html{scroll-behavior:smooth;scroll-padding-top:24px}a{color:inherit}header{padding:24px 0}.header{display:flex;align-items:center;gap:32px}.brand{display:flex;align-items:center;gap:18px;text-decoration:none;font-size:26px;font-weight:700;line-height:1;letter-spacing:-.025em;flex-shrink:0}.brand i{width:15px;height:29px;background:var(--color-lime);transform:skew(-30deg)}.brand small{display:block;font-size:10px;letter-spacing:.5em;text-align:center;margin-top:7px}nav{display:flex;justify-content:center;gap:28px;flex:1}nav a,.contact-nav{font-size:var(--text-small);text-decoration:none}.contact-nav{border-left:1px solid #ffffff30;padding-left:24px}#menu{display:none}.hero{position:relative;min-height:620px;display:flex;align-items:center;overflow:hidden}.hero-photo{position:absolute!important;right:0;inset-block:0;width:63%;aspect-ratio:auto!important}.hero:after{content:'';position:absolute;inset:0;background:linear-gradient(120deg,#18324b55,transparent 65%),var(--color-navy);clip-path:polygon(0 0,52% 0,31% 100%,0 100%)}.hero-copy{position:relative;z-index:1;padding-block:80px;pointer-events:none}.hero-copy>*{max-width:540px;pointer-events:auto}.hero h1{margin:24px 0}.hero .body-copy{max-width:440px}.theme-dark .eyebrow{color:#a9c9ea}.actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:32px}.crop{position:relative;overflow:hidden;background:#dce3e9}.crop img{position:absolute;max-width:none;height:auto;display:block}.reassurance{background:var(--color-surface)}.reassurance .container{display:grid;grid-template-columns:repeat(3,1fr);padding-block:24px;gap:24px}.reassurance span{text-align:center;font-size:var(--text-small);font-weight:700}.reassurance span+span{border-left:1px solid var(--color-border)}.center{text-align:center}.accent{color:#689300}.three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:40px}.two{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}.photo-card{position:relative;display:block;overflow:hidden;border-radius:4px;text-decoration:none}.categories .crop{aspect-ratio:1/1.08!important}.photo-card h3{position:absolute;bottom:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;gap:12px;color:white;background:linear-gradient(transparent,#101d32c9);padding:48px 24px 24px}.photo-card h3 span{border:1px solid #ffffffa0;border-radius:50%;width:36px;height:36px;display:grid;place-items:center;flex-shrink:0}.custom{display:grid;grid-template-columns:1.1fr .85fr .7fr}.custom-copy{padding:64px 40px 64px max(32px,calc((100vw - 1200px)/2))}.custom-copy .button{margin-top:32px}.custom-photo{aspect-ratio:auto!important;min-height:490px}.colors{background:var(--color-surface);color:var(--color-navy);padding:64px 32px;display:flex;flex-direction:column;justify-content:center;gap:32px}.swatches{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:240px}.swatches span{aspect-ratio:1;border-radius:50%}.colors .eyebrow{color:var(--color-navy)}.section>.container>.eyebrow{margin-bottom:16px;color:var(--color-muted)}.products article{background:var(--color-surface);border-radius:4px;overflow:hidden}.products .crop{aspect-ratio:1.3!important}.product-copy{padding:24px}.text-link{font-size:1rem;font-weight:700;text-decoration:none}.text-link:hover,nav a:hover{text-decoration:underline;text-underline-offset:5px}.guide{background:linear-gradient(120deg,#101d32,#18324b)}.guide .button{margin-top:32px}.steps{list-style:none;padding:0;margin:0}.steps li{display:flex;gap:24px;padding:24px 0;border-bottom:1px solid #ffffff26}.steps li:first-child{padding-top:0}.steps li>span{color:var(--color-lime);font-size:var(--text-card);font-weight:700}.steps