:root{color-scheme:dark;--bg:#0b1018;--surface:#131e2c;--text:#f3f5f9;--muted:#adb9ca;--orange:#ff914d;--blue:#86b5f4;--line:#ffffff24;--gutter:clamp(1.25rem,5vw,6rem)}*{box-sizing:border-box}body{margin:0;font:1rem/1.65 system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}[hidden]{display:none!important}.skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.skip:focus{position:fixed;z-index:10;background:#000;padding:1rem}.preview{display:flex;justify-content:space-between;gap:1rem;background:#20334d;padding:.55rem var(--gutter);font-size:.75rem;letter-spacing:.04em}.preview>div{display:flex;gap:1.5rem}.preview a{text-decoration:underline;text-underline-offset:4px}header{display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:.85rem var(--gutter);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:.5rem;line-height:1.35;letter-spacing:.09em;font-size:.8rem}.brand img{object-fit:contain}nav{display:flex;align-items:center;gap:2rem;font-size:.875rem}nav a[aria-current]{color:var(--orange)}nav a:last-child{padding:.6rem 1.3rem;border:1px solid var(--line);border-radius:99px}nav a:hover,.text-link:hover{color:var(--orange)}.hero{position:relative;isolation:isolate;min-height:calc(100svh - 120px);padding:1.5rem var(--gutter);display:flex;flex-direction:column;justify-content:space-between}.hero-image,.hero-shade{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}.hero-shade{z-index:-1;background:linear-gradient(90deg,#09111de8 0%,#09111d88 44%,#09111d0a 100%),linear-gradient(0deg,#09111da8,transparent 35%)}.hero-top,.hero-bottom{display:flex;justify-content:space-between;gap:1rem;align-items:center;font-size:.75rem;letter-spacing:.09em}.badge{border:1px solid #ffffff66;border-radius:99px;padding:.5rem 1rem}.hero-copy{padding:3.5rem 0}.eyebrow{color:var(--orange);font-size:.75rem;letter-spacing:.12em;font-weight:650;margin:0 0 1.5rem}h1{font-size:clamp(3.3rem,7.5vw,9rem);line-height:.99;font-weight:700;letter-spacing:-.055em;margin:0 0 2rem}em{font-style:normal;color:var(--orange)}.hero-copy>p:not(.eyebrow){font-size:clamp(1rem,1.5vw,1.35rem);color:#e5eaf2}.actions{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2rem}.button,.outline{display:inline-flex;align-items:center;justify-content:center;border-radius:99px;padding:.9rem 1.5rem;font-size:.875rem;font-weight:650;border:1px solid var(--orange);background:var(--orange);color:#111b2b;transition:transform .2s}.outline{background:#0b101855;border-color:#ffffff66;color:#fff}.button:hover,.outline:hover{transform:translateY(-3px)}.ribbon{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.5rem var(--gutter);border-bottom:1px solid var(--line);font-size:.875rem;letter-spacing:.08em}.ribbon i{font-style:normal;color:var(--orange);font-size:1.5rem}.section{padding:clamp(3.5rem,7vw,8rem) var(--gutter)}h2{font-size:clamp(2.1rem,4.3vw,5rem);line-height:1.08;letter-spacing:-.045em;margin:0 0 1.5rem}h3{font-size:1.2rem;line-height:1.3}.heading{display:flex;justify-content:space-between;align-items:end;gap:3rem;margin-bottom:3rem}.heading>p{max-width:27rem;color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem}.art{display:flex;flex-direction:column;justify-content:space-between;min-height:340px;padding:1.6rem;border-radius:7px;background:#284b76;transition:transform .3s;overflow:hidden}.art>span{font-size:.75rem;letter-spacing:.05em}.art strong{display:block;font-size:clamp(2rem,3.2vw,4rem);letter-spacing:-.04em;line-height:1.1;margin-block:2rem}.fest .art{background:#ff914d;color:#1b2d46}.fest .art em{color:#fff}.immo .art{background:linear-gradient(#152c4777,#152c47bb)}.technique .art{background:#c6dcf7;color:#203c61}.card:hover .art{transform:translateY(-6px)}.card p{color:var(--muted);margin-top:.5rem}.card h3{margin-bottom:0}.process,.offer{background:var(--surface);border-block:1px solid var(--line)}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;margin-top:3rem}.steps article{border-top:1px solid var(--line);padding-top:1.5rem}.steps article>span{font-size:.8rem;color:var(--orange)}.steps p{color:var(--muted)}.text-link{border-bottom:1px solid var(--orange);padding-bottom:.5rem;display:inline-block}.cta{text-align:center;background:radial-gradient(ellipse at bottom,#31538455,transparent 70%)}.cta h2{margin-bottom:2.5rem}.page-intro{padding-bottom:3rem}.page-intro h1{font-size:clamp(3rem,6vw,7rem)}.intro{font-size:1.2rem;max-width:45rem;color:var(--muted)}.notice,.small{font-size:.875rem;color:var(--muted);max-width:48rem}.notice{padding:1rem 1.2rem;border-left:2px solid var(--orange);background:var(--surface)}.portfolio-content{padding-top:1rem}.filters{display:flex;flex-wrap:wrap;gap:.75rem}.filters button{background:transparent;border:1px solid var(--line);border-radius:99px;color:var(--text);padding:.65rem 1.2rem}.filters button[aria-pressed=true]{background:var(--orange);color:#111b2b;border-color:var(--orange)}.preview-open{display:block;width:100%;border:0;padding:0;color:inherit;background:none;text-align:left}.card-title{font-size:1.3rem;margin:1.4rem 0 .5rem;line-height:1.3}.preview-open .art{min-height:350px}.preview-open .art strong{font-size:clamp(1.6rem,2.5vw,3rem)}dialog{background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:12px;padding:clamp(1.5rem,4vw,3rem);width:min(680px,calc(100% - 2rem));max-height:85svh}dialog::backdrop{background:#000b;backdrop-filter:blur(8px)}dialog h2{font-size:2.5rem}.close-dialog{display:block;margin:0 0 2rem auto;background:none;border:1px solid var(--line);color:white;border-radius:99px;padding:.5rem 1rem}.faq{max-width:1100px;margin:auto}.faq details{border-bottom:1px solid var(--line);padding:1.3rem 0}.faq summary{cursor:pointer;font-size:1.1rem}.faq details p{color:var(--muted)}.about-grid,.