/* ===== 基础容器 ===== */
.blog-article-wrapper {
    background: #f7f9fc;
    padding: 0;
}

    .blog-article-wrapper .blog-container {
        position: relative;
        margin: 0 auto;
        padding: 20px 50px;
        max-width: 1480px;
    }

    .blog-article-wrapper .mb-blog {
        background: #000;
        height: auto;
    }

    /* ===== 面包屑 ===== */
    .blog-article-wrapper .blog-breadcrumb {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 8px;
        font-size: 0.875rem;
        line-height: 1.7;
        margin-bottom: 15px;
    }

        .blog-article-wrapper .blog-breadcrumb a {
            text-decoration: none;
            transition: color 0.2s ease;
            color: #fff;
        }

            .blog-article-wrapper .blog-breadcrumb a:hover {
                text-decoration: underline;
            }

    /* ===== Hero ===== */
    .blog-article-wrapper .blog-hero {
        color: #fff;
        padding: 80px 50px;
    }

    .blog-article-wrapper .blog-hero-content {
        width: 100%;
        display: grid;
        grid-template-columns: 1.5fr 1fr;
        gap: 80px;
        align-items: center;
    }

        .blog-article-wrapper .blog-hero-content .hero-image {
            margin: 0 10px 0 0;
            display: flex;
            align-items: center;
        }

            .blog-article-wrapper .blog-hero-content .hero-image img {
                width: 100%;
                height: auto;
                display: block;
                object-fit: cover;
                border: 1px solid rgba(255, 255, 255, 0.12);
            }

    .blog-article-wrapper .blog-tag-list {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin: 15px 0 25px 0;
    }

    .blog-article-wrapper .blog-tag {
        margin: 0 0 0 5px;
        padding: 5px 30px;
        border-radius: 25px;
        font-size: 0.875rem;
        cursor: pointer;
        background-color: transparent;
        color: #fff;
        transition: all 0.3s ease;
        display: inline-flex;
        gap: 3px;
        border: 2px solid #666;
    }

        .blog-article-wrapper .blog-tag:hover {
            text-decoration: none;
            border-color: #fff;
        }

    .blog-article-wrapper .blog-title {
        margin: 0;
        font-size: 2.25rem;
        line-height: 1.25;
        font-weight: 800;
        letter-spacing: -0.02em;
        padding: 10px 0;
    }

    .blog-article-wrapper .blog-subtitle {
        margin: 18px 0 0;
        font-size: 0.875rem;
        line-height: 1.9;
    }

    .blog-article-wrapper .blog-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 12px 30px;
        margin-top: 20px;
        padding-top: 10px;
        border-top: 1px solid #e5e7eb;
        font-size: 0.875rem;
        line-height: 1.8;
        color: #fff;
    }

        .blog-article-wrapper .blog-meta .item {
            display: flex;
            align-items: center;
            gap: 5px;
        }

    /* ===== 主体布局 ===== */
    .blog-article-wrapper .blog-main-layout {
        display: grid;
        grid-template-columns: 290px minmax(0, 1fr);
        gap: 28px;
        align-items: stretch;
        position: relative;
    }

    /* ===== 目录 ===== */
    .blog-article-wrapper .blog-toc {
        position: relative;
        align-self: start;
        min-width: 0;
        height: 100%;
    }

    .blog-article-wrapper .blog-toc-box {
        position: relative;
        top: 0;
        left: 0;
        width: 100%;
        background: #fff;
        border: 1px solid #e5eaf1;
        padding: 22px 20px;
        box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
        box-sizing: border-box;
        max-height: calc(100vh - 140px);
        overflow: auto;
        will-change: top, left, width;
    }

        .blog-article-wrapper .blog-toc-box.is-fixed {
            position: fixed;
            z-index: 30;
        }

        .blog-article-wrapper .blog-toc-box.is-bottom {
            position: absolute;
            left: 0;
            bottom: 0;
            top: auto !important;
            z-index: 5;
        }

    .blog-article-wrapper .blog-toc-title {
        font-size: 18px;
        font-weight: 700;
        color: #111827;
        margin-bottom: 14px;
    }

    .blog-article-wrapper .blog-toc-box ul {
        margin: 0;
        padding-left: 18px;
    }

    .blog-article-wrapper .blog-toc-box li {
        margin: 0 0 10px;
        color: #4b5563;
        line-height: 1.7;
        font-size: 0.875rem;
    }

    .blog-article-wrapper .blog-toc-box a {
        color: #374151;
        text-decoration: none;
        transition: color 0.2s ease;
    }

        .blog-article-wrapper .blog-toc-box a:hover {
            color: #2563eb;
        }

        .blog-article-wrapper .blog-toc-box a.active {
            color: #2563eb;
            font-weight: 700;
        }

