/* 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: 145%;
    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;
}

/* 企业IT战略规划说明 */
.plan-intro {
    padding: 60px 100px;
    background: #fff;
    max-width: 1920px;
    margin: 0 auto;
    box-sizing: border-box;
}

.plan-intro h2 {
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 30px;
    color: #000;
}

.plan-intro p {
    font-size: 20px;
    line-height: 1.8;
    margin-bottom: 20px;
    text-align: justify;
    color: #000;
    text-indent: 2em;
}

@media screen and (max-width: 1600px) {
    .plan-intro {
        padding: 40px 80px;
    }
    
    .plan-intro h2 {
        font-size: 32px;
        margin-bottom: 25px;
    }
    
    .plan-intro p {
        font-size: 18px;
        margin-bottom: 18px;
    }
}

@media screen and (max-width: 1200px) {
    .plan-intro {
        padding: 30px 60px;
    }
    
    .plan-intro h2 {
        font-size: 28px;
        margin-bottom: 20px;
    }
    
    .plan-intro p {
        font-size: 16px;
        margin-bottom: 15px;
    }
}

@media screen and (max-width: 992px) {
    .plan-intro {
        padding: 30px;
    }
    
    .plan-intro h2 {
        font-size: 24px;
    }
    
    .plan-intro p {
        font-size: 15px;
        line-height: 1.6;
    }
}

/* 服务内容模块 */
.service-modules {
    padding: 60px 100px;
    background: #fff;
    max-width: 1920px;
    margin: 0 auto;
    box-sizing: border-box;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-item {
    background: url('/img/brochure/plan/brochure-plan2.png') no-repeat center;
    background-size: 100% 100%;
    height: 500px;
    position: relative;
}

.service-item h3 {
    color: #fff;
    font-size: 25px;
    text-align: center;
    position: absolute;
    left: 0;
    right: 0;
    font-weight: bold;
}

.service-item ul {
    list-style: none;
    padding: 0 30px;
    position: absolute;
    top: 120px;
    left: 0;
    right: 0;
}

.service-item li {
    position: relative;
    padding-left: 15px;
    margin-bottom: 15px;
    font-size: 20px;
    line-height: 1.6;
    color: #000;
}

.service-item li:before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: #000;
    border-radius: 50%;
}

@media screen and (max-width: 1600px) {
    .service-modules {
        padding: 40px 80px;
    }
    
    .service-item {
        height: 450px;
    }
    
    .service-item h3 {
        font-size: 22px;
    }
    
    .service-item ul {
        padding: 0 25px;
        top: 100px;
    }
    
    .service-item li {
        font-size: 18px;
        margin-bottom: 12px;
    }
}

@media screen and (max-width: 1200px) {
    .service-modules {
        padding: 30px 60px;
    }
    
    .service-grid {
        gap: 20px;
    }
    
    .service-item {
        height: 400px;
    }
    
    .service-item h3 {
        font-size: 20px;
    }
    
    .service-item ul {
        padding: 0 20px;
        top: 80px;
    }
    
    .service-item li {
        font-size: 16px;
        margin-bottom: 10px;
    }
}

@media screen and (max-width: 992px) {
    .service-modules {
        padding: 30px;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .service-item {
        height: 350px;
    }
    
    .service-item ul {
        top: 70px;
    }
}

/* 框架图部分 */
.framework-section {
    padding: 60px 0;
    background: #fff;
}

.framework-title {
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 40px;
    color: #000;
    padding: 0 100px;
}

.framework-image {
    width: calc(100% - 200px);
    height: 600px;
    background: url('/img/brochure/plan/brochure-plan3.png') no-repeat center;
    background-size: contain;
    margin: 0 auto;
    padding: 0 100px;
}

/* 数字罗盘部分 */
.compass-section {
    padding: 60px 100px;
    background: #fff;
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 1920px;
    margin: 0 auto;
    box-sizing: border-box;
}

.compass-content {
    flex: 1;
    min-width: 0; /* 防止文字溢出 */
}

.compass-title {
    font-size: 32px;
    font-weight: bold;
    color: #000;
    margin-bottom: 30px;
    position: relative;
    padding-left: 40px;
}

.compass-title:before {
    content: '►';
    position: absolute;
    left: -5px;
    color: #000;
}

