:root{
  --noir:#0e0d0c;
  --graphite:#1a1917;
  --ivoire:#eeeae2;
  --champagne:#b79f73;
  --taupe:#8d867a;
  --hair:rgba(238,234,226,.2);
  --serif:'Cormorant Garamond','Cormorant',Georgia,serif;
  --sans:'Jost',system-ui,sans-serif;
  --gutter:clamp(22px,4.4vw,72px);
  --ease:cubic-bezier(.19,.8,.2,1);
  --t0:1.9s;
}
html.seen{--t0:0s}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;background:var(--noir)}
body{background:var(--noir);color:var(--ivoire);font-family:var(--sans);font-weight:300;font-size:17px;line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:var(--champagne);color:var(--noir)}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:1px solid var(--champagne);outline-offset:6px}
img{display:block}
.lab{font-family:var(--sans);font-weight:400;font-size:.7rem;letter-spacing:.26em;text-transform:uppercase}
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:70;opacity:.06;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* INTRO */
#intro{position:fixed;inset:0;z-index:200;background:var(--noir);display:grid;place-items:center;animation:curtain 1.3s var(--ease) 1.7s forwards}
html.seen #intro{display:none}
#intro{pointer-events:none}
#intro .mono{font-family:var(--serif);font-weight:300;font-size:clamp(2.4rem,5vw,4rem);letter-spacing:.34em;padding-left:.34em;opacity:0;animation:monoin 1.1s ease .15s forwards,monoout .5s ease 1.3s forwards;text-align:center}
#intro .mono::after{content:"";display:block;height:1px;margin:22px auto 0;width:0;background:var(--champagne);animation:grow 1.1s var(--ease) .5s forwards}
@keyframes curtain{to{transform:translateY(-101%);visibility:hidden}}
@keyframes monoin{to{opacity:1}}
@keyframes monoout{to{opacity:0}}
@keyframes grow{to{width:110px}}

/* NAV + MENU */
.nav{position:fixed;inset:0 0 auto 0;z-index:90;display:flex;justify-content:space-between;align-items:center;padding:18px var(--gutter);color:var(--ivoire);mix-blend-mode:difference}
.nav .mark{display:block;line-height:0}
/* Logo d'origine (signature dans un cercle fin), recadré sur son tracé et passé en blanc : le mode difference du menu l'adapte à chaque fond. */
.lg{display:block;position:relative;overflow:hidden;aspect-ratio:1401/1194;width:clamp(86px,8.4vw,118px)}
.lg img{position:absolute;display:block;max-width:none;width:calc(1655 / 1401 * 100%);height:auto;left:calc(-163 / 1401 * 100%);top:calc(-264 / 1194 * 100%);filter:invert(1)}
.menu-btn{font-family:var(--sans);font-weight:400;font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;padding:6px 0;border-bottom:1px solid currentColor}
.bar{position:fixed;left:0;top:0;height:1px;width:100%;transform-origin:0 50%;transform:scaleX(0);background:var(--champagne);z-index:95}
.menu{position:fixed;inset:0;z-index:80;background:var(--graphite);display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;align-content:center;align-items:end;padding:clamp(100px,14vh,140px) var(--gutter) clamp(36px,6vh,64px);overflow-y:auto;clip-path:inset(0 0 100% 0);transition:clip-path 1s var(--ease);visibility:hidden}
body.menu-open .menu{clip-path:inset(0);visibility:visible}

