:root {
            --bg: #eef3f8;
            --card: #ffffff;
            --line: #d8e2ee;
            --text: #18212c;
            --muted: #5f6d7d;
            --brand: #0f5db8;
            --brand-strong: #0b3f7f;
            --brand-soft: #eef5ff;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            line-height: 1.82;
            color: var(--text);
            max-width: 1160px;
            margin: 0 auto;
            padding: 28px 22px 34px;
            background:
                radial-gradient(circle at top right, rgba(15, 93, 184, 0.12), transparent 26%),
                linear-gradient(180deg, #f6f9fc 0%, var(--bg) 100%);
        }
        header {
            position: relative;
            overflow: hidden;
            padding: 44px 34px 42px;
            border-radius: 24px;
            margin-bottom: 22px;
            background: linear-gradient(135deg, #15314f 0%, #0f5db8 58%, #6ea6ef 100%);
            color: #fff;
            box-shadow: 0 22px 44px rgba(15, 52, 106, 0.2);
        }
        header::after {
            content: "";
            position: absolute;
            inset: auto -30px -40px auto;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.12);
        }
        .site-title {
            position: relative;
            z-index: 1;
            max-width: 760px;
            margin: 0 0 12px;
            font-size: 38px;
            line-height: 1.2;
            font-weight: 700;
            letter-spacing: 0.02em;
        }
        .site-subtitle {
            position: relative;
            z-index: 1;
            max-width: 720px;
            margin: 0;
            font-size: 15px;
            color: rgba(255, 255, 255, 0.92);
        }
        .top-nav-container {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin: -10px auto 26px;
            padding: 18px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(10px);
            box-shadow: 0 12px 28px rgba(16, 52, 95, 0.08);
        }
        .nav-btn {
            display: inline-flex;
            align-items: center;
            min-height: 38px;
            padding: 0 16px;
            border-radius: 12px;
            border: 1px solid #c9dcf4;
            background: #f3f8ff;
            color: var(--brand-strong);
            text-decoration: none;
            font-weight: 700;
            font-size: 14px;
        }
        .article-shell {
            background: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, #ffffff 100%);
            border: 1px solid var(--line);
            border-radius: 24px;
            box-shadow: 0 18px 42px rgba(16, 39, 75, 0.08);
            overflow: hidden;
        }
        .article-body {
            padding: 48px 58px 56px;
        }
        .page-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin: 0 0 18px;
            padding: 14px 16px;
            border-radius: 14px;
            background: #f6f9fd;
            border: 1px solid var(--line);
            color: var(--muted);
            font-size: 13px;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 18px;
            color: var(--muted);
            font-size: 13px;
        }
        .breadcrumb a {
            color: var(--brand);
            text-decoration: none;
            font-weight: 700;
        }
        .breadcrumb-sep {
            color: #90a2b6;
        }
        h1 {
            margin: 0 0 22px;
            padding-left: 18px;
            border-left: 6px solid var(--brand);
            font-size: 34px;
            line-height: 1.35;
        }
        h2 {
            margin-top: 40px;
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid #d5e4f6;
            color: var(--brand-strong);
            font-size: 25px;
        }
        h3 {
            margin-top: 30px;
            margin-bottom: 12px;
            color: #15314f;
            font-size: 20px;
        }
        p, li {
            font-size: 17px;
            color: #293543;
        }
        ul, ol {
            padding-left: 24px;
        }
        table {
            width: 100%;
            margin: 24px 0;
            border-collapse: collapse;
            overflow: hidden;
            border-radius: 16px;
            border: 1px solid var(--line);
        }
        th, td {
            padding: 14px 12px;
            border-bottom: 1px solid var(--line);
            text-align: left;
            vertical-align: top;
        }
        th {
            background: #edf4ff;
            color: #16304b;
        }
        blockquote, .alert-box {
            margin: 24px 0;
            padding: 18px 20px;
            border-left: 5px solid var(--brand);
            background: linear-gradient(180deg, #f4f8ff 0%, #fcfdff 100%);
            border-radius: 14px;
        }
        .content-img {
            margin: 32px 0;
            text-align: center;
        }
        .content-img img {
            max-width: 100%;
            height: auto;
            border-radius: 18px;
            box-shadow: 0 18px 36px rgba(17, 52, 98, 0.16);
        }
        .highlight {
            padding: 2px 7px;
            border-radius: 6px;
            background: #e4f0ff;
            color: var(--brand-strong);
            font-weight: 700;
        }
        .home-section {
            margin-top: 42px;
