/* AI HTMLメール自動生成セクション - 新デザイン */

section.ai-html-generation-section {
    background: linear-gradient(135deg, #dff3fc 0%, #e8f6fc 30%, #f5fbff 70%, #ffffff 100%) !important;
    padding: 50px 40px !important;
    position: relative !important;
    overflow: hidden !important;
    margin: 0 !important;
    min-height: 500px !important;
}

/* ロボット背景画像（セクション全体の後ろ） */
section.ai-html-generation-section::before {
    content: '' !important;
    position: absolute !important;
    right: 5% !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    width: 45% !important;
    height: 90% !important;
    background-image: url('https://www.genspark.ai/api/files/s/yJ9xj8fG') !important;
    background-size: contain !important;
    background-repeat: no-repeat !important;
    background-position: center !important;
    opacity: 0.25 !important;
    z-index: 0 !important;
    pointer-events: none !important;
}

/* 背景装飾円（左上） */
section.ai-html-generation-section::after {
    content: '' !important;
    position: absolute !important;
    top: -150px !important;
    left: -200px !important;
    width: 600px !important;
    height: 600px !important;
    border-radius: 50% !important;
    background: radial-gradient(circle, rgba(109, 183, 234, 0.12) 0%, rgba(109, 183, 234, 0.04) 60%, transparent 100%) !important;
    z-index: 0 !important;
    pointer-events: none !important;
}

.ai-html-generation-container {
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    position: relative !important;
    z-index: 2 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
}

/* タイトル（上部中央） */
.ai-html-main-title {
    font-size: 2.5rem !important;
    font-weight: 900 !important;
    color: #0284c7 !important;
    line-height: 1.5 !important;
    margin-bottom: 40px !important;
    text-align: center !important;
    position: relative !important;
    z-index: 3 !important;
}

/* カードグリッド（5枚を横並び） */
.ai-html-cards-grid {
    display: grid !important;
    grid-template-columns: repeat(5, 1fr) !important;
    gap: 20px !important;
    width: 100% !important;
    position: relative !important;
    z-index: 3 !important;
}

.ai-feature-card {
    background: #ffffff !important;
    border: 2px solid #e0f2fe !important;
    border-left: 4px solid #6db7ea !important;
    border-radius: 8px !important;
    padding: 20px 18px !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    text-align: center !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08) !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    z-index: 3 !important;
}

.ai-feature-card:hover {
    transform: translateY(-4px) !important;
    box-shadow: 0 6px 16px rgba(109, 183, 234, 0.2) !important;
    border-left-color: #5dade2 !important;
    background: #ffffff !important;
}

/* アイコン（丸背景、水色） */
.ai-feature-icon-wrapper {
    width: 56px !important;
    height: 56px !important;
    border-radius: 50% !important;
    background-color: #dbeafe !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    color: #0284c7 !important;
    font-size: 26px !important;
    margin-bottom: 16px !important;
}

.ai-feature-icon-wrapper svg {
    display: none !important;
}

/* Font Awesomeアイコン用のスタイル */
.ai-feature-icon-wrapper i {
    font-size: 26px !important;
    color: #0284c7 !important;
}

.ai-feature-content {
    flex: 1 !important;
}

.ai-feature-title {
    font-size: 1rem !important;
    font-weight: 700 !important;
    color: #1f2937 !important;
    margin-bottom: 8px !important;
    line-height: 1.4 !important;
}

.ai-feature-description {
    font-size: 0.875rem !important;
    color: #6b7280 !important;
    line-height: 1.6 !important;
}

/* レスポンシブ対応 */
@media (max-width: 1200px) {
    .ai-html-cards-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

@media (max-width: 992px) {
    .ai-html-cards-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    
    .ai-html-main-title {
        font-size: 2rem !important;
    }
}

@media (max-width: 768px) {
    section.ai-html-generation-section {
        padding: 40px 20px !important;
    }
    
    .ai-html-cards-grid {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
    }
    
    .ai-html-main-title {
        font-size: 1.75rem !important;
        margin-bottom: 30px !important;
    }
    
    .ai-feature-card {
        flex-direction: row !important;
        text-align: left !important;
        padding: 16px 20px !important;
    }
    
    .ai-feature-icon-wrapper {
        width: 48px !important;
        height: 48px !important;
        font-size: 22px !important;
        margin-bottom: 0 !important;
        margin-right: 16px !important;
    }
    
    .ai-feature-icon-wrapper i {
        font-size: 22px !important;
    }
    
    .ai-feature-title {
        font-size: 0.95rem !important;
    }
    
    .ai-feature-description {
        font-size: 0.85rem !important;
    }
}

@media (max-width: 480px) {
    .ai-html-main-title {
        font-size: 1.5rem !important;
    }
}

/* 古いスタイルを無効化 */
.ai-html-generation-layout,
.ai-html-left-content,
.ai-html-right-cards,
.ai-html-description,
.ai-release-info-box,
.ai-release-label,
.ai-release-date {
    display: none !important;
}