/* ==========================================================================
   Patrick Sibille — Atelier/Galerie de céramique
   Feuille de style unique. Aucune dépendance externe.
   ========================================================================== */

/* --- Polices auto-hébergées (aucun appel à un serveur tiers, RGPD) -------- */
@font-face {
  font-family: 'Instrument Serif';
  src: url('fonts/InstrumentSerif-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Instrument Serif';
  src: url('fonts/InstrumentSerif-Italic.woff2') format('woff2');
  font-weight: 400; font-style: italic; font-display: swap;
}
@font-face {
  font-family: 'Plex Sans';
  src: url('fonts/IBMPlexSans.woff2') format('woff2-variations');
  font-weight: 100 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Plex Mono';
  src: url('fonts/IBMPlexMono-Light.woff2') format('woff2');
  font-weight: 300; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Plex Mono';
  src: url('fonts/IBMPlexMono-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}

/* --- Jetons ------------------------------------------------------------- */
:root {
  --ink:        #111213;
  --ink-2:      #191B1E;
  --slate:      #212528;
  --line:       #2A2D31;
  --line-soft:  rgba(239, 236, 230, .10);
  --porcelain:  #EFECE6;
  --muted:      #9B968D;
  --muted-2:    #6E6A64;
  --chamotte:   #C2A576;

  --display: 'Instrument Serif', 'Iowan Old Style', Georgia, serif;
  --sans: 'Plex Sans', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --gutter: clamp(1.25rem, 5vw, 4.5rem);
  --maxw: 1560px;
  --header-h: 4.5rem;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* --- Base --------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--porcelain);
  font-family: var(--sans);
  font-weight: 300;
  font-size: clamp(1rem, .95rem + .2vw, 1.0625rem);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }

:focus-visible {
  outline: 1px solid var(--chamotte);
  outline-offset: 3px;
}

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--chamotte); color: var(--ink);
  padding: .75rem 1.25rem; font-family: var(--mono); font-size: .75rem;
}
.skip:focus { left: 0; }

.wrap {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.wrap--narrow { max-width: 78ch; }

/* --- Typographie -------------------------------------------------------- */
.eyebrow {
  font-family: var(--mono);
  font-weight: 300;
  font-size: .6875rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 1.25rem;
  display: flex; align-items: center; gap: .9rem;
}
.eyebrow::before {
  content: ''; width: 2rem; height: 1px;
  background: var(--chamotte); flex: none;
}
.eyebrow--plain::before { display: none; }

h1, h2, h3 { font-family: var(--display); font-weight: 400; line-height: 1.02; margin: 0; }
h1 { font-size: clamp(2.75rem, 1.4rem + 6vw, 6.5rem); letter-spacing: -.015em; }
h2 { font-size: clamp(2rem, 1.2rem + 3.4vw, 3.75rem); letter-spacing: -.01em; }
h3 { font-size: clamp(1.375rem, 1.1rem + 1.1vw, 1.875rem); }

.lede {
  font-size: clamp(1.0625rem, 1rem + .45vw, 1.3125rem);
  line-height: 1.62;
  color: #D7D2CA;
  font-weight: 300;
  max-width: 62ch;
}
.prose p { max-width: 68ch; color: #CFCAC2; }
.prose p + p { margin-top: 1.35em; }
.prose em { font-family: var(--display); font-size: 1.12em; font-style: italic; color: var(--porcelain); }

.rule { height: 1px; background: var(--line); border: 0; margin: 0; }

/* --- En-tête ------------------------------------------------------------ */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center;
  background: rgba(17, 18, 19, 0);
  transition: background .4s var(--ease), border-color .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.header.is-solid {
  background: rgba(17, 18, 19, .88);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom-color: var(--line);
}
.header__in {
  width: 100%; max-width: var(--maxw); margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}
.brand {
  font-family: var(--mono); font-weight: 400;
  font-size: .75rem; letter-spacing: .2em; text-transform: uppercase;
  white-space: nowrap;
}
.brand span { color: var(--muted); }

.nav { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2.25rem); }
.nav a {
  font-family: var(--mono); font-weight: 300;
  font-size: .75rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted); position: relative; padding-block: .35rem;
  transition: color .25s var(--ease);
}
.nav a::after {
  content: ''; position: absolute; left: 0; bottom: 0; height: 1px; width: 100%;
  background: var(--chamotte); transform: scaleX(0); transform-origin: left;
  transition: transform .35s var(--ease);
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--porcelain); }
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }

