:root {
    --primary: #FF6B00;
    --dark-orange: #E55A00;
    --light-orange: #FFF5E6;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --medium-gray: #e9ecef;
    --dark-gray: #333333;
    --text-gray: #666666;
    --border-gray: #dddddd;
    --blue-light: #e8f4ff;
    --blue-medium: #4a9eff;
    --blue-dark: #1a73e8;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft YaHei", "Segoe UI", sans-serif;
}

body {
    color: var(--dark-gray);
    line-height: 1.6;
    background-color: var(--white);
}

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 15px;
}

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
    font-size: 36px;
    color: var(--dark-gray);
    position: relative;
}

.section-title:after {
    content: '';
    display: block;
    width: 80px;
    height: 3px;
    background: var(--primary);
    margin: 20px auto;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    font-weight: 500;
}

.btn:hover {
    background-color: var(--dark-orange);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(255, 107, 0, 0.3);
}

/* 页面头部样式 */
.page-header {
    background: url('//cpap.genial.cn/webfile/common/背景.jpg') center/cover no-repeat;
    color: var(--primary);
    padding: 125px 0;
    text-align: center;
}

.page-header h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.page-header p {
    font-size: 20px;
    max-width: 800px;
    margin: 0 auto;
    color: var(--dark-gray);
}

/* 解决方案样式 - 图文并茂布局 */
.solution-row {
    align-items: center;
    margin-bottom: 100px;
    gap: 60px;
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.solution-row.reverse {
    flex-direction: row-reverse;
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
}

.solution-image {
    flex: 1;
    min-height: 500px;
    overflow: hidden;
    border-radius: 12px;
}

.solution-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.solution-row:hover .solution-image img {
    transform: scale(1.05);
}

.solution-content {
    flex: 1;
    padding: 50px;
}

.solution-tag {
    display: inline-block;
    background-color: var(--primary);
    color: var(--white);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 20px;
}

.solution-content h2 {
    font-size: 32px;
    margin-bottom: 15px;
    color: var(--dark-gray);
}

.solution-subtitle {
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 25px;
    font-weight: 500;
}

.solution-description {
    margin-bottom: 30px;
    color: var(--text-gray);
    line-height: 1.8;
}

/* 方案优势 */
.solution-advantages {
    margin: 30px 0;
    padding: 25px;
}

.solution-advantages h3 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--dark-gray);
    display: flex;
    align-items: center;
}

.solution-advantages h3 i {
    margin-right: 10px;
    color: var(--primary);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.advantage-item {
    display: flex;
    align-items: flex-start;
}

.advantage-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--light-orange);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 10px;
    color: var(--primary);
    font-size: 12px;
    flex-shrink: 0;
    margin-top: 2px;
}

.advantage-text {
    color: var(--text-gray);
}

/* 适用场景 */
.solution-scenarios {
    background-color: var(--light-gray);
    padding: 25px;
    border-radius: 8px;
    margin: 30px 0;
    border-left: 4px solid var(--primary);
}

.solution-scenarios h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--dark-gray);
    display: flex;
    align-items: center;
}

.solution-scenarios h3 i {
    margin-right: 10px;
    color: var(--primary);
}

.scenario-list {
    list-style: none;
}

.scenario-list li {
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
    color: var(--text-gray);
}

.scenario-list li:before {
    content: '•';
    position: absolute;
    left: 10px;
    color: var(--primary);
    font-size: 20px;
}

/* 推荐产品 */
.recommended-products {
    margin-top: 30px;
    padding: 25px;
    border-top: 1px solid var(--border-gray);
}

.recommended-products h3 {
    margin-bottom: 15px;
    color: var(--dark-gray);
    font-size: 20px;
}

.product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.product-tag {
    background-color: var(--light-gray);
    padding: 8px 15px;
    border-radius: 4px;
    font-size: 14px;
    color: var(--dark-gray);
    transition: all 0.3s;
}

.product-tag:hover {
    background-color: var(--primary);
    color: var(--white);
}

/* 咨询引导区块 */
.consultation-cta {    
    background-image: url('//cpap.genial.cn/webfile/common/背景.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--dark-gray);
    padding: 80px 0;
    text-align: center;
    margin: 80px 0;
    border-radius: 12px;
}

.consultation-cta h3 {
    font-size: 36px;
    margin-bottom: 20px;
    color: var(--dark-gray);
}

.consultation-cta p {
    font-size: 18px;
    max-width: 800px;
    margin: 0 auto 30px;
    color: var(--text-gray);
}

.consultation-cta .btn {
    background-color: var(--primary);
    color: var(--white);
    font-weight: 600;
    padding: 15px 40px;
    font-size: 18px;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .page-header h1 {
        font-size: 36px;
    }

    .page-header p {
        font-size: 18px;
    }

    .solution-content h2 {
        font-size: 28px;
    }

    .solution-subtitle {
        font-size: 18px;
    }

    .consultation-cta h3 {
        font-size: 28px;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 28px;
    }

    .solution-row {
        flex-direction: column;
        gap: 0;
        margin-bottom: 60px;
    }

    .solution-row.reverse {
        flex-direction: column;
    }

    .solution-grid {
        grid-template-columns: repeat(1, 1fr);
        gap: 20px;
    }

    .solution-image {
        min-height: 300px;
        width: 100%;
    }

    .solution-content {
        padding: 10px 30px;
    }

    .solution-advantages {
        margin: 0;
        padding: 0 25px;
    }

    .solution-scenarios {
        margin: 10PX 0;
    }
}

@media (max-width: 576px) {    
    .page-header {
        padding: 140px 0 80px;
    }

    .page-header h1 {
        font-size: 2.2rem;
    }

    .page-header p {
        font-size: 1.2rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    .solution-content h2 {
        font-size: 24px;
    }

    .solution-subtitle {
        font-size: 16px;
    }

    .consultation-cta {
        padding: 60px 20px;
        margin: 0;
    }

    .consultation-cta h3 {
        font-size: 24px;
    }

    .consultation-cta p {
        font-size: 16px;
    }
}