/* banner 区域 */
.banner {
    background: #eaf1ff;
    padding: 128px 0 0 0;
    position: relative;
    margin-top: 72px;
}
.banner-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 320px;
}
.banner-text {
    max-width: 480px;
}
.banner-text h1 {
    font-size: 36px;
    color: #222;
    margin-bottom: 16px;
}
.banner-text p {
    font-size: 18px;
    color: #555;
    margin-bottom: 32px;
}
.banner-img img {
    width: 380px;
    height: auto;
    display: block;
}
.banner-stats {
    display: flex;
    justify-content: space-between;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
    padding: 24px 32px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -48px;
    width: 1100px;
}
.stat-item {
    text-align: center;
}
.stat-item span {
    display: block;
    font-size: 28px;
    color: #2563ff;
    font-weight: bold;
}
.stat-item p {
    color: #888;
    font-size: 15px;
    margin-top: 6px;
}
/* 行业解决方案 */
.solution-section {
    background: #11131a;
    color: #fff;
    padding: 120px 0 60px 0;
}
.solution-section h2 {
    color: #fff;
    text-align: center;
    font-size: 28px;
}
.solution-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 40px;
}
.solution-item {
    background: #181b23;
    border-radius: 12px;
    padding: 36px 24px;
    text-align: center;
    transition: box-shadow 0.2s, background 0.2s;
    cursor: pointer;
    border: 2px solid transparent;
}
.solution-item.active, .solution-item:hover {
    background: #2563ff;
    color: #fff;
    box-shadow: 0 4px 24px rgba(37,99,255,0.08);
    border-color: #2563ff;
}
.solution-item h3 {
    font-size: 20px;
    margin-bottom: 12px;
}
.solution-item p {
    font-size: 15px;
    color: #c0c6d8;
}
/* 客户画像 */
.client-section {
    background: #fff;
    padding: 80px 0 40px 0;
    text-align: center;
}
.client-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    margin-top: 32px;
}
.client-logos img {
    height: 48px;
    width: auto;
    filter: grayscale(1);
    opacity: 0.8;
    transition: filter 0.2s, opacity 0.2s;
}
.client-logos img:hover {
    filter: none;
    opacity: 1;
}
/* 应用场景 */
.scene-section {
    background: #f7f8fa;
    padding: 40px 0 40px 0;
}
.scene-list {
    display: flex;
    justify-content: space-between;
    gap: 32px;
}
.scene-item {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
    text-align: center;
    padding: 24px 12px 16px 12px;
    width: 180px;
    transition: box-shadow 0.2s, transform 0.2s;
}
.scene-item img {
    width: 80px;
    height: 80px;
    margin-bottom: 12px;
}
.scene-item p {
    font-size: 16px;
    color: #222;
}
.scene-item:hover {
    box-shadow: 0 8px 32px rgba(37,99,255,0.10);
    transform: translateY(-6px) scale(1.04);
}
/* 成功案例 */
.case-section {
    background: #181b23;
    color: #fff;
    padding: 80px 0 60px 0;
}
.case-section h2 {
    color: #fff;
    text-align: center;
    font-size: 28px;
}
.case-tabs {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin: 32px 0 40px 0;
}
.case-tabs span {
    font-size: 16px;
    color: #b0b8c9;
    padding: 8px 24px;
    border-radius: 20px;
    cursor: pointer;
    background: none;
    transition: background 0.2s, color 0.2s;
}
.case-tabs .active, .case-tabs span:hover {
    background: #2563ff;
    color: #fff;
}
.case-content {
    display: flex;
    align-items: center;
    gap: 48px;
    margin-top: 24px;
    justify-content: center;
}
.case-img img {
    width: 340px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.case-desc h3 {
    font-size: 22px;
    margin-bottom: 16px;
}
.case-desc p {
    font-size: 16px;
    color: #c0c6d8;
    margin-bottom: 18px;
}
.case-desc ul {
    padding-left: 18px;
    color: #fff;
    font-size: 15px;
}
.case-desc li {
    margin-bottom: 8px;
}
/* 公司介绍 */
.about-section {
    background: #fff;
    padding: 80px 0 60px 0;
}
.about-content {
    display: flex;
    align-items: center;
    gap: 48px;
    margin-bottom: 32px;
}
.about-text {
    flex: 1;
}
.about-img img {
    width: 320px;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.about-btn {
    display: block;
    margin: 0 auto;
    width: 260px;
    text-align: center;
}
/* 合作伙伴 */
.partner-section {
    background: #fff;
    padding: 60px 0 60px 0;
}
.partner-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px 64px;
    margin-top: 32px;
}
.partner-logos img {
    height: 48px;
    width: auto;
    filter: grayscale(1);
    opacity: 0.8;
    transition: filter 0.2s, opacity 0.2s;
}
.partner-logos img:hover {
    filter: none;
    opacity: 1;
}