.burger {
  display: none; background: none; border: 0; cursor: pointer;
  width: 2.5rem; height: 2.5rem; padding: 0; color: var(--porcelain);
  align-items: center; justify-content: center;
}
.burger span, .burger span::before, .burger span::after {
  content: ''; display: block; width: 20px; height: 1px; background: currentColor;
  transition: transform .3s var(--ease), opacity .2s var(--ease);
}
.burger span::before { position: absolute; transform: translateY(-6px); }
.burger span::after  { position: absolute; transform: translateY(6px); }
.burger[aria-expanded="true"] span { background: transparent; }
.burger[aria-expanded="true"] span::before { transform: rotate(45deg); }
.burger[aria-expanded="true"] span::after  { transform: rotate(-45deg); }

@media (max-width: 900px) {
  .burger { display: inline-flex; position: relative; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: rgba(17,18,19,.98);
    backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    padding: .5rem var(--gutter) 2rem;
    transform: translateY(calc(-100% - var(--header-h))); visibility: hidden;
    transition: transform .45s var(--ease), visibility 0s linear .45s;
    max-height: calc(100dvh - var(--header-h)); overflow-y: auto;
  }
  .nav.is-open { transform: translateY(0); visibility: visible; transition-delay: 0s, 0s; }
  .nav a { font-size: .875rem; padding-block: 1rem; width: 100%; border-bottom: 1px solid var(--line-soft); }
}

/* --- Hero --------------------------------------------------------------- */
.hero {
  position: relative; min-height: 100svh;
  display: flex; align-items: flex-end;
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; }
.hero__media img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0;
  transform: scale(1.06);
  transition: opacity 2s var(--ease), transform 9s linear;
}
.hero__media img.is-on { opacity: 1; transform: scale(1); }
.hero::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(120% 90% at 70% 30%, rgba(17,18,19,0) 0%, rgba(17,18,19,.55) 100%),
    linear-gradient(to top, rgba(17,18,19,.96) 0%, rgba(17,18,19,.78) 18%, rgba(17,18,19,.24) 55%, rgba(17,18,19,.42) 100%);
}
.hero__in { position: relative; z-index: 2; width: 100%; padding-block: clamp(3rem, 9vh, 7rem); }
.hero h1 { margin-bottom: 1.5rem; }
.hero h1 em { font-style: italic; color: var(--chamotte); }
.hero__meta {
  display: flex; flex-wrap: wrap; gap: .6rem 1.5rem;
  font-family: var(--mono); font-size: .6875rem; font-weight: 300;
  letter-spacing: .2em; text-transform: uppercase; color: var(--muted);
  border-top: 1px solid var(--line-soft); padding-top: 1.25rem; margin-top: 2rem;
}
.hero__scroll {
  position: absolute; right: var(--gutter); bottom: clamp(3rem, 9vh, 7rem); z-index: 2;
  font-family: var(--mono); font-size: .625rem; letter-spacing: .2em;
  text-transform: uppercase; color: var(--muted);
  writing-mode: vertical-rl; display: flex; align-items: center; gap: .75rem;
}
.hero__scroll::after {
  content: ''; width: 1px; height: 3.5rem; background: linear-gradient(var(--chamotte), transparent);
  animation: drop 2.6s var(--ease) infinite;
}
@keyframes drop { 0% { transform: scaleY(0); transform-origin: top; } 55%,100% { transform: scaleY(1); transform-origin: top; } }
@media (max-width: 700px) { .hero__scroll { display: none; } }

/* --- Sections ----------------------------------------------------------- */
.section { padding-block: clamp(4.5rem, 11vw, 9.5rem); }
.section--tight { padding-block: clamp(3rem, 7vw, 5.5rem); }
.section--slate { background: var(--ink-2); }

.split {
  display: grid; gap: clamp(2rem, 5vw, 5rem);
  grid-template-columns: minmax(0, 1fr);
}
@media (min-width: 900px) {
  .split { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: start; }
  .split--even { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split__sticky { position: sticky; top: calc(var(--header-h) + 3rem); }
}