    /* ===== 正文区 ===== */
    .blog-article-wrapper .blog-article {
        background: #fff;
        border: 1px solid #e5eaf1;
        padding: 30px 50px 100px 50px;
        box-shadow: 0 10px 28px rgba(15, 23, 42, 0.05);
        min-width: 0;
    }

    .blog-article-wrapper .blog-intro p,
    .blog-article-wrapper .blog-section p,
    .blog-article-wrapper .blog-faq-section p,
    .blog-article-wrapper .related-card p {
        margin: 0 0 16px;
        font-size: 0.875rem;
        line-height: 1.95;
        color: #374151;
    }

    .blog-article-wrapper .blog-section {
        margin-top: 34px;
    }

        .blog-article-wrapper .blog-section:first-of-type {
            margin-top: 0;
        }

    .blog-article-wrapper .blog-article h2,
    .blog-article-wrapper .blog-faq-section h2,
    .blog-article-wrapper .blog-related-section h2,
    .blog-article-wrapper .blog-cta-box h2 {
        margin: 0 0 18px;
        font-size: 1.5rem;
        line-height: 1.35;
        font-weight: 800;
        color: #111827;
        letter-spacing: -0.02em;
        border-bottom: 1px solid #666;
        padding-bottom: 10px;
    }

    .blog-article-wrapper .blog-cta-box h2 {
        border-bottom: 1px solid rgba(255, 255, 255, 0.26);
    }

    .blog-article-wrapper .blog-article h3,
    .blog-article-wrapper .blog-faq-section h3,
    .blog-article-wrapper .related-card h3 {
        margin: 22px 0 12px;
        font-size: 1rem;
        line-height: 1.45;
        font-weight: 700;
        color: #111827;
    }

    .blog-article-wrapper .blog-article h4 {
        margin: 18px 0 10px;
        font-size: 1rem;
        line-height: 1.5;
        font-weight: 700;
        color: #1f2937;
    }

    .blog-article-wrapper .blog-article ul,
    .blog-article-wrapper .blog-article ol,
    .blog-article-wrapper .blog-faq-section ul,
    .blog-article-wrapper .blog-faq-section ol {
        margin: 0 0 18px 0;
        padding-left: 20px;
    }

    .blog-article-wrapper .blog-article li,
    .blog-article-wrapper .blog-faq-section li {
        margin-bottom: 5px;
        font-size: 0.875rem;
        line-height: 1.9;
        color: #374151;
    }

    .blog-article-wrapper .blog-article strong,
    .blog-article-wrapper .blog-faq-section strong {
        color: #111827;
        font-weight: 700;
    }

    .blog-article-wrapper .blog-article p:last-child,
    .blog-article-wrapper .blog-faq-section p:last-child,
    .blog-article-wrapper .related-card p:last-child {
        margin-bottom: 0;
    }

    .blog-article-wrapper .blog-article section + section {
        scroll-margin-top: 90px;
    }

    /* ===== 高亮信息块 ===== */
    .blog-article-wrapper .blog-highlight-list {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 18px;
        margin: 22px 0;
        padding: 0;
        list-style: none;
    }

    .blog-article-wrapper .blog-highlight-item {
        background: #fff;
        border: 1px solid #e5eaf1;
        padding: 20px;
        box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
        transition: all 0.2s ease;
    }

        .blog-article-wrapper .blog-highlight-item:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
            border-color: #cfe0ff;
        }

        .blog-article-wrapper .blog-highlight-item h3 {
            margin: 0 0 10px;
            font-size: 1rem;
            line-height: 1.5;
            font-weight: 700;
            color: #111827;
        }

        .blog-article-wrapper .blog-highlight-item p {
            margin: 0;
            font-size: 0.875rem;
            line-height: 1.9;
            color: #4b5563;
        }

    /* ===== 工艺流程卡片 ===== */
    .blog-article-wrapper .blog-process-grid {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 18px;
        margin: 22px 0 10px;
    }

    .blog-article-wrapper .blog-process-card {
        position: relative;
        background: #fff;
        border: 1px solid #e5eaf1;
        padding: 22px 20px 20px;
        box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
        transition: all 0.2s ease;
    }

        .blog-article-wrapper .blog-process-card:hover {
            transform: translateY(-2px);
            border-color: #cfe0ff;
            box-shadow: 0 12px 28px rgba(37, 99, 235, 0.08);
        }

        .blog-article-wrapper .blog-process-card .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            margin-bottom: 14px;
            background: #111827;
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            line-height: 1;
        }

        .blog-article-wrapper .blog-process-card h3 {
            margin: 0 0 10px;
            font-size: 1rem;
            line-height: 1.45;
            font-weight: 700;
            color: #111827;
        }

