/* ===== Tokens (Figma) ===== */
:root{
  --bg:#F5F5F2;--bg-dark:#E5E5E1;--paper:#fff;--border:#C8C8C5;--ui-border:#737373;
  --text:#111;--text-muted:#525252;--action:#111;--on-action:#fff;
  --surface:#111;--on-surface:#fff;--on-surface-muted:#D9D9D9;
  --gut:clamp(20px,3.4vw,48px);--hh:96px;--ease:cubic-bezier(.2,.7,.2,1);
}

/* ===== Base ===== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{margin:0;background:var(--bg);color:var(--text);font:400 14px/1.5 Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
body:has(dialog[open]){overflow:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--text);outline-offset:3px}
.wrap{padding-inline:var(--gut);max-width:1600px;margin-inline:auto}
.muted{color:var(--text-muted)}.small{font-size:12px}
.eyebrow,.label{font-size:11px;letter-spacing:.03em;text-transform:uppercase;font-weight:400}
:root{color-scheme:light}
svg.ico{width:.85em;height:.85em;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;flex:none;transition:transform .3s var(--ease)}
.ico{display:inline-block;font-style:normal;line-height:1;flex:none;transition:transform .3s var(--ease)}
.big{font-weight:800;letter-spacing:-.03em;line-height:1.02;font-size:clamp(34px,5.6vw,80px)}
.giant{font-weight:900;letter-spacing:-.045em;line-height:.92;font-size:clamp(60px,13.4vw,192px)}

/* ===== Boutons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 24px;border-radius:100px;border:1px solid var(--action);background:var(--action);color:var(--on-action);font-weight:800;font-size:14px;white-space:nowrap;transition:transform .25s var(--ease),box-shadow .25s,background .2s,color .2s}
.btn:hover{transform:translateY(-3px);box-shadow:0 10px 22px rgba(0,0,0,.22)}
.btn:hover .ico{transform:translate(3px,-3px)}
.btn:active{transform:translateY(0) scale(.97);box-shadow:none}
.btn.sm{height:44px;padding:0 20px;font-size:13px}
.btn.ghost{background:transparent;color:var(--text)}
.btn.ghost:hover{background:var(--action);color:var(--on-action)}

/* ===== En-tête collant ===== */
.site-header{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--ui-border);transition:box-shadow .3s,background .3s}
.site-header.scrolled{box-shadow:0 8px 24px rgba(0,0,0,.08);--hh:72px}
.hd{display:flex;align-items:center;gap:24px;height:var(--hh);padding-inline:var(--gut);max-width:1600px;margin-inline:auto;transition:height .35s var(--ease)}
.brand{display:inline-flex;align-items:center;gap:12px;font-weight:800;font-size:26px;letter-spacing:-.02em;line-height:1;transition:font-size .35s var(--ease);flex:0 0 auto;min-width:0}
.brand .logo{width:18px;height:22px;border:3px solid var(--text);transition:transform .35s var(--ease),width .35s,height .35s}
.site-header.scrolled .brand{font-size:20px}
.site-nav{display:flex;align-items:center;flex:1;gap:24px}
.site-nav .links{flex:1;display:flex;justify-content:center;gap:8px}
.site-nav .links a{position:relative;padding:8px 16px;border-radius:100px;font-size:14px;transition:background .25s,color .25s,transform .2s}
.site-nav .links a::after{content:"";position:absolute;left:16px;right:16px;bottom:4px;height:1.5px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.site-nav .links a:hover::after{transform:scaleX(1)}
.site-nav .links a:active{transform:scale(.95)}
.site-nav .links a[aria-current]{background:var(--action);color:var(--on-action);font-weight:600}
.site-nav .links a[aria-current]::after{display:none}
.site-header.scrolled .site-nav .btn{height:42px;padding:0 20px}
.burger{display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--ui-border);border-radius:50%;background:none;position:relative}
.burger span,.burger::before,.burger::after{content:"";position:absolute;left:13px;right:13px;height:2px;background:var(--text);transition:transform .3s var(--ease),opacity .2s}
.burger::before{top:15px}.burger span{top:21px}.burger::after{top:27px}
.burger[aria-expanded=true]::before{transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded=true] span{opacity:0}
.burger[aria-expanded=true]::after{transform:translateY(-6px) rotate(-45deg)}
@media(max-width:799px){
  :root{--hh:72px}.site-header.scrolled{--hh:60px}
  .brand{font-size:21px}.site-header.scrolled .brand{font-size:18px}
  .burger{display:block}
  .site-nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:16px;padding:16px var(--gut) 24px;background:var(--bg);border-bottom:1px solid var(--ui-border);opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .25s,transform .25s var(--ease),visibility .25s}
  .site-nav.open{opacity:1;visibility:visible;transform:none}
  .site-nav .links{flex-direction:column;gap:4px}
  .site-nav .links a{padding:14px 16px;font-size:18px;border-radius:12px}
  .site-nav .btn{width:100%}
}