/* --- Index des collections (accueil) ------------------------------------ */
.index { border-top: 1px solid var(--line); }
.index__row {
  display: grid; gap: clamp(1.25rem, 3vw, 3rem);
  grid-template-columns: minmax(0,1fr);
  padding-block: clamp(1.75rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
  align-items: center;
  transition: background .4s var(--ease);
}
@media (min-width: 820px) {
  .index__row { grid-template-columns: 5.5rem minmax(0, 22rem) minmax(0, 1fr) 9rem; }
}
.index__row:hover { background: var(--ink-2); }
.index__ref { font-family: var(--mono); font-size: .6875rem; letter-spacing: .18em; color: var(--chamotte); }
.index__title { font-family: var(--display); font-size: clamp(1.75rem, 1.2rem + 2vw, 2.75rem); line-height: 1.05; }
.index__desc { color: var(--muted); font-size: .9375rem; line-height: 1.65; max-width: 52ch; margin: 0; }
.index__count { font-family: var(--mono); font-size: .6875rem; letter-spacing: .16em; color: var(--muted-2); text-transform: uppercase; }
@media (min-width: 820px) { .index__count { text-align: right; } }

/* --- Accrochage : grille justifiée --------------------------------------- */
.wall { display: flex; flex-wrap: wrap; gap: clamp(.5rem, 1.2vw, 1.25rem); }
.wall::after { content: ''; flex-grow: 9999; }
.piece {
  position: relative; display: block;
  flex: var(--r) 1 calc(var(--r) * 17rem);
  aspect-ratio: var(--r);
  background: var(--slate);
  overflow: hidden;
  cursor: zoom-in;
}
.piece img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1.1s var(--ease), opacity .8s var(--ease);
}
.piece:hover img, .piece:focus-visible img { transform: scale(1.035); }
.piece__ref {
  position: absolute; left: 0; bottom: 0; z-index: 2;
  font-family: var(--mono); font-size: .625rem; font-weight: 300;
  letter-spacing: .18em; color: var(--porcelain);
  padding: .55rem .85rem;
  background: linear-gradient(to top, rgba(17,18,19,.9), rgba(17,18,19,0));
  opacity: 0; transform: translateY(.4rem);
  transition: opacity .35s var(--ease), transform .35s var(--ease);
}
.piece:hover .piece__ref, .piece:focus-visible .piece__ref { opacity: 1; transform: none; }
@media (max-width: 620px) {
  .piece { flex: var(--r) 1 calc(var(--r) * 10rem); }
  .piece__ref { opacity: 1; transform: none; }
}

/* --- Aperçu d'une collection (page Œuvres) ------------------------------ */
.preview + .preview { margin-top: clamp(3.5rem, 8vw, 7rem); }
.preview__head {
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between;
  gap: 1rem 2rem; padding-bottom: 1.25rem; margin-bottom: clamp(1.25rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line);
}
.preview__head p { margin: 0; color: var(--muted); font-size: .9375rem; max-width: 50ch; }

/* --- Liens & boutons ---------------------------------------------------- */
.link {
  font-family: var(--mono); font-size: .6875rem; font-weight: 400;
  letter-spacing: .18em; text-transform: uppercase;
  display: inline-flex; align-items: center; gap: .7rem;
  color: var(--porcelain); padding-block: .4rem;
  border-bottom: 1px solid var(--line);
  transition: border-color .3s var(--ease), gap .3s var(--ease), color .3s var(--ease);
}
.link::after { content: '→'; color: var(--chamotte); transition: transform .3s var(--ease); }
.link:hover { border-bottom-color: var(--chamotte); gap: 1.1rem; }
.btn {
  display: inline-flex; align-items: center; gap: .75rem;
  font-family: var(--mono); font-size: .6875rem; font-weight: 400;
  letter-spacing: .18em; text-transform: uppercase;
  padding: 1rem 1.75rem; border: 1px solid var(--line);
  color: var(--porcelain); background: transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease), color .3s var(--ease);
  cursor: pointer;
}
.btn:hover { border-color: var(--chamotte); background: var(--chamotte); color: var(--ink); }
.btn--solid { background: var(--chamotte); border-color: var(--chamotte); color: var(--ink); }
.btn--solid:hover { background: transparent; color: var(--porcelain); }

