/* =========================================================
   RILS — The Wall of Progress
   Direction artistique : galerie d'exposition éditoriale.
   Mur crème, passe-partout, cartels de musée, salles numérotées.
   ========================================================= */
:root {
  --forest: #2B5A30;
  --forest-2: #224A26;
  --forest-ink: #10200F;
  --gold: #D9923B;
  --gold-hi: #E7A85A;
  --mint: #E8F0E9;
  --cream: #FDF3E4;
  --wall: #F8EEDC;
  --white: #FFFFFF;
  --ink: #121512;
  --muted: #4C564D;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --gutter: clamp(16px, 4.2vw, 64px);
  --ease: cubic-bezier(.2, .7, .1, 1);
  --shadow: 0 1px 1px rgba(18, 21, 18, .06), 0 26px 50px -30px rgba(18, 21, 18, .5);
  --shadow-hi: 0 2px 2px rgba(18, 21, 18, .06), 0 44px 70px -34px rgba(18, 21, 18, .55);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--cream); color: var(--ink);
  font: 400 17px/1.6 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
body.lb-open { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
.skip { position: absolute; left: -9999px; top: 12px; }
.skip:focus { left: 12px; z-index: 100; background: var(--ink); color: #fff; padding: 10px 14px; border-radius: 4px; }

.kicker {
  display: flex; align-items: center; gap: 10px; margin: 0;
  font: 500 12px/1.2 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--forest);
}
.kicker .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); flex: none; }
.kicker-light { color: var(--mint); }

/* ---------- navigation ---------- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 40;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 16px var(--gutter);
  transition: background .4s var(--ease), box-shadow .4s, padding .4s var(--ease);
}
.nav.solid {
  background: rgba(253, 243, 228, .9); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(18, 21, 18, .08); padding-block: 10px;
}
.brand { display: flex; align-items: baseline; gap: 12px; text-decoration: none; }
.brand-mark { font: 600 23px/1 var(--serif); letter-spacing: .03em; color: var(--forest); }
.brand-mark::after { content: ""; display: inline-block; width: 6px; height: 6px; margin-left: 3px; border-radius: 50%; background: var(--gold); }
.brand-sub { font: 500 11px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.nav-links { display: flex; align-items: center; gap: 24px; font-size: 14px; }
.nav-gal { text-decoration: none; font-weight: 500; }
.nav-gal:hover { text-decoration: underline; text-underline-offset: 5px; text-decoration-color: var(--gold); }
.nav-count { font: 500 12px var(--mono); letter-spacing: .06em; }
.nav-cta, .btn-gold {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 600;
  background: var(--gold); color: var(--ink); border-radius: 999px;
  transition: transform .35s var(--ease), background .3s;
}
.nav-cta { padding: 9px 16px; font-size: 14px; }
.nav-cta:hover, .btn-gold:hover { background: var(--gold-hi); transform: translateY(-2px); }
@media (min-width: 900px) {
  .nav:not(.solid) .nav-links { color: var(--cream); }
}
@media (max-width: 720px) {
  .brand-sub, .nav-count, .nav-gal { display: none; }
}

