:root{
  --navy:#08254a;
  --navy-2:#0d376c;
  --orange:#ff7a00;
  --yellow:#ffc400;
  --ink:#102036;
  --muted:#66758a;
  --soft:#f5f7fb;
  --white:#ffffff;
  --line:#e6ebf2;
  --shadow:0 18px 45px rgba(8,37,74,.12);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,Arial,sans-serif;
  color:var(--ink);
  line-height:1.65;
  background-color:#eef3f8;
  background-image:radial-gradient(circle at 1px 1px,rgba(8,37,74,.10) 1.2px,transparent 1.3px);
  background-size:24px 24px;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:Montserrat,Inter,sans-serif;line-height:1.08;margin-top:0}
h1{font-size:clamp(2.6rem,6vw,5.3rem)}
h2{font-size:clamp(2rem,4vw,3.6rem)}
h3{font-size:1.15rem}
p{margin:0 0 1rem}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-weight:800;font-size:.78rem;color:var(--orange);margin-bottom:.8rem}
.light{color:#fff}
.section{padding:100px max(24px,calc((100vw - 1180px)/2));background:rgba(248,250,253,.92)}
.poster-section,.testimonials,.areas{background:rgba(248,250,253,.92)}
.section-soft{
  background-color:#e9f0f7!important;
  background-image:
    linear-gradient(135deg,rgba(8,37,74,.028) 25%,transparent 25%),
    linear-gradient(225deg,rgba(8,37,74,.028) 25%,transparent 25%),
    linear-gradient(45deg,rgba(8,37,74,.028) 25%,transparent 25%),
    linear-gradient(315deg,rgba(8,37,74,.028) 25%,#e9f0f7 25%)!important;
  background-position:12px 0,12px 0,0 0,0 0;
  background-size:24px 24px;
}
.section.section-dark,.section-dark{background:linear-gradient(135deg,#183b56 0%,#244f68 100%);color:#fff}
.section-dark .section-heading h2,.section-dark .section-heading p{color:#fff}
.section-dark .eyebrow{color:#ffd267}
.section-heading{max-width:760px;margin-bottom:45px}
.section-heading.light h2{color:#fff}

.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid rgba(8,37,74,.07)}
.nav-wrap{max-width:1240px;min-height:88px;margin:auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--navy)}
.brand img{width:82px;height:68px;object-fit:contain}
.brand span{font-size:1.05rem}
.main-nav{display:flex;align-items:center;gap:26px;font-weight:700}
.main-nav a:not(.btn){position:relative}
.main-nav a:not(.btn)::after{content:"";position:absolute;height:2px;background:var(--orange);left:0;right:100%;bottom:-7px;transition:.25s}
.main-nav a:hover::after,.main-nav a.active::after{right:0}
.menu-toggle{display:none;background:none;border:0;font-size:1.7rem;color:var(--navy)}

.btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--yellow),var(--orange));color:var(--navy);font-weight:800;padding:15px 22px;border-radius:999px;box-shadow:0 10px 25px rgba(255,122,0,.22);transition:.25s;border:0;cursor:pointer}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(255,122,0,.3)}
.btn-small{padding:11px 18px}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.6);box-shadow:none}
.btn-ghost:hover{background:#fff;color:var(--navy)}
.text-link{font-weight:800;color:var(--navy)}
.text-link:hover{color:var(--orange)}
.error-content{min-height:350px;text-align:center}
.error-content h2{color:var(--navy)}
.error-content p{max-width:680px;margin:0 auto 24px}
.error-link{display:inline-block;margin-left:22px}

.hero{position:relative;min-height:78vh;display:flex;align-items:center;background-size:cover;background-position:center}
.hero-home{background-image:url('images/couverture-tuiles.jpg');background-attachment:fixed;background-position:center center;background-repeat:no-repeat}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,24,49,.88) 0%,rgba(3,24,49,.65) 45%,rgba(3,24,49,.18) 100%)}
.hero-content{position:relative;z-index:1;color:#fff;max-width:850px;margin-left:max(24px,calc((100vw - 1180px)/2));padding:90px 0}
.hero-content h1{margin-bottom:22px}
.hero-subtitle{font-size:1.15rem;font-weight:700}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}