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:8%;padding-top:1rem}.identity-art{background:radial-gradient(ellipse,#31538488,transparent),var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:8px;min-height:400px}.identity-art img{width:80%;max-width:400px}.identity-art span{font-size:.75rem;letter-spacing:.12em;padding:1rem}.about-grid>div>p{color:var(--muted)}.contact-link{display:block;font-size:clamp(1rem,1.6vw,1.6rem);margin:1rem 0;overflow-wrap:anywhere;color:var(--blue)}form{padding:2rem;background:var(--surface);border-radius:8px}label{display:block;margin-bottom:.5rem;font-size:.875rem}input,select,textarea{display:block;width:100%;border:1px solid #ffffff40;background:var(--bg);color:var(--text);padding:.8rem;border-radius:5px;margin-bottom:1.5rem}textarea{resize:vertical}footer{border-top:1px solid var(--line);padding:3rem var(--gutter);background:#080c12}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:3rem}.footer-grid p{color:var(--muted);max-width:26rem}.footer-grid h3{font-size:.875rem;color:var(--orange);margin-top:0}.footer-grid a{display:block;margin:.6rem 0;font-size:.875rem}.footer-bottom{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:2rem;padding-top:1rem;color:var(--muted);font-size:.75rem}.project-specs{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:1.5rem 0}.project-specs span{display:block;color:var(--muted);font-size:.875rem}
@media(max-width:850px){header{flex-wrap:wrap;gap:1rem}nav{gap:1.2rem;flex-wrap:wrap}.hero-top>span:first-child{display:none}.hero-bottom{flex-wrap:wrap}.heading{flex-direction:column;align-items:flex-start;gap:1rem}.cards{grid-template-columns:1fr}.art{min-height:320px}.art strong{font-size:3rem}.steps{grid-template-columns:1fr 1fr}.about-grid,.contact-grid{grid-template-columns:1fr;gap:3rem}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.preview{flex-wrap:wrap}.preview-open .art strong{font-size:2.5rem}}
@media(max-width:480px){nav{gap:.8rem;font-size:.8rem}nav a:last-child{padding:.4rem .75rem}.hero-copy{padding-block:3rem}.hero-top,.hero-bottom{font-size:.65rem}.ribbon{flex-wrap:wrap;font-size:.7rem;justify-content:center}.steps{grid-template-columns:1fr}.art strong{font-size:2.5rem}.actions{flex-direction:column;align-items:flex-start}form{padding:1.25rem}.project-specs{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* Révision 3-2 — changements demandés dans la revue. */
.badge{text-align:center;line-height:1.5}
.ribbon{position:relative;display:block;overflow:hidden;padding:1.5rem 0;padding-right:4rem}
.ribbon-track{display:flex;width:max-content;animation:ribbon-scroll 24s linear infinite}
.ribbon-group{display:flex;align-items:center;justify-content:space-around;gap:3rem;flex:none;min-width:100vw;padding:0 2rem}
.ribbon-toggle{position:absolute;right:.75rem;top:50%;transform:translateY(-50%);width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:var(--bg);color:var(--text)}
.ribbon.paused .ribbon-track,.ribbon:hover .ribbon-track,.ribbon:focus-within .ribbon-track{animation-play-state:paused}
@keyframes ribbon-scroll{to{transform:translateX(-50%)}}
.steps-five{grid-template-columns:repeat(5,minmax(0,1fr));gap:1.5rem}
.steps-five article>span{display:block;min-height:3.2em}
.certification{padding:1.25rem;border:1px solid var(--blue);border-left:4px solid var(--orange);border-radius:6px;background:var(--surface);font-weight:600;color:var(--text)!important}
.gallery-row{margin:3.5rem 0 5rem;min-width:0}
.gallery-row>h2{font-size:clamp(1.5rem,2.7vw,2.6rem);letter-spacing:-.035em}
.gallery-track{display:flex;gap:1.5rem;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 0 1.5rem}
.gallery-track>.card{flex:0 0 min(100%,520px);scroll-snap-align:start;min-width:0}
@media(max-width:1100px){.steps-five{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:850px){.steps-five{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:480px){.steps-five{grid-template-columns:1fr}.ribbon{font-size:.875rem}.ribbon-group{gap:2rem}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}}
@media(prefers-reduced-motion:reduce){.ribbon-track{animation:none}.ribbon{overflow:auto;padding-right:0}.ribbon-group[aria-hidden],.ribbon-toggle{display:none}}
.home-categories{grid-template-columns:repeat(4,minmax(0,1fr))}.home-categories .art{padding:1.25rem}.home-categories .art strong{font-size:clamp(1.8rem,2.6vw,3.5rem)}.editing .art{background:#20334d;color:#fff}.editing .art em{color:#ff914d}.gallery-heading{display:flex;align-items:center;justify-content:space-between;gap:1rem}.gallery-heading h2{font-size:clamp(1.5rem,2.7vw,2.6rem)}.gallery-controls{display:flex;gap:.5rem;flex-shrink:0}.gallery-controls button{width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:var(--surface);color:var(--text)}.gallery-track>.card{flex-basis:min(85%,440px)}.project-media{position:relative;aspect-ratio:16/10;border-radius:7px;overflow:hidden;background:var(--surface)}.project-media img,.project-media video,.media-fallback{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.media-fallback{display:flex;flex-direction:column;justify-content:space-between;padding:1.4rem;background:#20334d;color:#fff}.media-fallback strong{font-size:2rem;line-height:1.2}.media-fallback span{font-size:.875rem}.project-media video{opacity:0;pointer-events:none}.project-media.playing video{opacity:1;pointer-events:auto}.play-preview{position:absolute;right:1rem;bottom:1rem;border-radius:99px;padding:.55rem .8rem;background:#ff914d;color:#172b45;border:0}.playing .play-preview{display:none}.media-status:not(:empty){position:absolute;bottom:0;left:0;right:0;margin:0;background:#172b45ed;color:white;padding:.5rem 1rem;font-size:.875rem}.media-status:not(:empty)~button{display:none}.card>.preview-open{width:auto;font-size:.875rem;color:var(--text);padding:.5rem 0}.gallery-controls button:disabled{opacity:.4;cursor:default}@media(max-width:1100px){.home-categories{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.home-categories{grid-template-columns:1fr}.gallery-heading{align-items:flex-start;flex-direction:column}.home-categories .art strong{font-size:2.5rem}}

