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

body {
    font-family: 'Inter', sans-serif;
    background-color: #ffffff;
    color: #1d1d1f;
    overflow: hidden;
}

/* Navbar mit der schwarzen Linie */
.navbar {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding: 15px 40px;
    background: white;
    border-bottom: 3px solid #000; /* Die Linie unter der Navbar */
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.6rem;
    font-weight: 900;
    letter-spacing: -1.5px;
}

.logo span {
    color: #007aff; /* Das Blau .ch */
}

/* Hero Bereich */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
}

.hero h1 { 
    font-size: clamp(2rem, 8vw, 4.5rem); 
    font-weight: 900; 
    letter-spacing: -2px; 
    margin-bottom: 10px;
}

.hero p {
    font-size: 1.2rem;
    color: #86868b;
}

/* Overlay Styling */
.overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.98);
    z-index: 1000;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.overlay img { 
    max-width: 80%; 
    border: 5px solid white; 
}

#closeBtn {
    margin-top: 20px; 
    padding: 15px 30px;
    background: white; 
    color: black; 
    font-weight: 900;
    border: none; 
    cursor: pointer;
    border-radius: 5px;
}