/* メインコンテンツエリア */
.phrases-content {
    padding: 40px 20px;
    margin: 0 auto;
    max-width: 1200px;
    width: 100%;
    box-sizing: border-box;
}

.phrases-content h2 {
    text-align: center;
    color: #333;
    margin-bottom: 20px;
    font-size: 2.5rem;
    font-weight: bold;
}

.phrases-content p {
    text-align: center;
    color: #666;
    margin-bottom: 40px;
    font-size: 1.2rem;
}

/* AdSense広告エリア */
.ad-container {
    margin: 30px auto;
    text-align: center;
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    border: 1px solid #e9ecef;
    max-width: 1200px;
    width: 100%;
    box-sizing: border-box;
}

.ad-container ins {
    display: block;
    margin: 0 auto;
    max-width: 100%;
}

/* フレーズアイテム */
.phrase-item {
    border: 1px solid #dee2e6;
    border-radius: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    background: white;
    width: 100%;
    box-sizing: border-box;
}

.phrase-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border-color: #007bff;
}

.phrase-item .card-title {
    color: #333;
    font-weight: bold;
    font-size: 1.3rem;
    margin-bottom: 10px;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.phrase-item .card-text {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 15px;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.phrase-item .card-body {
    padding: 1.5rem;
    box-sizing: border-box;
}

.phrase-item .flex-grow-1 {
    min-width: 0;
    flex: 1;
}

.phrase-item .btn {
    border-radius: 20px;
    padding: 8px 16px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.phrase-item .btn:hover {
    transform: scale(1.05);
}

.phrase-item .btn-outline-primary {
    border-color: #007bff;
    color: #007bff;
}

.phrase-item .btn-outline-primary:hover {
    background-color: #007bff;
    border-color: #007bff;
    color: white;
}

.phrase-item .btn-outline-primary i {
    font-size: 1rem;
}

/* ページネーション */
.pagination {
    margin-top: 30px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 5px;
}

.pagination .page-link {
    color: #007bff;
    border: 1px solid #dee2e6;
    padding: 10px 15px;
    margin: 0;
    border-radius: 5px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    min-width: 44px;
    text-align: center;
}

.pagination .page-link:hover {
    background-color: #007bff;
    border-color: #007bff;
    color: white;
    text-decoration: none;
}

.pagination .page-item.active .page-link {
    background-color: #007bff;
    border-color: #007bff;
    color: white;
}

/* メッセージ表示エリア */
#messageArea {
    margin-bottom: 20px;
    border-radius: 10px;
    padding: 15px 20px;
    font-weight: 500;
    width: 100%;
    box-sizing: border-box;
}

/* レスポンシブデザイン - タブレット */
@media (max-width: 1024px) {
    .phrases-content {
        padding: 30px 25px;
        max-width: 100%;
    }
    
    .ad-container {
        margin: 25px auto;
        padding: 18px;
    }
    
    .phrase-item .card-body {
        padding: 1.25rem;
    }
}

/* レスポンシブデザイン - モバイル */
@media (max-width: 768px) {
    .phrases-content {
        padding: 20px 15px;
        max-width: 100%;
    }
    
    .phrases-content h2 {
        font-size: 2rem;
        margin-bottom: 15px;
    }
    
    .phrases-content p {
        font-size: 1rem;
        margin-bottom: 30px;
    }
    
    .phrase-item .card-title {
        font-size: 1.2rem;
    }
    
    .phrase-item .card-text {
        font-size: 1rem;
    }
    
    .pagination .page-link {
        padding: 8px 12px;
        font-size: 0.9rem;
        min-width: 40px;
    }
    
    .ad-container {
        margin: 20px auto;
        padding: 15px;
    }
}

/* 小さいスマホ用 */
@media (max-width: 480px) {
    .phrases-content {
        padding: 15px 10px;
        max-width: 100%;
    }
    
    .phrases-content h2 {
        font-size: 1.8rem;
    }
    
    .phrase-item .card-body {
        padding: 1rem;
    }
    
    .phrase-item .btn {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
    
    .ad-container {
        margin: 15px auto;
        padding: 10px;
    }
    
    .pagination .page-link {
        padding: 6px 10px;
        font-size: 0.8rem;
        min-width: 36px;
    }
}

/* 超小さいスマホ用 */
@media (max-width: 360px) {
    .phrases-content {
        padding: 10px 8px;
    }
    
    .phrases-content h2 {
        font-size: 1.6rem;
    }
    
    .phrase-item .card-body {
        padding: 0.75rem;
    }
    
    .pagination .page-link {
        padding: 5px 8px;
        font-size: 0.75rem;
        min-width: 32px;
    }
}