/* ========================================
   トレーサビリティセクション - 動画中心レイアウト
   Traceability Hubアイコンを削除し、動画を中央に配置
   ======================================== */

/* セクション全体の背景調整 */
.traceability-infographic-section {
    background: #E9F3FF !important;
    padding: 80px 0 100px;
}

/* メインコンテナの調整 */
.traceability-main-diagram {
    background: rgba(255, 255, 255, 0.85) !important;
    border: 2px solid rgba(26, 115, 232, 0.15) !important;
    box-shadow: 0 12px 32px rgba(26, 115, 232, 0.08) !important;
}

/* ========================================
   Traceability Hubアイコンの完全削除
   ======================================== */
.traceability-hub {
    display: none !important;
}

/* ========================================
   レイアウト構造の変更
   ======================================== */

/* 3カラムレイアウトを縦並びに変更 */
.traceability-flow-container {
    display: block !important;
    grid-template-columns: none !important;
}

/* 製造・倉庫・配送エリアを非表示（動画に置き換え） */
.manufacturing-area,
.warehouse-center,
.delivery-area {
    display: none !important;
}

/* データフローラインも非表示 */
.data-flow-line,
.connection-node {
    display: none !important;
}

/* ========================================
   動画コンテナの新規追加
   ======================================== */

/* 動画を中央に配置するコンテナ */
.traceability-video-container {
    width: 72%;
    max-width: 960px;
    margin: 0 auto 60px;
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    background: white;
    box-shadow: 0 8px 32px rgba(26, 115, 232, 0.12);
    border: 3px solid transparent;
    background-image: linear-gradient(white, white),
                      linear-gradient(135deg, #1A73E8, #42A7FF, #34C8A8);
    background-origin: border-box;
    background-clip: padding-box, border-box;
}

/* 動画のアスペクト比維持（16:9） */
.traceability-video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 ratio */
    background: #000;
}

.traceability-video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 動画の説明キャプション */
.traceability-video-caption {
    padding: 20px 30px;
    background: linear-gradient(135deg, rgba(26, 115, 232, 0.05), rgba(52, 200, 168, 0.05));
    text-align: center;
    border-top: 2px solid rgba(26, 115, 232, 0.1);
}

.traceability-video-caption h3 {
    font-size: 18px;
    font-weight: 700;
    color: #0D1B3E !important;
    margin: 0 0 8px 0;
}

.traceability-video-caption p {
    font-size: 14px;
    color: #2F3F55 !important;
    margin: 0;
    line-height: 1.6;
}

/* ========================================
   特徴カードの調整
   ======================================== */

/* カードグリッドの調整 */
.traceability-features-grid {
    margin-top: 0 !important;
}

/* カードのスタイル調整 */
.traceability-feature-card {
    background: white !important;
    border: 2px solid rgba(26, 115, 232, 0.15) !important;
    box-shadow: 0 4px 16px rgba(26, 115, 232, 0.08) !important;
}

.traceability-feature-card:hover {
    border-color: #1A73E8 !important;
    box-shadow: 0 8px 24px rgba(26, 115, 232, 0.15) !important;
}

/* カードタイトルの色調整 */
.feature-card-title {
    color: #0D1B3E !important;
}

/* カード説明文の色調整 */
.feature-card-description {
    color: #2F3F55 !important;
}

/* アイコンバッジのグラデーション調整 */
.feature-icon-badge {
    background: linear-gradient(135deg, rgba(26, 115, 232, 0.1), rgba(66, 167, 255, 0.1)) !important;
    border-color: rgba(26, 115, 232, 0.3) !important;
}

.traceability-feature-card:hover .feature-icon-badge {
    background: linear-gradient(135deg, #1A73E8, #42A7FF) !important;
    border-color: #1A73E8 !important;
}

/* ========================================
   セクションヘッダーの調整
   ======================================== */

.traceability-infographic-section .section-title {
    color: #0D1B3E !important;
    text-shadow: none !important;
}

.traceability-infographic-section .section-subtitle {
    color: #2F3F55 !important;
}

/* ========================================
   動画再生コントロールのスタイル
   ======================================== */

.traceability-video-wrapper video::-webkit-media-controls-panel {
    background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.7));
}

.traceability-video-wrapper video::-webkit-media-controls-play-button,
.traceability-video-wrapper video::-webkit-media-controls-mute-button {
    background-color: #1A73E8;
    border-radius: 50%;
}

/* ========================================
   再生状態のインジケーター
   ======================================== */

.video-loading-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    border: 4px solid rgba(26, 115, 232, 0.2);
    border-top-color: #1A73E8;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s;
}

.video-loading-indicator.active {
    opacity: 1;
}

@keyframes spin {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ========================================
   レスポンシブ対応
   ======================================== */

@media (max-width: 991px) {
    .traceability-video-container {
        width: 85%;
        max-width: 100%;
        margin: 0 auto 50px;
    }
    
    .traceability-features-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 768px) {
    .traceability-video-container {
        width: 90%;
        margin: 0 auto 40px;
        border-radius: 16px;
    }
    
    .traceability-video-caption {
        padding: 16px 20px;
    }
    
    .traceability-video-caption h3 {
        font-size: 16px;
    }
    
    .traceability-video-caption p {
        font-size: 13px;
    }
    
    .traceability-features-grid {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
    }
}

@media (max-width: 480px) {
    .traceability-video-container {
        width: 95%;
        border-radius: 12px;
        border-width: 2px;
    }
    
    .traceability-video-caption {
        padding: 12px 16px;
    }
    
    .traceability-video-caption h3 {
        font-size: 14px;
    }
    
    .traceability-video-caption p {
        font-size: 12px;
    }
}

/* ========================================
   アクセシビリティ対応
   ======================================== */

/* キーボードフォーカス表示 */
.traceability-video-wrapper video:focus {
    outline: 3px solid #1A73E8;
    outline-offset: 4px;
}

/* 自動再生の場合のミュート表示 */
.video-muted-indicator {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s;
}

.video-muted-indicator.active {
    opacity: 1;
}

.video-muted-indicator i {
    font-size: 14px;
}

/* ========================================
   パフォーマンス最適化
   ======================================== */

/* GPU加速を有効化 */
.traceability-video-container,
.traceability-video-wrapper video {
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    will-change: transform;
}

/* ========================================
   印刷対応
   ======================================== */

@media print {
    .traceability-video-container {
        display: none;
    }
    
    .traceability-video-container::after {
        content: '動画コンテンツ：製造から配送までのトレーサビリティフロー';
        display: block;
        text-align: center;
        padding: 40px;
        border: 2px solid #0D1B3E;
        border-radius: 12px;
        color: #0D1B3E;
        font-weight: 600;
    }
}

/* ========================================
   ダークモード無効化（ライトブルーテーマ維持）
   ======================================== */

@media (prefers-color-scheme: dark) {
    .traceability-infographic-section {
        background: #E9F3FF !important;
    }
    
    .traceability-main-diagram {
        background: rgba(255, 255, 255, 0.85) !important;
    }
    
    .traceability-video-container {
        background: white !important;
    }
}

/* ========================================
   モーション削減設定対応
   ======================================== */

@media (prefers-reduced-motion: reduce) {
    .traceability-video-wrapper video {
        animation: none;
    }
    
    .video-loading-indicator {
        animation: none;
    }
    
    .traceability-feature-card {
        transition: none;
    }
}