/* 全局样式重置 */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

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


/* 头部区域样式 */

.header {
    background: linear-gradient(135deg, #0052D4, #4364F7, #6FB1FC);
    color: white;
    padding: 60px 0;
    /* text-align: center; */
    height: 490px;
}

.logo {
    font-size: 2.5em;
    margin-bottom: 20px;
    margin-top: 120px;
}

.subtitle {
    font-size: 1.2em;
    margin-bottom: 30px;
    max-width: 800px;
    /* margin-left: auto; */
    /* margin-right: auto; */
    text-align: left;
}

.download-buttons {
    display: flex;
    /* justify-content: center; */
    gap: 20px;
    flex-wrap: wrap;
}

.btn-container {
    position: relative;
}

.qrcode-popup {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    margin-top: 10px;
}

.qrcode-popup img {
    width: 150px;
    height: 150px;
}

.qrcode-popup::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 0 8px 8px 8px;
    border-style: solid;
    border-color: transparent transparent white transparent;
}

.btn-container:hover .qrcode-popup {
    display: block;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: #1F2329;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-text {
    font-size: 14px;
    text-align: center;
}

.btn:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn img {
    width: 24px;
    height: 24px;
    margin-right: 10px;
}


/* 核心价值区域样式 */

.core-values {
    padding: 80px 0;
    background: #f8f9fa;
    height: 590px;
}

.core-values h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2em;
    color: #2c3e50;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    padding: 20px;
}

.value-item {
    text-align: center;
    padding: 30px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.value-item:hover {
    transform: translateY(-5px);
}

.value-item img {
    width: 105px;
    height: 120px;
    /* margin-bottom: 20px; */
}

.value-item h3 {
    margin-bottom: 15px;
    color: #2c3e50;
}


/* 数字赋能区域样式 */

.digital-empowerment {
    padding: 40px 0;
    background: linear-gradient(135deg, #0052D4, #4364F7);
    color: white;
    height: 260px;
}

.digital-empowerment .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.digital-empowerment .content {
    padding-right: 40px;
}

.digital-empowerment h2 {
    font-size: 2em;
    margin-bottom: 20px;
}

.digital-empowerment .illustration img {
    max-width: 100%;
    border-radius: 12px;
}


/* 功能亮点区域样式 */

.features {
    padding: 80px 0;
    background: #fff;
}

.features h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2em;
    color: #2c3e50;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: row;
    transition: transform 0.3s ease;
    height: 100%;
    height: 320px;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-content {
    padding: 40px;
    flex: 1;
    padding-top: 66px;
    padding-right: 0px;
}

.feature-content h3 {
    margin-bottom: 15px;
    color: #2c3e50;
    font-size: 1.5em;
}

.feature-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
    font-size: 14px;
}

.feature-tags {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.feature-tags span {
    padding: 2px 12px;
    background: #1363F9;
    border-radius: 5px;
    font-size: 14px;
    color: white;
}

.feature-image {
    padding: 20px;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    /* width: 200px; */
    padding-left: 0;
}

.feature-image img {
    width: 100%;
    height: auto;
    max-width: 140px;
    margin-top: -80px;
}


/* 联系我们区域样式 */

.contact {
    padding: 40px 0;
    background: #2c3e50;
    color: white;
    height: 240px
}

.contact h2 {
    text-align: center;
    margin-bottom: 20px;
}

.contact p {
    text-align: center;
    margin-bottom: 40px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 40px;
    max-width: 600px;
    margin: 0 auto;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.info-item img {
    width: 24px;
    height: 24px;
}


/* 响应式布局 */

@media (max-width: 992px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    .feature-card {
        flex-direction: row;
    }
    .feature-image {
        width: 160px;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 40px 0;
    }
    .logo {
        font-size: 2em;
    }
    .subtitle {
        font-size: 1em;
    }
    .digital-empowerment .container {
        grid-template-columns: 1fr;
    }
    .digital-empowerment .content {
        padding-right: 0;
        text-align: center;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .contact-info {
        padding: 0 20px;
    }
    .feature-card {
        flex-direction: column;
    }
    .feature-image {
        width: 100%;
        padding: 20px;
    }
    .feature-image img {
        max-width: 120px;
    }
    .feature-content {
        padding: 30px;
    }
}

@media (max-width: 480px) {
    .btn {
        width: 100%;
        justify-content: center;
    }
    .values-grid {
        grid-template-columns: 1fr;
    }
}