.hero {
    color: white;
    padding: 100px 0 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 3;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    animation: fadeInDown 1s;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
    line-height: 1.2;
    letter-spacing: 1px;
}

.hero p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
    animation: fadeInUp 1s;
    opacity: 0.9;
}

/* 关于我们部分 */
.about-section {
    padding: 80px 0;
    background-color: white;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition);
}

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

.about-content {
    position: relative;
}

.about-content h3 {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.about-content p {
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-features {
    margin-top: 30px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.feature-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(30, 136, 229, 0.1);
    color: var(--secondary);
    border-radius: 8px;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.feature-text h4 {
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 5px;
}

.feature-text p {
    font-size: 0.9rem;
    color: var(--gray);
    margin-bottom: 0;
}

/* 企业文化部分 */
.culture-section {
    padding: 80px 0;
    background-color: #f9fafc;
}

.culture-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.culture-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: var(--transition);
    text-align: center;
}

.culture-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.culture-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(30, 136, 229, 0.1);
    color: var(--secondary);
    border-radius: 50%;
    font-size: 1.8rem;
}

.culture-card h3 {
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.culture-card p {
    color: var(--gray);
    line-height: 1.7;
}

/* 时间轴部分 */
.timeline-section {
    padding: 80px 0;
    background-color: white;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 50px auto 0;
}

.timeline::before {
    content: '';
    position: absolute;
    width: 3px;
    background-color: var(--secondary);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1.5px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    width: 50%;
    box-sizing: border-box;
}

.timeline-item:nth-child(odd) {
    left: 0;
}

.timeline-item:nth-child(even) {
    left: 50%;
}

.timeline-content {
    padding: 30px;
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.timeline-date {
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.timeline-date i {
    font-size: 1.2rem;
}

.timeline-content h3 {
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.timeline-content p {
    color: var(--gray);
    line-height: 1.7;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: white;
    border: 4px solid var(--secondary);
    border-radius: 50%;
    top: 20px;
    z-index: 1;
}

.timeline-item:nth-child(odd)::after {
    right: -10px;
}

.timeline-item:nth-child(even)::after {
    left: -10px;
}

/* 数据统计部分 */
.stats-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    color: white;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item {
    padding: 30px;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: white;
}

.stat-text {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* 修改后的section-title样式 */
.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary), var(--secondary));
    border-radius: 3px;
}

.section-title p {
    color: var(--gray);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

.section-title.light h2,
.section-title.light p {
    color: white;
}

.section-title.light h2::after {
    background: var(--accent);
}