/* ビジネスページ専用スタイル */

/* ヒーローセクション */
.hero {
    background: var(--haichat-dark-gray);
    padding: var(--spacing-xxl) 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.hero h1 {
    color: var(--haichat-white);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.hero h2 {
    color: var(--haichat-blue);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.hero p {
    color: var(--haichat-white);
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* 主要機能セクション */
.features {
    padding: var(--spacing-xxl) 0;
    background: var(--haichat-black);
}

.features h2 {
    text-align: center;
    color: var(--haichat-white);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xl);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: var(--haichat-dark-gray);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
    border: 1px solid #333;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--haichat-blue);
}

.feature-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.feature-icon {
    font-size: 2rem;
    margin-right: var(--spacing-md);
}

.feature-card h3 {
    color: var(--haichat-white);
    font-size: 1.5rem;
    margin: 0;
}

.feature-image {
    position: relative;
    width: 100%;
    margin-bottom: var(--spacing-md);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    background: var(--haichat-black);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-sm);
}

.feature-image img {
    width: auto;
    height: auto;
    max-width: 90%;
    max-height: 180px;
    object-fit: contain;
    transition: var(--transition-normal);
}

.feature-card:hover .feature-image img {
    transform: scale(1.05);
}

.feature-card p {
    color: var(--haichat-white);
    margin-bottom: var(--spacing-md);
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    color: var(--haichat-white);
    padding: var(--spacing-xs) 0;
    position: relative;
    padding-left: var(--spacing-md);
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--haichat-blue);
}

/* 導入効果セクション */
.benefits {
    padding: var(--spacing-xxl) 0;
    background: var(--haichat-dark-gray);
}

.benefits h2 {
    text-align: center;
    color: var(--haichat-white);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xl);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.benefit-card {
    background: var(--haichat-black);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
    border: 1px solid #333;
}

.benefit-card:hover {
    transform: translateY(-5px);
    border-color: var(--haichat-purple);
}

.benefit-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.benefit-header h3 {
    color: var(--haichat-white);
    font-size: 1.3rem;
}

.benefit-stat {
    color: var(--haichat-purple);
    font-size: 1.8rem;
    font-weight: 700;
}

.benefit-card p {
    color: var(--haichat-white);
    line-height: 1.6;
}


/* HaiChatビジネス活用方法セクション */
.business-usage {
    padding: var(--spacing-xxl) 0;
    background: var(--haichat-dark-gray);
}

.business-usage h2 {
    text-align: center;
    color: var(--haichat-white);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xl);
}

.usage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xxl);
}

.usage-card {
    background: var(--haichat-black);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
    border: 1px solid #333;
}

.usage-card:hover {
    transform: translateY(-5px);
    border-color: var(--haichat-blue);
}

.usage-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.usage-icon {
    font-size: 2rem;
    margin-right: var(--spacing-md);
}

.usage-header h3 {
    color: var(--haichat-white);
    font-size: 1.3rem;
    margin: 0;
}

.usage-content p {
    color: var(--haichat-white);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.usage-steps {
    list-style: none;
    padding: 0;
    margin: 0;
}

.usage-steps li {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--haichat-dark-gray);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-normal);
}

.usage-steps li:hover {
    transform: translateX(5px);
    background: rgba(59, 130, 246, 0.1);
}

.step-number {
    background: var(--haichat-blue);
    color: var(--haichat-white);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    margin-right: var(--spacing-sm);
}

.step-content {
    color: var(--haichat-white);
}

/* 導入ステップガイド */
.implementation-guide {
    background: var(--haichat-black);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid #333;
}

.implementation-guide h3 {
    color: var(--haichat-white);
    font-size: 2rem;
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.guide-step {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--haichat-dark-gray);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.guide-step:hover {
    transform: translateY(-5px);
    background: rgba(59, 130, 246, 0.1);
}

.step-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.guide-step h4 {
    color: var(--haichat-white);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.guide-step p {
    color: var(--haichat-white);
    line-height: 1.6;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        transform: none;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .features h2,
    .benefits h2,
    .business-usage h2 {
        font-size: 2rem;
    }

    .feature-card,
    .benefit-card,
    .usage-card,
    .guide-step {
        padding: var(--spacing-md);
    }

    .feature-image {
        padding: var(--spacing-xs);
    }

    .feature-image img {
        max-height: 140px;
        max-width: 95%;
    }
}

/* タブレット対応 */
@media (min-width: 481px) and (max-width: 768px) {
    .feature-image img {
        max-height: 160px;
        max-width: 90%;
    }
}

/* 大画面対応 */
@media (min-width: 1200px) {
    .feature-image {
        padding: var(--spacing-md);
    }

    .feature-image img {
        max-height: 200px;
        max-width: 85%;
    }
}