/* 页面头部 */
.page-header {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    padding: 160px 5% 80px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.page-title {
    font-size: 3.2rem;
    font-weight: 800;
    margin-bottom: 20px;
    position: relative;
}

.page-subtitle {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
    line-height: 1.6;
}

/* 内容区块 */
.section {
    padding: 100px 5%;
}

.section-light {
    background: white;
}

.section-gray {
    background: #f8fafc;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--gray);
    max-width: 800px;
    margin: 30px auto 0;
    line-height: 1.6;
}

/* 企业概况 */
.company-overview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.company-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.company-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark);
}

.company-desc {
    font-size: 1.1rem;
    color: var(--gray);
    line-height: 1.7;
}

.milestone {
    display: flex;
    gap: 30px;
    margin-top: 20px;
}

.milestone-item {
    text-align: center;
    flex: 1;
}

.milestone-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 10px;
}

.milestone-label {
    font-size: 1rem;
    color: var(--gray);
}

.company-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

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

/* 核心优势 */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.advantage-card {
    background: white;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    text-align: center;
    border-top: 4px solid var(--primary);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.advantage-card:hover::before {
    opacity: 0.03;
}

.advantage-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(29, 78, 216, 0.1));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    position: relative;
    z-index: 1;
}

.advantage-icon i {
    font-size: 36px;
    color: var(--primary);
}

.advantage-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--dark);
    position: relative;
    z-index: 1;
}

.advantage-desc {
    color: var(--gray);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* 发展历程 */
/*
.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: var(--light-gray);
}

.timeline-item {
    display: flex;
    margin-bottom: 60px;
    position: relative;
}

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

.timeline-content {
    flex: 1;
    padding: 30px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-right: 40px;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: 40px;
}

.timeline-dot {
    width: 24px;
    height: 24px;
    background: var(--gradient);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

.timeline-year {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.timeline-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--dark);
}

.timeline-desc {
    color: var(--gray);
    line-height: 1.6;
}
*/



/*发展历程*/
.section-header {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .section-title {
            font-size: 2.8rem;
            color: #2c3e50;
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, #3498db, #2c3e50);
            border-radius: 2px;
        }
        
        .section-subtitle {
            font-size: 1.2rem;
            color: #7f8c8d;
            max-width: 600px;
            margin: 0 auto;
        }
        
        .timeline {
            position: relative;
            padding: 40px 0;
        }
        
        .timeline::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 4px;
            height: 100%;
            background: linear-gradient(to bottom, #3498db, #2c3e50);
            border-radius: 2px;
        }
        
        .timeline-item {
            display: flex;
            justify-content: flex-end;
            padding-right: 30px;
            position: relative;
            margin-bottom: 60px;
            width: 50%;
            opacity: 0;
            transform: translateX(-50px);
            transition: all 0.8s ease;
        }
        
        .timeline-item:nth-child(even) {
            align-self: flex-end;
            justify-content: flex-start;
            padding-left: 30px;
            padding-right: 0;
            left: 50%;
        }
        
        .timeline-content {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
            width: 85%;
            position: relative;
            transition: all 0.3s ease;
        }
        
        .timeline-content:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
        }
        
        .timeline-year {
            position: absolute;
            top: -20px;
            background: linear-gradient(90deg, #3498db, #2c3e50);
            color: white;
            padding: 8px 15px;
            border-radius: 20px;
            font-weight: bold;
            box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
        }
        
        .timeline-item:nth-child(odd) .timeline-year {
            right: -15px;
        }
        
        .timeline-item:nth-child(even) .timeline-year {
            left: -15px;
        }
        
        .timeline-title {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: #2c3e50;
        }
        
        .timeline-desc {
            color: #7f8c8d;
            line-height: 1.6;
        }
        
        .timeline-dot {
            position: absolute;
            top: 50%;
            right: -10px;
            transform: translateY(-50%);
            width: 20px;
            height: 20px;
            background: #3498db;
            border: 4px solid white;
            border-radius: 50%;
            box-shadow: 0 0 0 3px #3498db;
        }
        
        .timeline-item:nth-child(even) .timeline-dot {
            left: -10px;
            right: auto;
        }
        
        .team-learning {
            background: linear-gradient(45deg, #ffd700, #ff8c00) !important;
            color: white;
        }
        
        .team-learning .timeline-title,
        .team-learning .timeline-desc {
            color: white;
        }
        
        .team-learning .timeline-year {
            background: linear-gradient(90deg, #ff8c00, #ff5500) !important;
        }
        
        .customer-feedback {
            background: linear-gradient(45deg, #4cd964, #5ac8fa) !important;
            color: white;
        }
        
        .customer-feedback .timeline-title,
        .customer-feedback .timeline-desc {
            color: white;
        }
        
        .customer-feedback .timeline-year {
            background: linear-gradient(90deg, #5ac8fa, #007aff) !important;
        }
        
        .fade-in {
            opacity: 1 !important;
            transform: translateX(0) !important;
        }
        
        @media (max-width: 768px) {
            .timeline::before {
                left: 30px;
            }
            
            .timeline-item {
                width: 100%;
                padding-left: 70px;
                padding-right: 0;
            }
            
            .timeline-item:nth-child(even) {
                left: 0;
            }
            
            .timeline-year {
                left: 15px !important;
                right: auto !important;
            }
            
            .timeline-dot {
                left: 21px !important;
                right: auto !important;
            }
        }
        
        .company-info {
            text-align: center;
            margin-top: 50px;
            padding: 20px;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
        }
        

        
        .founder-note {
            font-style: italic;
            margin-top: 20px;
            padding: 15px;
            background: #f8f9fa;
            border-left: 4px solid #3498db;
            border-radius: 4px;
        }
        
        .icon {
            margin-right: 8px;
        }








/* 企业荣誉 */
.honors {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.honor-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
}

.honor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.honor-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(245, 158, 11, 0.2));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.honor-icon i {
    font-size: 30px;
    color: var(--accent);
}

.honor-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--dark);
}

.honor-desc {
    color: var(--gray);
    line-height: 1.6;
}

/* CTA部分 */
.cta {
    padding: 100px 5%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-text {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.6;
}

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

.btn {
    padding: 16px 32px;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
}

.btn-primary {
    background: white;
    color: var(--primary);
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}



/* 响应式设计 */
@media (max-width: 1024px) {
    .company-overview {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
    }
    
    .timeline-item:nth-child(even) .timeline-content,
    .timeline-item:nth-child(odd) .timeline-content {
        margin-left: 80px;
        margin-right: 0;
    }
    
    .timeline-dot {
        left: 30px;
    }
    
    .footer-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .page-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .milestone {
        flex-direction: column;
        gap: 20px;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .honors {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .advantage-card,
    .honor-card {
        padding: 30px;
    }
    
    .timeline-item:nth-child(even) .timeline-content,
    .timeline-item:nth-child(odd) .timeline-content {
        margin-left: 60px;
    }
    
    .timeline-dot {
        left: 18px;
    }
}