        .blog-article-wrapper .blog-process-card p {
            margin: 0;
            font-size: 0.875rem;
            line-height: 1.9;
            color: #4b5563;
        }

    /* ===== 对比卡片 ===== */
    .blog-article-wrapper .blog-compare-grid {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 18px;
        margin: 22px 0;
    }

    .blog-article-wrapper .blog-compare-card {
        background: #f8fafc;
        border: 1px solid #e5eaf1;
        padding: 22px 20px;
        transition: all 0.2s ease;
    }

        .blog-article-wrapper .blog-compare-card:hover {
            background: #fff;
            border-color: #cfe0ff;
            box-shadow: 0 10px 24px rgba(37, 99, 235, 0.06);
        }

        .blog-article-wrapper .blog-compare-card h3 {
            margin: 0 0 10px;
            font-size: 1rem;
            line-height: 1.45;
            font-weight: 700;
            color: #111827;
        }

        .blog-article-wrapper .blog-compare-card p {
            margin: 0;
            font-size: 0.875rem;
            line-height: 1.9;
            color: #4b5563;
        }

    /* ===== 说明框 ===== */
    .blog-article-wrapper .blog-note-box {
        background: linear-gradient(135deg, #f6fbff 0%, #eef5fb 100%);
        border: 1px solid #dbe7f3;
        border-left: 4px solid #2563eb;
        padding: 18px 20px;
        margin: 22px 0;
        font-size: 0.875rem;
    }

        .blog-article-wrapper .blog-note-box strong {
            color: #111827;
        }

    /* ===== 表格 ===== */
    .blog-article-wrapper .blog-data-table {
        width: 100%;
        border-collapse: collapse;
        margin: 22px 0;
        background: #fff;
        border: 1px solid #e5eaf1;
        overflow: hidden;
    }

        .blog-article-wrapper .blog-data-table th,
        .blog-article-wrapper .blog-data-table td {
            padding: 14px 16px;
            border-bottom: 1px solid #e5e7eb;
            border-right: 1px solid #e5e7eb;
            text-align: left;
            vertical-align: top;
            font-size: 0.875rem;
            line-height: 1.85;
            color: #374151;
        }

            .blog-article-wrapper .blog-data-table th:last-child,
            .blog-article-wrapper .blog-data-table td:last-child {
                border-right: none;
            }

        .blog-article-wrapper .blog-data-table thead th {
            background: #f8fafc;
            font-weight: 700;
            color: #111827;
        }

        .blog-article-wrapper .blog-data-table tbody tr:last-child td {
            border-bottom: none;
        }

    /* ===== CTA区 ===== */
    .blog-article-wrapper .blog-cta-box {
        margin-top: 40px;
        padding: 30px 32px;
        background: linear-gradient(135deg, #1e40af 0%, #2563eb 100%);
        color: #fff;
        box-shadow: 0 14px 32px rgba(37, 99, 235, 0.22);
    }

        .blog-article-wrapper .blog-cta-box h2 {
            color: #fff;
            margin-bottom: 12px;
        }

        .blog-article-wrapper .blog-cta-box p {
            margin: 0;
            font-size: 0.875rem;
            line-height: 1.9;
            color: #fff;
        }

    .blog-article-wrapper .blog-cta-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 14px;
        margin-top: 22px;
    }

    .blog-article-wrapper .btn-primary,
    .blog-article-wrapper .btn-secondary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 46px;
        padding: 0 50px;
        font-size: 0.875rem;
        font-weight: 700;
        text-decoration: none;
        transition: all 0.2s ease;
    }

    .blog-article-wrapper .btn-primary {
        background: #fff;
        color: #1d4ed8;
        border: 1px solid #fff;
    }

        .blog-article-wrapper .btn-primary:hover {
            background: #eff6ff;
            color: #1e3a8a;
        }

    .blog-article-wrapper .btn-secondary {
        background: transparent;
        color: #fff;
        border: 1px solid rgba(255, 255, 255, 0.42);
    }

        .blog-article-wrapper .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }

    /* ===== FAQ区 ===== */
    .blog-article-wrapper .blog-faq-section {
        margin-top: 42px;
        padding-top: 6px;
    }

    .blog-article-wrapper .faq-item {
        padding: 22px 0;
        border-bottom: 1px solid #e5e7eb;
    }

        .blog-article-wrapper .faq-item:first-of-type {
            border-top: 1px solid #e5e7eb;
        }

        .blog-article-wrapper .faq-item h3 {
            margin-top: 0;
            margin-bottom: 10px;
            font-size: 1rem;
        }

    /* ===== 相关文章 ===== */
    .blog-article-wrapper .blog-related-section {
        margin-top: 42px;
    }

    .blog-article-wrapper .blog-related-list {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 18px;
    }

