/**
 * 鑫仁招标网 - 公司概况页面样式表
 */

/* ===== 页面特有样式 ===== */
.about-page {
    background: var(--background-light);
}

/* 页面标题区域 */
.page-hero {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
    color: white;
    padding: 60px 0 40px;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 25px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 14px;
}

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

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

.breadcrumb .separator {
    color: rgba(255,255,255,0.6);
}

.breadcrumb .current {
    color: var(--primary-color);
    font-weight: 600;
}

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

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.section-title {
    font-size: 2.25rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
    position: relative;
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--primary-color);
}

.section-title.text-center:after {
    left: 50%;
    transform: translateX(-50%);
}

.intro-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.intro-text p {
    margin-bottom: 20px;
}

.company-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 20px;
}

.company-stats .stat-item {
    text-align: center;
    padding: 25px 15px;
    background: var(--background-light);
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
}

.company-stats .stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.company-stats .stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.company-stats .stat-label {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.intro-image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-heavy);
}

.intro-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

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

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

.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.culture-item {
    background: var(--background-white);
    padding: 40px 30px;
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.culture-item:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
}

.culture-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
}

.culture-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.culture-title {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.culture-desc {
    color: var(--text-secondary);
    line-height: 1.6;
}

.values-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 15px;
}

.value-tag {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: var(--shadow-light);
}

/* 服务优势 */
.services-section {
    padding: 80px 0;
    background: var(--background-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: var(--background-light);
    padding: 40px 30px;
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    opacity: 0;
    transition: var(--transition);
    z-index: 1;
}

.service-card:hover:before {
    opacity: 0.05;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}

.service-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
}

.service-title {
    font-size: 1.4rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
    position: relative;
    z-index: 2;
}

.service-desc {
    color: var(--text-secondary);
    line-height: 1.6;
    position: relative;
    z-index: 2;
}

/* 发展历程 */
.milestones-section {
    padding: 80px 0;
    background: var(--background-light);
}

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

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

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-year {
    flex: 0 0 120px;
    text-align: center;
    background: var(--primary-color);
    color: white;
    padding: 12px 20px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 1.1rem;
    box-shadow: var(--shadow-medium);
    z-index: 2;
}

.timeline-content {
    flex: 1;
    background: var(--background-white);
    padding: 25px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-light);
    margin: 0 30px;
    position: relative;
    transition: var(--transition);
}

.timeline-content:before {
    content: '';
    position: absolute;
    top: 50%;
    width: 0;
    height: 0;
    border-style: solid;
}

.timeline-item:nth-child(even) .timeline-content:before {
    right: 100%;
    border-width: 10px 15px 10px 0;
    border-color: transparent var(--background-white) transparent transparent;
}

.timeline-item:nth-child(odd) .timeline-content:before {
    left: 100%;
    border-width: 10px 0 10px 15px;
    border-color: transparent transparent transparent var(--background-white);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.timeline-event {
    font-size: 1.3rem;
    color: var(--secondary-color);
    margin: 0;
}

/* 团队介绍 */
.team-section {
    padding: 80px 0;
    background: var(--background-white);
}

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

.team-card {
    background: var(--background-light);
    padding: 40px 30px;
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.team-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}

.member-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: var(--shadow-medium);
}

.avatar-icon {
    font-size: 2.5rem;
    color: white;
}

.member-name {
    font-size: 1.4rem;
    color: var(--secondary-color);
    margin-bottom: 8px;
}

.member-position {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 10px;
}

.member-exp {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 联系区块 */
.contact-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
    color: white;
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: white;
}

.cta-desc {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== 响应式设计 ===== */
@media (max-width: 992px) {
    .intro-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .intro-image {
        order: -1;
    }
    
    .timeline:before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 60px;
    }
    
    .timeline-year {
        position: absolute;
        left: 0;
        top: 0;
        flex: none;
    }
    
    .timeline-content {
        margin: 0;
    }
    
    .timeline-content:before {
        left: -15px !important;
        right: auto !important;
        border-width: 10px 15px 10px 0 !important;
        border-color: transparent var(--background-white) transparent transparent !important;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .company-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .culture-grid,
    .services-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-actions .btn {
        width: 200px;
    }
}

@media (max-width: 576px) {
    .page-hero {
        padding: 40px 0 30px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .about-intro,
    .company-culture,
    .services-section,
    .milestones-section,
    .team-section,
    .contact-cta {
        padding: 60px 0;
    }
    
    .intro-content,
    .culture-item,
    .service-card,
    .team-card {
        padding: 30px 20px;
    }
    
    .timeline-content {
        padding: 20px;
    }
}

/* ===== 打印优化 ===== */
@media print {
    .site-header,
    .main-navigation,
    .contact-cta,
    .site-footer {
        display: none;
    }
    
    .page-hero {
        background: none;
        color: black;
        padding: 20px 0;
    }
    
    .hero-title {
        color: black;
    }
}