html,
body.sfg-active {
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
    min-height: 100% !important;
    overflow: hidden !important;
    background: #000 !important;
}

body.sfg-active > *:not(#wpadminbar):not(.sfg-gallery):not(script):not(style) {
    display: none !important;
}

.sfg-gallery,
.sfg-gallery * {
    box-sizing: border-box;
}

.sfg-gallery {
    --sfg-glow-a: 0.10;
    --sfg-glow-b: 0.045;
    --sfg-safe-top: env(safe-area-inset-top, 0px);
    --sfg-safe-right: env(safe-area-inset-right, 0px);
    --sfg-safe-bottom: env(safe-area-inset-bottom, 0px);
    --sfg-safe-left: env(safe-area-inset-left, 0px);
    position: fixed;
    inset: 0;
    z-index: 2147480000;
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 46%, rgba(255,255,255,.022), rgba(255,255,255,0) 44%),
        radial-gradient(circle at 50% 10%, rgba(255,255,255,.016), rgba(255,255,255,0) 28%),
        #000;
    color: #fff;
    font-family: Arial, Helvetica, sans-serif;
    isolation: isolate;
    user-select: none;
    -webkit-user-select: none;
}

.admin-bar .sfg-gallery {
    top: 32px;
}

.sfg-signature {
    position: fixed;
    top: max(clamp(20px, 3.2vw, 46px), calc(var(--sfg-safe-top) + 14px));
    left: max(clamp(20px, 3.8vw, 58px), calc(var(--sfg-safe-left) + 18px));
    z-index: 50;
    font-weight: 500;
    letter-spacing: .22em;
    line-height: 1;
    color: rgba(255,255,255,.82);
    text-transform: uppercase;
    pointer-events: none;
    text-shadow: 0 1px 12px rgba(0,0,0,.65);
}

.sfg-atmosphere {
    position: absolute;
    inset: 0;
    z-index: 8;
    pointer-events: none;
    mix-blend-mode: screen;
    opacity: .42;
}

.sfg-atmosphere-glow {
    position: absolute;
    display: block;
    border-radius: 50%;
    filter: blur(60px);
    opacity: .28;
}

.sfg-atmosphere-glow-a {
    width: 42vw;
    height: 26vw;
    left: 14vw;
    top: 14vh;
    background: radial-gradient(circle, rgba(255,255,255,.22), rgba(255,255,255,0) 68%);
}

.sfg-atmosphere-glow-b {
    width: 46vw;
    height: 24vw;
    right: 10vw;
    top: 20vh;
    background: radial-gradient(circle, rgba(255,255,255,.16), rgba(255,255,255,0) 70%);
}


.sfg-signature::before {
    content: "";
    position: absolute;
    z-index: -1;
    inset: -16px -28px -18px -18px;
    pointer-events: none;
    background: radial-gradient(ellipse at 12% 48%, rgba(0,0,0,.88), rgba(0,0,0,.46) 54%, rgba(0,0,0,0) 78%);
    filter: blur(4px);
}

.sfg-vignette {
    position: absolute;
    inset: 0;
    z-index: 30;
    pointer-events: none;
    background:
        radial-gradient(ellipse at center, transparent 51%, rgba(0,0,0,.24) 100%),
        linear-gradient(90deg, rgba(0,0,0,.18), transparent 18%, transparent 82%, rgba(0,0,0,.18));
}

.sfg-viewport {
    position: absolute;
    inset: 0;
    overflow: hidden;
    cursor: grab;
    touch-action: none;
    overscroll-behavior: none;
}

.sfg-viewport.is-panning {
    cursor: grabbing;
}

.sfg-wall {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 100vw;
    height: 100dvh;
    transform: translate3d(-50%, -50%, 0);
    will-change: transform;
}

.sfg-artwork {
    position: absolute;
    display: block;
    padding: 0;
    margin: 0;
    border: 0;
    background: transparent;
    cursor: zoom-in;
    transform: translate3d(-50%, -50%, 0);
    transition: filter .3s ease, transform .16s ease;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    pointer-events: auto;
}

