/*
  Dynamic Bois Charpente — page provisoire
  Version statique 1.0 · HTML/CSS/JS sans dépendances externes
  Adaptation de la maquette fournie par le client.
*/
:root {
  --navy: #0c2343;
  --navy-2: #173653;
  --blue: #0578ca;
  --blue-dark: #055fae;
  --sky: #eaf5ff;
  --text: #0e2442;
  --muted: #35495d;
  --white: #fff;
  --shadow: 0 6px 17px rgba(16,47,78,.14);
  --container: 1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:115px}
body{margin:0;font:400 16px/1.42 "Segoe UI",Arial,Helvetica,sans-serif;color:var(--text);background:#fff}
button,a{-webkit-tap-highlight-color:transparent}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:3px solid #3ca1ea;outline-offset:4px}
img{max-width:100%;display:block}
svg{display:block}
.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}
.icon{display:inline-block;flex:none;width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.container{width:min(calc(100% - 66px),var(--container));margin-inline:auto}
.section{scroll-margin-top:110px}
section[id], article[id]{scroll-margin-top:110px}
/* Topbar */
.topbar{background:linear-gradient(105deg,#204466 0%,#122e4a 65%,#0c213b 100%);color:#fff;font-size:12px}
.topbar__inner{min-height:33px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.topbar__item{display:inline-flex;gap:10px;align-items:center;white-space:nowrap}
.topbar__item:hover{text-decoration:underline;text-underline-offset:2px}
.topbar__item .icon{width:18px;height:18px;fill:currentColor;stroke-width:2.1}
.topbar__item .icon circle{fill:#153652;stroke:none}
/* Header */
.site-header{position:relative;z-index:20;background:rgba(255,255,255,.98);box-shadow:0 2px 6px rgba(0,0,0,.04)}
.header__inner{min-height:95px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;flex:none;width:260px;height:91px}
.brand img{width:100%;height:86px;object-fit:contain;object-position:left center}
.main-nav{display:flex;justify-content:flex-end;align-items:center;gap:clamp(14px,2.7vw,36px);height:100%;align-self:stretch}
.nav-link{align-self:stretch;display:inline-flex;align-items:center;position:relative;white-space:nowrap;font-weight:700;font-size:15px;letter-spacing:-.02em}
.nav-link::after{position:absolute;content:"";height:3px;bottom:24px;left:0;right:0;background:transparent;transform:scaleX(0);transition:transform .2s ease}
.nav-link:hover,.nav-link.is-active{color:#006ec9}
.nav-link:hover::after,.nav-link.is-active::after{background:#0277cb;transform:scaleX(1)}
.menu-toggle{display:none}
/* Hero */
.hero{min-height:385px;color:#fff;background-image:linear-gradient(90deg,rgba(9,22,33,.70) 0%,rgba(12,23,31,.49) 31%,rgba(8,26,41,.09) 68%,transparent 90%),url('../images/chantier-charpente.webp');background-repeat:no-repeat;background-size:cover;background-position:center 50%}
.hero__inner{display:flex;align-items:center;min-height:385px}
.hero__content{width:min(550px,56%);padding:18px 0 21px}
.hero h1{margin:0 0 10px;font-size:clamp(32px,3.6vw,50px);line-height:1.09;letter-spacing:-.035em;font-weight:800;text-shadow:0 1px 8px rgba(0,0,0,.21)}
.hero h1 span{display:table;background:#086dbd;color:#fff;padding:2px 12px 6px;margin:3px 0 0 -8px;font-style:italic;white-space:nowrap;transform:skew(-9deg);box-shadow:0 2px 5px rgba(0,0,0,.08)}
.hero h1 span::first-letter{transform:skew(9deg)}
.hero__lead{font-size:clamp(15px,1.7vw,20px);line-height:1.25;font-weight:500;margin:13px 0 15px;max-width:430px;text-shadow:0 1px 7px #071c2d}
.construction-notice{width:min(100%,400px);display:flex;gap:14px;align-items:center;background:rgba(255,255,255,.97);border-radius:11px;color:#122d50;padding:12px 15px;box-shadow:0 5px 10px rgba(0,0,0,.12)}