    .blog-article-wrapper .related-card {
        display: block;
        padding: 20px;
        background: #f8fafc;
        border: 1px solid #e5eaf1;
        text-decoration: none;
        transition: all 0.2s ease;
    }

        .blog-article-wrapper .related-card:hover {
            transform: translateY(-2px);
            border-color: #cfe0ff;
            box-shadow: 0 10px 24px rgba(37, 99, 235, 0.08);
        }

        .blog-article-wrapper .related-card h3 {
            margin-top: 0;
            margin-bottom: 10px;
            font-size: 1rem;
            line-height: 1.5;
            color: #111827;
        }

        .blog-article-wrapper .related-card p {
            margin-bottom: 0;
            font-size: 0.875rem;
            line-height: 1.8;
            color: #4b5563;
        }

    /* ===== 圆角统一：按你当前页面风格保留直角 ===== */
    .blog-article-wrapper .btn-primary,
    .blog-article-wrapper .btn-secondary,
    .blog-article-wrapper .blog-highlight-item,
    .blog-article-wrapper .blog-process-card,
    .blog-article-wrapper .blog-compare-card,
    .blog-article-wrapper .blog-data-table,
    .blog-article-wrapper .blog-note-box,
    .blog-article-wrapper .blog-toc-box,
    .blog-article-wrapper .blog-article,
    .blog-article-wrapper .related-card,
    .blog-article-wrapper .faq-item,
    .blog-article-wrapper .blog-cta-box {
        border-radius: 0;
    }

/* ===== 响应式 ===== */
@media (max-width: 1100px) {
    .blog-article-wrapper .blog-main-layout {
        grid-template-columns: 1fr;
        gap: 22px;
    }

    .blog-article-wrapper .blog-article,
    .blog-article-wrapper .blog-hero {
        padding-left: 32px;
        padding-right: 32px;
    }

    .blog-article-wrapper .blog-article {
        margin-right: 0;
    }

    .blog-article-wrapper .blog-highlight-list,
    .blog-article-wrapper .blog-process-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 991px) {
    .blog-article-wrapper .blog-main-layout {
        grid-template-columns: 1fr;
    }

    .blog-article-wrapper .blog-toc {
        position: static;
    }

    .blog-article-wrapper .blog-toc-box,
    .blog-article-wrapper .blog-toc-box.is-fixed,
    .blog-article-wrapper .blog-toc-box.is-bottom {
        position: relative !important;
        top: auto !important;
        left: auto !important;
        width: 100% !important;
        max-height: none;
        overflow: visible;
    }

    .blog-article-wrapper .blog-toc-box {
        margin-bottom: 4px;
    }

    .blog-article-wrapper .blog-related-list {
        grid-template-columns: 1fr;
    }

    .blog-article-wrapper .blog-title {
        font-size: 32px;
    }

    .blog-article-wrapper .blog-article h2,
    .blog-article-wrapper .blog-faq-section h2,
    .blog-article-wrapper .blog-related-section h2,
    .blog-article-wrapper .blog-cta-box h2 {
        font-size: 1.375rem;
    }
}

@media (max-width: 767px) {
    .blog-article-wrapper .blog-container {
        padding: 15px 15px;
    }

    .blog-article-wrapper .blog-hero {
        padding: 40px 20px 32px;
    }

    .blog-article-wrapper .blog-hero-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }

        .blog-article-wrapper .blog-hero-content .hero-image {
            margin: 0;
        }

    .blog-article-wrapper .blog-title {
        font-size: 1.75rem;
        line-height: 1.3;
    }

    .blog-article-wrapper .blog-tag {
        padding: 4px 18px;
        font-size: 0.8125rem;
    }

    .blog-article-wrapper .blog-meta {
        gap: 10px 16px;
        font-size: 0.8125rem;
    }

    .blog-article-wrapper .blog-article {
        padding: 22px 18px 70px;
    }

    .blog-article-wrapper .blog-highlight-list,
    .blog-article-wrapper .blog-process-grid,
    .blog-article-wrapper .blog-compare-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .blog-article-wrapper .blog-highlight-item,
    .blog-article-wrapper .blog-process-card,
    .blog-article-wrapper .blog-compare-card {
        padding: 18px 16px;
    }

        .blog-article-wrapper .blog-process-card .step-number {
            width: 34px;
            height: 34px;
            font-size: 0.875rem;
        }

    .blog-article-wrapper .blog-data-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }

    .blog-article-wrapper .blog-cta-box {
        padding: 24px 18px;
    }

    .blog-article-wrapper .blog-cta-actions {
        flex-direction: column;
    }

    .blog-article-wrapper .btn-primary,
    .blog-article-wrapper .btn-secondary {
        width: 100%;
        padding: 0 20px;
    }
}