/*
Theme Name: Sprenger Ingenieurbüro
Theme URI: https://ib-sprenger.com/
Author: Sprenger Ingenieurbüro
Description: Individuelles, responsives WordPress-Theme für Sprenger Ingenieurbüro.
Version: 1.1.0
Text Domain: sprenger-engineering
*/
:root{--navy:#062238;--navy2:#0a2d46;--blue:#315a78;--red:#f20f2f;--light:#f3f6f8;--text:#193246;--muted:#5d7387;--border:#d9e1e7;--white:#fff;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--text);font-family:Arial,Helvetica,sans-serif;line-height:1.65;background:#fff}a{color:inherit}.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.site-header{position:absolute;top:0;left:0;right:0;z-index:20;background:transparent}.header-inner{min-height:104px;display:flex;align-items:center;justify-content:space-between;gap:30px;padding-top:28px}.logo-link{display:flex;align-items:center;width:260px;height:82px;text-decoration:none;padding:6px 0}.site-logo{width:235px;height:auto;max-height:70px;object-fit:contain;object-position:left center;display:block}.main-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:30px;align-items:center}.main-nav a{color:var(--navy);text-decoration:none;font-size:14px;font-weight:700}.main-nav a:hover,.main-nav .current-menu-item a{color:var(--red)}.menu-toggle{display:none;background:#fff;border:1px solid var(--navy);color:var(--navy);padding:8px 12px;border-radius:2px}
.hero{min-height:750px;background-size:cover;background-position:center 42%;display:flex;align-items:center;color:var(--navy);padding:142px 0 104px;position:relative;overflow:hidden}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.91) 0%,rgba(255,255,255,.79) 38%,rgba(255,255,255,.36) 62%,rgba(255,255,255,.06) 82%,rgba(255,255,255,0) 100%)}.hero-inner{position:relative;z-index:1}.hero-content{max-width:800px;padding-top:18px}.eyebrow,.section-label{font-size:12px;letter-spacing:.17em;text-transform:uppercase;font-weight:800;margin:0 0 18px}.eyebrow{color:var(--navy)}.section-label{color:var(--red)}.hero h1{font-size:clamp(48px,5.4vw,76px);line-height:1.01;letter-spacing:-.045em;margin:0 0 34px;max-width:790px;color:var(--navy)}.hero-copy{font-size:18px;max-width:790px;margin:0 0 24px;color:#38536a}.hero .experience{font-size:15px;font-weight:800;color:var(--navy);margin:0}.buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:36px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 22px;text-decoration:none;font-weight:800;background:var(--red);border:1px solid var(--red);color:#fff;transition:.2s ease}.btn:hover{background:#c90c27;border-color:#c90c27;color:#fff}.btn-outline{background:rgba(255,255,255,.3);border-color:var(--navy);color:var(--navy)}.btn-outline:hover{background:var(--navy);color:#fff}.service-button{margin-top:28px}
section{padding:94px 0}.section-title{font-size:clamp(36px,4vw,56px);line-height:1.08;color:var(--navy);letter-spacing:-.035em;margin:0 0 22px}.lead{font-size:17px;max-width:900px;color:var(--muted);margin:0}
.services{background:var(--light)}.service-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;margin-top:46px;border:1px solid var(--border);background:#fff}.service-card{background:#fff;border:0;border-right:1px solid var(--border);border-top:4px solid var(--navy);padding:25px 19px 24px;min-height:275px;display:flex;flex-direction:column}.service-card:last-child{border-right:0}.service-card .number{font-size:12px;font-weight:800;color:var(--red);letter-spacing:.12em}.service-card h3{font-size:19px;line-height:1.14;color:var(--navy);margin:27px 0 14px;min-height:50px}.service-card p{color:var(--muted);margin:0;font-size:14px;line-height:1.58}
