/* ==========================================================================
   Logo-Slider Block
   Desktop: 4-column grid, 322×142px boxes
   Mobile:  3-column grid, smaller boxes
   ========================================================================== */

.cf-logo-slider {
    position: relative;
    width: 100%;
    background-color: #000000;
}

.cf-logo-slider__container {
    max-width: 1360px;
    margin: 0 auto;
    padding: clamp(5rem, 8.33vw, 7.5rem) clamp(0.75rem, 2.78vw, 2.5rem);
}

/* === Headline === */
.cf-logo-slider__headline {
    font-family: 'Inter', sans-serif;
    font-size: clamp(2rem, 1.33rem + 2.78vw, 3rem);
    line-height: 1.1;
    text-align: center;
    text-transform: uppercase;
    color: #FFFFFF;
    margin: 0 0 clamp(3.75rem, 5.56vw, 5rem);
}

.cf-logo-slider__headline-regular {
    font-weight: 400;
}

.cf-logo-slider__headline-bold {
    font-weight: 600;
}

/* === Grid === */
.cf-logo-slider__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(0.75rem, 1.67vw, 1.5rem);
}

/* === Item Box === */
.cf-logo-slider__item {
    background-color: #1A1A1A;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 322 / 142;
    padding: 1rem;
    transition: background-color 0.3s ease;
}

.cf-logo-slider__item:hover {
    background-color: #252525;
}

/* === Link === */
.cf-logo-slider__link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    text-decoration: none;
}

/* === Logo Image === */
.cf-logo-slider__img {
    max-width: 70%;
    max-height: 60%;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(1) brightness(2);
    opacity: 0.6;
    transition: filter 0.3s ease, opacity 0.3s ease;
}

.cf-logo-slider__item:hover .cf-logo-slider__img {
    filter: grayscale(0) brightness(1);
    opacity: 1;
}

/* === Fallback Name === */
.cf-logo-slider__name {
    color: #666666;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* === Mobile: 3-column grid === */
@media (max-width: 767px) {
    .cf-logo-slider__grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.75rem;
    }

    .cf-logo-slider__item {
        aspect-ratio: 114 / 50;
        padding: 0.5rem;
    }

    .cf-logo-slider__img {
        max-width: 80%;
        max-height: 70%;
    }
}