body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: linear-gradient(
        to bottom right,
        #000033 0%,
        #000033 60%,
        turquoise 100%
    );
    color: rgb(165, 165, 166);
    font-family: Arial, sans-serif;
    overflow-x: hidden;
}

p {
    line-height: 1.5;
}

a {
    color: #4db8ff;        
    font-weight: 500;      
    text-decoration: none; 
}

a:hover {
    color: #80cfff;       
    text-decoration: underline;
}

.link-highlight {
    color: #4db8ff;
    font-weight: 500;
    text-decoration: none;
}

.link-highlight:hover {
    color: #80cfff;
    text-decoration: underline;
}

.binary-image {
    position: absolute;
    top: 5%;
    left: 0;
    width: 100%;
    height: 50px;
    background-image: url('images/nullenUndEinsen2.png');
    background-repeat: repeat-x;
    background-size: contain;
    animation: slide 12s linear infinite alternate;
    opacity: 0.25;
    cursor: pointer;
}

.binary-image:hover {
    border: 2px solid turquoise;
}

@keyframes slide {
    0%   { background-position: 0 0; }
    100% { background-position: -200px 0; }
}


.hero {
    text-align: center;
    padding: 110px 20px 40px;
}

.hero h2 {
    color: #8d8d8f;
}

.hero .claim {
    color: #ffffff;
    font-size: 1.6rem;
    letter-spacing: 0.08em;
    margin-top: 20px;
}

.hero-buttons {
    margin-top: 40px;
    display: flex;
    column-gap: 25px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-buttons button {
    padding: 10px 18px;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;

    background: linear-gradient(
        to bottom right,
        #000033,
        #065bb0
    );

    color: #bcbcbd;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.hero-buttons button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.95);
    color: turquoise;
}

.spa-section {
    display: none;
    padding: 40px 20px;
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
    box-sizing: border-box;
}

.spa-section h3 {
    color: #c0c0c0;
}

.spa-section.active {
    display: block;
}

/* Responsiv */
@media (max-width: 768px) {
    .hero {
        padding-top: 100px;
    }

    .hero-buttons button {
        width: 80%;
        max-width: 260px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding-top: 80px;
    }

    .hero-buttons button {
        width: 90%;
    }
}


.skills-list {
    text-align: left;            
    margin-top: 20px;
    padding-left: 10px;
}

.skill-item {
    margin-bottom: 22px;         
}

.skill-item h4 {
    font-size: 1.15rem;          
    font-weight: bold;          
    color: #d0d0d0;              
    margin-bottom: 4px;
    position: relative;
    padding-left: 18px;          
}

.skill-item h4::before {
    content: "•";               
    position: absolute;
    left: 0;
    top: 0;
    color: #ffffff;             
    font-size: 1.2rem;
}

.skill-item p {
    font-size: 0.95rem;
    color: #c0c0c0;             
    margin-left: 18px;        
    line-height: 1.4;
}

.site-footer {
    background-color: #0a1a2a;  
    height: 40px;                
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 60px;
}

.footer-content {
    display: flex;
    column-gap: 25px;                  
    color: #d0d0d0;             
    font-size: 0.75rem;
}

.footer-link {
    cursor: pointer;
    color: #4db8ff;             
    text-decoration: none;
}

.footer-link:hover {
    text-decoration: underline;
    color: #80cfff;
    font-size: 0.75rem;
}