/* css/about.css - 关于我们页面专用样式 */

/* 页面标题部分 */
.page-hero {
    background: linear-gradient(rgba(0, 51, 102, 0.9), rgba(0, 80, 158, 0.9)), 
                url('https://images.unsplash.com/photo-1581094794329-c8112a89af12?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 100px 0 60px;
    text-align: center;
}

.page-hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.page-hero p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.95;
    line-height: 1.6;
}

/* 公司简介 */
.company-intro {
    padding: 80px 0;
    background-color: var(--white);
}

.intro-content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 60px;
}

.intro-text {
    flex: 1;
    min-width: 300px;
}

.intro-text h2 {
    font-size: 2.2rem;
    color: var(--primary-blue);
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 15px;
}

.intro-text h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 3px;
    background-color: var(--accent-blue);
}

.intro-lead {
    font-size: 1.2rem;
    color: var(--secondary-blue);
    line-height: 1.8;
    margin-bottom: 30px;
    font-weight: 500;
}

.intro-details p {
    color: var(--dark-gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

.intro-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.highlight-item {
    text-align: center;
    padding: 30px 20px;
    border-radius: 10px;
    background-color: rgba(0, 119, 204, 0.05);
    transition: transform 0.3s ease;
}

.highlight-item:hover {
    transform: translateY(-5px);
}

.highlight-item i {
    font-size: 2.5rem;
    color: var(--accent-blue);
    margin-bottom: 20px;
}

.highlight-item h4 {
    font-size: 1.2rem;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.highlight-item p {
    color: var(--medium-gray);
    font-size: 0.95rem;
}

.intro-image {
    flex: 1;
    min-width: 300px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

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

/* ====================================
   发展历程样式 - 时间线在最左边
   ==================================== */
.timeline-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #eef6ff 100%);
}

.timeline {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    padding-left: 200px; /* 为左边的时间线留出空间 */
}

/* 时间轴线 - 在左边 */
.timeline::before {
    content: '';
    position: absolute;
    left: 170px; /* 固定在左边 */
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, 
        var(--accent-blue) 0%,
        #80c1ff 50%,
        var(--accent-blue) 100%);
}

/* 时间线项目 */
.timeline-item {
    position: relative;
    margin-bottom: 60px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

/* 年份 - 固定在时间线上 */
.timeline-year {
    position: absolute;
    left: -200px; /* 在时间线左边 */
    top: 0;
    width: 150px;
    text-align: right;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-blue);
    padding-right: 30px;
}

/* 年份圆点 */
.timeline-year::after {
    content: '';
    position: absolute;
    right: -12px; /* 在时间线上 */
    top: 50%;
    width: 20px;
    height: 20px;
    background: white;
    border: 4px solid var(--accent-blue);
    border-radius: 50%;
    transform: translateY(-50%);
    z-index: 2;
    box-shadow: 0 0 0 4px white;
    transition: all 0.3s ease;
}

.timeline-item:hover .timeline-year::after {
    background: var(--accent-blue);
    transform: translateY(-50%) scale(1.2);
}

/* 内容区域 - 在右边 */
.timeline-content {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    position: relative;
    transition: all 0.3s ease;
    border-left: 4px solid var(--accent-blue);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
    border-left-width: 6px;
}

/* 连接箭头 */
.timeline-content::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 30px;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: 20px solid white;
}

/* 内容图标 */
.timeline-icon {
    position: absolute;
    right: 30px;
    top: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent-blue), var(--secondary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.timeline-content h3 {
    font-size: 1.4rem;
    color: var(--primary-blue);
    margin-bottom: 15px;
    padding-right: 60px;
}

.timeline-content > p {
    color: var(--medium-gray);
    line-height: 1.7;
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.timeline-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.timeline-content li {
    padding: 8px 0;
    color: var(--dark-gray);
    position: relative;
    padding-left: 25px;
    line-height: 1.6;
}

.timeline-content li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: bold;
}

.timeline-content li:hover {
    color: var(--primary-blue);
    padding-left: 30px;
    transition: all 0.3s ease;
}

.timeline-content li:hover::before {
    transform: scale(1.2);
    transition: transform 0.3s ease;
}

/* 响应式设计 - 平板 */
@media (max-width: 1024px) {
    .timeline {
        padding-left: 180px;
    }
    
    .timeline::before {
        left: 150px;
    }
    
    .timeline-year {
        left: -180px;
        width: 130px;
        font-size: 1.6rem;
    }
}

/* 响应式设计 - 平板小屏幕 */
@media (max-width: 768px) {
    .timeline {
        padding-left: 0;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-year {
        position: relative;
        left: 0;
        width: 100%;
        text-align: left;
        padding-left: 60px;
        margin-bottom: 15px;
        font-size: 1.5rem;
    }
    
    .timeline-year::after {
        left: 22px;
        right: auto;
    }
    
    .timeline-content::before {
        display: none;
    }
}

/* 响应式设计 - 手机 */
@media (max-width: 576px) {
    .timeline-section {
        padding: 60px 0;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-year {
        padding-left: 50px;
        font-size: 1.3rem;
    }
    
    .timeline-year::after {
        left: 12px;
        width: 16px;
        height: 16px;
        border-width: 3px;
    }
    
    .timeline-content {
        padding: 20px;
    }
    
    .timeline-content h3 {
        font-size: 1.2rem;
        padding-right: 50px;
    }
    
    .timeline-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
        right: 20px;
        top: 20px;
    }
    
    .timeline-content li {
        font-size: 0.95rem;
    }
}

/* 领导团队 */
.leadership-section {
    padding: 80px 0;
    background-color: var(--white);
}

