/* ========== 认识南堂页 ========== */
.about-page {
    padding: 40px 0 80px;
}
.about-container {
    padding-left: 10%;
    padding-right: 10%;
    text-align: left;
}

/* 认识南堂页元素动画 */
.company-intro,
.company-intro-en,
.founder-section {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.5s ease-out forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 公司介绍 */
.company-intro {
    margin-bottom: 50px;
}
.company-intro h2 {
    font-size: 28px;
    color: #212121;
    font-weight: 500;
    margin-bottom: 4px;
}
.company-intro h1 {
    font-size: 20px;
    color: #212121;
    font-weight: 400;
    margin-bottom: 20px;
}
.intro-text p {
    font-size: 15px;
    line-height: 1.5;
    color: #333;
    margin-bottom: 12px;
}

/* 英文公司介绍 */
.company-intro-en {
    margin-bottom: 60px;
}
.intro-text-en p {
    font-size: 14px;
    line-height: 1.5;
    color: #666;
    margin-bottom: 12px;
}
.intro-text-en strong {
    font-weight: 600;
    color: #333;
}
.intro-text-en em {
    font-style: italic;
}

/* 创始人介绍 */
.founder-section {
    display: flex;
    gap: 40px;
    border-top: 1px solid #eee;
    padding-top: 50px;
}
.founder-left {
    flex-shrink: 0;
    width: 240px;
}
.founder-image {
    margin-bottom: 20px;
}
.founder-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
}
.founder-book {
    display: block;
}
.founder-book img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
}
.founder-book-mobile {
    display: none;
}
.founder-info {
    flex: 1;
}
.founder-info h3 {
    font-size: 14px;
    color: #999;
    font-weight: 400;
    margin-bottom: 4px;
}
.founder-info h2 {
    font-size: 24px;
    color: #212121;
    font-weight: 500;
    margin-bottom: 4px;
}
.founder-info h4 {
    font-size: 16px;
    color: #212121;
    font-weight: 400;
    margin-bottom: 20px;
}
.founder-bio p {
    font-size: 15px;
    line-height: 1.5;
    color: #333;
    margin-bottom: 10px;
}
.founder-bio-en p {
    font-size: 14px;
    line-height: 1.5;
    color: #666;
    margin-bottom: 10px;
    margin-top: 16px;
}
.founder-bio-en strong {
    font-weight: 600;
    color: #333;
}
.founder-bio-en em {
    font-style: italic;
}

/* 响应式 */
@media (max-width: 768px) {
    .about-page {
        padding: 30px 0 60px;
    }
    .about-container {
        padding-left: 20px;
        padding-right: 20px;
    }
    .company-intro h2 {
        font-size: 24px;
    }
    .company-intro h1 {
        font-size: 18px;
    }
    .intro-text p {
        font-size: 14px;
    }
    .intro-text-en p {
        font-size: 13px;
    }
    .founder-section {
        flex-direction: column;
        gap: 20px;
    }
    .founder-left {
        width: 100%;
    }
    .founder-image {
        width: 100%;
        aspect-ratio: 1 / 1;
        overflow: hidden;
    }
    .founder-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: top;
    }
    .founder-book {
        display: none;
    }
    .founder-book-mobile {
        display: block;
        margin: 20px 0;
        text-align: center;
    }
    .founder-book-mobile img {
        width: 60%;
        margin: 0 auto;
        border-radius: 8px;
    }
    .founder-info h2 {
        font-size: 22px;
    }
    .founder-bio p {
        font-size: 14px;
    }
    .founder-bio-en p {
        font-size: 13px;
    }
}