/* ==========================================================================
   Thème QuietCMS « beecases » v4 : styles principaux (style.css)
   Tokens dans variables.css ; tablette et mobile dans responsive.css ; mouvements dans site.js.
   Sommaire : 1. Base  2. Typographie  3. En-tête  4. Pied de page  5. Composants
              6. Accueil  7. Sections éditoriales  8. Casiers  9. Bureau d'études
              10. Contact et mentions  11. Animations  12. Gabarits natifs (articles, listes, 404)
   ========================================================================== */

/* 1. Base ------------------------------------------------------------------ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--header-h) + 16px)}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;padding-top:var(--header-h);font-family:var(--font);font-size:17.5px;line-height:1.65;color:var(--ink-2);background:var(--paper);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,video,svg{max-width:100%;height:auto;display:block}
.icon{display:inline-block;width:1em;height:1em;vertical-align:-.125em;fill:currentColor;flex:none}
a{color:inherit;text-decoration:none}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
strong{font-weight:600;color:var(--ink)}
::selection{background:var(--red);color:#fff}
:focus-visible{outline:2px solid var(--red);outline-offset:4px}
.wrap{width:100%;max-width:calc(var(--wrap) + 2 * var(--gutter));margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.skip{position:absolute;left:-9999px;top:0}
.skip:focus{left:16px;top:16px;z-index:300;background:var(--ink);color:#fff;padding:10px 14px}
.nowrap{white-space:nowrap}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* 2. Typographie ----------------------------------------------------------- */
h1,h2,h3,h4{margin:0;font-family:var(--font-title);font-weight:500;color:var(--ink);text-wrap:balance}
h1{font-size:clamp(46px,6.4vw,92px);line-height:1.02;letter-spacing:-.045em}
h2{font-size:clamp(36px,4.3vw,62px);line-height:1.06;letter-spacing:-.04em}
h3{font-size:clamp(24px,2.2vw,30px);line-height:1.2;letter-spacing:-.02em}
h4{font-size:19px;line-height:1.3;letter-spacing:-.01em}
h1 em,h2 em,h3 em,.accent{font-family:var(--font-accent);font-style:italic;font-weight:400;letter-spacing:-.01em}
h1 em,h2 em{color:var(--red)}
.eyebrow{display:flex;align-items:center;gap:12px;margin:0 0 22px;font-size:11.5px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--ink)}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--red)}
.lede{font-size:clamp(18px,1.5vw,21px);line-height:1.6;color:var(--ink-2)}
.prose{max-width:var(--read)}
.prose p a,.chapter p a,.faq-a a,.legal a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--red);text-underline-offset:4px;text-decoration-thickness:1px}
.prose p a:hover,.chapter p a:hover,.faq-a a:hover,.legal a:hover{color:var(--red)}

/* 3. En-tête --------------------------------------------------------------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--header-h);background:var(--header-bg);-webkit-backdrop-filter:saturate(1.4) blur(14px);backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 10px 30px -24px rgba(32,37,33,.35)}
.header-static .site-header{position:absolute}
.header-inner{height:100%;display:flex;align-items:center;gap:40px}
.site-logo{display:flex;align-items:center;gap:12px;margin-right:auto;color:var(--ink)}
.site-logo img{width:64px;height:auto}
.site-logo .site-name{font-size:17px;font-weight:600;letter-spacing:-.01em}
.site-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:36px}
.site-nav a{position:relative;display:block;padding:8px 0;font-size:15px;font-weight:500;color:var(--ink)}
