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var(--border);border-radius:var(--radius-md);background:var(--bg-white);color:var(--dark);font-size:.95rem;font-weight:600;cursor:pointer;transition:var(--transition)}.adjust-upload-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}.adjust-preview-area{background:var(--card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow);border:1px solid var(--border);overflow:hidden;display:flex;flex-direction:column;height:100%}.adjust-canvas-toolbar{display:flex;justify-content:space-between;align-items:center;padding:10px 16px;gap:4px;border-bottom:1px solid var(--border);background:var(--card-bg)}.adjust-toolbar-left{display:flex;align-items:center;gap:6px}.adjust-toolbar-btn{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:1px solid var(--border);border-radius:8px;background:var(--bg-white);color:var(--text-muted);cursor:pointer;transition:var(--transition)}.adjust-toolbar-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}.adjust-toolbar-btn:active{transform:scale(.95)}.adjust-toolbar-btn.danger:hover{border-color:#ef4444;color:#ef4444;background:#fef2f2}.adjust-toolbar-divider{width:1px;height:20px;background:var(--border);margin:0 4px}.adjust-compare-label{font-size:.82rem;font-weight:600;color:var(--text-muted);display:flex;align-items:center;gap:6px}.adjust-compare-label svg{color:var(--primary)}.adjust-btn-reset-all{display:flex;align-items:center;gap:6px;padding:8px 16px;border:1px solid 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