/* SCADA页面样式 */

/* 通用布局 - 所有内容区域（除了Hero Banner）都使用这个类 */
.section-container {
    padding-left: 100px;
    padding-right: 100px;
    width: 100%;
    max-width: 1920px;
    margin: 0 auto;
    box-sizing: border-box;
}

/* Hero Banner样式 */
.scada-hero {
    position: relative;
    width: 100%;
    height: 751px;
    overflow: hidden;
}

.scada-hero-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.8);
}

.scada-hero-content {
    position: absolute;
    bottom: 100px;
    left: 100px;
    color: white;
    z-index: 2;
}

.scada-hero-title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.6);
    color: #fff;
}

.scada-hero-subtitle {
    font-size: 24px;
    max-width: 800px;
    line-height: 1.5;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.6);
    color: #fff;
}

/* IoT介绍部分样式 */
.iot-intro {
    padding: 60px 0;
    background-color: #fff;
}

.iot-intro-content {
    display: flex;
    align-items: flex-start;
    gap: 50px;
}

.iot-intro-image {
    flex: 1;
    max-width: 50%;
}

.iot-intro-image img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.iot-intro-text {
    flex: 1;
    padding-top: 0;
}

.iot-intro-text h3 {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 25px;
    color: #4472C4;
}

.iot-intro-text p {
    font-size: 19px;
    line-height: 2;
    margin-bottom: 25px;
    text-align: justify;
    color: #000;
}

.iot-intro-text p:last-child {
    margin-bottom: 0;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .iot-intro-content {
        flex-direction: column;
    }
    
    .iot-intro-image {
        max-width: 100%;
        margin-bottom: 30px;
    }
} 

/* IoT系统架构部分样式 */
.iot-architecture {
    padding: 60px 0;
    background-color: #fff;
}

.architecture-content {
    background-color: #f9f9f9;
    padding: 60px;
    width: 100%;
    box-sizing: border-box;
}

.architecture-image {
    margin-bottom: 30px;
}

.architecture-image img {
    max-width: 100%;
    height: auto;
    display: block;
}

.architecture-description {
    padding: 0;
}

.architecture-description p {
    margin-bottom: 20px;
    line-height: 1.8;
    font-size: 18px;
    text-indent: 0em;
    color: #000;
}

.description-list {
    padding-left: 0;
    margin-bottom: 0;
    list-style-type: none;
}

.description-list > li {
    margin-bottom: 15px;
    font-size: 18px;
    line-height: 1.8;
    color: #000;
    padding-left: 20px;
    position: relative;
    font-weight: bold;
}

.description-list > li strong {
    font-weight: bold;
    font-size: 20px;
    color: #000;
}

.description-list > li:before {
    content: counter(item) ".";
    counter-increment: item;
    position: absolute;
    left: 0;
    color: #000;
    font-weight: bold;
}

.description-list {
    counter-reset: item;
}

.description-list ol {
    padding-left: 20px;
    margin-top: 8px;
    margin-bottom: 15px;
    list-style-type: none;
}

.description-list ol li {
    margin-bottom: 8px;
    font-size: 18px;
    line-height: 1.8;
    color: #000;
    position: relative;
    font-weight: normal;
}

.description-list ol li::before {
    content: attr(data-number);
    font-weight: bold;
    margin-right: 5px;
}

/* 产品重点功能介绍 */
.product-features {
    padding: 60px 0;
}

.section-title {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 40px;
    text-align: center;
    color: #000;
    position: relative;
}

/* .features-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 0 auto;
    max-width: 1400px;
    width: 90%;
} */

.features-grid {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin: 0 auto;
}

.feature-item {
    flex: 1;
    position: relative;
    min-height: 600px;
}

.feature-title {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.feature-title-text {
    position: relative;
    text-align: center;
    color: #fff;
    font-size: 24px;
    font-weight: bold;
    padding: 10px 0;
    z-index: 2;
}

.feature-item ul {
    position: relative;
    list-style: none;
    padding: 20px;
    margin-top: 35px;
    z-index: 2;
}

.feature-item li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 15px;
    font-size: 18px;
    line-height: 1.6;
    font-weight: bold;
    
}

.feature-item li:before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background: #666;
    border-radius: 50%;
}

@media (max-width: 1200px) {
    .features-grid {
        flex-wrap: wrap;
    }
    
    .feature-item {
        flex: 0 0 calc(50% - 10px);
        margin-bottom: 20px;
    }
}

@media (max-width: 768px) {
    .feature-item {
        flex: 0 0 100%;
        min-height: 500px;
    }
    
    .feature-title-text {
        font-size: 20px;
        padding: 25px 0;
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .section-container {
        padding-left: 15px;
        padding-right: 15px;
    }
    
