/* IA & Bâtiment — identity and first-screen refresh, October 2026. */
.site-header{border-bottom:1px solid #e9e7e1}
.header-inner{min-height:92px;padding-block:16px;gap:28px}
.iab-brand{display:inline-flex;align-items:center;gap:13px;color:var(--rh-navy);text-decoration:none}
.iab-brand .iab-brand-mark{width:51px;height:51px;flex:none}
.iab-brand>.iab-brand-copy{display:flex;flex-direction:column;gap:8px;font-size:inherit;letter-spacing:normal;line-height:1}
.iab-brand-name{font-size:27px;font-weight:430;letter-spacing:-1.1px;white-space:nowrap}
.iab-brand-name b{font-weight:700}.iab-brand-name i{font-style:normal;color:var(--rh-orange);font-weight:400}
.iab-brand small{margin:0;font-size:8.5px;letter-spacing:.16em;font-weight:550;line-height:1.25}
.site-header .primary-menu{gap:23px}.site-header .primary-menu a{font-size:12px;font-weight:500}
.site-header .primary-menu>li:last-child{padding-left:8px;border:0}
.site-header .primary-menu>li:last-child>a{padding:11px 19px;border:1px solid var(--rh-navy);border-radius:3px;color:var(--rh-navy)}
.site-header .primary-menu>li:last-child>a:hover{background:var(--rh-navy);color:#fff}
.iab-hero-v2{isolation:isolate;position:relative;grid-template-columns:1.14fr 1fr;gap:clamp(36px,5vw,78px);min-height:0;padding:44px 0 48px!important;border:0!important;align-items:center}
.iab-hero-v2::before{content:"";position:absolute;z-index:-1;inset:0 calc((min(1280px,100vw - var(--rh-gutter)*2) - 100vw)/2);background:#f6f3ec}
.iab-hero-v2 .eyebrow{font-size:10px;letter-spacing:.17em;gap:14px;margin-bottom:25px;line-height:1.5}
.iab-hero-v2 .eyebrow::before{width:31px;height:2px}
.iab-hero-v2 h1{font-size:clamp(44px,4.3vw,62px);line-height:1.045;letter-spacing:-.045em;margin-bottom:25px;font-weight:650}
.iab-hero-v2 h1>span{display:block}.iab-hero-v2 h1 em{display:block;font-size:1.085em;line-height:1.08;letter-spacing:-.045em;margin-top:3px}
.iab-hero-v2 .iab-lead{font-size:19px;line-height:1.6;max-width:31em;margin-bottom:14px}
.iab-hero-v2 .iab-hero-note{font-size:14px!important;line-height:1.7;color:#536173;margin-bottom:0;max-width:34em}
.iab-hero-v2 .iab-actions{margin:26px 0 20px;gap:18px 25px}
.iab-hero-v2 .iab-actions .button{padding:15px 20px;min-height:54px;font-size:13px;box-shadow:0 5px 14px #71401b0d}
.iab-hero-v2 .iab-actions .text-link{font-size:13px;color:var(--rh-navy);align-self:center;text-underline-offset:5px}
.iab-hero-v2 .iab-caption{font-size:11px!important;margin:0;line-height:1.6;color:#536173}
.iab-hero-media{min-width:0;position:relative;margin:0;padding:0 0 29px 0;align-self:center}
.iab-hero-photo{position:relative;background:#d5c6b5;overflow:hidden;aspect-ratio:1.16;border-radius:3px 3px 0 0}
.iab-hero-photo>img{width:100%;height:100%;object-fit:cover;object-position:50% 30%;display:block}
.iab-hero-media::before{content:"";position:absolute;left:20px;right:-15px;top:22px;bottom:28px;border:1px solid #cabba8;z-index:-1}
.iab-hero-photo-label{position:absolute;right:17px;top:17px;color:#fff;background:#0d2d40ed;padding:7px 10px;font-size:10px;font-weight:500;letter-spacing:.08em}
.iab-hero-proof{position:relative;margin:-44px 18px 0 -24px;display:grid;grid-template-columns:auto 1fr;gap:15px;align-items:center;background:#fff;padding:22px 25px;box-shadow:0 12px 35px #18303b12;border-left:3px solid var(--rh-orange)}
