/* ===== solution.css — 解决方案页面专用样式 ===== */
/* 包含所有覆盖样式、布局、卡片、表格、移动端适配等 */

:root {
    --primary: #1c7ac7;
    --primary-dark: #155a9c;
    --primary-light: #e8f0fe;
    --card-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    --radius: 14px;
    --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ===== 覆盖外部样式 ===== */
.wrap {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 30px !important;
    max-width: 1440px !important;
    margin: 120px auto 0 !important;
    padding: 0 20px !important;
    width: auto !important;
    float: none !important;
    box-sizing: border-box !important;
    min-width: 0 !important;
    align-items: flex-start !important;
}
.mleft {
    flex: 0 0 250px !important;
    width: 250px !important;
    float: none !important;
    min-width: 0 !important;
    margin-top: 0 !important;
    align-self: flex-start !important;
}
.symr {
    flex: 1 !important;
    min-width: 0 !important;
    float: none !important;
    width: auto !important;
    margin-top: 0 !important;
    margin-bottom: 0 !important;
    align-self: flex-start !important;
}

/* ===== 左侧边栏（关键：包含 .mltit1） ===== */
.mleft .mltit1 {
    background: var(--primary) !important;
    height: 54px !important;
    border-radius: var(--radius) var(--radius) 0 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: #fff !important;
    font-size: 20px !important;
    font-weight: 700 !important;
    letter-spacing: 2px !important;
    background-image: none !important;
}
.mleft .mltit1::before {
    content: "◆" !important;
    margin-right: 10px !important;
    font-size: 18px !important;
}
.mleft .cplb {
    background: #fff !important;
    border-radius: 0 0 var(--radius) var(--radius) !important;
    box-shadow: var(--card-shadow) !important;
    padding: 6px 0 12px !important;
    margin-bottom: 20px !important;
}
.mleft .cplb dl {
    margin: 0 16px !important;
    border-bottom: 1px solid #f0f0f0 !important;
    padding: 4px 0 !important;
}
.mleft .cplb dl:last-child {
    border-bottom: none !important;
}
.mleft .cplb dt {
    font-weight: 600 !important;
    font-size: 15px !important;
    line-height: 35px !important;
    padding-left: 20px !important;
    color: #1a1a2e !important;
}
.mleft .cplb dt.p14 a {
    display: block !important;
    padding: 10px 0 10px 36px !important;
    font-size: 15px !important;
    font-weight: 600 !important;
    color: #1a1a2e !important;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="%231c7ac7" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"/></svg>') left center no-repeat !important;
    background-size: 18px !important;
    transition: color var(--transition) !important;
}
.mleft .cplb dt.p14 a:hover {
    color: var(--primary) !important;
}
.mleft .cplb .contact-item {
    display: block !important;
    padding: 10px 0 10px 36px !important;
    font-size: 15px !important;
    font-weight: 600 !important;
    color: #1a1a2e !important;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="%231c7ac7" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"/></svg>') left center no-repeat !important;
    background-size: 18px !important;
    cursor: default !important;
}

/* ===== 右侧内容区 ===== */
.nei-content-right {
    width: 100% !important;
    float: none !important;
    background: #fff !important;
    border-radius: var(--radius) !important;
    box-shadow: var(--card-shadow) !important;
    padding: 30px 35px 40px !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
    min-width: 0 !important;
}

/* ===== 面包屑 ===== */
.breadcrumb-enhanced {
    background: #f8fafc !important;
    padding: 12px 20px !important;
    border-radius: 8px !important;
    margin-bottom: 24px !important;
    display: flex !important;
    align-items: center !important;
    flex-wrap: wrap !important;
    gap: 4px 8px !important;
}
.breadcrumb-enhanced .sep {
    color: #94a3b8 !important;
    font-size: 14px !important;
    margin: 0 2px !important;
}
.breadcrumb-enhanced .current {
    color: #0a2540 !important;
    font-weight: 600 !important;
    font-size: 14px !important;
}
.breadcrumb-enhanced a {
    color: var(--primary) !important;
    text-decoration: none !important;
    font-size: 14px !important;
    transition: color 0.2s !important;
}
.breadcrumb-enhanced a:hover {
    color: var(--primary-dark) !important;
    text-decoration: underline !important;
}

