.content-nav {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
    position: relative;

    .variable-categories {
        display: flex;
        flex-direction: column;
        gap: var(--space-md);
        width: 100%;

        &#input-and-context-vars {
            background: white;
            border: 1px solid var(--color-border);

            .category-header {
                background: white;
                border-bottom: 1px solid var(--color-border);

                h3 {
                    color: var(--color-text-primary);
                }
            }

            .nav-item {
                border-bottom: 1px solid var(--color-border);
            }
        }

        &#prompt-results {
            background: white;
            border: 1px solid var(--color-border);

            .category-header {
                background: white;
                border-bottom: 1px solid var(--color-border);

                h3 {
                    color: var(--color-text-primary);
                }
            }

            .nav-item {
                border-bottom: 1px solid var(--color-border);
            }
        }

        .category-header {
            padding: var(--space-md);
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 0;
            background-color: white;
            z-index: 2;
            border-bottom: 1px solid var(--color-border);
            width: 100%;
            min-height: 56px;

            h3 {
                margin: 0;
                font-size: 0.875rem;
                font-weight: 600;
                color: var(--color-text-primary);
                letter-spacing: 0.05em;
                position: relative;
                text-transform: uppercase;
            }
        }

        .category-content {
            display: flex;
            flex-direction: column;
            width: 100%;
            max-width: 100%;
            box-sizing: border-box;
            overflow-x: hidden;
        }
    }

    .nav-item {
        display: flex;
        align-items: center;
        padding: var(--space-xs) var(--space-sm);
        border-radius: 0;
        margin-bottom: 0;
        cursor: pointer;
        position: relative;
        overflow: hidden;
        transition: background-color 0.2s ease;
        border-bottom: 1px solid var(--color-border);
        background-color: white;
        width: 100%;
        box-sizing: border-box;

        &.context-variable {
            background-color: var(--color-context-bg, #f0f8ff);
            color: var(--color-text-primary, #333);

            &:hover {
                background-color: var(--color-context-hover, #e5f2ff);
            }
        }

        &.prompt-variable {
            background-color: var(--color-prompt-bg, #f0fff4);
            color: var(--color-text-primary, #333);

            &:hover {
                background-color: var(--color-prompt-hover, #e5ffe5);
            }
        }

        &.user-variable {
            background-color: var(--color-user-bg, #f7f7f7);
            color: var(--color-text-primary, #333);

            &:hover {
                background-color: var(--color-user-hover, #f0f0f0);
            }
        }

        &.is-current .variable-name { font-weight: 700; }

        /* Active nav item styling (scroll spy highlight) */
        &.is-active {
            background-color: var(--color-brand-primary-15);
            border-left: 3px solid var(--color-brand-primary);

            .variable-name {
                font-weight: 600;
            }
        }

        &:hover:not(.active-variable):not(.is-active) {
            background-color: rgba(0, 0, 0, 0.02);
        }

        &.input-variable {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            padding: var(--space-md);
            border-radius: 0;
            height: auto;

            textarea {
                width: 100%;
                min-height: 120px;
                resize: vertical;
                margin-top: var(--space-md);
                font-family: ui-monospace, monospace;
                line-height: 1.6;
                font-size: 0.875rem;
                border: 1px solid var(--color-border);
                border-radius: 0;
                padding: var(--space-sm);
                transition: border 150ms cubic-bezier(0.4, 0, 0.2, 1);

                &:focus {
                    border-color: var(--color-brand-primary);
                    outline: none;
                }
            }
        }

        .variable-info {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            font-size: var(--font-size-sm);
            color: var(--color-text-primary);
            flex: 1;
            overflow: hidden;
            white-space: nowrap;

            .step-badge {
                display: flex;
                align-items: center;
                justify-content: center;
                min-width: 24px;
                height: 24px;
                padding: 0 var(--space-xs);
                color: var(--color-on-brand-primary);
                border-radius: 4px;
                font-size: 12px;
                font-weight: 500;
                box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
            }
            .icon-badge {
                display: flex;
                align-items: center;
                justify-content: center;
                width: 24px;
                height: 24px;
                flex: 0 0 24px;
            }
            .icon-badge .icon-regular {
                filter: brightness(0) saturate(100%);
            }

            .variable-name {
                font-size: 14px;
                line-height: 20px;
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
                flex: 1;
            }
        }
    }
}