        }
        .article-card-grid,
        .feature-panel-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
            gap: 18px;
            margin-top: 18px;
        }
        .article-card,
        .feature-panel {
            border-radius: 18px;
            border: 1px solid var(--line);
            background: linear-gradient(180deg, #f9fbfe 0%, #ffffff 100%);
            box-shadow: 0 12px 24px rgba(17, 47, 84, 0.05);
            padding: 20px;
        }
        .article-card {
            border-top: 4px solid #78a9ea;
        }
        .article-card-meta,
        .feature-panel-head {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 10px;
            color: var(--muted);
            font-size: 12px;
            margin-bottom: 12px;
        }
        .article-card-cat {
            display: inline-flex;
            align-items: center;
            padding: 4px 10px;
            border-radius: 999px;
            background: #eaf3ff;
            color: var(--brand);
            font-weight: 700;
        }
        .article-card-title,
        .feature-panel h3 {
            margin: 0 0 10px;
            font-size: 19px;
            line-height: 1.5;
        }
        .article-card-title a,
        .feature-panel h3 a,
        .feature-panel-head a {
            color: var(--text);
            text-decoration: none;
        }
        .feature-panel-head a {
            color: var(--brand);
            font-weight: 700;
        }
        .article-card-excerpt,
        .feature-panel p {
            margin: 0;
            font-size: 14px;
            color: var(--muted);
        }
        .category-overview {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 16px;
        }
        .category-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 16px;
            border-radius: 12px;
            border: 1px solid #d7e5f6;
            background: #f7fbff;
            color: #1c3043;
            font-weight: 700;
            text-decoration: none;
        }
        .category-pill span {
            display: inline-block;
            min-width: 24px;
            padding: 2px 7px;
            border-radius: 999px;
            background: #dfeeff;
            color: var(--brand);
            font-size: 12px;
        }
        .context-link-box {
            margin: 20px 0 12px;
            padding: 16px 18px;
            border: 1px solid var(--line);
            border-radius: 14px;
            background: #f7fbff;
            color: #425364;
            font-size: 14px;
        }
        .context-link-box a,
        a[data-auto-link="1"] {
            color: var(--brand);
            text-decoration: none;
            font-weight: 700;
        }
        a[data-auto-link="1"] {
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .context-link-sep {
            margin: 0 8px;
            color: #99aac0;
        }
        .footer-nav-container {
            margin: 32px 0 0;
            padding: 28px 24px;
            border-radius: 22px;
            background: linear-gradient(135deg, #15314f 0%, #0f4c96 100%);
            color: #fff;
            text-align: center;
            box-shadow: 0 16px 34px rgba(10, 39, 79, 0.18);
        }
        .nav-title {
            display: block;
            margin-bottom: 18px;
            font-size: 18px;
            color: #eef6ff;
        }
        .tag-link {
            display: inline-block;
            margin: 8px;
            padding: 8px 14px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            text-decoration: none;
            font-size: 14px;
        }
        @media (max-width: 768px) {
            body { padding: 14px; }
            header { padding: 30px 22px; border-radius: 18px; }
            .site-title { font-size: 29px; }
            .article-body { padding: 28px 20px 34px; }
            .page-meta { flex-direction: column; gap: 8px; }
        }

:root { --home-shell-width: 1180px; }
        .top-nav-container {
            box-sizing: border-box;
            width: 100%;
            max-width: var(--home-shell-width);
            justify-content: center;
        }
        .site-group-nav-promo {
            box-sizing: border-box;
            width: 100%;
            max-width: var(--home-shell-width);
            margin: 14px auto 24px;
            padding: 0 16px;
        }
        .site-group-nav-promo-link {
            display: block;
            border-radius: 22px;
            overflow: hidden;
            background: #f4f7fb;
            box-shadow: 0 18px 38px rgba(24, 48, 79, 0.10);
        }
        .site-group-nav-promo-link img,
        .site-group-nav-promo-image {
            display: block;
            width: 100%;
            height: auto;
            max-height: 280px;
            object-fit: cover;
            border: 0;
        }
        .manual-ad-module {
            box-sizing: border-box;
            width: 100%;
            margin: 0 0 28px;
        }
        .manual-ad-module-inner,
        .manual-ad-module-media {
            box-sizing: border-box;
            width: 100%;
        }
        .manual-ad-module-media:empty {
            display: none;
        }
        .manual-ad-module-media img {
            display: block;
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: 22px;