/* HERO */
.hero{position:relative;height:100svh;min-height:700px;overflow:hidden;background:var(--noir)}
.hero .plate{position:absolute;inset:-6% 0;will-change:transform}
.hero .plate img{width:100%;height:100%;object-fit:cover;animation:settle 5s var(--ease) both}
.hero{--fi:20px;--lw:clamp(86px,8.4vw,118px);--lgap:26px;--rw:285px;--rgap:26px}
.hero::before{content:"";position:absolute;inset:var(--fi);border:1px solid rgba(238,234,226,.32);z-index:3;pointer-events:none;
  /* le cadre s'interrompt un peu avant et un peu après le logo, il ne passe pas derrière */
  /* idem à droite : le cadre s'interrompt autour de « Parler de mon projet » et du bouton Menu */
  -webkit-mask:linear-gradient(#000,#000),linear-gradient(#000,#000) calc(var(--gutter) - var(--fi) - var(--lgap)) 0 / calc(var(--lw) + var(--lgap) * 2) 4px no-repeat,linear-gradient(#000,#000) right calc(var(--gutter) - var(--fi) - var(--rgap)) top 0 / calc(var(--rw) + var(--rgap) * 2) 4px no-repeat;-webkit-mask-composite:xor;
  mask:linear-gradient(#000,#000),linear-gradient(#000,#000) calc(var(--gutter) - var(--fi) - var(--lgap)) 0 / calc(var(--lw) + var(--lgap) * 2) 4px no-repeat,linear-gradient(#000,#000) right calc(var(--gutter) - var(--fi) - var(--rgap)) top 0 / calc(var(--rw) + var(--rgap) * 2) 4px no-repeat;mask-composite:exclude}
.hero .veil{position:absolute;inset:0;z-index:1;background:
  radial-gradient(130% 100% at 50% 45%,rgba(0,0,0,0) 45%,rgba(0,0,0,.5) 100%),
  linear-gradient(180deg,rgba(6,6,5,.55) 0%,rgba(6,6,5,0) 24%,rgba(6,6,5,0) 38%,rgba(6,6,5,.86) 100%)}
.hero .inner{position:absolute;z-index:4;left:calc(var(--gutter) + 8px);right:calc(var(--gutter) + 8px);bottom:clamp(48px,7vw,96px);display:grid;grid-template-columns:1fr auto;gap:56px;align-items:end}
.hero .kick{color:var(--champagne);margin-bottom:22px;opacity:0;animation:fade 1.4s ease calc(var(--t0) + .2s) forwards}
h1{font-family:var(--serif);font-weight:300;font-size:clamp(3.2rem,8.6vw,10.4rem);line-height:.95;letter-spacing:-.012em}
h1 .l{display:block;overflow:hidden;padding:.05em 0 .12em;white-space:nowrap}
h1 .l span{display:block;transform:translateY(110%);animation:rise 1.8s var(--ease) calc(var(--t0) + .3s) forwards}
h1 .l:nth-child(2) span{font-style:italic;animation-delay:calc(var(--t0) + .5s);padding-left:.4em}
.facts{min-width:270px;opacity:0;animation:fade 1.6s ease calc(var(--t0) + 1.2s) forwards;margin-bottom:1rem}
.facts div{padding:13px 0;border-top:1px solid rgba(238,234,226,.3);display:flex;justify-content:space-between;gap:28px;align-items:baseline}
.facts dt{color:var(--champagne)}
.facts dd{font-family:var(--serif);font-size:1.2rem;font-weight:400;text-align:right}
.count{position:absolute;z-index:4;right:calc(var(--gutter) + 8px);top:50%;transform:translateY(-50%) rotate(90deg);transform-origin:100% 50%;opacity:0;animation:fade 1.4s ease calc(var(--t0) + 1.4s) forwards;white-space:nowrap}
.scroll{position:absolute;z-index:4;left:calc(var(--gutter) + 8px);top:30%;width:1px;height:110px;background:rgba(238,234,226,.25);overflow:hidden;opacity:0;animation:fade 1s ease calc(var(--t0) + 1.5s) forwards}
.scroll::after{content:"";position:absolute;inset:0;background:var(--champagne);transform:translateY(-100%);animation:drip 3s ease-in-out calc(var(--t0) + 2s) infinite}
@keyframes settle{from{transform:scale(1.18)}to{transform:scale(1.02)}}
@keyframes rise{to{transform:translateY(0)}}
@keyframes fade{to{opacity:1}}
@keyframes drip{to{transform:translateY(100%)}}

