/**
 * AI Wizard V3 Step-specific CSS
 * Covers Step 2 (Finetuning) and Step 3 (Mission Control Split View)
 * Uses theme-vars.css + --pkaw-* variables for light/dark support
 */

/* =========================================
   STEP 2: Finetuning
========================================= */

.pkaw-grid--2 {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.pkaw-grid--4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 640px) {

    .pkaw-grid--2,
    .pkaw-grid--4 {
        grid-template-columns: 1fr 1fr;
    }
}

/* Summary Badge */
.pkaw-summary-badge {
    background: var(--pkaw-subtle-overlay);
    border: 1px solid var(--border);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Brand Cards */
.pkaw-card--brand {
    padding: 1rem;
    height: 80px;
    justify-content: center;
}

.pkaw-brand-logo {
    max-width: 100%;
    max-height: 40px;
    object-fit: contain;
    filter: drop-shadow(var(--shadow-sm));
    transition: transform 0.2s;
}

.pkaw-card--brand:hover .pkaw-brand-logo {
    transform: scale(1.05);
}

/* Sliders — REMOVED (replaced by pills) */

/* Aesthetics Form */
.pkaw-flex-row {
    display: flex;
    align-items: center;
    gap: 2rem;
    background: var(--bg-secondary);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md, 8px);
    border: 1px solid var(--border);
}

@media (max-width: 640px) {
    .pkaw-flex-row {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
}

.pkaw-toggle {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
}

.pkaw-toggle input {
    display: none;
}

.pkaw-toggle__slider {
    width: 44px;
    height: 24px;
    background-color: var(--border);
    border-radius: 12px;
    position: relative;
    transition: background-color 0.2s;
}

.pkaw-toggle__slider::before {
    content: "";
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: #fff;
    top: 3px;
    left: 3px;
    transition: transform 0.2s;
}

.pkaw-toggle input:checked+.pkaw-toggle__slider {
    background-color: var(--brand-primary);
}

.pkaw-toggle input:checked+.pkaw-toggle__slider::before {
    transform: translateX(20px);
}

.pkaw-toggle__text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.pkaw-input-text {
    flex: 1;
    background: var(--bg-modal);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm, 4px);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
}

.pkaw-input-text:focus {
    border-color: var(--brand-primary);
}

.pkaw-preview-cost {
    font-family: var(--font-mono, monospace);
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--pkaw-subtle-overlay);
    padding: 0.375rem 1rem;
    border-radius: 9999px;
}

/* Full-width segmented control */
.pkaw-segmented-control--full {
    display: flex;
    width: 100%;
}

.pkaw-segmented-control--full .pkaw-segment {
    flex: 1;
    text-align: center;
}

/* =========================================
   Pill Multi-Select Component
========================================= */

.pkaw-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.pkaw-pills__sep {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--text-muted);
    margin: 0 0.25rem;
    flex-shrink: 0;
}

.pkaw-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 1.15rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 150ms ease-out;
    white-space: nowrap;
    min-height: 38px;
}

.pkaw-pill:hover {
    border-color: var(--text-muted);
    color: var(--text-primary);
}

.pkaw-pill--active {
    background: color-mix(in srgb, var(--accent) 12%, var(--bg-primary));
    border-color: var(--accent);
    color: var(--accent);
}

.pkaw-pill--active::before {
    content: '\2713';
    font-size: 0.75rem;
    font-weight: 700;
}

.pkaw-pill--neutral {
    border-style: dashed;
}

.pkaw-pill--neutral.pkaw-pill--active {
    border-style: solid;
}


/* =========================================
   Brand Card "Geen voorkeur" Variant
========================================= */

.pkaw-card--neutral {
    border-style: dashed;
    justify-content: center;
    gap: 0.5rem;
}

.pkaw-card--neutral.pkaw-card--active {
    border-style: solid;
}

.pkaw-neutral-icon {
    width: 32px;
    height: 32px;
    color: var(--text-muted);
    opacity: 0.6;
}

.pkaw-card--neutral.pkaw-card--active .pkaw-neutral-icon {
    color: var(--accent);
    opacity: 1;
}


/* =========================================
   Multi-Build Variant Tabs
========================================= */

.pkaw-variant-tabs {
    display: flex;
    gap: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md, 8px);
    padding: 3px;
    overflow: hidden;
    flex-shrink: 0;
}

.pkaw-variant-tab {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.125rem;
    padding: 0.625rem 0.75rem;
    background: transparent;
    border: 2px solid transparent;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-secondary);
    font-family: inherit;
    position: relative;
}

.pkaw-variant-tab:hover {
    background: var(--pkaw-hover-overlay);
    color: var(--text-primary);
}

.pkaw-variant-tab--active {
    background: var(--bg-modal);
    border-color: var(--brand-primary);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.pkaw-variant-tab--recommended .pkaw-variant-tab__label::after {
    content: '\2605';
    margin-left: 0.25rem;
    font-size: 0.65rem;
    color: var(--warning);
}

.pkaw-variant-tab__label {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.pkaw-variant-tab__price {
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    font-weight: 500;
    opacity: 0.7;
}

.pkaw-variant-tab--active .pkaw-variant-tab__price {
    opacity: 1;
    color: var(--brand-primary);
    font-weight: 700;
}


/* =========================================
   Diff Banner
========================================= */

.pkaw-diff-banner {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm, 4px);
    background: rgba(var(--brand-primary-rgb), 0.06);
    border: 1px solid rgba(var(--brand-primary-rgb), 0.12);
    font-size: 0.8rem;
    line-height: 1.4;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.pkaw-diff-banner__icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-top: 1px;
    color: var(--brand-primary);
    opacity: 0.7;
}

.pkaw-diff-banner__text {
    flex: 1;
    min-width: 0;
}


/* =========================================
   Component Changed Highlight
========================================= */

@keyframes pkaw-comp-highlight {
    0% {
        background: rgba(var(--brand-primary-rgb), 0.12);
        box-shadow: inset 0 0 0 1px rgba(var(--brand-primary-rgb), 0.2);
    }
    100% {
        background: transparent;
        box-shadow: inset 0 0 0 1px transparent;
    }
}

.pkaw-comp-card--changed {
    animation: pkaw-comp-highlight 0.6s ease-out;
}


/* =========================================
   Budget Progress Bar
========================================= */

.pkaw-budget-bar {
    padding: 0.75rem 1rem;
    background: linear-gradient(90deg, rgba(var(--brand-primary-rgb), 0.04), var(--bg-secondary) 60%);
    border: 1px solid var(--border);
    border-radius: var(--radius-md, 8px);
    flex-shrink: 0;
}

.pkaw-budget-bar__labels {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.pkaw-budget-bar__spent {
    font-family: var(--font-mono, monospace);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.pkaw-budget-bar__of {
    font-weight: 400;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.pkaw-budget-bar__badges {
    display: flex;
    gap: 0.375rem;
    flex-wrap: wrap;
}

.pkaw-budget-bar__track {
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    overflow: hidden;
}

.pkaw-budget-bar__fill {
    height: 100%;
    background: linear-gradient(90deg, var(--brand-primary), rgba(var(--brand-primary-rgb), 0.7));
    border-radius: 3px;
    transition: width 0.5s ease;
    box-shadow: 0 0 8px rgba(var(--brand-primary-rgb), 0.25);
}

.pkaw-budget-bar__fill--over {
    background: var(--error, #dc2626);
}

.pkaw-budget-bar__over-warning {
    color: var(--warning, #d97706);
    font-size: 0.8125rem;
    font-weight: 600;
    margin-left: 0.5rem;
}


/* =========================================
   Koopmoment Banner
========================================= */

.pkaw-koopmoment {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md, 8px);
    border-left: 3px solid var(--border);
    background: var(--bg-secondary);
    font-size: 0.85rem;
    line-height: 1.4;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.pkaw-koopmoment .pkaw-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 1px;
    padding: 3px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    box-sizing: content-box;
}

.pkaw-koopmoment__body {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.pkaw-koopmoment__text {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.875rem;
}

