@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--paper:#f2f2eb;--ink:#24372d;--muted:#667168;--line:#d2d6cb;--lime:#d9ed99}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:'DM Sans',sans-serif;font-size:16px}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #798c39;outline-offset:5px}button{cursor:pointer}header{height:100px;margin:0 5%;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:12px;font-size:15px;font-weight:800;letter-spacing:-.5px}.logo small{display:block;font-size:9px;letter-spacing:5px;margin-top:3px}.spark{font-size:48px;font-weight:400;line-height:1}nav{display:flex;align-items:center;gap:35px;font-size:13px}nav a:hover,.text-link:hover{opacity:.65}.nav-contact{border:1px solid var(--ink);padding:13px 18px;border-radius:30px}.nav-contact span{margin-left:24px}section{padding:85px 5%}.hero{padding-top:45px;padding-bottom:24px}.eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:600;display:flex;align-items:center;gap:10px}.dot{width:6px;height:6px;border-radius:50%;background:#6a8241;display:inline-block}.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:4%;align-items:center;margin-top:16px}.hero h1{font:500 clamp(48px,5.8vw,91px)/1.05 'Manrope',sans-serif;letter-spacing:-5px;margin:25px 0}em{font-style:normal;color:#788850}.hero-copy>p{font-size:19px;line-height:1.55;color:var(--muted);margin:28px 0}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;background:var(--ink);color:var(--paper);padding:17px 23px;border:0;border-radius:4px;font-size:13px}.button:hover{background:#405442}.signature{font-size:10px;letter-spacing:1.2px;margin-top:56px}.signature span{display:block;color:var(--muted);letter-spacing:0;font-size:12px;margin-top:7px}.model{min-width:0;background:#e7e9dd;border-radius:5px;padding:20px 24px 12px}.model-top,.model-bottom{display:flex;justify-content:space-between;align-items:center;font-size:9px;letter-spacing:1px}.model-top .dot{margin-left:8px}canvas{width:100%;height:310px;display:block}.model-bottom{font-size:12px;letter-spacing:0}.model-bottom button{background:none;border:1px solid #b9c1ab;border-radius:50%;height:29px;width:29px}.parameters{display:flex;gap:26px;margin-top:20px;border-top:1px solid #cbd1bd;padding-top:17px}.parameters label{width:50%;font-size:10px}.parameters output{float:right}.parameters input{width:100%;accent-color:#536b42;display:block;margin:12px 0}.model-note{font-size:9px;color:var(--muted);margin:8px 0}.hero-foot{border-top:1px solid var(--line);display:flex;justify-content:space-between;margin-top:55px;padding-top:21px;font-size:11px;color:var(--muted)}.hero-foot>span:last-child{font-size:9px;letter-spacing:1.5px}.hero-foot>span:last-child span{margin-left:25px}.intro{padding-top:105px;padding-bottom:105px}h2{font:500 clamp(32px,3.6vw,54px)/1.15 'Manrope',sans-serif;letter-spacing:-2px;margin:24px 0}h2>span{color:#85907a}.intro-bottom{display:grid;grid-template-columns:1fr 1fr;gap:8%;margin-top:32px;align-items:end}.intro-bottom p{color:var(--muted);line-height:1.8;font-size:15px;max-width:570px;margin:0}.text-link{font-size:13px;padding:12px 0;border-bottom:1px solid #9ca68d;display:flex;justify-content:space-between;max-width:290px}.intro-bottom .text-link{justify-self:end;width:100%}.projects{background:#e8eae1}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}.section-head h2{margin-bottom:0}.muted{font-size:12px;color:var(--muted);padding-bottom:5px}.featured{display:grid;grid-template-columns:1.5fr 1fr;background:#dce2d2;border-radius:5px;overflow:hidden}.archipelago{position:relative;display:flex;align-items:center;background:#cbd8ce;min-height:360px;overflow:hidden}.archipelago svg{width:100%;height:auto;transition:transform .5s}.featured:hover svg{transform:scale(1.035)}.image-label{position:absolute;left:25px;bottom:22px;font-size:8px;letter-spacing:2px}.featured-copy{padding:45px}.featured-copy h3{font:500 43px/1.1 'Manrope',sans-serif;letter-spacing:-2px;margin:25px 0}.featured-copy p{font-size:14px;line-height:1.7;color:#546355}.featured-copy small{display:block;font-size:9px;color:var(--muted);margin-top:24px}.film-heading{display:flex;justify-content:space-between;align-items:center;margin:50px 0 20px}.film-heading