/* ---------- entrée ---------- */
.hero {
  position: relative; min-height: 100svh; overflow: hidden;
  display: grid; grid-template-columns: repeat(12, 1fr); column-gap: 24px;
  padding: 120px var(--gutter) 72px;
}
.hero-panel { position: absolute; top: 0; right: 0; bottom: 0; width: 41%; background: var(--forest); }
.hero-panel::before { /* trame de lin, très discrète */
  content: ""; position: absolute; inset: 0; opacity: .5;
  background-image: repeating-linear-gradient(0deg, rgba(255,255,255,.025) 0 1px, transparent 1px 4px),
                    repeating-linear-gradient(90deg, rgba(0,0,0,.05) 0 1px, transparent 1px 5px);
}
.hero-panel::after {
  content: ""; position: absolute; right: -180px; bottom: -220px; width: 560px; height: 560px;
  border: 1px solid rgba(217, 146, 59, .55); border-radius: 50%;
}
.hero-copy { grid-column: 1 / span 7; align-self: center; position: relative; z-index: 3; padding-bottom: 24px; }
.hero-title {
  margin: 30px 0 32px; color: var(--ink);
  font-family: var(--serif); font-weight: 300; font-variation-settings: "opsz" 144;
  font-size: clamp(50px, 7.2vw, 124px); line-height: .9; letter-spacing: -.045em;
}
.hero-title span { display: block; }
.hero-title .l2 { padding-left: .6em; white-space: nowrap; }
.hero-title em { font-weight: 400; color: var(--forest); position: relative; white-space: nowrap; }
.hero-title em::after {
  content: ""; position: absolute; left: .04em; right: .08em; bottom: .02em; height: .065em;
  background: var(--gold); border-radius: 2px; transform-origin: left; animation: underline 1.2s var(--ease) .5s both;
}
@keyframes underline { from { transform: scaleX(0); } }
.hero-sub { max-width: 31ch; margin: 0 0 44px 0; font-size: clamp(17px, 1.45vw, 20px); color: var(--muted); }
.enter {
  display: inline-flex; align-items: center; gap: 16px; text-decoration: none;
  font: 500 13px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--forest);
  padding: 8px 0;
}
.enter-line { position: relative; width: 64px; height: 1px; background: currentColor; overflow: hidden; }
.enter-line::after {
  content: ""; position: absolute; inset: 0; background: var(--gold);
  transform: translateX(-100%); animation: sweep 2.4s var(--ease) 1.4s 3;
}
@keyframes sweep { 60%, 100% { transform: translateX(100%); } }
.enter:hover .enter-line { width: 88px; transition: width .4s var(--ease); }
.hero-stage { grid-column: 8 / span 5; position: relative; z-index: 2; align-self: stretch; min-height: 560px; }
.hero-index {
  position: absolute; left: var(--gutter); bottom: 26px; margin: 0;
  font: 500 11px var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted);
}

/* cadres de l'entrée */
.hf {
  position: absolute; margin: 0; padding: 8px; border: 0; cursor: zoom-in;
  background: var(--white); box-shadow: 0 34px 60px -30px rgba(0, 0, 0, .6), 0 2px 6px rgba(0, 0, 0, .18);
  transform: rotate(var(--rot, 0deg)) translateY(var(--py, 0px));
  transition: transform .6s var(--ease), box-shadow .6s;
}
.hf img { width: 100%; height: auto; background: var(--mint); }
.hf:hover, .hf:focus-visible { transform: rotate(0deg) translateY(calc(var(--py, 0px) - 10px)) scale(1.025); z-index: 9 !important; }
.hf.far { box-shadow: 0 20px 40px -26px rgba(0, 0, 0, .55), 0 1px 3px rgba(0, 0, 0, .15); }
.hf.far img { filter: saturate(.9); }
.hf-empty {
  position: absolute; border: 1.5px dashed rgba(253, 243, 228, .55); border-radius: 2px;
}
.hero-empty-note {
  position: absolute; left: 8%; bottom: 8%; right: 8%; margin: 0; color: var(--mint);
  font: italic 300 clamp(22px, 2.4vw, 32px)/1.15 var(--serif);
}

@media (max-width: 899px) {
  .hero { display: flex; flex-direction: column; min-height: auto; padding-top: 104px; padding-bottom: 0; }
  .hero-panel { display: none; }
  .hero-copy { padding-bottom: 8px; }
  .hero-title { margin: 22px 0 22px; }
  .hero-title .l2 { padding-left: .45em; }
  .hero-sub { margin-bottom: 26px; }
  .hero-stage { min-height: 0; height: 440px; margin: 22px calc(var(--gutter) * -1) 0; background: var(--forest); overflow: hidden; }
  .hero-title .l2 { white-space: normal; }
  .hero-index { display: none; }
}