.trust-strip{display:grid;grid-template-columns:repeat(4,1fr);background:var(--navy);color:#fff;text-align:center;font-weight:800}
.trust-strip div{padding:22px;border-right:1px solid rgba(255,255,255,.14)}
.trust-strip div:last-child{border-right:0}

.split{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center;padding-top:115px}
.split-media img{width:100%;height:560px;object-fit:cover;border-radius:28px;box-shadow:var(--shadow)}
.split-content p{color:var(--muted);font-size:1.05rem}
.split-content h2{color:var(--navy)}

.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.service-card{padding:30px;background:#fff;border:1px solid var(--line);border-radius:22px;transition:.25s}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.service-card span{display:inline-flex;width:42px;height:42px;border-radius:50%;align-items:center;justify-content:center;background:#fff5e8;color:var(--orange);font-weight:800;margin-bottom:18px}
.service-card p{color:var(--muted);margin-bottom:0}

.cta-image{position:relative;min-height:560px;background:url('images/renovation-toiture.jpg') center/cover;display:flex;align-items:center}
.cta-image-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,37,74,.9),rgba(8,37,74,.25))}
.cta-image-content{position:relative;z-index:1;color:#fff;max-width:650px;margin-left:max(24px,calc((100vw - 1180px)/2));padding:90px 0}
.cta-image-content p{font-size:1.1rem}

.poster-section{text-align:center;padding-bottom:42px}
.poster-section .section-heading{margin-left:auto;margin-right:auto}
.poster{width:min(950px,100%);margin:auto;border-radius:28px;box-shadow:var(--shadow)}

.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:50px}
.stats-grid div{border:1px solid rgba(255,255,255,.15);border-radius:20px;padding:30px;text-align:center}
.stats-grid strong{display:block;font:800 3.2rem Montserrat;color:var(--yellow)}
.stats-grid span{color:#dbe6f3}

.testimonial-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.testimonial-card{display:flex;gap:20px;padding:30px;border:1px solid var(--line);border-radius:24px;box-shadow:0 12px 35px rgba(8,37,74,.06)}
.client-photo{width:82px;height:82px;border:4px solid #fff;border-radius:50%;flex:0 0 82px;object-fit:cover;object-position:center;box-shadow:0 8px 24px rgba(8,37,74,.16)}
.placeholder-photo{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;font-weight:800}
.stars{color:var(--orange);letter-spacing:.12em;margin-bottom:10px}

.area-layout{display:grid;grid-template-columns:220px 1fr;gap:60px;align-items:center}
.department-badge{width:200px;height:200px;border-radius:50%;background:linear-gradient(135deg,var(--navy),var(--navy-2));display:flex;align-items:center;justify-content:center;color:var(--yellow);font:800 5rem Montserrat;box-shadow:var(--shadow)}
.city-cloud{display:flex;flex-wrap:wrap;gap:12px}
.city-cloud span{padding:10px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;font-weight:700}

.final-cta{padding:75px max(24px,calc((100vw - 1180px)/2));background:linear-gradient(135deg,#eaf4fb 0%,#d7eaf7 55%,#f7fbfe 100%);color:var(--navy);border-top:1px solid #c9deed;border-bottom:1px solid #c9deed;display:flex;align-items:center;justify-content:space-between;gap:40px}
.final-cta h2{margin-bottom:10px}
.final-cta h2,.final-cta p{color:var(--navy)}
.final-cta .eyebrow,.final-cta .light{color:var(--orange)}
.final-cta .btn{box-shadow:0 12px 28px rgba(255,122,0,.24)}

.page-hero{position:relative;min-height:48vh;display:flex;align-items:end;background-size:cover;background-position:center}
.page-hero-contact{background-image:url('images/pose-etancheite.jpg')}
.page-hero-content{position:relative;z-index:1;color:#fff;padding:80px max(24px,calc((100vw - 1180px)/2));max-width:1050px}
.page-hero-content h1{margin-bottom:12px}

