*{box-sizing:border-box}:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.5;font-weight:400;color:#1a1a2e;background-color:#fff;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-width:320px;min-height:100vh}#root{min-height:100vh}h1,h2,h3,h4,h5,h6{margin:0}button{font-family:inherit}.app{min-height:100vh;display:flex;flex-direction:column;max-width:900px;margin:0 auto;padding:2rem}.header{text-align:center;margin-bottom:2rem}.header h1{font-size:2.5rem;color:#1a1a2e;margin-bottom:.5rem}.subtitle{color:#666;font-size:1.1rem}.main{flex:1}.dropzone{border:2px dashed #ccc;border-radius:12px;padding:3rem 2rem;text-align:center;cursor:pointer;transition:all .2s ease;background:#fafafa}.dropzone:hover,.dropzone.active{border-color:#4361ee;background:#f0f4ff}.dropzone.has-images{padding:1.5rem}.dropzone-content{display:flex;flex-direction:column;align-items:center;gap:.75rem}.upload-icon{width:48px;height:48px;color:#4361ee}.dropzone-text{font-size:1.1rem;color:#333;margin:0}.dropzone-hint{font-size:.9rem;color:#888;margin:0}.images-header{display:flex;justify-content:space-between;align-items:center;margin:1.5rem 0 1rem}.images-header h2{font-size:1.2rem;color:#333;margin:0}.clear-btn{background:none;border:none;color:#e63946;cursor:pointer;font-size:.95rem;padding:.5rem 1rem;border-radius:6px;transition:background .2s}.clear-btn:hover{background:#fee}.images-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:1rem;margin-bottom:1.5rem}.image-item{position:relative;aspect-ratio:1;border-radius:8px;overflow:hidden;cursor:grab;box-shadow:0 2px 8px #0000001a;transition:transform .2s,box-shadow .2s}.image-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.image-item.dragging{opacity:.5;transform:scale(1.05)}.image-item img{width:100%;height:100%;object-fit:cover}.image-number{position:absolute;top:6px;left:6px;background:#000000b3;color:#fff;font-size:.75rem;font-weight:600;padding:2px 8px;border-radius:4px}.remove-btn{position:absolute;top:6px;right:6px;width:24px;height:24px;border-radius:50%;border:none;background:#000000b3;color:#fff;font-size:1.2rem;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .2s}.image-item:hover .remove-btn{opacity:1}.remove-btn:hover{background:#e63946}.settings{display:flex;gap:1.5rem;justify-content:center;margin-bottom:1.5rem;flex-wrap:wrap}.setting-group{display:flex;flex-direction:column;gap:.5rem}.setting-group label{font-size:.9rem;color:#666;font-weight:500}.setting-group select{padding:.6rem 1rem;border:1px solid #ddd;border-radius:8px;font-size:1rem;background:#fff;cursor:pointer;min-width:150px}.setting-group select:focus{outline:none;border-color:#4361ee}.convert-btn{width:100%;padding:1rem 2rem;font-size:1.1rem;font-weight:600;color:#fff;background:linear-gradient(135deg,#4361ee,#3a0ca3);border:none;border-radius:10px;cursor:pointer;transition:transform .2s,box-shadow .2s}.convert-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #4361ee66}.convert-btn:disabled{opacity:.7;cursor:not-allowed}.footer{margin-top:3rem;padding-top:2rem;border-top:1px solid #eee}.trust-badges{display:flex;justify-content:center;gap:2rem;margin-bottom:1rem;flex-wrap:wrap}.badge{display:flex;align-items:center;gap:.5rem;color:#666;font-size:.9rem}.badge svg{width:20px;height:20px;color:#22c55e}.privacy-note{text-align:center;color:#888;font-size:.85rem}@media(max-width:600px){.app{padding:1rem}.header h1{font-size:1.8rem}.subtitle{font-size:.95rem}.dropzone{padding:2rem 1rem}.images-grid{grid-template-columns:repeat(auto-fill,minmax(80px,1fr));gap:.75rem}.settings{flex-direction:column;align-items:stretch}.setting-group select{min-width:100%}.trust-badges{flex-direction:column;align-items:center;gap:.75rem}}