html,body{width:100%;height:100%;margin:0}body{color:#333;background-color:#f9f9f9;max-width:900px;margin:40px auto;padding:0 20px;font-family:Arial,sans-serif;overflow-y:auto}h1{text-align:center;color:#2c3e50}p.description{text-align:center;color:#555;margin-bottom:30px;font-size:1rem}.main-container{align-items:stretch;gap:30px;margin-bottom:30px;display:flex}.left-panel,.right-panel{background:#f8fafc;border-radius:16px;padding:20px;box-shadow:0 8px 20px #0000000d}.left-panel{flex-direction:column;flex:2;gap:20px;display:flex}.right-panel{flex:1}.right-panel h3{color:#1f2937;text-align:center;margin-top:0;margin-bottom:15px;font-size:20px}.upload-section{background:#fff;border:1px solid #e5e7eb;border-radius:12px;flex-direction:column;flex:1;justify-content:center;gap:12px;padding:15px;display:flex}.upload-section label,.settings-item label{color:#374151;font-size:15px;font-weight:600}.upload-section input[type=file]{cursor:pointer;background-color:#f1f5f9;border:1px dashed #cbd5e1;border-radius:8px;padding:8px;transition:all .2s}.upload-section input[type=file]:hover{background-color:#e2e8f0;border-color:#94a3b8}.upload-section button{cursor:pointer;color:#fff;letter-spacing:.3px;background:#5dade2;border:none;border-radius:10px;width:100%;margin-top:5px;padding:10px;font-weight:600;transition:all .2s;box-shadow:0 4px 10px #3498db33}.upload-section button:hover{background:#4ea3d9;transform:translateY(-1px);box-shadow:0 6px 14px #3498db4d}.upload-section button:active{transform:translateY(0);box-shadow:0 3px 8px #3498db33}.settings-card{background:#f8fafc;border:1px solid #e5e7eb;border-radius:12px;margin-bottom:14px;padding:14px;transition:all .2s}.settings-card.disabled{opacity:.55}.settings-header{color:#1f2937;justify-content:space-between;align-items:center;margin-bottom:10px;font-size:16px;font-weight:600;display:flex}.settings-content{flex-direction:column;display:flex}.settings-item{flex-direction:column;gap:6px;margin-bottom:12px;display:flex}.settings-item input{background-color:#fff;border:1px solid #d1d5db;border-radius:8px;padding:8px;font-size:15px;transition:all .2s}.settings-item input:focus{border-color:#3498db;outline:none;box-shadow:0 0 0 3px #3498db26}.filesize-input{align-items:center;gap:6px;display:flex}.filesize-input span{color:#6b7280;font-size:13px}.hint{color:#9ca3af;font-size:13px}.switch{width:38px;height:20px;position:relative}.switch input{display:none}.slider{cursor:pointer;background:#d1d5db;border-radius:999px;transition:all .2s;position:absolute;inset:0}.slider:before{content:"";background:#fff;border-radius:50%;width:16px;height:16px;transition:all .2s;position:absolute;top:2px;left:2px}.switch input:checked+.slider{background:#3498db}.switch input:checked+.slider:before{transform:translate(18px)}.size-scale{color:#6b7280;justify-content:space-between;margin-top:4px;font-size:12px;display:flex}.range-modern{appearance:none;background:#e5e7eb;border-radius:999px;height:6px}.range-modern::-webkit-slider-thumb{appearance:none;cursor:pointer;background:#3498db;border-radius:50%;width:16px;height:16px;box-shadow:0 2px 6px #0003}.hq-toggle-row{color:#374151;border-top:1px solid #e5e7eb;justify-content:space-between;align-items:center;margin-top:12px;padding-top:12px;font-size:15px;display:flex}.notice{opacity:1;border-radius:10px;max-height:100px;margin-top:8px;padding:10px 12px;font-size:13px;transition:max-height .25s,opacity .25s,margin .25s,padding .25s;overflow:hidden}.notice.hidden{opacity:0;border-width:0;max-height:0;margin:0;padding-top:0;padding-bottom:0}.hq-warning{color:#92400e;background:#fef3c7;border:1px solid #fde68a}.fs-info{color:#3e3e3e;background:#efefef;border:1px solid #e8e8e8}hr{border:none;border-top:1px solid #ccc;margin:40px 0}#results{flex-direction:column;gap:10px;display:flex}#statusBar{color:#3a342a;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:9998;pointer-events:none;background:#111d2742;width:100%;padding:6px 12px;font-size:14px;transition:opacity .3s;position:fixed;bottom:6px;left:0}#statusBar.hidden{opacity:0}#progressBar{z-index:9999;background-color:#3498db;width:0%;height:6px;transition:width .4s ease-out,background-color .3s;position:fixed;bottom:0;left:0}.progress-shimmer{background:linear-gradient(90deg,#3498db 0%,#5dade2 25%,#b68dec 50%,#5dade2 75%,#3498db 100%) 0 0/200% 100%;animation:1.5s linear infinite shimmerMove}@keyframes shimmerMove{0%{background-position:200% 0}to{background-position:-200% 0}}.file-meta{align-items:center;gap:10px;display:flex}.file-item{cursor:pointer;background-color:#ecf0f1;border-radius:6px;justify-content:space-between;align-items:center;padding:12px 15px;font-weight:700;transition:background .2s;display:flex}.file-item:hover{background-color:#d0d7de}.file-item span.size{color:#555;font-size:.9rem;font-weight:400}.file-item .download-link{opacity:.7;font-size:1rem;text-decoration:none;transition:opacity .2s,transform .1s}.file-item .download-link:hover{opacity:1;transform:scale(1.1)}.details{margin-top:8px;margin-left:20px;display:none}.details img{border-radius:5px;max-width:400px;box-shadow:0 2px 6px #00000026}.error{color:#e74c3c;font-weight:700}#results div.progress-container{background-color:#e0e0e0;border-radius:4px;width:100%;margin-top:10px;overflow:hidden}#results div.progress-bar{background-color:#3498db;width:0%;height:6px;transition:width .3s}#summary{text-align:center;color:#9b9b9b;margin-top:15px;margin-bottom:5px;padding:15px;font-family:monospace;display:none}#download-zip-wrapper{justify-content:center;align-items:center;gap:12px;padding-bottom:25px;display:none}#download-zip-btn{color:#3730a3;cursor:pointer;background-color:#e0e7ff;border:none;border-radius:12px;align-items:center;gap:15px;padding:10px 20px 10px 35px;font-size:18px;font-weight:600;transition:background-color .2s,transform .1s;display:flex}#download-zip-btn:hover{background-color:#c7d2fe;transform:translateY(-1px)}#download-zip-btn:disabled,.upload-section button:disabled{color:#a1a1aa;cursor:not-allowed;box-shadow:none;background-color:#f3f3f3;transform:none}#zip-progress{opacity:0;justify-content:center;align-items:center;width:0;height:40px;transition:opacity .25s,transform .25s,width .25s;display:inline-flex;overflow:hidden;transform:translate(10px)}#zip-progress.show{opacity:1;width:40px;transform:translate(0)}#error-card{background-color:#f8d7da;border-radius:8px;max-width:500px;margin:12px auto 0;font-size:14px;display:none;overflow:hidden;box-shadow:0 2px 6px #00000014}#error-header{cursor:pointer;color:#721c24;background-color:#f5c6cb;justify-content:space-between;align-items:center;padding:10px 12px;display:flex}#error-arrow{margin-left:8px;font-weight:700}#error-info{color:#721c24;background-color:#f8d7da;border-radius:6px 6px 0 0;margin-bottom:4px;padding:6px 12px;font-size:14px;line-height:1.4;display:none}#error-list{color:#721c24;max-height:0;padding:0 12px;transition:max-height .3s,padding .3s;overflow:hidden}#error-list.expanded{padding:8px 12px}#error-list div,#error-list div.error-list-item{color:#721c24;background-color:#fce4e4;border-radius:6px;justify-content:space-between;align-items:center;margin-bottom:4px;padding:6px 10px;font-size:14px;line-height:1.4;transition:background-color .2s;display:flex;box-shadow:inset 0 0 2px #0000000d}#error-list div.error-list-item:hover{background-color:#f9caca}#error-list div.error-list-item span{flex-shrink:0}#stop-btn{color:#fff;cursor:pointer;z-index:10000;background:#ff5f6cbc;border:none;border-radius:999px;align-items:center;gap:8px;padding:12px 17px;font-size:20px;font-weight:600;transition:transform .15s,box-shadow .15s,opacity .25s;display:flex;position:fixed;bottom:26px;right:20px;box-shadow:0 8px 20px #00000040}#stop-btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px #00000059}#stop-btn:active{transform:translateY(0)}#stop-btn.hidden{opacity:0;pointer-events:none}.stop-spinner{border:2px solid #fff6;border-top-color:#fff;border-radius:50%;width:17px;height:17px;animation:.8s linear infinite spin;display:none}#stop-btn.loading{padding:15px 16px}#stop-btn.loading .stop-text{display:none}#stop-btn.loading .stop-spinner{display:block}@keyframes spin{to{transform:rotate(360deg)}}