/* ==============================================
   キャンペーンバナーブロック スタイル
   ============================================== */

/* フロントエンド用スタイル */
.wp-block-custom-campaign-banner {
    max-width: 1000px;
    margin: 0 auto 2rem auto;
    padding: 0 20px;
}

.campaign-banner-container {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.campaign-banner-container:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.campaign-banner-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    transition: transform 0.3s ease;
}

/* リンク付きバナーのホバーエフェクト */
.campaign-banner-link:hover .campaign-banner-image {
    transform: scale(1.02);
}

.campaign-banner-link {
    display: block;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
}

/* ローディング状態 */
.campaign-banner-loading {
    background-color: #f0f0f0;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    color: #666;
    font-size: 14px;
}

.campaign-banner-loading::before {
    content: "";
    width: 20px;
    height: 20px;
    border: 2px solid #ddd;
    border-top: 2px solid #0073aa;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 10px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* エラー状態 */
.campaign-banner-error {
    background-color: #fff2f2;
    border: 1px solid #ffcdd2;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    color: #d32f2f;
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.campaign-banner-error-icon {
    font-size: 24px;
    margin-bottom: 10px;
}

/* ==============================================
   エディター用スタイル
   ============================================== */

/* プレースホルダー */
.campaign-banner-placeholder {
    transition: all 0.3s ease;
    cursor: pointer;
}

.campaign-banner-placeholder:hover {
    border-color: #0073aa !important;
    background-color: #f0f6fc !important;
}

/* プレビュー */
.campaign-banner-preview {
    margin-bottom: 1rem;
}

.campaign-banner-preview img {
    transition: all 0.3s ease;
}

/* エディター内での選択状態 */
.block-editor-block-list__layout .wp-block[data-type="custom/campaign-banner"].is-selected .campaign-banner-preview {
    box-shadow: 0 0 0 2px #007cba;
    border-radius: 8px;
}

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

/* タブレット用 */
@media (max-width: 1024px) and (min-width: 769px) {
    .wp-block-custom-campaign-banner {
        max-width: 900px;
        padding: 0 30px;
    }
    
    .campaign-banner-container {
        border-radius: 6px;
    }
}

/* モバイル用 */
@media (max-width: 768px) {
    .wp-block-custom-campaign-banner {
        max-width: 100%;
        padding: 0 15px;
        margin-bottom: 1.5rem;
    }
    
    .campaign-banner-container {
        border-radius: 6px;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    
    .campaign-banner-container:hover {
        transform: none; /* モバイルでは浮上効果を無効化 */
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    
    .campaign-banner-link:hover .campaign-banner-image {
        transform: none; /* モバイルでは拡大効果を無効化 */
    }
    
    .campaign-banner-loading,
    .campaign-banner-error {
        min-height: 150px;
        font-size: 12px;
    }
}

/* 小画面用 */
@media (max-width: 480px) {
    .wp-block-custom-campaign-banner {
        padding: 0 10px;
    }
    
    .campaign-banner-container {
        border-radius: 4px;
    }
    
    .campaign-banner-loading,
    .campaign-banner-error {
        min-height: 120px;
        padding: 15px;
    }
}

/* ==============================================
   ダークモード対応（オプション）
   ============================================== */
@media (prefers-color-scheme: dark) {
    .campaign-banner-loading {
        background-color: #2a2a2a;
        color: #ccc;
    }
    
    .campaign-banner-loading::before {
        border-color: #555;
        border-top-color: #0073aa;
    }
    
    .campaign-banner-error {
        background-color: #2a1a1a;
        border-color: #4a2a2a;
        color: #ff6b6b;
    }
    
    .campaign-banner-placeholder {
        background-color: #2a2a2a !important;
        border-color: #555 !important;
        color: #ccc !important;
    }
    
    .campaign-banner-placeholder:hover {
        border-color: #0073aa !important;
        background-color: #1a2a3a !important;
    }
}

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

/* フォーカス状態の改善 */
.campaign-banner-link:focus {
    outline: 2px solid #0073aa;
    outline-offset: 2px;
    border-radius: 8px;
}

.campaign-banner-link:focus-visible {
    outline: 2px solid #0073aa;
    outline-offset: 2px;
}

/* 高コントラストモード対応 */
@media (prefers-contrast: high) {
    .campaign-banner-container {
        border: 2px solid #000;
    }
    
    .campaign-banner-link:focus {
        outline: 3px solid #0073aa;
        outline-offset: 3px;
    }
}

/* アニメーション削減設定 */
@media (prefers-reduced-motion: reduce) {
    .campaign-banner-container,
    .campaign-banner-image,
    .campaign-banner-placeholder {
        transition: none !important;
    }
    
    .campaign-banner-container:hover {
        transform: none !important;
    }
    
    .campaign-banner-link:hover .campaign-banner-image {
        transform: none !important;
    }
    
    .campaign-banner-loading::before {
        animation: none !important;
    }
}