/* Solution Thermo Fluide — styles locaux, aucune police ou image distante */
:root{--navy:#062b4d;--navy2:#041d33;--blue:#07528e;--red:#f21d2f;--ink:#0a2c4d;--muted:#627181;--pale:#f0f4f7;--line:#dce3e8;--white:#fff;--max:1030px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:14px;-webkit-font-smoothing:antialiased}button,a{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
.site-header{height:56px;background:#fff;position:relative;z-index:20;border-bottom:1px solid #edf0f2}.header-inner{height:56px;display:flex;align-items:center;justify-content:space-between}.logo-button{padding:0;border:0;background:transparent;display:flex;align-items:center}.logo-button img{width:162px;height:44px;object-fit:contain}.desktop-nav{height:100%;display:flex;align-items:center;gap:27px}.nav-link{height:100%;position:relative;border:0;background:none;color:#152b3e;font-size:10px;font-weight:700;letter-spacing:.02em;padding:0 0}.nav-link:after{content:"";height:2px;position:absolute;bottom:0;left:0;right:0;background:var(--red);transform:scaleX(0);transition:transform .2s}.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}.header-cta{background:var(--blue);border:0;color:#fff;padding:12px 18px;font-size:10px;font-weight:700;min-width:115px}.header-cta span{margin-left:14px}.menu-button,.mobile-nav{display:none}
.hero{min-height:380px;position:relative;display:flex;align-items:center;overflow:hidden;background:var(--navy)}.hero-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,31,55,.94) 0%,rgba(3,31,55,.77) 46%,rgba(3,31,55,.48) 100%)}.hero:after,.page-hero:after{content:"STF";position:absolute;right:-16px;bottom:-66px;color:rgba(28,92,143,.18);font-size:132px;font-weight:900;letter-spacing:-8px;pointer-events:none}.hero-content{position:relative;z-index:1;color:white;padding:64px 0 72px}.eyebrow{display:block;font-size:9px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#68798a;margin-bottom:13px}.eyebrow:before{content:"";display:inline-block;width:19px;height:2px;background:var(--red);vertical-align:middle;margin-right:8px}.eyebrow-light{color:#d8e2eb}.hero h1,.page-hero h1,.section h2,.cta-band h2{font-family:"Arial Narrow",Impact,Arial,sans-serif;font-stretch:condensed;font-weight:900;text-transform:uppercase;letter-spacing:-.025em}.hero h1{font-size:clamp(42px,5.2vw,62px);line-height:1.02;max-width:570px;margin:0 0 18px}.hero-content>p{font-size:12px;line-height:1.8;max-width:480px;color:#e0e8ee;margin:0}.hero-actions{display:flex;gap:10px;margin-top:23px}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:13px 17px;font-size:10px;font-weight:700;border:1px solid transparent;transition:background .2s,color .2s}.button-primary{background:var(--red);color:white}.button-primary:hover{background:#d81426}.button-secondary{border-color:rgba(255,255,255,.5);color:white;background:transparent}.button-secondary:hover{background:#fff;color:var(--navy)}
.section{padding:74px 0}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:62px;align-items:center}.image-frame{position:relative;padding:0 0 16px 0}.image-frame:after{content:none;display:none}.image-frame:before{content:none;display:none}.image-frame img,.story-image img{width:100%;height:330px;object-fit:cover;display:block}.section h2{font-size:clamp(30px,3.1vw,42px);line-height:1.03;margin:0 0 18px;color:var(--navy)}.about-copy>p,.story-copy p,.section-heading>p{font-size:11px;line-height:1.8;color:var(--muted)}.checks{display:grid;grid-template-columns:1fr 1fr;gap:13px 18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:17px 0;margin:20px 0}.checks span{font-size:10px;font-weight:700}.checks span:before{content:"✓";display:inline-flex;align-items:center;justify-content:center;background:var(--blue);color:white;border-radius:50%;width:14px;height:14px;margin-right:7px;font-size:9px}.text-link{border:0;background:transparent;color:var(--blue);font-size:10px;font-weight:700;padding:0;text-align:left}.text-link:hover{color:var(--red)}.text-link:after{content:" →";margin-left:5px}
.services-preview{background:var(--pale);padding:70px 0 76px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:28px}.section-heading h2{max-width:520px;margin:0}.section-heading>p{max-width:280px;margin:0 0 4px}.services-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}.service-card{grid-column:span 2;background:white;min-width:0}.service-card:nth-child(4){grid-column:2/span 2}.service-card:nth-child(5){grid-column:4/span 2}.service-image{width:100%;height:150px;object-fit:cover;display:block}.service-card-content{padding:18px 16px 20px}.service-number{display:none}.service-icon{color:var(--red);font-size:23px;margin-bottom:10px;line-height:1}.service-card h3{font-family:"Arial Narrow",Impact,Arial,sans-serif;font-size:19px;line-height:1.1;text-transform:uppercase;margin:0 0 10px;color:var(--navy)}.service-card p{font-size:10px;line-height:1.7;color:var(--muted);min-height:50px;margin:0 0 14px}.service-card .text-link{font-size:9px;text-transform:uppercase}
.page-hero{background:var(--navy);color:#fff;position:relative;overflow:hidden;padding:78px 0 70px;min-height:210px}.page-hero .container{position:relative;z-index:1}.page-hero h1{font-size:clamp(36px,4.2vw,51px);line-height:1.03;max-width:650px;margin:0 0 16px}.page-hero p{font-size:11px;line-height:1.8;max-width:490px;color:#d5e0e8;margin:0}