p{margin-top:8px;color:#d7e1ea}.projects{gap:24px;margin-top:40px}.projects .crop{aspect-ratio:1.5!important}.faq{padding-top:0}.faq .two{align-items:start;grid-template-columns:.8fr 1.2fr}.faq details{border-bottom:1px solid var(--color-border)}.faq summary{cursor:pointer;list-style:none;padding:24px 40px 24px 0;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:'+';position:absolute;right:4px;font-weight:400;font-size:24px;top:20px}.faq details[open] summary:after{content:'−'}.faq details p{padding-bottom:24px;color:var(--color-muted)}.contact{background:linear-gradient(115deg,#101d32 65%,#1b3650)}.contact-actions{display:flex;flex-direction:column;align-items:center;gap:24px}.contact-actions>a:last-child{text-decoration:none}footer{border-top:1px solid #ffffff30;padding-top:48px}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr 1.2fr;gap:32px}.footer-brand .footer-copy{margin-top:24px;color:#cbd3df;max-width:34ch}.footer-grid>div>a:not(.brand){display:block;margin-top:12px;font-size:var(--text-small);text-decoration:none;overflow-wrap:anywhere}.footer-grid .title-footer{margin-bottom:20px}.footer-bottom{display:flex;justify-content:space-between;gap:24px;padding-block:40px;font-size:var(--text-small);color:#cbd3df}.footer-bottom a{text-decoration:none}.brand:focus-visible,.button:focus-visible{outline-color:var(--color-lime)}
@media(min-width:1600px){.custom{max-width:1600px;margin:auto}.custom-copy{padding-left:64px}}
@media(max-width:1100px){.header{gap:24px}nav{gap:16px}.contact-nav{display:none}.hero:after{clip-path:polygon(0 0,60% 0,40% 100%,0 100%)}.hero-copy>*{max-width:490px}.custom{grid-template-columns:1.1fr .9fr}.colors{grid-column:1/-1;flex-direction:row;align-items:center;justify-content:space-between;padding:32px}.swatches{grid-template-columns:repeat(8,1fr);width:320px;max-width:none}.colors .small-copy{max-width:30ch}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.footer-brand{grid-row:span 2}.two{gap:48px}}
@media(max-width:767px){header{padding:20px 0}.header{flex-wrap:wrap;justify-content:space-between;gap:20px}.brand{font-size:23px}.brand small{font-size:9px}#menu{display:inline-flex;min-height:40px;padding:8px 16px;font-size:14px}nav{display:none;flex-basis:100%;flex-direction:column;gap:0}nav.open{display:flex}nav a{padding:14px 0;border-top:1px solid #ffffff25}.hero{display:flex;flex-direction:column-reverse;min-height:0}.hero:after{display:none}.hero-photo{position:relative!important;width:100%;height:300px;min-height:300px}.hero-copy{padding-block:48px}.hero-copy>*{max-width:none}.hero h1{margin:20px 0}.hero .body-copy{max-width:36ch}.actions{margin-top:24px;gap:12px}.actions .button{padding-inline:18px}.reassurance .container{grid-template-columns:1fr;gap:0;padding-block:8px}.reassurance span{text-align:left;padding:16px 0}.reassurance span+span{border-left:0;border-top:1px solid var(--color-border)}.center{text-align:left}.three{grid-template-columns:1fr;margin-top:24px}.categories .crop{aspect-ratio:1.25!important}.photo-card h3{padding-inline:20px}.custom{grid-template-columns:1fr}.custom-copy{padding:48px 20px}.custom-photo{min-height:0;height:330px}.colors{grid-column:auto;flex-direction:column;align-items:flex-start;padding:32px 20px;gap:24px}.swatches{grid-template-columns:repeat(8,1fr);width:min(100%,360px);gap:12px}.colors .small-copy{max-width:none}.two,.faq .two{grid-template-columns:1fr;gap:32px}.steps li{gap:20px}.projects{gap:24px;margin-top:24px}.projects .crop{aspect-ratio:1.3!important}.contact-actions{align-items:flex-start}footer{padding-top:40px}.footer-grid{grid-template-columns:1fr 1fr;gap:32px 24px}.footer-brand{grid-column:1/-1;grid-row:auto}.footer-brand .footer-copy{max-width:50ch}.footer-grid>div:last-child{grid-column:1/-1}.footer-bottom{padding-block:32px;flex-direction:column;gap:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* Corrections de fidélité à la première maquette. */
