/* 关于我们页面样式 */

.about-banner {
    background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
    padding: 80px 0;
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.about-banner::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 1200 120"><path fill="%23ffffff" fill-opacity="0.05" d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" opacity=".25"/><path fill="%23ffffff" fill-opacity="0.05" d="M0,0V15.81C13,36.92,27.64,56.86,47.69,72.05,99.41,111.27,165,111,224.58,91.58c31.15-10.15,60.09-26.07,89.67-39.8,40.92-19,84.73-46,130.83-49.67,36.26-2.85,70.9,9.42,98.6,31.56,31.77,25.39,62.32,62,103.63,73,40.44,10.79,81.35-6.69,119.13-24.28s75.16-39,116.92-43.05c59.73-5.85,113.28,22.88,168.9,38.84,30.2,8.66,59,6.17,87.09-7.5,22.43-10.89,48-26.93,60.65-49.24V0Z" opacity=".5"/><path fill="%23ffffff" fill-opacity="0.05" d="M0,0V5.63C149.93,59,314.09,71.32,475.83,42.57c43-7.64,84.23-20.12,127.61-26.46,59-8.63,112.48,12.24,165.56,35.4C827.93,77.22,886,95.24,951.2,90c86.53-7,172.46-45.71,248.8-84.81V0Z"/></svg>') center bottom no-repeat;
    background-size: cover;
    opacity: 0.3;
}

.about-banner-content {
    position: relative;
    z-index: 1;
}

.about-banner-title {
    font-size: 42px;
    font-weight: 600;
    margin-bottom: 15px;
}

.about-banner-subtitle {
    font-size: 18px;
    opacity: 0.95;
}

.about-intro {
    padding: 80px 0;
}

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

.about-intro-content h2 {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 25px;
    color: #1a1a1a;
}

.about-intro-content p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 20px;
}

.about-intro-image {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

/* 统计数据 */
.about-stats {
    padding: 60px 0;
    background-color: #f8f9fa;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.stat-item {
    text-align: center;
}

.stat-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon svg {
    width: 36px;
    height: 36px;
    fill: #fff;
}

.stat-number {
    font-size: 36px;
    font-weight: 600;
    color: #1a73e8;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 15px;
    color: #666;
}

/* 价值观 */
.about-values {
    padding: 80px 0;
}

.values-title {
    font-size: 32px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 50px;
    color: #1a1a1a;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.value-card {
    background-color: #fff;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    transition: all 0.3s;
}

.value-card:hover {
    box-shadow: 0 8px 28px rgba(0,0,0,0.15);
    transform: translateY(-6px);
}

.value-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.value-icon svg {
    width: 40px;
    height: 40px;
    fill: #1a73e8;
}

.value-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.value-desc {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
}

/* 优势 */
.about-advantages {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.advantages-title {
    font-size: 32px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 50px;
    color: #1a1a1a;
}

.advantages-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.advantage-card {
    background-color: #fff;
    border-radius: 12px;
    padding: 35px;
    display: flex;
    gap: 25px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    transition: all 0.3s;
}

.advantage-card:hover {
    box-shadow: 0 6px 24px rgba(0,0,0,0.12);
}

.advantage-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.advantage-icon svg {
    width: 32px;
    height: 32px;
    fill: #fff;
}

.advantage-content {
    flex: 1;
}

.advantage-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #1a1a1a;
}

.advantage-desc {
    font-size: 15px;
    line-height: 1.6;
    color: #666;
}

/* 响应式 */
@media (max-width: 768px) {
    .about-banner-title {
        font-size: 32px;
    }

    .about-intro-grid {
        grid-template-columns: 1fr;
    }

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

    .values-grid {
        grid-template-columns: 1fr;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
    }
}