/* Point centré sur les deux lignes de certification. */
.badge{display:inline-flex;align-items:center;gap:.65rem}.badge-dot{flex-shrink:0;line-height:1}
/* V3-3 : portfolio sans filtre et carrousels en boucle. */
.gallery-window{position:relative;width:100%;max-width:none;--media-height:275px}.gallery-track{position:relative;scroll-snap-type:none;scrollbar-width:none;overscroll-behavior-x:contain;padding-top:0}.gallery-track::-webkit-scrollbar{display:none}.gallery-controls{position:absolute;inset:0;pointer-events:none;z-index:3}.gallery-controls button{position:absolute;top:calc(var(--media-height)/2);transform:translateY(-50%);pointer-events:auto;background:var(--bg);box-shadow:0 2px 12px #0004}.gallery-controls button[data-direction="-1"]{left:-22px}.gallery-controls button[data-direction="1"]{right:-22px}.project-media .media-fallback{background:var(--surface)}.project-media .play-preview{inset:0;width:100%;height:100%;border:0;border-radius:0;padding:0;background:transparent;color:white;z-index:2;display:block}.project-media .play-preview span{display:none}.project-media.playing video{pointer-events:none}.project-media .play-preview:focus-visible{outline:3px solid var(--orange);outline-offset:-5px}.project-media .play-preview:focus-visible span{display:inline-block;background:#172b45cc;padding:.5rem 1rem;border-radius:99px}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip-path:inset(50%)!important;white-space:nowrap!important;border:0!important}.gallery-heading h2{scroll-margin-top:2rem}@media(hover:none){.project-media:not(.playing) .play-preview span{display:inline-block;background:#172b4599;padding:.5rem 1rem;border-radius:99px}}@media(max-width:650px){.gallery-controls button[data-direction="-1"]{left:-12px}.gallery-controls button[data-direction="1"]{right:-12px}}

