.gallery-header{backdrop-filter:blur(10px);padding:1rem;justify-content:space-between;border:1px solid var(--border-color);margin-bottom:2rem;border-radius:var(--border-radius);background:var(--card-bg)}.gallery-header,.gallery-info{align-items:center;display:flex}.gallery-info{color:var(--text-secondary)}.gallery-info i{margin-right:.5rem;color:var(--primary-color)}.refresh-btn{padding:.75rem 1.5rem;font-size:.9rem;border:none;font-weight:500;color:#fff;transition:all .3s ease;gap:.5rem;align-items:center;border-radius:var(--border-radius);background:var(--primary-color);cursor:pointer;display:flex}.refresh-btn:hover{transform:translateY(-2px);background:var(--primary-hover)}.refresh-btn i{transition:transform .3s ease}.refresh-btn:hover i{transform:rotate(180deg)}.gallery-loading{min-height:200px;justify-content:center;align-items:center;width:100%;display:flex}.loading-spinner{color:var(--text-secondary);text-align:center}.loading-spinner i{font-size:2rem;margin-bottom:1rem;color:var(--primary-color)}.loading-spinner p{font-size:1.1rem;margin:0}.empty-gallery{padding:3rem 2rem;border:2px dashed var(--border-color);text-align:center;margin:2rem 0;border-radius:var(--border-radius);background:var(--card-bg)}.empty-gallery i{font-size:4rem;margin-bottom:1rem;color:var(--text-secondary);opacity:.5}.empty-gallery h3{font-size:1.5rem;margin-bottom:1rem;color:var(--text-primary)}.empty-gallery>p{font-size:1.1rem;margin-bottom:2rem;color:var(--text-secondary)}.github-guide{border-left:4px solid var(--primary-color);padding:1.5rem;max-width:500px;text-align:left;margin:0 auto;border-radius:var(--border-radius);background:var(--bg-secondary)}.github-guide h4{font-size:1.1rem;margin-bottom:1rem;color:var(--primary-color)}.github-guide ol{color:var(--text-secondary);line-height:1.6;padding-left:1.2rem}.github-guide li{margin-bottom:.5rem}@keyframes fadeIn{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.gallery-item{animation:fadeIn .5s ease-in-out}.video-item video{height:100%;object-fit:cover;border-radius:var(--border-radius);background:var(--card-bg);width:100%}.video-item .overlay{display:none}.video-item video{cursor:pointer}.video-item video::-webkit-media-controls{opacity:1}.video-item video::-moz-media-controls{opacity:1}.gallery-item img{animation:loading 1.5s infinite;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0 50%,#f0f0f0 75%);background-size:200% 100%}.gallery-item img[src]{animation:none;background:none}.video-item video::-webkit-media-controls-panel{background:linear-gradient(transparent,rgba(0,0,0,.8))}.video-item video::-webkit-media-controls-play-button,.video-item video::-webkit-media-controls-volume-slider{filter:brightness(1.2)}@keyframes loading{0%{background-position:200% 0}to{background-position:-200% 0}}[data-theme=dark] .gallery-item img{background:linear-gradient(90deg,#2a2a2a 25%,#3a3a3a 50%,#2a2a2a 75%);background-size:200% 100%}@media (max-width:768px){.gallery-header{flex-direction:column;gap:1rem;text-align:center}.refresh-btn{justify-content:center;width:100%}.empty-gallery{padding:2rem 1rem}.github-guide{padding:1rem;margin:1rem 0}.gallery-info{font-size:.9rem}}.gallery-item:hover{transform:translateY(-10px);box-shadow:0 20px 40px rgba(0,0,0,.3)}.gallery-item:hover .overlay{opacity:1}.filter-btn.loading:after{animation:pulse 1.5s infinite;height:8px;content:"";border-radius:50%;background:var(--primary-color);margin-left:8px;width:8px}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.gallery-message{padding:1rem;font-weight:500;text-align:center;margin:1rem 0;border-radius:var(--border-radius)}.gallery-message.success{border:1px solid rgba(40,167,69,.3);color:#28a745;background:rgba(40,167,69,.1)}.gallery-message.error{border:1px solid rgba(220,53,69,.3);color:#dc3545;background:rgba(220,53,69,.1)}.rate-limit-warning{padding:1rem;font-size:.9rem;border:1px solid rgba(255,193,7,.3);color:#ffc107;text-align:center;margin:1rem 0;border-radius:var(--border-radius);background:rgba(255,193,7,.1)}.rate-limit-warning i{margin-right:.5rem}