.contact-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px}
.contact-panel h2{color:var(--navy)}
.contact-cards{display:grid;gap:14px;margin:30px 0}
.contact-cards a,.contact-cards div{display:flex;flex-direction:column;padding:18px;border:1px solid var(--line);border-radius:16px;background:var(--soft)}
.contact-cards strong{color:var(--navy)}
.reassurance{font-weight:800;color:var(--navy)}
.quote-form{background:#fff;border:1px solid var(--line);border-radius:28px;padding:38px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.quote-form label{display:flex;flex-direction:column;gap:8px;font-weight:700;margin-bottom:16px}
.quote-form input,.quote-form select,.quote-form textarea{width:100%;padding:14px;border:1px solid #ccd6e3;border-radius:12px;font:inherit;background:#fff}
.quote-form input:focus,.quote-form select:focus,.quote-form textarea:focus{outline:2px solid rgba(255,122,0,.25);border-color:var(--orange)}
.checkbox{display:flex!important;flex-direction:row!important;align-items:flex-start;font-weight:500!important}
.checkbox input{width:auto;margin-top:5px}
.form-submit{width:100%}
.form-note{font-size:.85rem;color:var(--muted);margin-top:12px}
.form-status{display:none;margin:16px 0 0;padding:14px 16px;border-radius:12px;font-weight:700}
.form-status.is-success{display:block;color:#14532d;background:#dcfce7;border:1px solid #86efac}
.form-status.is-error{display:block;color:#7f1d1d;background:#fee2e2;border:1px solid #fca5a5}
.website-field{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}

.legal-hero{background:var(--navy);color:#fff}
.legal-hero-inner{padding:80px max(24px,calc((100vw - 1180px)/2))}
.legal-content{max-width:1000px;margin:auto}
.legal-content h2{font-size:1.5rem;margin-top:42px;color:var(--navy)}

.site-footer{background:#061b35;color:#c8d5e5}
.footer-grid{max-width:1180px;margin:auto;padding:55px 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.site-footer strong{color:#fff}
.site-footer a:hover{color:var(--yellow)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);text-align:center;padding:18px 24px;font-size:.9rem}

.reveal-left,.reveal-right,.reveal-up{opacity:0;transition:opacity .8s ease,transform .8s ease}
.reveal-left{transform:translateX(-45px)}
.reveal-right{transform:translateX(45px)}
.reveal-up{transform:translateY(35px)}
.visible{opacity:1!important;transform:none!important}

@media (max-width:900px){
  .menu-toggle{display:block}
  .main-nav{position:absolute;top:77px;left:0;right:0;background:#fff;padding:22px 24px;display:none;flex-direction:column;align-items:flex-start;border-bottom:1px solid var(--line)}
  .main-nav.open{display:flex}
  .brand span{display:none}
  .hero{min-height:70vh}
  .hero-home{background-attachment:scroll}
  .hero-content{padding-right:24px}
  .trust-strip{grid-template-columns:1fr 1fr}
  .split,.contact-layout,.area-layout{grid-template-columns:1fr}
  .split-media img{height:420px}
  .cards-grid{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .testimonial-grid{grid-template-columns:1fr}
  .department-badge{width:160px;height:160px;font-size:4rem}
  .final-cta{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr}
}

@media (max-width:600px){
  .section{padding-top:72px;padding-bottom:72px}
  .cards-grid,.stats-grid,.form-grid,.footer-grid{grid-template-columns:1fr}
  .trust-strip{grid-template-columns:1fr}
  .trust-strip div{border-right:0;border-bottom:1px solid rgba(255,255,255,.14)}
  .hero-content{padding-top:70px;padding-bottom:70px}
  .hero-actions{flex-direction:column;align-items:flex-start}
  .split-media img{height:300px}
  .quote-form{padding:24px}
  .client-photo{width:68px;height:68px;flex-basis:68px}
}