.site-nav a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:1px;background:var(--red);transform:scaleX(0);transform-origin:right;transition:transform .45s var(--ease)}
.site-nav a:hover::after,.site-nav a[aria-current]::after{transform:scaleX(1);transform-origin:left}
.site-nav .nav-cta-mobile{display:none}
.nav-toggle{display:none;position:relative;width:44px;height:44px;padding:0;border:0;background:none;cursor:pointer}
.nav-toggle span{position:absolute;left:11px;right:11px;height:1.5px;background:var(--ink);transition:transform .35s var(--ease)}
.nav-toggle span:first-child{top:17px}.nav-toggle span:last-child{top:26px}
.nav-toggle[aria-expanded=true] span:first-child{transform:translateY(4.5px) rotate(45deg)}
.nav-toggle[aria-expanded=true] span:last-child{transform:translateY(-4.5px) rotate(-45deg)}

/* 4. Pied de page ---------------------------------------------------------- */
.site-footer{background:var(--footer-bg);color:var(--on-ink-2);padding:var(--s6) 0 var(--s4);font-size:15px}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr;gap:var(--s5);padding-bottom:var(--s5);border-bottom:1px solid rgba(244,242,237,.14)}
.footer-logo{display:inline-flex;align-items:center;gap:12px;color:var(--on-ink);font-weight:600;font-size:17px}
.footer-logo img{width:56px}
.footer-signature{margin:28px 0 0;font-size:clamp(30px,3.2vw,46px);line-height:1.08;letter-spacing:-.035em;color:var(--on-ink)}
.footer-signature em{font-family:var(--font-accent);font-style:italic;color:var(--sand)}
.footer-label{margin:0 0 18px;font-size:11.5px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--on-ink)}
.footer-nav ul,.footer-contact ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.site-footer a{transition:color var(--t-fast)}
.site-footer a:hover,.footer-nav a[aria-current]{color:var(--on-ink)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:var(--s3);padding-top:var(--s3);font-size:13.5px}
.footer-copy{margin:0}
.footer-social{display:flex;gap:18px;list-style:none;margin:0;padding:0}
.footer-social a{display:block}
.footer-social svg{width:16px;height:16px;fill:currentColor}
.back-to-top{position:fixed;right:20px;bottom:20px;z-index:90;width:46px;height:46px;border-radius:50%;background:var(--ink);opacity:0;pointer-events:none;display:flex;align-items:center;justify-content:center;transform:translateY(10px);transition:opacity .3s,transform .3s var(--ease)}
.back-to-top.is-visible{opacity:1;pointer-events:auto;transform:none}
.back-to-top svg{width:14px;height:14px;fill:#fff}
.read-progress{position:fixed;top:0;left:0;right:0;z-index:150;height:2px;background:var(--red);transform:scaleX(0);transform-origin:left;pointer-events:none}

/* 5. Composants ------------------------------------------------------------ */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:18px 28px;font:600 15px/1 var(--font);letter-spacing:.01em;color:#fff;background:var(--red);border:1px solid var(--red);border-radius:var(--radius);cursor:pointer;overflow:hidden;isolation:isolate;transition:color .35s var(--ease),border-color .35s}
.btn::before{content:"";position:absolute;inset:0;z-index:-1;background:var(--ink);transform:scaleY(0);transform-origin:bottom;transition:transform .45s var(--ease)}
.btn:hover::before{transform:scaleY(1)}
.btn:hover{border-color:var(--ink)}
.btn .icon{width:16px;height:16px;transition:transform .35s var(--ease)}
.btn:hover .icon{transform:translateX(4px)}
.btn--small{padding:13px 20px;font-size:14px}
.btn--lg{padding:22px 34px;font-size:16px}
.btn--ghost{color:var(--ink);background:transparent;border-color:var(--ink)}
.btn--ghost::before{background:var(--ink)}
.btn--ghost:hover{color:#fff}
.on-ink .btn--ghost{color:var(--on-ink);border-color:var(--on-ink)}
.on-ink .btn--ghost::before{background:var(--on-ink)}