.construction-notice>.icon{width:38px;height:38px;color:#0375ca;stroke-width:1.7}
.construction-notice strong{font-size:18px;line-height:1.17}
.construction-notice em{display:inline-block;font-size:14px;line-height:1.25}
.hero__actions{display:flex;flex-wrap:wrap;gap:17px;margin-top:15px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:10px 18px;font-weight:750;font-size:14px;line-height:1.1;border-radius:7px;min-height:40px;white-space:nowrap;box-shadow:0 3px 8px rgba(0,0,0,.12);transition:background .2s,transform .2s,box-shadow .2s}
.button:hover{transform:translateY(-2px);box-shadow:0 6px 15px rgba(0,0,0,.17)}
.button .icon{width:21px;height:21px}
.button--primary{background:linear-gradient(180deg,#0a89df,#0565b3);border:1px solid #0c8dde;color:#fff}
.button--primary:hover{background:#065ba4}
.button--light{background:#fff;color:#0b2745}
.button--light .icon{color:#006bbe}
.button--light:hover{background:#e8f4ff}
/* Affiliation */
.group-band{min-height:46px;background:linear-gradient(90deg,#f6fbff,#e7f3ff 48%,#f3f9fe)}
.group-band__inner{display:flex;justify-content:center;align-items:center;gap:16px;min-height:46px}
.group-band__rule{width:80px;height:1px;background:#a5c5dd}
.group-band__icon{width:27px;height:27px;color:#005fb7}
.group-band p{margin:0;font-size:15px;line-height:1.35;text-align:center}
.group-band p a{font-weight:800;font-style:italic}
.group-band p a:hover{color:var(--blue);text-decoration:underline}
/* Sections */
.about{display:grid;grid-template-columns:.98fr 1.06fr;gap:34px;align-items:center;padding-block:35px 18px}
.about__photo{overflow:hidden;border-radius:11px;box-shadow:0 3px 10px rgba(12,33,60,.08)}
.about__photo img{width:100%;aspect-ratio:1.8/1;object-fit:cover}
.section-title{position:relative;margin:0 0 14px;padding-left:22px;font-size:clamp(28px,3vw,38px);line-height:1.11;font-weight:800;letter-spacing:-.035em;color:#10294c}
.section-title:before{content:"";position:absolute;top:3px;bottom:1px;left:5px;width:7px;background:#0878c8;transform:skew(-24deg)}
.about__content p{margin:0 0 12px;font-size:15.5px;line-height:1.3}
.expertise-list{display:grid;grid-template-columns:1fr 1fr;gap:0 17px}
.expertise-item{min-height:48px;display:flex;align-items:center;gap:18px;padding:2px 9px;border-bottom:1px solid #dbe6ef}
.expertise-item:nth-child(n+3){border-bottom:0}
.expertise-item:nth-child(odd){border-right:1px solid #dce6ef}
.expertise-item .icon{color:#0273cd;width:34px;height:34px;stroke-width:1.8}
.expertise-item strong{font-size:14.5px;letter-spacing:-.01em}
.services{padding-top:8px}
.services__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:19px}
.service-card{overflow:hidden;border-radius:11px;box-shadow:var(--shadow);background:#fff;transition:transform .2s,box-shadow .2s}
.service-card:hover{transform:translateY(-3px);box-shadow:0 9px 21px rgba(16,47,78,.18)}
.service-card>img{width:100%;aspect-ratio:2.45/1;object-fit:cover}
.service-card__body{position:relative;padding:7px 42px 11px 16px;min-height:78px}
.service-card h3{position:relative;margin:0 0 3px;padding-left:14px;font-size:20px;line-height:1.14;font-weight:800;letter-spacing:-.035em}
.service-card h3:before{content:"";position:absolute;left:1px;top:3px;bottom:1px;width:4px;background:var(--blue);transform:skew(-22deg)}
.service-card p{font-size:12.5px;line-height:1.26;margin:0}
.circle-link{position:absolute;right:10px;bottom:21px;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;border:1.7px solid #0879db;color:#0879db}
.circle-link .icon{width:17px;height:17px;stroke-width:2.2}
.circle-link:hover{background:#0879db;color:#fff}
.sectors{padding-top:29px;padding-bottom:29px}
