.intro-section {
    border-bottom: solid 1px rgba(var(--main-color), 0.5);
}

.intro-text-headline {
    font-family: var(--heading-text);
    font-size: clamp(2.25rem, 3vw, 3rem);
    line-height: 1.2;
    text-align: center;
    color: rgba(var(--main-color), 1.0);
}

.intro-text-subline {
    font-family: var(--text-regular);
    font-size: clamp(1.25rem, 2vw, 2rem);
    line-height: 1.4;
    color: rgba(var(--main-color), 1.0);
}

/* Vereinheitlichte Navigation Styles */
.portfolio-navigation ul,
.filter-navigation .nav {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 1rem;
    font-family: var(--navigation-text);
    font-size: 1rem;
    text-transform: uppercase;
}

.portfolio-navigation .portfolio-link,
.filter-navigation .nav-link {
    text-decoration: none;
    color: rgba(var(--main-color), 1.0) !important;
    padding: 0.5rem 1rem;
    border: 1px solid transparent;
    border-radius: var(--radius-small) !important;
    transition: all 0.3s ease-in-out;
}

.portfolio-navigation .portfolio-link:hover,
.filter-navigation .nav-link:hover {
    color: rgba(var(--signal-color), 1.0) !important;
    border-color: rgba(var(--signal-color), 1.0);
    background-color: transparent;
}

.portfolio-navigation .portfolio-link.active,
.filter-navigation .nav-link.active {
    color: rgba(var(--signal-color), 1.0) !important;
    border: 1px solid rgba(var(--signal-color), 1.0);
    background-color: transparent;
}

.product-video-section {
    background-color: rgba(var(--light-grey), 0.15)
}

.product-video-section .section-headline h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.product-video-section .section-headline .subline {
    font-size: 1.2rem;
    color: #666;
}

/* Styles for Filter */
.filter-navigation {
    margin: 20px 0;
}

.filter-item {
    transform-origin: center;
    will-change: transform, opacity;
    opacity: 1;
    transform: scale(1);
}

#product-grid {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 30px;
    min-height: 400px;
}

.video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    /* 16:9 Aspect Ratio */
    height: 0;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    background: white;
    border-radius: 8px;
    overflow: hidden;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-title {
    font-size: 1.2rem;
    text-align: center;
    color: #333;
    margin-top: 1rem;
}

/* Responsive Styles für beide Navigationen - Bootstrap-konform optimiert */

/* Bis 768px (einschließlich iPad): Navigation nebeneinander mit optimaler Breitennutzung */
@media (max-width: 992px) and (min-width: 768px) {

    .portfolio-navigation ul,
    .filter-navigation .nav {
        gap: 0.75rem;
    }

    .portfolio-navigation .portfolio-link,
    .filter-navigation .nav-link {
        font-size: 1rem;
        white-space: nowrap;
        flex: 1;
        min-width: 0;
    }
}

@media (max-width: 768px) {

    #portfolio-section .container,
    .portfolio-navigation.col-8,
    .portfolio-navigation>.container {
        width: 100vw !important;
        max-width: none !important;
        /* Das ist der Schlüssel! */
    }
}

/* Nur echte Mobile-Geräte (kleiner 768px): Navigation untereinander mit 80% Breite */
@media (max-width: 576px) {
    .portfolio-navigation>.container {
        max-width: 90vw !important;
    }

    .portfolio-navigation ul,
    .filter-navigation .nav {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
        /* Reduzierter Abstand zwischen den Buttons */
    }

    .portfolio-navigation .portfolio-link,
    .filter-navigation .nav-link {

        text-align: center;
        padding: 0.5rem 1rem;
        /* Reduzierte Höhe für vertikale Anordnung */
        font-size: 1rem;
        line-height: 1.3;
        /* Kompakte Zeilenhöhe */
    }

    .portfolio-navigation .portfolio-link,
    .filter-navigation .nav-link {
        padding: 0.4rem 0.8rem;
        /* Noch kompakter für iPhone */
        font-size: 0.95rem;
        line-height: 1.2;
    }

    .portfolio-navigation ul,
    .filter-navigation .nav {
        gap: 0.4rem;
        /* Weniger Abstand auf iPhone */
    }
}

/* Price Badge für Produktkarten */
.price-badge {
    position: absolute;
    bottom: 15px;
    right: 15px;
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-family: var(--text-bold);
    font-size: 1rem;
    font-weight: 600;
    z-index: 20;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    opacity: 1;
}

/* Preisangabe beim Hover ausblenden */
.card-01:hover .price-badge {
    opacity: 0;
    transform: translateY(5px);
}

/* Hero Button Container */
.hero-button-container {
    display: flex;
    align-items: end;
    justify-content: center;
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.hero-buttons {
    flex-wrap: wrap;
}

.hero-buttons .btn {
    min-width: 140px;
}

.hero-button-container .btn-md {
    border-radius: var(--radius-small) !important;
}

/* Responsive Anpassungen für Hero Buttons */
@media (max-width: 576px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem !important;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 250px;
    }
}