/**
 * Partners — dark theme, single-row center-focus logo slider
 */

.partners-section {
    background-color: var(--color-background);
}

.partners-section__slider-wrap {
    /* logo row + label row + counter — stable while carousel animates */
    min-height: calc(clamp(88px, 8vw, 104px) + 18px + 14px + 56px + 11px);
}

.partners-headline [data-line-inner] {
    opacity: 0;
}

.partners-headline [data-brand-rect],
.partners-headline [data-fg-rect] {
    transform: scaleX(0);
    transform-origin: left center;
}

.partners-headline.is-revealed [data-line-inner] {
    opacity: 1;
}

.partners-headline.is-revealed [data-brand-rect],
.partners-headline.is-revealed [data-fg-rect] {
    transform: scaleX(0);
}

/* ── Slider ── */
.partners-slider {
    position: relative;
    margin-top: 8px;
}

.partners-slider__viewport {
    position: relative;
    overflow: hidden;
    width: 100%;
    /* reserve logo + label row; do not clip with a fixed height */
    min-height: calc(clamp(88px, 8vw, 104px) + 18px + 14px);
    mask-image: linear-gradient(
        to right,
        transparent,
        #000 8%,
        #000 92%,
        transparent
    );
}

.partners-slider__track {
    display: flex;
    align-items: flex-end;
    gap: clamp(48px, 8vw, 112px);
    width: max-content;
    padding-inline: 50%;
    will-change: transform;
}

.partners-slider__item {
    flex-shrink: 0;
    display: flex;
    align-items: stretch;
    justify-content: center;
    width: clamp(168px, 20vw, 280px);
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
    appearance: none;
    -webkit-tap-highlight-color: transparent;
    transition:
        opacity 0.55s var(--ease-power4-in-out),
        transform 0.55s var(--ease-power4-in-out);
}

.partners-slider__item:focus-visible {
    outline: 2px solid var(--color-brand);
    outline-offset: 8px;
}

.partners-slider__card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    width: 100%;
}

.partners-slider__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: clamp(88px, 8vw, 104px);
    transition:
        filter 0.55s var(--ease-power4-in-out),
        transform 0.55s var(--ease-power4-in-out);
}

.partners-slider__img {
    display: block;
    width: clamp(168px, 22vw, 280px);
    height: clamp(56px, 8vw, 88px);
    object-fit: contain;
    user-select: none;
    pointer-events: none;
    filter: brightness(0.5) grayscale(1);
    transition:
        filter 0.55s var(--ease-power4-in-out),
        transform 0.55s var(--ease-power4-in-out);
}

.partners-slider__fallback {
    font-family: var(--font-ui);
    font-size: clamp(0.75rem, 1.1vw, 0.875rem);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgb(238 238 238 / 0.28);
    white-space: nowrap;
}

.partners-slider__name {
    display: inline-block;
    min-height: 14px;
    font-family: var(--font-ui);
    font-size: 11px;
    line-height: 1;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgb(238 238 238 / 0.22);
    white-space: nowrap;
    transition: color 0.35s var(--ease-power4-in-out);
}

.partners-slider__name .scramble-brand {
    color: var(--color-brand);
}

.partners-slider__name .scramble-inherit {
    color: var(--color-foreground);
}

.partners-slider__item:hover .partners-slider__name,
.partners-slider__item:focus-visible .partners-slider__name {
    color: rgb(238 238 238 / 0.72);
}

/* Distance from center — set via data-position on each item */
.partners-slider__item[data-position='0'] {
    opacity: 1;
    transform: scale(1);
}

.partners-slider__item[data-position='0'] .partners-slider__img {
    filter: brightness(1) grayscale(0);
}

.partners-slider__item[data-position='0'] .partners-slider__name {
    color: rgb(238 238 238 / 0.55);
}

.partners-slider__item[data-position='0'] .partners-slider__fallback {
    color: var(--color-foreground);
}

.partners-slider__item[data-position='1'],
.partners-slider__item[data-position='-1'] {
    opacity: 0.72;
    transform: scale(0.94);
}

.partners-slider__item[data-position='1'] .partners-slider__img,
.partners-slider__item[data-position='-1'] .partners-slider__img {
    filter: brightness(0.62) grayscale(1);
}

.partners-slider__item[data-position='2'],
.partners-slider__item[data-position='-2'] {
    opacity: 0.45;
    transform: scale(0.88);
}

.partners-slider__item[data-position='2'] .partners-slider__img,
.partners-slider__item[data-position='-2'] .partners-slider__img {
    filter: brightness(0.42) grayscale(1);
}

.partners-slider__item[data-position='3'],
.partners-slider__item[data-position='-3'],
.partners-slider__item[data-position='4'],
.partners-slider__item[data-position='-4'],
.partners-slider__item[data-position='5'],
.partners-slider__item[data-position='-5'] {
    opacity: 0.22;
    transform: scale(0.82);
}

.partners-slider__meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 56px;
    font-family: var(--font-ui);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgb(238 238 238 / 0.28);
}

.partners-slider__meta-current {
    color: var(--color-foreground);
}

.partners-slider__meta-divider {
    width: 24px;
    height: 1px;
    background-color: rgb(238 238 238 / 0.14);
}

@media (prefers-reduced-motion: reduce) {
    .partners-slider__viewport {
        mask-image: none;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x mandatory;
        scrollbar-width: none;
    }

    .partners-slider__viewport::-webkit-scrollbar {
        display: none;
    }

    .partners-slider__track {
        padding-inline: 24px;
        transform: none !important;
    }

    .partners-slider__item {
        scroll-snap-align: center;
        opacity: 1;
        transform: none;
    }

    .partners-slider__item[data-position='0'] .partners-slider__img {
        filter: brightness(1) grayscale(0);
    }

    .partners-slider__meta {
        display: none;
    }
}