.sectors__grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.sector-card{position:relative;min-height:170px;overflow:hidden;border-radius:10px;background-size:cover;background-position:center;box-shadow:var(--shadow)}
.sector-card--agriculture{background-image:url('../images/secteur-agricole.webp')}
.sector-card--industry{background-image:url('../images/secteur-industriel.webp')}
.sector-card__body{position:relative;margin:14px 0 0 14px;padding:10px 12px;width:46%;height:calc(100% - 28px);min-height:141px;border-radius:9px;background:rgba(255,255,255,.97);box-shadow:0 1px 5px rgba(0,0,0,.07);display:flex;flex-direction:column;align-items:flex-start}
.sector-card__icon{display:grid;place-items:center;background:#0878cb;color:#fff;border-radius:5px;width:40px;height:35px;margin-bottom:3px}
.sector-card__icon .icon{width:24px;height:24px;stroke-width:1.6}
.sector-card h3{font-size:18px;line-height:1.1;margin:0 0 7px;font-weight:800;letter-spacing:-.035em}
.sector-card p{font-size:12.4px;line-height:1.34;margin:0}
/* Contact */
.contact{background:#eaf4fd;position:relative;overflow:hidden;scroll-margin-top:110px}
.contact:before{content:"";position:absolute;z-index:0;inset:0 auto 0 0;width:46%;background-image:linear-gradient(105deg,rgba(4,102,184,.86),rgba(3,66,126,.96)),url('../images/contact-charpente.webp');background-position:center;background-size:cover;clip-path:polygon(0 0,100% 0,87% 100%,0 100%)}
.contact:after{content:"";position:absolute;z-index:0;left:0;top:0;bottom:0;width:min(12vw,140px);background:url('../images/contact-charpente.webp') center/cover no-repeat;clip-path:polygon(0 0,75% 0,0 100%)}
.contact__inner{position:relative;z-index:1;display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;gap:22px;min-height:155px;padding-block:16px}
.contact__intro{max-width:390px;padding-left:clamp(10px,6vw,85px);color:#fff}
.section-title--light{color:#fff;margin-bottom:13px}
.section-title--light:before{background:#fff}
.contact__intro p{font-size:15.5px;line-height:1.4;margin:0}
.contact__details{padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:17px;background:#fff;border-radius:11px;box-shadow:0 5px 15px rgba(26,62,93,.15)}
.contact__rows{display:flex;flex-direction:column;gap:9px;min-width:0;flex:1}
.contact__rows a{display:flex;align-items:center;gap:12px;min-width:0;font-size:12.7px;line-height:1.2}
.contact__rows a:hover span{text-decoration:underline;text-underline-offset:2px}
.contact__rows .icon{width:24px;height:24px;color:#0658a3;stroke-width:1.9}
.contact__quote{border-radius:6px;min-height:40px;padding:9px 12px;font-size:12.5px;box-shadow:0 4px 7px rgba(4,51,92,.2)}
/* Footer */
.site-footer{background:linear-gradient(110deg,#0a1c2e,#1b3a58 52%,#102a44);color:#fff}
.footer__inner{min-height:171px;padding-block:18px 24px;display:grid;grid-template-columns:1.65fr .73fr 1fr;gap:24px}
.footer__identity{display:flex;align-items:center;gap:20px;align-self:start;min-height:112px}
.footer__identity>a{display:block;width:190px;flex:none}
.footer__logo{width:190px;max-height:100px;object-fit:contain;filter:brightness(0) invert(1)}
.footer__identity p{margin:0;padding-left:20px;border-left:1px solid rgba(255,255,255,.65);font-size:12px;line-height:1.4;min-height:44px;display:flex;flex-direction:column;justify-content:center}
.footer__identity p a:hover{text-decoration:underline}
.footer__menu,.footer__contact{display:flex;flex-direction:column;gap:3px;padding-left:22px;border-left:1px solid rgba(255,255,255,.43)}
.site-footer h2{font-size:14px;margin:0 0 6px;font-weight:750}
.footer__menu a{font-size:12px;line-height:1.45}
.footer__menu a:before{content:'›';margin-right:11px;font-size:18px;line-height:10px}