/* LEDE */
.lede{padding:clamp(130px,18vw,300px) var(--gutter) clamp(110px,14vw,230px);text-align:center}
.lede .orn{display:block;width:1px;height:90px;background:var(--champagne);margin:0 auto clamp(40px,5vw,72px)}
.lede p{max-width:22em;margin:0 auto;font-family:var(--serif);font-weight:300;font-size:clamp(2rem,4.5vw,4.7rem);line-height:1.16;letter-spacing:-.008em;text-wrap:balance}
.lede p .w{opacity:.16;transition:opacity .8s ease}
.lede p .w.on{opacity:1}
.lede small{display:block;margin-top:44px;color:var(--taupe)}

/* SECTION TITLE */
.intro{padding:0 var(--gutter) clamp(20px,3vw,50px);display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:end}
.intro h2{grid-column:1 / span 8;font-family:var(--serif);font-weight:300;font-size:clamp(3rem,7.6vw,8.6rem);line-height:.95;letter-spacing:-.015em}
.intro p{grid-column:10 / span 3;color:var(--taupe);padding-bottom:1rem}
.intro::after{content:"";grid-column:1 / -1;height:1px;background:var(--hair);margin-top:clamp(30px,4vw,60px)}

/* CHAPTERS */
.chap{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:center;padding:clamp(70px,11vh,150px) var(--gutter)}
.fig{grid-column:1 / span 8;aspect-ratio:4 / 3;overflow:hidden;position:relative;background:var(--graphite);clip-path:inset(var(--r,0%) 0 0 0);cursor:none}
.fig img{position:absolute;left:0;top:-7%;width:100%;height:114%;object-fit:cover;transform:translateY(var(--py,0px)) scale(var(--sc,1));will-change:transform;transition:filter .8s ease}
.fig:hover img{filter:brightness(1.07)}
.txt{grid-column:10 / span 3}
.chap.flip .fig{grid-column:5 / span 8;order:2}
.chap.flip .txt{grid-column:2 / span 3;order:1}
.txt .lab{color:var(--champagne);display:block;margin-bottom:26px}
.txt .rule{width:64px;height:1px;background:var(--champagne);margin-bottom:34px;transform-origin:0 50%}
.txt h3{font-family:var(--serif);font-weight:300;font-size:clamp(2.2rem,3.4vw,3.7rem);line-height:1.04;letter-spacing:-.01em}
.txt p{margin-top:28px;color:rgba(238,234,226,.72);max-width:38ch}

/* matières : fiche de spécification sur fond ivoire */
.chap.matiere{background:var(--ivoire);color:var(--noir);margin:clamp(30px,5vh,70px) 0}
.chap.matiere .txt{grid-column:1 / span 4}
.chap.matiere .txt p{color:#4b463f}
.chap.matiere .txt .lab{color:#8a7448}
.chap.matiere .txt .rule{background:#8a7448}
.spec{grid-column:6 / span 7}
.spec .r{display:grid;grid-template-columns:clamp(64px,8vw,104px) 1fr auto;gap:clamp(18px,3vw,40px);align-items:center;padding:clamp(20px,2.6vw,34px) 0;border-top:1px solid rgba(14,13,12,.22)}
.spec .r:last-child{border-bottom:1px solid rgba(14,13,12,.22)}
.spec .sw{aspect-ratio:1;background:var(--c);position:relative;overflow:hidden;transition:transform .9s var(--ease)}
.spec .sw::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(100deg,rgba(255,255,255,.08) 0 2px,rgba(0,0,0,.05) 2px 6px),linear-gradient(130deg,rgba(255,255,255,.18),rgba(0,0,0,.2))}
.spec .sw.has::after{display:none}
.spec .r:hover .sw{transform:scale(1.08)}
.spec .n{font-family:var(--serif);font-weight:300;font-size:clamp(1.8rem,3.2vw,3.2rem);line-height:1.05}
.spec .u{font-size:.82rem;letter-spacing:.04em;color:#6b655b;text-align:right;max-width:14ch}