/* Composants de la page d'accueil */
.section-pattern{
  background-color:#fbfcfe;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(8,37,74,.075) 1px, transparent 1.2px);
  background-size:22px 22px;
}
.hero-dynamic{
  min-height:82vh;
  margin-bottom:28px;
  overflow:hidden;
  isolation:isolate;
}
.hero-dynamic .hero-overlay{
  background:
    linear-gradient(90deg,rgba(3,24,49,.94) 0%,rgba(3,24,49,.72) 43%,rgba(3,24,49,.12) 77%),
    linear-gradient(0deg,rgba(0,0,0,.12),rgba(0,0,0,.12));
}
.hero-dynamic::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:0;
  background:linear-gradient(115deg,transparent 0 61%,rgba(255,122,0,.15) 61.2% 64%,transparent 64.2%);
  pointer-events:none;
}
.hero-accent{
  position:absolute;
  z-index:1;
  border:2px solid rgba(255,196,0,.6);
  transform:rotate(-14deg);
  pointer-events:none;
}
.hero-accent-one{width:380px;height:380px;border-radius:46px;right:-145px;top:-105px}
.hero-accent-two{width:220px;height:220px;border-radius:34px;right:6%;bottom:-130px;border-color:rgba(255,122,0,.55)}
.hero-content h1{
  max-width:820px;
  text-shadow:0 8px 30px rgba(0,0,0,.3);
}
.hero-kicker{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  text-transform:uppercase;
  letter-spacing:.13em;
  font-weight:800;
  font-size:.76rem;
  color:#fff;
  margin-bottom:20px;
}
.hero-kicker-dot{width:8px;height:8px;border-radius:50%;background:var(--yellow)}
.hero-proof{
  position:absolute;
  z-index:3;
  right:max(24px,calc((100vw - 1180px)/2));
  bottom:38px;
  display:flex;
  align-items:center;
  gap:14px;
  padding:16px 20px;
  color:#fff;
  background:rgba(6,27,53,.88);
  border:1px solid rgba(255,255,255,.16);
  border-radius:18px;
  backdrop-filter:blur(8px);
  box-shadow:0 18px 35px rgba(0,0,0,.2);
}
.proof-number{
  font:800 2.4rem Montserrat;
  color:var(--yellow);
  line-height:1;
}
.hero-proof strong,.hero-proof span{display:block}
.hero-proof span{font-size:.82rem;color:#dbe6f3}

.services-band{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  background:linear-gradient(135deg,#183b56 0%,#245a78 100%);
  color:#fff;
  padding:0 max(24px,calc((100vw - 1180px)/2));
  box-shadow:0 16px 38px rgba(8,37,74,.16);
}
.service-band-item{
  min-height:150px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-align:center;
  gap:7px;
  padding:20px 12px;
  border-right:1px solid rgba(255,255,255,.14);
  transition:.25s;
}
.service-band-item:first-child{border-left:1px solid rgba(255,255,255,.14)}
.service-band-item:hover{
  background:linear-gradient(180deg,#1f678f,#2b8fbd);
  transform:translateY(-3px);
}
.service-icon{
  font-size:2.1rem;
  color:#fff;
  line-height:1;
  margin-bottom:4px;
}
.service-band-item strong{font-size:.96rem}
.service-band-item small{color:#e1edf5;font-size:.75rem}

.certifications{
  padding:68px max(24px,calc((100vw - 1180px)/2));
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:70px;
  align-items:center;
  margin:30px 0;
  border:0;
  background-color:#edf3f8;
  background-image:radial-gradient(circle at 1px 1px,rgba(8,37,74,.09) 1px,transparent 1.1px);
  background-size:22px 22px;
}
.cert-copy h2{color:var(--navy);font-size:clamp(1.8rem,3vw,3rem)}
.cert-copy p:last-child{color:var(--muted);max-width:700px}
.cert-logos{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cert-card{
  min-height:190px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:12px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:0 14px 35px rgba(8,37,74,.08);
  padding:22px;
}
.cert-card img{
  width:125px;
  height:105px;
  object-fit:contain;
}
.cert-card span{
  font-weight:800;
  color:var(--navy);
}

@media (max-width:1000px){
  .services-band{grid-template-columns:repeat(3,1fr)}
  .certifications{grid-template-columns:1fr}
  .hero-proof{right:24px}
}
@media (max-width:700px){
  .brand-large img{width:68px;height:58px}
  .nav-wrap{min-height:78px}
  .services-band{grid-template-columns:repeat(2,1fr)}
  .hero-proof{position:relative;right:auto;bottom:auto;margin:0 24px 24px;width:max-content;max-width:calc(100% - 48px)}
  .cert-logos{grid-template-columns:1fr 1fr}
}
@media (max-width:480px){
  .services-band{grid-template-columns:1fr}
  .service-band-item{min-height:115px}
  .cert-logos{grid-template-columns:1fr}
}


