/* Atelier Lenticule (exemple Sorlia) : direction « Planche-contact », voir DESIGN.md */
@font-face{font-family:"Oranienbaum";src:url(fonts/oranienbaum-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Instrument Sans";src:url(fonts/instrument-sans-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Instrument Sans";src:url(fonts/instrument-sans-600.woff2) format("woff2");font-weight:600;font-display:swap}

:root{
  --papier:#F6F4EF;--papier-2:#ECE8E0;--encre:#1A1917;--encre-2:#55524C;--filet:#D9D4CA;--accent:#9A2E1F;
  --titre:"Oranienbaum",Georgia,serif;--texte:"Instrument Sans",system-ui,sans-serif;
  --marge:clamp(16px,4vw,56px);--large:1320px;--sortie:cubic-bezier(.23,1,.32,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scrollbar-width:none;-webkit-text-size-adjust:100%}
html::-webkit-scrollbar{display:none}
body{margin:0;background:var(--papier);color:var(--encre);font:400 17px/1.6 var(--texte);font-variant-numeric:lining-nums}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3{font-family:var(--titre);font-weight:400;line-height:1.08;margin:0 0 .5em;letter-spacing:-.005em}
h1{font-size:clamp(2.6rem,5.6vw,4.8rem);max-width:18ch}
h2{font-size:clamp(2rem,3.4vw,2.9rem)}
h3{font-size:1.6rem}
p{margin:0 0 1em}
figure{margin:0}
figcaption{font-size:13px;color:var(--encre-2);margin-top:10px}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--encre);outline-offset:3px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.evitement{position:absolute;left:var(--marge);top:-60px;background:var(--encre);color:var(--papier);padding:10px 16px;z-index:100}
.evitement:focus{top:10px}
@view-transition{navigation:auto}

/* ---------- boutons et liens */
.bouton{display:inline-flex;align-items:center;min-height:48px;padding:0 24px;background:var(--encre);color:var(--papier);text-decoration:none;font-weight:600;font-size:15px;border:1px solid var(--encre);transition:background .2s ease,color .2s ease}
.bouton-clair{background:var(--papier);color:var(--encre);border-color:var(--papier)}
.lien{font-weight:600;font-size:15px;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.lien::after{content:"→";display:inline-block;margin-left:.5em;transition:transform .2s var(--sortie)}
@media (hover:hover) and (pointer:fine){
  .bouton:hover{background:#000}
  .bouton-clair:hover{background:#fff;color:var(--encre)}
  .lien:hover::after{transform:translateX(4px)}
}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px 28px}

/* ---------- en-tête : reste en haut, s'escamote quand on descend */
.entete{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;padding:0 var(--marge);background:var(--papier);border-bottom:1px solid var(--filet);transition:transform .32s var(--sortie)}
.entete.cache{transform:translateY(-100%)}
.marque{display:inline-flex;align-items:center;gap:12px;text-decoration:none;font-family:var(--titre);font-size:23px;white-space:nowrap}
.marque-signe{width:30px;height:30px;flex:none}
.marque-point{fill:var(--accent)}
.menu{display:flex;align-items:center;gap:clamp(16px,2vw,30px);list-style:none;margin:0;padding:0}
.menu a{text-decoration:none;font-size:15px;color:var(--encre-2);white-space:nowrap}
.menu a[aria-current]{color:var(--encre);text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:2px;text-underline-offset:8px}
.menu .bouton,.menu .bouton[aria-current]{color:var(--papier);text-decoration:none}
@media (hover:hover) and (pointer:fine){.menu a:not(.bouton):hover{color:var(--encre)}}
.menu-bouton{display:none;width:48px;height:48px;background:none;border:0;cursor:pointer;align-items:center;justify-content:center}
.menu-trait,.menu-trait::before,.menu-trait::after{display:block;width:24px;height:1.5px;background:var(--encre);position:relative;transition:transform .25s var(--sortie),background .2s}
.menu-trait::before,.menu-trait::after{content:"";position:absolute;left:0}
.menu-trait::before{top:-7px}.menu-trait::after{top:7px}
.menu-bouton[aria-expanded="true"] .menu-trait{background:transparent}
.menu-bouton[aria-expanded="true"] .menu-trait::before{transform:translateY(7px) rotate(45deg)}
.menu-bouton[aria-expanded="true"] .menu-trait::after{transform:translateY(-7px) rotate(-45deg)}
@media (max-width:1080px){
  .menu-bouton{display:inline-flex}
  .menu{display:none;position:absolute;top:76px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:8px var(--marge) 24px;background:var(--papier);border-bottom:1px solid var(--filet)}
  .menu.ouvert{display:flex;animation:monte .28s var(--sortie) both}
  .menu a{display:block;padding:14px 0;font-size:18px;border-bottom:1px solid var(--filet)}
  .menu-action{margin-top:16px}
  .menu .bouton{justify-content:center;border:0}
}