.container{width:min(100% - 64px,1360px)}
.accent{color:var(--color-lime)}
.hero{min-height:clamp(520px,50.7vw,730px)}
.hero-copy{padding-left:16px}
.hero:after{clip-path:polygon(0 0,48.5% 0,30.5% 100%,0 100%);background:linear-gradient(119deg,#101d32 55%,#1b304c)}
.reassurance .container{padding-block:22px;gap:0}
.reassurance span{display:flex;align-items:center;justify-content:center;gap:20px;padding-inline:20px;line-height:1.4}
.reassurance-icon{width:32px;height:32px;flex:0 0 32px}
.categories{gap:12px;margin-top:28px}
.categories .crop{aspect-ratio:1/1.035!important}
.photo-card h3{padding:44px 24px 18px}
.photo-card h3 .circle-arrow{width:34px;height:34px;display:grid;place-items:center;border:1px solid #ffffffd9;background:#101d3214;box-shadow:0 0 0 1px #101d3210;transition:background-color 240ms ease,transform 240ms ease}
.circle-arrow svg{width:22px;height:22px;display:block;stroke:white}
@media(hover:hover){.photo-card:hover .circle-arrow{background:#101d3273;transform:translateX(3px)}.photo-card .crop img{transition:filter 300ms ease}.photo-card:hover .crop img{filter:brightness(1.06)}}
.custom{grid-template-columns:41.4% 33.6% 25%;min-height:560px;background:linear-gradient(115deg,#101d32,#15263e)}
.custom-copy{padding:64px 40px 64px 48px;align-self:center}
.custom-copy .body-copy{max-width:35ch}
.custom-copy .button{margin-top:32px;white-space:nowrap}
.custom-photo{min-height:560px}
.colors{padding:64px 28px 48px 12px;gap:28px;background:linear-gradient(120deg,#f1f3f6,#e9edf2)}
.colors .eyebrow{letter-spacing:.22em}
.swatches{width:100%;max-width:280px;gap:14px}
.finish-detail{display:grid;grid-template-columns:1.2fr 1fr;gap:20px;align-items:center;margin-top:12px}
.finish-texture{border-radius:50%;aspect-ratio:1!important}
.finish-detail .small-copy{font-size:var(--text-small);line-height:1.5;padding-top:24px;position:relative}
.finish-detail .small-copy:before{content:'';position:absolute;left:0;top:0;width:45px;height:1px;background:#53617380}
@media(min-width:1600px){.custom{max-width:1600px}.custom-copy{padding-left:64px}}
@media(min-width:768px) and (max-width:1100px){.custom{grid-template-columns:41.4% 33.6% 25%;min-height:430px}.custom-copy{padding:40px 24px 40px 32px}.custom-photo{min-height:430px}.colors{grid-column:auto;flex-direction:column;align-items:stretch;padding:40px 20px;gap:24px}.swatches{grid-template-columns:repeat(4,1fr);width:100%;gap:10px}.finish-detail{gap:12px}.finish-detail .small-copy{font-size:12px}.custom-copy .button{font-size:14px;padding-inline:18px;white-space:normal}}
@media(max-width:767px){.container{width:calc(100% - 40px)}.hero{min-height:0}.hero-copy{padding-left:0}.reassurance .container{padding-block:8px}.reassurance span{justify-content:flex-start;padding:16px 0;gap:20px}.reassurance-icon{width:28px;height:28px;flex-basis:28px}.categories{gap:20px}.categories .crop{aspect-ratio:1.25!important}.custom{grid-template-columns:1fr;min-height:0}.custom-copy{padding:48px 20px}.custom-copy .button{white-space:normal}.custom-photo{min-height:0;height:360px}.colors{grid-column:auto;padding:32px 20px;gap:24px}.swatches{grid-template-columns:repeat(4,1fr);max-width:280px;gap:16px}.finish-detail{grid-template-columns:120px 1fr;max-width:340px}.finish-detail .small-copy{max-width:20ch}.photo-card h3{padding-inline:20px}}