/* ---------- galerie ---------- */
.gallery { position: relative; padding: clamp(88px, 12vw, 168px) var(--gutter) 24px; outline: none; }
.g-head {
  display: grid; grid-template-columns: repeat(12, 1fr); column-gap: 24px; row-gap: 20px;
  margin-bottom: clamp(56px, 8vw, 112px);
}
.g-head .kicker { grid-column: 1 / -1; }
.g-title {
  grid-column: 1 / span 7; margin: 0;
  font: 300 clamp(46px, 6.6vw, 108px)/.9 var(--serif); letter-spacing: -.04em; font-variation-settings: "opsz" 144;
}
.g-title em { color: var(--forest); font-weight: 400; }
.g-intro {
  grid-column: 9 / span 4; align-self: end; margin: 0; padding-left: 18px;
  border-left: 2px solid var(--gold); color: var(--muted); font-size: 16px;
}
.filters { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.filters[hidden] { display: none; }
.chip {
  min-height: 42px; padding: 9px 18px; border-radius: 999px; cursor: pointer;
  border: 1px solid rgba(43, 90, 48, .35); background: transparent; color: var(--forest);
  font: 500 14px var(--sans); transition: background .25s, color .25s, border-color .25s;
}
.chip:hover { border-color: var(--forest); }
.chip[aria-pressed="true"] { background: var(--forest); border-color: var(--forest); color: var(--cream); }
.chip small { font: 500 11px var(--mono); opacity: .7; margin-left: 6px; }
@media (max-width: 899px) { .g-title, .g-intro { grid-column: 1 / -1; } }

/* salles */
.room { position: relative; margin-bottom: clamp(80px, 11vw, 160px); }
.room-head { display: flex; align-items: baseline; gap: 18px; margin-bottom: clamp(32px, 4.5vw, 64px); }
.room.alt .room-head { flex-direction: row-reverse; }
.room-name { margin: 0; font: italic 400 clamp(26px, 3vw, 42px)/1 var(--serif); color: var(--forest); white-space: nowrap; }
.room-range { font: 500 11px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
.room-rule { flex: 1; height: 1px; background: rgba(18, 21, 18, .16); }
.room-body { display: flex; align-items: flex-start; }
.col { display: flex; flex-direction: column; gap: clamp(44px, 5.5vw, 92px); flex: none; }
.aside-note {
  flex: none; margin: 0; align-self: flex-start;
  font: italic 300 clamp(24px, 2.4vw, 38px)/1.08 var(--serif); color: var(--forest); letter-spacing: -.02em;
}
.aside-note::before { content: ""; display: block; width: 40px; height: 2px; background: var(--gold); margin-bottom: 18px; }
.room-body.stack { flex-direction: column; gap: 52px; }
.room-body.stack .piece.al-start { align-self: flex-start; }
.room-body.stack .piece.al-end { align-self: flex-end; }
.room-body.stack .piece.al-center { align-self: center; }

/* pièce maîtresse (capture horizontale) */
.feature {
  display: grid; grid-template-columns: repeat(12, 1fr); column-gap: 24px; align-items: end;
  margin-bottom: clamp(56px, 7vw, 110px);
}
.feature .piece { grid-column: 1 / span 8; grid-row: 1; }
.feature .f-side { grid-column: 10 / span 3; grid-row: 1; padding-bottom: 40px; }
.feature.rev .piece { grid-column: 5 / span 8; }
.feature.rev .f-side { grid-column: 1 / span 3; text-align: right; }
.f-num {
  margin: 0; font: 300 clamp(72px, 9vw, 150px)/.8 var(--serif); letter-spacing: -.05em;
  color: transparent; -webkit-text-stroke: 1.2px var(--gold);
}
.f-cap { margin: 18px 0 0; font: 500 11px/1.6 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }

/* une pièce = passe-partout + cartel */
.piece { position: relative; margin: 0; --rot: 0deg; transform: rotate(var(--rot)); transition: transform .7s var(--ease); }
.mat {
  position: relative; background: var(--mat-bg, var(--white)); padding: var(--mat, 14px);
  box-shadow: var(--shadow); transition: box-shadow .6s var(--ease);
}
.m-white { --mat-bg: var(--white); }
.m-cream { --mat-bg: #FFF9EF; }
.m-mint { --mat-bg: var(--mint); }
.m-forest { --mat-bg: var(--forest); }
.m-forest .mat { box-shadow: 0 30px 60px -32px rgba(16, 32, 15, .7); }
.frame {
  display: block; width: 100%; padding: 0; border: 0; background: none; cursor: zoom-in;
  transition: transform .25s var(--ease);
}
.frame img {
  width: 100%; height: auto; background: linear-gradient(110deg, #ECE6DA 30%, #F5F0E6 50%, #ECE6DA 70%) 0 0 / 300% 100%;
  animation: shimmer 1.6s linear infinite; opacity: .55; transition: opacity .7s var(--ease);
}
.frame img.ok { opacity: 1; animation: none; background: none; }
@keyframes shimmer { to { background-position: -150% 0; } }
.frame:active { transform: scale(.985); }
.piece:hover { transform: rotate(0deg) translateY(-6px); }
.piece:hover .mat { box-shadow: var(--shadow-hi); }
.piece:has(.frame:focus-visible) { transform: rotate(0deg); }