.pkaw-koopmoment__savings {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Koopmoment variants */
.pkaw-koopmoment--great_timing {
    border-left-color: var(--success);
    background: rgba(var(--success-rgb), 0.08);
}

.pkaw-koopmoment--great_timing .pkaw-icon {
    color: var(--success);
    background: rgba(var(--success-rgb), 0.15);
}

.pkaw-koopmoment--good_timing {
    border-left-color: var(--success);
    background: rgba(var(--success-rgb), 0.05);
}

.pkaw-koopmoment--good_timing .pkaw-icon {
    color: var(--success);
    background: rgba(var(--success-rgb), 0.12);
}

.pkaw-koopmoment--mixed {
    border-left-color: var(--warning);
    background: rgba(var(--warning-rgb), 0.05);
}

.pkaw-koopmoment--mixed .pkaw-icon {
    color: var(--warning);
    background: rgba(var(--warning-rgb), 0.12);
}

.pkaw-koopmoment--expensive_timing {
    border-left-color: var(--warning);
    background: rgba(var(--warning-rgb), 0.08);
}

.pkaw-koopmoment--expensive_timing .pkaw-icon {
    color: var(--warning);
    background: rgba(var(--warning-rgb), 0.15);
}


/* =========================================
   Relaxation Advisory Card
========================================= */

.pkaw-relaxation-card {
    background: var(--bg-secondary);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-md, 8px);
    padding: clamp(0.75rem, 2vw, 1rem);
    margin: 0 0 0.75rem;
}

.pkaw-relaxation-card__header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.pkaw-relaxation-card__header .pkaw-icon {
    color: var(--accent);
    flex-shrink: 0;
}

.pkaw-relaxation-card__message {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0 0 0.75rem;
}

.pkaw-relaxation-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}


/* =========================================
   Preference Advisories
========================================= */

.pkaw-advisories {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.pkaw-advisory {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md, 8px);
    border: 1px solid var(--border);
    border-left: 3px solid var(--border);
    background: var(--bg-secondary);
    font-size: 0.85rem;
    line-height: 1.4;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.pkaw-advisory .pkaw-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 1px;
}

.pkaw-advisory__body {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
    min-width: 0;
}

.pkaw-advisory__title {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.pkaw-advisory__message {
    color: var(--text-secondary);
}

.pkaw-advisory__savings {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: var(--radius-sm, 4px);
    font-size: 0.75rem;
    font-weight: 600;
    background: var(--success-bg);
    color: var(--success);
    width: fit-content;
}

.pkaw-advisory__actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
    align-self: center;
}

/* Severity variants */
.pkaw-advisory--info {
    border-left-color: var(--info);
}

.pkaw-advisory--info .pkaw-icon {
    color: var(--info);
}

.pkaw-advisory--warning {
    border-left-color: var(--warning);
}

.pkaw-advisory--warning .pkaw-icon {
    color: var(--warning);
}

.pkaw-advisory--error {
    border-left-color: var(--error);
}

.pkaw-advisory--error .pkaw-icon {
    color: var(--error);
}

/* Small button variant */
.pkaw-btn--sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8rem;
    min-height: 32px;
    white-space: nowrap;
}

/* Outline button variant */
.pkaw-btn--outline {
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
}

.pkaw-btn--outline:hover {
    background: color-mix(in srgb, var(--accent) 10%, transparent);
}

/* Replan overlay */
.pkaw-replan-overlay {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}


/* =========================================
   Price Badges
========================================= */

.pkaw-price-badge {
    display: inline-flex;
    padding: 2px 8px;
    border-radius: 9999px;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: none;
    cursor: pointer;
    margin-left: 0.5rem;
    vertical-align: middle;
    transition: opacity 0.15s;
    line-height: 1.4;
}

.pkaw-price-badge:hover {
    opacity: 0.85;
}

.pkaw-price-badge:focus-visible {
    outline: 2px solid var(--brand-primary);
    outline-offset: 1px;
}

.pkaw-price-badge--success {
    background: linear-gradient(135deg, rgba(var(--success-rgb), 0.15), rgba(var(--success-rgb), 0.08));
    color: var(--success);
    border: 1px solid rgba(var(--success-rgb), 0.2);
}

.pkaw-price-badge--success-light {
    background: rgba(var(--brand-primary-rgb), 0.08);
    color: var(--brand-primary);
    border: 1px solid rgba(var(--brand-primary-rgb), 0.15);
}

.pkaw-price-badge--warning {
    background: var(--warning-bg);
    color: var(--warning);
}

.pkaw-price-badge--muted {
    background: var(--bg-tertiary);
    color: var(--text-muted);
}


/* =========================================
   Price Tooltip
========================================= */

.pkaw-price-tooltip {
    position: relative;
    margin: 0 1rem 0.5rem 4.5rem;
    padding: 0.625rem 0.75rem;
    background: var(--bg-modal);
    border: 1px solid var(--border);
    border-radius: var(--radius-md, 8px);
    box-shadow: var(--shadow-md);
    z-index: 10;
    font-size: 0.8rem;
}

.pkaw-price-tooltip__row {
    display: flex;
    justify-content: space-between;
    padding: 0.25rem 0;
    color: var(--text-secondary);
}

.pkaw-price-tooltip__row span:last-child {
    font-weight: 600;
    color: var(--text-primary);
    font-family: var(--font-mono, monospace);
}


/* =========================================
   Panel Expand/Collapse Transitions
========================================= */

.pkaw-panel-enter {
    transition: opacity 0.2s ease, max-height 0.25s ease;
    overflow: hidden;
}
.pkaw-panel-enter-start {
    opacity: 0;
    max-height: 0;
}
.pkaw-panel-enter-end {
    opacity: 1;
    max-height: 400px;
}
.pkaw-panel-leave {
    transition: opacity 0.15s ease, max-height 0.2s ease;
    overflow: hidden;
}
.pkaw-panel-leave-start {
    opacity: 1;
    max-height: 400px;
}
.pkaw-panel-leave-end {
    opacity: 0;
    max-height: 0;
}


/* =========================================
   Trigger Links (shared by rationale + alts)
========================================= */

.pkaw-rationale-trigger,
.pkaw-alts-trigger {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 1rem 0.375rem 4.5rem;
    background: none;
    border: none;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    transition: color 0.15s;
    width: 100%;
    text-align: left;
}

.pkaw-rationale-trigger:hover,
.pkaw-alts-trigger:hover {
    color: var(--text-secondary);
}

.pkaw-trigger-chevron {
    width: 12px;
    height: 12px;
    flex-shrink: 0;
    transition: transform 0.2s ease;
    opacity: 0.5;
}

.pkaw-trigger-chevron--open {
    transform: rotate(180deg);
    opacity: 1;
}


/* =========================================
   Rationale Panel
========================================= */

.pkaw-rationale-panel {
    padding: 0.75rem 1rem 0.75rem 4.5rem;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
    max-height: 300px;
    overflow-y: auto;
}

.pkaw-rationale__headline {
    margin: 0 0 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.4;
}

.pkaw-rationale__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-bottom: 0.5rem;
}

.pkaw-data-chip {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: var(--radius-sm, 4px);
    font-size: 0.7rem;
    font-weight: 500;
    line-height: 1.4;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pkaw-data-chip--info {
    background: var(--info-bg);
    color: var(--info);
}

.pkaw-data-chip--success {
    background: var(--success-bg);
    color: var(--success);
}

.pkaw-data-chip--warning {
    background: var(--warning-bg);
    color: var(--warning);
}

.pkaw-data-chip--neutral {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.pkaw-rationale__rank {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 0.5rem;
}

.pkaw-rationale__tradeoff {
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm, 4px);
    padding: 0.625rem 0.75rem;
    margin-top: 0.5rem;
}

.pkaw-rationale__comparison {
    margin: 0 0 0.375rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.pkaw-rationale__swap-link {
    display: inline-block;
    background: none;
    border: none;
    padding: 0;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--brand-primary);
    cursor: pointer;
    transition: opacity 0.15s;
}