/* Largeur complète avec assez de cartes pour conserver la boucle. */
.gallery-window .gallery-track>.card{flex-basis:min(85%,max(440px,40%))}

/* Retour à l’accueil dans le menu des pages intérieures. */
header nav .home-link{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding:.5rem}header nav .home-link svg{display:block;flex-shrink:0}@media(max-width:800px){header.mobile-nav-ready.menu-open nav .home-link{display:flex;justify-content:flex-start}}

/* Même colonne de texte pour les deux offres, sans compression par le titre. */
.offer>.heading{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);align-items:end;gap:3rem}
.offer>.heading>h2{min-width:0;overflow-wrap:break-word}
.offer>.heading>p{width:100%;max-width:27rem;justify-self:end}
@media(max-width:850px){.offer>.heading{grid-template-columns:minmax(0,1fr);gap:1rem}.offer>.heading>p{justify-self:start}}

/* Essais de vidéo en fond de héros. */
.hero-video{pointer-events:none}.hero-copy .hero-title{font-size:clamp(3.3rem,7.5vw,9rem);line-height:.99;font-weight:700;letter-spacing:-.055em;margin:0 0 2rem}.hero-video-toggle{padding:.5rem 1rem;min-height:44px}.hero-video-section .hero-bottom{flex-wrap:wrap}

.hero-video-controls{display:flex;align-items:center;flex-wrap:wrap;gap:.5rem}.hero-video-controls .outline{min-height:44px;padding:.5rem 1rem}.hero-video-controls button:disabled{opacity:.5;cursor:default}

/* Commandes vidéo compactes : icônes et libellés au survol/focus. */
.hero-video-controls .outline{position:relative;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;min-height:44px;padding:0;flex-shrink:0}
.hero-video-controls svg{display:block;flex-shrink:0}
.hero-video-controls [aria-pressed="false"] .icon-on,.hero-video-controls [aria-pressed="true"] .icon-off{display:none}
.hero-video-controls button::after{content:attr(aria-label);position:absolute;bottom:calc(100% + 10px);right:0;width:max-content;max-width:240px;padding:.5rem .7rem;border-radius:5px;background:#111b2b;color:#fff;font:500 .875rem/1.4 system-ui;letter-spacing:normal;text-transform:none;pointer-events:none;opacity:0;visibility:hidden;z-index:5}
.hero-video-controls button:hover::after,.hero-video-controls button:focus-visible::after{opacity:1;visibility:visible}
@media(max-width:480px){.hero-video-controls button::after{right:auto;left:0;max-width:180px}}

/* Vidéos décoratives derrière les textes des quatre catégories. */
.home-categories .art{position:relative;isolation:isolate}
.home-categories .category-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none;opacity:0;z-index:0}
.home-categories .art.category-video-ready .category-video{opacity:1}
.home-categories .art::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#07111b99,#07111b66 45%,#07111bcc);pointer-events:none;z-index:1;opacity:0}
.home-categories .art.category-video-ready::after{opacity:1}
.home-categories .art>span,.home-categories .art>strong{position:relative;z-index:2}
:root .home-categories .art.category-video-ready>span,:root .home-categories .art.category-video-ready>strong{color:#fff;text-shadow:0 1px 8px #0008}
:root .home-categories .art.category-video-ready em{color:#ffb17f}

/* L’atelier : photo carrée, sans modifier la variante logo partagée. */
.about-grid .identity-art-photo {
  position: relative;
  align-self: start;
  aspect-ratio: 1;
  min-height: 0;
  padding: 0;
  overflow: hidden;
}
.about-grid .identity-art-photo img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center;
}
.about-grid .identity-art-photo span {
  position: absolute;
  inset: auto 0 0;
  text-align: center;
  color: #fff;
  background: linear-gradient(transparent, #000b);
  padding: 2rem 1rem 1rem;
}