.service-details{padding-top:48px;padding-bottom:50px}.service-row{display:grid;grid-template-columns:1fr 1fr;gap:62px;align-items:center;margin:0 auto 48px;max-width:980px}.service-row:last-child{margin-bottom:0}.service-detail-image{width:100%;height:230px;object-fit:cover;display:block}.service-row.reverse .service-detail-image{order:2}.service-detail-copy h2{font-size:26px;margin-bottom:12px}.service-detail-copy p{font-size:10px;line-height:1.75;color:var(--muted)}.service-bullets{list-style:none;padding:12px 0 0;margin:13px 0 0;border-top:1px solid var(--line)}.service-bullets li{font-size:9px;font-weight:700;margin:9px 0}.service-bullets li:before{content:"✓";color:var(--red);margin-right:9px}
.commitments{background:var(--navy2);color:white;padding:55px 0 65px}.commitments .eyebrow{color:#e0e6eb}.commitment-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid rgba(255,255,255,.14)}.commitment-grid article{padding:23px 18px;min-height:130px;border-right:1px solid rgba(255,255,255,.14)}.commitment-grid article:last-child{border:0}.commitment-grid .number{color:var(--red);font-size:9px;font-weight:700}.commitment-grid h3{font-family:"Arial Narrow",Impact,Arial,sans-serif;text-transform:uppercase;font-size:19px;margin:20px 0 5px;color:#fff}.commitment-grid p{font-size:9px;line-height:1.6;color:#c0cbd5;margin:0}
.cta-band{background:var(--blue);color:#fff;padding:38px 0}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:28px}.cta-band .eyebrow{color:#d5e4ef;margin-bottom:12px}.cta-band h2{font-size:30px;line-height:1.05;color:#fff;margin:0;max-width:620px}.cta-band .button{min-width:145px;flex-shrink:0}
.contact-section{padding:76px 0 78px}.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}.contact-intro h2{font-size:39px;max-width:360px}.contact-intro p{font-size:11px;line-height:1.8;color:var(--muted);max-width:370px}.contact-details{border-top:3px solid var(--red)}.contact-item{display:grid;grid-template-columns:100px 1fr;gap:8px;padding:18px 0;border-bottom:1px solid var(--line);font-size:10px;line-height:1.7;color:#52677a}.contact-label{font-size:8px;text-transform:uppercase;color:var(--blue);font-weight:700;letter-spacing:.08em}.contact-item a:hover{color:var(--red)}
.site-footer{background:#061722;color:white;padding:43px 0 18px}.footer-main{display:grid;grid-template-columns:2fr 1fr 1fr;gap:55px}.footer-brand img{width:185px;height:48px;object-fit:contain;object-position:left center;margin-bottom:12px}.footer-brand p{font-size:9px;line-height:1.8;color:#aebbc6;max-width:280px}.footer-main h3{font-size:8px;text-transform:uppercase;letter-spacing:.12em;color:#8e9aa5;margin:5px 0 18px}.footer-main .footer-links{font-size:9px;line-height:2.6;color:#e3e9ee}.footer-main a:hover{color:#fff;text-decoration:underline}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);padding-top:17px;margin-top:30px;font-size:7px;letter-spacing:.05em;color:#74818c;text-transform:uppercase}
[hidden]{display:none!important}
@media(min-width:1200px){.hero{min-height:380px}}
@media(max-width:760px){.container{width:calc(100% - 36px)}.site-header,.header-inner{height:64px}.logo-button img{width:148px;height:44px}.desktop-nav,.header-cta{display:none}.menu-button{display:block;border:0;background:transparent;color:var(--navy);font-size:24px}.mobile-nav{display:flex;position:absolute;top:64px;left:0;right:0;background:#fff;box-shadow:0 12px 18px #001a2d18;padding:14px 18px;flex-direction:column;gap:0}.mobile-nav button{padding:15px;text-align:left;border:0;border-bottom:1px solid var(--line);background:#fff;color:var(--navy);font-size:12px;font-weight:700}.hero{min-height:470px}.hero-content{padding:65px 0}.hero h1{font-size:44px}.hero-actions{flex-wrap:wrap}.section{padding:56px 0}.about-grid,.contact-layout{grid-template-columns:1fr;gap:34px}.image-frame img,.story-image img{height:260px}.about-copy{order:-1}.section-heading{display:block}.section-heading>p{margin-top:15px}.services-grid{display:grid;grid-template-columns:1fr;gap:16px}.service-card,.service-card:nth-child(4),.service-card:nth-child(5){grid-column:auto}.service-image{height:210px}.service-card p{min-height:0}.page-hero{padding:62px 0 55px}.page-hero h1{font-size:38px}.service-details{padding-top:38px}.service-row,.service-row.reverse{grid-template-columns:1fr;gap:20px;margin-bottom:48px}.service-row.reverse .service-detail-image{order:0}.service-detail-image{height:230px}.service-detail-copy h2{font-size:29px}.commitment-grid{grid-template-columns:1fr 1fr}.commitment-grid article{border-bottom:1px solid rgba(255,255,255,.14)}.commitment-grid article:nth-child(2){border-right:0}.commitment-grid article:nth-child(3){border-bottom:0}.commitment-grid article:nth-child(4){border-right:0;border-bottom:0}.cta-inner{align-items:flex-start;flex-direction:column}.cta-band h2{font-size:27px}.contact-intro h2{font-size:35px}.contact-item{grid-template-columns:90px 1fr}.footer-main{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.footer-bottom{flex-direction:column;gap:8px}}
@media(max-width:390px){.hero h1{font-size:38px}.button{padding:12px 13px}.commitment-grid{grid-template-columns:1fr}.commitment-grid article{border-right:0!important;border-bottom:1px solid rgba(255,255,255,.14)!important}.commitment-grid article:last-child{border-bottom:0!important}.footer-main{grid-template-columns:1fr}.footer-brand{grid-column:auto}}