/* ARCHIVE */
.archive{padding:clamp(100px,13vw,200px) var(--gutter)}
.archive h2{font-family:var(--serif);font-weight:300;font-size:clamp(2.6rem,6vw,6.4rem);line-height:1;letter-spacing:-.015em}
.archive .sub{color:var(--taupe);margin:20px 0 clamp(40px,6vw,80px);max-width:50ch}
.index{border-bottom:1px solid var(--hair)}
.row{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:baseline;padding:clamp(24px,3.4vw,46px) 0;border-top:1px solid var(--hair);transition:opacity .6s ease}
.index:hover .row:not(:hover){opacity:.28}
.row .nom{font-family:var(--serif);font-weight:300;font-size:clamp(2.1rem,5.2vw,5.4rem);line-height:1.02;letter-spacing:-.012em;transition:transform .8s var(--ease)}
.row:hover .nom{transform:translateX(.3em);font-style:italic}
.row .meta{text-align:right;color:var(--taupe)}
.row .meta b{display:block;color:var(--champagne);font-weight:400}
.peek{position:fixed;left:0;top:0;width:min(320px,24vw);aspect-ratio:3 / 4;overflow:hidden;z-index:60;pointer-events:none;opacity:0;transition:opacity .5s ease;clip-path:inset(0)}
.peek.on{opacity:1}
.peek img{width:100%;height:100%;object-fit:cover}

/* CLOSING */
.closing{position:relative;overflow:hidden;min-height:100svh;display:grid;align-content:center;justify-items:center;text-align:center;padding:clamp(120px,15vw,240px) var(--gutter)}
.closing .bg{position:absolute;inset:-4% 0;z-index:0;will-change:transform}
.closing .bg img{width:100%;height:100%;object-fit:cover}
.closing::before{content:"";position:absolute;inset:0;z-index:1;background:rgba(8,8,7,.66)}
.closing>*:not(.bg){position:relative;z-index:2}
.closing .orn{display:block;width:1px;height:90px;background:var(--champagne);margin:0 auto 54px}
.closing blockquote{max-width:15em;font-family:var(--serif);font-weight:300;font-style:italic;font-size:clamp(2.4rem,6vw,6.6rem);line-height:1.05;letter-spacing:-.015em;text-wrap:balance}
.closing cite{display:block;font-style:normal;margin-top:38px;color:var(--champagne)}
.closing .cta{margin-top:70px;display:flex;gap:40px;flex-wrap:wrap;justify-content:center;align-items:center}
.btn{position:relative;overflow:hidden;display:inline-block;border:1px solid rgba(238,234,226,.6);padding:21px 46px;color:var(--ivoire);transition:color .6s var(--ease)}
.btn::before{content:"";position:absolute;inset:0;background:var(--ivoire);transform:translateY(101%);transition:transform .7s var(--ease);z-index:-1}
.btn:hover{color:var(--noir)}
.btn:hover::before{transform:translateY(0)}
.link{border-bottom:1px solid rgba(238,234,226,.5);padding-bottom:4px}


/* CURSEUR + LIGHTBOX */
.cur{position:fixed;left:0;top:0;width:14px;height:14px;margin:-7px 0 0 -7px;border:1px solid var(--ivoire);border-radius:50%;pointer-events:none;z-index:150;display:grid;place-items:center;transition:width .5s var(--ease),height .5s var(--ease),margin .5s var(--ease),background .4s;opacity:0}
.cur.show{opacity:1}
.cur span{font-size:.66rem;letter-spacing:.22em;text-transform:uppercase;font-weight:500;color:var(--noir);opacity:0;transition:opacity .3s}
.cur.big{width:96px;height:96px;margin:-48px 0 0 -48px;background:var(--ivoire);border-color:var(--ivoire)}
.cur.big span{opacity:1}
.lb{position:fixed;inset:0;z-index:140;background:rgba(8,8,7,.97);display:grid;place-items:center;opacity:0;visibility:hidden;transition:opacity .6s ease,visibility .6s;padding:3vw;cursor:none}
.lb.on{opacity:1;visibility:visible}
.lb img{max-width:94vw;max-height:92svh;object-fit:contain;transform:scale(.96);transition:transform 1s var(--ease)}
.lb.on img{transform:scale(1)}