.content-nav #prompt-results .nav-item .step-badge {
    background: var(--color-brand-primary);
    color: var(--color-on-brand-primary);
}

.content-nav #prompt-results .nav-item .tier-bulb {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: flex-end; /* don't center inside a fixed box */
    flex: 0 0 auto;
    width: auto;
    height: auto;
    margin-left: auto; /* push to the right edge of the nav item group */
    margin-right: 8px;
    color: var(--color-text-secondary);
}

/* removed per-item left-border active colors */

.input-badge,
.file-badge {
    font-weight: 600;
}

.value-editor {
    display: flex;
    gap: 8px;
    align-items: flex-start;
}

.value-field {
    display: none;
    flex: 1 1 auto;
}

.value-field.active {
    display: block;
}

.value-field.value-file .file-path {
    margin-top: 4px;
}

.cache-controls {
    display: flex;
    gap: 6px;
    margin-top: 4px;
    align-items: center;
}

.cache-status {
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 3px;
    font-weight: 500;
}

.cache-status.cached {
    background: var(--color-status-success-15);
    color: var(--color-status-success);
}

.cache-status.outdated {
    background: var(--color-status-warning-15);
    color: var(--color-status-warning);
}

.cache-status.error {
    background: var(--color-status-error-15);
    color: var(--color-status-error);
}

.update-cache-btn {
    font-size: 11px;
    padding: 2px 8px;
    height: auto;
}

.pending-actions {
    display: none;
    margin-top: 12px;
    padding: 10px 12px;
    border: 1px solid var(--color-status-warning);
    background: var(--color-status-warning-15);
    border-radius: 6px;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
.pending-actions.visible { display: flex; }

.pending-status {
    display: flex;
    align-items: center;
    gap: 8px;
}
.pending-icon {
    color: var(--color-status-warning);
    animation: pulse 2s infinite;
}
.pending-label {
    font-weight: 600;
    color: var(--color-status-warning);
    font-size: 14px;
}
.pending-actions-buttons {
    display: flex;
    gap: 8px;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.input-with-controls {
    display: flex;
    gap: 4px;
    align-items: stretch;
}

.input-with-controls .settings-control {
    flex: 1;
    margin: 0;
}

.input-with-controls textarea.settings-control {
    resize: vertical;
    min-height: 40px;
}

.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 28px;
    height: auto;
}

.btn-icon:hover {
    background: var(--color-surface-variant);
    border-color: var(--color-brand-primary);
}

.btn-icon:active {
    transform: scale(0.95);
}

.btn-icon svg {
    color: var(--color-text-secondary);
    transition: color 0.2s ease;
}

.btn-icon:hover svg {
    color: var(--color-brand-primary);
}

.cache-management-btn,
.phase-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border: none;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    color: white;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.cache-management-btn {
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 500;
    background: var(--color-surface, #fff);
    color: var(--color-text-secondary, #64748b);
    border: 1px solid var(--color-border, #e2e8f0);
    box-shadow: none;
}

.cache-management-btn:hover {
    background: var(--color-surface-hover, #f1f5f9);
    border-color: var(--color-border-hover, #cbd5e1);
    color: var(--color-text-primary, #1e293b);
    transform: none;
    box-shadow: none;
}

.cache-management-btn:active {
    transform: none;
}

.cache-management-btn.active {
    background: var(--color-brand-primary-15, rgba(213, 0, 50, 0.15));
    border-color: var(--color-brand-primary, #d50032);
    color: var(--color-brand-primary, #d50032);
}

.accordion-control-btn {
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 500;
    background: var(--color-surface, #fff);
    color: var(--color-text-primary, #1e293b);
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.accordion-control-btn:hover {
    background: var(--color-surface-hover, #f1f5f9);
    color: var(--color-text-primary, #1e293b);
    border-color: var(--color-border-hover, #cbd5e1);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.12);
}

.accordion-control-btn:active {
    transform: translateY(0);
}

/* Floating action style for sticky Clear cache */
.cache-fab {
    box-shadow: 0 6px 12px rgba(0,0,0,0.12), 0 2px 4px rgba(0,0,0,0.08);
    border-radius: 999px;
}

.phase-status-toggle {
    display: flex;
    gap: 6px;
    cursor: pointer;
    padding: 2px;
    border-radius: 4px;
}