.pkaw-rationale__swap-link:hover {
    opacity: 0.8;
}


/* =========================================
   Alternatives Panel
========================================= */

.pkaw-alts-panel {
    padding: 0.5rem 1rem 0.75rem 4.5rem;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.pkaw-alt-card {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    transition: transform 150ms ease-out, border-color 150ms ease-out;
}

.pkaw-alt-card:hover {
    transform: translateY(-1px);
    border-color: var(--border-light, var(--text-muted));
}

.pkaw-alt-card__row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pkaw-alt-card__img-wrapper {
    width: 56px;
    height: 56px;
    min-width: 56px;
    border-radius: 6px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
    flex-shrink: 0;
}

.pkaw-alt-card__img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.pkaw-alt-card__img-placeholder {
    width: 24px;
    height: 24px;
    color: var(--text-muted);
    opacity: 0.3;
}

.pkaw-alt-card__info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.pkaw-alt-card__name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pkaw-alt-card__meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.pkaw-alt-card__score-diff {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
    white-space: nowrap;
}

.pkaw-alt-card__score-diff--pos {
    background: color-mix(in srgb, #10b981 15%, var(--bg-primary));
    color: #10b981;
}

.pkaw-alt-card__score-diff--neg {
    background: color-mix(in srgb, #ef4444 15%, var(--bg-primary));
    color: #ef4444;
}

.pkaw-alt-card__why {
    font-size: 0.8rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pkaw-alt-card__actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
    flex-shrink: 0;
}

.pkaw-alt-card__price {
    font-size: 0.9rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    color: var(--text-primary);
    white-space: nowrap;
}

.pkaw-alt-card__choose {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    min-height: 28px;
}

/* Legacy alt-card header (backwards compat) */
.pkaw-alt-card__header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}


/* =========================================
   STEP 3: Mission Control Split View
   KEY: body has overflow:hidden (via --step3 modifier).
   Split view fills the space. Both panels scroll independently.
========================================= */

.pkaw-step--3 {
    flex: 1;
    min-height: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.pkaw-split-view {
    display: flex;
    gap: 0;
    flex: 1;
    min-height: 0;            /* CRITICAL: enables overflow on flex children */
    overflow: hidden;
}

.pkaw-build-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow-y: auto;         /* Independent scroll */
    padding: 1rem 1.25rem;
    gap: 0.75rem;
    border-right: 1px solid var(--border);
}

.pkaw-build-panel::-webkit-scrollbar {
    width: 6px;
}

.pkaw-build-panel::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

.pkaw-chat-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    max-width: 440px;
    min-height: 0;
    background: var(--bg-primary);
    border-left: 1px solid var(--border);
}

/* Loading State for Initial Build */
.pkaw-loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 300px;
    gap: 1rem;
    color: var(--text-secondary);
}

.pkaw-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--pkaw-spinner-track);
    border-top-color: var(--brand-primary);
    border-radius: 50%;
    animation: pkaw-spin 1s linear infinite;
}

.pkaw-spinner--small {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

@keyframes pkaw-spin {
    to {
        transform: rotate(360deg);
    }
}

/* Component List — no own scroll, parent .pkaw-build-panel scrolls */
.pkaw-components-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* Component Card Wrapper (for expandable offers) */
.pkaw-comp-card {
    border: none;
    border-bottom: 1px solid var(--border);
    border-left: 2px solid rgba(var(--brand-primary-rgb), 0.15);
    border-radius: 0;
    overflow: hidden;
    transition: background 0.15s ease, border-left-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.pkaw-comp-card:last-child {
    border-bottom: none;
}

.pkaw-comp-card:hover {
    background: var(--pkaw-hover-overlay);
    border-left-color: var(--brand-primary);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.pkaw-comp-card:has(.pkaw-comp-offers[style*="display: block"]),
.pkaw-comp-card:has(.pkaw-comp-offers:not([style*="display: none"])) {
    background: var(--pkaw-subtle-overlay);
}

.pkaw-comp-card .pkaw-comp-row {
    border: none;
    border-radius: 0;
    background: transparent;
}

.pkaw-comp-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    transition: background 0.2s;
}

.pkaw-comp-img-wrapper {
    width: 56px;
    height: 56px;
    min-width: 56px;
    border-radius: 8px;
    background: var(--pkaw-img-bg, #f5f5f5);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
    flex-shrink: 0;
}

.pkaw-comp-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.pkaw-comp-img-placeholder {
    width: 30px;
    height: 30px;
    background: var(--pkaw-img-placeholder);
    border-radius: 2px;
}

.pkaw-comp-info {
    flex: 1;
    min-width: 0;
}

.pkaw-comp-type {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--brand-primary);
    margin-bottom: 0.125rem;
}

.pkaw-comp-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pkaw-comp-specs {
    font-size: 0.825rem;
    color: var(--text-muted);
    margin-top: 0.1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pkaw-comp-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.pkaw-comp-price {
    font-family: var(--font-mono, monospace);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--brand-primary);
    background: rgba(var(--brand-primary-rgb), 0.06);
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-sm, 4px);
    width: auto;
    min-width: 80px;
    text-align: right;
}

/* Clickable Price Button */
.pkaw-comp-price-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm, 4px);
    padding: 0.375rem 0.625rem;
    font-family: var(--font-mono, monospace);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--brand-primary);
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.pkaw-comp-price-btn:hover {
    border-color: var(--brand-primary);
    color: var(--brand-primary);
}

/* Price chevron icon */
.pkaw-price-chevron {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    transition: transform 0.2s ease;
    opacity: 0.5;
}

.pkaw-price-chevron--open {
    transform: rotate(180deg);
    opacity: 1;
}

/* Expandable Offers Panel */
.pkaw-comp-offers {
    border-top: 1px solid var(--border);
    background: var(--bg-modal);
}

/* Offers transitions */
.pkaw-offers-enter {
    transition: opacity 0.2s ease, max-height 0.3s ease;
    overflow: hidden;
}
.pkaw-offers-enter-start {
    opacity: 0;
    max-height: 0;
}
.pkaw-offers-enter-end {
    opacity: 1;
    max-height: 500px;
}
.pkaw-offers-leave {
    transition: opacity 0.15s ease, max-height 0.2s ease;
    overflow: hidden;
}
.pkaw-offers-leave-start {
    opacity: 1;
    max-height: 500px;
}
.pkaw-offers-leave-end {
    opacity: 0;
    max-height: 0;
}

/* Individual Offer Row */
.pkaw-offer-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.625rem 1rem 0.625rem 4.5rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: background 0.15s;
    border-bottom: 1px solid var(--border);
}

.pkaw-offer-row:last-child {
    border-bottom: none;
}

.pkaw-offer-row:hover {
    background: var(--pkaw-hover-overlay);
}

.pkaw-offer-supplier {
    flex: 1;
    font-size: 0.85rem;
    font-weight: 500;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pkaw-offer-stock {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
}

.pkaw-offer-stock--yes {
    background: var(--success-bg);
    color: var(--success);
}

.pkaw-offer-stock--no {
    background: var(--error-bg, rgba(220, 38, 38, 0.1));
    color: var(--error, #dc2626);
}

.pkaw-offer-price {
    font-family: var(--font-mono, monospace);
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
}

.pkaw-offer-link {
    width: 14px;
    height: 14px;
    color: var(--text-muted);
    flex-shrink: 0;
    opacity: 0;
    transition: opacity 0.15s;
}

.pkaw-offer-row:hover .pkaw-offer-link {
    opacity: 1;
}

/* Mobile: adjust offer row padding */
@media (max-width: 640px) {
    .pkaw-offer-row {
        padding-left: 1rem;
        gap: 0.5rem;
    }

    .pkaw-offer-stock {
        display: none;
    }
}

/* Total Price Row */
.pkaw-total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-top: 2px solid var(--border);
    font-weight: 700;
    margin-top: 0.25rem;
}

.pkaw-total-row__price {
    color: var(--brand-primary);
    font-size: 1.25rem;
    font-family: var(--font-mono, monospace);
}