.on-ink .btn--ghost:hover{color:var(--ink)}
.link-arrow{position:relative;display:inline-flex;align-items:center;gap:10px;padding-bottom:6px;font-size:15px;font-weight:600;color:var(--ink)}
.link-arrow::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:currentColor;transform-origin:left;transition:transform .5s var(--ease)}
.link-arrow:hover::after{transform:scaleX(.35)}
.link-arrow .icon{width:16px;height:16px;color:var(--red);transition:transform .35s var(--ease)}
.link-arrow:hover .icon{transform:translateX(4px)}
.link-arrow--down:hover .icon{transform:translateY(4px)}
.on-ink .link-arrow{color:var(--on-ink)}
.rule{border:0;border-top:1px solid var(--line);margin:0}
.section{padding:var(--s7) 0}
.section--tight{padding:var(--s6) 0}
.section--sage{background:var(--sage)}
.section--paper2{background:var(--paper-2)}
.section--white{background:var(--white)}
.on-ink,.section--ink{background:var(--ink);color:var(--on-ink-2)}
.on-ink h1,.on-ink h2,.on-ink h3,.on-ink h4,.on-ink strong,.on-ink .eyebrow{color:var(--on-ink)}
.on-ink h2 em,.on-ink h3 em{color:var(--sand)}
.on-ink .lede{color:var(--on-ink-2)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:var(--s4);margin-bottom:var(--s5)}
.section-head h2{max-width:14em}
.section-head .lede{max-width:30em;margin-top:24px}
/* Liste numérotée sur filets (usages, gestes, étapes) */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:0 var(--s4);counter-reset:step}
.steps li{position:relative;padding:28px 0 0;border-top:1px solid var(--line);counter-increment:step}
.steps li::before{content:counter(step,decimal-leading-zero);display:block;margin-bottom:22px;font-family:var(--font-accent);font-style:italic;font-size:30px;line-height:1;color:var(--red)}
.steps h3,.steps h4{margin-bottom:12px}
.steps p{font-size:16px}
.on-ink .steps li{border-color:rgba(244,242,237,.18)}
.steps--4{grid-template-columns:repeat(4,1fr)}
/* Liste de mots-clés sur filets (usages, capteurs) */
.tags{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--line)}
.tags li{display:flex;align-items:baseline;gap:18px;padding:20px 0;border-bottom:1px solid var(--line);font-size:18px;font-weight:500;color:var(--ink)}
.tags li:nth-child(odd){padding-right:24px}
.tags li span{font-family:var(--font-accent);font-style:italic;font-size:17px;color:var(--red);min-width:28px}
.on-ink .tags,.on-ink .tags li{border-color:rgba(244,242,237,.18);color:var(--on-ink)}
/* Duo image / texte */
.duo{display:grid;grid-template-columns:1.05fr 1fr;gap:var(--s6);align-items:center}
.duo--reverse .duo-media{order:2}
.duo-media{margin:0;overflow:hidden;border-radius:var(--radius)}
.duo-media img,.duo-media video{width:100%;aspect-ratio:4/5;object-fit:cover}
.duo-media--wide img,.duo-media--wide video{aspect-ratio:16/10}
.duo-media--contain{background:var(--paper-2);padding:var(--s4)}
.duo-media--contain img{aspect-ratio:auto;object-fit:contain}
.duo-media figcaption,.figure-caption{padding-top:14px;font-size:13px;letter-spacing:.02em;color:var(--ink-3)}
.duo-body h2{margin-bottom:28px}
.duo-body .link-arrow,.duo-body .btn{margin-top:20px}
/* FAQ */
.faq{display:grid;grid-template-columns:1fr 1.6fr;gap:var(--s6);align-items:start}
.faq-head{position:sticky;top:calc(var(--header-h) + 40px)}
.faq-list{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:26px 0;list-style:none;cursor:pointer;font-size:19px;font-weight:500;line-height:1.35;color:var(--ink);transition:color var(--t-fast)}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--red)}
.faq summary::after{content:"";flex:none;width:14px;height:14px;background:linear-gradient(currentColor,currentColor) center/100% 1.5px no-repeat,linear-gradient(currentColor,currentColor) center/1.5px 100% no-repeat;transition:transform .4s var(--ease)}