/* ---------- apparitions : une seule fois, au chargement */
@media (prefers-reduced-motion:no-preference){
  .apparait{animation:monte .8s var(--sortie) both}
  .i1{animation-delay:.09s}.i2{animation-delay:.18s}.i3{animation-delay:.27s}
}
@keyframes monte{from{opacity:0;transform:translateY(12px)}}

/* ---------- mise en page */
main>section,main>header,.fil{padding-inline:var(--marge)}
.bloc{max-width:calc(var(--large) + 2 * var(--marge));margin-inline:auto;padding-block:clamp(64px,9vw,128px)}
.bloc+.bloc{padding-top:0}
.page-tete+.bloc{padding-top:clamp(8px,2vw,24px)}
.bloc-tete{max-width:760px;margin-bottom:clamp(32px,4vw,56px)}
.bloc-tete p{color:var(--encre-2);font-size:18px}
.bloc-tete-ligne{max-width:none;display:flex;align-items:baseline;justify-content:space-between;gap:24px;flex-wrap:wrap}
.fil{max-width:calc(var(--large) + 2 * var(--marge));margin:0 auto;padding-top:28px;font-size:14px;color:var(--encre-2);display:flex;gap:10px}
.fil a{text-decoration:none}

/* accueil */
.ouverture{max-width:calc(var(--large) + 2 * var(--marge));margin:0 auto;padding-top:clamp(16px,3vw,40px)}
.nom-geant{font-family:var(--titre);font-size:clamp(4.6rem,17.4vw,16.5rem);line-height:.82;letter-spacing:-.02em;margin:0 0 clamp(20px,3vw,40px);margin-left:-.04em}
.ouverture-grille{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:end}
.ouverture-photo img{aspect-ratio:3/2;object-fit:cover;width:100%}
.ouverture-texte h1{font-size:clamp(2rem,3.2vw,2.9rem)}
.ouverture-texte p{color:var(--encre-2)}
.specs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,40px)}
.spec a{text-decoration:none;display:block}
.spec img{aspect-ratio:4/5;object-fit:cover;width:100%;margin-bottom:20px}
.spec h3{font-size:2rem;margin-bottom:.3em}
.spec p{color:var(--encre-2)}
.spec-prix{color:var(--encre)!important}
.spec-prix strong{font-family:var(--titre);font-weight:400;font-size:1.5rem;color:var(--encre)}
.bande-photos{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.bande-photos img{aspect-ratio:4/5;object-fit:cover;width:100%}
.engagements ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,4vw,64px);border-top:1px solid var(--encre);padding-top:32px}
.chiffre{font-family:var(--titre);font-size:clamp(4rem,7vw,6rem);line-height:.9;margin-right:12px}
.unite{font-family:var(--titre);font-size:1.6rem}
.engagements p{color:var(--encre-2);margin-top:14px;max-width:32ch}
.duo{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(28px,5vw,80px);align-items:center}
.duo img{width:100%;aspect-ratio:3/2;object-fit:cover}
.etapes{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(20px,3vw,40px);counter-reset:etape}
.etapes li{border-top:1px solid var(--filet);padding-top:20px;counter-increment:etape}
.etapes li::before{content:counter(etape,decimal-leading-zero);font-family:var(--titre);font-size:2.4rem;display:block;margin-bottom:12px}
.etapes h3{font-size:1.4rem}
.etapes p{color:var(--encre-2);font-size:16px}
.plein img{width:100%;height:clamp(320px,64vh,760px);object-fit:cover}
.plein figcaption{padding-inline:var(--marge)}
main>.plein,main>.lyon{padding-inline:0}
.lyon-texte{padding-top:clamp(40px,5vw,64px)!important;max-width:calc(760px + 2 * var(--marge));margin-left:0}
.lyon-texte p{color:var(--encre-2);font-size:18px}
.appel{background:var(--encre);color:var(--papier);padding:clamp(64px,9vw,120px) var(--marge)!important}
.appel>*{max-width:var(--large);margin-left:auto;margin-right:auto}
.appel h2{font-size:clamp(2.4rem,4.6vw,4rem)}
.appel p{color:#CFCAC0;font-size:18px}

