/* ==========================================================
   Koen Van Overvelt · Bouwhistorisch onderzoek
   Palet: arduin (blauwe hardsteen), kalkpleister, koperpatina
   ========================================================== */

:root {
  --arduin: #26323a;        /* tekst, donkere vlakken */
  --arduin-2: #3b4a54;      /* secundaire tekst */
  --arduin-3: #6b7a83;      /* gedempte tekst */
  --kalk: #eef0ee;          /* pagina-achtergrond */
  --pleister: #f7f8f6;      /* vlakken, formulieren */
  --patina: #3f6f62;        /* accent: koperpatina */
  --patina-donker: #2f574c;
  --patina-licht: #d5e2dc;
  --lijn: #cdd3d0;

  --f1: #7b4b36; --f2: #b07a45; --f3: #3f6f62; --f4: #5d7a92; --f5: #8c9693;

  --serif: "Gloock", "Georgia", serif;
  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;

  --wrap: 1180px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 3px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--kalk);
  color: var(--arduin);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--patina-donker); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { color: var(--arduin); }
:focus-visible { outline: 2px solid var(--patina); outline-offset: 3px; border-radius: 2px; }

h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.1; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.6rem, 6.2vw, 4.9rem); line-height: 1.02; }
h2 { font-size: clamp(2rem, 3.8vw, 3rem); }
h3 { font-size: clamp(1.4rem, 2vw, 1.75rem); }
h4 { font-family: var(--sans); font-size: 1rem; font-weight: 600; margin: 1.6em 0 .6em; }
p { margin: 0 0 1em; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--arduin); color: #fff; padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- Knoppen ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5em; padding: .85em 1.4em;
  background: var(--arduin); color: #fff;
  font: 500 1rem/1 var(--sans);
  border: 1px solid var(--arduin); border-radius: var(--radius);
  text-decoration: none; cursor: pointer;
  transition: background-color .15s, color .15s;
}
.btn:hover { background: var(--patina-donker); border-color: var(--patina-donker); color: #fff; }
.btn-ghost { background: transparent; color: var(--arduin); }
.btn-ghost:hover { background: var(--arduin); color: #fff; border-color: var(--arduin); }
.btn-small { padding: .6em 1em; font-size: .95rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(238, 240, 238, .92);
  backdrop-filter: saturate(1.2) blur(8px);
  -webkit-backdrop-filter: saturate(1.2) blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.site-header.is-scrolled { border-bottom-color: var(--lijn); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.wordmark { display: flex; flex-direction: column; text-decoration: none; color: var(--arduin); line-height: 1.15; }
.wordmark-name { font-family: var(--serif); font-size: 1.35rem; }
.wordmark-sub { font-size: .82rem; color: var(--arduin-3); }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a:not(.btn) { color: var(--arduin); text-decoration: none; font-weight: 500; font-size: .98rem; }
.nav a:not(.btn):hover { color: var(--patina); }
.nav-toggle { display: none; }

@media (max-width: 820px) {
  .nav-toggle {
    display: grid; place-items: center; width: 44px; height: 44px;
    background: none; border: 0; cursor: pointer; margin-right: -10px;
  }
  .nav-toggle-bars, .nav-toggle-bars::before, .nav-toggle-bars::after {
    display: block; width: 22px; height: 2px; background: var(--arduin); position: relative; transition: transform .2s, background-color .2s;
  }
  .nav-toggle-bars::before, .nav-toggle-bars::after { content: ""; position: absolute; left: 0; }
  .nav-toggle-bars::before { top: -7px; }
  .nav-toggle-bars::after { top: 7px; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { transform: translateY(-7px) rotate(-45deg); }

  .nav {
    position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--kalk); border-bottom: 1px solid var(--lijn);
    padding: 8px var(--gutter) 20px;
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--lijn); font-size: 1.05rem; }
  .nav .btn { margin-top: 16px; }
}

/* ---------- Hero ---------- */
.hero { padding: clamp(40px, 7vw, 96px) 0 clamp(56px, 8vw, 110px); }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(32px, 6vw, 88px); align-items: center; }
.hero-text h1 { max-width: 11ch; }
.lead { font-size: clamp(1.1rem, 1.5vw, 1.25rem); color: var(--arduin-2); max-width: 36em; margin: 1.4em 0 1.8em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-facts {
  display: grid; grid-template-columns: auto auto 1fr; gap: 0 36px;
  margin: 48px 0 0; padding-top: 22px; border-top: 1px solid var(--lijn);
}
.hero-facts dt { font-size: .85rem; color: var(--arduin-3); }
.hero-facts dd { margin: 2px 0 0; font-weight: 500; }