.faq details[open] summary::after{transform:rotate(135deg)}
.faq-a{padding:0 0 28px;max-width:var(--read)}
.faq-a p{font-size:16.5px}
/* Bandeau d'appel à l'action */
.cta-band{padding:var(--s7) 0;background:var(--paper-2)}
.cta-inner{display:flex;justify-content:space-between;align-items:flex-end;gap:var(--s5)}
.cta-inner h2{max-width:12em}
.cta-inner .lede{max-width:34em;margin-top:24px}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:18px;flex:none}
.cta-actions .link-arrow{font-weight:500}

/* 6. Accueil --------------------------------------------------------------- */
.hero{padding:clamp(56px,8vw,120px) 0 clamp(40px,4vw,64px)}
.hero-grid{display:grid;grid-template-columns:1.7fr 1fr;gap:var(--s6);align-items:end}
.hero h1{max-width:11em}
.hero-aside .lede{margin-bottom:28px;max-width:24em}
.hero-aside{padding-bottom:12px}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:28px}
/* Film d'ouverture : lecture automatique muette, en boucle, avec bouton pause */
.film{margin:0 auto}
.film-frame{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--paper-2);aspect-ratio:16/9}
.film-video{width:100%;height:100%;object-fit:cover}
.film-toggle{position:absolute;right:20px;bottom:20px;display:flex;align-items:center;gap:10px;height:44px;padding:0 18px 0 14px;font:600 13px/1 var(--font);letter-spacing:.06em;text-transform:uppercase;color:var(--ink);background:rgba(244,242,237,.88);border:0;border-radius:999px;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:background var(--t-fast)}
.film-toggle:hover{background:#fff}
.film-toggle .icon{width:16px;height:16px}
.film-toggle .icon-play{display:none}
.film.is-paused .film-toggle .icon-play{display:block}
.film.is-paused .film-toggle .icon-pause{display:none}
.film-caption{display:flex;justify-content:space-between;gap:20px;padding-top:16px;font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}
.strip{display:grid;grid-template-columns:1fr 1fr;gap:var(--s5);align-items:center;margin-top:var(--s5);padding:var(--s4) 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.strip-title{margin:0;font-size:clamp(26px,2.6vw,38px);font-weight:500;line-height:1.1;letter-spacing:-.03em;color:var(--ink)}
.strip-title em{font-family:var(--font-accent);font-style:italic;font-weight:400;color:var(--red)}
.strip p:last-child{max-width:32em;justify-self:end}
/* Collections : grille 2 × 2 */
.ranges{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s5) var(--s4)}
.range{display:block;color:inherit}
.range-media{position:relative;display:flex;align-items:center;justify-content:center;aspect-ratio:4/3;padding:clamp(20px,4vw,56px);background:var(--paper-2);border-radius:var(--radius);overflow:hidden}
.range-media::after{content:"";position:absolute;left:12%;right:12%;bottom:13%;height:18px;border-radius:50%;background:radial-gradient(closest-side,rgba(32,37,33,.18),transparent);z-index:0}
.range-media img{position:relative;z-index:1;width:100%;height:100%;object-fit:contain;transition:transform .9s var(--ease)}
.range:hover .range-media img{transform:scale(1.04)}
.range-meta{display:grid;grid-template-columns:1fr auto;align-items:baseline;gap:6px 20px;padding:24px 0 22px;border-bottom:1px solid var(--line)}
.range-name{font-size:clamp(24px,2.1vw,30px);font-weight:500;letter-spacing:-.025em;color:var(--ink)}
.range-no{font-family:var(--font-accent);font-style:italic;font-size:22px;color:var(--ink-3);transition:color var(--t-fast)}
.range:hover .range-no{color:var(--red)}
.range-benefit{grid-column:1/-1;font-size:16px;color:var(--ink-2)}
.range-price{grid-column:1/-1;font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}

/* 7. Sections éditoriales -------------------------------------------------- */