/* pages intérieures */
.page-tete{max-width:calc(var(--large) + 2 * var(--marge));margin:0 auto;padding-top:clamp(28px,4vw,56px);padding-bottom:clamp(32px,4vw,56px)}
.chapo{font-size:clamp(18px,1.6vw,21px);color:var(--encre-2);max-width:60ch;margin:0}
.journee{list-style:none;margin:0;padding:0;display:grid;gap:clamp(48px,7vw,96px)}
.moment{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:clamp(24px,5vw,72px);align-items:center}
.moment:nth-child(even) figure{order:2}
.moment img{width:100%;aspect-ratio:3/2;object-fit:cover}
.moment h3{font-size:clamp(1.8rem,2.6vw,2.4rem)}
.moment p{color:var(--encre-2);max-width:42ch}
.formules{display:grid;gap:clamp(20px,3vw,40px)}
.formules-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.formules-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.formule{border-top:1px solid var(--encre);padding-top:24px}
.formule h3{font-size:1.7rem;margin-bottom:.2em}
.prix{font-family:var(--titre);font-size:clamp(2.4rem,3.4vw,3rem);line-height:1.1;margin-bottom:.6em}
.formule ul,.liste{list-style:none;margin:0;padding:0}
.formule li,.liste li{padding:10px 0;border-bottom:1px solid var(--filet);color:var(--encre-2)}
.formules-suite{margin-top:40px;display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center}
.faq .faq-liste{max-width:900px}
.faq details{border-bottom:1px solid var(--filet)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:24px;padding:22px 0;font-weight:600;font-size:18px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--titre);font-size:1.8rem;line-height:.8;margin-left:16px;transition:transform .25s var(--sortie)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--encre-2);max-width:62ch;padding-bottom:12px}
.galerie-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.galerie-4 img{aspect-ratio:4/5;object-fit:cover;width:100%}
.galerie-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.galerie-3 img{aspect-ratio:4/5;object-fit:cover;width:100%}
.trio{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,40px)}
.trio li{border-top:1px solid var(--filet);padding-top:20px}
.trio h3{font-size:1.5rem}
.trio p{color:var(--encre-2)}
.duo-texte{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:clamp(24px,5vw,72px)}
.duo-photos{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:32px}
.duo-photos img{aspect-ratio:3/2;object-fit:cover;width:100%}