/* MOBILE */
@media (max-width:900px){
  .hero{--fi:12px;--lgap:18px;--rgap:18px;--rw:60px}
  /* Sur mobile, le haut du cadre descend au milieu du logo et du bouton Menu (18px de marge + demi-hauteur du logo), les coupures retrouvent leur sens */
  .hero::before{top:calc(18px + var(--lw) * 1194 / 1401 / 2)}
  .hero .inner{grid-template-columns:1fr;left:var(--gutter);right:var(--gutter)}
  .facts,.scroll,.count{display:none}
  h1{font-size:clamp(2.5rem,11.4vw,4.8rem)}
  h1 .l{white-space:normal}
  h1 .l:nth-child(2) span{padding-left:0}
  .intro{display:block}
  .intro p{margin-top:20px}
  .chap{display:block;padding:44px var(--gutter)}
  .fig{margin-bottom:34px;aspect-ratio:4 / 5}
  .spec{margin-top:40px}
  .spec .r{grid-template-columns:64px 1fr}
  .spec .u{grid-column:2;text-align:left;max-width:none}
  .row{grid-template-columns:1fr}
  .row .meta{text-align:left}
  .peek{display:none}
}
@media (hover:none){.cur{display:none}.fig{cursor:pointer}}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  #intro{display:none}
  h1 .l span,.facts,.scroll,.count,.hero .kick{transform:none;opacity:1}
  .count{transform:translateY(-50%) rotate(90deg)}
  .lede p .w{opacity:1}
  .fig{clip-path:none}
  html{scroll-behavior:auto}
}

/* LIENS D'ARCHIVE */
.archive .all{display:inline-block;margin-top:48px}

/* PAGE LES LIEUX */
.pagehead{padding:clamp(170px,20vw,300px) var(--gutter) clamp(50px,7vw,100px);display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:end}
.pagehead h1{grid-column:1 / span 8;font-family:var(--serif);font-weight:300;font-size:clamp(3.6rem,11vw,12.5rem);line-height:.9;letter-spacing:-.025em}
.pagehead p{grid-column:10 / span 3;color:var(--taupe);padding-bottom:1.2rem}
.pagehead::after{content:"";grid-column:1 / -1;height:1px;background:var(--hair);margin-top:clamp(30px,4vw,60px)}
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(60px,8vw,120px) 24px;padding:clamp(40px,6vw,90px) var(--gutter) clamp(110px,14vw,220px);align-items:start}
.tile{display:block}
.tile:nth-child(odd){grid-column:1 / span 7}
.tile:nth-child(even){grid-column:9 / span 4;margin-top:clamp(60px,14vw,240px)}
.tile .im{overflow:hidden;background:var(--graphite);position:relative}
.tile:nth-child(odd) .im{aspect-ratio:4 / 3}
.tile:nth-child(even) .im{aspect-ratio:3 / 4}
.tile .im img{width:100%;height:100%;object-fit:cover;transition:transform 1.8s var(--ease),filter .8s ease}
.tile:hover .im img{transform:scale(1.05);filter:brightness(1.08)}
.tile .now{position:absolute;left:18px;top:18px;z-index:2;background:var(--ivoire);color:var(--noir);padding:7px 14px}
.tile h2{font-family:var(--serif);font-weight:300;font-size:clamp(2rem,3.6vw,3.8rem);line-height:1.04;letter-spacing:-.01em;margin-top:26px;transition:transform .8s var(--ease)}
.tile:hover h2{transform:translateX(.25em);font-style:italic}
.tile .m{display:flex;gap:28px;flex-wrap:wrap;margin-top:14px;color:var(--taupe)}
.tile .m b{font-weight:400;color:var(--champagne)}
@media (max-width:900px){
  .pagehead{display:block}
  .pagehead p{margin-top:24px}
  .grid{display:block}
  .tile{margin-bottom:64px}
  .tile:nth-child(even){margin-top:0}
}