            background: #f4f7fb;
            box-shadow: 0 18px 38px rgba(24, 48, 79, 0.10);
        }
        .site-group-copy-widget {
            position: fixed;
            left: 50%;
            right: auto;
            bottom: 12px;
            transform: translateX(-50%);
            z-index: 9999;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            box-sizing: border-box;
            width: min(520px, calc(100vw - 28px));
            min-height: 58px;
            padding: 9px 10px 9px 14px;
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 22px;
            background: linear-gradient(135deg, rgba(13, 35, 63, 0.96), rgba(11, 73, 82, 0.96));
            box-shadow: 0 18px 46px rgba(8, 18, 33, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(12px);
            color: #fff;
            font-family: inherit;
        }
        .site-group-copy-widget-info {
            display: grid;
            grid-template-columns: auto minmax(0, auto);
            align-items: baseline;
            gap: 2px 10px;
            min-width: 0;
        }
        .site-group-copy-widget-title {
            margin: 0;
            font-size: 12px;
            font-weight: 800;
            color: rgba(219, 244, 255, 0.92);
            white-space: nowrap;
        }
        .site-group-copy-widget-value {
            margin: 0;
            font-size: 18px;
            font-weight: 900;
            letter-spacing: 0.04em;
            word-break: break-all;
            color: #fff;
        }
        .site-group-copy-widget-tip {
            grid-column: 1 / -1;
            margin: 0;
            font-size: 11px;
            line-height: 1.4;
            color: rgba(223, 238, 246, 0.76);
        }
        .site-group-copy-widget-button {
            flex: 0 0 auto;
            width: auto;
            min-width: 116px;
            min-height: 42px;
            padding: 0 18px;
            border: 0;
            border-radius: 999px;
            background: linear-gradient(135deg, #f6d365 0%, #fda085 100%);
            color: #183047;
            font-size: 14px;
            font-weight: 800;
            cursor: pointer;
            box-shadow: 0 10px 22px rgba(253, 160, 133, 0.24);
            transition: transform .16s ease, box-shadow .16s ease;
        }
        .site-group-copy-widget-button:hover {
            transform: translateY(-1px);
            box-shadow: 0 14px 28px rgba(253, 160, 133, 0.32);
        }
        .site-group-copy-widget-button:focus {
            outline: 3px solid rgba(255, 255, 255, 0.28);
            outline-offset: 2px;
        }
        .enterprise-section { margin-top: 42px; }
        .home-slot-wrap {
            display: block;
            width: 100%;
            min-height: 0;
            margin: 0;
            padding: 0;
            border: 0;
        }
        .home-slot-wrap[data-home-slot="after_top_nav"]:not(:empty) {
            box-sizing: border-box;
            max-width: var(--home-shell-width);
            margin: 0 auto 24px;
            padding: 0 38px 38px;
            border: 1px solid #e2ddd7;
            border-radius: 28px;
            background: #fff;
            box-shadow: 0 20px 44px rgba(34, 42, 52, 0.08);
            overflow: hidden;
        }
        .home-slot-wrap[data-home-slot="after_top_nav"]:not(:empty) > .home-section:first-child {
            margin-top: 38px !important;
        }
        .home-slot-wrap[data-home-slot="after_top_nav"]:not(:empty) > .home-section:last-child {
            margin-bottom: 0 !important;
        }
        .enterprise-card {
            border: 1px solid rgba(24, 48, 79, 0.10);
            border-radius: 18px;
            padding: 20px;
            background: linear-gradient(180deg, rgba(255,255,255,0.96) 0%, rgba(247,249,252,0.96) 100%);
            box-shadow: 0 12px 24px rgba(18, 32, 52, 0.05);
        }
        .enterprise-card-head {
            display: flex;
            justify-content: space-between;
            gap: 12px;
            align-items: center;
            margin-bottom: 12px;
            font-size: 14px;
            color: #5d6b7a;
        }
        .enterprise-card-head strong {
            color: #20313c;
            font-size: 18px;
        }
        .enterprise-lead {
            margin: 0 0 16px;
            color: #3a4652;
            font-size: 15px;
            line-height: 1.9;
        }
        .enterprise-meta-pills,
        .enterprise-inline-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 12px;
        }
        .enterprise-pill,
        .enterprise-inline-list span {
            display: inline-flex;
            align-items: center;
            min-height: 34px;
            padding: 0 12px;
            border-radius: 999px;
            background: rgba(18, 86, 138, 0.06);
            border: 1px solid rgba(18, 86, 138, 0.08);
            color: #314150;
            font-size: 13px;
        }
        .enterprise-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
            margin-top: 18px;
        }
        .home-section .ai-responsive-grid,
        .home-slot-wrap .ai-responsive-grid {
            display: grid !important;
            grid-template-columns: repeat(var(--ai-module-desktop-cols, 4), minmax(0, 1fr)) !important;
