/* About banner slider — scoped to .about-banner. Supports fade + slide modes. */
.about-banner {
    position: relative;
}

.about-banner .banner-viewport {
    position: relative;
    width: 100%;
    aspect-ratio: 1920 / 892;
    overflow: hidden;
    touch-action: pan-y;
}

.about-banner .banner-viewport::before {
    content: "";
    display: block;
    padding-top: 46.458333%;
}

.about-banner .banner-track {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.about-banner .banner-slide {
    width: 100%;
    height: 100%;
    min-width: 100%;
    overflow: hidden;
}

.about-banner .banner-ratio {
    display: block;
    width: 100%;
    height: 100%;
}

.about-banner .banner-ratio img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ---- Fade mode ---- */
.about-banner[data-transition="fade"] .banner-track {
    position: absolute;
}

.about-banner[data-transition="fade"] .banner-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
}

.about-banner[data-transition="fade"] .banner-slide.is-active {
    opacity: 1;
    pointer-events: auto;
}

/* ---- Slide mode ---- */
.about-banner[data-transition="slide"] .banner-track {
    display: flex;
    transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
    backface-visibility: hidden;
    transform-style: preserve-3d;
}

.about-banner[data-transition="slide"] .banner-slide {
    flex: 0 0 100%;
}

/* ---- Arrows ---- */
.about-banner .banner-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    width: 44px;
    height: 44px;
    padding: 0;
    border: none;
    cursor: pointer;
    background: rgba(0, 0, 0, 0.35);
    border-radius: 9999px;
    transition: background 0.3s ease;
}

.about-banner .banner-arrow:hover {
    background: rgba(0, 0, 0, 0.6);
}

.about-banner .banner-arrow::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 10px;
    height: 10px;
    border-top: 2px solid #fff;
    border-right: 2px solid #fff;
}

.about-banner .banner-prev {
    left: 16px;
}

.about-banner .banner-next {
    right: 16px;
}

.about-banner .banner-prev::before {
    transform: translate(-30%, -50%) rotate(-135deg);
}

.about-banner .banner-next::before {
    transform: translate(-70%, -50%) rotate(45deg);
}

/* ---- Dots ---- */
.about-banner .banner-dots {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 16px;
    z-index: 3;
    display: flex;
    justify-content: center;
    gap: 8px;
}

.about-banner .banner-dots button {
    width: 10px;
    height: 10px;
    padding: 0;
    border: none;
    border-radius: 9999px;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.5);
    transition: background 0.3s ease, transform 0.3s ease;
}

.about-banner .banner-dots button.is-active {
    background: #fff;
    transform: scale(1.25);
}

@media (max-width: 1024px) {
    .about-banner .banner-viewport {
        aspect-ratio: 16 / 9;
    }

    .about-banner .banner-viewport::before {
        padding-top: 56.25%;
    }
}

@media (max-width: 640px) {
    .about-banner .banner-viewport {
        aspect-ratio: 4 / 5;
    }

    .about-banner .banner-viewport::before {
        padding-top: 125%;
    }

    .about-banner .banner-arrow {
        width: 40px;
        height: 40px;
        background: rgba(0, 0, 0, 0.28);
    }

    .about-banner .banner-arrow::before {
        width: 8px;
        height: 8px;
    }

    .about-banner .banner-prev {
        left: 10px;
    }

    .about-banner .banner-next {
        right: 10px;
    }

    .about-banner .banner-dots {
        bottom: 12px;
        gap: 10px;
    }

    .about-banner .banner-dots button {
        width: 12px;
        height: 12px;
    }
}