.mat.pin::before {
  content: ""; position: absolute; z-index: 2; top: -7px; left: 50%; width: 14px; height: 14px; margin-left: -7px;
  border-radius: 50%; background: var(--gold); box-shadow: 0 3px 5px rgba(0, 0, 0, .28), inset 0 -2px 0 rgba(0,0,0,.15);
}
.mat.corner::after {
  content: ""; position: absolute; top: 0; right: 0; width: 26px; height: 26px;
  background: var(--gold); clip-path: polygon(0 0, 100% 0, 100% 100%);
}
.ghost {
  position: absolute; z-index: -1; top: -.42em; left: -.3em; pointer-events: none; user-select: none;
  font: 300 clamp(96px, 11vw, 190px)/.8 var(--serif); letter-spacing: -.06em;
  color: transparent; -webkit-text-stroke: 1px rgba(43, 90, 48, .26);
}
.label {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; margin-top: 14px;
  font: 500 11px/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted);
}
.label .no { color: var(--ink); }
.label .cat { color: var(--forest); }
.label .cat::before { content: "— "; color: var(--gold); }

/* apparition au défilement (seulement si JS actif) */
.js .piece.rv { opacity: 0; transform: translateY(34px) rotate(var(--rot)); }
.js .piece.rv.in {
  opacity: 1; transform: rotate(var(--rot));
  transition: opacity .9s var(--ease) var(--d, 0ms), transform .9s var(--ease) var(--d, 0ms);
}
.js .piece.rv.in:hover { transform: rotate(0deg) translateY(-6px); }

/* planches typographiques entre les salles */
.plate { margin: 0 calc(var(--gutter) * -1) clamp(80px, 11vw, 160px); padding: clamp(64px, 10vw, 140px) var(--gutter); position: relative; overflow: hidden; }
.plate-slogan { background: var(--forest); color: var(--cream); }
.plate-slogan p:not(.kicker) { margin: 0; display: flex; flex-direction: column; font: 300 clamp(36px, 6vw, 96px)/1 var(--serif); letter-spacing: -.035em; }
.plate-slogan span:nth-child(2) { padding-left: 14%; font-style: italic; color: var(--gold); }
.plate-slogan span:nth-child(3) { padding-left: 28%; }
.plate-slogan .kicker { margin-bottom: 36px; }
.plate-count { background: var(--mint); display: grid; grid-template-columns: auto 1fr; gap: 12px 48px; align-items: end; }
.plate-count .big { margin: 0; font: 300 clamp(110px, 18vw, 280px)/.78 var(--serif); letter-spacing: -.06em; color: var(--forest); }
.plate-count .txt { margin: 0 0 12px; max-width: 26ch; font: italic 300 clamp(22px, 2.4vw, 34px)/1.15 var(--serif); color: var(--ink); }
.plate-count .txt b { font-style: normal; font-weight: 500; color: var(--forest); }
.plate-quote { background: transparent; text-align: center; padding-block: clamp(32px, 6vw, 80px); }
.plate-quote p { margin: 0 auto; max-width: 22ch; font: italic 300 clamp(30px, 4.2vw, 64px)/1.08 var(--serif); letter-spacing: -.03em; color: var(--forest); }
.plate-quote::before, .plate-quote::after { content: ""; display: block; width: 56px; height: 2px; background: var(--gold); margin: 0 auto 36px; }
.plate-quote::after { margin: 36px auto 0; }
@media (max-width: 639px) { .plate-count { grid-template-columns: 1fr; } }

