:root {
    --pt-bg-canvas: #f8fafc;
    --pt-bg-widget: #ffffff;
    --pt-border: #e2e8f0;
    --pt-font-color: #0f172a;
    --pt-font-muted: #64748b;
    --pt-primary-gradient: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    --pt-primary: #4f46e5;
    --pt-success: #10b981;
    --pt-danger-bg: #fee2e2;
    --pt-danger-fg: #b91c1c;
}

.pt-dashboard-wrapper.pt-dark-theme {
    --pt-bg-canvas: #0f172a;
    --pt-bg-widget: #1e293b;
    --pt-border: #334155;
    --pt-font-color: #f8fafc;
    --pt-font-muted: #94a3b8;
    --pt-primary: #818cf8;
}

#pt-container {
    background: var(--pt-bg-canvas);
    color: var(--pt-font-color);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--pt-border);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    max-width: 1300px;
    margin: 20px auto;
    box-sizing: border-box;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#pt-container * { box-sizing: border-box; }

.pt-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--pt-border);
    padding-bottom: 14px;
    margin-bottom: 20px;
}

.pt-header h2 {
    margin: 0;
    font-size: 1.58rem;
    font-weight: 800;
    background: var(--pt-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.pt-utility-circle {
    background: var(--pt-bg-widget);
    border: 1px solid var(--pt-border);
    color: var(--pt-font-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.pt-options-card {
    background: var(--pt-bg-widget);
    border: 1px solid var(--pt-border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.02);
}

/* Scrollable Mode Pill System UI Layout Design Architecture */
.pt-modes-scroller {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--pt-border);
    margin-bottom: 16px;
}

.pt-modes-scroller::-webkit-scrollbar { height: 5px; }
.pt-modes-scroller::-webkit-scrollbar-thumb { background: var(--pt-border); border-radius: 4px; }

.pt-mode-pill {
    background: var(--pt-bg-canvas);
    border: 1px solid var(--pt-border);
    color: var(--pt-font-color);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    white-space: nowrap;
    font-weight: 600;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.pt-mode-pill:hover, .pt-mode-pill.active {
    background: var(--pt-primary-gradient);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 10px rgba(79,70,229,0.15);
}

.pt-dropdowns-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.pt-input-group {
    display: flex;
    flex-direction: column;
    min-width: 180px;
}

.pt-input-group.flex-grow { flex-grow: 1; }

.pt-input-group label {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--pt-font-muted);
    margin-bottom: 6px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.pt-input-group select, .pt-input-group input {
    background: var(--pt-bg-canvas);
    border: 1px solid var(--pt-border);
    color: var(--pt-font-color);
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 0.9rem;
    outline: none;
}

/* Split Editing Section Screens Panels Framework Mapping */
.pt-split-editor-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

@media (max-width: 900px) {
    .pt-split-editor-grid { grid-template-columns: 1fr; }
}

.pt-editor-pane {
    background: var(--pt-bg-widget);
    border: 1px solid var(--pt-border);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.pt-pane-header {
    background: rgba(0,0,0,0.01);
    padding: 12px 16px;
    border-bottom: 1px solid var(--pt-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    font-size: 0.88rem;
}

.pt-action-cluster { display: flex; gap: 8px; align-items: center; }

.pt-action-inline-btn, .pt-file-uploader-lbl {
    background: var(--pt-bg-canvas);
    border: 1px solid var(--pt-border);
    color: var(--pt-font-color);
    padding: 6px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.pt-file-uploader-lbl input { display: none; }

.pt-editor-body {
    height: 380px;
    width: 100%;
}

.pt-editor-body.relative-body { position: relative; }

#pt-source-editor {
    width: 100%;
    height: 100%;
    border: none;
    resize: none;
    padding: 16px;
    font-size: 1rem;
    line-height: 1.6;
    background: transparent;
    color: var(--pt-font-color);
    outline: none;
}

.pt-output-editable-layer {
    width: 100%;
    height: 100%;
    overflow-y: auto;
    padding: 16px;
    font-size: 1rem;
    line-height: 1.6;
    outline: none;
    white-space: pre-wrap;
}

.pt-placeholder-center-msg {
    color: var(--pt-font-muted);
    font-style: italic;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    padding: 30px;
    text-align: center;
}

.pt-placeholder-center-msg i { font-size: 2.2rem; margin-bottom: 12px; opacity: 0.4; }

.pt-pane-footer {
    background: rgba(0,0,0,0.01);
    padding: 12px 16px;
    border-top: 1px solid var(--pt-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: var(--pt-font-muted);
    font-weight: 500;
}

.pt-pane-danger-btn {
    background: transparent;
    border: none;
    color: var(--pt-danger-fg);
    font-weight: 700;
    cursor: pointer;
}

/* Submission Button Row Layout */
.pt-execution-submit-row { display: flex; justify-content: center; margin-bottom: 24px; }

.pt-btn-gradient-submit {
    background: var(--pt-primary-gradient);
    color: #fff;
    border: none;
    padding: 14px 40px;
    border-radius: 6px;
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(79,70,229,0.25);
    transition: transform 0.2s ease;
}

.pt-btn-gradient-submit:hover { transform: translateY(-1px); }

/* Loader Systems Overlays UI Mapping Design Blocks */
.pt-ui-loader-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(255,255,255,0.92);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
}

.pt-dark-theme .pt-ui-loader-overlay { background: rgba(30,41,59,0.94); }

.pt-spinner-box { text-align: center; color: var(--pt-primary); }
.pt-spinner-box i { font-size: 2.5rem; margin-bottom: 12px; }
.pt-spinner-box p { margin: 0; font-weight: 600; font-size: 0.95rem; color: var(--pt-font-color); }

/* Analytics and Insights Widgets Configurations Map */
.pt-metrics-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 14px;
    margin-top: 16px;
}

.grid-span-2 { grid-column: span 2; }

.pt-metric-widget {
    background: var(--pt-bg-canvas);
    border: 1px solid var(--pt-border);
    padding: 12px;
    border-radius: 6px;
    text-align: center;
}

.pt-metric-widget .widget-lbl { display: block; font-size: 0.72rem; font-weight: 700; color: var(--pt-font-muted); text-transform: uppercase; margin-bottom: 4px; }
.pt-metric-widget .widget-val { font-size: 1.3rem; font-weight: 800; }

.text-gradient-accent { background: var(--pt-primary-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

.pt-linguistic-suggestions-box { margin-top: 20px; background: rgba(0,0,0,0.01); padding: 16px; border-radius: 6px; }
.pt-linguistic-suggestions-box h4 { margin: 0 0 10px 0; font-size: 0.92rem; font-weight: 700; }
.pt-linguistic-suggestions-box ul { margin: 0; padding-left: 18px; font-size: 0.88rem; line-height: 1.6; }

.pt-alert-banner {
    padding: 14px 18px; background: #fffbeb; color: #b45309; border: 1px solid #fde68a; border-radius: 6px; margin-bottom: 20px; font-weight: 600; font-size: 0.9rem;
}