.editorial{display:grid;grid-template-columns:.85fr 1.15fr;gap:var(--s6);align-items:start}
.editorial-aside{position:sticky;top:calc(var(--header-h) + 40px)}
.editorial-aside h2{margin-bottom:28px}
.toc{margin-top:var(--s4);border-top:1px solid var(--line)}
.toc ol{list-style:none;margin:0;padding:0;counter-reset:toc}
.toc li{counter-increment:toc;border-bottom:1px solid var(--line)}
.toc a{display:flex;gap:16px;padding:12px 0;font-size:14.5px;font-weight:500;color:var(--ink-2);transition:color var(--t-fast),padding var(--t-fast)}
.toc a::before{content:counter(toc,decimal-leading-zero);font-family:var(--font-accent);font-style:italic;color:var(--ink-3)}
.toc a:hover,.toc a.is-current{color:var(--ink);padding-left:6px}
.toc a.is-current::before{color:var(--red)}
.on-ink .toc,.on-ink .toc li{border-color:rgba(244,242,237,.18)}
.on-ink .toc a{color:var(--on-ink-2)}
.on-ink .toc a:hover,.on-ink .toc a.is-current{color:var(--on-ink)}
.chapter{padding:0 0 var(--s5);margin-bottom:var(--s5);border-bottom:1px solid var(--line);scroll-margin-top:calc(var(--header-h) + 24px)}
.chapter:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.chapter-no{display:flex;align-items:center;gap:14px;margin:0 0 18px;font-size:11.5px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3)}
.chapter-no::after{content:"";flex:1;max-width:80px;height:1px;background:var(--line)}
.chapter h3{margin-bottom:22px}
.chapter p{font-size:17px;line-height:1.8}
.chapter figure{margin:var(--s4) 0}
.chapter figure img{width:100%;border-radius:var(--radius)}
.on-ink .chapter,.on-ink .chapter-no::after{border-color:rgba(244,242,237,.18)}
.on-ink .chapter-no::after{background:rgba(244,242,237,.18)}
.pull,.chapter .pull{margin:var(--s4) 0;padding-left:28px;border-left:1px solid var(--red);font-family:var(--font-accent);font-style:italic;font-size:clamp(24px,2.2vw,32px);line-height:1.25;color:var(--ink)}
.on-ink .pull{color:var(--on-ink)}

/* 8. Casiers intelligents -------------------------------------------------- */
.page-intro{padding:clamp(56px,7vw,110px) 0 var(--s5)}
.page-intro-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:var(--s6);align-items:end}
.page-intro h1{max-width:12em}
.page-intro .lede{max-width:26em}
.range-index{display:grid;grid-template-columns:repeat(4,1fr);margin-top:var(--s5);border-top:1px solid var(--line)}
.range-index a{display:flex;flex-direction:column;gap:6px;padding:22px 20px 22px 0;border-bottom:1px solid var(--line);transition:color var(--t-fast)}
.range-index a+a{padding-left:20px;border-left:1px solid var(--line)}
.range-index strong{font-size:19px;font-weight:500;letter-spacing:-.015em}
.range-index span{font-size:14px;color:var(--ink-3)}
.range-index a:hover strong{color:var(--red)}
.range-chapter{padding:var(--s6) 0;border-top:1px solid var(--line);scroll-margin-top:var(--header-h)}
.range-chapter:nth-of-type(even){background:var(--white)}
.rc-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:var(--s6);align-items:center}
.range-chapter--reverse .rc-media{order:2}
.rc-media{position:relative}
.rc-body .brand{width:min(100%,340px);margin:0 0 30px}
.rc-body h2{font-size:clamp(30px,3.2vw,46px);margin-bottom:24px}
.rc-body .prose p{font-size:17px}
.specs{display:grid;grid-template-columns:repeat(2,1fr);gap:0 28px;margin:32px 0;border-top:1px solid var(--line)}
.specs div{padding:16px 0;border-bottom:1px solid var(--line)}
.specs dt{font-size:11.5px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3)}
.specs dd{margin:6px 0 0;font-size:16.5px;font-weight:500;color:var(--ink)}
.rc-actions{display:flex;flex-wrap:wrap;align-items:center;gap:24px}
.price{display:flex;flex-direction:column;font-size:13px;letter-spacing:.06em;color:var(--ink-3)}
