/* Scrollytelling block (Block.Scrollytelling.razor + js/scrolly.js) */

.block-scrolly {
    position: relative;
    /* Full bleed even when the page wraps blocks in a container */
    width: 100vw;
    margin-left: calc(50% - 50vw);
    --scrolly-fg: #fff;
    --scrolly-fg-muted: rgba(255, 255, 255, .8);
    --scrolly-bg: #111;
    --scrolly-card-bg: rgba(0, 0, 0, .55);
    background: var(--scrolly-bg);
    color: var(--scrolly-fg);
}

/* Site-wide default section classes (rounded corners, padding, shadow) would break the full-bleed screens */
.block.block-scrolly {
    border-radius: 0 !important;
    box-shadow: none !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
    margin-top: 0 !important;
    margin-bottom: 0 !important;
}

.block-scrolly-theme-light {
    --scrolly-fg: #111;
    --scrolly-fg-muted: rgba(0, 0, 0, .7);
    --scrolly-bg: #f6f5f2;
    --scrolly-card-bg: rgba(255, 255, 255, .85);
}

.block-scrolly-scene {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

/* Scenes with a solid background color pick their own text color */
.block-scrolly-tone-dark {
    --scrolly-fg: #fff;
    --scrolly-fg-muted: rgba(255, 255, 255, .8);
    color: var(--scrolly-fg);
}

.block-scrolly-tone-light {
    --scrolly-fg: #111;
    --scrolly-fg-muted: rgba(0, 0, 0, .7);
    color: var(--scrolly-fg);
}

/* ---------- Scenes layout ---------- */

.block-scrolly-bg {
    position: absolute;
    left: 0;
    right: 0;
    top: -15%;
    height: 130%;
    will-change: transform;
}

.block-scrolly-media {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.block-scrolly-overlay {
    position: absolute;
    inset: 0;
    background: #000;
    pointer-events: none;
}

.block-scrolly-theme-light .block-scrolly-overlay {
    background: #fff;
}

/* A scene with its own background color picks its text tone; the overlay must follow that tone, not the theme */
.block-scrolly-tone-dark .block-scrolly-overlay { background: #000; }
.block-scrolly-tone-light .block-scrolly-overlay { background: #fff; }

.block-scrolly-content {
    position: relative;
    z-index: 1;
    padding-top: 6rem;
    padding-bottom: 6rem;
    display: flex;
}

.block-scrolly-align-center .block-scrolly-content { justify-content: center; text-align: center; }
.block-scrolly-align-left .block-scrolly-content { justify-content: flex-start; }
.block-scrolly-align-right .block-scrolly-content { justify-content: flex-end; }

.block-scrolly-text {
    max-width: 44rem;
}

/* Keeps text readable on busy photos */
.block-scrolly-scene.has-media .block-scrolly-text {
    text-shadow: 0 1px 18px rgba(0, 0, 0, .45);
}

.block-scrolly-theme-light .block-scrolly-scene.has-media:not(.block-scrolly-tone-dark) .block-scrolly-text,
.block-scrolly-scene.has-media.block-scrolly-tone-light .block-scrolly-text {
    text-shadow: 0 0 18px rgba(255, 255, 255, .85), 0 0 4px rgba(255, 255, 255, .6);
}

.block-scrolly-pretitle {
    text-transform: uppercase;
    letter-spacing: .12em;
    font-size: .85rem;
    color: var(--scrolly-fg-muted);
    margin-bottom: .75rem;
}

.block-scrolly-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.05;
    margin-bottom: 1rem;
    color: inherit;
}

.block-scrolly-teaser {
    font-size: clamp(1.05rem, 1.6vw, 1.35rem);
    color: var(--scrolly-fg-muted);
}

.block-scrolly-body {
    color: var(--scrolly-fg-muted);
}

.block-scrolly-link {
    display: inline-block;
    margin-top: 1rem;
}

.block-scrolly-link:not([class*="btn"]) {
    color: inherit;
    border: 1px solid currentColor;
    border-radius: 999px;
    padding: .6rem 1.4rem;
    text-decoration: none;
}

/* ---------- Sticky media layout ---------- */

.block-scrolly-sticky {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.block-scrolly-sticky.media-right .block-scrolly-sticky-media { order: 2; }

