/* 关于我们页面样式 */

/* 页面头部Banner */
.page-banner {
    background: linear-gradient(135deg, var(--color-primary) 0%, #0F1E33 100%);
    color: var(--color-light);
    padding: var(--spacing-xl) 0;
    text-align: center;
}
.page-banner h1 {
    font-size: var(--font-size-h1);
    color: var(--color-light);
    margin-bottom: var(--spacing-sm);
}
.page-banner p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 0 auto;
}

/* 统计板块 - 关于页特有样式（蓝色背景） */
.stats-section {
    background-color: var(--color-primary);
    padding: var(--spacing-lg) 0;
    margin-top: 0;                /* 移除首页的负边距 */
    box-shadow: none;              /* 移除首页的阴影 */
}
.stats-section .stat-number {
    color: var(--color-light);
}
.stats-section .stat-desc {
    color: rgba(255, 255, 255, 0.9);
}

/* 企业简介双栏布局 */
.about-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}
.about-image {
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    background-color: var(--color-gray-light);
    display: flex;
    align-items: center;
    justify-content: center;
}
.about-image i {
    font-size: 120px;
    color: var(--color-primary);
    opacity: 0.2;
}
.about-content h2 {
    margin-top: 0;
    border-bottom: none;
    padding-bottom: 0;
}
.about-content .subtitle {
    color: var(--color-accent);
    font-weight: 600;
    font-size: 18px;
    margin-bottom: var(--spacing-sm);
}
.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}
.feature-item {
    display: flex;
    gap: var(--spacing-sm);
}
.feature-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background-color: rgba(26, 54, 93, 0.08);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}
.feature-text h4 {
    font-size: 16px;
    margin: 0 0 4px;
}
.feature-text p {
    font-size: var(--font-size-small);
    color: var(--color-text-secondary);
    margin: 0;
}

/* 发展历程时间轴 */
.timeline-section {
    background-color: var(--color-gray-light);
}
.timeline-wrapper {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding-left: 40px;
}
.timeline-wrapper::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--color-primary);
}
.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px dashed var(--color-border);
}
.timeline-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}
.timeline-dot {
    position: absolute;
    left: -49px;
    top: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--color-accent);
    border: 3px solid var(--color-light);
    box-shadow: 0 0 0 2px var(--color-primary);
}
.timeline-year {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}
.timeline-content h4 {
    font-size: 16px;
    margin: 0 0 var(--spacing-xxs);
}
.timeline-content p {
    margin: 0;
    color: var(--color-text-secondary);
}

/* 企业文化板块 */
.culture-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}
.culture-card {
    background-color: var(--color-light);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-lg);
    text-align: center;
    transition: all 0.3s ease;
}
.culture-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}
.culture-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: var(--color-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    margin: 0 auto var(--spacing-md);
    transition: all 0.3s ease;
}
.culture-card:hover .culture-icon {
    background-color: var(--color-accent);
    transform: scale(1.1);
}
.culture-card h3 {
    font-size: var(--font-size-h4);
    margin-bottom: var(--spacing-sm);
}
.culture-card p {
    font-size: var(--font-size-small);
    color: var(--color-text-secondary);
    margin: 0;
}

/* 资质认证板块 */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
}
.cert-card {
    background-color: var(--color-light);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-md);
    text-align: center;
    transition: all 0.3s ease;
    aspect-ratio: 3/4;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.cert-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}
.cert-icon {
    font-size: 60px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}
.cert-card h4 {
    font-size: 16px;
    margin: 0;
}

/* 核心团队板块 */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}
.team-card {
    background-color: var(--color-light);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}
.team-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}
.team-avatar {
    height: 300px;
    background-color: var(--color-gray-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: var(--color-primary);
    opacity: 0.2;
}
.team-info {
    padding: var(--spacing-md);
    text-align: center;
}
.team-info h3 {
    font-size: var(--font-size-h4);
    margin: 0 0 4px;
}
.team-position {
    color: var(--color-accent);
    font-weight: 600;
    font-size: var(--font-size-small);
    margin-bottom: var(--spacing-sm);
}
.team-desc {
    font-size: var(--font-size-small);
    color: var(--color-text-secondary);
    margin: 0;
}

/* 响应式 */
@media (max-width: 1024px) {
    .about-wrapper {
        grid-template-columns: 1fr;
    }
    .culture-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    .about-features,
    .culture-grid,
    .cert-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }
    .timeline-wrapper {
        padding-left: 30px;
    }
    .timeline-dot {
        left: -39px;
    }
}