/* Référencement local */
.local-seo-block{
  padding-top:54px;
  padding-bottom:54px;
}
.local-seo-panel{
  max-width:1180px;
  margin:0 auto;
  padding:46px;
  border:1px solid rgba(8,37,74,.10);
  border-radius:30px;
  background:linear-gradient(135deg,rgba(255,255,255,.98),rgba(238,244,249,.96));
  box-shadow:0 18px 50px rgba(8,37,74,.08);
}
.local-seo-content h2{
  color:var(--navy);
  margin-bottom:18px;
}
.local-seo-intro,
.local-seo-text,
.local-seo-note{
  color:var(--muted);
  max-width:850px;
}
.local-seo-intro{
  font-size:1.05rem;
  line-height:1.8;
}
.local-seo-text{
  font-weight:800;
  color:var(--navy);
  margin-top:22px;
  margin-bottom:14px;
}
.local-seo-note{
  margin-top:22px;
  margin-bottom:0;
}
.local-seo-note a{
  color:var(--orange);
  font-weight:800;
}
.local-seo-panel .city-cloud span{
  background:#fff;
  box-shadow:0 5px 16px rgba(8,37,74,.05);
}

@media (max-width:900px){
  .local-seo-panel{padding:32px 24px;}
  .local-seo-panel .area-layout{grid-template-columns:1fr;gap:26px;}
  .local-seo-panel .department-badge{width:120px;height:120px;font-size:3.2rem;}
}
@media (max-width:600px){
  .local-seo-panel{padding:26px 18px;border-radius:22px;}
}

/* Siège social à Aulnay-sous-Bois */
.address-showcase{
  padding-top:36px;
  padding-bottom:72px;
}
.address-card{
  max-width:1180px;
  margin:0 auto;
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(340px,.85fr);
  background:#fff;
  border-radius:28px;
  overflow:hidden;
  box-shadow:var(--shadow);
  border:1px solid rgba(17,57,82,.08);
}
.address-photo-wrap{
  min-height:440px;
  overflow:hidden;
  position:relative;
}
.address-photo{
  width:100%;
  height:100%;
  min-height:440px;
  object-fit:cover;
  object-position:center center;
  display:block;
  transition:transform .8s ease;
}
.address-card:hover .address-photo{transform:scale(1.025)}
.address-copy{
  padding:58px 52px;
  align-self:center;
}
.address-copy h2{margin-top:6px;margin-bottom:18px}
.address-highlight{
  display:flex;
  gap:16px;
  align-items:center;
  margin:26px 0 20px;
  padding:18px 20px;
  border-radius:18px;
  background:#eef5fa;
  border:1px solid rgba(19,73,109,.10);
}
.address-pin{
  flex:0 0 48px;
  width:48px;
  height:48px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:#183b56;
  color:#fff;
  font-size:26px;
  line-height:1;
}
.address-highlight strong,
.address-highlight span{display:block}
.address-highlight strong{font-size:1.08rem;color:#17384f}
.address-highlight span{margin-top:3px;color:#5c6d79}
.address-note{color:#5b6974}
@media (max-width:900px){
  .address-card{grid-template-columns:1fr}
  .address-photo-wrap,.address-photo{min-height:350px}
  .address-copy{padding:38px 30px 42px}
}
@media (max-width:600px){
  .address-showcase{padding-top:18px;padding-bottom:50px}
  .address-card{border-radius:20px}
  .address-photo-wrap,.address-photo{min-height:260px}
  .address-copy{padding:30px 22px 34px}
  .address-highlight{padding:15px 16px}
  .address-pin{flex-basis:42px;width:42px;height:42px;font-size:22px}
}