/* --- Fiches / listes ---------------------------------------------------- */
.facts { border-top: 1px solid var(--line); margin: 0; }
.facts > div {
  display: grid; gap: .25rem 2rem; padding-block: 1.1rem;
  border-bottom: 1px solid var(--line);
  grid-template-columns: minmax(0, 1fr);
}
@media (min-width: 560px) { .facts > div { grid-template-columns: 10rem minmax(0, 1fr); } }
.facts dt {
  font-family: var(--mono); font-size: .6875rem; font-weight: 300;
  letter-spacing: .16em; text-transform: uppercase; color: var(--muted-2);
}
.facts dd { margin: 0; color: #D7D2CA; }
.facts dd a:hover { color: var(--chamotte); }

.timeline { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.timeline li {
  display: grid; gap: .3rem 2rem; padding-block: 1.35rem;
  border-bottom: 1px solid var(--line);
  grid-template-columns: minmax(0, 1fr);
}
@media (min-width: 640px) { .timeline li { grid-template-columns: 7rem minmax(0, 1fr); } }
.timeline b {
  font-family: var(--mono); font-weight: 300; font-size: .6875rem;
  letter-spacing: .16em; color: var(--chamotte);
}
.timeline span { color: #CFCAC2; }
.timeline small { display: block; color: var(--muted-2); font-size: .875rem; }

/* --- Cartes actualité --------------------------------------------------- */
.cards { display: grid; gap: clamp(1.5rem, 3vw, 2.5rem); grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr)); }
.card { border: 1px solid var(--line); padding: 1.5rem; display: flex; flex-direction: column; gap: 1rem; background: var(--ink-2); }
.card figure { margin: 0; background: var(--slate); }
.card h3 { font-size: 1.375rem; }
.card p { margin: 0; color: var(--muted); font-size: .9375rem; }
.card time { font-family: var(--mono); font-size: .6875rem; letter-spacing: .16em; text-transform: uppercase; color: var(--chamotte); }

/* --- Bandeau visite ------------------------------------------------------ */
.visit { position: relative; overflow: hidden; background: var(--ink-2); }
.visit__grid { display: grid; grid-template-columns: minmax(0,1fr); }
@media (min-width: 900px) { .visit__grid { grid-template-columns: minmax(0,1fr) minmax(0,1fr); } }
.visit__img { min-height: 22rem; }
.visit__img img { width: 100%; height: 100%; object-fit: cover; }
.visit__body { padding: clamp(2.5rem, 6vw, 5.5rem) var(--gutter); display: flex; flex-direction: column; justify-content: center; }

/* --- Formulaire ---------------------------------------------------------- */
.form { display: grid; gap: 1.25rem; max-width: 40rem; }
.field { display: grid; gap: .5rem; }
.field label {
  font-family: var(--mono); font-size: .6875rem; font-weight: 300;
  letter-spacing: .16em; text-transform: uppercase; color: var(--muted);
}
.field input, .field textarea {
  font-family: var(--sans); font-size: 1rem; font-weight: 300; color: var(--porcelain);
  background: var(--ink-2); border: 1px solid var(--line); border-radius: 0;
  padding: .85rem 1rem; width: 100%;
  transition: border-color .3s var(--ease);
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--chamotte); }
.field textarea { min-height: 10rem; resize: vertical; }
.form small { color: var(--muted-2); font-size: .8125rem; }
.hp { position: absolute; left: -9999px; }

/* --- Pied de page -------------------------------------------------------- */
.footer { border-top: 1px solid var(--line); padding-block: clamp(3rem, 6vw, 5rem) 2rem; }
.footer__grid {
  display: grid; gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr));
}
.footer h4 {
  font-family: var(--mono); font-weight: 300; font-size: .6875rem;
  letter-spacing: .2em; text-transform: uppercase; color: var(--muted-2);
  margin: 0 0 1.1rem;
}
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.footer a { color: #C8C3BB; font-size: .9375rem; }
.footer a:hover { color: var(--chamotte); }
.footer address { font-style: normal; color: #C8C3BB; font-size: .9375rem; line-height: 1.75; }
.footer__base {
  margin-top: clamp(2.5rem, 5vw, 4rem); padding-top: 1.5rem; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: .75rem 2rem; justify-content: space-between;
  font-family: var(--mono); font-size: .625rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--muted-2);
}
.footer__mark {
  font-family: var(--display); font-size: clamp(3rem, 12vw, 9rem); line-height: .9;
  color: transparent; -webkit-text-stroke: 1px var(--line);
  margin: 0 0 clamp(2rem, 5vw, 3.5rem); user-select: none;
}