.footer__menu a:hover,.footer__contact a:hover{text-decoration:underline;text-underline-offset:2px}
.footer__contact a{display:flex;gap:11px;align-items:center;font-size:12px;line-height:1.25;margin:0 0 5px}
.footer__contact .icon{width:20px;height:20px;stroke-width:1.85}
/* Tablet */
@media (min-width: 1200px){
 .topbar{font-size:13px}.topbar__inner{min-height:38px}.header__inner{min-height:106px}.brand{width:287px;height:100px}
 .hero,.hero__inner{min-height:500px}.hero__content{padding-block:30px}
 .construction-notice{width:450px}.hero__lead{margin-block:18px}
 .about{padding-block:44px 28px}.about__content p{font-size:17px}.expertise-item{min-height:60px}
 .service-card__body{min-height:96px;padding:12px 50px 16px 18px}.service-card h3{font-size:24px}.service-card p{font-size:15px}
 .circle-link{right:16px;bottom:27px;width:29px;height:29px}
 .sectors{padding-block:38px 44px}.sector-card{min-height:232px}.sector-card__body{min-height:202px;padding:17px 19px;width:44%}.sector-card h3{font-size:23px;margin-bottom:12px}.sector-card p{font-size:16px}.sector-card__icon{width:46px;height:42px;margin-bottom:8px}
 .contact__inner{min-height:200px}.contact__intro p{font-size:18px}.contact__details{padding:22px 23px}.contact__rows a{font-size:15px}.contact__quote{font-size:15px}
 .footer__inner{min-height:195px;padding-top:28px}.footer__identity>a,.footer__logo{width:220px}.footer__identity p,.footer__menu a,.footer__contact a{font-size:13px}
}
@media (max-width: 850px){
 .container{width:min(calc(100% - 40px),var(--container))}
 .topbar__address{display:none}
 .header__inner{min-height:88px}.brand{width:228px;height:83px}.brand img{height:78px}
 .main-nav{gap:14px}.nav-link{font-size:13px}
 .hero__content{width:min(520px,74%)}.hero h1{font-size:clamp(30px,4.6vw,39px)}
 .about{gap:22px;grid-template-columns:.95fr 1.05fr}.about__content p{font-size:14px}.section-title{font-size:28px}.expertise-item{gap:9px;padding-left:3px}.expertise-item .icon{width:27px;height:27px}.expertise-item strong{font-size:12px}
 .service-card__body{padding-right:29px}.service-card h3{font-size:19px}.service-card p{font-size:12px}.circle-link{right:5px;width:21px;height:21px}
 .sector-card__body{width:52%}.sector-card h3{font-size:16px}.sector-card p{font-size:11.7px}
 .contact__inner{grid-template-columns:.75fr 1.25fr;gap:10px}.contact__intro{padding-left:22px}.contact__details{gap:8px}.contact__quote{font-size:11.5px;padding-inline:8px}.contact__rows a{font-size:11px}
 .footer__inner{gap:12px}.footer__identity{gap:8px}.footer__identity>a{width:145px}.footer__logo{width:145px}.footer__identity p{padding-left:12px}.footer__menu,.footer__contact{padding-left:12px}
}
/* Mobile */
@media (max-width: 680px){
 html{scroll-padding-top:75px}
 .container{width:min(calc(100% - 32px),var(--container))}
 .topbar{font-size:11px}.topbar__inner{min-height:33px}.topbar__email{overflow:hidden;text-overflow:ellipsis}.topbar__email .icon{display:none}
 .topbar__item{gap:6px}.topbar__item:last-child .icon{display:none}
 .header__inner{min-height:73px}.brand{height:71px;width:195px}.brand img{height:67px}
 .menu-toggle{display:grid;place-items:center;width:44px;height:44px;background:#f0f7fe;border:1px solid #ccdfed;border-radius:8px;color:#0c65ae;cursor:pointer}
 .menu-toggle .icon{width:26px;height:26px}.menu-toggle .icon-close{display:none}.menu-toggle[aria-expanded="true"] .icon-menu{display:none}.menu-toggle[aria-expanded="true"] .icon-close{display:block}
 .main-nav{position:absolute;top:100%;left:0;right:0;height:auto;display:none;flex-direction:column;align-items:stretch;gap:0;padding:7px 16px 17px;background:#fff;border-top:1px solid #e5eff6;box-shadow:0 12px 24px rgba(9,28,44,.14)}