h3{font-size:18px;font-weight:500}.film-heading>span{font-size:9px;letter-spacing:1.4px}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px 24px}.video-card{border:0;text-align:left;background:none;padding:0;color:var(--ink)}.thumbnail{position:relative;aspect-ratio:16/9;overflow:hidden;background:#d0d8ca;border-radius:4px;display:flex;align-items:center;justify-content:center}.thumbnail img{width:100%;height:100%;object-fit:cover;transition:transform .4s;filter:saturate(.65)}.video-card:hover img{transform:scale(1.04);filter:saturate(1)}.play{position:absolute;border-radius:50%;background:#f2f2ebeb;width:42px;height:42px;display:grid;place-items:center;font-size:13px}.video-caption{display:flex;justify-content:space-between;gap:10px;font-size:12px;padding:13px 0;line-height:1.5}.video-caption small{font-size:9px;color:var(--muted);padding-top:2px}.service-lead{font-size:14px;line-height:1.6;color:var(--muted)}details{border-top:1px solid var(--line)}summary{display:flex;align-items:center;gap:35px;cursor:pointer;padding:24px 0;list-style:none}summary::-webkit-details-marker{display:none}.number{font-size:10px;color:var(--muted)}summary h3{font:500 26px 'Manrope',sans-serif;letter-spacing:-.8px;margin:0}.plus{margin-left:auto;font-size:25px;font-weight:400}details[open] .plus{transform:rotate(45deg)}.service-body{margin:0 0 30px 50px;max-width:720px}.service-body p{color:var(--muted);line-height:1.8;font-size:14px;margin-top:0}.service-body>span{font-size:9px;letter-spacing:1px}.services-foot{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding-top:25px;font-size:10px;color:var(--muted)}.contact{background:var(--ink);color:var(--paper)}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:12%;align-items:center}.contact h2{font-size:clamp(44px,5.5vw,78px);letter-spacing:-3px}.contact em{color:var(--lime)}.contact p{font-size:14px;line-height:1.7;color:#c0c8bd}.phone{display:inline-block;margin-top:15px;font-size:16px}form{padding-top:20px}form label{display:block;font-size:11px;margin:20px 0 12px}select,textarea{width:100%;border:1px solid #6a796b;border-radius:3px;padding:15px;background:#314337;color:var(--paper);font-size:13px}textarea{resize:vertical}textarea::placeholder{color:#abb9a9}form .button{background:var(--lime);color:var(--ink);width:100%;margin-top:18px}form .form-note{font-size:10px;color:#c0c8bd}.email{display:block;font-size:12px;margin-top:22px;overflow-wrap:anywhere}footer{padding:35px 5%;display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:10px;color:var(--muted)}footer .logo{color:var(--ink);font-size:11px}footer .spark{font-size:35px}footer .logo small{font-size:7px}dialog{border:0;border-radius:5px;background:var(--paper);color:var(--ink);padding:20px;width:min(900px,94vw)}dialog::backdrop{background:#132319cf}#close-player{display:block;margin:0 0 15px auto;border:0;background:none;color:var(--ink)}#frame iframe{width:100%;aspect-ratio:16/9;border:0}dialog p,dialog a{font-size:13px}.skip{position:fixed;top:-100px;background:white;padding:15px;z-index:10}.skip:focus{top:0}@media(min-width:1600px){header,main,footer{max-width:1600px;margin-left:auto;margin-right:auto}}@media(max-width:800px){header{height:80px}nav{gap:18px}nav>a:not(.nav-contact){display:none}.hero-grid{grid-template-columns:1fr;gap:35px}.hero h1{font-size:64px;letter-spacing:-3px}.hero-copy>p{font-size:17px}.signature{margin-top:30px}.model{max-width:100%;}canvas{height:280px}.hero-foot{margin-top:30px}.hero-foot>span:last-child{display:none}section{padding:60px 6%}.intro-bottom{grid-template-columns:1fr;gap:25px}.intro-bottom .text-link{justify-self:start}.section-head{display:block}.muted{display:block;margin-top:18px}.featured{grid-template-columns:1fr}.archipelago{min-height:260px}.featured-copy{padding:30px}.featured-copy h3{font-size:36px}.video-grid{grid-template-columns:1fr 1fr;gap:22px 16px}.contact-grid{grid-template-columns:1fr;gap:20px}.contact h2{font-size:56px}.services-foot{flex-direction:column}.service-body{margin-left:0}summary{gap:20px}summary h3{font-size:21px}footer{flex-wrap:wrap}footer>span{width:45%}h2{letter-spacing:-1.5px}.film-heading>span{font-size:8px}}@media(max-width:400px){.hero h1{font-size:51px}.video-grid{grid-template-columns:1fr}.logo{font-size:12px}.nav-contact{padding:10px}.nav-contact span{margin-left:8px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* Charte Moving Spark : sable, liège, sauge et vert profond. */
