:root{--primary: #FF4C00;--primary-hover: #E64500;--background: #F9F9F9;--surface: #FFFFFF;--text: #262626;--text-secondary: #666666;--border: #E5E5E5;--border-radius: 8px;--shadow: 0 2px 8px rgba(0, 0, 0, .08);--font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}[data-theme=dark]{--primary: #FF6B35;--primary-hover: #FF8555;--background: #0D0D0D;--surface: #1A1A1A;--text: #F5F5F5;--text-secondary: #999999;--border: #333333;--shadow: 0 2px 8px rgba(0, 0, 0, .3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font);background:var(--background);color:var(--text);min-height:100vh}.app{display:flex;flex-direction:column;min-height:100vh}.header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--surface);border-bottom:1px solid var(--border);position:fixed;top:0;left:0;right:0;z-index:100;height:60px}.header-left{display:flex;align-items:center;gap:12px}.menu-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:none;border:none;color:var(--text);cursor:pointer;border-radius:var(--border-radius)}.menu-btn:hover{background:var(--background)}.header-logo{display:flex;align-items:center;gap:8px}.logo-icon{width:28px;height:28px}.logo-text{font-size:16px;font-weight:600;color:var(--text)}.logo-fire{color:var(--primary)}.header-actions{display:flex;align-items:center;gap:8px}.settings-btn,.theme-toggle{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:6px 12px;cursor:pointer;display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text);transition:all .2s}.settings-btn:hover,.theme-toggle:hover{border-color:var(--primary)}.settings-btn.no-key{border-color:#ff6b6b;background:#ff6b6b1a}.settings-btn.has-key{border-color:#51cf66}.btn-text{display:none}.sidebar{width:240px;background:var(--surface);border-right:1px solid var(--border);padding:76px 16px 24px;position:fixed;top:0;bottom:0;left:0;z-index:90;transform:translate(-100%);transition:transform .3s ease}.sidebar.open{transform:translate(0)}.sidebar-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;z-index:80}.sidebar-title{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);margin-bottom:12px;padding:0 12px}.sidebar-item{display:flex;align-items:center;gap:12px;padding:12px;border-radius:var(--border-radius);cursor:pointer;transition:all .2s;color:var(--text);font-size:15px}.sidebar-item:hover{background:var(--background)}.sidebar-item.active{background:var(--primary);color:#fff}.sidebar-item-icon{width:20px;height:20px;display:flex;align-items:center;justify-content:center}.pro-badge{margin-left:auto;background:linear-gradient(135deg,#ff4c00,#ff6b35);color:#fff;font-size:9px;font-weight:700;padding:2px 6px;border-radius:4px;letter-spacing:.5px}.sidebar-item.active .pro-badge{background:#ffffff40}.free-badge{margin-left:auto;background:linear-gradient(135deg,#10b981,#34d399);color:#fff;font-size:9px;font-weight:700;padding:2px 6px;border-radius:4px;letter-spacing:.3px}.sidebar-item.active .free-badge{background:#ffffff40}.main-content{flex:1;padding:76px 16px 24px;display:flex;flex-direction:column;gap:16px}.content-wrapper{display:flex;flex-direction:column;gap:16px;flex:1}.api-key-banner{background:#ff4c001a;border:1px solid var(--primary);border-radius:var(--border-radius);padding:12px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.api-key-banner span{color:var(--text);font-size:14px}.api-key-banner button{background:var(--primary);color:#fff;border:none;padding:8px 16px;border-radius:var(--border-radius);cursor:pointer;font-size:14px;font-weight:500}.tool-panel{width:100%}.tool-card{background:var(--surface);border-radius:var(--border-radius);padding:20px;box-shadow:var(--shadow)}.tool-title{font-size:20px;font-weight:600;margin-bottom:8px;color:var(--text)}.tool-description{font-size:14px;color:var(--text-secondary);margin-bottom:12px}.pro-notice{background:linear-gradient(135deg,#ff4c001a,#ff6b351a);border:1px solid var(--primary);border-radius:var(--border-radius);padding:10px 14px;font-size:13px;color:var(--text);margin-bottom:20px}.pro-notice a{color:var(--primary);font-weight:500;text-decoration:none}.pro-notice a:hover{text-decoration:underline}.free-notice{background:linear-gradient(135deg,#10b9811a,#34d3991a);border:1px solid #10B981;border-radius:var(--border-radius);padding:10px 14px;font-size:13px;color:var(--text);margin-bottom:20px}.free-notice a{color:#10b981;font-weight:500;text-decoration:none}.free-notice