/**
 * Agent Visibility Stack Interactive
 * Three-layer expandable stack with blind/instrumented toggle
 * Uses site design tokens (dark theme, white opacity layers)
 */

/* --- Container --- */

.av-viz {
    max-width: 640px;
    margin: var(--spacing-lg, 2rem) auto;
    padding: var(--spacing-md, 1.5rem) var(--spacing-lg, 2rem);
    background: var(--color-bg-elevated, #111111);
    border-radius: var(--radius-md, 16px);
    border: 1px solid var(--color-border, rgba(255, 255, 255, 0.1));
    font-family: inherit;
}

.av-heading {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-primary, #ffffff);
    margin: 0 0 0.25rem;
}

.av-hint {
    font-size: var(--font-size-xs, 0.75rem);
    color: var(--color-text-tertiary, rgba(255, 255, 255, 0.55));
    margin: 0 0 var(--spacing-sm, 1rem);
    line-height: 1.5;
}

/* --- Mode Toggle --- */

.av-toggle-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: var(--spacing-sm, 1rem);
}

.av-toggle-label {
    font-size: var(--font-size-xs, 0.75rem);
    font-weight: 600;
    color: var(--color-text-tertiary, rgba(255, 255, 255, 0.55));
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.av-toggle-btn {
    padding: 0.35rem 0.75rem;
    font-size: var(--font-size-xs, 0.75rem);
    border: 1px solid var(--color-border, rgba(255, 255, 255, 0.1));
    border-radius: 6px;
    background: transparent;
    color: var(--color-text-secondary, rgba(255, 255, 255, 0.65));
    cursor: pointer;
    font-family: inherit;
    transition: all 150ms ease;
}

.av-toggle-btn:hover {
    border-color: var(--color-border-hover, rgba(255, 255, 255, 0.2));
    color: var(--color-text-primary, #ffffff);
}

.av-toggle-btn:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.6);
    outline-offset: 2px;
}

.av-toggle-btn.av-toggle-active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary, #ffffff);
    border-color: rgba(255, 255, 255, 0.3);
}

/* --- Stack Layers --- */

.av-stack {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: var(--spacing-sm, 1rem);
}

.av-layer {
    padding: 0.75rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    cursor: pointer;
    transition: all 150ms ease;
    margin-bottom: 0.5rem;
    background: var(--color-bg-surface, #1a1a1a);
}

.av-layer:hover {
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.03);
}

.av-layer:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.6);
    outline-offset: 2px;
}

.av-layer-active {
    background: rgba(255, 255, 255, 0.05);
}

.av-layer-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.av-layer-num {
    font-family: var(--font-mono, 'SF Mono', Monaco, 'Cascadia Code', monospace);
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: 700;
    min-width: 2rem;
}

.av-layer-name {
    font-weight: 600;
    color: var(--color-text-primary, #ffffff);
    font-size: var(--font-size-sm, 0.875rem);
}

.av-layer-status {
    font-size: var(--font-size-xs, 0.75rem);
    font-weight: 600;
    padding: 0.1rem 0.5rem;
    border-radius: 4px;
    margin-left: auto;
}

.av-status-blind {
    color: #ff6b4a;
    background: rgba(255, 107, 74, 0.1);
    border: 1px solid rgba(255, 107, 74, 0.2);
}

.av-status-visible {
    color: #4aff6b;
    background: rgba(74, 255, 107, 0.1);
    border: 1px solid rgba(74, 255, 107, 0.2);
}

.av-layer-summary {
    color: var(--color-text-tertiary, rgba(255, 255, 255, 0.55));
    font-size: var(--font-size-xs, 0.75rem);
    flex-basis: 100%;
    padding-left: 2.5rem;
    margin-top: 0.25rem;
}

/* --- Detail Panel --- */

.av-detail {
    padding: 1rem;
    border-left: 3px solid rgba(255, 255, 255, 0.15);
    border-radius: 0 8px 8px 0;
    background: rgba(255, 255, 255, 0.02);
    margin-top: 0.25rem;
}

.av-detail-title {
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: 600;
    margin: 0 0 0.75rem;
}

.av-detail-list {
    list-style: none;
    padding: 0;
    margin: 0 0 0.75rem;
}

.av-detail-list li {
    padding: 0.25rem 0 0.25rem 1rem;
    position: relative;
    font-size: var(--font-size-xs, 0.75rem);
    color: var(--color-text-secondary, rgba(255, 255, 255, 0.65));
    line-height: 1.5;
}

.av-detail-list li::before {
    content: '\2022';
    position: absolute;
    left: 0;
    color: var(--color-text-tertiary, rgba(255, 255, 255, 0.55));
}

.av-detail-section {
    font-size: var(--font-size-xs, 0.75rem);
    margin-bottom: 0.35rem;
    color: var(--color-text-secondary, rgba(255, 255, 255, 0.65));
}

.av-detail-label {
    font-weight: 600;
}

.av-label-monitors {
    color: #4a9eff;
}

.av-label-catches {
    color: #ff6b4a;
}

.av-label-misses {
    color: var(--color-text-tertiary, rgba(255, 255, 255, 0.55));
}

/* --- Blind Mode Overlay --- */

.av-blind-overlay {
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    border: 1px dashed rgba(255, 107, 74, 0.3);
    border-radius: 8px;
    background: rgba(255, 107, 74, 0.03);
}

.av-blind-text {
    font-size: var(--font-size-xs, 0.75rem);
    color: #ff6b4a;
    margin: 0;
    line-height: 1.5;
}

/* --- Summary Stats --- */

.av-stats {
    display: flex;
    gap: var(--spacing-sm, 1rem);
    margin-top: var(--spacing-sm, 1rem);
    padding-top: var(--spacing-sm, 1rem);
    border-top: 1px solid var(--color-border, rgba(255, 255, 255, 0.1));
    flex-wrap: wrap;
}

.av-stat {
    flex: 1 1 0;
    min-width: 80px;
    text-align: center;
}

.av-stat-value {
    font-family: var(--font-mono, 'SF Mono', Monaco, 'Cascadia Code', monospace);
    font-size: var(--font-size-base, 1rem);
    font-weight: 700;
    color: var(--color-text-primary, #ffffff);
}

.av-stat-label {
    font-size: 0.65rem;
    color: var(--color-text-tertiary, rgba(255, 255, 255, 0.55));
    margin-top: 0.15rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* --- Responsive --- */

@media (max-width: 600px) {
    .av-viz {
        padding: var(--spacing-sm, 1rem);
        margin: var(--spacing-sm, 1rem) auto;
        border-radius: var(--radius-sm, 8px);
    }

    .av-toggle-row {
        flex-wrap: wrap;
    }

    .av-stats {
        gap: 0.5rem;
    }

    .av-stat {
        min-width: 60px;
    }
}

/* --- Reduced Motion --- */

@media (prefers-reduced-motion: reduce) {
    .av-layer,
    .av-toggle-btn {
        transition: none;
    }
}