/* 关于我们页面样式 */

/* 页面标题区域 */
.page-header {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="ink" patternUnits="userSpaceOnUse" width="20" height="20"><circle cx="10" cy="10" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23ink)"/></svg>') repeat;
}

.header-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.page-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-subtitle {
    font-size: 1.2rem;
    color: #cccccc;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* 公司介绍区域 */
.company-intro {
    padding: 80px 0;
    background: #ffffff;
}

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

.intro-content {
    padding-right: 2rem;
}

.intro-title {
    font-size: 2.8rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 1.5rem;
    position: relative;
}

.intro-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #333333, #666666);
}

.intro-description {
    font-size: 1.1rem;
    color: #666666;
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.company-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 12px;
    border-left: 4px solid #333333;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 700;
    color: #333333;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.95rem;
    color: #666666;
    font-weight: 500;
}

.intro-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.company-logo {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.visual-placeholder {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.logo-design {
    text-align: center;
}

.logo-circle {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #333333, #555555);
    border-radius: 50%;
    margin: 0 auto 1rem;
    position: relative;
}

.logo-circle::before {
    content: '🧠';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333333;
}

/* 企业文化区域 */
.company-culture {
    padding: 80px 0;
    background: #f8f9fa;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #333333, #666666);
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666666;
    line-height: 1.6;
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.culture-item {
    background: #ffffff;
    padding: 2.5rem 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-top: 4px solid #333333;
}

.culture-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.culture-icon {
    margin-bottom: 1.5rem;
}

.icon {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    background: linear-gradient(135deg, #333333, #555555);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #ffffff;
}

.innovation-icon::before {
    content: '💡';
}

.quality-icon::before {
    content: '⭐';
}

.service-icon::before {
    content: '🎯';
}

.team-icon::before {
    content: '🤝';
}

.culture-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 1rem;
}

.culture-description {
    color: #666666;
    line-height: 1.7;
    font-size: 0.95rem;
}

/* 服务领域区域 */
.service-areas {
    padding: 80px 0;
    background: #ffffff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: #ffffff;
    border: 1px solid #e9ecef;
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #333333, #666666);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
    border-color: #333333;
}

.service-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.service-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0;
    flex: 1;
}

.service-type {
    background: #333333;
    color: #ffffff;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
}

.service-description {
    color: #666666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-features {
    border-top: 1px solid #e9ecef;
    padding-top: 1rem;
}

.service-features h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #333333;
    margin-bottom: 0.5rem;
}

.features-content {
    color: #666666;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 团队介绍区域 */
.team-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.team-member {
    background: #ffffff;
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.member-photo {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid #e9ecef;
}

.member-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.photo-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #333333, #555555);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
}

.member-name {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

.member-position {
    color: #666666;
    font-weight: 500;
    margin-bottom: 1rem;
}

.member-bio {
    color: #666666;
    line-height: 1.6;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.member-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.member-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #333333;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
}

.member-link:hover {
    background: #555555;
    transform: translateY(-2px);
}

.email-link::before {
    content: '✉️';
}

.linkedin-link::before {
    content: '💼';
}

.github-link::before {
    content: '🔗';
}

/* 联系我们区域 */
.contact-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: #ffffff;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.contact-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.contact-description {
    font-size: 1.1rem;
    color: #cccccc;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.contact-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #ffffff;
    color: #333333;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.email-icon::before {
    content: '✉️';
}

.qq-icon::before {
    content: '🐧';
}

.wechat-icon::before {
    content: '💬';
}

.contact-text {
    color: #ffffff;
    font-weight: 500;
}

.contact-action {
    text-align: center;
}

.btn {
    display: inline-block;
    padding: 16px 32px;
    background: #ffffff;
    color: #333333;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    margin-bottom: 1rem;
}

.btn:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1.2rem;
}

.contact-note {
    color: #cccccc;
    font-size: 0.9rem;
    margin-top: 1rem;
}

/* 动画效果 */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    animation: slideInLeft 0.8s ease forwards;
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    animation: slideInRight 0.8s ease forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .page-title {
        font-size: 2.5rem;
    }
    
    .intro-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .intro-content {
        padding-right: 0;
        text-align: center;
    }
    
    .company-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .culture-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .intro-title {
        font-size: 2.2rem;
    }
}

@media (max-width: 480px) {
    .page-header {
        padding: 100px 0 60px;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .company-intro,
    .company-culture,
    .service-areas,
    .team-section,
    .contact-section {
        padding: 60px 0;
    }
    
    .culture-item,
    .service-card,
    .team-member {
        padding: 1.5rem;
    }
    
    .visual-placeholder {
        width: 250px;
        height: 250px;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
}