.price strong{font-size:24px;font-weight:500;letter-spacing:-.02em;color:var(--ink)}
/* Diaporama */
.slider{position:relative;background:var(--paper-2);border-radius:var(--radius);overflow:hidden}
.range-chapter:nth-of-type(even) .slider{background:var(--paper)}
.slides{position:relative;aspect-ratio:5/4}
.slides img{position:absolute;inset:7%;width:86%;height:86%;object-fit:contain;opacity:0;transform:scale(1.03);transition:opacity .7s var(--ease),transform 1.1s var(--ease)}
.slides img.is-active{opacity:1;transform:none}
.slider-nav{position:absolute;left:20px;right:20px;bottom:18px;display:flex;align-items:center;gap:14px;z-index:2}
.slider-prev,.slider-next{display:flex;align-items:center;justify-content:center;width:40px;height:40px;padding:0;border:1px solid var(--line);border-radius:50%;background:rgba(255,255,255,.7);color:var(--ink);cursor:pointer;transition:background var(--t-fast),border-color var(--t-fast)}
.slider-prev:hover,.slider-next:hover{background:var(--ink);border-color:var(--ink);color:#fff}
.slider-prev svg,.slider-next svg{width:14px;height:14px;fill:currentColor}
.slider-dots{display:flex;gap:8px;margin-left:auto}
.slider-dots button{width:22px;height:2px;padding:0;border:0;background:var(--ink);opacity:.2;cursor:pointer;transition:opacity .3s,width .3s var(--ease)}
.slider-dots button[aria-current=true]{opacity:1;width:36px}
/* Application */
.app-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:var(--s6);align-items:center}
.app-media img{width:min(100%,360px);margin:0 auto}
.badges{display:flex;flex-wrap:wrap;gap:16px;margin-top:var(--s4)}
.badges a{display:block;transition:transform .3s var(--ease)}
.badges a:hover{transform:translateY(-3px)}
.badges img{height:52px;width:auto}
/* Cartes électroniques (onglets) */
.tabs-list{display:flex;flex-wrap:wrap;gap:0;margin:0 0 var(--s4);border-bottom:1px solid rgba(244,242,237,.18)}
.tabs-list button{position:relative;padding:18px 26px 18px 0;margin-right:26px;font:500 17px/1 var(--font);color:var(--on-ink-2);background:none;border:0;cursor:pointer;transition:color var(--t-fast)}
.tabs-list button::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
.tabs-list button:hover,.tabs-list button[aria-selected=true]{color:var(--on-ink)}
.tabs-list button[aria-selected=true]::after{transform:scaleX(1)}
.tab-panel{display:grid;grid-template-columns:1fr 1.1fr;gap:var(--s6);align-items:center}
.tab-panel[hidden]{display:none}
.tab-panel img{width:100%;max-width:520px;margin:0 auto}
.tab-panel h3{margin-bottom:20px;font-size:clamp(30px,3vw,44px)}
.tab-panel.is-entering img,.tab-panel.is-entering > div{animation:tab-in .7s var(--ease) both}
.tab-panel.is-entering > div{animation-delay:.08s}
@keyframes tab-in{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* 9. Bureau d'études -------------------------------------------------------- */
.project-video{position:relative;overflow:hidden;border-radius:var(--radius);background:#000}
.project-video video{width:100%;aspect-ratio:16/9;object-fit:cover}
.partner-logo{width:min(100%,300px);margin-bottom:26px;padding:14px 18px;background:var(--ink);border-radius:var(--radius)}

/* 10. Contact et mentions --------------------------------------------------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:var(--s6);align-items:start}
.contact-list{list-style:none;margin:var(--s4) 0 0;padding:0;border-top:1px solid var(--line)}
.contact-list li{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}
.contact-list .label{font-size:11.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3);padding-top:4px}
.contact-list a,.contact-list p{font-size:19px;font-weight:500;color:var(--ink)}
.contact-list a{transition:color var(--t-fast)}
.contact-list a:hover{color:var(--red)}