/* portfolio */
.filtres{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.filtre{min-height:44px;padding:0 18px;background:transparent;border:1px solid var(--filet);cursor:pointer;font-size:15px}
.filtre[aria-pressed="true"]{background:var(--encre);color:var(--papier);border-color:var(--encre)}
@media (hover:hover) and (pointer:fine){.filtre[aria-pressed="false"]:hover{border-color:var(--encre)}}
.compte{font-size:14px;color:var(--encre-2);margin-bottom:24px}
.grille{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px 12px}
.vignette[hidden]{display:none}
.vignette-bouton{display:block;width:100%;padding:0;border:0;background:var(--papier-2);cursor:zoom-in}
.vignette img{aspect-ratio:4/5;object-fit:cover;width:100%}
.vignette p{font-size:13px;color:var(--encre-2);margin:10px 0 0}
.visionneuse{width:100vw;height:100vh;max-width:none;max-height:none;margin:0;padding:0;border:0;background:#121110;color:#EDEAE4}
.visionneuse::backdrop{background:#121110}
.visionneuse[open]{display:grid;place-items:center}
.visionneuse figure{display:flex;flex-direction:column;align-items:center;padding:56px 72px}
.visionneuse img{max-height:calc(100vh - 140px);max-width:calc(100vw - 160px);width:auto;height:auto}
.visionneuse figcaption{color:#B9B4AA}
.visionneuse button{position:absolute;background:none;border:0;color:#EDEAE4;font-family:var(--titre);font-size:2.6rem;width:56px;height:56px;cursor:pointer}
.v-fermer{top:12px;right:16px}.v-prec{left:8px;top:50%;transform:translateY(-50%)}.v-suiv{right:8px;top:50%;transform:translateY(-50%)}

/* tarifs */
.tarifs{width:100%;border-collapse:collapse}
.tarifs th,.tarifs td{text-align:left;padding:16px 12px 16px 0;border-bottom:1px solid var(--filet);vertical-align:baseline}
.tarifs thead th{font-size:14px;color:var(--encre-2);font-weight:600}
.tarifs .groupe th{font-family:var(--titre);font-weight:400;font-size:1.9rem;padding-top:40px;border-bottom:1px solid var(--encre)}
.tarifs tbody th{font-weight:600}
.tarifs td{color:var(--encre-2)}
.tarifs td.prix{font-size:1.6rem;color:var(--encre);text-align:right;white-space:nowrap;margin:0}

/* contact */
.contact{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:clamp(32px,6vw,96px);padding-top:0!important}
.formulaire fieldset{border:0;margin:0 0 24px;padding:0}
.formulaire legend{font-weight:600;font-size:15px;margin-bottom:12px}
.choix-ligne{display:flex;flex-wrap:wrap;gap:8px}
.choix input{position:absolute;opacity:0}
.choix span{display:inline-flex;align-items:center;min-height:44px;padding:0 18px;border:1px solid var(--filet);cursor:pointer;font-size:15px}
.choix input:checked+span{background:var(--encre);color:var(--papier);border-color:var(--encre)}
.choix input:focus-visible+span{outline:2px solid var(--encre);outline-offset:3px}
.champs-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px}
.champ{margin:0 0 20px}
.champ label{display:block;font-weight:600;font-size:15px;margin-bottom:8px}
.champ input,.champ textarea{width:100%;min-height:50px;padding:12px 14px;font:inherit;font-size:16px;color:var(--encre);background:#fff;border:1px solid #BDB6A9;border-radius:0}
.champ textarea{resize:vertical}
.champ input:focus,.champ textarea:focus{outline:2px solid var(--encre);outline-offset:0;border-color:var(--encre)}
.erreur{display:none;color:var(--accent);font-size:14px;margin-top:6px}
.invalide .erreur{display:block}
.invalide input,.invalide textarea{border-color:var(--accent)}
.note{font-size:14px;color:var(--encre-2);border-left:2px solid var(--filet);padding-left:12px}
.coordonnees h2{font-size:2rem}
.coordonnees p{color:var(--encre-2)}
.coordonnees figure{margin-top:28px}
.coordonnees img{aspect-ratio:3/2;object-fit:cover;width:100%}