/* Tabular nums for all price displays */
.pkaw-comp-price,
.pkaw-comp-price-btn span,
.pkaw-total-row__price {
    font-variant-numeric: tabular-nums;
}

/* =========================================
   Timeline: Collapsible after build generation
========================================= */

/* Collapsed status bar (shown after build completes) */
.pkaw-status-collapsed {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.625rem 1rem;
    background: linear-gradient(90deg, rgba(var(--success-rgb), 0.04), var(--bg-secondary) 50%);
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.15s;
    flex-shrink: 0;
}

.pkaw-status-collapsed:hover {
    background: var(--pkaw-hover-overlay);
}

.pkaw-status-collapsed__label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.pkaw-status-collapsed__check {
    color: var(--success, #22c55e);
    font-weight: 700;
}

.pkaw-status-toggle {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.75rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm, 4px);
    transition: color 0.15s;
}

.pkaw-status-toggle:hover {
    color: var(--text-primary);
}

/* Full timeline (expandable) */
.pkaw-timeline-wrapper {
    flex-shrink: 0;
    border-bottom: 1px solid var(--border);
}

.pkaw-timeline {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0.75rem 1rem;
    padding-left: 1.5rem;
}

.pkaw-timeline-item {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.375rem 0;
    padding-left: 1.25rem;
}

.pkaw-timeline-item::before {
    content: '';
    position: absolute;
    left: 4px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.pkaw-timeline-item:first-child::before {
    top: 50%;
}

.pkaw-timeline-item:last-child::before {
    bottom: 50%;
}

.pkaw-timeline-dot {
    position: absolute;
    left: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border);
    z-index: 1;
}

.pkaw-timeline-item--done .pkaw-timeline-dot {
    background: var(--success, #22c55e);
}

.pkaw-timeline-item--active .pkaw-timeline-dot {
    background: var(--brand-primary);
    animation: pkaw-dot-pulse 1.5s infinite;
}

.pkaw-timeline-item--pending .pkaw-timeline-dot {
    background: var(--border);
}

.pkaw-timeline-item--done .pkaw-timeline-text {
    color: var(--text-primary);
}

.pkaw-timeline-item--active .pkaw-timeline-text {
    color: var(--brand-primary);
    font-weight: 600;
}

.pkaw-timeline-item--pending .pkaw-timeline-text {
    color: var(--text-muted);
}

.pkaw-timeline-item--error .pkaw-timeline-dot {
    background: var(--error);
}

.pkaw-timeline-item--error .pkaw-timeline-dot::after {
    content: '\00d7';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 8px;
    font-weight: 700;
    line-height: 1;
    color: #fff;
}

.pkaw-timeline-item--error .pkaw-timeline-text {
    color: var(--error);
    font-weight: 600;
}

@keyframes pkaw-dot-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.4); }
}

.pkaw-timeline-text {
    font-size: 0.85rem;
    font-weight: 500;
}

/* Error card (build failure) */
.pkaw-error-card {
    text-align: center;
    padding: clamp(1.5rem, 3vw, 2.5rem) clamp(1rem, 2vw, 2rem);
    margin: 1rem 0;
    background: var(--error-bg);
    border: 1px solid color-mix(in srgb, var(--error) 30%, transparent);
    border-radius: var(--radius-lg);
}

.pkaw-error-card__icon {
    width: 40px;
    height: 40px;
    color: var(--error);
    margin: 0 auto 0.75rem;
    display: block;
}

.pkaw-error-card__title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    margin: 0 0 0.25rem;
}

.pkaw-error-card__hint {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin: 0 0 1rem;
}

.pkaw-error-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.pkaw-error-card__action {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-primary);
    transition: border-color 0.15s, background 0.15s;
}

.pkaw-error-card__action:hover {
    border-color: var(--accent);
    background: var(--bg-secondary);
}

.pkaw-error-card__back {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    margin-top: 1rem;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.8125rem;
    cursor: pointer;
    padding: 0.375rem 0;
    transition: color 0.15s;
}

.pkaw-error-card__back:hover {
    color: var(--accent);
}

.pkaw-error-card__back svg {
    flex-shrink: 0;
}

/* Chat Label */
.pkaw-chat-label {
    display: inline-block;
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

/* =========================================
   CHAT MESSAGES CONTAINER
========================================= */
.pkaw-chat-messages {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 1rem 1rem 0.75rem;
    min-height: 0;
    scroll-behavior: smooth;
}

.pkaw-chat-messages::-webkit-scrollbar {
    width: 5px;
}

.pkaw-chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.pkaw-chat-messages::-webkit-scrollbar-thumb {
    background: color-mix(in srgb, var(--text-muted) 30%, transparent);
    border-radius: 9999px;
}

.pkaw-chat-messages::-webkit-scrollbar-thumb:hover {
    background: color-mix(in srgb, var(--text-muted) 50%, transparent);
}

/* =========================================
   CHAT WELCOME STATE
========================================= */
.pkaw-chat-welcome {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    gap: 0.75rem;
    text-align: center;
    padding: 2rem 1rem;
}

.pkaw-chat-welcome__icon {
    width: 2.5rem;
    height: 2.5rem;
    color: var(--brand-primary);
    opacity: 0.7;
}

.pkaw-chat-welcome__icon svg {
    width: 100%;
    height: 100%;
}

.pkaw-chat-welcome__text {
    font-size: 0.9375rem;
    color: var(--text-muted);
    margin: 0;
}

.pkaw-chat-welcome__chips {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.375rem;
    margin-top: 0.25rem;
}

.pkaw-chat-welcome__chip {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.875rem;
    font-size: 0.8125rem;
    border-radius: 9999px;
    border: 1px solid color-mix(in srgb, var(--text-muted) 25%, transparent);
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s, background 0.15s;
    font-family: inherit;
    line-height: 1.3;
}

.pkaw-chat-welcome__chip:hover {
    border-color: var(--brand-primary);
    color: var(--brand-primary);
    background: color-mix(in srgb, var(--brand-primary) 6%, var(--bg-primary));
}

/* =========================================
   CHAT MESSAGE ROWS (ChatGPT-style)
========================================= */

/* Message entrance animation */
@keyframes pkaw-msg-in {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- AI Message (left-aligned, avatar + clean text, no bubble) --- */
.pkaw-msg {
    animation: pkaw-msg-in 0.2s ease-out;
    word-break: break-word;
}

.pkaw-msg--ai {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    padding: 0.875rem 0;
    border-bottom: 1px solid color-mix(in srgb, var(--border) 40%, transparent);
}

.pkaw-msg--ai:last-child {
    border-bottom: none;
}

.pkaw-msg__avatar {
    width: 28px;
    height: 28px;
    min-width: 28px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--brand-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    margin-top: 1px;
    box-shadow: 0 1px 4px rgba(var(--brand-primary-rgb), 0.25);
}

.pkaw-msg__avatar svg {
    width: 14px;
    height: 14px;
}

.pkaw-msg__body {
    flex: 1;
    min-width: 0;
}

.pkaw-msg__text {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-primary);
}

.pkaw-msg__text p {
    margin: 0 0 0.5em;
}

.pkaw-msg__text p:last-child {
    margin-bottom: 0;
}

/* --- User Message (right-aligned, accent bubble) --- */
.pkaw-msg--user {
    display: flex;
    justify-content: flex-end;
    padding: 0.625rem 0;
}

.pkaw-msg--user .pkaw-msg__text {
    background: var(--brand-primary);
    color: #fff;
    padding: 0.625rem 1rem;
    border-radius: 18px 18px 4px 18px;
    max-width: 80%;
    font-size: 0.875rem;
    line-height: 1.55;
}

/* =========================================
   INLINE ACTION BUTTONS (inside AI messages)
========================================= */
.pkaw-msg__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.pkaw-msg__action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, transform 0.1s, opacity 0.2s;
    border: 1.5px solid var(--border);
    background: transparent;
    color: var(--brand-primary);
}

