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

.pisr-gallery {
    --pisr-blue: #075575;
    --pisr-green: #82d51d;
    --pisr-pale: #e8f1f4;
    width: 100%;
    max-width: 1240px;
    margin: 42px auto;
    padding: 30px 18px 24px;
    font-family: Poppins, Arial, sans-serif;
    background: linear-gradient(180deg, #ffffff 0%, #f4f9fa 100%);
    border: 1px solid #d8e6eb;
    border-radius: 22px;
    box-shadow: 0 14px 34px rgba(7, 85, 117, 0.11);
}

.pisr-title {
    margin: 0 0 18px;
    color: var(--pisr-blue);
    font-size: clamp(29px, 4vw, 44px);
    font-weight: 800;
    line-height: 1.12;
    text-align: center;
    text-transform: uppercase;
}

.pisr-title::after {
    content: "";
    display: block;
    width: 90px;
    height: 5px;
    margin: 13px auto 0;
    background: var(--pisr-green);
    border-radius: 999px;
}

.pisr-controls {
    display: grid;
    grid-template-columns: 48px minmax(190px, 480px) 48px;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin: 0 auto 14px;
}

.pisr-instruction {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    min-height: 54px;
    padding: 8px 18px;
    color: #053f59;
    background: linear-gradient(90deg, #92df27, #72c911);
    border-radius: 999px;
    box-shadow: 0 8px 18px rgba(91, 168, 0, 0.20);
    text-align: center;
}

.pisr-instruction strong,
.pisr-instruction small {
    display: block;
}

.pisr-instruction strong {
    font-size: 17px;
    line-height: 1.05;
    letter-spacing: 0.05em;
}

.pisr-instruction small {
    margin-top: 3px;
    font-size: 11px;
    font-weight: 600;
    line-height: 1.15;
}

.pisr-instruction-arrow {
    font-size: 25px;
    font-weight: 800;
    line-height: 1;
}

.pisr-arrow {
    width: 48px;
    height: 48px;
    padding: 0;
    color: #ffffff;
    background: var(--pisr-blue);
    border: 0;
    border-radius: 50%;
    box-shadow: 0 6px 14px rgba(7, 85, 117, 0.20);
    font-size: 25px;
    line-height: 48px;
    cursor: pointer;
    transition: transform 180ms ease, background-color 180ms ease;
}

.pisr-arrow:hover,
.pisr-arrow:focus-visible {
    background: #08739c;
    transform: scale(1.06);
    outline: 3px solid rgba(130, 213, 29, 0.45);
    outline-offset: 2px;
}

.pisr-track {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(240px, 29%);
    gap: 20px;
    width: 100%;
    padding: 8px 4px 24px;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-inline: contain;
    scroll-behavior: smooth;
    scroll-snap-type: inline mandatory;
    scrollbar-width: auto;
    scrollbar-color: var(--pisr-green) var(--pisr-pale);
}

.pisr-track::-webkit-scrollbar {
    height: 16px;
}

.pisr-track::-webkit-scrollbar-track {
    background: var(--pisr-pale);
    border-radius: 999px;
    box-shadow: inset 0 0 0 1px #cbdde3;
}

.pisr-track::-webkit-scrollbar-thumb {
    background: linear-gradient(90deg, #91dc2d, #67bd00);
    border: 3px solid var(--pisr-pale);
    border-radius: 999px;
}

.pisr-track:focus-visible {
    outline: 3px solid rgba(130, 213, 29, 0.55);
    outline-offset: 4px;
    border-radius: 10px;
}

.pisr-card {
    display: block;
    width: 100%;
    overflow: hidden;
    scroll-snap-align: start;
    background: #ffffff;
    border: 1px solid #d4e1e6;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0, 59, 83, 0.14);
    line-height: 0;
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.pisr-card:hover,
.pisr-card:focus-visible {
    transform: translateY(-4px);
    box-shadow: 0 14px 28px rgba(0, 59, 83, 0.22);
    outline: 3px solid rgba(130, 213, 29, 0.70);
    outline-offset: 2px;
}

.pisr-card img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 9 / 16;
    object-fit: cover;
}

.pisr-mobile-hint {
    display: none;
    margin: 12px 0 0;
    color: var(--pisr-blue);
    font-size: 13px;
    font-weight: 700;
    text-align: center;
}

.pisr-lightbox[hidden] {
    display: none;
}

.pisr-lightbox {
    position: fixed;
    z-index: 999999;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px;
    background: rgba(1, 30, 43, 0.90);
    cursor: zoom-out;
}

.pisr-lightbox img {
    display: block;
    width: auto;
    max-width: min(720px, 92vw);
    max-height: 92vh;
    border-radius: 9px;
    box-shadow: 0 18px 55px rgba(0, 0, 0, 0.40);
    cursor: default;
}

.pisr-close {
    position: fixed;
    z-index: 2;
    top: 16px;
    right: 20px;
    width: 48px;
    height: 48px;
    padding: 0;
    color: #ffffff;
    background: var(--pisr-green);
    border: 0;
    border-radius: 50%;
    font-size: 35px;
    line-height: 45px;
    cursor: pointer;
}

body.pisr-no-scroll {
    overflow: hidden;
}

@media (max-width: 900px) {
    .pisr-track {
        grid-auto-columns: minmax(230px, 46%);
    }
}

@media (max-width: 600px) {
    .pisr-gallery {
        margin: 28px auto;
        padding: 24px 12px 20px;
        border-radius: 16px;
    }

    .pisr-controls {
        grid-template-columns: 40px minmax(150px, 1fr) 40px;
        gap: 7px;
    }

    .pisr-arrow {
        width: 40px;
        height: 40px;
        font-size: 21px;
        line-height: 40px;
    }

    .pisr-instruction {
        min-height: 46px;
        gap: 7px;
        padding: 7px 10px;
    }

    .pisr-instruction strong {
        font-size: 14px;
    }

    .pisr-instruction small,
    .pisr-instruction-arrow {
        display: none;
    }

    .pisr-track {
        grid-auto-columns: 84%;
        gap: 14px;
        padding-bottom: 20px;
    }

    .pisr-mobile-hint {
        display: block;
    }

    .pisr-lightbox {
        padding: 14px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pisr-track {
        scroll-behavior: auto;
    }

    .pisr-card,
    .pisr-arrow {
        transition: none;
    }
}