.drag-drop-zone{border:2px dashed var(--border-color);border-radius:var(--radius-md);padding:60px 20px;text-align:center;cursor:pointer;transition:all .2s ease;background-color:#6c3ce108}.drag-drop-zone:hover{border-color:var(--accent-primary);background-color:#6c3ce114}.drag-drop-zone.dragover{border-color:var(--accent-primary);background-color:#6c3ce126}.drag-drop-icon{font-size:3rem;margin-bottom:12px}.drag-drop-content h3{margin:8px 0;color:var(--text-primary)}.drag-drop-content p{margin:0;color:var(--text-secondary);font-size:.95rem}.file-picker-link{background:none;border:none;color:var(--accent-primary);cursor:pointer;text-decoration:underline;font-weight:500;padding:0}.file-picker-link:hover{color:var(--accent-secondary)}.file-info{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:16px;margin-bottom:20px}.file-details{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;flex-wrap:wrap}.file-name{color:var(--text-primary);font-weight:500;word-break:break-word}.file-size{color:var(--text-secondary);font-size:.9rem}.btn-clear{background:none;border:1px solid var(--border-color);color:var(--text-secondary);padding:6px 12px;border-radius:var(--radius-sm);cursor:pointer;font-size:.85rem;transition:all .2s ease}.btn-clear:hover{border-color:var(--accent-error);color:var(--accent-error)}.pages-info{color:var(--text-secondary);font-size:.9rem}.settings-section{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px;margin-bottom:20px}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px}@media(max-width:640px){.settings-grid{grid-template-columns:1fr}}.setting-group{display:flex;flex-direction:column}.setting-group label{color:var(--text-primary);font-weight:500;margin-bottom:8px;font-size:.95rem}.form-select,.form-input{background-color:var(--bg-tool);border:1px solid var(--border-color);color:var(--text-primary);padding:10px 12px;border-radius:var(--radius-sm);font-family:inherit;font-size:.95rem;transition:all .2s ease}.form-select:focus,.form-input:focus{outline:none;border-color:var(--accent-primary);background-color:#6c3ce11a}.hint-text{color:var(--text-secondary);font-size:.85rem;margin-top:6px}.btn-primary{background-color:var(--accent-primary);color:#fff;border:none;padding:12px 24px;border-radius:var(--radius-md);cursor:pointer;font-weight:500;font-size:1rem;transition:all .2s ease}.btn-primary:hover:not(:disabled){background-color:#7d4eef;transform:translateY(-1px)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-large{width:100%;padding:14px 24px;font-size:1.05rem}.btn-secondary{background-color:var(--bg-secondary);color:var(--accent-secondary);border:1px solid var(--border-color);padding:10px 16px;border-radius:var(--radius-sm);cursor:pointer;font-weight:500;font-size:.95rem;transition:all .2s ease}.btn-secondary:hover{border-color:var(--accent-secondary);background-color:#0ea5e91a}.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;margin-left:8px}@keyframes spin{to{transform:rotate(360deg)}}.progress-section{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px;margin-bottom:20px}.progress-container{display:flex;flex-direction:column;gap:12px}.progress-bar{width:100%;height:8px;background-color:var(--bg-tool);border-radius:4px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary));transition:width .3s ease;width:0%}.progress-text{color:var(--text-secondary);font-size:.9rem;margin:0}.results-section{margin-bottom:20px}.results-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;gap:12px;flex-wrap:wrap}.results-header h3{margin:0;color:var(--text-primary)}.results-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:12px;margin-top:16px}.result-item{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);overflow:hidden;transition:all .2s ease;display:flex;flex-direction:column}.result-item:hover{border-color:var(--accent-primary);box-shadow:0 4px 12px #6c3ce126}.result-thumbnail{width:100%;aspect-ratio:8.5 / 11;-o-object-fit:cover;object-fit:cover;background-color:var(--bg-tool)}.result-label{padding:8px;text-align:center;color:var(--text-secondary);font-size:.85rem;font-weight:500}.btn-download{background-color:var(--accent-primary);color:#fff;border:none;padding:8px 12px;font-size:.85rem;cursor:pointer;transition:all .2s ease}.btn-download:hover{background-color:#7d4eef}.error-section{margin-bottom:20px}.error-box{background-color:#ef44441a;border:1px solid var(--accent-error);border-radius:var(--radius-md);padding:16px;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}.error-box p{margin:0;color:var(--accent-error)}.tool-card{background-color:var(--bg-tool);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;margin-bottom:30px}@media(min-width:768px){.tool-card{padding:30px}}.tool-container{max-width:720px;margin:0 auto;padding:20px}.tool-subtitle{color:var(--text-secondary);margin-bottom:30px;font-size:1.05rem}.seo-content{margin-top:40px;color:var(--text-secondary);line-height:1.7}.seo-content h2{color:var(--text-primary);margin-top:24px;margin-bottom:12px;font-size:1.4rem}.seo-content h2:first-child{margin-top:0}.seo-content p{margin-bottom:16px}.seo-content ul{margin-left:20px;margin-bottom:16px}.seo-content li{margin-bottom:8px}.seo-content code{background-color:var(--bg-secondary);border:1px solid var(--border-color);color:var(--accent-secondary);padding:2px 6px;border-radius:4px;font-family:JetBrains Mono,Fira Code,monospace;font-size:.9em}.faq-section{margin-top:20px}.faq-item{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:16px;margin-bottom:12px}.faq-item h3{color:var(--text-primary);margin:0 0 8px;font-size:1rem}.faq-item p{margin:0;color:var(--text-secondary);font-size:.95rem}