.pkaw-msg__action-btn:hover:not(:disabled) {
    border-color: var(--brand-primary);
    background: color-mix(in srgb, var(--brand-primary) 6%, transparent);
    transform: translateY(-1px);
}

.pkaw-msg__action-btn--primary {
    background: var(--brand-primary);
    color: #fff;
    border-color: var(--brand-primary);
    font-weight: 600;
}

.pkaw-msg__action-btn--primary:hover:not(:disabled) {
    background: color-mix(in srgb, var(--brand-primary) 85%, #000);
    border-color: color-mix(in srgb, var(--brand-primary) 85%, #000);
}

.pkaw-msg__action-btn--clicked {
    border-color: var(--success, #22c55e);
    background: color-mix(in srgb, var(--success, #22c55e) 10%, transparent);
    color: var(--success, #22c55e);
    font-weight: 600;
}

.pkaw-msg__action-btn:disabled:not(.pkaw-msg__action-btn--clicked) {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.pkaw-msg__check {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

/* =========================================
   INLINE PRODUCT CARD (inside AI messages)
========================================= */
.pkaw-msg__product {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.75rem;
    padding: 0.625rem 0.875rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-md, 8px);
    border: 1px solid var(--border);
}

.pkaw-msg__product img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    border-radius: var(--radius-sm, 4px);
    background: var(--bg-primary);
    flex-shrink: 0;
}

.pkaw-msg__product-name {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
}

.pkaw-msg__product-price {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--accent);
    margin-top: 0.125rem;
}

/* =========================================
   INLINE SUGGESTION CHIPS (inside AI messages)
========================================= */
.pkaw-msg__suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.pkaw-msg__suggestion {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius-md, 8px);
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    cursor: pointer;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: all 0.15s ease;
    animation: pkaw-chip-in 0.3s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.pkaw-msg__suggestion:nth-child(2) { animation-delay: 0.05s; }
.pkaw-msg__suggestion:nth-child(3) { animation-delay: 0.1s; }

@keyframes pkaw-chip-in {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.pkaw-msg__suggestion:hover:not(:disabled) {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 6%, var(--bg-secondary));
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.pkaw-msg__suggestion--picked {
    border-color: var(--success, #22c55e);
    background: color-mix(in srgb, var(--success, #22c55e) 10%, transparent);
    color: var(--success, #22c55e);
}

.pkaw-msg__suggestion:disabled:not(.pkaw-msg__suggestion--picked) {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.pkaw-msg__suggestion-price {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
    white-space: nowrap;
}

.pkaw-msg__suggestion--picked .pkaw-msg__suggestion-price {
    color: var(--success, #22c55e);
}

/* =========================================
   CHAT AVATAR (legacy compat — thinking indicator)
========================================= */
.pkaw-chat-avatar {
    width: 28px;
    height: 28px;
    min-width: 28px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--brand-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    margin-top: 1px;
    box-shadow: 0 1px 4px rgba(var(--brand-primary-rgb), 0.25);
}

.pkaw-chat-avatar svg {
    width: 14px;
    height: 14px;
}

/* =========================================
   THINKING INDICATOR (three bouncing dots)
========================================= */
.pkaw-chat-thinking {
    display: flex;
    gap: 5px;
    padding: 4px 0;
}

.pkaw-chat-thinking span {
    width: 7px;
    height: 7px;
    background: var(--brand-primary);
    border-radius: 50%;
    animation: pkaw-bounce 1.2s infinite ease-in-out;
}

.pkaw-chat-thinking span:nth-child(1) {
    animation-delay: 0s;
}

.pkaw-chat-thinking span:nth-child(2) {
    animation-delay: 0.15s;
}

.pkaw-chat-thinking span:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes pkaw-bounce {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.4;
    }
    30% {
        transform: translateY(-6px);
        opacity: 1;
    }
}

/* =========================================
   ENHANCED THINKING INDICATOR
========================================= */
.pkaw-chat-thinking-container {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    padding: 0.875rem 0;
}

.pkaw-chat-bubble--thinking {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
}

.pkaw-chat-thinking__label {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.01em;
    animation: pkaw-fade-in 0.3s ease-out 0.5s backwards;
}

@keyframes pkaw-fade-in {
    from { opacity: 0; transform: translateX(-4px); }
    to { opacity: 1; transform: translateX(0); }
}

/* =========================================
   SPEED BADGE (instant resolution feedback)
========================================= */
.pkaw-speed-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
    color: var(--text-muted);
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    align-self: flex-start;
    margin-left: 2.5rem;
}

.pkaw-speed-badge__icon {
    width: 10px;
    height: 10px;
    flex-shrink: 0;
    color: color-mix(in srgb, var(--brand-primary) 60%, transparent);
}

@keyframes pkaw-speed-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* =========================================
   QUICK REPLY CHIPS
========================================= */
.pkaw-quick-replies {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    flex-shrink: 0;
    padding: 0.5rem 1rem;
}

.pkaw-quick-reply {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.875rem;
    min-height: 32px;
    border-radius: 9999px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
    animation: pkaw-msg-in 0.25s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.pkaw-quick-reply:hover {
    border-color: var(--brand-primary);
    color: var(--brand-primary);
    background: color-mix(in srgb, var(--brand-primary) 6%, var(--bg-primary));
    box-shadow: 0 1px 4px rgba(var(--brand-primary-rgb), 0.1);
}

/* =========================================
   CHAT LIMIT REACHED MESSAGE
========================================= */
.pkaw-chat-limit-msg {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    background: color-mix(in srgb, var(--text-muted) 8%, var(--bg-secondary));
    color: var(--text-muted);
    font-size: 0.8125rem;
    line-height: 1.4;
}

.pkaw-chat-limit-msg__icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    opacity: 0.6;
}

/* =========================================
   UNDO BAR
========================================= */
.pkaw-undo-bar {
    flex-shrink: 0;
    padding: 0.25rem 1rem;
    display: flex;
    justify-content: flex-end;
}

.pkaw-undo-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.72rem;
    cursor: pointer;
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm, 4px);
    transition: color 0.15s, background 0.15s;
}

.pkaw-undo-btn:hover {
    color: var(--text-primary);
    background: color-mix(in srgb, var(--text-muted) 8%, transparent);
}

.pkaw-undo-btn__icon {
    flex-shrink: 0;
}

/* =========================================
   CHAT INPUT AREA
========================================= */
.pkaw-chat-input-area {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
    padding: 0.75rem 1rem;
    border-top: none;
    background: var(--bg-primary);
    box-shadow: 0 -1px 6px rgba(0, 0, 0, 0.04);
}

.pkaw-chat-input {
    flex: 1;
    height: 40px;
    background: var(--bg-secondary);
    border: 1.5px solid transparent;
    color: var(--text-primary);
    padding: 0 1rem;
    border-radius: 20px;
    font-size: 0.8125rem;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.pkaw-chat-input::placeholder {
    color: var(--text-muted);
}

.pkaw-chat-input:focus {
    outline: none;
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(var(--brand-primary-rgb), 0.12);
}

.pkaw-chat-send {
    border-radius: 50%;
    width: 40px;
    height: 40px;
    min-width: 40px;
    padding: 0;
    background: var(--brand-primary);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.15s, background 0.15s, box-shadow 0.15s;
}

.pkaw-chat-send:hover {
    background: color-mix(in srgb, var(--brand-primary) 85%, #000);
    box-shadow: 0 2px 8px rgba(var(--brand-primary-rgb), 0.3);
}

.pkaw-chat-send:active {
    transform: scale(0.92);
}

.pkaw-chat-send:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    background: var(--text-muted);
}

.pkaw-chat-send .pkaw-icon {
    width: 16px;
    height: 16px;
}

/* Footer Step 3 */
.pkaw-btn__label {
    white-space: nowrap;
}

.pkaw-modal__footer--step3 {
    gap: 0.75rem;
    border-top: 1px solid var(--border);
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.04);
}

.pkaw-modal__footer--step3 .pkaw-btn .pkaw-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* =========================================
   Share & History Modals
========================================= */