/* Hero: drie voorbladen in een waaier (het ene bewuste bewegingsmoment) */
.hero-covers { position: relative; display: block; aspect-ratio: 1 / 1.08; max-width: 520px; width: 100%; justify-self: center; }
.cover {
  position: absolute; top: 6%; left: 22%; width: 56%; height: auto;
  background: #fff; box-shadow: 0 1px 2px rgba(38, 50, 58, .18), 0 18px 40px -18px rgba(38, 50, 58, .45);
  transition: transform .5s cubic-bezier(.2, .7, .2, 1);
}
.cover-1 { transform: rotate(2deg) translate(4%, 6%); z-index: 3; }
.cover-2 { transform: rotate(-9deg) translate(-30%, 2%); z-index: 2; }
.cover-3 { transform: rotate(12deg) translate(36%, 4%); z-index: 1; }
.hero-covers:hover .cover-1, .hero-covers:focus-visible .cover-1 { transform: rotate(0deg) translate(4%, 2%); }
@media (prefers-reduced-motion: no-preference) {
  .cover { animation: waaier .9s cubic-bezier(.2, .7, .2, 1) both; }
  .cover-2 { animation-delay: .15s; }
  .cover-3 { animation-delay: .3s; }
}
@keyframes waaier { from { transform: rotate(0) translate(4%, 6%); opacity: 0; } 30% { opacity: 1; } }

/* ---------- Secties ---------- */
.section { padding: clamp(64px, 9vw, 120px) 0; border-top: 1px solid var(--lijn); }
.section-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 24px 64px; margin-bottom: clamp(36px, 5vw, 64px); align-items: start; }
.section-head p { color: var(--arduin-2); max-width: 38em; margin: .35em 0 0; }
.section-tint { background: var(--pleister); }
.section-dark { background: var(--arduin); color: #e6ebe9; border-top: 0; }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-dark .section-head p { color: #b9c4c9; }

/* ---------- Diensten ---------- */
.service-main {
  display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(28px, 5vw, 64px);
  align-items: start;
}
.service-main-img { margin: 0; }
.service-main-img img { width: 100%; height: auto; background: #fff; border: 1px solid var(--lijn); }
.service-main-img figcaption { font-size: .88rem; color: var(--arduin-3); margin-top: 10px; }
.service-main-text h3 { font-size: clamp(1.7rem, 2.6vw, 2.2rem); margin-bottom: .6em; }
.service-main-text > p { max-width: 36em; }
.checklist { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--lijn); }
.checklist li { padding: 11px 0 11px 30px; border-bottom: 1px solid var(--lijn); position: relative; }
.checklist li::before {
  content: ""; position: absolute; left: 2px; top: 1.05em; width: 14px; height: 8px;
  border-left: 2px solid var(--patina); border-bottom: 2px solid var(--patina); transform: rotate(-45deg);
}
.service-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: clamp(48px, 6vw, 80px); border-top: 2px solid var(--arduin); }
.service-list article { padding: 26px 28px 8px 0; }
.service-list article + article { padding-left: 28px; border-left: 1px solid var(--lijn); }
.service-list h3 { font-size: 1.45rem; margin-bottom: .5em; }
.service-list p { color: var(--arduin-2); font-size: 1rem; }

/* ---------- Werkwijze ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); counter-reset: stap; }
.steps li { counter-increment: stap; padding: 0 28px 0 0; position: relative; }
.steps li + li { padding-left: 28px; border-left: 1px solid #44535d; }
.steps li::before {
  content: counter(stap); display: block;
  font-family: var(--serif); font-size: 3.2rem; line-height: 1; color: #8fb3a6; margin-bottom: 18px;
}
.steps h3 { font-size: 1.35rem; margin-bottom: .55em; }
.steps p { color: #c3cdd1; font-size: .98rem; margin: 0; }

