/* Informatik Seite spezifische Anpassungen */
:root {
    --background-color: #f8fafc;
    --sticky-offset: 64px;
    /* Höhe der fixen Header-Navigation (anpassen, falls anders) */
}

[data-theme="dark"] {
    --background-color: #0f172a;
}

body {
    background: var(--background-color);
}

/* Optionale visuelle Hinweise: Rechtsklick wird unterbunden */
body.disable-context-menu {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.if-main {
    display: block;
    padding-top: calc(var(--sticky-offset) + 0.5rem);
}

/* Premium-Section braucht keinen zusätzlichen Offset mehr */
.premium-section {
    margin-top: 1rem;
}

.projects-section {
    margin-top: 2rem;
    margin-bottom: 3rem;
}

/* Screenreader-only Utility */
.sr-only {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Footer Abstand Korrektur */
.footer37-footer4 {
    margin-top: 3rem;
}

/* Performance-Utilities */
.project-gallery {
    content-visibility: auto;
    contain-intrinsic-size: 600px;
}

.project-card {
    content-visibility: auto;
    contain-intrinsic-size: 320px 260px;
}