/* ===================== Blog Single Page CSS ===================== */
:root{
    --color-primary-orange:#ff5722;
    --color-dark:#111111;
    --color-text:#333333;
    --color-light-text:#666;
    --color-border:#eeeeee;
    --bg-grey:#f8f8f8;
}

/* 页面横幅 */
.blog-single-banner{
    height:340px;
    display:flex;
    align-items:center;
    background:linear-gradient(rgba(0,0,0,0.58),rgba(0,0,0,0.58)), url('../images/banner.jpg') center/cover no-repeat;
    color:#fff;
}
.breadcrumb{
    font-size:14px;
    margin-bottom:16px;
}
.breadcrumb a{
    color:#ff5722;
}
.breadcrumb-current{
    color:#ffffff;
}
.article-meta-top{
    display:flex;
    gap:24px;
    font-size:14px;
}
.article-meta-top span i{
    margin-right:6px;
}

/* 主体布局 PC：左右分栏 */
.main-wrap{
    display:grid;
    grid-template-columns:66% 32%;
    gap:32px;
    padding:60px 0;
}
.article-featured-image img{
    width:100%;
    height:auto;
    margin-bottom:30px;
}
.article-body p{
    font-size:16px;
    line-height:1.75;
    color:var(--color-text);
    margin-bottom:20px;
}
.article-body h2{
    font-size:22px;
    margin:36px 0 14px;
    color:var(--color-dark);
}
.content-bullet-list{
    padding-left:20px;
    margin-bottom:20px;
}
.check-list{
    padding-left:0;
    list-style:none;
}
.check-list li::before{
    content:"✓";
    color:var(--color-primary-orange);
    font-weight:bold;
    margin-right:8px;
}
.article-tip-notice{
    background:#f3f7fb;
    border-left:3px solid var(--color-primary-orange);
    padding:16px 20px;
    margin:24px 0;
}
.article-tip-notice i{
    color:var(--color-primary-orange);
    margin-right:8px;
}

/* 内容表格 */
.content-data-table{
    width:100%;
    border-collapse:collapse;
    margin:24px 0;
}
.content-data-table th,
.content-data-table td{
    border:1px solid var(--color-border);
    padding:12px 14px;
    font-size:14px;
    text-align:left;
}
.content-data-table th{
    background:#f7f7f7;
}

/* 形状四宫格 */
.shape-preview-grid{
    display:grid;
    grid-template-columns:repeat(4, 1fr);
    gap:16px;
    margin:28px 0;
}
.shape-card{
    border:1px solid var(--color-border);
    padding:16px 10px;
    text-align:center;
}
.shape-card img{
    height:90px;
    margin:0 auto 10px;
}
.shape-card h4{
    font-size:15px;
    margin:0 0 6px;
}
.shape-card p{
    font-size:13px;
    color:var(--color-light-text);
    margin:0 !important;
}

/* 文章内CTA */
.inline-cta-block{
    display:flex;
    justify-content:space-between;
    align-items:center;
    background:var(--bg-grey);
    padding:22px 26px;
    margin:36px 0;
    flex-wrap:wrap;
    gap:18px;
}
.inline-cta-block .cta-text{
    font-size:16px;
    font-weight:500;
}
.inline-cta-block i{
    color:var(--color-primary-orange);
    margin-right:8px;
}

/* 分享区域 */
.article-share-block{
    display:flex;
    align-items:center;
    gap:16px;
    padding-top:24px;
    border-top:1px solid var(--color-border);
}
.share-icon-group{
    display:flex;
    gap:10px;
}
.share-btn{
    width:36px;
    height:36px;
    border:1px solid var(--color-border);
    display:grid;
    place-items:center;
    transition:0.22s ease;
}
.share-btn:hover{
    background:var(--color-primary-orange);
    border-color:var(--color-primary-orange);
    color:#fff;
}

/* 侧边栏通用组件 */
.widget{
    margin-bottom:32px;
}
.widget-title{
    font-size:18px;
    padding-bottom:10px;
    border-bottom:2px solid var(--color-primary-orange);
    margin-bottom:16px;
}
.search-form{
    display:flex;
}
.search-input{
    flex:1;
    border:1px solid var(--color-border);
    padding:10px 12px;
    outline:none;
}
.search-submit{
    background:#222;
    color:#fff;
    border:none;
    width:42px;
    cursor:pointer;
}
.category-list{
    list-style:none;
    padding:0;
}
.category-list li{
    padding:8px 0;
    border-bottom:1px solid #f1f1f1;
}
.category-list li a.active{
    color:var(--color-primary-orange);
}
.recent-post-list{
    list-style:none;
    padding:0;
}
.recent-post-item{
    display:flex;
    gap:12px;
    margin-bottom:16px;
}
.recent-post-item img{
    width:64px;
    height:64px;
    object-fit:cover;
}
.post-info a{
    font-size:14px;
    display:block;
    line-height:1.4;
}
.post-date{
    font-size:12px;
    color:#777;
}
.widget-sidebar-cta{
    background:#111;
    color:#fff;
    padding:26px 20px;
}
.widget-sidebar-cta h3{
    margin-top:0;
}
.tag-group{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
}
.tag-link{
    padding:6px 10px;
    background:#f1f1f1;
    font-size:13px;
    transition:0.2s;
}
.tag-link:hover{
    background:var(--color-primary-orange);
    color:#fff;
}

/* 按钮全局样式（全站统一） */
.btn-orange{
    background:#ff5722;
    color:#fff;
    padding:11px 22px;
    border:none;
    text-decoration:none;
    font-weight:500;
    transition:0.2s;
}
.btn-orange:hover{
    background:#e64a19;
}

/* ========== 响应式布局 ========== */
@media(max-width:1024px){
    .shape-preview-grid{
        grid-template-columns:repeat(2, 1fr);
    }
}
@media(max-width:768px){
    .main-wrap{
        grid-template-columns:1fr;
    }
    .shape-preview-grid{
        grid-template-columns:1fr;
    }
    .article-meta-top{
        flex-wrap:wrap;
        gap:10px;
    }
    .inline-cta-block{
        flex-direction:column;
        text-align:center;
    }
    .article-share-block{
        flex-direction:column;
        align-items:flex-start;
    }
    .blog-single-banner{
        height:260px;
    }
}


/*========== 四大优势模块 feature-row 全局样式（全站共用） ==========*/
.feature-row {
    background-color: #ffffff;
    padding: 50px 0;
    border-top: 1px solid #eee;
}
.feature-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}
.feature-item {
    text-align: center;
    padding: 0 10px;
}
.feature-item i {
    font-size: 36px;
    color: #ff5722;
    margin-bottom: 16px;
    display: inline-block;
}
.feature-item h4 {
    font-size: 18px;
    color: #111;
    margin: 0 0 10px;
    font-weight: 600;
}
.feature-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* 响应式适配 */
@media screen and (max-width:992px) {
    .feature-container {
        grid-template-columns: repeat(2,1fr);
    }
}
@media screen and (max-width:576px) {
    .feature-container {
        grid-template-columns: 1fr;
    }
    .feature-row {
        padding: 35px 0;
    }
}