.compass-text {
    font-size: 20px;
    line-height: 1.8;
    color: #000;
    text-indent: 0;
    margin-bottom: 20px;
    position: relative;
    padding-left: 30px;
}

.compass-text:before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 16px;
    height: 16px;
    background-color: #000;
}

.compass-image {
    flex: 0 0 500px;
    height: 500px;
    background: url('/img/brochure/plan/brochure-plan4.png') no-repeat center;
    background-size: contain;
}

@media screen and (max-width: 1600px) {
    .compass-section {
        padding: 40px 80px;
        gap: 40px;
    }
    
    .compass-image {
        flex: 0 0 400px;
        height: 400px;
    }
    
    .compass-title {
        font-size: 28px;
    }
    
    .compass-text {
        font-size: 18px;
    }
}

@media screen and (max-width: 1200px) {
    .compass-section {
        padding: 30px 60px;
        gap: 30px;
    }
    
    .compass-image {
        flex: 0 0 350px;
        height: 350px;
    }
}

@media screen and (max-width: 992px) {
    .compass-section {
        flex-direction: column;
        padding: 30px;
    }
    
    .compass-image {
        width: 100%;
        flex: none;
        height: 400px;
        order: -1; /* 图片移到上面 */
    }
    
    .compass-content {
        width: 100%;
    }
}

/* 移动端适配（手机端） */
@media screen and (max-width: 768px) {
    /* 通用布局调整 */
    .section-container {
        padding-left: 15px;
        padding-right: 15px;
    }

    /* Hero Banner移动端适配 */
    .scada-hero {
        height: 400px;
    }

    .scada-hero-bg {
        height: 100%;
    }

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

    .scada-hero-title {
        font-size: 28px;
        margin-bottom: 10px;
    }

    .scada-hero-subtitle {
        font-size: 16px;
        max-width: 100%;
    }

    /* 企业IT战略规划说明部分 */
    .plan-intro {
        padding: 30px 15px;
    }

    .plan-intro h2 {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .plan-intro p {
        font-size: 14px;
        line-height: 1.6;
        margin-bottom: 15px;
    }

    /* 服务内容模块 */
    .service-modules {
        padding: 30px 15px;
    }

    .service-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .service-item {
        height: auto;
        min-height: 300px;
        padding: 20px 15px;
        background-size: cover;
    }

    .service-item h3 {
        position: relative;
        font-size: 20px;
        margin-bottom: 20px;
    }

    .service-item ul {
        position: relative;
        top: 0;
        padding: 0 15px;
    }

    .service-item li {
        font-size: 14px;
        margin-bottom: 10px;
        padding-left: 12px;
    }

    .service-item li:before {
        top: 8px;
        width: 4px;
        height: 4px;
    }

    /* 框架图部分 */
    .framework-section {
        padding: 30px 0;
    }

    .framework-title {
        font-size: 24px;
        margin-bottom: 20px;
        padding: 0 15px;
    }

    .framework-image {
        width: calc(100% - 30px);
        height: 300px;
        padding: 0 15px;
    }

    /* 数字罗盘部分 */
    .compass-section {
        padding: 30px 15px;
        flex-direction: column;
        gap: 20px;
    }

    .compass-content {
        width: 100%;
    }

    .compass-title {
        font-size: 20px;
        margin-bottom: 20px;
        padding-left: 25px;
    }

    .compass-title:before {
        font-size: 16px;
        left: 0;
    }

    .compass-text {
        font-size: 14px;
        line-height: 1.6;
        padding-left: 20px;
        margin-bottom: 15px;
    }

    .compass-text:before {
        width: 12px;
        height: 12px;
        top: 6px;
    }

    .compass-image {
        width: 100%;
        height: 250px;
    }
}

/* 超小屏幕适配 */
@media screen and (max-width: 375px) {
    .scada-hero {
        height: 300px;
    }

    .scada-hero-title {
        font-size: 24px;
    }

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

    .plan-intro h2 {
        font-size: 20px;
    }

    .plan-intro p {
        font-size: 13px;
    }

    .service-item {
        min-height: 250px;
    }

    .service-item h3 {
        font-size: 18px;
    }

    .service-item li {
        font-size: 13px;
    }

    .framework-image {
        height: 200px;
    }

    .compass-image {
        height: 200px;
    }
}