a:hover{text-decoration:underline}.form-group{margin-bottom:16px}.form-label{display:block;font-size:14px;font-weight:500;margin-bottom:8px;color:var(--text)}.form-input{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--border-radius);font-size:14px;background:var(--background);color:var(--text);transition:border-color .2s}.form-input:focus{outline:none;border-color:var(--primary)}.form-input::placeholder{color:var(--text-secondary)}textarea.form-input{min-height:100px;resize:vertical}.checkbox-group{display:flex;flex-wrap:wrap;gap:12px}.checkbox-item{display:flex;align-items:center;gap:8px;cursor:pointer}.checkbox-item input{accent-color:var(--primary);width:16px;height:16px}.checkbox-item label{font-size:14px;color:var(--text);cursor:pointer}.btn{padding:12px 20px;border:none;border-radius:var(--border-radius);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;gap:8px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:var(--background);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--primary)}.result-panel{width:100%}.result-card{background:var(--surface);border-radius:var(--border-radius);box-shadow:var(--shadow);overflow:hidden}.result-header{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--border);flex-wrap:wrap;gap:8px}.result-title{font-size:16px;font-weight:600;color:var(--text)}.result-actions{display:flex;gap:8px}.result-content{padding:16px;max-height:400px;overflow-y:auto}.code-block{background:var(--background);border-radius:var(--border-radius);padding:14px;font-family:Monaco,Menlo,Consolas,monospace;font-size:12px;line-height:1.5;white-space:pre-wrap;word-break:break-word;color:var(--text);overflow-x:auto}.screenshot-preview{width:100%;border-radius:var(--border-radius)}.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--text-secondary)}.spinner{width:24px;height:24px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite;margin-right:12px}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:40px 20px;color:var(--text-secondary)}.empty-state-icon{font-size:40px;margin-bottom:12px}.collapsible{border:1px solid var(--border);border-radius:var(--border-radius);margin-top:16px}.collapsible-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;cursor:pointer;font-size:14px;font-weight:500;color:var(--text);background:var(--background)}.collapsible-header:hover{background:var(--border)}.collapsible-content{padding:16px;border-top:1px solid var(--border)}.tabs{display:flex;gap:4px;margin-bottom:12px;border-bottom:1px solid var(--border);padding-bottom:0;overflow-x:auto}.tab{padding:8px 12px;font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:all .2s;white-space:nowrap}.tab:hover{color:var(--text)}.tab.active{color:var(--primary);border-bottom-color:var(--primary)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px}.modal{background:var(--surface);border-radius:var(--border-radius);width:100%;max-width:400px;box-shadow:0 20px 60px #0000004d}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border)}.modal-header h2{font-size:18px;font-weight:600;color:var(--text);margin:0}.modal-close{background:none;border:none;font-size:24px;color:var(--text-secondary);cursor:pointer;padding:0;line-height:1}.modal-close:hover{color:var(--text)}.modal-body{padding:20px}.modal-footer{display:flex;justify-content:flex-end;gap:12px;padding:16px 20px;border-top:1px solid var(--border)}.app-footer{margin-top:auto;padding:20px 0;text-align:center;border-top:1px solid var(--border)}.app-footer p{font-size:13px;color:var(--text-secondary);margin:0}.app-footer a{color:var(--primary);text-decoration:none;font-weight:500}.app-footer a:hover{text-decoration:underline}.footer-separator{margin:0 10px;color:var(--border)}.model-id{font-size:11px;color:var(--text-secondary);opacity:.7;margin-left:4px}@media (min-width: 768px){.header{padding:12px 24px}.btn-text{display:inline}.menu-btn{display:none}.sidebar{transform:translate(0)}.sidebar-overlay{display:none}.main-content{margin-left:240px;padding:84px 24px 24px}.content-wrapper{flex-direction:row;align-items:flex-start}.tool-panel{flex:0 0 400px}.result-panel{flex:1;min-width:0}.logo-text{font-size:18px}.logo-icon{width:32px;height:32px}}@media (min-width: 1024px){.content-wrapper{gap:24px}.tool-panel{flex:0 0 450px}.result-content{max-height:600px}.tool-card{padding:24px}}