/*
Theme Name: BTSistema V1 - BUILD009
Description: BTSistema V1 standalone preview theme. BUILD004. Does not modify the live site until activated.
Author: BTSistema
Version: 1.0.0-build009
Text Domain: btsistema-v1
*/
:root{--navy:#102a43;--navy2:#173b5c;--green:#2f855a;--green2:#276749;--yellow:#f2b134;--ink:#17202a;--muted:#5b6b7a;--light:#f5f7f8;--white:#fff;--border:#dfe6eb;--shadow:0 16px 45px rgba(16,42,67,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:Arial,Helvetica,sans-serif;line-height:1.6}a{color:inherit}.wrap{width:min(1160px,calc(100% - 40px));margin:auto}
.site-header{background:#fff;border-bottom:1px solid var(--border);position:relative;z-index:10}.header-inner{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none}.mark{width:50px;height:50px;border-radius:12px;background:var(--navy);display:flex;align-items:flex-end;justify-content:center;position:relative;color:#fff;font-weight:900;font-size:22px;line-height:1;padding-bottom:7px;overflow:visible}.mark img{position:absolute;width:34px;height:22px;object-fit:contain;top:-7px;left:8px;filter:invert(1) brightness(3)}.mark b{font-weight:900}.brand-name{font-weight:800;font-size:21px;color:var(--navy);letter-spacing:-.03em}.nav{display:flex;gap:26px;align-items:center;flex-wrap:wrap}.nav a{text-decoration:none;color:var(--navy);font-weight:700;font-size:15px}.nav a:hover{color:var(--green)}
.hero{position:relative;overflow:hidden;background:var(--navy);color:#fff}.hero-media{min-height:650px;background:linear-gradient(90deg,rgba(16,42,67,.95),rgba(16,42,67,.68) 48%,rgba(16,42,67,.18)),url('assets/images/cantiere.jpg') center/cover no-repeat}.hero-content{padding:120px 0 130px;max-width:760px}.kicker{display:inline-block;color:#fff;background:rgba(242,177,52,.2);border:1px solid rgba(242,177,52,.55);border-radius:999px;padding:6px 13px;font-size:13px;font-weight:800;letter-spacing:.04em;margin-bottom:20px}.hero h1{font-size:clamp(42px,6vw,76px);line-height:1.02;letter-spacing:-.055em;margin:0 0 22px;color:#fff}.hero p{font-size:20px;max-width:680px;color:rgba(255,255,255,.92);margin:0 0 32px}.btn{display:inline-block;background:var(--green);color:#fff;text-decoration:none;padding:14px 24px;border-radius:999px;font-weight:800}.btn:hover{background:var(--green2)}
.section{padding:88px 0}.section.soft{background:var(--light)}.section.dark{background:var(--navy);color:#fff}.section h2{font-size:clamp(32px,4vw,52px);line-height:1.08;letter-spacing:-.04em;color:var(--navy);margin:0 0 16px}.dark h2{color:#fff}.lead{font-size:18px;color:var(--muted);max-width:760px}.dark .lead{color:rgba(255,255,255,.78)}
.grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:38px}.card{background:#fff;border:1px solid var(--border);border-radius:18px;padding:26px;box-shadow:var(--shadow)}.number{font-size:13px;font-weight:800;color:var(--green);letter-spacing:.08em}.card h3{font-size:20px;line-height:1.2;color:var(--navy);margin:12px 0}.card p{color:var(--muted);margin:0;font-size:15px}
.method{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:42px}.method-item{border-top:1px solid rgba(255,255,255,.25);padding-top:20px}.step{font-size:13px;font-weight:800;color:var(--yellow);letter-spacing:.06em}.method-item h3{font-size:22px;color:#fff;margin:10px 0}.method-item p{color:rgba(255,255,255,.72);margin:0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.photo{min-height:450px;border-radius:24px;background:url('assets/images/dpi.jpg') center/cover no-repeat;box-shadow:var(--shadow)}.proof{display:grid;gap:14px;margin-top:28px}.proof-item{padding:18px 20px;background:#fff;border-left:4px solid var(--green);border-radius:10px;box-shadow:0 8px 25px rgba(16,42,67,.07)}.proof-item strong{display:block;color:var(--navy)}.proof-item span{color:var(--muted);font-size:14px}