.block-scrolly-sticky-media {
    position: sticky;
    top: 0;
    height: 100vh;
    height: 100svh;
    overflow: hidden;
}

.block-scrolly-media-frame {
    position: absolute;
    inset: 0;
    opacity: 0;
    transform: scale(1.06);
    transition: opacity .8s ease, transform 1.6s ease;
}

.block-scrolly-media-frame:first-child,
.block-scrolly-media-frame.is-active {
    opacity: 1;
    transform: scale(1);
}

.scrolly-ready .block-scrolly-media-frame:first-child:not(.is-active) {
    opacity: 0;
}

.block-scrolly-step {
    padding: 0 clamp(1.5rem, 5vw, 5rem);
}

.block-scrolly-step-card {
    max-width: 32rem;
}

@media (max-width: 767.98px) {
    .block-scrolly-sticky {
        display: block;
    }

    /* Media becomes a pinned full-screen background with the steps scrolling over it */
    .block-scrolly-sticky-media {
        z-index: 0;
    }

    .block-scrolly-steps {
        position: relative;
        z-index: 1;
        margin-top: -100vh;
        margin-top: -100svh;
    }

    .block-scrolly-step-card {
        background: var(--scrolly-card-bg);
        backdrop-filter: blur(6px);
        border-radius: 1rem;
        padding: 1.5rem;
    }
}

/* ---------- Page-wide dot navigation (built by scrolly.js, appended to <body>) ---------- */

.scrolly-page-dots {
    --scrolly-fg: #fff;
    position: fixed;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: .75rem;
    z-index: 20;
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s ease;
}

.scrolly-page-dots.is-visible {
    opacity: 1;
    pointer-events: auto;
}

.block-scrolly-dot {
    width: .65rem;
    height: .65rem;
    border-radius: 50%;
    border: 2px solid var(--scrolly-fg);
    background: transparent;
    /* Grey ring keeps the dots visible on scenes whose own background differs from the theme */
    box-shadow: 0 0 0 1px rgba(128, 128, 128, .55);
    opacity: .6;
    transition: transform .2s ease, background .2s ease, opacity .2s ease, border-color .3s ease;
}

.block-scrolly-dot.is-active {
    background: var(--scrolly-fg);
    opacity: 1;
    transform: scale(1.25);
}

/* Phones: smaller dots tight to the edge, and text kept clear of them */
@media (max-width: 767.98px) {
    .scrolly-page-dots {
        right: .4rem;
        gap: .55rem;
    }

    .block-scrolly-dot {
        width: .5rem;
        height: .5rem;
    }

    .block-scrolly-content {
        padding-left: 1.25rem;
        padding-right: 2rem;
    }

    .block-scrolly-step {
        padding: 0 1.9rem 0 1rem;
    }
}

.block-scrolly-empty {
    padding: 3rem;
    text-align: center;
    opacity: .7;
}

/* ---------- Scroll animations (only once JS is running, so content is never stuck hidden) ---------- */

.scrolly-ready [data-scrolly-anim] {
    transition: opacity .8s ease, transform .8s cubic-bezier(.2, .7, .2, 1), filter .8s ease;
    transition-delay: var(--scrolly-delay, 0ms);
}

.scrolly-ready [data-scrolly-anim]:not(.is-visible) { opacity: 0; }
.scrolly-ready [data-scrolly-anim="fade-up"]:not(.is-visible) { transform: translateY(40px); }
.scrolly-ready [data-scrolly-anim="fade-down"]:not(.is-visible) { transform: translateY(-40px); }
.scrolly-ready [data-scrolly-anim="slide-left"]:not(.is-visible) { transform: translateX(60px); }
.scrolly-ready [data-scrolly-anim="slide-right"]:not(.is-visible) { transform: translateX(-60px); }
.scrolly-ready [data-scrolly-anim="zoom-in"]:not(.is-visible) { transform: scale(.85); }
.scrolly-ready [data-scrolly-anim="blur"]:not(.is-visible) { filter: blur(12px); }
.scrolly-ready [data-scrolly-anim="none"] { opacity: 1 !important; transform: none !important; transition: none; }

@media (prefers-reduced-motion: reduce) {
    .scrolly-ready [data-scrolly-anim],
    .block-scrolly-media-frame { transition: none; transform: none; }
}