/* ======================================================================
   Animation utilities
   - reusable marquee (infinite) animations
   - directions: left / right
   Usage:
   - wrapper: anim-marquee + anim-marquee-left (or anim-marquee-right)
   - track: anim-marquee-track
   - item: anim-marquee-item
   - seamless loop needs duplicated item content (x2)
   ====================================================================== */

.anim-marquee {
    --anim-marquee-duration: 36s;
    --anim-marquee-gap: 4rem;
    overflow: hidden;
    width: 100%;
}

.anim-marquee-track {
    display: flex;
    width: max-content;
    animation: anim-marquee-left var(--anim-marquee-duration) linear infinite;
    will-change: transform;
}

.anim-marquee-item {
    flex-shrink: 0;
    white-space: nowrap;
    margin: 0;
    padding-right: var(--anim-marquee-gap);
}

.anim-marquee-left.anim-marquee-track,
.anim-marquee-left .anim-marquee-track {
    animation-name: anim-marquee-left;
}

.anim-marquee-right.anim-marquee-track,
.anim-marquee-right .anim-marquee-track {
    animation-name: anim-marquee-right;
}

/* left-to-right shine sweep for logos and key visuals */
.anim-shiny {
    display: block;
    isolation: isolate;
    overflow: hidden;
    font-size: 2rem;
    will-change: filter;
    animation: shiny-pulse 2s ease-in-out infinite;
}

.anim-shiny > img {
    display: block;
    width: 100%;
    height: auto;
}

.anim-shiny::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: -35%;
    width: 22%;
    transform: translateX(-180%) skewX(-18deg);
    background: linear-gradient(
        110deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.22) 30%,
        rgba(255, 255, 255, 0.96) 52%,
        rgba(255, 255, 255, 0.22) 72%,
        rgba(255, 255, 255, 0) 100%
    );
    mix-blend-mode: screen;
    filter: blur(0.06em);
    pointer-events: none;
    animation: shiny-sweep 2s cubic-bezier(0.45, 0, 0.2, 1) infinite;
}

.anim-shiny::after {
    content: "✦";
    position: absolute;
    right: 0.08em;
    top: 0.06em;
    font-size: 0.32em;
    line-height: 1;
    color: #fff4b0;
    text-shadow:
        0 0 4px rgba(255, 255, 255, 0.75),
        0 0 8px rgba(255, 225, 0, 0.45);
    pointer-events: none;
    animation: shiny-sparkle 1.7s ease-in-out infinite;
}

@keyframes anim-marquee-left {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

@keyframes anim-marquee-right {
    from { transform: translateX(-50%); }
    to   { transform: translateX(0); }
}

@keyframes shiny-pulse {
    0%,
    100% {
        filter: brightness(1) drop-shadow(0 0 0 rgba(255, 255, 255, 0));
    }

    45% {
        filter: brightness(1.11) drop-shadow(0 0 7px rgba(255, 255, 255, 0.52));
    }
}

@keyframes shiny-sweep {
    0% {
        transform: translateX(-180%) skewX(-18deg);
        opacity: 0;
    }

    15% {
        opacity: 0.96;
    }

    60% {
        transform: translateX(720%) skewX(-18deg);
        opacity: 0.96;
    }

    100% {
        transform: translateX(720%) skewX(-18deg);
        opacity: 0;
    }
}

@keyframes shiny-sparkle {
    0%,
    100% {
        opacity: 0.12;
        transform: scale(0.82);
    }

    40% {
        opacity: 0.55;
        transform: scale(1);
    }

    70% {
        opacity: 0.2;
        transform: scale(0.9);
    }
}

@media (prefers-reduced-motion: reduce) {
    .anim-marquee-track {
        animation: none !important;
    }
}