/* XH光流 · 首页项目图库 */

.xf-gallery { min-width: 0; padding: 24px 18px 20px; display: flex; flex-direction: column; justify-content: center; gap: 14px; }
.xf-stage { position: relative; display: flex; align-items: center; justify-content: center; width: 100%; aspect-ratio: 16/10; padding: 0; border: 1px solid var(--line); border-radius: 20px; background: #0a0d16; overflow: hidden; cursor: zoom-in; -webkit-appearance: none; appearance: none; }
.xf-stage img { display: block; width: 100%; height: 100%; object-fit: contain; }
.xf-stage:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.xf-zoom { position: absolute; inset: 10px 10px auto auto; padding: 5px 9px; border-radius: 999px; background: rgb(10 13 22 / .72); border: 1px solid rgb(255 255 255 / .16); color: #fff; font-size: 11px; letter-spacing: .3px; opacity: 0; transition: opacity 160ms ease; }
.xf-stage:hover .xf-zoom, .xf-stage:focus-visible .xf-zoom { opacity: 1; }
.xf-caption { display: flex; flex-direction: column; gap: 4px; margin: 0; padding: 0 2px; min-height: 74px; }
.xf-caption strong { font-size: 14px; font-weight: 600; color: var(--ink); }
.xf-caption span { font-size: 13px; line-height: 1.65; color: var(--ink2); }
.xf-note { max-width: 40ch; margin: 22px 0 0; color: var(--ink3); font-size: 12px; line-height: 1.8; }
.xf-thumbs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.xf-thumb { position: relative; display: block; min-width: 0; padding: 0; aspect-ratio: 16/10; border: 1px solid var(--line); border-radius: 14px; background: #0a0d16; overflow: hidden; cursor: pointer; font: inherit; }
.xf-thumb img { position: absolute; inset: 0; display: block; width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform 220ms ease; }
.xf-thumb:hover img { transform: scale(1.04); }
.xf-thumb-label { position: absolute; inset: auto 0 0; padding: 16px 8px 6px; background: linear-gradient(transparent, rgb(6 9 18 / .82)); color: #fff; font-size: 11px; font-weight: 600; letter-spacing: .2px; text-align: left; }
.xf-thumb[aria-pressed=true] { border-color: var(--accent); box-shadow: inset 0 0 0 2px var(--accent); }
.xf-thumb:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
@media (max-width: 760px) { .xf-gallery { padding: 20px 16px 16px; } }
@media (max-width: 420px) { .xf-thumbs { gap: 6px; } .xf-caption { min-height: 0; } }
@media (prefers-reduced-motion: reduce) { .xf-zoom { transition: none; } .xf-thumb img { transition: none; } .xf-thumb:hover img { transform: none; } }