/* === TYPOGRAPHIE DESKTOP — dimensions validées par le client === */
@media (min-width: 761px) {
  /* Titres principaux sur toutes les pages */
  .hero h1,
  .page-hero h1 {
    font-size: 95px;
    line-height: 93.1px;
    max-width: 850px;
  }

  /* Titres H2 de toutes les sections */
  .section h2,
  .service-detail-copy h2,
  .contact-intro h2,
  .cta-band h2 {
    font-size: 63px;
    line-height: 61.3px;
  }

  /* Texte courant */
  .hero-content > p {
    font-size: 18px;
    line-height: 31.5px;
    max-width: 650px;
  }

  .page-hero p,
  .about-copy > p,
  .story-copy p,
  .section-heading > p,
  .service-card p,
  .service-detail-copy p,
  .contact-intro p,
  .commitment-grid p {
    font-size: 15px;
    line-height: 28.5px;
  }

  /* Boutons */
  .button,
  .header-cta { font-size: 15px;
  }

  /* Détails typographiques : augmentation générale d'environ 2 pt */
  .nav-link { font-size: 14.67px; }
  .eyebrow { font-size: 11.67px; }
  .checks span { font-size: 12.67px; }
  .text-link { font-size: 12.67px; }
  .service-card .text-link { font-size: 12px; }
  .service-card h3,
  .commitment-grid h3 { font-size: 21.67px; }
  .service-bullets li { font-size: 11.67px; }
  .contact-item { font-size: 12.67px; }
  .contact-label { font-size: 10.67px; }
  .footer-brand p { font-size: 11.67px; }
  .footer-main h3 { font-size: 10.67px; }
  .footer-main .footer-links { font-size: 11.67px; }
  .footer-bottom { font-size: 9.67px; }
  .commitment-grid .number { font-size: 11.67px; }
}