/* ============ COMMUN : navigation, menu, pied de page ============ */
.nav .right{display:flex;gap:clamp(22px,3.4vw,52px);align-items:baseline}
.nav-cta{font-family:var(--sans);font-weight:400;font-size:.7rem;letter-spacing:.26em;text-transform:uppercase;padding:6px 0;border-bottom:1px solid transparent;transition:border-color .5s}
.nav-cta:hover{border-color:currentColor}
.menu{color:var(--ivoire)}
.menu .groups{grid-column:1 / span 7;display:grid;grid-template-columns:1fr 1fr;column-gap:clamp(28px,4vw,64px)}
.menu .mg{display:block;padding:clamp(18px,3vh,30px) 0;border-top:1px solid var(--hair)}
.menu .mg p{color:var(--taupe);margin-bottom:clamp(10px,1.6vh,16px)}
.menu .mg ul{list-style:none}
.menu .mg a{display:inline-block;font-family:var(--serif);font-weight:300;font-size:clamp(1.5rem,2.3vw,2.3rem);line-height:1.25;transition:transform .6s var(--ease),color .4s}
.menu .mg a:hover{transform:translateX(.3em);font-style:italic;color:var(--champagne)}
.menu .mg a[aria-current]{font-style:italic;color:var(--champagne)}
.menu aside{grid-column:9 / span 4;color:var(--taupe)}
.menu aside p+p{margin-top:6px}
.menu aside .big{text-wrap:balance;font-family:var(--serif);font-size:1.5rem;color:var(--ivoire);line-height:1.3;margin:10px 0 22px}
.menu aside a{border-bottom:1px solid rgba(238,234,226,.35)}
.menu aside a:hover{color:var(--champagne);border-color:var(--champagne)}
.btn{isolation:isolate}
button.btn{background:none;cursor:pointer;font-family:var(--sans)}

footer.foot{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;padding:clamp(64px,8vw,120px) var(--gutter) 34px;background:var(--noir);color:var(--ivoire);border-top:1px solid var(--hair)}
.foot .brand .lg{width:clamp(150px,14vw,210px)}
.foot .brand{grid-column:1 / span 5;font-family:var(--serif);font-weight:300;font-size:clamp(1.9rem,2.8vw,2.9rem);line-height:1.1}
.foot .brand small{display:block;margin-top:16px;font-family:var(--sans);font-size:.92rem;line-height:1.6;color:var(--taupe);max-width:32ch}
.foot nav{grid-column:7 / span 3;display:grid;gap:9px;align-content:start}
.foot .contact{grid-column:10 / span 3;display:grid;gap:9px;align-content:start}
.foot a{color:rgba(238,234,226,.82);transition:color .4s}
.foot a:hover{color:var(--champagne)}
.foot .legal{grid-column:1 / -1;margin-top:clamp(44px,6vw,90px);padding-top:22px;border-top:1px solid var(--hair);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:var(--taupe)}
@media (max-width:900px){
  .menu{display:block;align-content:start;padding-top:84px;padding-bottom:20px}
  .menu .groups{display:grid;grid-template-columns:1fr 1fr;column-gap:22px}
  .menu .mg{padding:8px 0}
  .menu .mg p{margin-bottom:4px}
  .menu .mg a{font-size:1.1rem;line-height:1.15;padding:4px 0}
  .menu aside{margin-top:10px}
  .menu aside .big{font-size:1.1rem;margin:4px 0 8px}
  /* La barre du haut ne capte plus les clics quand le menu est ouvert : un lien qui défile dessous reste cliquable */
  .menu-open .nav{pointer-events:none}
  .menu-open .nav .right{pointer-events:auto}
  .nav-cta{display:none}
  footer.foot{display:block}
  .foot nav,.foot .contact{margin-top:34px}
}