.contact-card{padding:clamp(28px,4vw,56px);background:var(--white);border-radius:var(--radius)}
.contact-card h2{margin-bottom:12px;font-size:clamp(28px,2.6vw,38px)}
.contact-card > p{margin-bottom:28px}
/* Formulaire natif QuietCMS */
.qcms-form .qcms-row{display:flex;flex-wrap:wrap;gap:0 20px;margin:0 0 20px}
.qcms-form .qcms-field-group{display:flex;flex-direction:column;gap:8px;min-width:0}
.qcms-form .qcms-col-full{flex:0 0 100%}
.qcms-form .qcms-col-half{flex:1 1 calc(50% - 10px)}
.qcms-form .qcms-label{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}
.qcms-form .qcms-input{width:100%;margin:0;padding:14px 0;font:400 17px/1.4 var(--font);color:var(--ink);background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;box-shadow:none;outline:0;transition:border-color .3s}
.qcms-form .qcms-input:focus{border-bottom-color:var(--red)}
.qcms-form .qcms-input::placeholder{color:var(--ink-3);opacity:.7}
.qcms-form textarea.qcms-input{min-height:120px;resize:vertical}
.qcms-form .qcms-submit{position:relative;display:inline-flex;align-items:center;gap:12px;padding:18px 30px;font:600 15px/1 var(--font);color:#fff;background:var(--red);border:1px solid var(--red);border-radius:var(--radius);cursor:pointer;transition:background .35s,border-color .35s}
.qcms-form .qcms-submit:hover{background:var(--ink);border-color:var(--ink)}
.qcms-alert{font-size:15px;border-radius:var(--radius)}
.legal{max-width:820px;padding-bottom:var(--s6)}
.legal h1{font-size:clamp(40px,5vw,72px);margin:0 0 var(--s4)}
.legal h2{font-size:24px;letter-spacing:-.02em;margin:var(--s4) 0 14px;padding-top:var(--s3);border-top:1px solid var(--line)}
.legal p,.legal ul{font-size:16.5px;line-height:1.8}

/* 11. Animations (activées par site.js, neutralisées si mouvement réduit) ----- */
@media (prefers-reduced-motion:no-preference){
  .js [data-reveal]{opacity:0;transform:translateY(28px);transition:opacity var(--t-reveal) var(--ease),transform var(--t-reveal) var(--ease);transition-delay:var(--reveal-delay,0s)}
  .js [data-reveal].is-in{opacity:1;transform:none}
  .js [data-reveal=mask]{opacity:1;transform:none}
  .js [data-reveal=mask] > img,.js [data-reveal=mask] > video{clip-path:inset(0 0 100% 0);transform:scale(1.08);transition:clip-path 1.3s var(--ease),transform 1.8s var(--ease)}
  .js [data-reveal=mask].is-in > img,.js [data-reveal=mask].is-in > video{clip-path:inset(0 0 0 0);transform:none}
  .js .hero .eyebrow,.js .hero h1,.js .hero-aside{animation:rise 1s var(--ease) both}
  .js .hero h1{animation-delay:.08s}
  .js .hero-aside{animation-delay:.25s}
  .js .hero h1 em{background:linear-gradient(var(--red),var(--red)) 0 92%/0 1px no-repeat;animation:underline 1s .9s var(--ease) forwards}
  .js .film-frame{animation:unveil 1.4s .2s var(--ease) both}
  .js .film-video{animation:settle 2.2s .2s var(--ease) both}
  .js .page-intro .eyebrow,.js .page-intro h1,.js .page-intro .lede{animation:rise 1s var(--ease) both}
  .js .page-intro h1{animation-delay:.08s}
  .js .page-intro .lede{animation-delay:.22s}
}
@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes underline{to{background-size:100% 1px}}
@keyframes unveil{from{clip-path:inset(6% 5% 0 5% round 4px)}to{clip-path:inset(0 0 0 0 round 4px)}}
@keyframes settle{from{transform:scale(1.08)}to{transform:none}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}.read-progress{display:none}}

/* 12. Gabarits natifs QuietCMS (barre haute, sous-menus, fil d'Ariane, articles, listes, 404) */
.top-bar{background:var(--ink);color:var(--on-ink);font-size:13px;line-height:1}
.top-bar-inner{display:flex;justify-content:flex-end;gap:20px;padding-top:8px;padding-bottom:8px}
.site-nav li{position:relative}
