/* Google Font */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

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

body{
    font-family:'Inter', sans-serif;
    color:#111;
}

/* Navigation */

header {

    position: fixed;

    top: 0;

    left: 0;

    width: 100%;

    z-index: 1000;

    display: flex;

    justify-content: space-between;

    align-items: center;

    padding: 20px 80px;

    background: rgba(255, 255, 255, 0.9);

    backdrop-filter: blur(8px);

    border-bottom: 1px solid #eee;

}

.logo{
    font-size:1.8rem;
    font-weight:300;
    color:#000;
    text-decoration:none;
    letter-spacing:1px;
}

nav ul{
    display:flex;
    list-style:none;
    gap:40px;
}

nav a{
    text-decoration:none;
    color:#000;
    font-weight:400;
    transition:0.3s;
}

nav a:hover{
    opacity:0.6;
}

/* Homepage */

.hero{

    /* HIER NUR DEIN BILD EINTRAGEN */

    background-image:url("images/hintergrund_startseite.jpg");

    background-size:cover;

    background-position:center center;

    background-repeat:no-repeat;

    width:100%;

    /* beginnt unter der Navigation */

    margin-top:90px;

    /* fast gesamte Bildschirmhöhe */

    height:calc(100vh - 90px);

}

/* Unterseiten */

p {

    margin-bottom: 20px;

    line-height: 1.6;

  }

.page-content{
    max-width:1000px;
    margin:150px auto 80px;
    padding:0 30px;
}

.page-content h1{
    font-size:3rem;
    margin-bottom:50px;
    font-weight:500;
}

.page-content p{
    font-size:1.1rem;
    line-height:1.8;
    color:#444;
}

.placeholder-image{
    width:100%;
    height:400px;
    background:#e5e5e5;
    margin-top:40px;
    border-radius:10px;
}

.musiktheorie{
    margin-bottom:60px;
    padding-bottom:35px;
    border-bottom:1px solid #ddd;
}

.musiktheorie h2{
    font-size:1.4rem;
    font-weight:500;
    margin-bottom:8px;
}

.musiktheorie-meta{
    color:#666;
    font-size:0.95rem;
    margin-bottom:15px;
}

.abstract{
    line-height:1.8;
    color:#444;
    margin-bottom:20px;
}

.pdf-link{
    display:inline-block;
    text-decoration:none;
    color:white;
    background:black;
    padding:10px 20px;
    border-radius:5px;
    transition:0.3s;
}

.pdf-link:hover{
    opacity:0.8;
}

.work-links{
    margin-top:20px;
    display:flex;
    gap:12px;
    flex-wrap:wrap;
}

.work-button{
    display:inline-block;
    background:#000;
    color:#fff;
    text-decoration:none;
    padding:10px 18px;
    border-radius:5px;
    transition:0.3s;
}

.work-button:hover{
    opacity:0.8;
}

audio{

    width:100%;

    margin-top:15px;

}