/* ===== v2.11.0 · Page /ia (intelligence artificielle & automatisation) ===== */
.page-ia{background:#F3F5F8}
.page-ia header{position:fixed;left:0;right:0;top:0;background:rgba(246,247,249,.62);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(16,24,32,.06)}
.page-ia.avec-barre-admin header{top:44px}
.ia{--ia-nuit:#101820;--ia-txt:#3E4A56;--ia-ligne:rgba(16,24,32,.09);color:var(--ia-nuit)}
.ia-eyebrow{display:inline-flex;align-items:center;gap:10px;font:600 12px var(--mont);letter-spacing:.18em;text-transform:uppercase;color:var(--ia-txt);margin-bottom:18px}
.ia-eyebrow:before{content:"";width:26px;height:2px;background:var(--orange);border-radius:2px}
.ia-tag{display:inline-block;font:600 11px var(--mont);letter-spacing:.16em;text-transform:uppercase;color:#fff;background:var(--ia-nuit);padding:6px 10px;border-radius:6px;margin-bottom:16px}

/* ---- Film ---- */
.ia-hero{position:relative;height:620vh;background:#D6CFD1}
.ia-stage{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden}
#ia-canvas,.ia-noscript,#ia-loop{position:absolute;inset:0;width:100%;height:100%;display:block}
.ia-noscript{object-fit:cover}
#ia-loop{object-fit:cover;opacity:0;transition:opacity .6s ease;pointer-events:none}
#ia-loop.on{opacity:1}
.ia-hero:not(.pret) #ia-canvas{opacity:0}
#ia-canvas{transition:opacity .5s}
.ia-scrim{position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,rgba(243,245,248,.82) 0%,rgba(243,245,248,.5) 30%,rgba(243,245,248,0) 55%)}
.ia-beat{position:absolute;left:max(24px,6vw);bottom:13vh;max-width:560px;opacity:0;visibility:hidden;will-change:opacity,transform}
.ia-beat-1{opacity:1;visibility:visible}
.ia-beat h1{font:800 clamp(36px,4.8vw,66px)/1.02 var(--mont);letter-spacing:-.035em;margin:0 0 20px}
.ia-beat h2{font:800 clamp(30px,3.6vw,50px)/1.05 var(--mont);letter-spacing:-.03em;margin:0 0 16px}
.ia-beat p{font-size:clamp(16px,1.25vw,19px);line-height:1.55;color:var(--ia-txt);margin:0;max-width:480px}
.ia-cta{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:28px}
.ia-ghost{font:700 15px var(--mont);color:var(--ia-nuit);text-decoration:none;border-bottom:2px solid var(--ia-nuit);padding-bottom:3px}
.ia-ghost:hover{color:var(--orange);border-color:var(--orange)}
.ia-side{position:absolute;right:28px;top:108px;width:210px;display:grid;gap:10px}
.ia-side div{background:rgba(255,255,255,.5);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.6);border-radius:14px;padding:12px 14px}
.ia-side small{display:block;font:600 10px var(--mont);letter-spacing:.16em;text-transform:uppercase;color:var(--ia-txt);margin-bottom:4px}
.ia-side b{font:700 14px/1.3 var(--mont)}
.ia-hint{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;font:600 11px var(--mont);letter-spacing:.2em;text-transform:uppercase;color:var(--ia-txt);transition:opacity .4s}
.ia-hint i{width:2px;height:34px;background:linear-gradient(var(--ia-nuit),transparent);animation:ia-hint 1.8s ease-in-out infinite;transform-origin:top}
@keyframes ia-hint{0%{transform:scaleY(0)}50%{transform:scaleY(1)}100%{transform:scaleY(1);opacity:0}}
.ia-progress{position:absolute;left:0;right:0;bottom:0;height:3px;background:rgba(16,24,32,.06)}
.ia-progress i,.ia-load i{display:block;height:100%;background:var(--orange);transform:scaleX(0);transform-origin:left}
.ia-load{position:absolute;left:0;right:0;top:0;height:2px;z-index:2;transition:opacity .6s}
.ia-load i{background:var(--expert);transition:transform .2s}
.ia-load.fini{opacity:0}

/* ---- Sections ---- */
.ia-sec{padding:120px 0}
.ia-head{max-width:720px;margin-bottom:56px}
.ia-head h2{font:800 clamp(32px,3.6vw,52px)/1.06 var(--mont);letter-spacing:-.03em;margin:0 0 18px}
.ia-head p{font-size:18px;line-height:1.6;color:var(--ia-txt);margin:0}
.ia-offres{background:#fff}
.ia-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ia-card{background:#F6F8FA;border:1px solid var(--ia-ligne);border-radius:22px;padding:28px 24px 26px;display:flex;flex-direction:column}
.ia-num{font:800 44px var(--mont);letter-spacing:-.04em;color:var(--orange);line-height:1;margin-bottom:26px}
.ia-card h3{font:700 20px/1.2 var(--mont);letter-spacing:-.01em;margin:0 0 12px}
.ia-card p{font-size:15px;line-height:1.6;color:var(--ia-txt);margin:0 0 20px;flex:1}
.ia-card ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.ia-card li{font:600 11px var(--mont);letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--ia-ligne);border-radius:999px;padding:5px 10px;color:var(--ia-txt);background:#fff}

.ia-band{background:var(--ia-nuit);color:#fff;padding:34px 0;overflow:hidden}
.ia-band-t{text-align:center;font:600 12px var(--mont);letter-spacing:.2em;text-transform:uppercase;color:#9FB3C2;margin:0 0 18px}
.ia-marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.ia-marquee div{display:flex;gap:14px;width:max-content;animation:ia-defile 38s linear infinite}
.ia-marquee span{font:700 20px var(--mont);white-space:nowrap;padding:10px 22px;border:1px solid rgba(255,255,255,.14);border-radius:999px}
.ia-marquee span:nth-child(3n){color:var(--orange)}
@keyframes ia-defile{to{transform:translateX(-50%)}}