.pkaw-inner-modal {
    position: absolute;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.pkaw-inner-modal__backdrop {
    position: absolute;
    inset: 0;
    background: var(--pkaw-inner-backdrop);
    backdrop-filter: blur(4px);
}

.pkaw-inner-modal__content {
    position: relative;
    background: var(--bg-modal);
    border: 1px solid var(--border);
    border-radius: var(--radius-md, 8px);
    padding: 2rem;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.pkaw-inner-modal__title {
    margin: 0 0 0.5rem;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.pkaw-inner-modal__desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.pkaw-share-box {
    display: flex;
    gap: 0.5rem;
}

/* --- History Panel --- */

.pkaw-history-panel {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 320px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 50;
    display: flex;
    flex-direction: column;
}

.pkaw-history-panel--open {
    transform: translateX(0);
}

.pkaw-history-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.pkaw-history-panel__header h3 {
    margin: 0;
    font-size: 1.1rem;
}

.pkaw-history-list {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

/* Empty state */
.pkaw-history-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: clamp(2rem, 5vw + 0.5rem, 3rem) 1.5rem;
    text-align: center;
    color: var(--text-secondary);
}

.pkaw-history-empty__icon {
    width: 48px;
    height: 48px;
    color: var(--text-muted);
    margin-bottom: 1rem;
    opacity: 0.6;
}

.pkaw-history-empty p {
    margin: 0 0 0.25rem;
    font-size: 0.95rem;
}

.pkaw-history-empty__hint {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* History item row */
.pkaw-history-item {
    display: flex;
    align-items: stretch;
    border-bottom: 1px solid var(--border);
    border-left: 3px solid transparent;
    transition: border-left-color 0.2s, background-color 0.2s;
}

.pkaw-history-item:hover {
    background: var(--pkaw-hover-overlay);
    border-left-color: var(--brand-primary);
}

/* Clickable main area */
.pkaw-history-item__main {
    flex: 1;
    min-width: 0;
    padding: 0.75rem 0.5rem 0.75rem 1.25rem;
    background: transparent;
    border: none;
    text-align: left;
    cursor: pointer;
    color: var(--text-primary);
    font-family: inherit;
    font-size: inherit;
}

.pkaw-history-item__main:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: -2px;
}

/* Top row: badge + price */
.pkaw-history-item__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}

.pkaw-history-item__badge {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    padding: 0.125rem 0.5rem;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.pkaw-history-item__price {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

.pkaw-history-item__title {
    font-weight: 600;
    margin-bottom: 0.2rem;
    font-size: 0.9rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pkaw-history-item__date {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Delete button */
.pkaw-history-item__delete {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin: auto 0.5rem auto 0;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.15s, color 0.15s, background-color 0.15s;
    flex-shrink: 0;
}

.pkaw-history-item__delete .pkaw-icon {
    width: 14px;
    height: 14px;
}

.pkaw-history-item:hover .pkaw-history-item__delete {
    opacity: 1;
}

.pkaw-history-item__delete:hover {
    color: var(--error);
    background: var(--error-bg, rgba(239, 68, 68, 0.1));
}

.pkaw-history-item__delete:focus-visible {
    opacity: 1;
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Footer with clear-all */
.pkaw-history-panel__footer {
    flex-shrink: 0;
    padding: 0.75rem 1.5rem;
    border-top: 1px solid var(--border);
    text-align: center;
}

.pkaw-history-clear-btn {
    color: var(--error);
    font-size: 0.8rem;
}

.pkaw-history-clear-btn:hover {
    color: var(--error);
    background: var(--error-bg, rgba(239, 68, 68, 0.1));
}

/* =========================================
   MOBILE: Step-specific optimizations
   ========================================= */

@media (max-width: 640px) {

    /* -------------------------------------------
       STEP 2: Finetuning
       ------------------------------------------- */

    /* Summary badge: compact pill inline in the header */
    .pkaw-summary-badge {
        order: 10;
        flex-basis: 100%;
        text-align: center;
        padding: 0.25rem 0.625rem;
        font-size: 0.75rem;
        background: var(--bg-secondary);
        border-radius: var(--radius-sm, 4px);
    }

    /* 2-column grid stacks to 1 column on mobile */
    .pkaw-grid--2 {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    /* 4-column grid goes 2x2 */
    .pkaw-grid--4 {
        grid-template-columns: 1fr 1fr;
        gap: 0.625rem;
    }

    /* Brand cards: horizontal compact */
    .pkaw-card--brand {
        height: auto;
        min-height: 52px;
        padding: 0.625rem;
        flex-direction: row;
        justify-content: center;
    }

    .pkaw-brand-logo {
        max-height: 28px;
    }

    /* Aesthetics row */
    .pkaw-flex-row {
        padding: 1rem;
        gap: 0.75rem;
    }

    .pkaw-toggle__text {
        font-size: 0.85rem;
    }

    .pkaw-preview-cost {
        font-size: 0.85rem;
        padding: 0.25rem 0.75rem;
    }

    /* RAM & Storage segmented: compact for mobile */
    .pkaw-segmented-control--full .pkaw-segment {
        padding: 0.625rem 0.5rem;
        font-size: 0.85rem;
    }


    /* -------------------------------------------
       STEP 3: Mission Control — Stacked on mobile
       ------------------------------------------- */

    /* Split view: vertical stack with fixed proportions */
    .pkaw-split-view {
        flex-direction: column;
    }

    .pkaw-build-panel {
        max-height: 40vh;
        border-right: none;
        border-bottom: 1px solid var(--border);
        padding: 0.75rem;
    }

    .pkaw-chat-panel {
        max-width: 100%;
        flex: 1;
        border-left: none;
        border-top: 1px solid var(--border);
    }

    /* Budget bar */
    .pkaw-budget-bar {
        padding: 0.625rem 0.75rem;
    }

    .pkaw-budget-bar__spent {
        font-size: 0.95rem;
    }

    .pkaw-budget-bar__of {
        font-size: 0.75rem;
    }

    /* Total row */
    .pkaw-total-row {
        padding: 0.75rem;
    }

    .pkaw-total-row__price {
        font-size: 1.1rem;
    }

    /* Component rows: image + info + price in one line, no wrapping */
    .pkaw-comp-row {
        padding: 0.625rem 0.75rem;
        gap: 0.5rem;
    }

    /* Component image */
    .pkaw-comp-img-wrapper {
        width: 48px;
        height: 48px;
        min-width: 48px;
        padding: 3px;
    }

    .pkaw-comp-info {
        flex: 1;
        min-width: 0;
    }

    .pkaw-comp-type {
        font-size: 0.6rem;
        text-transform: uppercase;
        letter-spacing: 0.06em;
    }

    .pkaw-comp-name {
        font-size: 0.8rem;
        white-space: nowrap;
    }

    .pkaw-comp-specs {
        display: none;
    }

    /* Price inline, hide supplier select + replace on mobile */
    .pkaw-comp-actions {
        gap: 0.375rem;
        flex-shrink: 0;
    }

    .pkaw-comp-price {
        width: auto;
        font-size: 0.85rem;
    }

    .pkaw-supplier-select {
        display: none;
    }

    .pkaw-btn--replace {
        padding: 0.25rem;
    }

    .pkaw-btn--replace .pkaw-icon {
        width: 16px;
        height: 16px;
    }

    /* Quick reply chips: horizontal scroll on mobile */
    .pkaw-quick-replies {
        padding: 0.25rem 0.625rem 0.375rem;
        gap: 0.25rem;
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .pkaw-quick-replies::-webkit-scrollbar {
        display: none;
    }

    .pkaw-quick-reply {
        font-size: 0.6875rem;
        padding: 0.25rem 0.625rem;
    }

    .pkaw-chat-welcome {
        padding: 1.5rem 0.75rem;
        gap: 0.5rem;
    }

    .pkaw-chat-welcome__icon {
        width: 2rem;
        height: 2rem;
    }

    .pkaw-chat-welcome__text {
        font-size: 0.8125rem;
    }

    .pkaw-chat-welcome__chip {
        font-size: 0.75rem;
        padding: 0.3rem 0.75rem;
    }