@media(prefers-reduced-motion:reduce){.photo-card h3 .circle-arrow,.photo-card .crop img{transition:none}.photo-card:hover .circle-arrow{transform:none}}
/* En-tête e-commerce et photographies indépendantes haute définition. */
body>header{position:sticky;top:0;z-index:100;background:rgba(16,29,50,.97);backdrop-filter:blur(16px);box-shadow:0 3px 24px #101d3214}
html{scroll-padding-top:110px}main [id]{scroll-margin-top:110px}
.header{gap:24px}nav{gap:22px}nav a{white-space:nowrap}
.shop-tools{display:flex;align-items:center;gap:8px;border-left:1px solid #ffffff30;padding-left:20px;flex-shrink:0}
.icon-button{display:inline-grid;place-items:center;width:40px;height:40px;border:0;padding:8px;border-radius:50%;background:transparent;color:inherit;cursor:pointer;text-decoration:none;transition:background-color 240ms ease,color 240ms ease}
.icon-button svg{width:24px;height:24px;display:block}.icon-button:hover{background:#ffffff18;color:var(--color-lime)}.icon-button:focus-visible{outline:2px solid var(--color-lime);outline-offset:3px}
.crop img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;max-width:100%}
.hero-photo img{object-position:54% center}.custom-photo img{object-position:center}.finish-texture img{object-position:60% 30%;transform:scale(1.3)}
.project-link .crop{aspect-ratio:1.5!important}.project-link{cursor:pointer}.project-link:focus-visible{outline:3px solid var(--color-lime);outline-offset:5px}
.contact .two{grid-template-columns:1fr 1fr;align-items:center;gap:64px}.project-form{display:flex;flex-direction:column;gap:20px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.project-form label,.search-form label{display:block;font-size:var(--text-small);font-weight:700;margin-bottom:8px}.project-form input,.project-form textarea,.search-form input{width:100%;background:#ffffff0a;border:1px solid #ffffff60;border-radius:6px;padding:13px 15px;color:white;font:400 1rem/1.5 var(--font-family);transition:border-color 180ms ease,background-color 180ms ease}.project-form textarea{resize:vertical;min-height:120px}.project-form input::placeholder,.project-form textarea::placeholder{color:#c4cedb}.project-form input:focus,.project-form textarea:focus{outline:2px solid var(--color-lime);outline-offset:2px;background:#ffffff10}.project-form .button{align-self:flex-start}.form-help{color:#cbd3df;font-size:12px}.project-form [role=status]:empty{display:none}.project-form [role=status]{color:var(--color-lime)}.draft-link{color:white;text-underline-offset:4px;font-size:var(--text-small)}
dialog{color:var(--color-navy);background:white;border:0;border-radius:12px;box-shadow:0 24px 100px #0005;width:min(560px,calc(100% - 32px));max-height:90dvh;padding:32px}dialog::backdrop{background:#061323b3;backdrop-filter:blur(5px)}.dialog-top{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}.dialog-top .icon-button{font-size:30px;flex-shrink:0}.dialog-top .icon-button:hover{color:var(--color-navy);background:var(--color-surface)}dialog p{margin-bottom:24px}dialog .button{margin-top:12px}.search-form{display:grid;gap:12px}.search-form label{margin:0}.search-form input{background:var(--color-surface);color:var(--color-navy);border-color:var(--color-border)}.search-form input:focus{outline:2px solid var(--color-navy);outline-offset:2px}