/* ---------- Projecten: cases ---------- */
.case { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 72px); align-items: center; padding: clamp(28px, 4vw, 48px) 0; }
.case + .case { border-top: 1px solid var(--lijn); }
.case-flip .case-img { order: 2; }
.case-img { background: var(--patina-licht); aspect-ratio: 4 / 3; overflow: hidden; }
.case-img img { width: 100%; height: 100%; object-fit: cover; }
.case-meta { display: flex; align-items: center; gap: 12px; color: var(--arduin-3); font-size: .92rem; margin-bottom: 10px; }
.case-text h3 { font-size: clamp(1.9rem, 3vw, 2.5rem); margin-bottom: .55em; }
.case-text p:not(.case-meta) { max-width: 34em; }
.tag {
  display: inline-block; padding: 2px 9px; border: 1px solid var(--patina); color: var(--patina-donker);
  border-radius: 999px; font-size: .8rem; font-weight: 500; line-height: 1.5;
}

/* ontbrekende afbeelding: rustig vlak i.p.v. gebroken icoon */
.img-missing { position: relative; }
.img-missing img { display: none; }
.img-missing::after {
  content: attr(data-alt); position: absolute; inset: 0; display: grid; place-items: center; padding: 24px;
  text-align: center; color: var(--patina-donker); font-size: .9rem;
  background: repeating-linear-gradient(-45deg, transparent 0 9px, rgba(63, 111, 98, .12) 9px 10px);
}

/* ---------- Projecten: archief ---------- */
.archive { margin-top: clamp(48px, 6vw, 80px); background: var(--pleister); border: 1px solid var(--lijn); padding: clamp(22px, 3.5vw, 40px); }
.archive-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.archive-head h3 { font-size: clamp(1.6rem, 2.4vw, 2rem); }
.archive-count { color: var(--arduin-3); margin: 0; font-size: .95rem; }
.archive-tools { display: flex; flex-wrap: wrap; gap: 14px 20px; align-items: center; margin: 22px 0 18px; }
.search input {
  width: min(320px, 100%); padding: .7em .9em .7em 2.3em; font: inherit; font-size: 1rem;
  border: 1px solid var(--lijn); border-radius: var(--radius); background: #fff
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%236b7a83' stroke-width='1.8'%3E%3Ccircle cx='7' cy='7' r='5.2'/%3E%3Cpath d='m11 11 3.5 3.5'/%3E%3C/svg%3E") no-repeat .8em 50%;
  color: var(--arduin);
}
.search { flex: 0 1 320px; }
.search input:focus { border-color: var(--patina); outline: none; box-shadow: 0 0 0 3px var(--patina-licht); }
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filters button {
  font: 500 .92rem var(--sans); padding: .45em .95em; cursor: pointer;
  border: 1px solid var(--lijn); background: #fff; color: var(--arduin-2); border-radius: 999px;
}
.filters button:hover { border-color: var(--arduin-3); }
.filters button[aria-pressed="true"] { background: var(--arduin); border-color: var(--arduin); color: #fff; }
.filters button span { opacity: .6; margin-left: 4px; font-weight: 400; }

.archive-list { list-style: none; margin: 0; padding: 0; columns: 2; column-gap: 48px; }
.archive-list li {
  break-inside: avoid; display: grid; grid-template-columns: 1fr auto; gap: 2px 16px;
  padding: 10px 0; border-bottom: 1px solid var(--lijn);
}
.archive-list .adres { font-weight: 500; }
.archive-list .gemeente { grid-column: 1; color: var(--arduin-3); font-size: .9rem; }
.archive-list .soort { grid-column: 2; grid-row: 1 / span 2; align-self: center; font-size: .85rem; color: var(--arduin-2); text-align: right; }
.archive-list a { color: var(--arduin); }
.archive-empty { margin: 16px 0 0; color: var(--arduin-2); }