.brand img{height:64px;width:auto;display:block;transition:height .35s var(--ease)}
.site-header.scrolled .brand img{height:48px}
@media(max-width:799px){.hd{position:relative}.brand{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}.brand img{height:44px;max-width:none}.site-header.scrolled .brand img{height:38px}}

/* ===== Hero ===== */
.hero{padding:28px var(--gut) 32px;max-width:1600px;margin-inline:auto;display:grid;gap:24px}
.hero-meta{display:flex;justify-content:space-between;gap:16px}
.hero-meta a{transition:opacity .2s}.hero-meta a:hover{opacity:.6}.hero-meta a:hover .ico{transform:translate(2px,-2px)}
.hero-stage{container-type:inline-size;position:relative}
.sig{font-weight:900;letter-spacing:-.04em;line-height:.92;font-size:21cqi}
.sig span{display:block}
.sig .a{position:absolute;z-index:2;left:0;right:0;top:0;text-align:right}
.sig .p{position:absolute;z-index:2;left:0;top:calc(19.3cqi + 20px)}
.frame{display:block;position:absolute;z-index:1;left:2.7%;top:calc(24cqi - 35px);width:95%;height:23.4cqi;border:2px solid var(--surface)}
.frame.svg{border:0}
.frame img{width:100%;height:100%;object-fit:contain;object-position:left top}
.hero-img{position:relative;margin:calc(12cqi - 100px) 0 0;z-index:3;pointer-events:none}
.hero-img img{display:block;width:100%;height:auto;filter:grayscale(1)}
@media(min-width:760px){
  .hero-stage{aspect-ratio:1344/520}
  .sig{font-size:16.6cqi}
  .sig .a{left:19.5%}
  .sig .p{top:60.4%}
  .frame{top:28.8%;width:72.6%;height:46.2%}
  .hero-img{position:absolute;inset:0;margin:0;overflow:hidden}
  .hero-img img{position:absolute;left:53.27%;top:calc(14.4% - 18.6cqi);width:56.55%;height:calc(85.6% + 22.32cqi);object-fit:contain;object-position:center bottom}
}

/* Images monochromes -> couleur au survol */
.mono img{filter:grayscale(1) contrast(1.05);transition:filter .6s var(--ease),transform .8s var(--ease)}
.mono:hover img,.pcard-btn:hover .mono img,.pcard-btn:focus-visible .mono img{filter:none;transform:scale(1.045)}
.pcard-btn:active .mono img{filter:none}

/* ===== Bandeau ===== */
.strip ul{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 16px;padding:22px var(--gut);border-block:1px solid var(--ui-border);font-size:12px;max-width:1600px;margin-inline:auto}
.strip li{white-space:nowrap}.strip li span{margin-right:8px}
.strip .scroll{text-align:right;grid-column:2}.strip .scroll a{transition:letter-spacing .3s}.strip .scroll a:hover{letter-spacing:.06em}
@media(min-width:900px){.strip ul{grid-template-columns:repeat(5,auto);justify-content:space-between}.strip .scroll{grid-column:auto}}

/* ===== Sections ===== */
.section{padding-block:clamp(56px,8vw,112px)}
.section .eyebrow{margin-bottom:20px}

/* ===== Projets : cartes ===== */
.pgrid{display:grid;grid-template-columns:1fr;gap:40px 16px}
@media(min-width:560px){.pgrid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.pgrid{grid-template-columns:repeat(3,1fr)}}
.pcard-btn{display:block;width:100%;padding:0;border:0;background:none;text-align:left;animation:rise .6s var(--ease) both}
.pgrid .pcard-btn:nth-child(3n+2){animation-delay:.06s}.pgrid .pcard-btn:nth-child(3n){animation-delay:.12s}
.pimg{display:block;aspect-ratio:17/10;overflow:hidden;background:#111;transition:transform .25s}
.pimg img{width:100%;height:100%;object-fit:cover}
.prow{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-top:20px}
.ptitle{font-size:clamp(28px,3vw,40px);font-weight:800;letter-spacing:-.03em;line-height:1.1;background:linear-gradient(currentColor,currentColor) 0 100%/0 3px no-repeat;transition:background-size .4s var(--ease)}
.pcard-btn:hover .ptitle,.pcard-btn:focus-visible .ptitle{background-size:100% 3px}
.pyear{font-style:normal;font-size:11px}
.pcats{display:block;margin-top:14px;padding-bottom:14px;border-bottom:1px solid var(--border);color:var(--text-muted);font-size:13px}
.pfoot{display:flex;justify-content:space-between;align-items:center;margin-top:14px;font-size:11px;font-weight:700}
.go{display:inline-flex;transition:transform .35s var(--ease)}
.pcard-btn:hover .go{transform:translate(4px,-4px)}
.pcard-btn:active .pimg{transform:scale(.985)}
.empty{grid-column:1/-1;color:var(--text-muted);padding:40px 0}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.more{margin-top:48px}