.gallery-intro h1{max-width:18ch}.back-link{font-size:var(--text-small);text-decoration:none}.gallery-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}.gallery-grid figure{margin:0}.gallery-open{width:100%;display:block;position:relative;padding:0;border:0;border-radius:6px;overflow:hidden;background:var(--color-surface);cursor:zoom-in}.gallery-open img{display:block;width:100%;height:420px;object-fit:cover;transition:transform 400ms ease}.gallery-open:hover img{transform:scale(1.025)}.gallery-open>span{position:absolute;right:16px;bottom:16px;width:36px;height:36px;display:grid;place-items:center;border-radius:50%;background:var(--color-navy);color:white;font-size:22px}.gallery-grid figcaption{padding-top:14px;font-size:var(--text-small);font-weight:700}.gallery-detail{padding-top:0}.gallery-detail .body-copy{margin-top:20px;margin-bottom:32px}#photo-dialog{width:min(1320px,calc(100% - 32px));padding:20px;background:var(--color-navy);color:white}#photo-dialog>img{display:block;max-width:100%;max-height:77dvh;width:auto;height:auto;margin:0 auto;object-fit:contain}#photo-dialog>.close-dialog{position:absolute;right:24px;top:24px;background:var(--color-navy);font-size:30px}#photo-dialog>p{margin:16px 0 0}
@media(max-width:1200px){nav{gap:14px}nav a{font-size:13px}.shop-tools{gap:4px;padding-left:12px}.header{gap:20px}.brand{font-size:24px}}
@media(max-width:1000px){.header{flex-wrap:wrap}#menu{display:inline-flex;min-height:40px;padding:8px 16px;font-size:14px;margin-left:auto}.header nav{display:none;order:4;flex:0 0 100%;flex-direction:column;gap:0}.header nav.open{display:flex}.header nav a{padding:14px 0;border-top:1px solid #ffffff25;font-size:14px}.shop-tools{border-left:1px solid #ffffff30}.contact .two{gap:40px}.gallery-open img{height:330px}}
@media(max-width:767px){html{scroll-padding-top:95px}main [id]{scroll-margin-top:95px}.header{gap:10px}.brand{font-size:20px;gap:12px}.brand i{width:11px;height:25px}.brand small{font-size:8px}.shop-tools{gap:0;padding-left:6px}.shop-tools .icon-button{width:34px;height:40px;padding:6px}.shop-tools svg{width:22px;height:22px}#menu{padding:8px 10px;font-size:12px}.hero-photo{height:320px;min-height:320px}.hero-photo img{object-position:50% center}.contact .two{grid-template-columns:1fr;gap:32px}.form-row{grid-template-columns:1fr}.project-form input,.project-form textarea{font-size:16px}.gallery-grid{grid-template-columns:1fr;gap:28px}.gallery-open img{height:auto;max-height:500px;object-fit:contain}.project-link .crop{aspect-ratio:1.3!important}dialog{padding:24px}.gallery-intro h1{font-size:var(--text-hero)}}
@media(prefers-reduced-motion:reduce){.icon-button,.gallery-open img,.project-form input,.project-form textarea{transition:none}.gallery-open:hover img{transform:none}}
/* Apparition de l’état sticky sans décalage du contenu. */
body>header{transition:background-color 320ms ease,box-shadow 320ms ease}
body>header.is-stuck{background:rgba(16,29,50,.985);box-shadow:0 8px 30px #07101e33;animation:sticky-appear 420ms cubic-bezier(.2,.7,.2,1) both}
@keyframes sticky-appear{from{opacity:0;transform:translateY(-18px)}to{opacity:1;transform:translateY(0)}}
.copyright-band{margin-top:48px;background:#0a1424;border-top:1px solid #ffffff1f;padding-block:22px;color:#cbd3df;text-align:center}
.copyright-band p{margin:0}
@media(max-width:767px){.copyright-band{margin-top:36px;padding-block:20px}}
@media(prefers-reduced-motion:reduce){body>header{transition:none}body>header.is-stuck{animation:none}}
/* En-tête plus compact une fois fixé au défilement. */
body>header{transition:padding 320ms cubic-bezier(.2,.7,.2,1),background-color 320ms ease,box-shadow 320ms ease}
body>header.is-stuck{padding-block:16px}
@media(max-width:767px){body>header.is-stuck{padding-block:14px}}
@media(prefers-reduced-motion:reduce){body>header{transition:none}}
/* Mode sticky compact. */
body>header.is-stuck{padding-block:8px}
body>header.is-stuck .brand{font-size:21px;gap:14px}
