/* 导入字体 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap');

.about-us-container {
    max-width: 100%;
    overflow: hidden;
    font-family: 'Noto Serif SC', serif;
}

.about-banner {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('/assets/images/about_us_1.jpg');
    background-size: cover;
    background-position: center;
    height: 450px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
}

.about-banner::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to top, rgba(255,255,255,1), transparent);
}

.about-banner h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: white;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.about-banner .subtitle {
    font-size: 1.8rem;
    opacity: 0.9;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: rgb(202, 201, 201);
}

.section-image1 img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.section-image1 img:hover {
    transform: scale(1.02);
}

.about-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.mission-section,
.story-section,
.vision-section {
    display: flex;
    align-items: center;
    gap: 4rem;
    margin-bottom: 6rem;
    position: relative;
    padding: 2rem;
}

.mission-section::before,
.story-section::before,
.vision-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    right: -100%;
    height: 100%;
    background-color: rgba(0,0,0,0.02);
    z-index: -1;
}

.section-content {
    flex: 1;
    position: relative;
}

.section-content h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #2c3e50;
    font-weight: 600;
    position: relative;
    padding-bottom: 1rem;
}

.section-content h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: #fd7e14;
}

.section-content p {
    font-size: 1.2rem;
    line-height: 2;
    margin-bottom: 1.5rem;
    color: #34495e;
    text-align: justify;
}

.section-image {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.section-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

blockquote {
    font-style: italic;
    padding: 2rem 3rem;
    border-left: 4px solid #fd7e14;
    margin: 2rem 0;
    background-color: rgba(253,126,20,0.05);
    border-radius: 0 15px 15px 0;
    position: relative;
}

blockquote::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 4rem;
    color: rgba(253,126,20,0.2);
    font-family: serif;
}

blockquote footer {
    margin-top: 1rem;
    font-size: 1rem;
    text-align: right;
    color: #7f8c8d;
}

/* 深色模式适配 */
[data-bs-theme="dark"] .section-content h2 {
    color: #ecf0f1;
}

[data-bs-theme="dark"] .section-content p {
    color: #bdc3c7;
}

[data-bs-theme="dark"] blockquote {
    background-color: rgba(253,126,20,0.1);
}

[data-bs-theme="dark"] .mission-section::before,
[data-bs-theme="dark"] .story-section::before,
[data-bs-theme="dark"] .vision-section::before {
    background-color: rgba(255,255,255,0.02);
}

/* 添加动画效果 */
.section-content, .section-image {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .mission-section,
    .story-section,
    .vision-section {
        flex-direction: column;
        gap: 2rem;
        padding: 1rem;
    }

    .story-section {
        flex-direction: column-reverse;
    }

    .about-banner {
        height: 300px;
    }

    .about-banner h1 {
        font-size: 2.5rem;
    }

    .section-content h2 {
        font-size: 2rem;
    }

    .section-content p {
        font-size: 1.1rem;
    }

    .section-image img {
        height: 300px;
    }

    blockquote {
        padding: 1.5rem 2rem;
    }
}

/* 添加滚动显示动画 */
.scroll-reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease;
}

.scroll-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}