/* Ajustement demandé : titre de contact « Des échanges directs… » réduit de 10 px */
@media (min-width: 761px) {
  .contact-intro h2 {
    font-size: 53px;
    line-height: 1.03;
  }
}

/* LinkedIn : icône vectorielle intégrée, aucun fichier externe */
.linkedin-link{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;color:var(--blue);border:1px solid #dce5ec;border-radius:2px;flex-shrink:0}
.linkedin-link svg{width:21px;height:21px;fill:currentColor}
.linkedin-link:hover{background:var(--blue);color:#fff}
.projects-section{padding:68px 0 82px;background:#f0f4f7}
.projects-heading{max-width:640px;margin-bottom:30px}
.projects-heading h2{font-family:"Arial Narrow",Impact,Arial,sans-serif;text-transform:uppercase;font-size:clamp(34px,4vw,53px);line-height:1.03;margin:0 0 15px;color:var(--navy)}
.projects-heading p{font-size:15px;line-height:1.9;color:var(--muted);max-width:600px}
.projects-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.project-tile{margin:0;background:#fff;overflow:hidden;box-shadow:0 4px 18px rgba(3,31,55,.06)}
.project-tile img{width:100%;height:250px;object-fit:cover;display:block;transition:transform .35s}
.project-tile:hover img{transform:scale(1.025)}
.project-tile figcaption{display:flex;justify-content:space-between;gap:10px;padding:13px 14px;color:#5f7080;font-size:11px}
.project-tile figcaption span:first-child{color:var(--red);font-weight:700;letter-spacing:.08em}
.contact-layout{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr)}
.contact-form-wrap{margin-top:35px;padding-top:26px;border-top:3px solid var(--red)}
.contact-form-wrap h3{font-family:"Arial Narrow",Impact,Arial,sans-serif;text-transform:uppercase;font-size:27px;line-height:1.1;color:var(--navy);margin:0 0 8px}
.form-intro,.form-privacy{font-size:12px;line-height:1.6;color:var(--muted)}
.contact-form{display:grid;gap:16px;margin-top:20px}
.form-row{display:grid;gap:7px}
.form-row label{font-size:12px;font-weight:700;color:var(--navy)}
.form-row input,.form-row select,.form-row textarea{width:100%;border:1px solid #cfd9e1;border-radius:0;padding:12px 13px;font:inherit;font-size:14px;color:var(--ink);background:#fff;min-height:44px}
.form-row textarea{resize:vertical;line-height:1.6}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:2px solid rgba(7,82,142,.22);border-color:var(--blue)}
.form-honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.recaptcha-box{overflow-x:auto;max-width:100%;min-height:78px}
.form-submit{justify-self:start;min-height:46px;padding:14px 20px;font-size:13px}
.form-status{font-size:13px;line-height:1.5;color:var(--blue);margin:0}
@media(max-width:760px){
 .linkedin-link{width:34px;height:34px;margin-left:auto;margin-right:12px}
 .projects-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
 .project-tile img{height:180px}
 .projects-section{padding:45px 0 55px}
 .contact-layout{grid-template-columns:1fr;gap:35px}
 .contact-form-wrap{margin-top:28px}
}
@media(max-width:460px){
 .projects-grid{grid-template-columns:1fr}
 .project-tile img{height:230px}
}

.service-detail-copy h2 { font-size: 16px; }
  .contact-intro h2 { font-size: 29px; }
  .cta-band h2 { font-size: 20px; }
}
.contact-left { display:flex; flex-direction:column; min-height:100%; }
.contact-details { margin-top:32px; }
.contact-right .contact-form-wrap { margin-top:0; }

/* Titres H2 en casse de phrase, sans capitalisation forcée */
.hero h2, .section h2, .cta-band h2, .projects-heading h2, .contact-intro h2 { text-transform: none; }


/* Ajustement typographique desktop : H2 réduits de 6 px, interlignage équilibré. */
@media (min-width: 761px) {
  .section h2 { font-size: 67px; line-height: 1.02; }
  .service-detail-copy h2 { font-size: 30px; line-height: 1.12; }
  .contact-intro h2 { font-size: 57px; line-height: 1.04; }
  .cta-band h2 { font-size: 34px; line-height: 1.08; }
  .projects-heading h2 { font-size: 57px; line-height: 1.04; }
}
.hero h2, .page-hero h2, .section h2, .service-detail-copy h2,
.contact-intro h2, .cta-band h2, .projects-heading h2 {
  text-transform: none !important;
}