/* Grundlayout */
body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: rgb(8, 8, 8);
    
}

/* Header */
header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #222;
    padding: 10px 20px;
    color: white;
}

/* Titel */
wtitel {
    font-size: 20px;
    font-weight: bold;
}

.name {
    text-decoration: none;
}

/* Navigation */
.navigation {
    list-style: none;
    display: flex;
    gap: 20px;
    margin: 0;
}

.navigation a {
    text-decoration: none;
    color: rgb(255, 255, 255);
}

/* PLACEHOLDER */

.placeholder-section{
    min-height:100vh;
    display:flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    text-align:center;
    padding:80px 20px;
    background:#1b1b1b;
    color:white;
}

.placeholder-section.dark{
    background:#111;
}

.placeholder-section h2{
    font-size:3rem;
    margin-bottom:20px;
}

.placeholder-section p{
    max-width:700px;
    font-size:1.1rem;
    line-height:1.8;
    opacity:0.8;
}

.navigation a:hover {
    text-decoration: underline;
}

/* Main */
main {
    padding: 20px;
}

/* Footer */
footer {
    background-color: #222;
    color: white;
    text-align: center;
    padding: 10px;
    position: fixed;
    bottom: 0;
    width: 100%;
}

footer a {
    color: rgb(255, 255, 255);
    text-decoration: none;
}

/* Video Hintergrund */
.hero{
    position: relative;
    height: 80vh;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}


.hero-video{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.hero h1{
    font-size: 60px;
    font-weight: bold;
    color: white;
}

.hero::after{
    content: "";
    position: absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    background: rgba(0,0,0,0.5);
}



header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 30px;
    backdrop-filter: blur(10px);
    background: rgba(0,0,0,0.4);
}

.navigation {
    display: flex;
    list-style: none;
    gap: 20px;
}


.collapse {
    transition: all 0.3s ease;
}
.navbar-collapse {
    transition: 0.3s ease-in-out;
}

body {
    background-color: black !important;
}


/* Wenn geöffnet */
.navbar-collapse.show {
    opacity: 1;
    transform: translateY(0);
}

/* wenn offen */
.navbar-collapse.show .nav-item {
    opacity: 1;
    transform: translateY(0);
}



/* Burger Linien */
.navbar-toggler {
    border: none;
    background: transparent;
}

.burger-line {
    display: block;
    width: 25px;
    height: 3px;
    background: white;
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* ANIMATION → wird zu X */
.navbar-toggler[aria-expanded="true"] .burger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggler[aria-expanded="true"] .burger-line:nth-child(2) {
    opacity: 0;
}

.navbar-toggler[aria-expanded="true"] .burger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

footer{
    background:#000;
    padding:40px 20px;
    text-align:center;
    border-top:1px solid rgba(255,255,255,0.1);

    position:relative;
    width:100%;
}




.about{
      padding:140px 10%;
    }

    .about-container{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:90px;
      align-items:center;
    }

    .about-image{
      position:relative;
    }

    .about-image img{
      width:100%;
      height:700px;

      object-fit:cover;

      border-radius:30px;

      transition:0.5s;

      box-shadow:
      0 0 35px rgba(0,217,255,0.12);
    }

    .about-image:hover img{
      transform:scale(1.03);
    }

    /* GLASS CARD */

    .glass-card{
      position:absolute;

      bottom:-35px;
      left:-35px;

      background:rgba(255,255,255,0.06);

      backdrop-filter:blur(15px);

      border:1px solid rgba(255,255,255,0.08);

      padding:30px;

      border-radius:25px;

      width:260px;
    }

    .glass-card h3{
      font-size:42px;
      color:#00d9ff;
      font-weight:700;
    }

    .glass-card p{
      margin-top:10px;
      color:#ddd;
      line-height:1.7;
    }

    .about-text span{
      color:#00d9ff;
      letter-spacing:4px;
      font-size:14px;
      font-weight:600;
    }

    .about-text h2{
      margin-top:20px;
      font-size:65px;
      font-weight:700;
      line-height:1.2;
    }

    .about-text p{
      margin-top:25px;
      color:#cfcfcf;
      line-height:2;
      font-size:18px;
    }