.site-nav .sub-menu{position:absolute;top:100%;left:-16px;min-width:220px;display:none;flex-direction:column;gap:0;padding:10px 16px;background:var(--paper);border:1px solid var(--line);list-style:none;margin:0}
.site-nav li:hover > .sub-menu,.site-nav li:focus-within > .sub-menu{display:flex}
.breadcrumb-wrap{padding-top:20px;font-size:13.5px;color:var(--ink-3)}
.breadcrumb-wrap a:hover{color:var(--red)}
.page-header{padding:var(--s6) 0 var(--s4)}
.listing{padding-bottom:var(--s6)}
.listing-desc,.listing-intro,.listing-outro{max-width:var(--read);margin-top:20px}
.listing-empty{color:var(--ink-3)}
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s4);margin-top:var(--s4)}
.post-card{display:flex;flex-direction:column}
.post-card-media{overflow:hidden;border-radius:var(--radius)}
.post-card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .9s var(--ease)}
.post-card:hover .post-card-media img{transform:scale(1.04)}
.post-card-body{flex:1;display:flex;flex-direction:column;gap:12px;padding:22px 0}
.post-card-body h2{font-size:23px;line-height:1.25;letter-spacing:-.02em}
.post-card-body h2 a:hover{color:var(--red)}
.post-card-body p{font-size:15.5px;margin:0}
.post-card-body .link-more{margin-top:auto;font-weight:600;color:var(--ink)}
.pagination ul{display:flex;justify-content:center;gap:8px;list-style:none;margin:var(--s4) 0 0;padding:0}
.pagination a,.pagination span{display:block;min-width:42px;padding:10px;text-align:center;border:1px solid var(--line);border-radius:var(--radius)}
.pagination a:hover,.pagination a[aria-current]{background:var(--ink);border-color:var(--ink);color:#fff}
.entry{padding:var(--s6) 0}
.entry-header{max-width:900px;margin:0 auto var(--s4)}
.entry-cat{display:inline-block;margin-bottom:12px;color:var(--red);font-weight:600}
.entry-meta{display:flex;gap:20px;margin-top:16px;color:var(--ink-3);font-size:14px}
.entry-image{margin:0 0 var(--s4)}
.entry-image img{width:100%;border-radius:var(--radius)}
.entry-content{max-width:var(--read);margin:0 auto;font-size:18px;line-height:1.8}
.entry-content h2{font-size:34px;margin:1.4em 0 .5em}
.entry-content h3{font-size:25px;margin:1.2em 0 .5em}
.entry-content a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--red);text-underline-offset:4px}
.after-content{padding-bottom:var(--s5)}
.error-links{display:flex;flex-wrap:wrap;gap:15px;list-style:none;margin:28px 0 0;padding:0}
.link-more{color:var(--red)}

/* Schéma « ruche électronique » (page casiers, SVG dans le contenu) */
.hive-map{margin:0 0 var(--s5);padding:clamp(16px,3vw,40px);border:1px solid rgba(244,242,237,.14);border-radius:var(--radius)}
.hive-map svg{width:100%;height:auto;font-family:var(--font)}
.hm-links path{fill:none;stroke:rgba(244,242,237,.35);stroke-width:1.5}
.hm-links .hm-dash{stroke-dasharray:4 5}
.hm-node rect{fill:rgba(244,242,237,.06);stroke:rgba(244,242,237,.45);stroke-width:1.2}
.hm-node text{fill:var(--on-ink);font-size:19px;font-weight:600;text-anchor:middle}
.hm-node .hm-sub{fill:var(--on-ink-2);font-size:13px;font-weight:400}
.hm-node--red rect{fill:var(--red);stroke:var(--red)}
.hm-node--red .hm-sub{fill:#f6d9d6}
.hm-node--muted rect{fill:none;stroke-dasharray:4 4}
.hm-node--ghost rect{fill:none;stroke-dasharray:3 4;stroke:rgba(244,242,237,.3)}
.hm-label{fill:var(--sand);font-family:var(--font-accent);font-style:italic;font-size:17px;text-anchor:middle}
@media (prefers-reduced-motion:no-preference){
  .js .hive-map .hm-links path{stroke-dasharray:600;stroke-dashoffset:600;transition:stroke-dashoffset 1.6s var(--ease)}
  .js .hive-map.is-in .hm-links path{stroke-dashoffset:0}
  .js .hive-map.is-in .hm-links .hm-dash{stroke-dasharray:4 5}
}
.app-body h2{margin-bottom:28px}
.steps--spaced{margin-top:var(--s6)}
.contact-map{margin-top:28px}
.contact-info h1{margin-bottom:28px}