    /* Footer step 3: wrap buttons, hide labels on small screens */
    .pkaw-modal__footer--step3 {
        flex-wrap: wrap;
    }

    .pkaw-modal__footer--step3 .pkaw-btn__label {
        display: none;
    }


    /* Advisories mobile */
    .pkaw-advisory {
        flex-direction: column;
        gap: 0.5rem;
        padding: 0.625rem 0.75rem;
    }

    .pkaw-advisory__actions {
        align-self: stretch;
        flex-direction: row;
    }

    .pkaw-advisory__actions .pkaw-btn {
        flex: 1;
        text-align: center;
        min-height: 44px;
    }

    /* --- Variant tabs mobile --- */
    .pkaw-variant-tabs {
        padding: 2px;
        border-radius: 6px;
    }

    .pkaw-variant-tab {
        padding: 0.5rem 0.375rem;
        border-radius: 4px;
    }

    .pkaw-variant-tab__label {
        font-size: 0.7rem;
    }

    .pkaw-variant-tab__price {
        font-size: 0.65rem;
    }

    .pkaw-diff-banner {
        padding: 0.375rem 0.625rem;
        font-size: 0.75rem;
        gap: 0.375rem;
    }

    .pkaw-diff-banner__icon {
        width: 14px;
        height: 14px;
    }

    /* Chat panel mobile */
    .pkaw-chat-panel {
        border-radius: 0;
    }

    .pkaw-chat-messages {
        padding: 0.75rem 0.75rem 0.5rem;
    }

    .pkaw-msg--ai {
        padding: 0.625rem 0;
        gap: 0.5rem;
    }

    .pkaw-msg--user {
        padding: 0.5rem 0;
    }

    .pkaw-msg--user .pkaw-msg__text {
        max-width: 88%;
        padding: 0.5rem 0.875rem;
        font-size: 0.8125rem;
        border-radius: 14px 14px 4px 14px;
    }

    .pkaw-msg__text {
        font-size: 0.8125rem;
    }

    .pkaw-msg__avatar {
        width: 24px;
        height: 24px;
        min-width: 24px;
    }

    .pkaw-msg__avatar svg {
        width: 12px;
        height: 12px;
    }

    .pkaw-msg__actions {
        gap: 0.375rem;
        margin-top: 0.5rem;
    }

    .pkaw-msg__action-btn {
        padding: 0.5rem 0.875rem;
        font-size: 0.8125rem;
        min-height: 44px;
    }

    .pkaw-msg__suggestions {
        gap: 0.375rem;
        margin-top: 0.5rem;
    }

    .pkaw-msg__suggestion {
        padding: 0.4rem 0.65rem;
        font-size: 0.78rem;
    }

    .pkaw-msg__suggestion-price {
        font-size: 0.7rem;
    }

    .pkaw-msg__product {
        padding: 0.5rem 0.625rem;
    }

    .pkaw-msg__product img {
        width: 40px;
        height: 40px;
    }

    .pkaw-chat-input-area {
        padding: 0.5rem 0.75rem;
    }

    .pkaw-chat-input {
        height: 38px;
        padding: 0 0.875rem;
        font-size: 0.8125rem;
    }

    .pkaw-chat-send {
        width: 38px;
        height: 38px;
        min-width: 38px;
    }

    .pkaw-chat-avatar {
        width: 24px;
        height: 24px;
        min-width: 24px;
        border-radius: 50%;
    }

    .pkaw-chat-avatar svg {
        width: 12px;
        height: 12px;
    }

    .pkaw-undo-bar {
        padding: 0.2rem 0.75rem;
    }

    .pkaw-quick-reply {
        min-height: 34px;
        padding: 0.375rem 0.75rem;
    }

    .pkaw-chat-limit-msg {
        font-size: 0.75rem;
        padding: 0.625rem 0.875rem;
    }

    .pkaw-speed-badge {
        font-size: 0.65rem;
        padding: 0.15rem 0.5rem;
    }

    .pkaw-timeline {
        gap: 0;
        padding: 0.5rem 0.75rem 0.5rem 1.25rem;
    }

    .pkaw-timeline-text {
        font-size: 0.8rem;
    }

    .pkaw-status-collapsed {
        padding: 0.375rem 0.75rem;
    }


    /* --- Inner modals: centered card on mobile --- */
    .pkaw-inner-modal {
        padding: 1rem;
    }

    .pkaw-inner-modal__content {
        max-width: 100%;
        border-radius: var(--radius-md, 8px);
        padding: 1.5rem 1rem;
    }

    .pkaw-inner-modal__title {
        font-size: 1.1rem;
    }

    .pkaw-inner-modal__desc {
        font-size: 0.85rem;
        margin-bottom: 1rem;
    }

    /* Share box: stack input + button */
    .pkaw-share-box {
        flex-direction: column;
        gap: 0.5rem;
    }

    .pkaw-share-box .pkaw-input-text {
        width: 100%;
    }

    .pkaw-share-box .pkaw-btn--primary {
        width: 100%;
    }

    /* --- History panel: full width slide-over --- */
    .pkaw-history-panel {
        width: 100%;
    }

    .pkaw-history-panel__header {
        padding: 0.75rem 1rem;
        padding-top: max(0.75rem, env(safe-area-inset-top, 0px));
    }

    .pkaw-history-panel__header h3 {
        font-size: 1rem;
    }

    .pkaw-history-item__main {
        padding: 0.75rem 0.25rem 0.75rem 0.75rem;
    }

    .pkaw-history-item__title {
        font-size: 0.85rem;
    }

    .pkaw-history-item__delete {
        opacity: 1;
    }

    .pkaw-history-panel__footer {
        padding: 0.625rem 1rem;
    }

    /* Loading state */
    .pkaw-loading-state {
        height: 180px;
        font-size: 0.9rem;
    }

    .pkaw-spinner {
        width: 28px;
        height: 28px;
    }

    /* Koopmoment banner mobile */
    .pkaw-koopmoment {
        padding: 0.625rem 0.75rem;
        font-size: 0.8rem;
        gap: 0.5rem;
    }

    .pkaw-koopmoment .pkaw-icon {
        width: 16px;
        height: 16px;
    }

    /* Relaxation card mobile */
    .pkaw-relaxation-card__actions {
        flex-direction: column;
    }

    /* Price badge mobile */
    .pkaw-price-badge {
        font-size: 0.6rem;
        padding: 1px 5px;
        margin-left: 0.375rem;
    }

    /* Price tooltip mobile */
    .pkaw-price-tooltip {
        margin-left: 0.75rem;
        margin-right: 0.75rem;
    }

    /* Rationale + alternatives panels mobile */
    .pkaw-rationale-trigger,
    .pkaw-alts-trigger {
        padding-left: 0.75rem;
        font-size: 0.7rem;
        min-height: 44px;
    }

    .pkaw-rationale-panel {
        padding: 0.625rem 0.75rem;
    }

    .pkaw-rationale__headline {
        font-size: 0.8rem;
    }

    .pkaw-data-chip {
        font-size: 0.65rem;
        max-width: 200px;
    }

    .pkaw-rationale__tradeoff {
        padding: 0.5rem 0.625rem;
    }

    .pkaw-rationale__comparison {
        font-size: 0.75rem;
    }

    .pkaw-alts-panel {
        padding: 0.5rem 0.75rem;
    }

    .pkaw-alt-card {
        padding: 0.5rem 0.625rem;
    }

    .pkaw-alt-card__img-wrapper {
        width: 48px;
        height: 48px;
        min-width: 48px;
    }

    .pkaw-alt-card__row {
        flex-wrap: wrap;
    }

    .pkaw-alt-card__actions {
        flex-direction: row;
        width: 100%;
        justify-content: space-between;
        margin-top: 0.5rem;
    }