/* page projet */
.projet{padding:clamp(170px,18vw,260px) var(--gutter) clamp(90px,12vw,180px);display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;align-items:start}
.projet .side{grid-column:1 / span 5}
.projet h1{font-size:clamp(3.4rem,8vw,9rem);line-height:.92;letter-spacing:-.02em}
.projet h1 i{display:block;font-style:italic;padding-left:.4em}
.projet .lead{color:var(--taupe);margin-top:38px;max-width:34ch}
.projet dl{margin-top:clamp(40px,6vw,80px)}
.projet dl div{border-top:1px solid var(--hair);padding:18px 0;display:flex;justify-content:space-between;gap:24px;align-items:baseline;flex-wrap:wrap}
.projet dl div:last-child{border-bottom:1px solid var(--hair)}
.projet dt{color:var(--champagne)}
.projet dd{font-family:var(--serif);font-size:1.35rem;font-weight:400}
.projet dd a{border-bottom:1px solid rgba(238,234,226,.4)}
.projet dd a:hover{color:var(--champagne);border-color:var(--champagne)}
.fm{grid-column:7 / span 6;padding-top:clamp(0px,6vw,90px)}
.fld{position:relative;margin-bottom:36px;border:0;min-width:0}
.fld>label,.fld>legend{display:block;color:var(--champagne);margin-bottom:8px;padding:0}
.fld input[type=text],.fld input[type=email],.fld input[type=tel],.fld textarea{width:100%;background:transparent;border:0;border-bottom:1px solid rgba(238,234,226,.35);border-radius:0;color:var(--ivoire);font-family:var(--serif);font-weight:400;font-size:1.55rem;line-height:1.3;padding:8px 0;outline:0;transition:border-color .5s ease}
.fld textarea{min-height:150px;resize:vertical}
.fld input:focus,.fld textarea:focus{border-color:var(--champagne)}
.fld .help{display:block;margin-top:10px;font-size:.84rem;line-height:1.5;color:var(--taupe)}
.fld .err{display:none;margin-top:8px;font-size:.84rem;color:#d49a89}
.fld.invalid .err{display:block}
.fld.invalid input,.fld.invalid textarea{border-color:#d49a89}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:0 clamp(20px,3vw,40px)}
.choix{display:flex;gap:14px;flex-wrap:wrap;margin-top:6px}
.choix label{position:relative;cursor:pointer}
.choix input{position:absolute;opacity:0;inset:0;cursor:pointer}
.choix span{display:block;border:1px solid rgba(238,234,226,.4);padding:15px 28px;font-family:var(--sans);font-size:.7rem;letter-spacing:.26em;text-transform:uppercase;transition:background .5s var(--ease),color .5s var(--ease),border-color .5s}
.choix input:checked + span{background:var(--ivoire);color:var(--noir);border-color:var(--ivoire)}
.choix input:focus-visible + span{outline:1px solid var(--champagne);outline-offset:5px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.fm .btn{margin-top:14px}
.fm .btn[disabled]{opacity:.5;cursor:wait}
.fm .note{margin-top:26px;color:var(--taupe);font-size:.84rem;line-height:1.6;max-width:46ch}
.fm .note a{border-bottom:1px solid rgba(238,234,226,.35)}
.fm .msg{margin-top:20px;font-size:.95rem;min-height:1.5em}
.fm .msg.is-err{color:#d49a89}
.done{padding:clamp(30px,5vw,70px) 0}
.done h2{font-family:var(--serif);font-weight:300;font-style:italic;font-size:clamp(2.4rem,4.4vw,4.6rem);line-height:1.05}
.done p{margin-top:24px;color:rgba(238,234,226,.72);max-width:38ch}
.done .orn{display:block;width:1px;height:70px;background:var(--champagne);margin-bottom:34px}

@media (max-width:900px){
  .projet{display:block}
  .fm{padding-top:56px}
  .duo{grid-template-columns:1fr}
}

