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var(--border);flex-shrink:0;z-index:50}.bottom-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:6px 0;font-size:10px;font-weight:600;transition:color .2s;position:relative}.bottom-nav-item.active{color:var(--accent)}.tg-album-grid{display:grid;gap:3px;border-radius:14px;overflow:hidden;max-width:260px;margin-top:6px}.tg-album-grid img{width:100%;height:100%;object-fit:cover;display:block}.tg-doc-link{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border-radius:12px;font-size:13px;font-weight:500;text-decoration:none;color:inherit;background:#ffffff1a;border:1px solid rgba(255,255,255,.08);margin-top:6px;max-width:240px}.tg-doc-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:160px}.lightbox{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000f2;z-index:9999;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s}.lightbox img{max-width:95vw;max-height:90vh;object-fit:contain;border-radius:8px}.lightbox-close{position:absolute;top:calc(16px + var(--safe-area-top));right:16px;width:40px;height:40px;border-radius:50%;background:#ffffff26;border:none;color:#fff;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center}.lightbox-nav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;background:#ffffff26;border:none;color:#fff;font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center}.lightbox-nav.prev{left:12px}.lightbox-nav.next{right:12px}.lightbox-counter{position:absolute;bottom:calc(24px + var(--safe-area-bottom));color:#fff;font-size:14px;font-weight:600;background:#00000080;padding:6px 16px;border-radius:20px}.pull-indicator{text-align:center;padding:16px;color:var(--text-secondary);font-size:12px;font-weight:600}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:16px;color:var(--text-secondary)}.spin{animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:60px 32px;color:var(--text-secondary)}.empty-state-icon{font-size:48px;margin-bottom:16px;opacity:.5}.empty-state-text{font-size:14px;line-height:1.5}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}@keyframes shakeX{0%,to{transform:translate(0)}20%,60%{transform:translate(-6px)}40%,80%{transform:translate(6px)}}.uploading-indicator{display:flex;align-items:center;gap:6px;padding:6px 12px;background:#0a84ff26;border-radius:8px;font-size:12px;color:var(--accent);font-weight:600;margin:4px 12px}