*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-color:#f7ebed;--card-bg:#fdf8f9;--text-main:#614d53;--text-muted:#a38c92;--accent:#dca3ad;--accent-hover:#c48792;--border-color:#ebd1d6;--radius:16px;--shadow:0 4px 20px #614d530d}body{background:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased;justify-content:center;align-items:center;min-height:100vh;padding:20px;font-family:Nunito,sans-serif;display:flex}.app{width:100%;max-width:400px;margin:0 auto}.header{text-align:center;margin-bottom:30px}.logo{justify-content:center;align-items:center;gap:12px;margin-bottom:6px;display:flex}.logo-image{object-fit:cover;border:1px solid var(--border-color);border-radius:50%;width:42px;height:42px}.logo-text{letter-spacing:-.2px;color:var(--text-main);font-size:1.4rem;font-weight:700}.ribbon-image{object-fit:contain;width:22px;height:22px}.header-subtitle{color:var(--text-muted);font-size:.9rem;font-weight:500}.step{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border-color);padding:24px;display:none}.step.active{animation:.3s forwards fadeIn;display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}@media (width<=400px){.step{padding:20px 16px}}.upload-zone{border:1px dashed var(--accent);border-radius:var(--radius);text-align:center;cursor:pointer;background:var(--card-bg);padding:40px 16px;transition:background .2s}.upload-zone:hover,.upload-zone.drag-over{border-color:var(--accent-hover);background:#fff}.upload-icon{width:32px;height:32px;color:var(--accent);margin-bottom:12px}.upload-text{margin-bottom:4px;font-size:1rem;font-weight:600}.upload-subtext{color:var(--text-muted);font-size:.85rem}.file-info{background:var(--bg-color);border:1px solid var(--border-color);border-radius:12px;justify-content:space-between;align-items:center;margin-bottom:20px;padding:12px 14px;display:flex}.file-info-details{flex-direction:column;margin-right:10px;display:flex;overflow:hidden}.file-name{white-space:nowrap;text-overflow:ellipsis;font-size:.9rem;font-weight:600;overflow:hidden}.file-size{color:var(--text-muted);font-size:.8rem}.btn-remove{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:4px}.video-preview-container{border:1px solid var(--border-color);background:#000;border-radius:12px;margin-bottom:20px;overflow:hidden}.video-preview{object-fit:contain;width:100%;max-height:200px;display:block}.fps-section{margin-bottom:20px}.fps-label{color:var(--text-muted);margin-bottom:10px;font-size:.85rem;font-weight:500;display:block}.fps-options{gap:8px;display:flex}.fps-btn{background:var(--bg-color);border:1px solid var(--border-color);cursor:pointer;color:var(--text-muted);border-radius:10px;flex:1;padding:10px 4px;font-family:inherit;transition:all .2s}.fps-btn.active{color:var(--text-main);border-color:var(--accent);background:#fff}.fps-value{font-size:1.05rem;font-weight:600}.magic-filter-section{border-top:1px solid var(--border-color);justify-content:space-between;align-items:center;margin-bottom:24px;padding-top:16px;display:flex}.magic-filter-text{color:var(--text-main);font-size:.85rem}.toggle-container{flex-shrink:0;width:44px;height:24px;position:relative}.toggle-container input{opacity:0;width:0;height:0}.toggle-slider{cursor:pointer;background-color:var(--border-color);border-radius:24px;transition:all .3s;position:absolute;inset:0}.toggle-slider:before{content:"";background-color:#fff;border-radius:50%;width:18px;height:18px;transition:all .3s;position:absolute;bottom:3px;left:3px}input:checked+.toggle-slider{background-color:var(--accent)}input:checked+.toggle-slider:before{transform:translate(20px)}.btn-process,.btn-download,.btn-new{cursor:pointer;border:none;border-radius:12px;width:100%;padding:14px;font-family:inherit;font-size:1rem;font-weight:600;transition:background .2s}.btn-process{background:var(--text-main);color:#fff}.btn-process:hover{background:#4a3a3f}.processing-container{text-align:center;padding:20px 0}.loading-image{object-fit:cover;border:1px solid var(--border-color);border-radius:50%;width:60px;height:60px;margin-bottom:20px}.progress-bar{background:var(--bg-color);border-radius:10px;width:100%;height:6px;margin-bottom:12px;overflow:hidden}.progress-fill{background:var(--accent);width:0%;height:100%;transition:width .3s}.progress-text{color:var(--text-muted);font-size:.9rem}.done-content{text-align:center;padding:10px 0}.done-icon-img{object-fit:contain;border-radius:50%;width:60px;height:60px;margin-bottom:16px}.done-text{color:var(--text-main);margin-bottom:24px;font-size:1.1rem;font-weight:600}.btn-download{background:var(--accent);color:#fff;margin-bottom:12px}.btn-download:hover{background:var(--accent-hover)}.btn-new{color:var(--text-muted);border:1px solid var(--border-color);background:0 0}.btn-new:hover{background:var(--bg-color)}