/* --- Fil d'Ariane -------------------------------------------------------- */
.crumbs {
  font-family: var(--mono); font-size: .625rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--muted-2);
  display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.75rem;
}
.crumbs a:hover { color: var(--chamotte); }
.crumbs span { color: var(--line); }

/* --- En-tête de page interne -------------------------------------------- */
.page-head { padding-top: calc(var(--header-h) + clamp(3rem, 9vw, 7rem)); padding-bottom: clamp(2rem, 5vw, 3.5rem); }
.page-head h1 { max-width: 20ch; }
.page-head .lede { margin-top: clamp(1.5rem, 3vw, 2.25rem); }

/* --- Visionneuse plein écran -------------------------------------------- */
.viewer {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(11, 12, 13, .97);
  display: none; align-items: center; justify-content: center;
  padding: clamp(3rem, 7vw, 5rem) clamp(1rem, 5vw, 6rem);
}
.viewer[open], .viewer.is-open { display: flex; }
.viewer img {
  max-width: 100%; max-height: calc(100dvh - 11rem);
  object-fit: contain; opacity: 0; transition: opacity .35s var(--ease);
}
.viewer img.is-ready { opacity: 1; }
.viewer__bar {
  position: absolute; left: 0; right: 0; bottom: 0;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.25rem clamp(1rem, 5vw, 3rem);
  font-family: var(--mono); font-size: .6875rem; font-weight: 300;
  letter-spacing: .16em; text-transform: uppercase; color: var(--muted);
  border-top: 1px solid var(--line);
}
.viewer__bar strong { color: var(--chamotte); font-weight: 400; }
.viewer__close, .viewer__nav {
  position: absolute; background: none; border: 1px solid var(--line);
  color: var(--porcelain); cursor: pointer;
  width: 3rem; height: 3rem; display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 1rem; line-height: 1;
  transition: border-color .3s var(--ease), background .3s var(--ease), color .3s var(--ease);
}
.viewer__close:hover, .viewer__nav:hover { border-color: var(--chamotte); background: var(--chamotte); color: var(--ink); }
.viewer__close { top: clamp(1rem, 3vw, 2rem); right: clamp(1rem, 3vw, 2rem); }
.viewer__nav--prev { left: clamp(.5rem, 2vw, 2rem); top: 50%; transform: translateY(-50%); }
.viewer__nav--next { right: clamp(.5rem, 2vw, 2rem); top: 50%; transform: translateY(-50%); }
@media (max-width: 620px) {
  .viewer__nav { top: auto; bottom: 4.5rem; transform: none; }
  .viewer img { max-height: calc(100dvh - 15rem); }
}

/* --- Apparition au défilement -------------------------------------------- */
.rise { opacity: 0; transform: translateY(1.25rem); }
.rise.is-in { opacity: 1; transform: none; transition: opacity .9s var(--ease), transform .9s var(--ease); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
  .rise { opacity: 1; transform: none; }
  .hero__media img { transform: none; }
}

/* --- Impression ---------------------------------------------------------- */
@media print {
  body { background: #fff; color: #000; }
  .header, .viewer, .hero__scroll, .footer__mark { display: none; }
}

/* ==========================================================================
   Compléments — bande d'aperçu, révélation du hero, prévisualisation au survol
   ========================================================================== */

/* --- Bande d'aperçu : une seule rangée, hauteurs parfaitement égales ----- */
.strip {
  display: flex;
  gap: clamp(.5rem, 1.2vw, 1.25rem);
  height: clamp(11rem, 24vw, 21rem);
  overflow: hidden;
}
.strip .piece { flex: var(--r) 1 0; aspect-ratio: auto; min-width: 0; }
@media (max-width: 760px) {
  .strip {
    height: 13rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-inline: calc(var(--gutter) * -1);
    padding-inline: var(--gutter);
  }
  .strip::-webkit-scrollbar { display: none; }
  .strip .piece { flex: 0 0 auto; width: calc(var(--r) * 13rem); scroll-snap-align: start; }
}