/* pied de galerie */
.g-foot { text-align: center; padding: 8px 0 40px; }
.more {
  display: inline-flex; align-items: center; gap: 14px; cursor: pointer; min-height: 54px;
  padding: 15px 28px; border-radius: 999px; border: 1.5px solid var(--forest); background: transparent; color: var(--forest);
  font: 600 15px var(--sans); transition: background .3s, color .3s, transform .3s var(--ease);
}
.more:hover { background: var(--forest); color: var(--cream); transform: translateY(-2px); }
.more[hidden] { display: none; }
.more[disabled] { opacity: .6; cursor: progress; }
.more-count { font: 500 12px var(--mono); opacity: .75; }
.more.busy .more-label::after { content: "…"; }
.g-status { min-height: 24px; margin: 16px 0 0; color: var(--muted); font-size: 15px; }
.g-status button { border: 0; background: none; color: var(--forest); text-decoration: underline; cursor: pointer; font-weight: 600; }

/* état vide */
.empty-wall { display: grid; grid-template-columns: 1fr 1.2fr .9fr; gap: 6%; align-items: start; padding: 20px 0 60px; }
.empty-wall .ef { border: 1.5px dashed rgba(43, 90, 48, .35); aspect-ratio: 9 / 16; }
.empty-wall .ef:nth-child(2) { margin-top: 90px; aspect-ratio: 9 / 14; }
.empty-wall .ef:nth-child(3) { margin-top: 30px; }
.empty-wall p { grid-column: 1 / -1; margin: 10px 0 0; font: italic 300 clamp(26px, 3vw, 40px)/1.15 var(--serif); color: var(--forest); }

.nojs { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 24px; }

/* ---------- FAQ : bandeau vert clair, colonne titre fixe + accordéon ---------- */
.faq {
  display: grid; grid-template-columns: repeat(12, 1fr); column-gap: 24px; row-gap: 40px;
  padding: clamp(88px, 11vw, 150px) var(--gutter); background: var(--mint); scroll-margin-top: 60px;
}
.faq-side { grid-column: 1 / span 4; align-self: start; position: sticky; top: 96px; }
.faq-title {
  margin: 22px 0 22px; font: 300 clamp(42px, 5vw, 80px)/.92 var(--serif); letter-spacing: -.04em;
  font-variation-settings: "opsz" 144; color: var(--ink);
}
.faq-title em { color: var(--forest); font-weight: 400; }
.faq-intro { margin: 0; max-width: 30ch; color: var(--muted); font-size: 16px; padding-left: 18px; border-left: 2px solid var(--gold); }
.faq-list { grid-column: 6 / span 7; border-bottom: 1px solid rgba(43, 90, 48, .22); }
.qa { border-top: 1px solid rgba(43, 90, 48, .22); }
.qa summary {
  display: grid; grid-template-columns: 44px 1fr 32px; align-items: baseline; gap: 12px;
  padding: 24px 0; cursor: pointer; list-style: none; border-radius: 2px;
}
.qa summary::-webkit-details-marker { display: none; }
.qa-no { font: 500 12px var(--mono); letter-spacing: .12em; color: var(--forest); }
.qa-q { font: 400 clamp(20px, 1.9vw, 26px)/1.25 var(--serif); letter-spacing: -.01em; color: var(--ink); transition: color .25s; }
.qa summary:hover .qa-q { color: var(--forest); }
.qa-ico { position: relative; width: 32px; height: 32px; align-self: center; border-radius: 50%; border: 1px solid rgba(43, 90, 48, .35); transition: background .3s, border-color .3s; }
.qa-ico::before, .qa-ico::after {
  content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 1.5px; margin: -.75px 0 0 -6px;
  background: var(--forest); transition: transform .35s var(--ease), background .3s;
}
.qa-ico::after { transform: rotate(90deg); }
.qa[open] .qa-ico { background: var(--forest); border-color: var(--forest); }
.qa[open] .qa-ico::before, .qa[open] .qa-ico::after { background: var(--gold); }
.qa[open] .qa-ico::after { transform: rotate(0deg); }
.qa-a { padding: 0 44px 28px 56px; color: #384239; max-width: 70ch; animation: qa-in .45s var(--ease); }
.qa-a p { margin: 0 0 14px; }
.qa-a p:last-child { margin-bottom: 0; }
.qa-a a { color: var(--forest); font-weight: 600; text-decoration-color: var(--gold); text-underline-offset: 3px; }
@keyframes qa-in { from { opacity: 0; transform: translateY(-6px); } }
@media (max-width: 899px) {
  .faq-side, .faq-list { grid-column: 1 / -1; }
  .faq-side { position: static; }
  .qa summary { grid-template-columns: 34px 1fr 32px; padding: 20px 0; }
  .qa-a { padding: 0 0 24px 46px; }
}
@media (max-width: 480px) { .qa-a { padding-left: 0; } }