.phase-chip {
    padding: 5px 10px;
    font-size: 11px;
}

.phase-chip:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.18);
}

.phase-chip.phase-1 {
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
}

.phase-chip.phase-2 {
    background: linear-gradient(135deg, #2196F3 0%, #1976d2 100%);
}

.phase-chip.phase-3 {
    background: linear-gradient(135deg, #9C27B0 0%, #7b1fa2 100%);
}

.phase-count {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.resource-status-container {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.resource-status-container.expanded {
    max-height: 10000px;
}

.cache-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 24px;
}

/* Cache option buttons follow unified phase gradients */
/* Cache option buttons reuse unified phase button styles */
.cache-option-btn {
    width: 100%;
    text-align: left;
}

.cache-option-btn .count-badge {
    background: rgba(255,255,255,0.25);
    color: #fff;
}

.count-badge {
    background: rgba(0,0,0,0.1);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

.input-actions {
    display: flex;
    gap: 6px;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.btn-sm {
    padding: 5px 12px;
    font-size: 12px;
}

.phase-status-display,
.input-actions {
    transition: opacity 0.2s ease;
}

.inputs-sublist {
    margin-top: 0;
}

.file-subitem {
    font-size: 13px;
    border-left: 2px solid transparent;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.file-subitem .variable-info {
    flex: 1;
}

.file-subitem .icon-badge {
    width: 18px;
    height: 18px;
    flex: 0 0 18px;
}

.file-subitem .phase-icon {
    margin-left: auto;
}

.file-subitem .icon-badge.phase-icon.phase-3 img {
    /* green */
    filter: brightness(0) saturate(100%) invert(54%) sepia(77%) saturate(476%) hue-rotate(73deg) brightness(96%) contrast(89%);
}

.file-subitem .icon-badge.phase-icon.phase-2 img {
    /* orange */
    filter: brightness(0) saturate(100%) invert(68%) sepia(89%) saturate(1345%) hue-rotate(360deg) brightness(99%) contrast(97%);
}

.file-subitem .icon-badge.phase-icon.phase-1 img {
    /* red */
    filter: brightness(0) saturate(100%) invert(50%) sepia(69%) saturate(4585%) hue-rotate(339deg) brightness(99%) contrast(90%);
}

.file-subitem .icon-badge.phase-icon.phase-0 img {
    /* grey */
    filter: brightness(0) saturate(100%) invert(66%) sepia(8%) saturate(290%) hue-rotate(181deg) brightness(94%) contrast(86%);
}



.variable-group {
    margin-bottom: var(--space-lg);
}

.variable-group-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0 0 var(--space-md) 0;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border-light, #e5e7eb);
}

.content-accordion {
    border: 1px solid var(--color-border);
}

.item-summary {
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    padding: 12px 16px;
    list-style: none;
    user-select: none;
}

.item-title-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.item-title-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.item-subtitle {
    font-weight: 400;
    color: var(--color-text-secondary);
    font-size: 12px;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.item-meta.item-timestamp {
    color: var(--color-text-secondary);
    font-size: 12px;
}

.item-summary::-webkit-details-marker {
    display: none;
}

.item-summary::marker {
    display: none;
}

.item-title {
    font-size: 14px;
    color: var(--color-text-primary);
}

.item-meta {
    font-size: 12px;
    color: var(--color-text-secondary);
    font-weight: normal;
    white-space: nowrap;
}

.item-content {
    padding: 12px 16px;
    border-top: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
}

/* sticky close button is defined once in section_details.css */

/* Sticky single action button (Clear cache) */
.inputs-sticky-action {
    position: sticky;
    top: 0;
    z-index: 6;
    display: flex;
    justify-content: flex-end;
    padding: 8px 0 12px 0;
}

/* Ensure model selector in sticky bar uses our pretty select style */
.inputs-controls-bar .settings-control {
    padding: var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: white;
    font-size: 0.875rem;
    color: var(--color-text-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    min-width: 220px;
}

.inputs-controls-bar .settings-control:focus {
    border-color: var(--color-brand-primary);
    outline: none;
    box-shadow: 0 0 0 3px var(--color-brand-primary-15);
}

/* Sticky settings bar: left model, right clear cache, medium padding */
.inputs-controls-bar {
    position: sticky;
    top: 0;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    background: white;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 12px;
}

.inputs-controls-left { display:flex; align-items:center; gap: 8px; }
.inputs-controls-right { display:flex; align-items:center; gap: 8px; }