/* --- Séquence d'ouverture ------------------------------------------------ */
.hero__in > * { --d: 0ms; }
.reveal > * {
  opacity: 0;
  transform: translateY(1.5rem);
  animation: reveal 1.1s var(--ease) forwards;
  animation-delay: var(--d);
}
@keyframes reveal { to { opacity: 1; transform: none; } }
.reveal > :nth-child(1) { --d: 240ms; }
.reveal > :nth-child(2) { --d: 380ms; }
.reveal > :nth-child(3) { --d: 640ms; }
.reveal > :nth-child(4) { --d: 820ms; }
.hero h1 { overflow: hidden; }

/* --- Prévisualisation flottante sur l'index des collections -------------- */
.peek {
  position: fixed; top: 0; left: 0; z-index: 90;
  width: 15rem; aspect-ratio: 4 / 5;
  pointer-events: none; opacity: 0;
  transform: translate3d(-50%, -50%, 0) scale(.92);
  transition: opacity .45s var(--ease), transform .55s var(--ease);
  background: var(--slate);
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, .55);
  overflow: hidden;
}
.peek.is-on { opacity: 1; transform: translate3d(-50%, -50%, 0) scale(1); }
.peek img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 1024px), (pointer: coarse) { .peek { display: none; } }

/* --- Ajustements fins ---------------------------------------------------- */
.index__row { position: relative; }
.index__row::before {
  content: ''; position: absolute; left: 0; top: -1px; height: 1px; width: 100%;
  background: var(--chamotte); transform: scaleX(0); transform-origin: left;
  transition: transform .6s var(--ease);
}
.index__row:hover::before { transform: scaleX(1); }
.index__title { transition: color .35s var(--ease); }
.index__row:hover .index__title { color: var(--chamotte); }

h2 a { transition: color .3s var(--ease); }
h2 a:hover { color: var(--chamotte); }

.plate { position: relative; }
.plate figure { margin: 0; background: var(--slate); overflow: hidden; }
.plate figcaption {
  font-family: var(--mono); font-size: .625rem; font-weight: 300;
  letter-spacing: .16em; text-transform: uppercase; color: var(--muted-2);
  padding-top: .85rem; border-top: 1px solid var(--line); margin-top: .85rem;
}

@media (prefers-reduced-motion: reduce) {
  .reveal > * { opacity: 1; transform: none; animation: none; }
  .peek { display: none; }
}

/* ==========================================================================
   Réglages finaux
   ========================================================================== */

.hero h1 { font-size: clamp(3rem, 1.5rem + 7vw, 8rem); }
.hero .eyebrow { color: #CFC9BF; }
.hero .eyebrow::before { width: 2.5rem; }
.hero__meta { color: #A9A49B; }
.hero .lede { color: #E4E0D9; text-shadow: 0 1px 24px rgba(0, 0, 0, .35); }

.index__count { color: var(--muted); }
.index__desc { color: #A5A099; }

.split--even { align-items: center; }
.split--even figure img { width: 100%; }

.wall, .strip { content-visibility: auto; contain-intrinsic-size: auto 40rem; }

.viewer__bar strong { letter-spacing: .2em; }
.viewer__bar > span:first-child { display: flex; gap: 1rem; align-items: baseline; }

/* Le lien de la marque doit rester lisible par-dessus une photo claire */
.header:not(.is-solid) .brand,
.header:not(.is-solid) .nav a { text-shadow: 0 1px 18px rgba(0, 0, 0, .45); }

.viewer-open .header { opacity: 0; pointer-events: none; transition: opacity .3s var(--ease); }

.bleed img, .split--even figure:not(.plate) img { width: 100%; }

.hero .eyebrow, .hero__meta { text-shadow: 0 1px 18px rgba(0, 0, 0, .5); }

.timeline small { color: var(--muted); margin-top: .3rem; }
.timeline span { font-size: 1.0625rem; }

.wall--affiches .piece { flex: var(--r) 1 calc(var(--r) * 26rem); max-width: 32rem; }
@media (max-width: 700px) { .wall--affiches .piece { flex: var(--r) 1 calc(var(--r) * 16rem); } }

/* Titre destiné à tenir sur une seule ligne en grand écran */
.page-head h1.h1--line {
  max-width: none;
  font-size: clamp(1.9rem, .85rem + 3.6vw, 4.5rem);
}

/* Collections comptant peu de pièces : on leur donne de l'ampleur */
.wall--grand .piece { flex: var(--r) 1 calc(var(--r) * 28rem); max-width: 38rem; }
@media (max-width: 700px) { .wall--grand .piece { flex: var(--r) 1 calc(var(--r) * 14rem); } }