/* =============================================================================
   JSON Formatter & Validator page styles
   ============================================================================= */

.formatter-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    align-items: stretch;
}

@media (max-width: 1024px) {
    .formatter-layout {
        grid-template-columns: 1fr;
    }
}

.pane {
    display: flex;
    flex-direction: column;
    height: 600px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
}

.pane.error-state {
    border-color: rgba(239, 68, 68, 0.5) !important;
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.15);
}

.pane.success-state {
    border-color: rgba(16, 185, 129, 0.5) !important;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.15);
}

.pane-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1.25rem;
    background: rgba(0, 0, 0, 0.02);
    border-bottom: 1px solid var(--border);
}

[data-theme="dark"] .pane-header {
    background: rgba(255, 255, 255, 0.02);
}

.pane-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pane-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pane-textarea {
    width: 100%;
    height: 100%;
    border: none;
    resize: none;
    padding: 1.25rem;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, Consolas, monospace !important;
    font-size: 0.9rem;
    background: var(--textarea-bg);
    color: var(--textarea-color);
    outline: none;
    line-height: 1.5;
    transition: var(--transition);
}

.pane-textarea:focus {
    background: var(--textarea-focus);
}

/* Tab controls */
.tabs-container {
    display: flex;
    gap: 0.25rem;
    background: var(--bg-primary);
    padding: 0.2rem;
    border-radius: 6px;
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 0.35rem 0.75rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    background: var(--bg-card);
    color: var(--primary);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.tab-content {
    flex: 1;
    display: none;
    overflow: auto;
    position: relative;
}

.tab-content.active {
    display: block;
}

/* Formatted view */
.formatted-output {
    margin: 0;
    padding: 1.25rem;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, Consolas, monospace !important;
    font-size: 0.9rem;
    line-height: 1.5;
    background: var(--textarea-bg);
    color: var(--textarea-color);
    white-space: pre-wrap;
    word-break: break-all;
    user-select: text;
}

/* Tree View */
.tree-output {
    padding: 1.25rem;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, Consolas, monospace !important;
    font-size: 0.9rem;
    line-height: 1.6;
    background: var(--textarea-bg);
    color: var(--textarea-color);
    user-select: none;
}

.tree-node {
    margin-left: 1.25rem;
    position: relative;
}

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

.tree-expand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    margin-right: 4px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: transform 0.2s ease;
}

.tree-node-collapsed > .tree-expand-icon {
    transform: rotate(-90deg);
}

.tree-expand-icon svg {
    width: 10px;
    height: 10px;
    fill: currentColor;
}

.tree-key {
    color: #f97316; /* Gold/Orange */
    font-weight: 600;
}

[data-theme="light"] .tree-key {
    color: #ea580c;
}

.tree-val-string { color: #10b981; } /* Emerald */
.tree-val-number { color: #3b82f6; } /* Blue */
.tree-val-boolean { color: #ec4899; } /* Pink */
.tree-val-null { color: #6b7280; font-style: italic; } /* Gray */

.tree-size {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-left: 0.5rem;
}

/* Error feedback container */
.error-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin: 1.25rem;
    padding: 1.25rem;
    background: rgba(239, 68, 68, 0.05);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 8px;
    color: #ef4444;
}

.error-title {
    font-weight: 700;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.error-desc {
    font-size: 0.9rem;
    line-height: 1.5;
}

.error-snippet {
    background: rgba(0, 0, 0, 0.05);
    padding: 0.75rem;
    border-radius: 6px;
    font-family: monospace;
    font-size: 0.85rem;
    white-space: pre-wrap;
    overflow-x: auto;
}

[data-theme="dark"] .error-snippet {
    background: rgba(255, 255, 255, 0.05);
}

/* Validation status bar */
.validation-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 700;
}

.status-dot-validation {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-valid {
    color: #10b981;
}
.status-valid .status-dot-validation {
    background-color: #10b981;
    box-shadow: 0 0 8px #10b981;
}

.status-invalid {
    color: #ef4444;
}
.status-invalid .status-dot-validation {
    background-color: #ef4444;
    box-shadow: 0 0 8px #ef4444;
}

.status-idle {
    color: var(--text-secondary);
}
.status-idle .status-dot-validation {
    background-color: var(--text-secondary);
}

/* Settings bar */
.settings-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    padding: 0.75rem 1.25rem;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
}

.setting-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.setting-select {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.85rem;
    outline: none;
    cursor: pointer;
    transition: var(--transition);
}

.setting-select:focus {
    border-color: var(--primary);
}

/* Actions grid */
.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.75rem;
    margin-top: 1rem;
}

.action-btn-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
    transition: var(--transition);
}

.action-btn-main:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.3);
}

.action-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.action-btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--bg-primary);
}