/* ====================================
   家系図ページ専用CSS
   ==================================== */

/* 家系図専用の色変数（部品ベース） */
:root {
    /* トグルスイッチ */
    --tree-switch-bg: #ccc;
    --tree-switch-knob: white;

    /* ズームボタン */
    --tree-zoom-btn-border: #333;
    --tree-zoom-btn-hover-bg: #f0f0f0;

    /* テキスト色 */
    --tree-zoom-level-text: #111;
    --tree-person-name: #111;
    --tree-person-dates: #333;
    --tree-date-prefix: #666;
    --tree-legend-text: #111;

    /* ノード（存命） */
    --tree-node-alive-bg: #ffffff;
    --tree-node-alive-border: #333;

    /* ノード（故人） */
    --tree-node-deceased-bg: #f5f5f5;
    --tree-node-deceased-border: #777;

    /* シャドウ */
    --tree-node-shadow: rgba(0, 0, 0, 0.1);
    --tree-node-shadow-hover: rgba(184, 149, 106, 0.3);
}

/* ページ固有のmax-width */
.main-content {
    max-width: 1400px;
}

/* コントロールバー */
.controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    flex-wrap: wrap;
}

.switch-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.switch-label {
    font-size: 0.9rem;
    color: var(--color-page-text);
    font-weight: 500;
}

.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 30px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--tree-switch-bg);
    transition: 0.3s;
    border-radius: 30px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 4px;
    bottom: 4px;
    background-color: var(--tree-switch-knob);
    transition: 0.3s;
    border-radius: 50%;
}

input:checked+.slider {
    background-color: var(--color-accent);
}

input:checked+.slider:before {
    transform: translateX(30px);
}

/* ズームコントロール */
.zoom-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.zoom-btn {
    background: var(--tree-node-alive-bg);
    border: 2px solid var(--tree-zoom-btn-border);
    border-radius: var(--radius-sm);
    width: 36px;
    height: 36px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.zoom-btn:hover {
    background: var(--tree-zoom-btn-hover-bg);
    border-color: var(--color-accent);
}

.zoom-level {
    font-size: 0.9rem;
    color: var(--tree-zoom-level-text);
    min-width: 50px;
    text-align: center;
}

/* 家系図コンテナ */
.tree-container {
    background: var(--color-white);
    border: 2px solid var(--color-page-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    margin-top: var(--spacing-lg);
    overflow: auto;
    max-height: 60vh;
    position: relative;
}

.tree-scroll {
    min-width: 1200px;
    padding: var(--spacing-xl);
    position: relative;
    transform-origin: top left;
    transition: transform 0.2s ease;
}

.generation {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    margin: calc(var(--spacing-xl) * 2) 0;
    gap: var(--spacing-xl);
    position: relative;
}

.family-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.couple {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.children {
    display: flex;
    gap: var(--spacing-md);
    margin-top: calc(var(--spacing-xl) * 2);
    flex-wrap: wrap;
    justify-content: center;
}

/* 人物ノード */
.person-node {
    background: var(--tree-node-alive-bg);
    border: 2px solid var(--tree-node-alive-border);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    width: 160px;
    height: 110px;
    text-align: center;
    transition: all var(--transition-fast);
    position: relative;
    box-shadow: 0 2px 4px var(--tree-node-shadow);
    display: grid;
    grid-template-rows: auto auto 1fr;
    align-items: start;
    justify-items: center;
    gap: 2px;
}

.person-node:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--tree-node-shadow-hover);
}

.person-node.deceased {
    background: var(--tree-node-deceased-bg);
    border-style: dashed;
    border-color: var(--tree-node-deceased-border);
}

.person-node.alive {
    background: var(--tree-node-alive-bg);
    border-color: var(--tree-node-alive-border);
}

.person-name {
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--tree-person-name);
    margin-top: var(--spacing-xs);
}

.person-relation {
    font-size: 0.7rem;
    color: var(--color-page-text-secondary);
    font-style: italic;
}

.person-dates {
    font-size: 0.7rem;
    color: var(--tree-person-dates);
    line-height: 1.3;
    align-self: end;
    margin-bottom: var(--spacing-xs);
}

.person-dates .birth::before {
    content: '生: ';
    color: var(--tree-date-prefix);
}

.person-dates .death::before {
    content: '没: ';
    color: var(--tree-date-prefix);
}

/* SVG線 */
svg.relationship-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.generation>*,
.family-group>*,
.couple>*,
.children>* {
    position: relative;
    z-index: 1;
}

/* 凡例 */
.legend {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    padding-top: var(--spacing-lg);
    font-size: 0.85rem;
    border-top: 1px solid var(--color-page-border);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--tree-legend-text);
}

.legend-box {
    width: 30px;
    height: 30px;
    border-radius: var(--radius-sm);
    border: 2px solid;
}

.legend-box.alive {
    background: var(--tree-node-alive-bg);
    border-color: var(--tree-node-alive-border);
}

.legend-box.deceased {
    background: var(--tree-node-deceased-bg);
    border-style: dashed;
    border-color: var(--tree-node-deceased-border);
}

/* レスポンシブ */
@media (max-width: 600px) {
    .tree-container {
        padding: var(--spacing-sm);
    }

    .person-node {
        width: 140px;
        height: 100px;
        font-size: 0.85rem;
    }

    .controls {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}