/* GRUNDEINSTELLUNGEN & VARIABLEN */
:root {
    --color-dark: #0A0A0A;
    --color-light: #FFFFFF;
    --color-muted: #A0A0A0;
    --color-accent: #FFFFFF; /* Akzentfarbe für Text */
    --transition-speed: 0.6s;
    --font-heading: 'Exo 2', sans-serif;
    --font-body: 'Roboto Mono', monospace;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--color-dark);
    color: var(--color-light);
    height: 100vh;
    overflow: hidden; /* VERHINDERT SCROLLEN! */
}

/* OVERLAY FÜR HEADER UND FOOTER */
.overlay-header, .overlay-footer {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    text-align: center;
}

.overlay-header {
    top: 40px;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.5rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--color-muted);
}

.overlay-footer {
    bottom: 40px;
}
.overlay-footer a {
    color: var(--color-muted);
    text-decoration: none;
    font-size: 1rem;
    padding: 10px;
    transition: color 0.3s ease;
}
.overlay-footer a:hover {
    color: var(--color-light);
}

/* SPLIT-SCREEN CONTAINER */
.split-container {
    display: flex;
    width: 100vw;
    height: 100vh;
}

.split-half {
    flex: 1;
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    text-decoration: none;
    color: var(--color-light);
    transition: flex 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* Trennlinie in der Mitte */
.split-half.left::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    width: 1px;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.2);
    transition: opacity 0.3s ease;
}

/* Hover-Effekt: Aktive Hälfte wird breiter */
.split-container:hover .split-half {
    flex: 0.8;
}
.split-container:hover .split-half:hover {
    flex: 1.2;
}

/* Hintergrundbild-Styling */
.bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0.15; /* Standardmäßig minimal sichtbar */
    transform: scale(1.1);
    transition: opacity var(--transition-speed) ease, transform var(--transition-speed) ease;
}

.split-half:hover .bg-image {
    opacity: 1; /* Komplett sichtbar beim Hover */
    transform: scale(1);
}

/* KORRIGIERTE LOKALE BILDER-LINKS */
#bg-left {
    background-image: url('../images/bg-left.jpg'); /* Abstrakt, technisch, blau */
}
#bg-right {
    background-image: url('../images/bg-right.jpg'); /* Rennwagen, Bewegungsunschärfe */
}


/* Inhalts-Styling */
.content {
    position: relative;
    z-index: 2;
    padding: 20px;
    transition: transform 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.split-half:hover .content {
    transform: scale(1.1);
}

.content h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 8vw, 4rem);
    font-weight: 900;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.content p {
    color: var(--color-muted);
    font-size: 1rem;
    margin-bottom: 30px;
}

.cta-button {
    display: inline-block;
    border: 2px solid var(--color-accent);
    padding: 12px 30px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.split-half:hover .cta-button {
    background-color: var(--color-light);
    color: var(--color-dark);
}

/* ANPASSUNGEN FÜR MOBILGERÄTE */
@media (max-width: 768px) {
    .split-container {
        flex-direction: column; /* Hälften untereinander anordnen */
    }
    .split-container:hover .split-half,
    .split-container:hover .split-half:hover {
        flex: 1; /* Hover-Effekt für die Breite deaktivieren */
    }
    .split-half.left::after {
        width: 100%; height: 1px; top: auto; bottom: 0; /* Horizontale Trennlinie */
    }
    .overlay-header {
        font-size: 1.2rem;
        top: 20px;
    }
    .overlay-footer {
        bottom: 20px;
    }
    .content h2 {
        font-size: clamp(2rem, 12vw, 3rem);
    }
}