/* ============ FORMULAIRE EN PARCOURS (question, habitation, lieu professionnel) ============ */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-top:6px}
.card{position:relative;display:block;cursor:pointer}
.card input{position:absolute;opacity:0;inset:0;width:100%;height:100%;margin:0;cursor:pointer}
.card span{display:block;height:100%;border:1px solid rgba(238,234,226,.35);padding:clamp(20px,2.4vw,32px);transition:background .5s var(--ease),color .5s var(--ease),border-color .5s}
.card b{display:block;font-family:var(--serif);font-weight:400;font-size:clamp(1.5rem,2vw,1.9rem);line-height:1.1}
.card small{display:block;margin-top:12px;color:var(--taupe);font-size:.9rem;line-height:1.5;transition:color .5s}
.card:hover span{border-color:var(--ivoire)}
.card input:checked + span{background:var(--ivoire);color:var(--noir);border-color:var(--ivoire)}
.card input:checked + span small{color:#5b554b}
.card input:focus-visible + span{outline:1px solid var(--champagne);outline-offset:5px}
.rb{display:grid;grid-template-rows:0fr;visibility:hidden;transition:grid-template-rows .9s var(--ease),visibility 0s linear .9s}
.rb.open{grid-template-rows:1fr;visibility:visible;transition:grid-template-rows .9s var(--ease),visibility 0s}
.rb>.in{min-height:0;overflow:hidden;margin:-8px;padding:8px}
.choix.sm span{padding:12px 18px}
.fld select{width:100%;background:transparent;border:0;border-bottom:1px solid rgba(238,234,226,.35);border-radius:0;color:var(--ivoire);font-family:var(--serif);font-weight:400;font-size:1.4rem;line-height:1.3;padding:8px 28px 8px 0;outline:0;appearance:none;-webkit-appearance:none;cursor:pointer;transition:border-color .5s;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='8' fill='none' stroke='%23b79f73' stroke-width='1.2'%3E%3Cpath d='M1 1l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 2px center}
.fld select:focus{border-color:var(--champagne)}
.fld select option{background:var(--graphite);color:var(--ivoire)}
fieldset.fld.invalid>legend{color:#d49a89}
.fm .promesse{margin-top:22px;color:var(--champagne);font-family:var(--serif);font-style:italic;font-size:1.15rem}
@media (max-width:900px){.cards{grid-template-columns:1fr}}

/* DÉPÔT DE FICHIER */
.drop{position:relative;display:flex;align-items:center;gap:20px;flex-wrap:wrap;padding:6px 0 10px;border-bottom:1px solid rgba(238,234,226,.35)}
.drop input[type=file]{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}
.drop .pick{cursor:pointer;border:1px solid rgba(238,234,226,.4);padding:12px 20px;font-family:var(--sans);font-size:.7rem;letter-spacing:.26em;text-transform:uppercase;transition:background .5s var(--ease),color .5s var(--ease),border-color .5s}
.drop .pick:hover{background:var(--ivoire);color:var(--noir);border-color:var(--ivoire)}
.drop input:focus-visible + .pick{outline:1px solid var(--champagne);outline-offset:5px}
.drop .fname{font-family:var(--serif);font-size:1.2rem;color:var(--taupe);overflow-wrap:anywhere}
.fld.invalid .drop{border-color:#d49a89}
.estim-lien{margin-top:36px}
/* Formulaire projet : la case « J'ai un projet » est légèrement mise en avant */
.card.main span{background:rgba(238,234,226,.07);border-color:rgba(238,234,226,.6)}
.card.main:hover span{background:rgba(238,234,226,.12)}
.card.main input:checked + span{background:var(--ivoire);border-color:var(--ivoire)}
.rb{scroll-margin-top:84px}

/* Mobile uniquement, au défilement : logo et Menu dans un rond blanc (padding 5px), sans le mode difference qui les rendait illisibles sur les photos claires */
@media (max-width:900px){
  body.scrolled:not(.menu-open) .nav{mix-blend-mode:normal}
  body.scrolled:not(.menu-open) .mark{visibility:hidden}
  body.scrolled:not(.menu-open) .menu-btn{display:grid;place-items:center;width:62px;height:62px;padding:5px;border:0;border-radius:50%;background:#fff;color:var(--noir);text-indent:.28em;box-shadow:0 2px 14px rgba(0,0,0,.18)}
  body.scrolled:not(.menu-open) .nav-cta{padding:12px 20px;border:0;border-radius:999px;background:#fff;color:var(--noir);box-shadow:0 2px 14px rgba(0,0,0,.18)}
  body.scrolled:not(.menu-open) .nav .right{align-items:center}
  /* Menu ouvert sur mobile : le logo est masqué, sinon il se superpose au contenu du menu */
  body.menu-open .mark{visibility:hidden}
}