/* キャラクター紹介ページ専用スタイル */

/* ヒーローセクション */
.hero {
    background: linear-gradient(165deg, var(--haichat-dark-gray) 0%, var(--haichat-black) 100%);
    padding: var(--spacing-xxl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(
            circle at 30% 50%,
            rgba(0, 115, 255, 0.15) 0%,
            rgba(0, 0, 0, 0.9) 70%
        );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    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-purple);
    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);
}

/* キャラクター一覧セクション */
.characters {
    padding: var(--spacing-xxl) 0;
    background: var(--haichat-black);
}

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

.characters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: var(--spacing-xl);
    padding: var(--spacing-lg);
    max-width: 1440px;
    margin: 0 auto;
}

.character-card {
    background: linear-gradient(165deg, var(--haichat-dark-gray) 0%, rgba(0, 0, 0, 0.8) 100%);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl) var(--spacing-md);
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    min-height: 600px;
    display: flex;
    flex-direction: column;
}

.character-card:hover {
    transform: translateY(-5px);
    border-color: var(--haichat-purple);
    box-shadow: 0 8px 30px rgba(0, 115, 255, 0.2);
}

.character-image {
    width: 100%;
    height: 360px;
    margin: 0 auto var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background: linear-gradient(145deg, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.1));
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.character-image::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.character-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease, opacity 0.3s ease;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    opacity: 0;
}

.character-image img.loaded {
    opacity: 1;
}

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

.character-info {
    padding: var(--spacing-md);
}

.character-info h3 {
    color: var(--haichat-white);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-xs);
}

.character-role {
    color: var(--haichat-purple);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}

.character-description {
    color: var(--haichat-white);
}

.character-description p {
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.character-description h4 {
    color: var(--haichat-purple);
    margin-bottom: var(--spacing-sm);
    font-size: 1.2rem;
}

.character-description ul {
    list-style: none;
    padding: 0;
}

.character-description li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
}

.character-description li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--haichat-purple);
}

/* 特徴セクション */
.features {
    padding: var(--spacing-xxl) 0;
    background: var(--haichat-dark-gray);
}

.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(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

.feature-card {
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
}

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

.feature-card h3 {
    color: var(--haichat-purple);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
}

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

/* 利用シーンセクション */
.use-cases {
    padding: var(--spacing-xxl) 0;
    background: var(--haichat-black);
}

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

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

.use-case-card {
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
}

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

.use-case-card h3 {
    color: var(--haichat-purple);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
}

.use-case-card ul {
    list-style: none;
    padding: 0;
}

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

.use-case-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--haichat-purple);
}

/* FAQ セクション */
.faq {
    padding: var(--spacing-xxl) 0;
    background: var(--haichat-dark-gray);
}

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

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

.faq-item {
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
}

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

.faq-item h3 {
    color: var(--haichat-purple);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.faq-item 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;
    }

    .characters-grid {
        grid-template-columns: 1fr;
        padding: var(--spacing-md);
    }

    .character-card {
        min-height: auto;
    }

    .character-image {
        height: 320px;
    }
}

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

    .characters h2,
    .features h2,
    .use-cases h2,
    .faq h2 {
        font-size: 2rem;
    }

    .character-card {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .character-image {
        height: 280px;
        width: 100%;
    }

    .character-info h3 {
        font-size: 1.5rem;
    }

    .features-grid,
    .use-cases-grid,
    .faq-grid {
        grid-template-columns: 1fr;
        padding: var(--spacing-md);
    }
}