:root{--paper:#f5f2eb;--ink:#24453d;--muted:#65766b;--line:#d7d3c8;--lime:#d4c5a6}em{color:#987958}.dot{background:#a48c6b}.logo img{display:block;width:110px;height:110px;object-fit:contain;mix-blend-mode:multiply}header{height:130px}footer .logo img{width:100px;height:100px}.flow-panel{position:relative;background:#192d27;color:#d4c5a6;border-radius:6px;overflow:hidden;min-width:0}.flow-top{position:absolute;top:22px;left:24px;right:24px;display:flex;justify-content:space-between;gap:15px;font-size:8px;letter-spacing:1.3px;pointer-events:none;z-index:1}.flow-top span{background:#192d27ba;padding:5px}#flow{width:100%;height:470px;cursor:crosshair;touch-action:none;display:block}.flow-bottom{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;border-top:1px solid #466052;font-size:12px;gap:10px}.flow-bottom small{display:block;margin-top:5px;color:#9cad99;font-size:10px}.flow-bottom>div{display:flex;gap:8px}.flow-bottom button{background:none;border:1px solid #789080;color:#d4c5a6;border-radius:25px;padding:9px 13px;font-size:11px}.hero h1{letter-spacing:-4px}.projects{background:#e8e8dd}.featured{background:#dadfcf}.archipelago{background:#cad4c8}.contact{background:linear-gradient(90deg,#193d35f5,#193d35dd),url('assets/charte.png') center 65%/cover}.contact em{color:#d4c5a6}.intro{background:linear-gradient(90deg,#f5f2ebf2,#f5f2ebed),url('assets/charte.png') center 35%/cover}.service-universe{display:grid;grid-template-columns:1.15fr 1fr;align-items:center;gap:7%;margin:45px 0 55px}.sphere-wrap{min-width:0}.sphere{position:relative;width:100%;aspect-ratio:1;max-width:550px;margin:auto}.sphere-skin{position:absolute;inset:9%;border-radius:50%;border:1px solid #8da292;background:radial-gradient(circle at 30% 25%,#dcdac3 0%,#93a391 42%,#426354 78%,#23473d 100%);box-shadow:inset -15px -15px 45px #193b3544,0 24px 55px #324c3112;overflow:hidden}.sphere-skin:before,.sphere-skin:after,.sphere-skin i{content:'';position:absolute;inset:0;border:1px solid #f5f2eb55;border-radius:50%}.sphere-skin:before{transform:scaleX(.4)}.sphere-skin:after{transform:scaleX(.75)}.sphere-skin i:nth-child(1){transform:scaleY(.3)}.sphere-skin i:nth-child(2){transform:scaleY(.7)}.sphere-skin i:nth-child(3){transform:rotate(45deg) scaleX(.5)}.sphere-skin i:nth-child(4){transform:rotate(-45deg) scaleX(.5)}.sphere-skin i:nth-child(5){inset:13%;border-color:#ffffff20}.sphere-core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);color:#f5f2eb;text-align:center;font-size:10px;letter-spacing:3px;line-height:2}.sphere-core strong{font-size:24px;font-weight:500;letter-spacing:2px}.service-node{position:absolute;transform:translate(-50%,-50%);border:1px solid #b8bdab;background:#f5f2ebf5;color:#24453d;padding:11px 15px;border-radius:30px;font-size:12px;white-space:nowrap;box-shadow:0 4px 15px #193b3510;transition:background .2s,color .2s}.service-node:hover{background:#e4d6bc}.service-node[aria-pressed=true]{background:#24453d;color:#f5f2eb;border-color:#24453d}.sphere-hint{text-align:center;font-size:10px;color:var(--muted);margin-top:10px}.service-detail{border-top:1px solid #a48c6b;padding:30px 0;min-height:380px}.service-detail h3{font:500 34px/1.2 'Manrope',sans-serif;letter-spacing:-1px;margin:22px 0}.service-detail>p{font-size:15px;line-height:1.8;color:var(--muted)}.service-detail h4{font-size:10px;letter-spacing:1px;text-transform:uppercase;margin-top:28px}.service-detail ul{padding-left:17px;font-size:13px;color:var(--muted);line-height:1.7}.service-detail li{margin:10px 0}.service-detail .text-link{margin-top:26px} @media(max-width:800px){header{height:105px}.logo img{width:90px;height:90px}#flow{height:390px}.hero h1{letter-spacing:-3px}.service-universe{grid-template-columns:1fr;gap:25px}.sphere{max-width:460px}.service-detail{min-height:0}.flow-top{font-size:7px;left:15px;right:15px}.flow-bottom{padding:15px}.service-node{font-size:10px;padding:10px 12px}.sphere-core strong{font-size:20px}}@media(max-width:400px){.service-node{font-size:9px;padding:9px}.sphere-core strong{font-size:18px}#flow{height:350px}.flow-top{letter-spacing:.7px}.hero h1{font-size:50px}}
