/* 面包屑导航 */
.breadcrumb {
    display: flex;
    list-style: none;
    padding: 1rem 5%;
    background: var(--light);
    max-width: 1400px;
    margin: 0 auto;
}

.breadcrumb li {
    margin: 0 0.5rem;
}

.breadcrumb a {
    color: var(--gray);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--accent);
}

.breadcrumb li:not(:last-child):after {
    content: '>';
    margin-left: 1rem;
    color: var(--gray);
}

/* 主标题区 */
.about-hero {
    background: linear-gradient(rgba(26, 58, 95, 0.85), rgba(44, 108, 140, 0.85)), url('/pc/img/about-ad.jpeg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 8rem 5%;
    text-align: center;
    position: relative;
}

.about-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
    animation: fadeInDown 1s ease;
}

.about-hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    animation: fadeInUp 1s ease;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
    flex-wrap: wrap;
    animation: fadeIn 1.5s ease;
}

.stat-box {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 1.5rem 2.5rem;
    border-radius: 10px;
    min-width: 200px;
}

.stat-box .number {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    color: var(--accent);
}

.stat-box p {
    font-size: 1rem;
    margin: 0;
}

/* 公司简介 */
.about-intro {
    padding: 6rem 5%;
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 4rem;
    align-items: center;
}

.intro-text {
    flex: 1;
}

.intro-text h2 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 1rem;
}

.intro-text h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 4px;
    background: var(--accent);
}

.intro-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--dark);
    line-height: 1.8;
}

.mission-vision {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.mission, .vision {
    flex: 1;
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    border-top: 4px solid var(--accent);
}

.mission h3, .vision h3 {
    color: var(--primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.mission h3 i {
    color: var(--accent);
}

.intro-image {
    flex: 1;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
    animation: float 6s ease-in-out infinite;
}

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

/* 时间线 */
.timeline-section {
    padding: 6rem 5%;
    background: var(--light);
    position: relative;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title h2:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--accent);
}

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

.timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.timeline:before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--accent);
    left: 50%;
    margin-left: -2px;
}

.timeline-item {
    padding: 1.5rem;
    position: relative;
    width: 50%;
    box-sizing: border-box;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 3rem;
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 3rem;
}

.timeline-item:after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--accent);
    border: 4px solid white;
    top: 2rem;
    border-radius: 50%;
    z-index: 1;
}

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

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

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    position: relative;
}

.timeline-content h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.timeline-year {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--accent);
    margin-bottom: 1rem;
}

/* 团队介绍 */
.team-section {
    padding: 6rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.team-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: var(--transition);
    text-align: center;
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.team-image {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.team-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.team-card:hover .team-image img {
    transform: scale(1.1);
}

.social-links {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(26, 58, 95, 0.8);
    display: flex;
    justify-content: center;
    gap: 1rem;
    padding: 1rem;
    transform: translateY(100%);
    transition: var(--transition);
}

.team-card:hover .social-links {
    transform: translateY(0);
}

.social-links a {
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.2);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--accent);
    transform: translateY(-5px);
}

.team-info {
    padding: 1.5rem;
}

.team-info h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.team-info .position {
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 1rem;
    display: block;
}

.team-info p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* 企业文化 */
.culture-section {
    padding: 6rem 5%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.culture-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 3rem;
    align-items: center;
}

.culture-image {
    flex: 1;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.culture-image img {
    width: 100%;
    height: auto;
    display: block;
}

.culture-content {
    flex: 1;
}

.culture-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.value-item {
    background: rgba(255,255,255,0.1);
    padding: 1.5rem;
    border-radius: 10px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255,255,255,0.2);
}

.value-item i {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.value-item h3 {
    margin-bottom: 0.5rem;
}