.about-section{background:#fff}.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}.about-copy{padding-right:10px}.about-summary{background:var(--light);border-top:4px solid var(--navy);padding:34px 34px 32px}.about-summary-number{font-size:72px;line-height:1;font-weight:800;letter-spacing:-.05em;color:var(--red);margin-bottom:12px}.about-summary-title{font-size:24px;line-height:1.2;font-weight:800;color:var(--navy);margin-bottom:12px}.about-summary p{margin:0;color:var(--muted);font-size:15px;line-height:1.6}.about-note{border-left:3px solid var(--red);padding:4px 0 4px 17px;margin:28px 0;color:var(--navy);font-weight:800}
.refs-section{background:#fff}.reference-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:44px}.reference-card{background:#fff;border:1px solid var(--border);overflow:hidden;transition:.2s ease}.reference-card:hover{box-shadow:0 12px 30px rgba(7,27,45,.09);transform:translateY(-2px)}.reference-card img{width:100%;height:225px;object-fit:cover;display:block}.reference-card-body{padding:20px 21px 22px}.card-kicker{margin:0 0 7px!important;color:var(--red)!important;font-size:11px!important;text-transform:uppercase;letter-spacing:.14em;font-weight:800}.reference-card h3{margin:0 0 8px;color:var(--navy);font-size:20px;line-height:1.2}.reference-card p{margin:0;color:var(--muted);font-size:14px}
.contact{background:var(--navy);color:#fff}.contact .section-title{color:#fff}.contact .section-label{color:#ff2945}.contact-box{margin-top:34px;color:#fff;padding:30px 0 0;display:flex;justify-content:space-between;align-items:flex-end;gap:50px;max-width:980px;border-top:1px solid rgba(255,255,255,.18)}.contact-details{display:flex;flex-direction:column;gap:7px;font-size:15px}.contact-details strong{color:#fff;font-size:17px;margin-bottom:5px}.contact-details a{color:#dbe7ef;text-decoration:none}.contact-details a:hover{color:#fff}.contact-action{flex:0 0 auto}.contact-action .btn{color:#fff;background:var(--red);border-color:var(--red);min-width:190px}
.site-footer{background:#12263a;color:#fff;padding:0;border-top:0}
.footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px;align-items:start;padding:48px 0 38px}
.footer-brand{display:block}
.footer-logo-wrap{line-height:0;margin-bottom:17px}
.footer-logo{width:255px;height:auto;display:block}
.footer-brand p{margin:0;color:#c9d5de;font-size:13px;line-height:1.65}
.footer-links{padding-top:7px;display:flex;flex-direction:column;gap:10px}
.footer-links a{color:#fff;text-decoration:none;font-size:14px}
.footer-links a:hover{text-decoration:underline}
.footer-contact{display:flex;flex-direction:column;gap:7px;padding-top:2px;font-size:14px;line-height:1.65}
.footer-contact strong{color:#fff;font-size:18px;margin-bottom:3px}
.footer-contact span{color:#e0e7ec;margin-bottom:2px}
.footer-contact a{color:#fff;text-decoration:none}
.footer-contact a:hover{text-decoration:underline}
.footer-bottom{border-top:1px solid rgba(255,255,255,.22);padding:16px 0;display:flex;justify-content:space-between;gap:20px;color:#c9d5de;font-size:12px}
.footer-bottom span{display:block}
.page-content{padding:156px 0 100px;background:#fff}.page-content>.container{max-width:var(--max)}.page-content .subpage-intro{max-width:980px;margin:0 auto 54px}.page-content .subpage-intro h1{margin-bottom:20px}.page-content .subpage-intro p:not(.sprenger-label){max-width:820px}.page-content .service-overview{max-width:980px;margin:0 auto 70px}.page-content .service-overview-grid{gap:0;margin:0;border:1px solid var(--border);background:#fff}.page-content .service-overview-grid .wp-block-column{padding:22px 18px 20px;background:#fff;border-right:1px solid var(--border);border-top:4px solid var(--navy);min-height:170px}.page-content .service-overview-grid .wp-block-column:last-child{border-right:0}.page-content .service-overview-grid h3{font-size:17px;margin:8px 0 9px}.page-content .service-overview-grid p:not(.service-overview-number){font-size:13px;line-height:1.5;margin:0}.page-content .service-overview-number,.page-content .service-number{color:var(--red)!important;font-size:12px!important;letter-spacing:.14em;text-transform:uppercase;font-weight:800;margin:0!important}.page-content .service-detail-section{max-width:980px;margin:0 auto;border-top:1px solid var(--border);padding:52px 0}.page-content .service-detail-section.alt{background:var(--light);max-width:none;padding-left:max(24px,calc((100% - 980px)/2));padding-right:max(24px,calc((100% - 980px)/2))}.page-content .service-detail-section .wp-block-columns{margin:0;gap:55px}.page-content .service-detail-section h2{margin:10px 0 0;font-size:30px}.page-content .service-detail-section .service-lead{font-size:17px;color:var(--navy)}.page-content .service-detail-section ul{margin:18px 0;padding-left:22px}.page-content .service-detail-section li{margin:6px 0}.page-content .service-closing{max-width:980px;margin:30px auto 0;padding:42px 44px;background:var(--navy);color:#fff}.page-content .service-closing h2{margin:0 0 14px;color:#fff}.page-content .service-closing p{color:#dbe7ef}.page-content .about-feature{max-width:980px;margin:0 auto 34px;padding:42px 44px;background:var(--light);border-top:4px solid var(--navy)}.page-content .about-feature .wp-block-columns{margin:0;gap:65px}.page-content .about-feature h2{margin:0 0 18px}.page-content .about-stat{border-right:1px solid var(--border);padding-right:40px}.page-content .about-number{font-size:86px!important;line-height:.95!important;font-weight:800;color:var(--red)!important;margin:0 0 10px!important;letter-spacing:-.05em}.page-content .about-stat-title{font-size:22px!important;color:var(--navy)!important;font-weight:800;margin:0 0 4px!important}.page-content .about-principles{max-width:980px;margin:0 auto 34px;padding:38px 0}.page-content .about-principles .wp-block-columns{gap:20px;margin:20px 0 0}.page-content .about-principles .wp-block-column{background:#fff;border:1px solid var(--border);border-top:4px solid var(--navy);padding:24px;min-height:170px}.page-content .about-principles h3{margin:0 0 10px}.page-content .about-principles p:not(.sprenger-label){font-size:14px}.page-content .about-claim{max-width:980px;margin:0 auto;padding:42px 44px;background:#fff;border:1px solid var(--border);border-left:4px solid var(--red)}.page-content .about-claim h2{margin:0 0 14px}.page-content .about-claim .wp-block-buttons{margin-top:26px}.page-content .reference-grid-editor{max-width:980px;margin:0 auto}.page-content .reference-grid-editor>.wp-block-columns{gap:22px;margin:0 0 22px}.page-content .reference-card-editor{background:#fff;border:1px solid var(--border);padding:0 0 22px;overflow:hidden}.page-content .reference-card-editor .wp-block-image{margin:0}.page-content .reference-card-editor img{width:100%;height:210px;object-fit:cover;display:block}.page-content .reference-card-editor .card-kicker,.page-content .reference-card-editor h3,.page-content .reference-card-editor p:not(.card-kicker){margin-left:20px;margin-right:20px}.page-content .reference-card-editor .card-kicker{margin-top:18px!important;margin-bottom:6px!important}.page-content .reference-card-editor h3{margin-top:0;margin-bottom:8px}.page-content .reference-card-editor p:not(.card-kicker){font-size:14px}.page-content .contact-intro{max-width:980px;margin:0 auto 58px}.page-content .contact-panel{max-width:980px;margin:0 auto;padding:42px 44px;background:var(--light);border-top:4px solid var(--navy)}.page-content .contact-panel .wp-block-columns{margin:0;gap:70px}.page-content .contact-panel h2{margin:0 0 16px}.page-content .contact-panel a{color:var(--navy);text-decoration:none;font-weight:700}.page-content .contact-request{border-left:1px solid var(--border);padding-left:55px}.page-content .contact-bottom{max-width:980px;margin:32px auto 0;padding:24px 0;border-top:1px solid var(--border)}.page-content .contact-bottom p{margin:0;color:var(--navy);font-weight:800}.page-content h1{font-size:clamp(40px,4.8vw,60px);line-height:1.06;letter-spacing:-.035em;color:var(--navy);margin:0 0 24px}.page-content h2{font-size:34px;line-height:1.12;color:var(--navy);margin:62px 0 18px}.page-content h3{font-size:21px;line-height:1.2;color:var(--navy);margin:0 0 10px}.page-content p{max-width:900px;color:var(--muted);font-size:16px}.page-content .sprenger-label{color:var(--red);font-size:12px;letter-spacing:.17em;text-transform:uppercase;font-weight:800;margin:0 0 18px}.page-content ul{padding-left:22px;max-width:850px}.page-content li{margin:7px 0;color:var(--muted)}.page-content .wp-block-separator{max-width:900px;margin:42px 0;border-top-color:var(--border)}.page-content .wp-block-columns{gap:22px;margin-top:34px}.page-content .wp-block-column{background:var(--light);border-top:4px solid var(--navy);padding:25px 22px;min-height:150px}.page-content .wp-block-button__link{border-radius:0;background:var(--red);color:#fff;padding:14px 22px;font-weight:800}.page-content .wp-block-button__link:hover{background:#c90c27}.page-content .wp-block-buttons{margin-top:30px}.reference-full .reference-grid{grid-template-columns:repeat(3,1fr)}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}.detail-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}.detail-item{padding:18px 20px;background:var(--light);border-left:3px solid var(--red)}.systems{background:var(--light)}.systems-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:38px}.system-box{background:#fff;border:1px solid var(--border);padding:25px}.system-box h3{margin-top:0}.system-box p{color:var(--muted)}
@media(max-width:980px){.logo-link{width:220px;height:66px}.site-logo{width:205px;height:60px}.main-nav{display:none}.menu-toggle{display:block}.main-nav.open{display:block;position:absolute;top:78px;left:0;right:0;background:#fff;padding:20px 24px;border-top:1px solid var(--border);box-shadow:0 8px 20px rgba(7,27,45,.08)}.main-nav.open ul{flex-direction:column;align-items:flex-start}.service-grid{grid-template-columns:repeat(2,1fr)}.reference-grid,.reference-full .reference-grid{grid-template-columns:repeat(2,1fr)}.about-grid,.detail-grid{grid-template-columns:1fr}.contact-box{max-width:none}.footer-main{grid-template-columns:1fr 1fr}.footer-meta{align-items:flex-start}}
@media(max-width:620px){.container{width:min(var(--max),calc(100% - 30px))}.header-inner{min-height:76px;padding-top:8px}.logo-link{width:185px;height:56px}.site-logo{width:170px;height:52px}.hero{min-height:760px;padding-top:124px;background-position:center top}.hero-overlay{background:linear-gradient(90deg,rgba(255,255,255,.93) 0%,rgba(255,255,255,.78) 72%,rgba(255,255,255,.38) 100%)}.hero h1{font-size:46px;margin-bottom:28px}.hero-content{padding-top:8px}.hero-copy{font-size:17px}.service-grid,.reference-grid,.reference-full .reference-grid,.detail-list,.systems-grid{grid-template-columns:1fr}.service-card{border-right:0;border-bottom:1px solid var(--border);min-height:auto}.service-card:last-child{border-bottom:0}.about-summary{margin-top:8px}.contact-box{padding:26px 0 0;display:block}.contact-action{margin-top:25px}.contact-action .btn{width:100%}section{padding:76px 0}.reference-card img{height:225px}.footer-main{grid-template-columns:1fr;gap:28px}.footer-meta{align-items:flex-start}.footer-brand{flex-direction:column;align-items:flex-start;gap:10px}.footer-brand p{white-space:normal}}

@media (max-width: 800px){
  .footer-main{grid-template-columns:1fr;gap:25px;padding:38px 0 30px}
  .footer-logo{width:225px}
  .footer-bottom{display:block;padding:15px 0}
  .footer-bottom span+span{margin-top:5px}
}