.ia-cas-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:64px;align-items:center}
.ia-cas-visuel img,.ia-note-visuel img,.ia-faq-visuel img{width:100%;height:auto;display:block;border-radius:24px}
.ia-cas-visuel img{aspect-ratio:4/5;object-fit:cover;object-position:62% 50%}
.ia-cas .ia-head{margin-bottom:30px}
.ia-cas-list{display:grid;gap:12px}
.ia-cas-item{background:#fff;border:1px solid var(--ia-ligne);border-radius:18px;padding:18px 22px}
.ia-cas-item b{font:700 15px var(--mont);display:block;margin-bottom:6px}
.ia-cas-item p{margin:0;font-size:15px;line-height:1.6;color:var(--ia-txt)}
.ia-cas-item:last-child{background:var(--ia-nuit);color:#fff;border-color:var(--ia-nuit)}
.ia-cas-item:last-child b{color:var(--orange)}.ia-cas-item:last-child p{color:#C9D6E0}

.ia-approche{background:#fff}
.ia-approche-grid{display:grid;grid-template-columns:1fr 1.2fr 1fr;gap:40px;align-items:center}
.ia-note h3{font:800 26px/1.15 var(--mont);letter-spacing:-.02em;margin:0 0 14px}
.ia-note p{font-size:16px;line-height:1.65;color:var(--ia-txt);margin:0}
.ia-note-visuel img{aspect-ratio:1;object-fit:cover}

.ia-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.ia-steps li{position:relative;background:#fff;border:1px solid var(--ia-ligne);border-radius:22px;padding:26px 24px}
.ia-step-n{display:block;font:800 56px var(--mont);letter-spacing:-.05em;line-height:1;color:transparent;-webkit-text-stroke:1.5px var(--ia-nuit);margin-bottom:18px}
.ia-steps li:first-child .ia-step-n{-webkit-text-stroke:0;color:var(--orange)}
.ia-steps small{font:600 11px var(--mont);letter-spacing:.14em;text-transform:uppercase;color:var(--ia-txt)}
.ia-steps h3{font:700 20px var(--mont);margin:8px 0 10px}
.ia-steps p{font-size:15px;line-height:1.6;color:var(--ia-txt);margin:0}
.ia-methode-cta{margin-top:40px;text-align:center}

.ia-chiffres{background:var(--ia-nuit);color:#fff;padding:90px 0}
.ia-chiffres-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.ia-chiffres b{display:block;font:800 clamp(44px,5vw,72px) var(--mont);letter-spacing:-.04em;line-height:1;margin-bottom:12px}
.ia-chiffres div:nth-child(2) b{color:var(--orange)}
.ia-chiffres span{font-size:15px;color:#AFC1CE;line-height:1.5}

.ia-faq-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:start}
.ia-faq-visuel{margin-top:30px}
.ia-faq-visuel img{aspect-ratio:16/10;object-fit:cover;object-position:60% 50%}
.ia-faq-list details{background:#fff;border:1px solid var(--ia-ligne);border-radius:18px;padding:0 24px;margin-bottom:12px}
.ia-faq-list summary{cursor:pointer;list-style:none;font:700 17px var(--mont);padding:22px 30px 22px 0;position:relative}
.ia-faq-list summary::-webkit-details-marker{display:none}
.ia-faq-list summary:after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:24px;color:var(--orange);transition:transform .25s}
.ia-faq-list details[open] summary:after{transform:translateY(-50%) rotate(45deg)}
.ia-faq-list details p{margin:0 0 22px;font-size:16px;line-height:1.65;color:var(--ia-txt)}
.page-ia .contact h2 .c{color:var(--orange)}

@media(max-width:1100px){
  .ia-side{display:none}
  .ia-cards,.ia-steps{grid-template-columns:repeat(2,1fr)}
  .ia-approche-grid{grid-template-columns:1fr 1fr}.ia-note-visuel{grid-column:1/-1;order:-1}
}
@media(max-width:767px){
  .ia-hero{height:520vh}
  .ia-scrim{display:none}
  .ia-hint{display:none}
  #ia-loop{bottom:auto;-webkit-mask-image:linear-gradient(180deg,#000 85%,transparent);mask-image:linear-gradient(180deg,#000 85%,transparent)}
  .ia-beat{left:20px;right:20px;bottom:34px;max-width:none}
  .ia-beat h1{font-size:33px}.ia-beat h2{font-size:27px}.ia-beat p{font-size:15.5px}
  .ia-cta{margin-top:20px;gap:14px}.ia-cta .btn{height:48px;font-size:14px;padding:0 20px}
  .ia-hint{bottom:18px}
  .ia-sec{padding:76px 0}.ia-head{margin-bottom:34px}
  .ia-cards,.ia-steps,.ia-cas-grid,.ia-approche-grid,.ia-chiffres-grid,.ia-faq-grid{grid-template-columns:1fr;gap:16px}
  .ia-cas-grid,.ia-faq-grid{gap:34px}
  .ia-cas-visuel img{aspect-ratio:16/11}
  .ia-chiffres{padding:64px 0}.ia-chiffres-grid{grid-template-columns:1fr 1fr;gap:28px 18px}
  .ia-marquee span{font-size:16px}
}
@media(prefers-reduced-motion:reduce){.ia-marquee div{animation:none;flex-wrap:wrap;width:auto;justify-content:center}.ia-hint i{animation:none}}