/* ===== 页面标题 ===== */
.page-title {
    font-size: 28px !important;
    font-weight: 700 !important;
    color: #0a2540 !important;
    line-height: 1.4 !important;
    margin-bottom: 8px !important;
    padding-bottom: 0 !important;
    border-bottom: none !important;
    display: block !important;
    text-align: center !important;
    width: 100% !important;
}
.page-subtitle {
    text-align: center !important;
    font-size: 15px !important;
    color: #475569 !important;
    line-height: 1.8 !important;
    max-width: 800px !important;
    margin: 0 auto 24px !important;
}

/* ===== 应用场景（固定4列） ===== */
.scenario-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 20px !important;
    margin: 24px 0 34px !important;
}
.scenario-card {
    background: #fff !important;
    border-radius: 12px !important;
    padding: 16px 12px 18px !important;
    text-align: center !important;
    transition: transform var(--transition), box-shadow var(--transition) !important;
    border: 1px solid #eef2f6 !important;
    overflow: hidden !important;
}
.scenario-card:hover {
    transform: translateY(-4px) !important;
    box-shadow: var(--card-shadow) !important;
}
.scenario-card img {
    width: 100% !important;
    height: 160px !important;
    object-fit: cover !important;
    border-radius: 8px !important;
    display: block !important;
    margin-bottom: 10px !important;
    background: #f8fafc !important;
}
.scenario-card h4 {
    font-size: 15px !important;
    font-weight: 600 !important;
    color: #0a2540 !important;
    margin: 0 !important;
}

/* ===== 方案特点（三列） ===== */
.feature-grid {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 24px !important;
    margin: 24px 0 34px !important;
}
.feature-item {
    background: #fff !important;
    border-radius: 12px !important;
    padding: 24px 20px 28px !important;
    border: 1px solid #eef2f6 !important;
    transition: transform var(--transition), box-shadow var(--transition) !important;
    text-align: center !important;
}
.feature-item:hover {
    transform: translateY(-4px) !important;
    box-shadow: var(--card-shadow) !important;
}
.feature-item .icon {
    font-size: 36px !important;
    display: block !important;
    margin-bottom: 12px !important;
}
.feature-item h4 {
    font-size: 18px !important;
    font-weight: 700 !important;
    color: #0a2540 !important;
    margin: 0 0 6px 0 !important;
}
.feature-item p {
    font-size: 14px !important;
    line-height: 1.7 !important;
    color: #475569 !important;
    margin: 0 !important;
}

/* ===== 系统架构 ===== */
.architecture-section {
    background: #f8fafc !important;
    border-radius: 12px !important;
    padding: 28px 24px !important;
    margin: 24px 0 34px !important;
    border: 1px solid #eef2f6 !important;
}
.architecture-section h3 {
    font-size: 20px !important;
    font-weight: 700 !important;
    color: #0a2540 !important;
    margin: 0 0 18px 0 !important;
    text-align: center !important;
    position: relative !important;
}
.architecture-section h3::after {
    content: '' !important;
    display: block !important;
    width: 60px !important;
    height: 3px !important;
    background: var(--primary) !important;
    margin: 8px auto 0 !important;
    border-radius: 2px !important;
}
.topology-img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
    margin: 0 auto !important;
    border-radius: 8px !important;
}
.topology-desc {
    width: 100% !important;
    text-align: center !important;
    font-size: 13px !important;
    color: #64748b !important;
    margin-top: 12px !important;
    line-height: 1.6 !important;
}

/* ===== 配置表格 ===== */
.solution-detail table {
    width: 100% !important;
    border-collapse: collapse !important;
    margin: 16px 0 24px !important;
    font-size: 14px !important;
}
.solution-detail table th,
.solution-detail table td {
    border: 1px solid #d1d5db !important;
    padding: 8px 12px !important;
    text-align: left !important;
}
.solution-detail table th {
    background: #f1f5f9 !important;
    font-weight: 600 !important;
}

/* ===== 选型注意事项 ===== */
.notice-section {
    margin: 30px 0 24px !important;
    padding: 24px 28px !important;
    background: #f8fafc !important;
    border-radius: 12px !important;
    border: 1px solid #eef2f6 !important;
}
.notice-section h3 {
    font-size: 20px !important;
    font-weight: 700 !important;
    color: #0a2540 !important;
    margin: 0 0 16px 0 !important;
    text-align: left !important;
    position: relative !important;
    padding-left: 0 !important;
}
.notice-section h3::after {
    content: '' !important;
    display: block !important;
    width: 120px !important;
    height: 3px !important;
    background: var(--primary) !important;
    margin: 8px 0 0 !important;
    border-radius: 2px !important;
}
.notice-list {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
}
.notice-list li {
    font-size: 14px !important;
    line-height: 1.8 !important;
    color: #1e293b !important;
    padding-left: 28px !important;
    position: relative !important;
}
.notice-list li::before {
    content: "●" !important;
    color: var(--primary) !important;
    font-weight: 700 !important;
    position: absolute !important;
    left: 0 !important;
    top: 0 !important;
}
.notice-list li strong {
    color: #0a2540 !important;
    font-weight: 600 !important;
}

