/**
 * BotC Strategy — Tree + Sidebar Layout
 */

/* === Full-page layout === */
.strategy-layout {
    display: flex;
    height: 100vh;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    color: var(--text-primary);
}

/* === Left panel: tree === */
.tree-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow-y: auto;
}

/* Compact header: title left, nav right, single row */
.strategy-header-compact {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
    background: var(--bg-card);
    box-shadow: var(--shadow);
    flex-shrink: 0;
}

.strategy-header-compact h1 {
    font-size: 1.1rem;
    margin: 0;
    background: linear-gradient(135deg, var(--accent-good), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}

.strategy-header-compact .header-nav {
    margin-top: 0;
}

/* === Controls row === */
.tree-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0;
    flex-shrink: 0;
}

.phase-filter-inline {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    justify-content: center;
}

.phase-pill {
    padding: 4px 10px;
    border: none;
    border-radius: 12px;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.7rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}

.phase-pill:hover:not(.active) {
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.04);
}

.phase-pill.active {
    color: var(--text-primary);
    background: rgba(96, 165, 250, 0.12);
}

/* === Graph fills remaining space === */
.tree-panel .graph-container {
    flex: 1;
    min-height: 400px;
}

.tree-panel .legend {
    flex-shrink: 0;
    border-radius: 0;
    padding: 8px 16px;
    gap: 14px;
}

/* === Right panel: sidebar === */
.detail-sidebar {
    width: 420px;
    flex-shrink: 0;
    background: var(--bg-card);
    border-left: 1px solid var(--border-color);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease;
}

.sidebar-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    font-size: 0.95rem;
    padding: 40px;
    text-align: center;
}

.sidebar-content {
    padding: 24px;
    position: relative;
}

.sidebar-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.4rem;
    cursor: pointer;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s;
}

.sidebar-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
    padding-right: 30px;
}

.sidebar-header .detail-icon {
    font-size: 2rem;
    line-height: 1;
}

.sidebar-header h2 {
    font-size: 1.3rem;
    margin-bottom: 2px;
}

.sidebar-content .detail-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.sidebar-content .detail-parents h3,
.sidebar-content .detail-alignment h3,
.sidebar-content .detail-fusions h3,
.sidebar-content .detail-growth h3 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.sidebar-content .alignment-summary {
    padding: 12px 14px;
    border-radius: var(--border-radius);
    margin-bottom: 12px;
    font-size: 0.88rem;
    line-height: 1.6;
}

.sidebar-content .example-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 0;
}

.sidebar-content .example-list li {
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 6px;
    border-left: 2px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

.sidebar-content .detail-growth {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.sidebar-content .detail-growth p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
    font-style: italic;
}

.sidebar-content .detail-fusions {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.sidebar-content .parent-tags,
.sidebar-content .fusion-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 14px;
}

/* === Collapsible sections === */
.collapsible-section {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 8px;
    overflow: hidden;
}

.collapsible-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.03);
    border: none;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.collapsible-header:hover {
    background: rgba(255, 255, 255, 0.06);
}

.collapsible-arrow {
    font-size: 0.7rem;
    color: var(--text-muted);
    transition: transform 0.2s;
}

.collapsible-section.open .collapsible-arrow {
    transform: rotate(180deg);
}

.collapsible-body {
    display: none;
    padding: 0 14px 12px;
}

.collapsible-section.open .collapsible-body {
    display: block;
}

/* Alignment-specific collapsible accents */
.collapsible-section.alignment-good .collapsible-header {
    border-left: 3px solid var(--accent-good);
}

.collapsible-section.alignment-evil .collapsible-header {
    border-left: 3px solid var(--accent-evil);
}

/* Alignment content inside collapsibles */
.detail-alignment {
    margin-bottom: 0;
}

.alignment-good .alignment-summary {
    background: rgba(74, 222, 128, 0.08);
    border-left: 3px solid var(--accent-good);
    color: var(--accent-good);
}

.alignment-evil .alignment-summary {
    background: rgba(248, 113, 113, 0.08);
    border-left: 3px solid var(--accent-evil);
    color: var(--accent-evil);
}

.alignment-good .example-list li {
    border-left-color: rgba(74, 222, 128, 0.3);
}

.alignment-evil .example-list li {
    border-left-color: rgba(248, 113, 113, 0.3);
}

/* === Article content inside sidebar === */
.detail-article {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 2px solid rgba(150, 160, 180, 0.3);
}

.detail-article h3 {
    font-size: 1rem;
    margin-top: 20px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.detail-article h4 {
    font-size: 0.9rem;
    margin-top: 14px;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.detail-article p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.7;
    margin-bottom: 10px;
}

.detail-article ul {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
    padding-left: 18px;
    margin-bottom: 10px;
}

.detail-article strong {
    color: var(--text-primary);
}

.detail-article em {
    color: var(--accent-blue);
}

/* === Skill tags (reused) === */
.skill-tag {
    padding: 3px 12px;
    border-radius: 14px;
    font-size: 0.78rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.skill-tag:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.skill-tag.deception { background: rgba(248, 113, 113, 0.15); color: var(--color-deception); border-color: rgba(248, 113, 113, 0.3); }
.skill-tag.persuasion { background: rgba(96, 165, 250, 0.15); color: var(--color-persuasion); border-color: rgba(96, 165, 250, 0.3); }
.skill-tag.social-insight { background: rgba(167, 139, 250, 0.15); color: var(--color-social-insight); border-color: rgba(167, 139, 250, 0.3); }
.skill-tag.game-knowledge { background: rgba(74, 222, 128, 0.15); color: var(--color-game-knowledge); border-color: rgba(74, 222, 128, 0.3); }
.skill-tag.logic { background: rgba(251, 191, 36, 0.15); color: var(--color-logic); border-color: rgba(251, 191, 36, 0.3); }
.skill-tag.fusion { background: rgba(244, 114, 182, 0.15); color: #f472b6; border-color: rgba(244, 114, 182, 0.3); }

/* === Tier badges === */
.detail-tier {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
}

.detail-tier.tier-1 { background: rgba(96, 165, 250, 0.2); color: var(--tier-1); }
.detail-tier.tier-2 { background: rgba(167, 139, 250, 0.2); color: var(--tier-2); }
.detail-tier.tier-3 { background: rgba(244, 114, 182, 0.2); color: var(--tier-3); }
.detail-tier.tier-4 { background: rgba(251, 146, 60, 0.2); color: var(--tier-4); }
.detail-tier.tier-5 { background: rgba(251, 191, 36, 0.2); color: var(--tier-5); }

/* === Responsive: stack on small screens === */
@media (max-width: 900px) {
    .strategy-layout {
        flex-direction: column;
        height: auto;
        overflow: auto;
    }

    .tree-panel {
        overflow: visible;
    }

    .detail-sidebar {
        width: 100%;
        border-left: none;
        border-top: 1px solid var(--border-color);
        min-height: 300px;
    }
}

/* === Colorblind overrides === */
html[data-colorblind="true"] .alignment-good .alignment-summary { background: rgba(96, 165, 250, 0.08); border-left-color: var(--accent-blue); color: var(--accent-blue); }
html[data-colorblind="true"] .alignment-evil .alignment-summary { background: rgba(249, 115, 22, 0.08); border-left-color: #f97316; color: #f97316; }
html[data-colorblind="true"] .alignment-good .example-list li { border-left-color: rgba(96, 165, 250, 0.3); }
html[data-colorblind="true"] .alignment-evil .example-list li { border-left-color: rgba(249, 115, 22, 0.3); }