.sfg-artwork:hover {
    filter: brightness(1.045);
}

.sfg-artwork:active {
    transform: translate3d(-50%, -50%, 0) scale(.985);
}

.sfg-frame {
    position: relative;
    display: block;
    line-height: 0;
    background: #070707;
    box-shadow:
        0 0 14px rgba(255,255,255,var(--sfg-glow-a)),
        0 0 42px rgba(255,255,255,var(--sfg-glow-b)),
        0 16px 40px rgba(0,0,0,.54);
    transform: translateZ(0);
    will-change: transform;
}

.sfg-frame::before {
    content: "";
    position: absolute;
    inset: -1px;
    pointer-events: none;
    border: 1px solid rgba(255,255,255,.065);
    box-shadow: inset 0 0 0 1px rgba(0,0,0,.38);
}

.sfg-frame::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(255,255,255,.04), transparent 14%, transparent 84%, rgba(0,0,0,.08));
}

.sfg-frame img {
    display: block;
    width: 100%;
    height: auto;
    max-height: none;
    object-fit: contain;
    pointer-events: none;
}

.sfg-artwork-caption {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 100%;
    margin-top: 8px;
    padding: 0 2px;
    text-align: center;
    pointer-events: none;
}

.sfg-artwork-title {
    display: -webkit-box;
    overflow: hidden;
    color: rgba(255,255,255,.88);
    font-size: 11px;
    font-weight: 500;
    line-height: 1.25;
    letter-spacing: .08em;
    text-transform: uppercase;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.sfg-artwork-description {
    display: -webkit-box;
    overflow: hidden;
    color: rgba(255,255,255,.55);
    font-size: 10px;
    font-weight: 400;
    line-height: 1.32;
    letter-spacing: .015em;
    text-transform: none;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.sfg-lightbox {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: max(30px, 4vw);
    background: rgba(0,0,0,.935);
    opacity: 0;
    visibility: hidden;
    transition: opacity .42s ease, visibility .42s ease;
    cursor: zoom-out;
}

.sfg-lightbox.is-open {
    opacity: 1;
    visibility: visible;
}

.sfg-lightbox-stage {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    transform: scale(.985);
    transition: transform .5s cubic-bezier(.2,.7,.2,1);
    touch-action: none;
}

.sfg-lightbox-stage.is-dragging,
.sfg-lightbox-stage.is-zoomed {
    cursor: grab;
}

.sfg-lightbox.is-open .sfg-lightbox-stage {
    transform: scale(1);
}

.sfg-lightbox-media {
    transform-origin: center center;
    transition: transform .22s ease;
    will-change: transform;
}

.sfg-lightbox-media.is-animating {
    transition: transform .24s ease;
}

.sfg-lightbox.is-mobile-feed .sfg-lightbox-media {
    will-change: transform;
}

.sfg-lightbox img {
    display: block;
    max-width: min(92vw, 1780px);
    max-height: 86vh;
    width: auto;
    height: auto;
    object-fit: contain;
    pointer-events: none;
    -webkit-user-drag: none;
    box-shadow: 0 24px 90px rgba(0,0,0,.65);
}

.sfg-lightbox-close {
    position: absolute;
    top: 17px;
    right: 22px;
    z-index: 6;
    width: 46px;
    height: 46px;
    border: 0;
    background: transparent;
    color: rgba(255,255,255,.76);
    font: 300 38px/1 Arial, Helvetica, sans-serif;
    cursor: pointer;
    transition: color .2s ease, transform .2s ease;
}

.sfg-lightbox-close:hover {
    color: #fff;
    transform: scale(1.04);
}

.sfg-nav-button {
    position: absolute;
    top: 50%;
    z-index: 6;
    width: 58px;
    height: 58px;
    border: 1px solid rgba(255,255,255,.10);
    border-radius: 999px;
    background: rgba(18,18,18,.56);
    color: rgba(255,255,255,.88);
    font: 300 42px/54px Arial, Helvetica, sans-serif;
    cursor: pointer;
    transform: translateY(-50%);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: background .2s ease, color .2s ease, border-color .2s ease, opacity .2s ease;
}