.iab-hero-proof svg{width:36px;height:40px;flex:none;color:var(--rh-navy)}
.iab-hero-proof p{margin:0!important;line-height:1.45;font-size:14px;color:var(--rh-navy)}
.iab-hero-proof strong{display:block;font-weight:650;font-size:15px;margin-bottom:4px}
.iab-hero-proof span{display:block;color:#536173;font-size:12px}
.iab-hero-media>figcaption{font-size:11px;line-height:1.5;color:#536173;position:absolute;bottom:0;left:0;right:0;text-align:right}
.footer-brand .iab-brand{color:#fff;margin-bottom:23px}
.footer-brand .iab-brand-name i{color:#e7b17c}.footer-brand .iab-brand small{color:#d1dce2}
@media(min-width:1440px){.iab-hero-v2{padding-block:50px!important}.iab-hero-photo{max-height:505px}.iab-hero-v2 .iab-actions{gap:18px 22px}}
@media(max-width:1080px){.header-inner{min-height:88px}.site-header .primary-menu{gap:0}.site-header .primary-menu a{font-size:16px}.site-header .primary-menu>li:last-child{padding:0}.site-header .primary-menu>li:last-child>a{display:inline-flex;margin-block:13px;padding:10px 20px}.iab-hero-v2{gap:35px}.iab-hero-v2 h1{font-size:45px}.iab-hero-v2 .eyebrow{font-size:9px;letter-spacing:.11em}.iab-hero-v2 .iab-lead{font-size:17px}.iab-hero-proof{padding:17px 19px;margin-left:-15px;gap:12px}.iab-hero-proof strong{font-size:13px}.iab-hero-proof span{font-size:11px}.iab-hero-proof svg{width:30px}.iab-hero-photo{aspect-ratio:1/1.3}}
@media(max-width:760px){.header-inner{min-height:79px;padding-block:12px;gap:12px}.iab-brand{gap:10px}.iab-brand .iab-brand-mark{width:42px;height:46px}.iab-brand-name{font-size:25px;letter-spacing:-.8px}.iab-brand>.iab-brand-copy{gap:7px}.iab-brand small{font-size:8px;letter-spacing:.10em}.menu-toggle{font-size:12px;padding:7px 10px;border-color:#c9d0d4}.iab-hero-v2{grid-template-columns:1fr;padding:30px 0 33px!important;gap:27px}.iab-hero-v2 .eyebrow{font-size:8px;letter-spacing:.13em;margin-bottom:21px;gap:11px}.iab-hero-v2 .eyebrow::before{width:24px}.iab-hero-v2 h1{font-size:clamp(38px,8.6vw,56px);line-height:1.04;margin-bottom:20px}.iab-hero-v2 h1 em{font-size:1.09em;line-height:1.06;margin-top:4px;max-width:550px}.iab-hero-v2 .iab-lead{font-size:16px;line-height:1.6;margin-bottom:0;max-width:35em}.iab-hero-v2 .iab-hero-note{display:none}.iab-hero-v2 .iab-actions{margin:23px 0 15px;gap:15px;align-items:center}.iab-hero-v2 .iab-actions .button{width:auto;min-height:54px;font-size:13px;padding:14px 16px}.iab-hero-v2 .iab-actions .text-link{font-size:12px}.iab-hero-v2 .iab-caption{font-size:10px!important}.iab-hero-media{width:100%;padding-bottom:24px}.iab-hero-photo{aspect-ratio:1.13;max-height:420px}.iab-hero-photo>img{object-position:50% 37%}.iab-hero-photo-label{font-size:9px;right:12px;top:12px}.iab-hero-media::before{left:10px;right:-8px;top:13px;bottom:24px}.iab-hero-proof{padding:17px;margin:-28px 14px 0 -7px}.iab-hero-proof strong{font-size:14px}.iab-hero-proof span{font-size:11px}.iab-hero-media>figcaption{font-size:10px;text-align:left}.footer-brand .iab-brand-name{font-size:25px}.footer-brand .iab-brand small{font-size:8px}}
@media(max-width:360px){.iab-brand-name{font-size:21px}.iab-brand .iab-brand-mark{width:36px}.iab-brand small{font-size:7.5px}.iab-hero-v2 h1{font-size:35px}.iab-hero-v2 .eyebrow{letter-spacing:.07em;font-size:7.5px}.iab-hero-proof{gap:9px;padding:14px}.iab-hero-proof strong{font-size:12px}}