/*
  KEPNEZEGETO (mozgas-modell, Ruben #68; a viselkedes a lightbox.js-ben).

  A nezegeto a <dialog> sajat, teljes kepernyos retege: a showModal() a lap
  FOLE emeli (top layer), tehat semmilyen z-index nem kell hozza, es a
  fokusz-csapdat, az Esc-et a bongeszo adja.

  A hatter es a vezerlok SZANDEKOSAN NEM temafuggok (--lightbox-background,
  --overlay-control-*): a tartalom fenykep, azt a fekete alap mutatja jol.
*/
@layer components {
    /* A nyithato kep mutassa, hogy nyithato - a kurzor es egy finom nagyitas. */
    a[data-lightbox] {
        display: block;
        cursor: zoom-in;
        overflow: hidden;
        border-radius: inherit;
    }

    a[data-lightbox] img {
        display: block;
        transition: transform var(--duration-base) var(--motion-ease);
    }

    a[data-lightbox]:hover img,
    a[data-lightbox]:focus-visible img {
        transform: scale(1.03);
    }

    .lightbox {
        position: fixed;
        inset: 0;
        inline-size: 100%;
        block-size: 100%;
        max-inline-size: none;
        max-block-size: none;
        margin: 0;
        padding: 0;
        border: 0;
        background: var(--lightbox-background);
        color: var(--overlay-control-text);
        /* A lapot ne gorgesse es ne nagyitsa a bongeszo - a gesztus a mienk. */
        touch-action: none;
        user-select: none;
        overscroll-behavior: contain;
    }

    .lightbox[open] {
        display: flex;
        flex-direction: column;
    }

    .lightbox::backdrop {
        background: var(--lightbox-background);
    }

    .lightbox.is-opening {
        animation: lightbox-in var(--duration-base) var(--motion-ease);
    }

    @keyframes lightbox-in {
        from {
            opacity: 0;
            transform: scale(0.96);
        }
    }

    .lightbox-top {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: var(--space-2) var(--space-3);
        padding-block-start: calc(var(--space-2) + env(safe-area-inset-top, 0px));
    }

    .lightbox-counter {
        font-size: var(--font-size-body-small);
        font-weight: 700;
        font-variant-numeric: tabular-nums;
    }

    .lightbox-close,
    .lightbox-nav {
        display: grid;
        place-items: center;
        inline-size: var(--touch-target-min);
        block-size: var(--touch-target-min);
        border: 0;
        border-radius: 50%;
        background: var(--overlay-control-background);
        color: var(--overlay-control-text);
        cursor: pointer;
    }

    .lightbox-close:hover,
    .lightbox-nav:hover:not(:disabled) {
        background: var(--overlay-control-background-hover);
    }

    .lightbox-close svg,
    .lightbox-nav svg {
        inline-size: 22px;
        block-size: 22px;
    }

    .lightbox-stage {
        position: relative;
        flex: 1 1 auto;
        overflow: hidden;
        touch-action: none;
    }

    .lightbox-track {
        position: absolute;
        inset: 0;
        display: flex;
        will-change: transform;
    }

    .lightbox-track.is-animating {
        transition: transform var(--duration-slow) var(--motion-ease);
    }

    .lightbox-slide {
        flex: 0 0 100%;
        display: grid;
        place-items: center;
        overflow: hidden;
    }

    /*
      A kep a SAJAT meretenel nem nagyobb doboz: igy a "kepen kivuli"
      koppintas (bezaras) a kep mellett a fekete savban tortenik, nem a kep
      atlatszo, contain-nel kitoltott teruleten.
    */
    .lightbox-slide img {
        max-inline-size: 100%;
        max-block-size: 100%;
        transform-origin: center center;
        will-change: transform;
        pointer-events: none;
    }

    .lightbox-slide img.is-animating {
        transition: transform var(--duration-base) var(--motion-ease);
    }

    .lightbox-nav {
        position: absolute;
        inset-block-start: 50%;
        transform: translateY(-50%);
    }

    .lightbox-prev {
        inset-inline-start: var(--space-3);
    }

    .lightbox-next {
        inset-inline-end: var(--space-3);
    }

    .lightbox-nav:disabled {
        opacity: 0.3;
        cursor: default;
    }

    /* Erinto kepernyon a nyilak helyett az ujj lapoz - a modellben is. */
    @media (hover: none) {
        .lightbox-nav {
            display: none;
        }
    }

    .lightbox-dots {
        display: flex;
        justify-content: center;
        gap: 6px;
        padding: var(--space-3);
        padding-block-end: calc(var(--space-3) + env(safe-area-inset-bottom, 0px));
    }

    .lightbox-dots i {
        inline-size: 6px;
        block-size: 6px;
        border-radius: 50%;
        background: color-mix(in srgb, var(--overlay-control-text) 40%, transparent);
        transition:
            background-color var(--duration-fast),
            transform var(--duration-base) var(--motion-spring);
    }

    .lightbox-dots i.is-current {
        background: var(--brand-primary);
        transform: scale(1.4);
    }

    /* Egy kep: nincs mit lapozni - se nyil, se potty (#66). */
    .lightbox.is-single :is(.lightbox-nav, .lightbox-dots) {
        display: none;
    }

    @media (prefers-reduced-motion: reduce) {
        a[data-lightbox]:hover img,
        a[data-lightbox]:focus-visible img {
            transform: none;
        }
    }
}