/* textes, crédits, états */
.texte-legal{max-width:calc(72ch + 2 * var(--marge));padding-top:0!important}
.texte-legal h2{font-size:1.8rem;margin-top:1.4em}
.texte-legal p{color:var(--encre-2)}
.credits{width:100%;border-collapse:collapse;font-size:14px}
.credits th,.credits td{text-align:left;padding:10px 12px 10px 0;border-bottom:1px solid var(--filet);vertical-align:middle}
.credits img{width:96px;height:64px;object-fit:cover}
.credits a{word-break:break-word}
.etat{max-width:calc(var(--large) + 2 * var(--marge));margin:0 auto;min-height:62vh;display:flex;flex-direction:column;justify-content:center;padding-block:64px}
.etat-code{font-family:var(--titre);font-size:clamp(6rem,16vw,12rem);line-height:.9;margin:0}

/* pied de page */
.pied{background:var(--papier-2);padding:clamp(56px,7vw,96px) var(--marge) 32px;font-size:15px}
.pied-grille{max-width:var(--large);margin:0 auto;display:grid;grid-template-columns:1.4fr 1.2fr 1fr 1fr;gap:32px}
.pied h2{font-family:var(--texte);font-weight:600;font-size:15px;margin-bottom:12px}
.pied p,.pied li{color:var(--encre-2)}
.pied ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.pied a{text-decoration:none}
@media (hover:hover) and (pointer:fine){.pied a:hover{text-decoration:underline;text-underline-offset:4px}}
.pied .marque{margin-bottom:14px}
.demo{max-width:var(--large);margin:48px auto 0;padding-top:24px;border-top:1px solid var(--filet);display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;font-size:13px;color:var(--encre-2)}
.demo p{margin:0;max-width:80ch}
.demo a{text-decoration:underline;text-underline-offset:3px}
.credit-sorlia{display:inline-flex;align-items:center;gap:10px;text-decoration:none!important;color:var(--encre);font-weight:600}
.credit-sorlia img{height:24px;width:auto}

/* ---------- écrans moyens et petits */
@media (max-width:1080px){
  .bande-photos{grid-template-columns:repeat(3,minmax(0,1fr))}
  .bande-photos figure:nth-child(n+4){display:none}
  .grille{grid-template-columns:repeat(3,minmax(0,1fr))}
  .etapes{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pied-grille{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:820px){
  body{font-size:16px}
  .ouverture-grille,.duo,.moment,.duo-texte,.contact{grid-template-columns:1fr}
  .moment:nth-child(even) figure{order:0}
  .specs,.engagements ul,.trio,.formules-2,.formules-3{grid-template-columns:1fr}
  .galerie-4,.galerie-3,.grille,.bande-photos{grid-template-columns:repeat(2,minmax(0,1fr))}
  .bande-photos figure:nth-child(n+4){display:block}
  .bande-photos figure:nth-child(5){display:none}
  .champs-2{grid-template-columns:1fr}
  .spec img{aspect-ratio:3/2}
  .tarifs thead{display:none}
  .tarifs tbody tr:not(.groupe){display:grid;grid-template-columns:1fr auto;padding:14px 0;border-bottom:1px solid var(--filet)}
  .tarifs tbody tr:not(.groupe) th,.tarifs tbody tr:not(.groupe) td{border:0;padding:2px 0}
  .tarifs tbody tr:not(.groupe) td:nth-child(2){grid-column:1/-1;grid-row:2;font-size:15px}
  .tarifs td.prix{grid-row:1;grid-column:2;font-size:1.4rem}
  .credits td:nth-child(4),.credits th:nth-child(4){display:none}
  .visionneuse figure{padding:56px 12px}
  .visionneuse img{max-width:calc(100vw - 24px)}
  .v-prec,.v-suiv{top:auto;bottom:12px;transform:none}
}
@media (max-width:480px){
  .pied-grille{grid-template-columns:1fr}
  .galerie-3{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  @view-transition{navigation:none}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}