/* ===== Page Projets ===== */
.ph{padding-top:clamp(28px,4vw,48px);padding-bottom:clamp(56px,8vw,112px)}
.ph .eyebrow{margin-bottom:12px}
.ph-top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:20px 40px;margin-top:24px}
.ph-top h2{font-size:clamp(20px,2vw,24px);font-weight:800;letter-spacing:-.02em}
.ph-top p.muted{max-width:340px}
.chips2{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 24px}
.chips2 button{height:36px;padding:0 14px;border:1px solid var(--ui-border);background:transparent;font-size:12px;transition:background .2s,color .2s,transform .2s}
.chips2 button:hover{background:var(--bg-dark);transform:translateY(-2px)}
.chips2 button:active{transform:scale(.95)}
.chips2 button[aria-pressed=true]{background:var(--action);color:var(--on-action);border-color:var(--action);font-weight:700}
.listbar{display:flex;justify-content:space-between;gap:16px;padding:20px 0 24px;margin-bottom:8px;border-top:1px solid var(--border);font-size:11px;color:var(--text-muted)}

/* ===== Fiche projet (modale) ===== */
.pm{width:min(1344px,calc(100% - 2*var(--gut)));max-width:none;max-height:calc(100dvh - 32px);margin:auto;padding:0;border:0;background:var(--paper);color:var(--text);overflow:auto;animation:pop .3s var(--ease)}
.pm::backdrop{background:rgba(0,0,0,.65);animation:fade .25s}
.pm-in{display:grid}
@media(min-width:900px){.pm-in{grid-template-columns:1.25fr 1fr}}
.pm-left{padding:clamp(16px,2.4vw,24px)}
.pm-main{position:relative;aspect-ratio:3/2;max-height:56vh;width:100%;background:var(--bg-dark);overflow:hidden}
.pm-main img{width:100%;height:100%;object-fit:contain;animation:fade .35s}
.pm-nav{position:absolute;left:12px;top:12px;display:flex;gap:8px}
.pm-nav button{width:40px;height:40px;border:1px solid var(--ui-border);border-radius:50%;background:var(--paper);font-size:20px;line-height:1;transition:transform .2s,background .2s,color .2s}
.pm-nav button:hover{background:var(--action);color:var(--on-action);transform:scale(1.08)}
.pm-dots{position:absolute;left:0;right:0;bottom:12px;display:flex;justify-content:center;gap:8px}
.pm-dots button{width:8px;height:8px;padding:0;border:0;border-radius:50%;background:var(--ui-border);opacity:.5}
.pm-dots button[aria-current]{background:var(--text);opacity:1}
.pm-thumbs{display:flex;gap:8px;margin-top:12px;overflow-x:auto}
.pm-thumbs button{flex:0 0 auto;width:clamp(96px,12vw,158px);aspect-ratio:5/3;padding:0;border:1px solid var(--border);background:var(--bg-dark);overflow:hidden;transition:transform .2s}
.pm-thumbs button img{width:100%;height:100%;object-fit:cover;filter:grayscale(1);transition:filter .4s}
.pm-thumbs button:hover{transform:translateY(-2px)}
.pm-thumbs button:hover img,.pm-thumbs button[aria-current] img{filter:none}
.pm-thumbs button[aria-current]{border:2px solid var(--text)}
.pm-info{padding:clamp(20px,3vw,32px)}
.pm-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.pm-x{width:44px;height:44px;border:0;border-radius:50%;background:var(--action);color:var(--on-action);font-size:22px;line-height:1;transition:transform .3s var(--ease)}
.pm-x:hover{transform:rotate(90deg) scale(1.08)}.pm-x:active{transform:scale(.92)}
.pm-info h2{margin-top:20px;font-size:clamp(48px,7vw,96px);font-weight:900;letter-spacing:-.045em;line-height:.95}
.pm-cats{margin-top:20px;padding-bottom:20px;border-bottom:1px solid var(--border);font-size:13px}
.pm-d{margin-top:20px;display:grid;gap:12px;color:var(--text-muted);padding-bottom:20px}
.pm-dl>div{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-top:1px solid var(--border);font-size:12px}
.pm-dl dt{color:var(--text-muted)}.pm-dl dd{font-weight:700;text-align:right}
@keyframes pop{from{opacity:0;transform:translateY(16px) scale(.98)}to{opacity:1;transform:none}}
@keyframes fade{from{opacity:0}to{opacity:1}}