.sfg-nav-button:hover {
    background: rgba(32,32,32,.72);
    color: #fff;
    border-color: rgba(255,255,255,.18);
}

.sfg-nav-button:disabled {
    opacity: .28;
    cursor: default;
}

.sfg-nav-prev { left: 20px; }
.sfg-nav-next { right: 20px; }

.sfg-lightbox-meta {
    position: absolute;
    left: 50%;
    bottom: 70px;
    z-index: 5;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    transform: translateX(-50%);
    pointer-events: none;
}

.sfg-lightbox-title {
    max-width: min(80vw, 720px);
    font-size: 13px;
    letter-spacing: .10em;
    text-transform: uppercase;
    text-align: center;
    color: rgba(255,255,255,.82);
}

.sfg-lightbox-description {
    max-width: min(78vw, 760px);
    color: rgba(255,255,255,.62);
    font-size: 12px;
    line-height: 1.45;
    letter-spacing: .01em;
    text-align: center;
    white-space: pre-line;
}

.sfg-lightbox-counter {
    font-size: 11px;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: rgba(255,255,255,.56);
}

.sfg-zoom-tools {
    position: absolute;
    left: 50%;
    bottom: 18px;
    z-index: 6;
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 5px;
    transform: translateX(-50%);
    border: 1px solid rgba(255,255,255,.09);
    border-radius: 999px;
    background: rgba(18,18,18,.62);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: .72;
    transition: opacity .2s ease;
}

.sfg-zoom-tools:hover,
.sfg-zoom-tools:focus-within {
    opacity: 1;
}

.sfg-zoom-button,
.sfg-zoom-value {
    min-width: 36px;
    height: 34px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: rgba(255,255,255,.86);
    font: 400 16px/34px Arial, Helvetica, sans-serif;
    text-align: center;
}

.sfg-zoom-button {
    cursor: pointer;
}

.sfg-zoom-button:hover,
.sfg-zoom-value:hover {
    background: rgba(255,255,255,.08);
    color: #fff;
}

.sfg-zoom-value {
    min-width: 58px;
    font-size: 12px;
    letter-spacing: .02em;
    cursor: pointer;
}

.sfg-no-artworks {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    color: rgba(255,255,255,.42);
    font: 400 14px/1.4 Arial, Helvetica, sans-serif;
    letter-spacing: .04em;
}

@media (max-width: 782px) {
    html,
    body.sfg-active {
        min-height: 100dvh !important;
        height: 100dvh !important;
        overscroll-behavior: none;
    }

    .admin-bar .sfg-gallery {
        top: 46px;
        height: calc(100dvh - 46px);
    }

    .sfg-gallery {
        height: 100dvh;
        min-height: 100dvh;
    }

    .sfg-signature {
        top: max(calc(var(--sfg-safe-top) + 15px), 18px);
        left: max(calc(var(--sfg-safe-left) + 18px), 18px);
        right: max(calc(var(--sfg-safe-right) + 18px), 18px);
        width: auto;
        max-width: calc(100vw - var(--sfg-safe-left) - var(--sfg-safe-right) - 36px);
        font-size: clamp(11px, 3.5vw, 15px) !important;
        line-height: 1.2;
        letter-spacing: .15em;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .sfg-signature::before {
        inset: -14px -24px -20px -16px;
        background:
            linear-gradient(
                90deg,
                rgba(0,0,0,.98) 0%,
                rgba(0,0,0,.90) 58%,
                rgba(0,0,0,.40) 82%,
                rgba(0,0,0,0) 100%
            );
        filter: blur(3px);
    }

    .sfg-atmosphere {
        opacity: .28;
    }

    .sfg-artwork-caption {
        gap: 3px;
        margin-top: 6px;
    }

    .sfg-artwork-title {
        font-size: 9px;
        letter-spacing: .065em;
    }