body>header.is-stuck .brand i{height:24px;width:12px}
body>header.is-stuck .brand small{font-size:8px;margin-top:5px}
body>header.is-stuck .shop-tools .icon-button{height:34px;width:34px;padding:6px}
body>header.is-stuck .shop-tools svg{width:22px;height:22px}
@media(max-width:767px){body>header.is-stuck{padding-block:6px}body>header.is-stuck .brand{font-size:18px;gap:10px}body>header.is-stuck .brand i{height:22px;width:10px}body>header.is-stuck #menu{min-height:34px;padding-block:6px}}
/* Réseaux sociaux du footer. */
.footer-socials{display:flex;align-items:center;gap:12px;margin-top:20px}.footer-socials a{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid #ffffff50;border-radius:50%;color:white;text-decoration:none;transition:color 220ms ease,background-color 220ms ease,border-color 220ms ease,transform 220ms ease}.footer-socials svg{display:block;width:19px;height:19px}.footer-socials a:hover{background:var(--color-lime);color:var(--color-navy);border-color:var(--color-lime);transform:translateY(-2px)}.footer-socials a:focus-visible{outline:2px solid var(--color-lime);outline-offset:4px}@media(prefers-reduced-motion:reduce){.footer-socials a{transition:none}.footer-socials a:hover{transform:none}}
/* Aperçu du logo 16 dans le menu uniquement ; footer et favicon conservés. */
.header .nav-brand{display:block;width:210px;flex:0 0 210px;line-height:0;mix-blend-mode:lighten}
.nav-logo-window{display:block;position:relative;width:100%;aspect-ratio:980/215;overflow:hidden}
.nav-logo-window img{display:block;position:absolute;width:156.7347%;height:auto;max-width:none;left:-28.5714%;top:-311.6279%}
body>header.is-stuck .nav-brand{width:175px;flex-basis:175px}
@media(max-width:1200px){.header .nav-brand{width:190px;flex-basis:190px}}
@media(max-width:767px){.header .nav-brand{width:145px;flex-basis:145px}body>header.is-stuck .nav-brand{width:135px;flex-basis:135px}}
/* Variante D validée, cadrage de la version sur fond bleu nuit. */
.nav-logo-window{aspect-ratio:645/137}
.nav-logo-window img{width:238.1395%;left:-133.6434%;top:-465.6934%}
.footer-brand .footer-logo{display:block;width:210px;max-width:100%;line-height:0;mix-blend-mode:lighten}
@media(max-width:767px){.footer-brand .footer-logo{width:190px}}

/* Intrinsic image dimensions reserve space without changing existing crop heights. */
:where(.airtrack-page img[width][height]){height:auto}

/* Gallery title bars share the existing catalogue illustration language. */
.gallery-intro-illustrated{position:relative;isolation:isolate;overflow:hidden;background:linear-gradient(110deg,#101d32 30%,#152b44)}
.gallery-intro-illustrated>.container{position:relative;z-index:1}
.gallery-intro-illustrated>.container>h1,.gallery-intro-illustrated>.container>.body-copy{max-width:54%}
.gallery-title-illustration{position:absolute;inset:0 1% 0 auto;width:43%;display:flex;align-items:center;justify-content:center;pointer-events:none;z-index:0}
.gallery-title-illustration img{display:block;width:100%;height:100%;max-height:380px;object-fit:contain}
@media(min-width:768px) and (max-width:1100px){.gallery-intro-illustrated h1{font-size:clamp(44px,5.8vw,64px)}.gallery-title-illustration{width:42%}}
@media(max-width:767px){.gallery-intro-illustrated{padding-bottom:20px}.gallery-intro-illustrated>.container>h1,.gallery-intro-illustrated>.container>.body-copy{max-width:100%}.gallery-title-illustration{position:relative;inset:auto;width:min(100%,480px);height:230px;margin:20px auto 0}.gallery-title-illustration img{height:100%;max-height:none}}

.gallery-intro-illustrated.theme-dark .eyebrow{color:#a9c9ea}