.idpg-gallery {
    --idpg-accent: #4d91a6;
    --idpg-radius: 22px;
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    box-sizing: border-box;
}
.idpg-gallery *, .idpg-gallery *::before, .idpg-gallery *::after { box-sizing: border-box; }
.idpg-title { margin: 0 0 24px; text-align: center; }
.idpg-stage { position: relative; width: 100%; overflow: hidden; border-radius: var(--idpg-radius); background: #eee; touch-action: pan-y; }
.idpg-track { position: relative; width: 100%; aspect-ratio: 16 / 10; }
.idpg-slide { position: absolute; inset: 0; margin: 0; opacity: 0; visibility: hidden; transition: opacity .38s ease, visibility .38s ease; }
.idpg-slide.is-active { opacity: 1; visibility: visible; }
.idpg-image-link { display: block; width: 100%; height: 100%; }
.idpg-slide img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.idpg-slide figcaption { position: absolute; left: 18px; right: 18px; bottom: 16px; padding: 9px 12px; border-radius: 10px; background: rgba(0,0,0,.55); color: #fff; font-size: 14px; text-align: center; backdrop-filter: blur(6px); }
.idpg-arrow { position: absolute; z-index: 3; top: 50%; transform: translateY(-50%); display: grid; place-items: center; width: 42px; height: 42px; padding: 0; border: 0; border-radius: 50%; background: var(--idpg-accent); color: #fff; cursor: pointer; box-shadow: 0 5px 18px rgba(0,0,0,.18); transition: transform .2s ease, opacity .2s ease; }
.idpg-arrow:hover { transform: translateY(-50%) scale(1.06); }
.idpg-arrow span { display: block; font-size: 31px; line-height: 1; margin-top: -3px; }
.idpg-prev { left: 18px; }
.idpg-next { right: 18px; }
.idpg-dots { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; padding: 16px 10px 10px; }
.idpg-dot { width: 9px; height: 9px; padding: 0; border: 0; border-radius: 50%; background: rgba(77,145,166,.25); cursor: pointer; transition: width .2s ease, background .2s ease; }
.idpg-dot.is-active { width: 25px; border-radius: 999px; background: var(--idpg-accent); }
.idpg-thumbs { display: flex; gap: 12px; overflow-x: auto; overscroll-behavior-inline: contain; scrollbar-width: thin; padding: 8px 2px 6px; scroll-snap-type: x proximity; }
.idpg-thumb { flex: 0 0 128px; height: 88px; padding: 0; overflow: hidden; border: 2px solid transparent; border-radius: 13px; background: transparent; opacity: .72; cursor: pointer; scroll-snap-align: start; transition: opacity .2s ease, border-color .2s ease, transform .2s ease; }
.idpg-thumb:hover, .idpg-thumb.is-active { opacity: 1; border-color: var(--idpg-accent); transform: translateY(-2px); }
.idpg-thumb img { display: block; width: 100%; height: 100%; object-fit: cover; }
.idpg-empty { padding: 15px; border: 1px dashed #4d91a6; }

@media (max-width: 767px) {
    .idpg-gallery { width: 100%; padding: 0; }
    .idpg-stage { border-radius: 16px; }
    .idpg-track { aspect-ratio: 4 / 3; min-height: 260px; }
    .idpg-arrow { width: 34px; height: 34px; }
    .idpg-arrow span { font-size: 25px; }
    .idpg-prev { left: 9px; }
    .idpg-next { right: 9px; }
    .idpg-thumbs { gap: 9px; }
    .idpg-thumb { flex-basis: 88px; height: 66px; border-radius: 10px; }
}

@media (max-width: 420px) {
    .idpg-track { aspect-ratio: 1 / 1; min-height: 0; }
}

@media (prefers-reduced-motion: reduce) {
    .idpg-slide, .idpg-arrow, .idpg-dot, .idpg-thumb { transition: none; }
}

/* Lightbox */
body.idpg-lightbox-open { overflow: hidden; }
.idpg-lightbox { position: fixed; inset: 0; z-index: 999999; display: none; align-items: center; justify-content: center; padding: 24px; }
.idpg-lightbox.is-open { display: flex; }
.idpg-lightbox-backdrop { position: absolute; inset: 0; background: rgba(10, 18, 22, .92); backdrop-filter: blur(8px); }
.idpg-lightbox-dialog { position: relative; z-index: 1; display: flex; align-items: center; justify-content: center; width: min(94vw, 1400px); height: min(90vh, 950px); }
.idpg-lightbox-figure { display: flex; flex-direction: column; align-items: center; justify-content: center; max-width: 100%; max-height: 100%; margin: 0; }
.idpg-lightbox-image { display: block; max-width: 100%; max-height: calc(90vh - 70px); width: auto; height: auto; object-fit: contain; border-radius: 14px; box-shadow: 0 16px 60px rgba(0,0,0,.35); }
.idpg-lightbox-caption { margin-top: 12px; color: #fff; font-size: 14px; text-align: center; }
.idpg-lightbox-close { position: absolute; z-index: 3; top: 0; right: 0; width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.35); border-radius: 50%; background: rgba(255,255,255,.12); color: #fff; font-size: 30px; line-height: 1; cursor: pointer; }
.idpg-lightbox-arrow { position: absolute; z-index: 3; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border: 0; border-radius: 50%; background: #4d91a6; color: #fff; font-size: 31px; line-height: 1; cursor: pointer; box-shadow: 0 5px 18px rgba(0,0,0,.25); }
.idpg-lightbox-prev { left: 0; }
.idpg-lightbox-next { right: 0; }
.idpg-lightbox button:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }

@media (max-width: 767px) {
    .idpg-lightbox { padding: 12px; }
    .idpg-lightbox-dialog { width: 100%; height: 92vh; }
    .idpg-lightbox-image { max-height: calc(92vh - 60px); border-radius: 10px; }
    .idpg-lightbox-close { top: 8px; right: 8px; width: 40px; height: 40px; background: rgba(10,18,22,.7); }
    .idpg-lightbox-arrow { width: 38px; height: 38px; font-size: 27px; background: rgba(77,145,166,.9); }
    .idpg-lightbox-prev { left: 8px; }
    .idpg-lightbox-next { right: 8px; }
}