/* --- Grundlayout --- */
body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #fafafa;
    color: #333;
}

/* --- Header mit Logo --- */
header {
    text-align: center;
    padding: 20px 0;
}

header img {
    max-width: 200px;
    height: auto;
}

/* --- Navigation (Desktop + Mobile) --- */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background-color: #ffffff;
    border-bottom: 1px solid #ddd;
}

.nav-logo {
    font-size: 1.4rem;
    font-weight: bold;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 20px;
    margin: 0;
    padding: 0;
}

.nav-links a {
    text-decoration: none;
    color: #0066aa;
    font-size: 1.1rem;
}

/* --- Hamburger Icon --- */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 22px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.bar {
    height: 3px;
    width: 100%;
    background-color: #333;
    border-radius: 3px;
    transition: 0.4s;
}

/* Animation Hamburger → X */
.nav-toggle.active .bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* --- Mobile Layout --- */
@media (max-width: 700px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        margin-top: 15px;
    }

    .nav-links.show {
        display: flex;
    }

    .nav-links a {
        padding: 10px 0;
        font-size: 1.2rem;
    }
}

/* --- Hero Sektion --- */
.hero {
    position: relative;
    width: 100%;
    height: 40vh;
    background: url("media/Start-Hero.jpg") center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.45);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    padding: 20px;
}

.hero h1 {
    font-size: 2.2rem;
    margin-bottom: 10px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.hero a {
    background: #0066aa;
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 1.1rem;
    display: inline-block;
}

/* --- Video kompakt --- */
video {
    width: 60%;
    max-width: 600px;
    display: block;
    margin: 30px auto;
    border-radius: 8px;
}

/* --- Galerie --- */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    padding: 0 20px 40px 20px;
}

.gallery img {
    width: 100%;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
    cursor: pointer;
}

/* --- Lightbox --- */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.85);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.lightbox img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(255,255,255,0.3);
}

.lightbox.show {
    display: flex;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* --- Lightbox Navigation --- */
.lightbox-nav {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    transform: translateY(-50%);
    padding: 0 20px;
    z-index: 3;
}

.lightbox-nav button {
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    font-size: 2.5rem;
    padding: 10px 18px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
}

.lightbox-nav button:hover {
    background: rgba(255,255,255,0.35);
}