.toolbar-section{background:linear-gradient(135deg, #f8fafc, #fff);border-radius:20px;padding:16px 20px;margin-bottom:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;border:1px solid var(--gray-200)}.theme-selector{display:flex;gap:8px}.theme-btn{background:var(--gray-100);border:1px solid var(--gray-200);padding:8px 18px;border-radius:40px;font-size:0.8rem;cursor:pointer;transition:all 0.2s;display:inline-flex;align-items:center;gap:6px}.theme-btn.active{background:var(--primary-color);color:white;border-color:var(--primary-color)}.tool-actions{display:flex;gap:20px;align-items:center}.action-group{display:flex;align-items:center;gap:8px}.action-group label{font-size:0.75rem;color:var(--gray-500)}.action-select{padding:6px 12px;border:1px solid var(--gray-300);border-radius:30px;font-size:0.75rem;background:white;cursor:pointer}.action-icon{background:var(--gray-100);border:none;width:32px;height:32px;border-radius:8px;cursor:pointer;transition:all 0.2s;color:var(--gray-600);display:inline-flex;align-items:center;justify-content:center}.action-icon:hover{background:var(--primary-color);color:white}.editor-container{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}.editor-panel{background:white;border-radius:20px;overflow:hidden;border:1px solid var(--gray-200);transition:box-shadow .3s}.editor-panel:hover{box-shadow:0 8px 25px rgba(0,0,0,0.08)}.panel-header{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;background:linear-gradient(135deg, #f8fafc, #fff);border-bottom:1px solid var(--gray-200)}.panel-title{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--gray-700)}.panel-title i{color:var(--primary-color)}.file-type-badge{background:var(--primary-color);color:white;padding:2px 10px;border-radius:20px;font-size:0.65rem;font-weight:500}.panel-actions{display:flex;gap:8px}.action-btn{background:transparent;border:none;padding:6px 10px;border-radius:30px;cursor:pointer;transition:all 0.2s;color:var(--gray-600);font-size:0.8rem;display:inline-flex;align-items:center;gap:6px}.action-btn:hover{background:var(--gray-100);color:var(--primary-color)}.btn-primary-sm{background:var(--primary-color);color:white;border:none;padding:6px 16px;border-radius:30px;cursor:pointer;font-size:0.8rem;display:inline-flex;align-items:center;gap:6px;transition:all 0.2s}.btn-primary-sm:hover{background:var(--primary-dark);transform:translateY(-1px)}.file-label{cursor:pointer}.json-textarea{width:100%;min-height:500px;padding:20px;font-family:'Fira Code','Monaco',monospace;font-size:13px;line-height:1.6;border:none;resize:vertical;background:#1a1a2e;color:#e0e0e0}.json-textarea:focus{outline:none}.output-wrapper{min-height:400px;max-height:500px;overflow:auto;background:#1a1a2e}.highlighted-json{padding:20px;font-family:'Fira Code','Monaco',monospace;font-size:13px;line-height:1.6;margin:0;white-space:pre-wrap;word-break:break-all}.highlighted-json.theme-dark .json-key{color:#9cdcfe}.highlighted-json.theme-dark .json-string{color:#ce9178}.highlighted-json.theme-dark .json-number{color:#b5cea8}.highlighted-json.theme-dark .json-boolean{color:#569cd6}.highlighted-json.theme-dark .json-null{color:#569cd6}.highlighted-json.theme-dark .json-bracket{color:#ffd700}.highlighted-json.theme-dark .json-comma{color:#d4d4d4}.highlighted-json.theme-light .json-key{color:#0451a5}.highlighted-json.theme-light .json-string{color:#a31515}.highlighted-json.theme-light .json-number{color:#098658}.highlighted-json.theme-light .json-boolean{color:#0000ff}.highlighted-json.theme-light .json-null{color:#0000ff}.highlighted-json.theme-light .json-bracket{color:#800000}.highlighted-json.theme-github .json-key{color:#24292e;font-weight:600}.highlighted-json.theme-github .json-string{color:#032f62}.highlighted-json.theme-github .json-number{color:#005cc5}.highlighted-json.theme-github .json-boolean{color:#005cc5}.highlighted-json.theme-github .json-null{color:#005cc5}.highlighted-json.theme-github .json-bracket{color:#24292e}.panel-footer{padding:10px 20px;background:var(--gray-50);border-top:1px solid var(--gray-200);display:flex;justify-content:space-between;font-size:0.7rem;color:var(--gray-500)}.valid-badge{padding:2px 10px;border-radius:20px;font-size:0.65rem}.valid-badge.success{background:#d1fae5;color:#065f46}.valid-badge.error{background:#fee2e2;color:#991b1b}.valid-badge.warning{background:#fef3c7;color:#92400e}.stats-cards{display:grid;grid-template-columns:repeat(4, 1fr);gap:16px;margin-bottom:24px}.stat-card{background:white;border-radius:20px;padding:16px;display:flex;align-items:center;gap:14px;border:1px solid var(--gray-200);transition:all 0.3s}.stat-card:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,0.05)}.stat-icon{width:48px;height:48px;background:linear-gradient(135deg, #e0e7ff, #f0f4ff);border-radius:16px;display:flex;align-items:center;justify-content:center;color:var(--primary-color);font-size:1.3rem}.stat-info{flex:1}.stat-label{display:block;font-size:0.7rem;color:var(--gray-500);margin-bottom:4px}.stat-value{display:block;font-size:1.3rem;font-weight:700;color:var(--gray-800)}.error-message{background:#fee2e2;border-left:4px solid #ef4444;padding:12px 16px;border-radius:12px;margin-bottom:20px;color:#991b1b;font-size:0.85rem}.color-legend{display:flex;flex-wrap:wrap;gap:20px;padding:16px;background:var(--gray-50);border-radius:16px}.legend-item{display:flex;align-items:center;gap:8px;font-size:0.75rem;color:var(--gray-600)}.legend-color{width:20px;height:20px;border-radius:4px}.key-color{background:#9cdcfe}.string-color{background:#ce9178}.number-color{background:#b5cea8}.boolean-color{background:#569cd6}.null-color{background:#569cd6}.bracket-color{background:#ffd700}.line-numbers{float:left;padding-right:15px;text-align:right;color:#6a737d;user-select:none;border-right:1px solid #3e3e42;margin-right:15px}@media (max-width:1024px){.stats-cards{grid-template-columns:repeat(2, 1fr)}}@media (max-width:900px){.editor-container{grid-template-columns:1fr}.toolbar-section{flex-direction:column;align-items:flex-start}.stats-cards{grid-template-columns:repeat(2, 1fr)}}@media (max-width:480px){.stats-cards{grid-template-columns:1fr}.tool-actions{flex-wrap:wrap}}