html, body { scrollbar-width: none; }
html::-webkit-scrollbar, body::-webkit-scrollbar { display: none; }

.vyasa-scroll-proxy {
    --vyasa-scroll-proxy-start: color-mix(in srgb, var(--vyasa-primary, #2563eb) 78%, white);
    --vyasa-scroll-proxy-end: var(--vyasa-primary, #2563eb);
    --vyasa-scroll-proxy-colors: var(--vyasa-scroll-proxy-start), var(--vyasa-scroll-proxy-end);
    position: fixed;
    top: var(--vyasa-navbar-height, 3.75rem);
    left: 0;
    z-index: 1600;
    width: 100%;
    height: 4px;
    pointer-events: none;
}

.vyasa-scroll-proxy-fill {
    display: block;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--vyasa-scroll-proxy-colors));
    box-shadow: 0 0 10px color-mix(in srgb, var(--vyasa-scroll-proxy-end) 70%, transparent);
    transform: scaleX(var(--vyasa-scroll-progress, 0));
    transform-origin: left center;
    will-change: transform;
}

.vyasa-scroll-proxy-tip {
    position: absolute; z-index: 1; top: 50%; left: var(--vyasa-scroll-position, 0%);
    display: grid; place-items: center; width: 12px; height: 12px; overflow: hidden;
    transform: translate(-50%, -50%); border: 1px solid white; border-radius: 999px;
    background: var(--vyasa-scroll-proxy-tip-background, var(--vyasa-scroll-proxy-end));
    box-shadow: 0 0 8px var(--vyasa-scroll-proxy-end);
    color: var(--vyasa-scroll-proxy-tip-color, white); text-decoration: none; pointer-events: auto;
    cursor: grab; touch-action: none; user-select: none;
    transition: width 150ms ease, height 150ms ease, border-radius 150ms ease;
}
.vyasa-scroll-proxy-tip.is-scrubbing { cursor: grabbing; }
.vyasa-scroll-proxy-tip:hover, .vyasa-scroll-proxy-tip:focus-visible, .vyasa-scroll-proxy-tip.is-scrubbing {
    width: 3rem; height: 2.35rem; border-radius: 1rem;
}
.vyasa-scroll-proxy-tip img { width: 1.4rem; height: 1.4rem; object-fit: contain; opacity: 0; transform: scale(.6); transition: opacity 120ms ease, transform 120ms ease; }
.vyasa-scroll-proxy-tip:hover img, .vyasa-scroll-proxy-tip:focus-visible img, .vyasa-scroll-proxy-tip.is-scrubbing img { opacity: 1; transform: scale(1); }
.vyasa-scroll-proxy-tip:not(:has(img)) { font: 0/1 sans-serif; }
.vyasa-scroll-proxy-tip:not(:has(img)):hover, .vyasa-scroll-proxy-tip:not(:has(img)):focus-visible, .vyasa-scroll-proxy-tip:not(:has(img)).is-scrubbing { font-size: 1.25rem; }

.vyasa-scroll-proxy-effects {
    position: absolute;
    top: 50%;
    left: 0;
    width: 1px;
    height: 1px;
}

.vyasa-scroll-proxy-effects > span {
    position: absolute;
    opacity: 0;
    line-height: 1;
    border-radius: 50%;
}

.vyasa-scroll-proxy-effects > span[data-image] {
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    border-radius: 0;
}

.vyasa-scroll-proxy-flag {
    position: absolute;
    top: 0;
    left: calc(var(--vyasa-scroll-position, 0%) - 160px);
    width: 320px;
    height: 200px;
    pointer-events: none;
    cursor: pointer;
    opacity: 1;
    transition: opacity 2s ease;
}

.vyasa-scroll-proxy-flag.is-faded { opacity: 0; }

.vyasa-scroll-proxy-flag canvas {
    width: 100%;
    height: 100%;
    display: block;
    filter: drop-shadow(0 2px 4px rgb(0 0 0 / 72%));
}

@media (prefers-reduced-motion: reduce) {
    .vyasa-scroll-proxy-effects { display: none; }
    .vyasa-scroll-proxy-tip, .vyasa-scroll-proxy-tip img, .vyasa-scroll-proxy-flag { transition: none; }
}