:root{--red:#d71920;--black:#080808;--white:#fff;--muted:#666;--light:#f6f6f6}
*{box-sizing:border-box}
html{scroll-behavior:smooth;width:100%}
body{margin:0;width:100%;min-width:0;overflow-x:hidden;font-family:Arial,Helvetica,sans-serif;color:#111;background:#fff;line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto}
.topbar{position:sticky;top:0;z-index:50;width:100%;background:rgba(0,0,0,.96);color:#fff;display:flex;justify-content:space-between;align-items:center;gap:14px;padding:12px 5%;box-shadow:0 10px 35px #0007}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;text-transform:uppercase;white-space:nowrap}.brand img{width:56px;height:56px;object-fit:contain;background:#fff;border-radius:12px;padding:4px}
nav{display:flex;gap:20px;font-weight:700;align-items:center}nav a:hover{color:var(--red)}.call{background:var(--red);padding:12px 18px;border-radius:999px;font-weight:900;white-space:nowrap}
.menu-toggle{display:none;background:var(--red);color:#fff;border:0;border-radius:12px;padding:10px 14px;font-size:24px;font-weight:900;cursor:pointer}
.hero{width:100%;min-height:82vh;background-size:cover;background-position:center;display:flex;align-items:center;color:#fff;padding:7rem 5%}.hero-content{max-width:850px}.kicker{color:var(--red);font-weight:900;text-transform:uppercase;letter-spacing:2px}.hero h1{font-size:clamp(2.6rem,7vw,5.2rem);line-height:1;margin:10px 0}.hero p{font-size:1.22rem;max-width:760px}
.btn{display:inline-block;padding:15px 22px;border-radius:10px;font-weight:900;text-transform:uppercase;margin:8px 8px 0 0;text-align:center}.red{background:var(--red);color:#fff}.white{background:#fff;color:#111}.outline{border:2px solid #fff;color:#fff}.whatsapp{background:#25D366;color:#fff}.full{width:100%}
.trust{display:grid;grid-template-columns:repeat(4,1fr);background:var(--red);color:#fff}.trust div{text-align:center;padding:24px;border-right:1px solid #fff5}.trust strong{display:block;font-size:1.15rem}.trust span{opacity:.9}
.section{padding:72px 5%;max-width:1440px;margin:auto}.section h2,.content-page h1{font-size:clamp(2rem,5vw,3.7rem);line-height:1.08;margin:0 0 25px}.lead{color:var(--muted);max-width:820px}
.services{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.service-card{display:block;background:#fff;border:1px solid #e8e8e8;border-radius:20px;overflow:hidden;box-shadow:0 15px 35px #0001;transition:.2s}.service-card:hover{transform:translateY(-4px);box-shadow:0 18px 45px #0002}.service-card img{width:100%;height:170px;object-fit:cover}.service-card div{padding:22px}.service-card h3{color:var(--red);margin:0 0 8px}.service-card span{font-weight:900;color:var(--red)}
.garanties{background:#fafafa;max-width:none}.garantie-grid{max-width:1120px;margin:22px auto;display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.garantie-card{background:#fff;border-radius:20px;padding:28px;border:1px solid #eee;border-left:8px solid var(--red);box-shadow:0 15px 35px #0001}.garantie-card h2,.garantie-card h3{margin-top:0}.garantie-logos{display:flex;gap:22px;align-items:center;justify-content:center;flex-wrap:wrap;margin:20px 0}.decennale-logo{max-width:170px}.artisan-logo{max-width:170px}
.city-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.city-list span{background:#111;color:#fff;border-radius:999px;padding:9px 13px;font-weight:700}
.partners{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.partner{min-height:150px;border:1px solid #eee;border-radius:18px;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:22px;box-shadow:0 12px 30px #0001;background:#fff}.partner img{max-height:90px;object-fit:contain}.partner span{font-weight:900;margin-top:10px}
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:start}.quote-form{display:grid;gap:14px;background:#f7f7f7;border-radius:22px;padding:24px}.quote-form input,.quote-form select,.quote-form textarea{width:100%;border:1px solid #ddd;border-radius:10px;padding:14px;font-size:1rem}.quote-form textarea{min-height:140px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.contact-card{background:#111;color:#fff;border-radius:22px;padding:30px;display:grid;gap:15px}.contact-card a,.contact-card p{font-size:1.1rem;margin:0}
.page-hero{background:#111;color:#fff;padding:90px 5%;background-size:cover;background-position:center}.page-hero h1{font-size:clamp(2.2rem,6vw,4.5rem);line-height:1;margin:10px 0}.page-hero p{max-width:780px;font-size:1.2rem}.breadcrumb{font-weight:900;color:var(--red);text-transform:uppercase;letter-spacing:1px}
.content-page{max-width:1220px;margin:auto;padding:70px 5%}.content-page p{font-size:1.08rem;color:#333}.two-cols{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}.info-box{background:#f7f7f7;border-left:6px solid var(--red);padding:24px;border-radius:14px}.list-check{display:grid;gap:12px}.list-check div{background:#fff;border:1px solid #eee;border-radius:12px;padding:14px 16px;box-shadow:0 8px 20px #0000000d}
.black-page{background:#111;color:#fff;max-width:none}.black-page p{color:#ddd}.gallery-block{max-width:1440px;margin:0 auto 52px}.gallery-block h2{color:#ff373d;font-size:1.65rem}.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.page-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:25px}.photo-card{border:0;padding:0;aspect-ratio:4/3;border-radius:16px;overflow:hidden;background:#222;cursor:pointer}.photo-card img,.page-gallery img{width:100%;height:100%;object-fit:cover;display:block;transition:.35s}.photo-card:hover img{transform:scale(1.04)}
footer{background:#050505;color:#fff;padding:32px 5%;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}.floating-actions{position:fixed;left:18px;right:18px;bottom:18px;z-index:60;display:flex;gap:10px}.floating-call,.floating-whatsapp{flex:1;text-align:center;color:#fff;padding:14px 18px;border-radius:999px;font-weight:900;box-shadow:0 10px 30px #0003}.floating-call{background:var(--red)}.floating-whatsapp{background:#25D366}
.lightbox{display:none;position:fixed;inset:0;background:#000e;z-index:99;align-items:center;justify-content:center;padding:20px}.lightbox.open{display:flex}.lightbox img{max-width:94vw;max-height:86vh;border-radius:14px}.lightbox button{position:absolute;top:20px;right:24px;border:0;background:var(--red);color:#fff;border-radius:50%;width:46px;height:46px;font-size:30px;cursor:pointer}
@media(max-width:1100px){.services,.gallery,.partners{grid-template-columns:repeat(2,1fr)}nav{display:none}.menu-toggle{display:block}nav#mainNav{position:absolute;top:80px;left:0;right:0;background:#050505;padding:18px 5%;flex-direction:column;gap:14px;border-top:1px solid #333}nav#mainNav.open{display:flex}.contact-grid,.two-cols{grid-template-columns:1fr}}
@media(max-width:620px){.topbar{padding:10px 4%;gap:8px}.brand span{font-size:.78rem}.brand img{width:44px;height:44px}.call{font-size:.78rem;padding:9px 10px}.hero{min-height:76vh;padding:5.5rem 5%}.trust,.services,.gallery,.partners,.page-gallery,.garantie-grid{grid-template-columns:1fr}.section,.content-page{padding:48px 5%}.btn{width:100%;margin-right:0}.form-row{grid-template-columns:1fr}.decennale-logo,.artisan-logo{max-width:118px}.floating-actions{left:12px;right:12px;bottom:12px}.floating-whatsapp{display:none}footer{padding-bottom:78px}}