/* ---------- Rapporten ---------- */
.shelf { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(28px, 4vw, 52px) clamp(20px, 3vw, 40px); }
.shelf-item button {
  all: unset; box-sizing: border-box; display: block; width: 100%; cursor: pointer; color: var(--arduin);
}
.shelf-item button:focus-visible { outline: 2px solid var(--patina); outline-offset: 6px; }
.shelf-cover {
  display: block; position: relative; aspect-ratio: 900 / 1200; overflow: hidden; background: #fff; border: 1px solid var(--lijn);
  box-shadow: 0 1px 2px rgba(38, 50, 58, .1); transition: transform .25s, box-shadow .25s;
}
.shelf-cover img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.shelf-cover-label {
  position: absolute; left: 0; right: 0; bottom: 18%; padding: 10px 14px; background: #111a1f; color: #fff;
  font-family: var(--serif); font-size: 1.15rem; line-height: 1.2;
}
.shelf-item button:hover .shelf-cover { transform: translateY(-4px); box-shadow: 0 14px 30px -16px rgba(38, 50, 58, .5); }
.shelf-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; margin: 16px 0 6px; font-size: .9rem; color: var(--arduin-3); }
.shelf-title { font-family: var(--serif); font-size: 1.45rem; line-height: 1.15; display: block; }
.shelf-more { display: inline-block; margin-top: 8px; font-weight: 500; color: var(--patina-donker); text-decoration: underline; text-underline-offset: .18em; text-decoration-thickness: 1px; }

dialog { color: var(--arduin); }
dialog::backdrop { background: rgba(20, 28, 33, .62); }
.report {
  width: min(1120px, calc(100vw - 32px)); max-height: calc(100dvh - 32px); padding: 0; border: 0; border-radius: var(--radius);
  background: var(--pleister); overscroll-behavior: contain;
}
.report-inner { position: relative; padding: clamp(24px, 4vw, 52px); }
.report-close {
  position: sticky; float: right; top: 0; margin: -8px -8px 0 16px; z-index: 2;
  width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--lijn); background: #fff; cursor: pointer;
  font-size: 1.6rem; line-height: 1; color: var(--arduin); display: grid; place-items: center;
}
.report-close:hover { border-color: var(--arduin); }
.report-head { max-width: 46em; margin-bottom: 32px; }
.report-head h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); margin: 8px 0 14px; }
.report-head p:last-child { color: var(--arduin-2); margin: 0; font-size: 1.08rem; }
.report-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(24px, 4vw, 56px); align-items: start; }
.report-pages { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.report-pages.single { grid-template-columns: 1fr; max-width: 320px; }
.page-thumb { all: unset; box-sizing: border-box; cursor: zoom-in; display: block; }
.page-thumb img { width: 100%; height: auto; background: #fff; border: 1px solid var(--lijn); box-shadow: 0 8px 20px -14px rgba(38, 50, 58, .5); }
.page-thumb span { display: block; font-size: .85rem; color: var(--arduin-3); margin-top: 6px; }
.page-thumb:focus-visible { outline: 2px solid var(--patina); outline-offset: 3px; }
.report h3 { font-size: 1.35rem; margin: 0 0 12px; }
.report-quote {
  margin: 0 0 32px; padding: 2px 0 2px 22px; border-left: 3px solid var(--patina);
  font-family: var(--serif); font-size: clamp(1.1rem, 1.6vw, 1.28rem); line-height: 1.5;
}
.report-quote p { margin: 0 0 .7em; }
.report-quote p:last-child { margin: 0; }
.chapters { margin: 0; padding: 0 0 0 1.4em; }
.chapters li { padding: 6px 0; border-bottom: 1px solid var(--lijn); }
.chapters li::marker { color: var(--arduin-3); font-size: .9em; }
.report-figs { margin-top: 44px; }
.figs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.figs .page-thumb img { aspect-ratio: 4 / 3; object-fit: cover; box-shadow: none; }
.report-foot { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--lijn); display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; justify-content: space-between; }
.report-foot p { margin: 0; color: var(--arduin-2); }

.viewer { padding: 0; border: 0; background: transparent; max-width: calc(100vw - 24px); max-height: calc(100dvh - 24px); overflow: visible; }
.viewer img { display: block; max-width: calc(100vw - 24px); max-height: calc(100dvh - 90px); width: auto; height: auto; background: #fff; }
.viewer-caption { color: #e6ebe9; margin: 10px 0 0; font-size: .92rem; max-width: 60em; }
.viewer .report-close { position: absolute; top: -14px; right: -14px; float: none; margin: 0; }