/* ===== À propos ===== */
.about{display:grid;gap:40px;align-items:center}
.about figure .mono{display:block;aspect-ratio:500/426;overflow:hidden;background:#111}
.about figure img{width:100%;height:100%;object-fit:cover}
.about figcaption{display:flex;justify-content:space-between;gap:12px;padding:10px 0 0;font-size:11px;color:var(--text-muted)}
.about .txt{display:grid;gap:20px;justify-items:start}
.about .txt .eyebrow{margin:0}
.lead{font-size:clamp(17px,1.5vw,20px);line-height:1.5}
.pills{font-size:12px;font-weight:700;display:flex;flex-wrap:wrap;gap:6px 0}
.pills li+li::before{content:"/";margin:0 8px;font-weight:400}
@media(min-width:900px){.about{grid-template-columns:5fr 7fr;gap:80px;align-items:start}.about .txt{padding-top:24px}}

/* ===== Contact ===== */
.contact{background:var(--surface);color:var(--on-surface);padding:clamp(40px,6vw,72px) 0}
.contact-row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}
.contact h2{margin-top:clamp(20px,4vw,48px);font-size:clamp(52px,11.5vw,168px);font-weight:800;letter-spacing:-.045em;line-height:.95}
.round{display:inline-flex;width:clamp(48px,8vw,112px);height:clamp(48px,8vw,112px);color:var(--on-surface);transition:transform .4s var(--ease)}
.round .ico{font-size:clamp(48px,8vw,112px);font-weight:300}
.round:hover{transform:translate(8px,-8px) scale(1.08)}
.contact-row.end{margin-top:clamp(24px,4vw,56px)}
.contact-row.end p{max-width:420px;font-size:14px}
.mail{font-size:clamp(16px,1.8vw,24px);background:linear-gradient(currentColor,currentColor) 0 100%/0 1.5px no-repeat;transition:background-size .4s var(--ease)}
.mail:hover{background-size:100% 1.5px}

/* ===== Pied de page ===== */
.site-footer{padding:clamp(40px,6vw,72px) 0 28px}
.site-footer hr{border:0;border-top:1px solid var(--border);margin:28px 0 0}
.foot-row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px 24px}
.brand-name{font-size:26px;font-weight:800;letter-spacing:-.02em}
.foot-links{display:flex;gap:24px;font-size:12px}
.foot-links a{display:inline-block;transition:opacity .2s,transform .2s}.foot-links a:hover{opacity:.55;transform:translateY(-2px)}
.foot-row.small{margin-top:24px;font-size:11px}
.legal-link{transition:opacity .2s}.legal-link:hover{opacity:.55}

/* ===== Mentions légales ===== */
.page-title{padding-top:clamp(24px,3vw,32px)}
.page-title>a{display:inline-block;transition:transform .25s}.page-title>a:hover{transform:translateX(-4px)}
.page-title .eyebrow{margin-top:24px}
.page-title h1{margin-top:24px;font-weight:900;letter-spacing:-.045em;line-height:.92;font-size:clamp(56px,11.5vw,160px)}
.notice{display:grid;gap:12px 40px;margin-top:40px;padding:28px 0;border-block:1px solid var(--ui-border)}
.notice p:first-child{font-size:clamp(18px,1.6vw,22px);font-weight:700;line-height:1.3}
.notice p+p{color:var(--text-muted);font-size:13px}
@media(min-width:900px){.notice{grid-template-columns:1fr 2.2fr}}
.legal{display:grid;gap:32px;padding-block:32px clamp(56px,8vw,112px)}
@media(min-width:900px){.legal{grid-template-columns:260px 1fr;gap:64px}}
.toc{align-self:start}
@media(min-width:900px){.toc{position:sticky;top:96px}}
.toc>p{font-size:11px;margin-bottom:8px}
.toc ol{display:grid}
.toc a{display:block;padding:8px 0;font-size:12px;transition:transform .2s,font-weight .2s}
.toc a:hover{transform:translateX(5px);font-weight:600}
.toc hr{border:0;border-top:1px solid var(--border);margin:16px 0}
.legal-sec{padding:32px 0;border-top:1px solid var(--border)}
.legal-sec h2{font-size:clamp(22px,2.2vw,28px);font-weight:800;letter-spacing:-.02em;margin-bottom:24px}
.legal-sec p{color:var(--text-muted);line-height:1.75}.legal-sec p+p{margin-top:16px}

@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}