/* Galerie des réalisations */
.projects-hero{
  position:relative;
  min-height:560px;
  display:flex;
  align-items:center;
  background:url('images/realisations/img_3015.webp') center 48%/cover no-repeat;
  overflow:hidden;
}
.projects-hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(5,31,55,.94) 0%,rgba(5,31,55,.78) 38%,rgba(5,31,55,.18) 73%,rgba(5,31,55,.12) 100%);
}
.projects-hero-content{
  position:relative;z-index:2;
  width:min(660px,calc(100% - 48px));
  margin-left:max(24px,calc((100vw - 1180px)/2));
  color:#fff;
  padding:72px 0;
}
.projects-hero-content h1{font-size:clamp(2.5rem,5vw,4.6rem);margin-bottom:22px}
.projects-hero-content p:last-child{font-size:1.08rem;color:#e7eef4;max-width:610px}
.projects-hero .hero-proof{
  position:absolute;z-index:2;right:max(24px,calc((100vw - 1180px)/2));bottom:42px;
  display:flex;align-items:center;gap:13px;padding:15px 18px;border-radius:12px;
  color:#fff;background:rgba(6,28,49,.86);backdrop-filter:blur(8px);box-shadow:0 12px 34px rgba(0,0,0,.2)
}
.projects-hero .hero-proof span{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#b48a3a;color:#fff;font-weight:900}
.projects-hero .hero-proof strong{font-size:.88rem;line-height:1.25}

.projects-section{padding:48px max(24px,calc((100vw - 1240px)/2)) 95px;background:#fff}
.project-filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.filter-btn{
  appearance:none;border:1px solid #e4e8ed;background:#f7f8fa;color:#33485c;
  padding:12px 18px;border-radius:8px;font:700 .9rem Inter,Arial,sans-serif;cursor:pointer;transition:.2s
}
.filter-btn:hover{transform:translateY(-1px);border-color:#c7d0da}
.filter-btn.active{background:#112f45;color:#fff;border-color:#112f45;box-shadow:0 8px 18px rgba(17,47,69,.14)}

.projects-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px 20px}
.project-card{margin:0;min-width:0;transition:opacity .22s,transform .22s}
.project-card.is-hidden{display:none}
.project-card img{
  width:100%;height:270px;object-fit:cover;border-radius:9px;
  box-shadow:0 8px 22px rgba(16,32,54,.08);transition:transform .35s,box-shadow .35s
}
.project-card:hover img{transform:translateY(-3px);box-shadow:0 16px 32px rgba(16,32,54,.15)}
.project-copy{padding:10px 2px 0}
.project-copy h2{font:800 1.02rem Montserrat,Inter,sans-serif;color:#162d41;margin:0 0 3px}
.project-copy p{text-transform:uppercase;letter-spacing:.12em;font-weight:700;font-size:.7rem;color:#7c8995;margin:0}

.projects-cta{
  position:relative;overflow:hidden;
  padding:70px max(24px,calc((100vw - 1180px)/2));
  display:flex;align-items:center;justify-content:space-between;gap:54px;
  background:linear-gradient(90deg,rgba(5,31,55,.98),rgba(10,48,77,.96)),url('images/realisations/img_2978.webp') center/cover;
  color:#fff
}
.projects-cta:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 50%,rgba(255,255,255,.08),transparent 34%);pointer-events:none}
.projects-cta>div{position:relative;z-index:1}
.projects-cta h2{font-size:clamp(2rem,3.8vw,3.25rem);margin-bottom:12px}
.projects-cta p:last-child{max-width:760px;color:#dce6ee;margin-bottom:0}
.projects-cta-actions{display:flex;flex-direction:column;align-items:center;gap:17px;min-width:255px}
.projects-cta .btn{border-radius:8px;padding:16px 22px;background:linear-gradient(135deg,#d6aa54,#b9892d);color:#fff;box-shadow:none}
.projects-phone{font-size:1.18rem;font-weight:800;color:#fff}

@media (max-width:980px){
  .projects-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .projects-hero .hero-proof{display:none}
  .projects-cta{flex-direction:column;align-items:flex-start}
  .projects-cta-actions{align-items:flex-start}
}
@media (max-width:650px){
  .projects-hero{min-height:470px;background-position:center}
  .projects-hero-content{padding:58px 0}
  .projects-hero-content h1{font-size:2.35rem}
  .projects-section{padding-top:30px}
  .project-filters{display:grid;grid-template-columns:1fr 1fr}
  .filter-btn{padding:11px 10px;font-size:.8rem}
  .projects-grid{grid-template-columns:1fr;gap:22px}
  .project-card img{height:300px}
  .projects-cta{padding-top:58px;padding-bottom:58px}
  .error-link{display:block;margin:22px 0 0}
}