:root{
    --primary:#0c4a7d;
    --primary-dark:#072d4e;
    --accent:#3fa9f5;
    --light:#f5f8fc;
    --text:#1e293b;
    --white:#ffffff;
}

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family:Segoe UI, Arial, sans-serif;
    color:var(--text);
    background:var(--light);
    line-height:1.6;
}

.container{
    width:90%;
    max-width:1200px;
    margin:auto;
}
#leistungen,
#referenzen,
#kontakt {
    scroll-margin-top: 100px;
}

header{
    background:white;
    box-shadow:0 2px 10px rgba(0,0,0,.08);
    position:sticky;
    top:0;
    z-index:100;
}

.nav{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:20px 0;
}

.logo{
    display:flex;
    gap:10px;
    align-items:center;
    font-size:28px;
    font-weight:700;
}

.logo-icon{
    color:var(--accent);
}

.logo-text{
    color:var(--primary);
}
.logo img {
    max-width: 100%;
    height: 80px;
    display: block;
}
nav{
    display:flex;
    gap:25px;
}

nav a{
    text-decoration:none;
    color:var(--text);
    font-weight:600;
}

.hero{
    padding:120px 20px;
    text-align:center;
    background:linear-gradient(
        135deg,
        var(--primary),
        var(--primary-dark)
    );
    color:white;
}

.hero h1{
    font-size:58px;
    margin-bottom:20px;
}

.hero p{
    max-width:700px;
    margin:auto;
    font-size:20px;
}

.btn{
    display:inline-block;
    margin-top:30px;
    padding:15px 35px;
    background:var(--accent);
    color:white;
    text-decoration:none;
    border-radius:8px;
    font-weight:bold;
}

.btn:hover{
    opacity:.9;
}

section{
    padding:90px 0;
}

.section-title{
    text-align:center;
    margin-bottom:50px;
}

.section-title h2{
    color:var(--primary);
    margin-bottom:10px;
    font-size:38px;
}

.services{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
}

.service{
    background:white;
    padding:25px;
    border-radius:10px;
    text-align:center;
    box-shadow:0 3px 10px rgba(0,0,0,0.1);
}

.service h3{
    margin-bottom:10px;
    color:#1565c0;
}
.benefits{
    background:white;
}

.benefit-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:20px;
}

.benefit{
    background:#eaf4ff;
    padding:20px;
    border-radius:12px;
    font-weight:600;
}

.projects{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:30px;
}

.project-card{
    background:white;
    border-radius:18px;
    overflow:hidden;
    box-shadow:0 5px 20px rgba(0,0,0,.08);
}

.project-card img{
    width:100%;
    height:220px;
    object-fit:cover;
}

.project-content{
    padding:25px;
}

.project-content h3{
    color:var(--primary);
    margin-bottom:10px;
}

.project-content span{
    color:#f59e0b;
    font-weight:bold;
}

.cta{
    text-align:center;
    color:white;
    background:linear-gradient(
        135deg,
        var(--primary),
        var(--primary-dark)
    );
}

.cta h2{
    font-size:42px;
    margin-bottom:15px;
}

.contact-box{
    background:white;
    max-width:700px;
    margin:auto;
    text-align:center;
    padding:50px;
    border-radius:20px;
    box-shadow:0 5px 20px rgba(0,0,0,.08);
}

.contact-box h2{
    margin-bottom:20px;
    color:var(--primary);
}
.repairs{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:25px;
}

.card{
    background:white;
    border-radius:12px;
    overflow:hidden;
    box-shadow:0 3px 12px rgba(0,0,0,.12);
}

.card img{
    width:100%;
    height:220px;
    object-fit:cover;
}

.card-content{
    padding:20px;
}

.card h3{
    color:#1565c0;
    margin-bottom:10px;
}

.rating{
    color:#ff9800;
    font-size:1.1rem;
    margin-top:10px;
}

.price-box{
    background:#1565c0;
    color:white;
    text-align:center;
    border-radius:12px;
    padding:40px;
}

.price-box h2{
    margin-bottom:15px;
}

.contact{
    background:white;
    border-radius:12px;
    padding:30px;
    box-shadow:0 3px 10px rgba(0,0,0,.1);
    text-align:center;
}

footer{
    background:var(--primary-dark);
    color:white;
    text-align:center;
    padding:25px;
}

@media(max-width:768px){

    .hero h1{
        font-size:38px;
    }

    .nav{
        flex-direction:column;
        gap:15px;
    }

    nav{
        flex-wrap:wrap;
        justify-content:center;
    }
}