/* ===== 相关案例 ===== */
.case-section {
    margin: 30px 0 24px !important;
}
.case-section .section-title {
    font-size: 20px !important;
    font-weight: 700 !important;
    color: #0a2540 !important;
    margin: 0 0 16px 0 !important;
    text-align: left !important;
    position: relative !important;
    padding-left: 0 !important;
}
.case-section .section-title::after {
    display: none !important;
}
.case-grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)) !important;
    gap: 20px !important;
}
.case-card {
    background: #fff !important;
    border-radius: 12px !important;
    padding: 12px !important;
    text-align: center !important;
    border: 1px solid #eef2f6 !important;
    transition: transform var(--transition), box-shadow var(--transition) !important;
    overflow: hidden !important;
}
.case-card:hover {
    transform: translateY(-4px) !important;
    box-shadow: var(--card-shadow) !important;
}
.case-card a {
    text-decoration: none !important;
    display: block !important;
    color: inherit !important;
}
.case-card img {
    width: 100% !important;
    height: 140px !important;
    object-fit: cover !important;
    border-radius: 8px !important;
    display: block !important;
    margin-bottom: 8px !important;
    background: #f8fafc !important;
}
.case-card h4 {
    font-size: 15px !important;
    font-weight: 600 !important;
    color: #0a2540 !important;
    margin: 0 !important;
}

/* ===== 相关产品 ===== */
.related-products {
    margin-top: 30px !important;
    padding-top: 10px !important;
}
.related-products .ptitle {
    font-size: 20px !important;
    font-weight: 700 !important;
    color: #0a2540 !important;
    text-align: center !important;
    padding: 0 0 16px 0 !important;
    border-bottom: 2px solid #eef2f6 !important;
    margin-bottom: 18px !important;
    line-height: 1.4 !important;
}
.related-products .tjnr ul {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 12px 30px !important;
    padding: 0 !important;
    margin: 0 !important;
    list-style: none !important;
}
.related-products .tjnr ul li {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding: 10px 0 !important;
    border-bottom: 1px solid #f1f5f9 !important;
}
.related-products .tjnr ul li a {
    color: #1e293b !important;
    font-size: 14px !important;
    transition: color var(--transition) !important;
    flex: 1 !important;
    padding-right: 12px !important;
    overflow: hidden !important;
    white-space: nowrap !important;
    text-overflow: ellipsis !important;
}
.related-products .tjnr ul li a:hover {
    color: var(--primary) !important;
}
.related-products .tjnr ul li .fr {
    font-size: 13px !important;
    color: #94a3b8 !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
}

/* ==========================================================
   移动端适配
   ========================================================== */
@media screen and (max-width: 1024px) {
    body { padding-top: 60px !important; padding-bottom: 70px !important; }
    .wrap { margin: 80px auto 0 !important; padding: 0 16px !important; gap: 20px !important; }
    .mleft { flex: 0 0 220px !important; width: 220px !important; }
    .nei-content-right { padding: 24px 22px 32px !important; }
    .page-title { font-size: 24px !important; }
    .scenario-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .scenario-card img { height: 200px !important; }
    .notice-section { padding: 20px !important; }
    .case-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)) !important; }
    .case-card img { height: 120px !important; }
}

@media screen and (max-width: 768px) {
    body { padding-top: 70px !important; padding-bottom: 70px !important; }
    .wrap {
        flex-direction: column !important;
        padding: 0 12px !important;
        margin: 40px auto 0 !important;
        gap: 16px !important;
        margin-bottom: 20px !important;
        width: 100% !important;
        max-width: 100% !important;
        float: none !important;
        align-items: stretch !important;
    }
    .mleft {
        flex: 0 0 100% !important;
        width: 100% !important;
        order: 2 !important;
        margin-top: 10px !important;
        align-self: stretch !important;
    }
    .symr {
        flex: 0 0 100% !important;
        width: 100% !important;
        order: 1 !important;
        margin: 0 !important;
        align-self: stretch !important;
    }
    .nei-content-right {
        padding: 18px 16px 28px !important;
        border-radius: 12px !important;
        overflow: visible !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    .mleft .mltit1 { font-size: 17px !important; height: 46px !important; border-radius: 10px 10px 0 0 !important; }
    .mleft .cplb { display: flex !important; flex-wrap: wrap !important; gap: 4px !important; padding: 10px 14px !important; border-radius: 0 0 10px 10px !important; }
    .mleft .cplb dl { flex: 1 0 auto !important; margin: 0 !important; border-bottom: none !important; padding: 0 !important; min-width: 100px !important; }
    .mleft .cplb dt.p14 a,
    .mleft .cplb .contact-item { padding: 8px 12px 8px 30px !important; font-size: 14px !important; background-size: 16px !important; text-align: center !important; background-position: 8px center !important; border-radius: 20px !important; background-color: #f8fafc !important; }
    
