.install-gallery { width: 100%; min-width: 0; }
.install-stage { position: relative; height: 560px; width: 100%; overflow: hidden; border-radius: 10px; background: #050505; touch-action: pan-y; }
.install-slide { position: absolute; inset: 0; margin: 0; opacity: 0; visibility: hidden; transition: opacity 650ms ease, visibility 650ms; }
.install-slide.is-active { opacity: 1; visibility: visible; }
.install-slide img, .install-slide video { display: block; width: 100%; height: 100%; object-fit: contain; }
.install-tone-people img { filter: brightness(1.025) contrast(1.055) saturate(1.04); }
.install-tone-nightlife img { filter: brightness(1.08) contrast(1.055) saturate(1.07); }
.install-tone-warm img { filter: brightness(1.045) contrast(1.055) saturate(1.025); }
.install-caption { color: #ededed; font-size: 14px; font-weight: 600; line-height: 1.5; text-align: center; min-height: 21px; margin: 14px 0 2px; padding: 0 8px; }
.install-detail { color: #aaa; font-size: 13px; line-height: 1.5; min-height: 39px; text-align: center; margin: 0 0 6px; padding: 0 8px; }
.install-video-play { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 58px; height: 58px; border-radius: 50%; border: 1px solid #c2c2c2; background: #080808d9; color: #fff; font-size: 20px; cursor: pointer; }
.install-video-play[hidden] { display: none; }
.install-video-play:hover { color: #00d77a; border-color: #00d77a; }
.install-controls { display: flex; align-items: center; justify-content: center; gap: 4px; }
.install-controls[hidden] { display: none; }
.install-control { flex: 0 0 44px; width: 44px; height: 44px; border: 1px solid #343434; border-radius: 50%; background: #101010; color: #eee; cursor: pointer; font-size: 14px; }
.install-control:hover { border-color: #00d77a; color: #00d77a; }
.install-dots { display: flex; justify-content: center; }
.install-dots button { display: grid; place-items: center; padding: 0; width: 22px; height: 44px; border: 0; background: transparent; cursor: pointer; }
.install-dots button::after { content: ''; width: 6px; height: 6px; border-radius: 50%; background: #676767; transition: background 200ms; }
.install-dots button[aria-current="true"]::after { background: #00d77a; }
.install-gallery button:focus-visible { outline: 2px solid #00d77a; outline-offset: 2px; }
.install-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
@media (max-width: 900px) { .install-stage { height: auto; aspect-ratio: 4 / 5; max-height: 600px; } }
@media (max-width: 360px) { .install-controls { gap: 2px; } .install-dots button { width: 20px; } }
@media (prefers-reduced-motion: reduce) { .install-slide, .install-dots button::after { transition: none; } }