            gap: 18px;
            align-items: stretch;
        }
        .enterprise-mini-card {
            position: relative;
            padding-top: 48px;
        }
        .enterprise-mini-card p {
            margin: 0;
            font-size: 15px;
            color: #3a4652;
            line-height: 1.8;
        }
        .enterprise-badge {
            position: absolute;
            top: 18px;
            left: 18px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 48px;
            height: 28px;
            border-radius: 999px;
            background: #20313c;
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.06em;
        }
        .enterprise-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
            margin-top: 18px;
        }
        .enterprise-step {
            border-radius: 18px;
            padding: 20px;
            background: linear-gradient(135deg, rgba(35, 51, 73, 0.96) 0%, rgba(57, 76, 104, 0.96) 100%);
            color: #fff;
            box-shadow: 0 12px 24px rgba(18, 32, 52, 0.08);
        }
        .enterprise-step p {
            margin: 10px 0 0;
            color: rgba(255,255,255,0.92);
            font-size: 15px;
            line-height: 1.8;
        }
        .enterprise-step-no {
            display: inline-flex;
            align-items: center;
            min-height: 28px;
            padding: 0 10px;
            border-radius: 999px;
            background: rgba(255,255,255,0.12);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.04em;
        }
        .enterprise-inline-card {
            margin-top: 36px;
            border: 1px solid rgba(24, 48, 79, 0.10);
            border-radius: 20px;
            padding: 22px;
            background: linear-gradient(180deg, rgba(247,250,253,0.98) 0%, rgba(255,255,255,0.98) 100%);
            box-shadow: 0 10px 22px rgba(18, 32, 52, 0.05);
        }
        .enterprise-inline-card p {
            margin: 0;
            color: #3c4956;
            line-height: 1.85;
        }
        .enterprise-footer-box {
            max-width: 1180px;
            margin: 28px auto 0;
            padding: 26px 24px;
            border-radius: 22px;
            background: linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(245,248,252,0.98) 100%);
            border: 1px solid rgba(24, 48, 79, 0.10);
            box-shadow: 0 16px 28px rgba(18, 32, 52, 0.06);
        }
        .enterprise-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 18px;
        }
        .enterprise-footer-item h3 {
            margin: 0 0 12px;
            font-size: 18px;
        }
        .enterprise-footer-item p {
            margin: 0 0 10px;
            color: #46525d;
            font-size: 14px;
            line-height: 1.8;
        }
        .enterprise-footer-list {
            margin: 0;
            padding-left: 18px;
            color: #46525d;
        }
        .enterprise-footer-list li {
            margin-bottom: 8px;
            font-size: 14px;
        }
        .enterprise-contact-stack p strong {
            color: #20313c;
        }
        .enterprise-footer-note {
            margin-top: 12px;
            font-size: 13px;
            color: #66717c;
        }
        @media (max-width: 768px) {
            .site-group-nav-promo {
                margin: 10px auto 18px;
                padding: 0 12px;
            }
            .site-group-nav-promo-link {
                border-radius: 16px;
            }
            .site-group-copy-widget {
                align-items: center;
                bottom: 8px;
                width: calc(100vw - 18px);
                min-height: 58px;
                padding: 10px;
                border-radius: 18px;
                gap: 8px;
            }
            .site-group-copy-widget-info {
                grid-template-columns: auto minmax(0, auto);
                gap: 2px 8px;
            }
            .site-group-copy-widget-title {
                font-size: 12px;
            }
            .site-group-copy-widget-value {
                font-size: 17px;
            }
            .site-group-copy-widget-tip {
                font-size: 11px;
            }
            .site-group-copy-widget-button {
                min-width: 104px;
                min-height: 40px;
                padding: 0 12px;
                font-size: 13px;
            }
            .home-slot-wrap[data-home-slot="after_top_nav"]:not(:empty) {
                padding: 0 18px 30px;
                border-radius: 24px;
            }
            .home-slot-wrap[data-home-slot="after_top_nav"]:not(:empty) > .home-section:first-child {
                margin-top: 30px !important;
            }
            .enterprise-card,
            .enterprise-inline-card,
            .enterprise-footer-box {
                padding: 18px;
            }
            .enterprise-grid,
            .enterprise-steps,
            .enterprise-footer-grid {
                grid-template-columns: 1fr;
            }
            .home-section .ai-responsive-grid,
            .home-slot-wrap .ai-responsive-grid {
                grid-template-columns: repeat(var(--ai-module-mobile-cols, 2), minmax(0, 1fr)) !important;
                gap: 12px;
            }
        }