--space-4); }
.prose ul { margin-block-end: var(--space-4); display: grid; gap: var(--space-2); }
.prose ul li { position: relative; padding-inline-start: var(--space-5); }
.prose ul li::before {
  content: '';
  position: absolute;
  left: 0; top: .65em;
  width: 6px; height: 6px;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
}
.prose a { color: var(--color-primary-action); }
.prose__meta {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  padding-block-end: var(--space-6);
  border-block-end: 1px solid var(--color-border);
  margin-block-end: var(--space-8);
}

/* --- Notice --------------------------------------------------------------- */
.notice {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-bg-alt);
  font-size: var(--text-small);
  line-height: 1.6;
}
.notice .icon { color: var(--color-primary-action); flex: none; margin-block-start: 2px; }
.notice strong { color: var(--color-ink); }

/* --- Responsive ----------------------------------------------------------- */
@media (max-width: 900px) {
  .page-hero { grid-template-columns: 1fr; }
  .page-hero__figure { order: -1; }
  .slab__inner--split { grid-template-columns: 1fr; }
}

/* The hero already carries generous padding; don't stack a full slab on top. */
.page-hero + .slab { padding-block-start: clamp(1rem, .5rem + 1.5vw, 2rem); }

/* --- Project grid on the overview page ------------------------------------ */
.project-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: clamp(1.5rem, 1rem + 2vw, 2.5rem);
}
.project-list .project__photo img { border-radius: var(--radius-md); }
.project-list .project__title { font-size: var(--text-h3); margin-block-start: var(--space-4); }
.project-list .project__lead {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  margin-block-start: var(--space-2);
  line-height: 1.6;
}
.project-list .link-arrow { margin-block-start: var(--space-2); }

/* --- Contact layout ------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, .8fr);
  gap: clamp(2rem, 1rem + 4vw, 5rem);
  align-items: start;
}
.contact-grid__aside .notice { margin-block-start: var(--space-8); }

.contact-list { display: grid; gap: var(--space-5); margin-block-start: var(--space-6); }
.contact-list li { display: flex; gap: var(--space-4); align-items: flex-start; }
.contact-list .icon { color: var(--color-primary-action); flex: none; margin-block-start: 3px; }
.contact-list span {
  display: block;
  font: 500 var(--text-micro)/1 var(--font-body);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-block-end: 4px;
}
.contact-list a { color: var(--color-ink); text-decoration: none; font-weight: 500; }
.contact-list a:hover { color: var(--color-primary-action); text-decoration: underline; text-underline-offset: 3px; }
.contact-list address { font-style: normal; line-height: 1.5; }
.contact-list .link-arrow { margin-block-start: var(--space-2); font-weight: 400; }
.contact-list .link-arrow:hover { color: var(--color-primary-hover); }

/* --- Form ----------------------------------------------------------------- */
.form { margin-block-start: var(--space-6); }
.form__row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-5);
}
.form__field { margin-block-end: var(--space-5); }
.form__field label {
  display: block;
  font: 500 var(--text-small)/1.4 var(--font-body);
  color: var(--color-text);
  margin-block-end: var(--space-2);
}
.form__hint { font-weight: 400; color: var(--color-text-muted); }
.req { color: var(--color-error); }

.form__field input,
.form__field select,
.form__field textarea {
  width: 100%;
  min-height: 48px;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  font: 400 var(--text-body)/1.5 var(--font-body);
  color: var(--color-text);
}
.form__field textarea { resize: vertical; min-height: 140px; }
.form__field input::placeholder,
.form__field textarea::placeholder { color: #6B7280; }   /* 4.9:1 — placeholders need real contrast */
.form__field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%235A636E' stroke-width='1.6'%3E%3Cpath d='m3 6 5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  background-size: 16px;
  padding-inline-end: var(--space-10);
}
.form__field input:focus-visible,
.form__field select:focus-visible,
.form__field textarea:focus-visible {
  outline: none;
  border-color: var(--color-primary-action);
  box-shadow: 0 0 0 3px rgb(2 111 168 / .2);
}
.form__field.is-invalid input,
.form__field.is-invalid select,
.form__field.is-invalid textarea { border-color: var(--color-error); }

/* Errors carry an icon and text, never colour alone. */
.form__err {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  margin-block-start: var(--space-2);
  font-size: var(--text-small);
  color: #A32B1D;                       /* 5.9:1 on white */
}
.form__err::before {
  content: '';
  flex: none;
  width: 16px; height: 16px;
  margin-block-start: 2px;
  background: no-repeat center/contain
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C0392B' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M12 7.5v5.2M12 16.3v.2'/%3E%3C/svg%3E");
}

.form__field--check label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-weight: 400;
  line-height: 1.55;
  cursor: pointer;
}
.form__field--check input {
  width: 24px; height: 24px;            /* WCAG 2.2 target floor */
  min-height: 0;
  flex: none;
  margin-block-start: 1px;
  accent-color: var(--color-primary-action);
}
.form__field--check a { color: var(--color-primary-action); }

.form__submit { margin-block-start: var(--space-2); }
.form__note { margin-block-start: var(--space-4); font-size: var(--text-small); color: var(--color-text-muted); }

/* Honeypot: hidden from people, reachable by bots. */
.form__trap {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}

.form-alert {
  display: flex;
  gap: var(--space-3);
  margin-block-start: var(--space-6);
  padding: var(--space-4);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-sm);
  background: var(--color-error-soft);
  color: #8E2A1F;
  font-size: var(--text-small);
  line-height: 1.55;
}
.form-alert .icon { color: var(--color-error); flex: none; margin-block-start: 2px; }

/* --- Confirmation --------------------------------------------------------- */
.confirm { text-align: center; }
.confirm__icon {
  display: grid;
  place-items: center;
  width: 72px; height: 72px;
  margin: 0 auto var(--space-6);
  border: 1.5px solid var(--color-success);
  border-radius: var(--radius-pill);
  background: var(--color-success-soft);
  color: var(--color-success);
}
.confirm__icon .icon { width: 32px; height: 32px; }
.confirm .section-text { margin-inline: auto; max-width: 52ch; }
.confirm .page-hero__actions { justify-content: center; }
.confirm a { color: var(--color-primary-action); }

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* --- Accessibility corrections -------------------------------------------
   Chip numerals render at 15px bold, under the 18.66px threshold that lets the
   brand blue pass on 3:1 — so they use the AA-safe action blue (5.47:1).
   Breadcrumb and contact links get real padding to clear the WCAG 2.2 24px
   target floor. Links inside a sentence are exempt (SC 2.5.8 "inline"). */
.chip-grid__num { color: var(--color-primary-action); }

.crumbs ol { gap: var(--space-1) var(--space-2); }
.crumbs a, .crumbs [aria-current="page"] {
  display: inline-block;
  padding-block: var(--space-1);
  min-height: 24px;
}

.contact-list a:not(.link-arrow) { display: inline-block; padding-block: 3px; }
/* Consent link sits in a form control, where an easy tap target matters more
   than the inline exemption allows for. */
.form__field--check a { display: inline-block; padding-block: 3px; }