/* ==================== 关于我们页面样式 ==================== */

/* Hero 区域 */
.about-hero {
    position: relative;
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #000a1a 0%, rgb(0, 0, 250) 100%);
    overflow: hidden;
}

.about-hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.about-hero-glow {
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.3) 0%, transparent 70%);
    border-radius: 50%;
}

.about-hero-content {
    position: relative;
    text-align: center;
    z-index: 1;
}

.about-hero-title {
    font-size: 56px;
    font-weight: 700;
    color: white;
    margin-bottom: 16px;
    letter-spacing: 4px;
}

.about-hero-desc {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 2px;
}

/* 公司简介 */
.about-intro {
    padding: 100px 0;
    background: var(--color-primary);
}

.about-intro-content {
    max-width: 900px;
    margin: 0 auto 60px;
    text-align: center;
}

.about-intro-content p {
    font-size: 17px;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 20px;
}

.about-intro-content strong {
    color: var(--color-blue);
    font-weight: 600;
}

.about-stats {
     display: flex;
     justify-content: center;
     gap: 60px;
     flex-wrap: wrap;
     padding-top: 40px;
     border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.about-stat-item {
    text-align: center;
    min-width: 120px;
}

.about-stat-number {
    display: block;
    font-size: 48px;
    font-weight: 700;
    color: var(--color-blue);
    line-height: 1;
    margin-bottom: 8px;
}

.about-stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 1px;
}

/* 发展历程 */
.about-timeline {
    padding: 100px 0;
    background: #1e293b;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-blue), var(--color-cyan));
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
}

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

.timeline-dot {
    position: absolute;
    left: -40px;
    top: 0;
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    border: 3px solid var(--color-blue);
    border-radius: 50%;
    z-index: 1;
}

.timeline-content {
    background: var(--color-primary-dark);
    padding: 24px 30px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

.timeline-content:hover {
    border-color: rgba(37, 99, 235, 0.3);
    box-shadow: var(--shadow-md);
}

.timeline-year {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-blue);
    background: rgba(37, 99, 235, 0.1);
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}

.timeline-title {
    font-size: 20px;
    font-weight: 600;
    color: white;
    margin-bottom: 8px;
}

.timeline-desc {
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
}

/* 公司地址 */
.about-location {
    padding: 100px 0;
    background: var(--color-primary);
}

.location-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.location-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.location-item {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: #1e293b;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

.location-item:hover {
    border-color: rgba(37, 99, 235, 0.3);
}

.location-item svg {
    flex-shrink: 0;
    color: var(--color-blue);
}

.location-item h4 {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 6px;
    font-weight: 500;
}

.location-item p {
    font-size: 16px;
    color: white;
    line-height: 1.5;
}

.location-map {
    background: #475569;
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-height: 400px;
    height: 400px;
}

.map-placeholder {
    width: 100%;
    height: 100%;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: rgba(255, 255, 255, 0.6);
}

/* 联系方式 */
.about-contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #000a1a 0%, rgb(0, 0, 250) 100%);
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.contact-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
}

.contact-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(37, 99, 235, 0.4);
    transform: translateY(-4px);
}

.contact-qrcode {
    margin-bottom: 24px;
}

.qrcode-placeholder {
    width: 160px;
    height: 160px;
    margin: 0 auto;
    background: white;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: #333;
    font-size: 12px;
}

.contact-phone-icon,
.contact-email-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 24px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-blue);
}

.contact-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: white;
    margin-bottom: 12px;
}

.contact-card p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 4px;
}

.phone-number {
    font-size: 28px !important;
    font-weight: 700;
    color: var(--color-blue) !important;
    margin-bottom: 8px !important;
}

.email-address {
    font-size: 16px !important;
    color: white !important;
    word-break: break-all;
}

/* 响应式 */
@media (max-width: 992px) {
    .about-hero-title {
        font-size: 42px;
    }
    
    .about-stats {
        gap: 40px;
    }
    
    .about-stat-number {
        font-size: 40px;
    }
    
    .location-content {
        grid-template-columns: 1fr;
    }
    
    .contact-cards {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 768px) {
    .about-hero {
        padding: 120px 0 80px;
    }
    
    .about-hero-title {
        font-size: 32px;
        letter-spacing: 2px;
    }
    
    .about-hero-desc {
        font-size: 16px;
    }
    
    .about-intro,
    .about-timeline,
    .about-location,
    .about-contact {
        padding: 60px 0;
    }
    
    .about-stats {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .timeline {
        padding-left: 30px;
    }
    
    .timeline::before {
        left: 3px;
    }
    
    .timeline-dot {
        left: -30px;
        width: 14px;
        height: 14px;
    }
    
    .about-stat-number {
        font-size: 32px;
    }
}