    .sfg-artwork-description {
        font-size: 8px;
        line-height: 1.28;
        -webkit-line-clamp: 2;
    }

    .sfg-frame {
        box-shadow:
            0 0 10px rgba(255,255,255,var(--sfg-glow-a)),
            0 0 30px rgba(255,255,255,var(--sfg-glow-b)),
            0 12px 28px rgba(0,0,0,.48);
    }

    .sfg-vignette {
        background:
            linear-gradient(
                180deg,
                rgba(0,0,0,.98) 0px,
                rgba(0,0,0,.74) max(64px, calc(var(--sfg-safe-top) + 54px)),
                rgba(0,0,0,.10) max(108px, calc(var(--sfg-safe-top) + 98px)),
                rgba(0,0,0,0) max(142px, calc(var(--sfg-safe-top) + 132px))
            ),
            radial-gradient(ellipse at center, transparent 52%, rgba(0,0,0,.25) 100%);
    }

    .sfg-lightbox {
        padding: 0;
        background: #000;
        touch-action: none;
    }

    .sfg-lightbox-stage {
        width: 100vw;
        height: 100dvh;
        min-height: 100dvh;
        padding:
            max(8px, var(--sfg-safe-top))
            max(8px, var(--sfg-safe-right))
            max(8px, var(--sfg-safe-bottom))
            max(8px, var(--sfg-safe-left));
    }

    .sfg-lightbox img {
        max-width: calc(100vw - var(--sfg-safe-left) - var(--sfg-safe-right) - 16px);
        max-height: calc(100dvh - var(--sfg-safe-top) - var(--sfg-safe-bottom) - 16px);
        object-fit: contain;
    }

    .sfg-lightbox-close {
        top: max(7px, calc(var(--sfg-safe-top) + 4px));
        right: max(8px, calc(var(--sfg-safe-right) + 6px));
    }

    .sfg-nav-button {
        display: none;
    }

    .sfg-lightbox-meta {
        left: max(18px, calc(var(--sfg-safe-left) + 16px));
        right: max(64px, calc(var(--sfg-safe-right) + 58px));
        bottom: max(24px, calc(var(--sfg-safe-bottom) + 20px));
        width: auto;
        max-width: none;
        align-items: flex-start;
        gap: 6px;
        transform: none;
        text-align: left;
        text-shadow: 0 2px 12px rgba(0,0,0,.88);
    }

    .sfg-lightbox-title {
        max-width: 100%;
        font-size: 13px;
        line-height: 1.28;
        letter-spacing: .08em;
        text-align: left;
    }

    .sfg-lightbox-description {
        max-width: min(82vw, 620px);
        font-size: 11px;
        line-height: 1.42;
        text-align: left;
        display: -webkit-box;
        overflow: hidden;
        -webkit-line-clamp: 5;
        -webkit-box-orient: vertical;
    }

    .sfg-lightbox-counter {
        font-size: 9px;
        text-align: left;
    }

    /* Su mobile lo zoom è gestito soprattutto con due dita: interfaccia pulita. */
    .sfg-zoom-tools {
        display: none;
    }
}

@media (max-width: 480px) {
    .sfg-frame {
        box-shadow:
            0 0 8px rgba(255,255,255,var(--sfg-glow-a)),
            0 0 22px rgba(255,255,255,var(--sfg-glow-b)),
            0 10px 22px rgba(0,0,0,.46);
    }
}

@media (orientation: landscape) and (max-height: 520px) {
    .sfg-signature {
        top: max(calc(var(--sfg-safe-top) + 8px), 10px);
        font-size: 11px !important;
    }

    .sfg-lightbox img {
        max-height: calc(100dvh - var(--sfg-safe-top) - var(--sfg-safe-bottom) - 72px);
    }

    .sfg-lightbox-meta {
        display: none;
    }

    .sfg-zoom-tools {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sfg-wall,
    .sfg-frame,
    .sfg-lightbox,
    .sfg-lightbox-stage,
    .sfg-lightbox-media {
        transition: none !important;
    }
}