    .pkaw-alt-card__name {
        font-size: 0.75rem;
    }

    .pkaw-alt-card__price {
        font-size: 0.75rem;
    }

    .pkaw-alt-card__choose {
        min-height: 44px;
        width: 100%;
    }
}

/* Very small phones (375px and below) */
@media (max-width: 380px) {

    /* Grid 3 inside grid 2 (CPU brands): keep 3-col but tighter */
    .pkaw-grid--2 .pkaw-grid--3 {
        grid-template-columns: 1fr 1fr 1fr;
        gap: 0.5rem;
    }

    /* Grid 4: stay 2x2 but tighter */
    .pkaw-grid--4 {
        gap: 0.5rem;
    }

    .pkaw-card--brand {
        height: 56px;
        padding: 0.5rem;
    }

    .pkaw-brand-logo {
        max-height: 24px;
    }

    /* Component image */
    .pkaw-comp-img-wrapper {
        width: 32px;
        height: 32px;
    }

    .pkaw-comp-name {
        font-size: 0.8rem;
    }

    .pkaw-comp-price {
        font-size: 0.85rem;
    }

    /* Chat panel: shorter max-height */
    .pkaw-chat-panel {
        max-height: 40vh;
    }
}


/* =========================================
   User Preferences: Welcome-back Banner
========================================= */

.pkaw-prefs-banner {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1rem;
    border-radius: var(--radius-md, 8px);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    font-size: 0.8125rem;
    margin-bottom: 1rem;
}

.pkaw-prefs-banner__text {
    flex: 1;
    color: var(--text-secondary);
}

.pkaw-prefs-banner__btn {
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm, 4px);
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.75rem;
    cursor: pointer;
    transition: background 0.15s;
}

.pkaw-prefs-banner__btn:hover {
    background: var(--bg-secondary);
}

.pkaw-prefs-banner__close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.125rem;
    cursor: pointer;
    padding: 0.125rem 0.25rem;
    line-height: 1;
}


/* =========================================
   User Preferences: Profile Grid
========================================= */

.pkaw-prefs-grid {
    display: grid;
    grid-template-columns: 10rem 1fr;
    gap: 0.375rem 1rem;
    font-size: 0.875rem;
    max-width: 24rem;
}

.pkaw-prefs-grid__label {
    color: var(--text-muted);
}

.pkaw-prefs-grid__value {
    color: var(--text-primary);
    font-weight: 500;
}

/* =========================================
   Storage Role Badges (dual storage)
========================================= */

.pkaw-storage-role-badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    padding: 0.1em 0.45em;
    border-radius: 4px;
    margin-left: 0.4em;
    vertical-align: middle;
    text-transform: uppercase;
}

.pkaw-storage-role-badge--boot {
    background: var(--accent-subtle, rgba(48, 119, 166, 0.12));
    color: var(--accent, #3077a6);
}

.pkaw-storage-role-badge--data {
    background: var(--success-subtle, rgba(15, 118, 110, 0.12));
    color: var(--success, #0f766e);
}


/* =========================================
   Mobile Tab Bar (Step 3 Build/Chat toggle)
   Hidden on desktop — shown on mobile
========================================= */
.pkaw-mobile-tabs {
    display: none;
    flex-shrink: 0;
}

@media (max-width: 640px) {
    .pkaw-mobile-tabs {
        display: flex;
        border-bottom: 2px solid var(--border);
        background: var(--bg-primary);
    }

    .pkaw-mobile-tab {
        flex: 1;
        padding: 10px 16px;
        font-size: 14px;
        font-weight: 600;
        text-align: center;
        border: none;
        background: none;
        cursor: pointer;
        color: var(--text-secondary);
        border-bottom: 2px solid transparent;
        margin-bottom: -2px;
        transition: color 0.2s, border-color 0.2s;
        font-family: inherit;
    }

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

    .pkaw-mobile-tab--active {
        color: var(--accent);
        border-bottom-color: var(--accent);
    }

    /* Panel toggle based on data-mobile-tab attribute */
    .pkaw-split-view[data-mobile-tab="chat"] .pkaw-build-panel {
        display: none;
    }

    .pkaw-split-view[data-mobile-tab="build"] .pkaw-chat-panel {
        display: none;
    }

    /* Full height when panel is sole visible child */
    .pkaw-split-view[data-mobile-tab="build"] .pkaw-build-panel {
        max-height: none;
        overflow-y: auto;
    }

    .pkaw-split-view[data-mobile-tab="chat"] .pkaw-chat-panel {
        max-width: 100%;
        max-height: none;
        border-left: none;
    }
}


/* =========================================
   Dark Mode: Chat Panel Overrides
========================================= */
[data-theme="dark"] .pkaw-msg--user .pkaw-msg__text,
.dark .pkaw-msg--user .pkaw-msg__text {
    background: var(--brand-primary);
    color: #fff;
}

[data-theme="dark"] .pkaw-msg--ai,
.dark .pkaw-msg--ai {
    border-bottom-color: color-mix(in srgb, var(--border) 30%, transparent);
}

[data-theme="dark"] .pkaw-chat-input-area,
.dark .pkaw-chat-input-area {
    background: var(--bg-primary);
    box-shadow: 0 -1px 6px rgba(0, 0, 0, 0.12);
}

[data-theme="dark"] .pkaw-chat-input,
.dark .pkaw-chat-input {
    background: var(--bg-secondary);
    border-color: var(--border);
}

[data-theme="dark"] .pkaw-msg__action-btn--primary,
.dark .pkaw-msg__action-btn--primary {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
}

[data-theme="dark"] .pkaw-msg__action-btn:not(.pkaw-msg__action-btn--primary):not(.pkaw-msg__action-btn--clicked),
.dark .pkaw-msg__action-btn:not(.pkaw-msg__action-btn--primary):not(.pkaw-msg__action-btn--clicked) {
    border-color: var(--border);
    color: var(--brand-primary);
}

[data-theme="dark"] .pkaw-msg__action-btn--clicked,
.dark .pkaw-msg__action-btn--clicked {
    background: color-mix(in srgb, var(--success, #22c55e) 12%, var(--bg-primary));
    border-color: var(--success, #22c55e);
    color: var(--success, #22c55e);
}

[data-theme="dark"] .pkaw-msg__product,
.dark .pkaw-msg__product {
    background: var(--bg-tertiary);
    border-color: var(--border);
}

[data-theme="dark"] .pkaw-msg__suggestion,
.dark .pkaw-msg__suggestion {
    background: var(--bg-tertiary);
    border-color: var(--border);
}

[data-theme="dark"] .pkaw-chat-bubble--thinking,
.dark .pkaw-chat-bubble--thinking {
    background: transparent;
}

[data-theme="dark"] .pkaw-chat-limit-msg,
.dark .pkaw-chat-limit-msg {
    background: color-mix(in srgb, var(--text-muted) 10%, var(--bg-secondary));
}

[data-theme="dark"] .pkaw-chat-send:disabled,
.dark .pkaw-chat-send:disabled {
    background: var(--border);
}

/* =========================================
   Anonymous Upsell Overlay (soft, dismissable)
========================================= */

.pkaw-anon-upsell-modal .pkaw-anon-gate__header svg {
    color: var(--accent);
    opacity: 0.9;
}

/* =========================================
   Anonymous Gate Modal (hard block)
========================================= */

.pkaw-anon-gate {
    position: relative;
    max-width: 380px;
    text-align: center;
    padding: 2.5rem 2rem 2rem;
}

.pkaw-anon-gate__close {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: var(--radius-sm, 4px);
    transition: color 0.15s, background 0.15s;
}

.pkaw-anon-gate__close:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.pkaw-anon-gate__header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.pkaw-anon-gate__header svg {
    color: var(--accent);
    opacity: 0.85;
}

.pkaw-anon-gate__header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.pkaw-anon-gate p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0 0 0.75rem;
}

.pkaw-anon-gate__perks {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.pkaw-anon-gate__perks li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.pkaw-anon-gate__perks li::before {
    content: '';
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--success) 15%, transparent);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2322c55e' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 11px;
}