.tool-content.full-width {
    max-width: 100%;
}

.json-tool-grid {
    display: grid;
    grid-template-columns: minmax(0, 2.4fr) minmax(0, 1fr);
    gap: 1.75rem;
    margin-bottom: 2rem;
}

.json-editor-card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.75rem;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.json-editor-header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-start;
}

.json-editor-header h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

.json-editor-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.json-editor-meta {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: right;
}

.json-drop-zone {
    position: relative;
    border: 1px dashed var(--border-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
    background-color: var(--background-color);
}

.json-drop-zone.dragover {
    border-color: var(--primary-color);
    background-color: rgba(66, 133, 244, 0.08);
}

.json-textarea {
    width: 100%;
    min-height: 320px;
    padding: 1rem;
    border: none;
    background: transparent;
    resize: vertical;
    font-family: "JetBrains Mono", "Fira Code", "Consolas", "Courier New", monospace;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-primary);
    outline: none;
}

.json-textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.json-drop-hint {
    position: absolute;
    right: 1rem;
    bottom: 0.75rem;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    opacity: 0.8;
    pointer-events: none;
}

.json-action-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    justify-content: space-between;
}

.json-action-group {
    display: flex;
    gap: 0.65rem;
    flex-wrap: wrap;
}

.json-options-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.json-select-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.json-select {
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    background-color: var(--surface-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: var(--transition);
}

.json-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(66, 133, 244, 0.1);
}

.json-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.json-toggle input {
    accent-color: var(--primary-color);
}

.json-outline-btn {
    background-color: transparent;
    border: 1px solid rgba(66, 133, 244, 0.35);
    color: var(--primary-color);
}

.json-outline-btn:hover {
    background-color: rgba(66, 133, 244, 0.1);
}

.json-ghost-btn {
    background-color: transparent;
    border: 1px solid rgba(107, 114, 128, 0.25);
    color: var(--text-secondary);
}

.json-ghost-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: rgba(66, 133, 244, 0.08);
}

.json-status-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border-radius: var(--border-radius);
    background-color: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.25);
    padding: 0.85rem 1rem;
}

.json-status {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
}

.json-status-info {
    color: var(--primary-color);
}

.json-status-success {
    color: var(--success-color);
}

.json-status-error {
    color: var(--error-color);
}

.json-status-time {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.json-side-panel {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.json-side-card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.json-side-card h3 {
    font-size: 1.05rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.json-side-card ul,
.json-side-card ol {
    padding-left: 1.25rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.json-side-card ol {
    list-style: decimal;
}

.json-output-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.75rem;
    margin-bottom: 2rem;
}

.json-output-card {
    background-color: var(--surface-color);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
}

.json-output-header {
    padding: 1.2rem 1.5rem 0.8rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.json-output-header h3 {
    font-size: 1.15rem;
    color: var(--text-primary);
}

.json-output-actions {
    display: flex;
    gap: 0.5rem;
}

.json-output {
    margin: 0;
    padding: 1.25rem 1.5rem;
    font-family: "JetBrains Mono", "Fira Code", "Consolas", "Courier New", monospace;
    font-size: 0.92rem;
    line-height: 1.55;
    color: var(--text-primary);
    background-color: rgba(248, 250, 252, 0.85);
    border-top: 1px solid var(--border-color);
    white-space: pre-wrap;
    word-break: break-word;
    overflow: auto;
    max-height: 320px;
}

.json-output-inline {
    white-space: pre;
}

.json-tree-section {
    background-color: var(--surface-color);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    padding: 1.75rem;
    margin-bottom: 2rem;
}

.json-tree-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.json-tree-header h2 {
    font-size: 1.35rem;
    color: var(--text-primary);
}

.json-tree-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.json-tree-summary {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.json-tree {
    max-height: 420px;
    overflow: auto;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    background-color: rgba(248, 250, 252, 0.85);
    font-family: "JetBrains Mono", "Fira Code", "Consolas", "Courier New", monospace;
}

.json-tree-empty {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.json-tree-node {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.4rem;
}

.json-tree-root::before {
    display: none;
}

.json-tree-node::before {
    content: "";
    position: absolute;
    left: 0.45rem;
    top: 0.2rem;
    bottom: -0.2rem;
    width: 1px;
    background-color: rgba(148, 163, 184, 0.5);
}

.json-tree-node:last-child::before {
    bottom: 0.6rem;
}

.json-tree-header-line {
    display: flex;
    align-items: flex-start;
    gap: 0.55rem;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.json-tree-toggle {
    border: 1px solid rgba(148, 163, 184, 0.6);
    background-color: rgba(255, 255, 255, 0.6);
    border-radius: 4px;
    width: 22px;
    height: 22px;
    font-size: 0.95rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.json-tree-toggle:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.json-tree-toggle-placeholder {
    display: inline-block;
    width: 22px;
    height: 22px;
}

.json-tree-key {
    color: #2563eb;
    font-weight: 600;
}

.json-tree-type {
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 0.15rem 0.45rem;
    background-color: rgba(99, 102, 241, 0.12);
    border-radius: 999px;
}

.json-tree-meta {
    color: var(--text-secondary);
    font-size: 0.82rem;
}

.json-tree-value {
    color: #047857;
    font-size: 0.92rem;
    word-break: break-all;
}

.json-tree-children {
    margin-top: 0.4rem;
    border-left: 1px dashed rgba(148, 163, 184, 0.4);
    margin-left: 0.9rem;
    padding-left: 0.75rem;
}

.json-tree-node.collapsed > .json-tree-children {
    display: none;
}

.json-tree-node.collapsed > .json-tree-header-line .json-tree-toggle {
    transform: rotate(-90deg);
}

@media (max-width: 1200px) {
    .json-tool-grid {
        grid-template-columns: 1fr;
    }

    .json-side-panel {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 1.25rem;
    }

    .json-side-card {
        flex: 1 1 240px;
    }
}

@media (max-width: 960px) {
    .json-output-grid {
        grid-template-columns: 1fr;
    }

    .json-output {
        max-height: 260px;
    }
}

@media (max-width: 768px) {
    .json-editor-card {
        padding: 1.25rem;
    }

    .json-editor-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .json-editor-meta {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .json-action-bar {
        flex-direction: column;
        align-items: stretch;
        gap: 0.85rem;
    }

    .json-action-group,
    .json-options-group {
        justify-content: flex-start;
    }

    .json-status-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.35rem;
    }
}

@media (max-width: 520px) {
    .json-options-group {
        flex-direction: column;
        align-items: flex-start;
    }

    .json-output-header {
        flex-direction: column;
        align-items: flex-start;
    }
}