.sfm-gallery-wrap{max-width:900px;margin:0 auto;font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:#1f2937;}
.sfm-gallery-album{margin-bottom:32px;}
.sfm-gallery-album-head{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:6px;margin-bottom:12px;}
.sfm-gallery-album-head h3{font-size:var(--sfm-gallery-title-size,18px);margin:0;}
.sfm-gallery-meta{font-size:12px;color:#6b7280;}
.sfm-gallery-grid{display:grid;grid-template-columns:repeat(var(--sfm-gallery-cols,4),1fr);gap:8px;}
.sfm-gallery-item{display:flex;flex-direction:column;gap:4px;}
.sfm-gallery-thumb{padding:0;border:none;background:none;cursor:pointer;border-radius:8px;overflow:hidden;aspect-ratio:1;display:block;width:100%;}
.sfm-gallery-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:opacity .15s;}
.sfm-gallery-thumb:hover img{opacity:.85;}
.sfm-gallery-caption{font-size:var(--sfm-gallery-caption-size,12px);color:#4b5563;text-align:center;line-height:1.3;word-break:break-word;}
.sfm-gallery-empty{text-align:center;color:#6b7280;padding:20px;}
.sfm-gallery-page-hidden{display:none !important;}
.sfm-gallery-pagination{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:14px;}
.sfm-gallery-pagination .button{background:#fff;border:1px solid #d1d5db;color:#1f2937;padding:7px 14px;border-radius:6px;font-size:13px;cursor:pointer;}
.sfm-gallery-pagination .button:disabled{opacity:.4;cursor:default;}
.sfm-gallery-pagination .button:not(:disabled):hover{background:#f4f6f9;}
.sfm-gallery-page-indicator{font-size:13px;color:#4b5563;}

.sfm-lightbox{position:fixed;inset:0;background:rgba(0,0,0,.9);display:none;align-items:center;justify-content:center;z-index:99999;flex-direction:column;gap:10px;}
.sfm-lightbox.sfm-open{display:flex;}
.sfm-lightbox-img{max-width:90vw;max-height:80vh;object-fit:contain;}
.sfm-lightbox-caption{color:#f3f4f6;font-size:14px;text-align:center;max-width:80vw;}
.sfm-lightbox-close,.sfm-lightbox-prev,.sfm-lightbox-next{position:absolute;background:rgba(255,255,255,.1);border:none;color:#fff;font-size:28px;cursor:pointer;line-height:1;border-radius:50%;width:44px;height:44px;display:flex;align-items:center;justify-content:center;}
.sfm-lightbox-close{top:20px;right:20px;}
.sfm-lightbox-prev{left:20px;top:50%;transform:translateY(-50%);}
.sfm-lightbox-next{right:20px;top:50%;transform:translateY(-50%);}
.sfm-lightbox-close:hover,.sfm-lightbox-prev:hover,.sfm-lightbox-next:hover{background:rgba(255,255,255,.25);}
@media (max-width:600px){
  .sfm-gallery-wrap{padding:0 12px;}
  .sfm-gallery-grid{grid-template-columns:repeat(2,1fr) !important;gap:6px;}
  .sfm-gallery-album{margin-bottom:24px;}
  .sfm-gallery-album-head h3{font-size:max(16px, calc(var(--sfm-gallery-title-size,18px) - 2px));}
  .sfm-lightbox-prev{left:8px;}
  .sfm-lightbox-next{right:8px;}
  .sfm-lightbox-close{top:12px;right:12px;width:38px;height:38px;font-size:24px;}
  .sfm-lightbox-prev,.sfm-lightbox-next{width:38px;height:38px;font-size:22px;}
}