* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

body {
    background-color: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

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

/* 头部样式 - 添加顶部大图 */
.header-hero {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
    margin-bottom: 40px;
}

.header-hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(26, 58, 143, 0.85), rgba(13, 27, 76, 0.7));
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 20px;
}

.header-content {
    max-width: 800px;
    z-index: 2;
}

.logo {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    letter-spacing: 2px;
    text-shadow: 0 3px 15px rgba(0, 0, 0, 0.3);
}

.tagline {
    font-size: 1.8rem;
    margin-bottom: 30px;
    font-weight: 300;
    opacity: 0.95;
}

.badges {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 30px;
}

.badge {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    padding: 10px 25px;
    font-size: 1rem;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.badge:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

/* 通用图片样式 */
.section-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 12px;
    margin: 20px 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.section-image:hover {
    transform: scale(1.01);
}

.image-caption {
    text-align: center;
    font-size: 0.9rem;
    color: #666;
    margin-top: 10px;
    font-style: italic;
    margin-bottom: 20px;
}

/* 内容区域样式 */
section {
    background-color: white;
    margin: 30px 0;
    border-radius: 12px;
    padding: 35px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
    position: relative;
}

section:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

h2 {
    color: #1a3a8f;
    font-size: 1.8rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 3px solid #f0f0f0;
    position: relative;
}

h2:after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 80px;
    height: 3px;
    background: #1a3a8f;
}

h3 {
    color: #2c5282;
    margin: 20px 0 15px;
    font-size: 1.3rem;
}

h4 {
    color: #1a3a8f;
    margin: 15px 0 10px;
    font-size: 1.1rem;
}

p {
    margin-bottom: 15px;
    text-align: justify;
}

ul, ol {
    padding-left: 20px;
    margin-bottom: 15px;
}

li {
    margin-bottom: 8px;
    line-height: 1.5;
}

.highlight {
    background-color: #f0f7ff;
    border-left: 4px solid #1a3a8f;
    padding: 15px 20px;
    margin: 20px 0;
    font-weight: 500;
    border-radius: 0 8px 8px 0;
}

/* 图片和文字并排布局 */
.image-text-container {
    display: flex;
    gap: 30px;
    margin: 25px 0;
    align-items: flex-start;
}

.image-text-container.reverse {
    flex-direction: row-reverse;
}

.image-text-container .image-side {
    flex: 1;
    min-width: 300px;
}

.image-text-container .text-side {
    flex: 2;
}

/* 教学管理三栏布局 */
.management-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin: 30px 0;
}

.management-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #eef2ff;
}

.management-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.management-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-bottom: 3px solid #1a3a8f;
}

.management-content {
    padding: 20px;
}

.management-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: #1a3a8f;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0f7ff;
}

/* 表格样式 - 教师表格 */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    border-radius: 8px;
    overflow: hidden;
}

th {
    background-color: #1a3a8f;
    color: white;
    font-weight: 600;
    padding: 15px;
    text-align: left;
}

td {
    padding: 15px;
    border-bottom: 1px solid #eee;
    vertical-align: top;
}

tr:nth-child(even) {
    background-color: #f9f9f9;
}

tr:hover {
    background-color: #f0f7ff;
}

.teacher-photo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #e0e7ff;
}

/* 专业图标 */
.profession-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin: 20px 0;
}

.profession-icon {
    background: #f0f7ff;
    border-radius: 8px;
    padding: 15px;
    flex: 1;
    min-width: 200px;
    text-align: center;
    border: 1px solid #e2eeff;
    transition: all 0.3s ease;
}

.profession-icon:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(26, 58, 143, 0.15);
}

.profession-icon i {
    font-size: 2rem;
    color: #1a3a8f;
    margin-bottom: 10px;
}

/* 校友卡片 */
.alumni-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 25px;
}

.alumni-card {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-top: 4px solid #1a3a8f;
    transition: transform 0.3s ease;
    position: relative;
}

.alumni-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.alumni-photo {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #e0e7ff;
    position: absolute;
    top: -35px;
    left: 25px;
}

.alumni-content {
    margin-top: 40px;
}

.alumni-name {
    font-weight: 700;
    font-size: 1.3rem;
    color: #1a3a8f;
    margin-bottom: 5px;
}

.alumni-class {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.alumni-position {
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
    font-size: 1rem;
}

/* 联系信息样式 */
.contact-info {
    background: linear-gradient(135deg, #1a3a8f 0%, #0d1b4c 100%);
    color: white;
    border-radius: 12px;
    padding: 30px;
    margin-top: 30px;
    text-align: center;
}

.contact-info h2 {
    color: white;
    border-bottom-color: rgba(255, 255, 255, 0.3);
}

.contact-info h2:after {
    background: white;
}

.contact-details {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-top: 25px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
}

.contact-item i {
    font-size: 1.5rem;
}

.cta-button {
    display: inline-block;
    background-color: #ff6b35;
    color: white;
    padding: 14px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    margin-top: 30px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.cta-button:hover {
    background-color: #e55a2b;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

/* 页脚样式 */
footer {
    background-color: #0d1b4c;
    color: #b0b8d0;
    text-align: center;
    padding: 40px 0;
    margin-top: 50px;
}

.footer-logo {
    font-size: 2rem;
    font-weight: 800;
    color: white;
    margin-bottom: 15px;
}

.footer-quote {
    font-size: 1.2rem;
    font-style: italic;
    margin: 20px auto 30px;
    max-width: 800px;
    line-height: 1.8;
}

.copyright {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: #8a93b0;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .image-text-container {
        flex-direction: column;
    }
    
    .image-text-container .image-side {
        min-width: 100%;
    }
    
    .header-hero {
        height: 400px;
    }
    
    .logo {
        font-size: 2.8rem;
    }
    
    .tagline {
        font-size: 1.5rem;
    }
    
    .management-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section-image {
        height: 250px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    section {
        padding: 25px 20px;
    }
    
    .logo {
        font-size: 2.2rem;
    }
    
    .tagline {
        font-size: 1.2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .header-hero {
        height: 350px;
    }
    
    .profession-icon {
        min-width: 100%;
    }
    
    .alumni-cards {
        grid-template-columns: 1fr;
    }
    
    table {
        display: block;
        overflow-x: auto;
    }
    
    .contact-details {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }
    
    .management-grid {
        grid-template-columns: 1fr;
    }
    
    .section-image {
        height: 200px;
    }
    
    .management-image {
        height: 160px;
    }
}

@media (max-width: 480px) {
    .badge {
        font-size: 0.8rem;
        padding: 8px 15px;
    }
    
    .logo {
        font-size: 1.8rem;
    }
    
    section {
        padding: 20px 15px;
        margin: 20px 0;
    }
    
    .header-hero {
        height: 300px;
    }
    
    .teacher-photo {
        width: 60px;
        height: 60px;
    }
    
    .alumni-photo {
        width: 60px;
        height: 60px;
        top: -30px;
    }
    
    .section-image {
        height: 180px;
    }
}