/* 关于我们横幅样式 */
.about-banner {
    height: 600px;
    background: linear-gradient(135deg, #004AAD 0%, #0066FF 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.about-banner::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: url('../images/about-pattern.png') no-repeat right center;
    background-size: contain;
    opacity: 0.1;
}

.about-banner .banner-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
    z-index: 2;
    color: #fff;
}

.about-banner h1 {
    font-size: 48px;
    margin-bottom: 30px;
    color: #ffffff;
}

.banner-desc {
    max-width: 800px;
}

.banner-desc p {
    font-size: 20px;
    line-height: 1.6;
    margin-bottom: 15px;
    opacity: 0.9;
    color: rgba(255, 255, 255, 0.9);
}

/* 联系方式模块 */
.contact-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.section-title {
    text-align: center;
    font-size: 36px;
    color: #333;
    margin-bottom: 60px;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.contact-card {
    background: #fff;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.contact-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon img {
    width: 40px;
    height: 40px;
}

.contact-card h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 15px;
}

.contact-number,
.contact-email {
    font-size: 24px;
    color: #00BFA6;
    margin-bottom: 10px;
}

.contact-time {
    font-size: 14px;
    color: #666;
}

/* 关于我们介绍模块 */
.about-intro {
    padding: 80px 0;
    background: #fff;
}

.intro-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.intro-title {
    font-size: 36px;
    color: #333;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.intro-title .highlight {
    color: #00BFA6;
}

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

/* 全球覆盖模块 */
.global-coverage {
    padding: 80px 0;
    background: #f8f9fa;
}

.map-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
}

.world-map {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* 模态框样式 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    position: relative;
    width: 400px;
}

.close-btn {
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 24px;
    cursor: pointer;
    color: #999;
}

.form {
    margin-top: 20px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
}

.submit-btn {
    width: 100%;
    padding: 12px;
    background: #00BFA6;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background: #00a892;
}