.cta{display:flex;justify-content:space-between;align-items:center;gap:30px;border:1px solid var(--border);border-radius:24px;padding:42px;background:#fff;box-shadow:var(--shadow)}.cta h2{margin:0 0 10px}.cta p{color:var(--muted);margin:0;max-width:700px}.site-footer{background:#0b1f33;color:#fff;padding:34px 0}.footer-inner{display:flex;justify-content:space-between;gap:20px;align-items:center}.footer-inner p{margin:0;color:rgba(255,255,255,.7);font-size:14px}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}.method{grid-template-columns:repeat(2,1fr)}.nav{gap:15px}.split{grid-template-columns:1fr}.photo{min-height:340px}.hero-media{min-height:580px}.cta{display:block}.cta .btn{margin-top:22px}}
@media(max-width:620px){.wrap{width:min(100% - 28px,1160px)}.header-inner{padding:11px 0;align-items:center;gap:12px}.brand{gap:9px}.mark{width:44px;height:44px;border-radius:11px;font-size:19px;padding-bottom:6px}.mark img{width:30px;height:19px;left:7px;top:-6px}.brand-name{font-size:18px}.nav{display:flex;gap:12px;white-space:nowrap;overflow-x:auto}.nav a{font-size:12px}.grid,.method{grid-template-columns:1fr}.section{padding:64px 0}.hero-content{padding:90px 0 100px}.hero h1{font-size:46px}.hero p{font-size:18px}.photo{min-height:280px}}

/* BUILD005 — header mobile/logo ufficiale */
.brand{flex:0 0 auto;display:flex;align-items:center}
.brand-logo{display:block;width:210px;height:auto;max-height:68px;object-fit:contain;object-position:left center}
.menu-toggle{display:none;border:1px solid var(--border);background:#fff;color:var(--navy);border-radius:999px;padding:9px 14px;font-weight:800;font-size:14px;cursor:pointer}
@media(max-width:620px){
  .site-header{position:relative;z-index:50}
  .header-inner{min-height:84px;padding:6px 0;position:relative}
  .brand-logo{width:168px;height:auto;max-height:72px;flex:0 0 auto}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;padding:0;font-size:24px;line-height:1}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border);box-shadow:0 12px 28px rgba(16,42,67,.12);padding:10px 14px;gap:0;flex-direction:column;align-items:stretch;white-space:normal;overflow:visible}
  .nav.is-open{display:flex}
  .nav a{font-size:15px;padding:12px 4px;border-bottom:1px solid var(--border)}
  .nav a:last-child{border-bottom:0}
  .hero-media{min-height:560px}
  .hero-content{padding:72px 0 88px}
  .hero h1{font-size:clamp(38px,11vw,48px);line-height:1.04}
}

/* BUILD009 — pagine interne */
.inner-hero{background:var(--navy);color:#fff;padding:92px 0}.inner-hero h1{font-size:clamp(42px,6vw,70px);line-height:1.03;letter-spacing:-.05em;margin:12px 0 18px}.inner-hero p{font-size:20px;max-width:780px;color:rgba(255,255,255,.84);margin:0}.dark-kicker{background:rgba(242,177,52,.15)}
.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.detail-grid article{padding:30px;border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);background:#fff}.detail-grid article:last-child{grid-column:1/-1}.detail-grid h2,.content-narrow h2,.contact-box h2{color:var(--navy);margin:0 0 10px;font-size:30px}.detail-grid p,.content-narrow p,.contact-box p{color:var(--muted)}.content-narrow{max-width:850px}.light-method{grid-template-columns:repeat(2,1fr)}.light-method article{border-top:1px solid var(--border);padding-top:20px}.light-method h3{color:var(--navy);font-size:24px;margin:10px 0}.light-method p{margin:0}.light-method .step{color:var(--green)}.faq-list{display:grid;gap:12px;max-width:900px}.faq-list details{border:1px solid var(--border);border-radius:14px;background:#fff;padding:20px 24px}.faq-list summary{cursor:pointer;font-weight:800;color:var(--navy);font-size:18px}.faq-list p{color:var(--muted);margin:14px 0 0}.contact-box{display:grid;grid-template-columns:1fr 1fr;gap:50px;border:1px solid var(--border);border-radius:24px;padding:42px;background:#fff;box-shadow:var(--shadow)}.contact-box a:not(.btn){color:var(--navy);font-weight:700}
@media(max-width:620px){.inner-hero{padding:64px 0}.inner-hero h1{font-size:42px}.inner-hero p{font-size:18px}.detail-grid,.light-method,.contact-box{grid-template-columns:1fr}.detail-grid article:last-child{grid-column:auto}.contact-box{padding:28px}}