/* ---------- conclusion ---------- */
.finale { position: relative; overflow: hidden; background: var(--forest); color: var(--cream); padding: clamp(104px, 15vw, 210px) var(--gutter); }
.finale-ring {
  position: absolute; right: -12vw; top: 50%; width: min(70vw, 760px); aspect-ratio: 1; transform: translateY(-50%);
  border: 1px solid rgba(217, 146, 59, .5); border-radius: 50%;
}
.finale-ring::after { content: ""; position: absolute; inset: 14%; border: 1px solid rgba(232, 240, 233, .14); border-radius: 50%; }
.f-title {
  position: relative; margin: 26px 0 30px; max-width: 13ch;
  font: 300 clamp(50px, 8vw, 132px)/.9 var(--serif); letter-spacing: -.045em; font-variation-settings: "opsz" 144;
}
.f-title em { color: var(--gold); font-weight: 400; }
.f-text { position: relative; max-width: 36ch; margin: 0 0 44px; font-size: clamp(17px, 1.6vw, 21px); color: #DCE7DD; }
.btn-gold { position: relative; padding: 17px 28px; font-size: 16px; }

.foot {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 10px 32px;
  padding: 34px var(--gutter) calc(34px + env(safe-area-inset-bottom)); background: var(--forest-ink); color: #B7C3B8; font-size: 14px;
}
.foot p { margin: 0; }
.foot-brand { font: 600 20px var(--serif); color: var(--cream); letter-spacing: .03em; }
.foot-slogan { font-style: italic; font-family: var(--serif); font-size: 16px; color: var(--mint); }
.foot-legal { font: 500 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; }

/* ---------- vue détaillée ---------- */
.lb { position: fixed; inset: 0; z-index: 80; display: flex; flex-direction: column; background: rgba(13, 24, 13, .985); }
.lb[hidden] { display: none; }
.lb-bar {
  display: flex; align-items: center; gap: 16px; padding: 12px 14px 12px 22px; padding-top: calc(12px + env(safe-area-inset-top));
  color: #D5DFD6; font: 500 11px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase;
}
.lb-meta { flex: 1; margin: 0; }
.lb-count { margin: 0; color: var(--gold); }
.lb-close, .lb-nav {
  display: grid; place-items: center; cursor: pointer; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .22); background: rgba(13, 24, 13, .55); color: #fff;
  transition: background .25s, border-color .25s, opacity .25s;
}
.lb-close { width: 46px; height: 46px; flex: none; }
.lb-close:hover, .lb-nav:hover { background: var(--forest); border-color: var(--gold); }
.lb-stage {
  flex: 1; overflow: auto; display: flex; justify-content: center; align-items: flex-start;
  padding: 8px 16px 112px; overscroll-behavior: contain; touch-action: pan-y pinch-zoom;
}
.lb-stage img { margin: auto; max-width: 100%; height: auto; background: #fff; box-shadow: 0 40px 90px rgba(0, 0, 0, .55); }
.lb-nav { position: absolute; top: 50%; width: 58px; height: 58px; transform: translateY(-50%); }
.lb-prev { left: 22px; }
.lb-next { right: 22px; }
.lb-nav[disabled] { opacity: .25; cursor: default; }
@media (max-width: 899px) {
  .lb-nav { top: auto; bottom: calc(20px + env(safe-area-inset-bottom)); transform: none; width: 56px; height: 56px; }
  .lb-prev { left: calc(50% - 70px); }
  .lb-next { right: calc(50% - 70px); left: auto; }
  .lb-bar { padding-left: 16px; }
}

.demo-flag {
  position: fixed; left: 12px; bottom: 12px; z-index: 70; margin: 0; display: flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 999px; background: var(--ink); color: #fff;
  font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase;
}
.demo-flag span { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); }

/* ---------- mouvement réduit ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; transition-delay: 0ms !important; }
  .js .piece.rv { opacity: 1; transform: rotate(var(--rot)); }
  .hf, .piece, .piece:hover { transform: rotate(var(--rot, 0deg)) !important; }
}