 .main-nav.is-open{display:flex}.nav-link{font-size:15px;align-self:stretch;padding:11px 9px;border-bottom:1px solid #eaf1f7}.nav-link:after{display:none}
 .hero{min-height:535px;background-position:61% center;background-image:linear-gradient(90deg,rgba(7,20,35,.84),rgba(7,20,35,.60) 58%,rgba(7,20,35,.19)),url('../images/chantier-charpente.webp')}
 .hero__inner{min-height:535px}.hero__content{width:100%;padding-block:30px}.hero h1{font-size:clamp(29px,6.5vw,40px)}
 .hero h1 span{font-size:clamp(25px,6vw,36px);white-space:normal;max-width:100%}.hero__lead{font-size:16px;line-height:1.38}.desktop-only{display:none}
 .construction-notice{width:min(100%,390px)}.construction-notice strong{font-size:16px}.construction-notice em{font-size:13px}
 .hero__actions{gap:10px}.hero__actions .button{font-size:12px;padding-inline:10px}.hero__actions .button .icon{width:18px;height:18px}
 .group-band__inner{gap:10px;padding-block:11px}.group-band p{font-size:12.8px}.group-band__rule{display:none}.group-band__icon{flex:none;width:23px}
 .about{display:flex;flex-direction:column;align-items:stretch;gap:21px;padding-block:28px 10px}.about__photo img{aspect-ratio:1.95/1}.about__content p{font-size:15px}.section-title{font-size:29px}
 .expertise-item{gap:10px;min-height:51px}.expertise-item strong{font-size:14px}
 .services{padding-top:22px}.services__grid{grid-template-columns:1fr;gap:19px}.service-card>img{aspect-ratio:2.55/1}.service-card__body{padding:12px 52px 16px 16px;min-height:86px}.service-card h3{font-size:22px}.service-card p{font-size:14px}.circle-link{right:16px;bottom:25px;width:28px;height:28px}
 .sectors{padding-block:32px}.sectors__grid{grid-template-columns:1fr;gap:18px}.sector-card{min-height:210px}.sector-card__body{width:49%;min-height:182px;padding:12px 13px}.sector-card h3{font-size:19px;margin-bottom:9px}.sector-card p{font-size:13px}.sector-card__icon{width:43px;height:38px}
 .contact:before{inset:0 0 auto 0;width:100%;height:200px;clip-path:none}.contact:after{height:200px;width:75px}
 .contact__inner{display:flex;flex-direction:column;align-items:stretch;gap:20px;padding-block:25px 28px}.contact__intro{padding:0 6px 0 55px;max-width:none;min-height:156px}.contact__intro p{font-size:15px;max-width:390px}.contact__details{padding:19px 14px}.contact__rows a{font-size:12.5px}
 .footer__inner{grid-template-columns:1fr 1fr;gap:20px 22px;padding-block:26px}.footer__identity{grid-column:1/-1;min-height:0;gap:18px}.footer__identity>a,.footer__logo{width:190px}.footer__identity p{font-size:12.5px;padding-left:16px}.footer__menu,.footer__contact{padding-left:13px}.footer__contact a{font-size:11px}
}
@media (max-width: 400px){
 .topbar__item{font-size:10px}.topbar__email{max-width:205px}
 .hero{min-height:555px}.hero__inner{min-height:555px}.hero__actions{flex-direction:column;align-items:stretch}.hero__actions .button{width:100%}
 .hero h1{font-size:29px}.hero h1 span{font-size:24px}
 .sector-card__body{width:53%}.sector-card p{font-size:12px}
 .contact__details{flex-direction:column;align-items:stretch}.contact__quote{align-self:flex-start}
 .footer__identity>a,.footer__logo{width:160px}.footer__identity p{font-size:11px}
 .footer__inner{grid-template-columns:1fr 1fr;gap:16px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
/* Le navigateur ne doit jamais reprendre la hauteur de présentation des attributs HTML. */
.about__photo img,.service-card>img{height:auto}
.sector-card__body{width:55%;}
@media (max-width:850px){.sector-card__body{width:58%}}
@media (max-width:680px){.sector-card__body{width:57%}}
.topbar__email .icon,.topbar__item:last-child .icon{fill:none}