    .breadcrumb-enhanced { 
        padding: 10px 14px !important; 
        font-size: 13px !important; 
        background: #f1f5f9 !important; 
    }
    .breadcrumb-enhanced a,
    .breadcrumb-enhanced .sep,
    .breadcrumb-enhanced .current { 
        font-size: 13px !important; 
    }

    .page-title { font-size: 22px !important; padding-top: 10px !important; padding-bottom: 0 !important; margin-top: 0 !important; margin-bottom: 12px !important; }
    .page-subtitle { font-size: 14px !important; }

    .scenario-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 12px !important; }
    .scenario-card img { height: 150px !important; }
    .feature-grid { grid-template-columns: 1fr !important; gap: 16px !important; }
    .notice-section { padding: 16px !important; }
    .notice-list li { font-size: 13px !important; padding-left: 24px !important; }
    .case-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)) !important; gap: 12px !important; }
    .case-card img { height: 100px !important; }
    .case-card h4 { font-size: 14px !important; }
    .related-products .tjnr ul { grid-template-columns: 1fr !important; gap: 4px !important; }
    .related-products .tjnr ul li { padding: 8px 0 !important; flex-wrap: nowrap !important; }
    .related-products .tjnr ul li a { font-size: 13px !important; padding-right: 8px !important; }
    .related-products .tjnr ul li .fr { font-size: 12px !important; }
}

@media screen and (max-width: 400px) {
    body { padding-top: 60px !important; padding-bottom: 60px !important; }
    .wrap { padding: 0 8px !important; margin: 30px auto 0 !important; }
    .nei-content-right { padding: 14px 12px 22px !important; overflow: visible !important; }
    .breadcrumb-enhanced { padding: 8px 12px !important; background: #f8fafc !important; }
    .breadcrumb-enhanced a,
    .breadcrumb-enhanced .sep,
    .breadcrumb-enhanced .current { font-size: 12px !important; }
    .page-title { font-size: 19px !important; padding-top: 8px !important; }
    .scenario-grid { grid-template-columns: 1fr !important; gap: 8px !important; }
    .scenario-card img { height: 150px !important; }
    .feature-item { padding: 16px !important; }
    .notice-section { padding: 14px !important; }
    .notice-list li { font-size: 12px !important; padding-left: 20px !important; }
    .case-grid { grid-template-columns: 1fr !important; gap: 12px !important; }
    .case-card img { height: 120px !important; }
    .mleft .cplb dt.p14 a,
    .mleft .cplb .contact-item { font-size: 13px !important; padding: 6px 10px 6px 26px !important; background-size: 14px !important; background-position: 6px center !important; }
}

/* ===== 工具类 ===== */
.clear { clear: both; }
.c { clear: both; }
.fr { float: right; }
.fl { float: left; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #f1f5f9; border-radius: 4px; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }
html { scroll-behavior: smooth; }
::selection { background: var(--primary); color: #fff; }



/* 方案特点 - 小圆点紧挨文字 */
.feature-item {
    text-align: left;
}
.feature-item h4 {
    font-size: 18px;
    font-weight: 700;
    color: #0a2540;
    margin: 0 0 6px 0;
    line-height: 1.4;
    display: inline-block;          /* 让标题宽度随文字，使圆点紧挨 */
    position: relative;
    padding-left: 20px;             /* 为圆点留出空间 */
}
.feature-item h4::before {
    content: "●";                  /* 小圆点 */
    color: var(--primary);         /* 主色（#1c7ac7） */
    font-size: 18px;
    position: absolute;
    left: 0;
    top: 0;
    line-height: 1.4;
}
.feature-item p {
    font-size: 14px;
    line-height: 1.7;
    color: #475569;
    margin: 2px 0 0 0;             /* 与标题左对齐，无缩进 */
}