/* ---------- Over ---------- */
.about { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(32px, 6vw, 88px); align-items: start; }
.about-logo { padding-top: 8px; }
.about-logo img { width: 100%; max-width: 340px; height: auto; }
.about-text h2 { margin-bottom: .6em; }
.about-text > p { max-width: 36em; }
.credo {
  margin: 36px 0; padding: 4px 0 4px 26px; border-left: 3px solid var(--patina);
  font-family: var(--serif); font-size: clamp(1.25rem, 2vw, 1.55rem); line-height: 1.4; color: var(--arduin);
}
.credo p:last-child { margin: 0; }
.link { font-weight: 500; }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(32px, 6vw, 88px); align-items: start; }
.contact-intro h2 { margin-bottom: .5em; }
.contact-intro > p { color: var(--arduin-2); max-width: 30em; }
.contact-details { margin: 32px 0 0; }
.contact-details div { padding: 14px 0; border-top: 1px solid var(--lijn); }
.contact-details dt { font-size: .85rem; color: var(--arduin-3); }
.contact-details dd { margin: 2px 0 0; font-weight: 500; overflow-wrap: anywhere; }
.contact-details a { color: var(--arduin); }

.contact-form { background: var(--pleister); border: 1px solid var(--lijn); padding: clamp(22px, 3.5vw, 40px); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.field { display: block; margin-bottom: 18px; }
.field span { display: block; font-weight: 500; font-size: .95rem; margin-bottom: 6px; }
.field small { font-weight: 400; color: var(--arduin-3); font-size: .85rem; }
.field input, .field textarea {
  width: 100%; padding: .7em .85em; font: inherit; font-size: 1rem; color: var(--arduin);
  border: 1px solid var(--lijn); border-radius: var(--radius); background: #fff;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field textarea:focus { border-color: var(--patina); outline: none; box-shadow: 0 0 0 3px var(--patina-licht); }
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: #a4443a; }
.form-error { color: #a4443a; font-weight: 500; margin: -4px 0 14px; }
.form-note { font-size: .88rem; color: var(--arduin-3); margin: 12px 0 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--arduin); color: #c3cdd1; padding: 56px 0 28px; font-size: .95rem; }
.site-footer p { margin: 0 0 4px; }
.site-footer a { color: #fff; }
.footer-inner { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 28px; }
.footer-name { font-family: var(--serif); font-size: 1.4rem; color: #fff; }
.footer-bottom { margin-top: 40px; font-size: .85rem; color: #93a1a8; }
.footer-bottom p { padding-top: 20px; border-top: 1px solid #44535d; }

/* ---------- Responsief ---------- */
@media (max-width: 980px) {
  .shelf { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: 1fr 1fr; gap: 40px 0; }
  .steps li:nth-child(3) { padding-left: 0; border-left: 0; }
  .archive-list { columns: 1; }
}
@media (max-width: 820px) {
  .hero-grid, .section-head, .service-main, .case, .about, .contact, .footer-inner, .report-grid { grid-template-columns: 1fr; }
  .hero-covers { max-width: 330px; justify-self: center; margin-top: 8px; }
  .case-flip .case-img { order: 0; }
  .about-logo { max-width: 300px; }
  .service-list { grid-template-columns: 1fr; }
  .service-list article, .service-list article + article { padding: 22px 0 6px; border-left: 0; }
  .service-list article + article { border-top: 1px solid var(--lijn); }
}
@media (max-width: 560px) {
  body { font-size: 1rem; }
  .hero-facts { grid-template-columns: 1fr 1fr; gap: 16px 24px; }
  .hero-facts div:last-child { grid-column: 1 / -1; }
  .steps { grid-template-columns: 1fr; }
  .steps li, .steps li + li { padding: 0; border-left: 0; }
  .field-row { grid-template-columns: 1fr; }
  .shelf { grid-template-columns: 1fr 1fr; gap: 28px 16px; }
  .shelf-title { font-size: 1.15rem; }
  .shelf-cover-label { font-size: .95rem; padding: 8px 10px; }
  .figs { grid-template-columns: 1fr 1fr; }
  .report-pages { grid-template-columns: 1fr 1fr; }
  .hero-actions .btn { flex: 1 1 100%; }
  .archive-tools { flex-direction: column; align-items: stretch; }
  .search { flex: none; }
  .search input { width: 100%; }
  .archive-list li { grid-template-columns: 1fr; }
  .archive-list .soort { grid-column: 1; grid-row: auto; text-align: left; color: var(--patina-donker); }
}