@import url('https://fonts.googleapis.com/css2?family=Inter:wght@500;600&display=swap');

.lab-scroll-block__outer {
    position: relative;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    background-color: #1B1A30;
}

.lab-scroll-block {
    --panel-max-width: 1320px;
    --panel-width: min(85vw, var(--panel-max-width));
    --panel-offset: calc((100vw - var(--panel-width)) / 2);
    --image-margin: clamp(32px, 8vw, 140px);
    --image-horizontal-shift: 50%;
    position: relative;
    width: 100%;
    background-color: #1B1A30;
    color: #ffffff;
    overflow: hidden;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    padding: 72px 0;
}

.lab-scroll-block * {
    box-sizing: border-box;
}

.lab-scroll-block__inner {
    position: relative;
    margin: 0 auto;
    width: var(--panel-width);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 56px;
}

.lab-scroll-block__intro {
    text-align: center;
    max-width: 720px;
    padding: 0 20px;
}

.lab-scroll-block__title {
    font-weight: 600;
    font-size: clamp(2.25rem, 4vw, 3rem);
    line-height: 1.2;
    letter-spacing: -0.01em;
    margin-bottom: 20px;
}

.lab-scroll-block__title .highlight {
    color: #4A90E2;
}

.lab-scroll-block__subtitle {
    font-weight: 500;
    font-size: 1.125rem;
    line-height: 1.4;
    letter-spacing: -0.01em;
    color: #e0e0e0;
}

.lab-scroll-block__panel {
    position: relative;
    width: var(--panel-width);
    height: clamp(500px, 65vw, 620px);
    margin: 0 auto;
    overflow: visible;
}

.slider-viewport {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100%;
    background-color: #E9E9EB;
    border-radius: 28px 0 0 28px;
    overflow: hidden;
    padding-right: clamp(56px, 8vw, 112px);
    box-sizing: border-box;
}

.slides-wrapper {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: transform 0.8s cubic-bezier(0.77, 0, 0.175, 1);
}

.lab-scroll-block__controls {
    position: absolute;
    bottom: clamp(24px, 5vw, 48px);
    left: clamp(32px, 4vw, 96px);
    display: flex;
    flex-direction: column;
    gap: clamp(12px, 2.5vw, 16px);
    z-index: 2;
    align-items: flex-start;
    pointer-events: auto;
}

.lab-scroll-block__nav-button {
    --nav-button-size: clamp(48px, 8vw, 56px);
    width: var(--nav-button-size);
    height: var(--nav-button-size);
    border-radius: 999px;
    border: 1px solid rgba(26, 27, 58, 0.2);
    background: rgba(255, 255, 255, 0.95);
    color: #1A1B3A;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
    padding: 0;
}

.lab-scroll-block__nav-button::before {
    content: '';
    display: block;
    width: 10px;
    height: 10px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform-origin: center;
}

.lab-scroll-block__nav-button--up::before {
    transform: rotate(-135deg);
    margin-top: 2px;
}

.lab-scroll-block__nav-button--down::before {
    transform: rotate(45deg);
    margin-bottom: 2px;
}

.lab-scroll-block__nav-button:hover,
.lab-scroll-block__nav-button:focus-visible {
    border-color: rgba(26, 27, 58, 0.45);
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.35), 0 12px 30px rgba(14, 19, 35, 0.25);
    transform: translateY(-2px);
    outline: none;
}

.lab-scroll-block__nav-button:active {
    transform: translateY(0);
    box-shadow: none;
}

.lab-scroll-block__nav-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

.slide {
    width: 100%;
    display: flex;
    align-items: center;
}

.slide-text {
    padding-left: clamp(32px, 4vw, 96px);
    max-width: min(30%, 360px);
    color: #1A1B3A;
}

.slide-text h2 {
    font-weight: 600;
    font-size: clamp(2rem, 3.6vw, 2.75rem);
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.image-viewport {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.images-wrapper {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: transform 0.8s cubic-bezier(0.77, 0, 0.175, 1);
}

.image-container {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: max(0px, calc(var(--panel-offset) + var(--image-margin) - var(--image-horizontal-shift, 0px)));
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease-in-out, visibility 0.5s ease-in-out;
    --image-scale: 1;
    --image-translate-x: 0px;
}

.image-container.active {
    opacity: 1;
    visibility: visible;
}

.image-container img {
    width: auto;
    max-width: 550px;
    max-height: 100%;
    transform: translateX(var(--image-translate-x, 0px)) scale(var(--image-scale, 1));
    transform-origin: center right;
}

@media (max-width: 920px) {
    .lab-scroll-block {
        padding: 60px 0;
        --image-margin: clamp(24px, 10vw, 96px);
    }

    .lab-scroll-block__panel {
        height: 440px;
    }

    .slider-viewport {
        padding-right: clamp(48px, 10vw, 84px);
    }

    .slide-text {
        max-width: 55%;
    }

    .image-container {
        justify-content: flex-end;
        padding-right: clamp(16px, 4vw, 32px);
        --image-scale: 0.9;
        --image-translate-x: clamp(16px, 5vw, 40px);
    }

    .image-container img {
        max-width: clamp(260px, 60vw, 420px);
    }
}

@media (max-width: 640px) {
    .lab-scroll-block {
        padding: 48px 0;
        --image-margin: clamp(16px, 12vw, 72px);
    }

    .lab-scroll-block__intro {
        padding: 0 12px;
    }

    .lab-scroll-block__panel {
        height: 380px;
    }

    .slider-viewport {
        padding-right: clamp(32px, 12vw, 56px);
    }

    .slide-text {
        max-width: 65%;
        padding-left: 24px;
    }

    .slide-text h2 {
        font-size: 1.5rem;
    }

    .image-container {
        --image-scale: 0.75;
        padding-right: clamp(12px, 6vw, 24px);
        --image-translate-x: clamp(24px, 12vw, 56px);
    }

    .image-container img {
        max-width: clamp(220px, 75vw, 320px);
        transform-origin: center;
    }

    .lab-scroll-block__controls {
        position: absolute;
        bottom: clamp(24px, 12vw, 32px);
        left: 50%;
        transform: translateX(-50%);
        flex-direction: row;
        justify-content: center;
        align-items: center;
        gap: clamp(16px, 8vw, 24px);
    }
}