/* 关于我们页面样式 */

/* 页面标题 */
.about-header {
    background: linear-gradient(135deg, var(--primary-color), #2c5282);
    color: white;
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

.about-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
}

.about-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* 集团介绍 */
.group-intro {
    padding: 3rem 0;
    background-color: var(--bg-light);
}

.group-intro .intro-content {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 3rem;
    padding: 0 50px;
}

.group-intro .intro-text {
    font-size: 1rem;
    line-height: 1.9;
    text-align: center;
    max-width: 100%;
}

.group-intro .intro-image.small-image {
    max-width: 100%;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.group-intro .intro-image.small-image img {
    width: 100%;
    max-width: 350px;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.group-logo, .edu-logo {
    margin-bottom: 1.5rem;
}

.group-logo img, .edu-logo img {
    max-width: 200px;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.group-info h3, .edu-description h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.group-info p, .edu-description p {
    margin-bottom: 1.5rem;
    line-height: 1.7;
    color: var(--text-color);
}

.support-units {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.support-units li {
    margin-bottom: 0.5rem;
    position: relative;
    list-style-type: disc;
    color: #e53e3e;
}

.support-units li::marker {
    color: var(--primary-color);
}

.support-units .blue {
    color: var(--primary-color);
    font-weight: 600;
}

.support-units .red {
    color: #e53e3e;
    font-weight: 600;
}

.intro-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.intro-image img {
    width: 100%;
    height: auto;
    transition: transform 0.5s ease;
    object-fit: cover;
    display: block;
}

.intro-image:hover img {
    transform: scale(1.03);
}

.intro-image.small-image {
    max-width: 350px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.intro-image.small-image img {
    width: 100%;
    height: auto;
}

/* 科教介绍 */
.edu-intro {
    padding: 3rem 0;
}

.edu-description .highlight {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background-color: rgba(37, 99, 235, 0.05);
    border-left: 4px solid var(--primary-color);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* 使命与愿景 */
.mission {
    padding: 3rem 0;
    background-color: var(--bg-light);
}

.mission-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    margin-bottom: 4rem;
}

.mission-card {
    background-color: white;
    border-radius: var(--radius-md);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.mission-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.mission-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mission-icon img {
    width: 100%;
    height: auto;
}

.mission-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-dark);
}

.mission-card p {
    color: var(--text-light);
}

.slogan {
    text-align: center;
    margin-top: 3rem;
}

.slogan h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    display: inline-block;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-light);
}

/* 合作伙伴 */
.partners {
    padding: 5rem 0;
}

.partners-section {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding-top: 32px;
}

.partners-logos {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(3, auto);
    gap: 32px 8px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    justify-items: center;
    align-items: center;
}

.partner-item {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 0;
}

.partner-item img {
    width: 240px;
    height: 160px;
    object-fit: contain;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    margin-bottom: 10px;
    padding: 8px;
}


/* 联系我们 */
.contact-us {
    padding: 3rem 0;
    background-color: var(--bg-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
    align-items: center;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background-color: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon img {
    width: 24px;
    height: 24px;
}

.contact-detail h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.contact-detail p {
    color: var(--text-light);
}

.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.contact-map img {
    width: 100%;
    height: auto;
    display: block;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .group-intro .intro-content {
        grid-template-columns: 1fr;
    }
    .group-intro .intro-image.small-image img {
        max-width: 100%;
    }
    .intro-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .mission-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .intro-content.reverse {
        direction: ltr;
    }
}

@media (max-width: 768px) {
    .mission-content,
    .partners-grid {
        grid-template-columns: 1fr;
    }
    
    .group-logo img, .edu-logo img {
        max-width: 150px;
    }
    
    .contact-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 600px) {
    .partner-item {
        width: 45vw;
    }
    .partner-item img {
        width: 80px;
        height: 50px;
    }
    .partners-logos {
        gap: 18px 8px;
    }
}

.group-title-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    margin-bottom: 2rem;
    height: 100px;
}

.group-title-logo {
    height: 56px;
    width: auto;
    padding: 0;
    border: none;
    border-radius: 0;
    box-shadow: none;
    background: none;
    display: flex;
    align-items: center;
}

.section-title {
    display: flex;
    align-items: center;
    height: 72px;
    margin-bottom: 0;
    justify-content: center;
    text-align: center;
}

.mission-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mission-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}