    .feature-item {
        flex: 0 0 100%;
    }
    
    .feature-title-text {
        font-size: 18px;
    }
    
    .feature-item li {
        font-size: 14px;
    }
}

/* 删除以下架构图相关的样式 */
.architecture-container,
.arch-layer,
.layer-label,
.layer-content,
.app-layer,
.module-column,
.module-header,
.module-items,
.module-item,
.side-module,
.device-module,
.platform-layer,
.platform-name,
.platform-modules,
.data-layer {
    display: none;
}

/* 标题样式 */
.architecture-title,
.section-title {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 40px;
    text-align: center;
    color: #000;
}

/* 功能卡片网格 */
.features-grid {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    margin: 0;
    width: 100%;
}

.feature-card {
    flex: 1;
    background: #fff;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 520px;
}

.feature-header {
    background: linear-gradient(to right, #2E71B8 0%, #4A90E2 50%, #2E71B8 100%);
    color: white;
    padding: 18px 20px;
    font-size: 22px;
    font-weight: normal;
    text-align: center;
    position: relative;
}

.feature-header::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid #4A90E2;
}

.feature-content {
    padding: 30px 25px 20px;
    flex: 1;
    background: #fff;
}

.feature-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-content li {
    position: relative;
    padding-left: 18px;
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.8;
    color: #000;
}

.feature-content li::before {
    content: '•';
    color: #2E71B8;
    font-size: 20px;
    position: absolute;
    left: 0;
    top: -2px;
}

.highlight {
    color: #e74c3c;
    font-weight: normal;
    font-size: 16px;
}

@media (max-width: 992px) {
    .features-grid {
        flex-wrap: wrap;
    }

    .feature-card {
        flex: 0 0 calc(50% - 10px);
        margin-bottom: 20px;
    }
}

@media (max-width: 576px) {
    .feature-card {
        flex: 0 0 100%;
    }

    .feature-header {
        font-size: 16px;
        padding: 10px 15px;
    }

    .feature-content {
        padding: 20px 15px;
    }

    .feature-content li {
        font-size: 14px;
        margin-bottom: 10px;
    }
}

/* 平台价值展示 */
.platform-value {
    width: 100%;
    padding: 40px 100px;
    background: #fff;
}

.value-bg {
    width: 100%;
    height: 750px;
    background: url('/img/scada/scada6.png') no-repeat center center;
    background-size: contain;
    margin: 0 auto;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .platform-value {
        padding: 30px 15px;
    }
    
    .value-bg {
        height: 300px;
    }
}

/* 移动端适配 */
@media (max-width: 768px) {
    .scada-hero {
        height: 400px;
    }

    .scada-hero-content {
        left: 15px;
        bottom: 50px;
        right: 15px;
    }

    .scada-hero-title {
        font-size: 32px;
        margin-bottom: 10px;
    }

    .scada-hero-subtitle {
        font-size: 16px;
    }

    /* IoT介绍部分移动端样式 */
    .iot-intro {
        padding: 30px 0;
    }

    .iot-intro-content {
        flex-direction: column;
        gap: 25px;
    }

    .iot-intro-text h3 {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .iot-intro-text p {
        font-size: 16px;
        line-height: 1.8;
    }

    /* 架构图部分移动端样式 */
    .architecture-content {
        padding: 30px 15px;
    }

    .architecture-title {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .architecture-description p {
        font-size: 16px;
    }

    .description-list > li {
        font-size: 16px;
        padding-left: 15px;
    }

    .description-list > li strong {
        font-size: 18px;
    }

    .description-list ol li {
        font-size: 16px;
    }

    /* 功能介绍部分移动端样式 */
    .product-features {
        padding: 30px 0;
    }

    .section-title {
        font-size: 24px;
        margin-bottom: 25px;
    }

    .features-grid {
        flex-direction: column;
        gap: 15px;
    }

    .feature-item {
        min-height: auto;
        padding-bottom: 30px;
    }

    .feature-item ul {
        padding: 15px;
        margin-top: 25px;
    }

    .feature-item li {
        font-size: 16px;
        margin-bottom: 10px;
    }

    /* 平台价值展示移动端样式 */
    .platform-value {
        padding: 30px 15px;
    }

    .value-bg {
        height: 300px;
    }
}

/* 小屏幕手机适配 */
@media (max-width: 375px) {
    .scada-hero {
        height: 300px;
    }

    .scada-hero-title {
        font-size: 28px;
    }

    .scada-hero-subtitle {
        font-size: 14px;
    }

    .iot-intro-text p {
        font-size: 14px;
    }

    .feature-item li {
        font-size: 14px;
    }
}