/* Essai : exploration en arrière-plan, sans capter les clics ni le défilement. */
body{isolation:isolate}#flow{position:fixed;inset:0;width:100%;height:100dvh;z-index:-1;opacity:.54;pointer-events:none;touch-action:auto;cursor:default}header,main,footer{position:relative}.hero-grid{display:block;margin-top:35px}.hero-copy{max-width:1000px}.hero h1{font-size:clamp(52px,7.7vw,112px);line-height:1.04}.hero{padding-top:55px}.hero-copy>p{margin:28px 0}.signature{margin-top:40px}.hero-foot{margin-top:50px}.intro{background:#f5f2eb55}.projects{background:#e8e8ddaa}.services{background:#f5f2eb15}.service-detail{background:#f5f2eb8c;padding:30px 22px}.ambient-controls{position:fixed;bottom:16px;right:18px;z-index:5;display:flex;align-items:center;gap:10px;padding:7px 9px 7px 13px;background:#f5f2ebed;border:1px solid #d7d3c8;border-radius:30px;box-shadow:0 3px 14px #24453d0a;font-size:10px;color:#52695d}.ambient-controls button{border:0;background:transparent;color:#24453d;font-size:11px;padding:7px 8px;border-radius:20px}.ambient-controls button:hover{background:#e4dece}footer{padding-bottom:80px}@media(max-width:800px){#flow{height:100dvh;opacity:.48}.hero h1{font-size:clamp(48px,9vw,72px)}.hero-grid{margin-top:25px}.hero{padding-top:35px}.service-detail{padding:25px 5px}.ambient-controls{right:12px;bottom:10px}.hero-copy{max-width:100%}}@media(prefers-reduced-motion:reduce){#flow{opacity:.45}}
/* Rotation douce de la trame ; les services restent fixes. */
.sphere-skin::before,.sphere-skin::after,.sphere-skin i{animation:sphere-grid-turn 48s linear infinite;will-change:rotate}
.sphere-skin::after{animation-duration:64s;animation-direction:reverse}
.sphere-skin i:nth-child(even){animation-duration:56s}
.sphere:hover .sphere-skin::before,.sphere:hover .sphere-skin::after,.sphere:hover .sphere-skin i,.sphere:focus-within .sphere-skin::before,.sphere:focus-within .sphere-skin::after,.sphere:focus-within .sphere-skin i{animation-play-state:paused}
@keyframes sphere-grid-turn{from{rotate:0deg}to{rotate:360deg}}
@media(prefers-reduced-motion:reduce){.sphere-skin::before,.sphere-skin::after,.sphere-skin i{animation:none;will-change:auto}}

/* Animations automatiques demandées ; pause du fond disponible. */
@media(prefers-reduced-motion:reduce){.sphere-skin::before,.sphere-skin::after,.sphere-skin i{animation:sphere-grid-turn 64s linear infinite;will-change:rotate}#flow{opacity:.45}}
.archipelago img{display:block;width:100%;height:auto;object-fit:contain;transition:transform .6s}.featured:hover .archipelago img{transform:scale(1.025)}
/* Four compact, accessible language links, including real SVG flags on Windows. */
header{gap:28px}header nav{margin-left:auto}.language-switch{display:flex;gap:5px;align-items:center}.language-switch a{display:flex;flex-direction:column;align-items:center;gap:4px;padding:7px 6px;border:1px solid transparent;border-radius:5px;font-size:8px;letter-spacing:.6px}.language-switch a[aria-current=page]{border-color:#a48c6b;background:#e9e0d040}.language-switch a:hover{background:#ded8c7}.language-switch svg{border-radius:2px;box-shadow:0 0 0 1px #24453d18}html:not([lang=fr]) .service-node{font-size:10px;padding:10px 12px}html:not([lang=fr]) .hero h1{font-size:clamp(48px,7vw,100px)}@media(max-width:950px){header{gap:12px}header nav{gap:15px}}@media(max-width:600px){header{flex-wrap:wrap;height:auto;min-height:122px;padding:8px 0 12px;gap:0}.logo img{width:76px;height:76px}header nav{order:2;margin-left:0}.nav-contact{font-size:11px;padding:10px 12px}.language-switch{margin-left:auto;gap:2px}.language-switch a{padding:7px 5px}.language-switch svg{width:21px;height:14px}html:not([lang=fr]) .service-node{font-size:9px;padding:9px 7px}html:not([lang=fr]) .hero h1{font-size:clamp(43px,9vw,64px)}}

/* One scrolling engine; continuous sphere animation, including hover and focus. */
html{scroll-behavior:auto!important}
.sphere .sphere-skin::before,.sphere .sphere-skin::after,.sphere .sphere-skin i{animation:sphere-grid-turn 36s linear infinite!important;animation-play-state:running!important;will-change:rotate}
.sphere .sphere-skin::after{animation-direction:reverse!important;animation-duration:48s!important}