.leadership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.leader-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    cursor: pointer;
}

.leader-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.leader-image {
    height: 250px;
    overflow: hidden;
}

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

.leader-card:hover .leader-image img {
    transform: scale(1.05);
}

.leader-info {
    padding: 25px;
}

.leader-info h3 {
    font-size: 1.4rem;
    color: var(--primary-blue);
    margin-bottom: 8px;
}

.leader-title {
    color: var(--accent-blue);
    font-weight: 600;
    margin-bottom: 8px;
}

.leader-experience {
    color: var(--medium-gray);
    font-size: 0.9rem;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.leader-bio p {
    color: var(--dark-gray);
    line-height: 1.7;
    margin-bottom: 15px;
}

.leader-education {
    display: flex;
    align-items: center;
    color: var(--medium-gray);
    font-size: 0.9rem;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.leader-education i {
    margin-right: 10px;
    color: var(--accent-blue);
}

/* 工厂设施 */
.facilities-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #eef6ff 100%);
}

.facilities-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.stat-card {
    display: flex;
    align-items: center;
    background-color: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(0, 119, 204, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
}

.stat-icon i {
    font-size: 1.8rem;
    color: var(--accent-blue);
}

.stat-info h3 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 5px;
}

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

.facilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.facility-card {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.facility-card:hover {
    transform: translateY(-10px);
}

.facility-image {
    height: 200px;
    overflow: hidden;
}

.facility-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.facility-content {
    padding: 25px;
}

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

.facility-content p {
    color: var(--medium-gray);
    line-height: 1.7;
    margin-bottom: 15px;
}

.facility-content ul {
    list-style: none;
}

.facility-content li {
    padding: 5px 0;
    color: var(--dark-gray);
    position: relative;
    padding-left: 20px;
}

.facility-content li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-size: 1.2rem;
}

/* 企业文化 */
.culture-section {
    padding: 80px 0;
    background-color: var(--white);
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.culture-card {
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform 0.3s ease;
}

.culture-card:hover {
    transform: translateY(-10px);
}

.culture-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(0, 119, 204, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.culture-icon i {
    font-size: 2.5rem;
    color: var(--accent-blue);
}

.culture-content h3 {
    font-size: 1.4rem;
    color: var(--primary-blue);
    margin-bottom: 15px;
}

.culture-content p {
    color: var(--medium-gray);
    line-height: 1.7;
    margin-bottom: 20px;
}

.culture-content ul {
    list-style: none;
    text-align: left;
}

.culture-content li {
    padding: 8px 0;
    color: var(--dark-gray);
    border-bottom: 1px solid var(--border-color);
}

.culture-content li:last-child {
    border-bottom: none;
}

.culture-values {
    max-width: 800px;
    margin: 0 auto;
    background-color: rgba(0, 51, 102, 0.05);
    padding: 40px;
    border-radius: 10px;
}

.culture-values h3 {
    text-align: center;
    font-size: 1.6rem;
    color: var(--primary-blue);
    margin-bottom: 30px;
}

.values-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
}

.value-item {
    display: flex;
    align-items: flex-start;
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.value-number {
    font-size: 2rem;
    font-weight: 800;
    color: rgba(0, 119, 204, 0.2);
    margin-right: 20px;
    line-height: 1;
}

.value-content h4 {
    font-size: 1.2rem;
    color: var(--primary-blue);
    margin-bottom: 8px;
}

.value-content p {
    color: var(--medium-gray);
    line-height: 1.6;
}

/* 认证荣誉 */
.awards-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #eef6ff 100%);
}

.awards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.award-card {
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform 0.3s ease;
    border-left: 5px solid var(--accent-blue);
}

.award-card:hover {
    transform: translateY(-10px);
}

.award-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(0, 119, 204, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.award-icon i {
    font-size: 2rem;
    color: var(--accent-blue);
}

.award-content h3 {
    font-size: 1.3rem;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.award-content p {
    color: var(--medium-gray);
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.award-year {
    display: inline-block;
    padding: 5px 15px;
    background-color: rgba(0, 119, 204, 0.1);
    color: var(--accent-blue);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.certifications {
    background-color: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.certifications h3 {
    font-size: 1.6rem;
    color: var(--primary-blue);
    margin-bottom: 30px;
}

.cert-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.cert-badge {
    display: flex;
    align-items: center;
    padding: 12px 25px;
    background-color: rgba(0, 119, 204, 0.1);
    border-radius: 30px;
    transition: transform 0.3s ease;
}

.cert-badge:hover {
    transform: translateY(-5px);
}

.cert-badge i {
    color: var(--accent-blue);
    margin-right: 10px;
    font-size: 1.2rem;
}

.cert-badge span {
    color: var(--primary-blue);
    font-weight: 600;
}

/* 联系我们部分 */
.about-contact {
    padding: 100px 0;
    background: linear-gradient(rgba(0, 51, 102, 0.9), rgba(0, 80, 158, 0.9)), 
                url('https://images.unsplash.com/photo-1581094794329-c8112a89af12?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=60');
    background-size: cover;
    background-position: center;
    text-align: center;
    color: white;
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.contact-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.contact-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.contact-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}

.contact-buttons .btn {
    min-width: 180px;
    padding: 15px 30px;
}

.btn i {
    margin-right: 10px;
}

/* 动画效果 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* 模态框样式 */
.leader-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1100;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.leader-modal.active {
    display: flex;
}

.modal-content {
    background-color: white;
    border-radius: 15px;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--medium-gray);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.modal-close:hover {
    color: var(--accent-blue);
}

.modal-body {
    padding: 40px;
}