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.brand-loader-title[data-v-3871652c]{font-size:15px}.brand-loader-hint[data-v-3871652c]{margin:0;font-size:13px;color:var(--text-muted)}.brand-loader--compact .brand-loader-hint[data-v-3871652c]{font-size:12px}@keyframes brand-loader-spin-3871652c{to{transform:rotate(360deg)}}.route-progress[data-v-1c71e97e]{position:fixed;top:0;left:0;right:0;height:3px;z-index:10001;pointer-events:none;opacity:0;transition:opacity .18s ease}.route-progress.active[data-v-1c71e97e]{opacity:1}.route-progress[data-v-1c71e97e]:before{content:"";display:block;height:100%;width:var(--progress, 0%);background:linear-gradient(90deg,var(--gold-dark),var(--gold),var(--gold-light));box-shadow:0 0 12px rgba(var(--gold-rgb),.55);transition:width .18s ease}.app-shell[data-v-fb686d70]{position:relative;min-height:100vh;display:flex;flex-direction:column;max-width:100%;overflow-x:clip;background:var(--bg-dark)}.main[data-v-fb686d70]{position:relative;flex:1;padding-top:32px;min-width:0;max-width:100%}.main[data-v-fb686d70]:has(.page-home){padding-top:0}:root{--gold: #d4a853;--gold-light: #f0d78c;--gold-dark: #b8922e;--gold-rgb: 212, 168, 83;--color-brand: var(--gold);--color-brand-hover: var(--gold-light);--color-brand-soft: rgba(var(--gold-rgb), .12);--color-brand-border: rgba(var(--gold-rgb), .38);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .35);--shadow-md: 0 8px 24px rgba(0, 0, 0, .45);--shadow-lg: 0 16px 40px rgba(0, 0, 0, .55);--bg-dark: #050505;--bg-panel: #0a0a0a;--bg-card: #101010;--bg-hover: #161616;--bg-muted: #1a1a1a;--cyan: var(--gold);--green: var(--gold);--purple: var(--gold-light);--orange: var(--gold);--yellow: var(--gold-light);--pink: var(--gold);--jsa-green: var(--gold);--foundation-accent: var(--gold);--foundation-accent-rgb: var(--gold-rgb);--foundation-accent-2: var(--gold-light);--foundation-accent-2-rgb: 240, 215, 140;--insight-accent: var(--gold);--insight-accent-rgb: var(--gold-rgb);--accent-highlight-bar: 2px solid var(--insight-accent);--accent-highlight-bg: rgba(var(--insight-accent-rgb), .1);--text-primary: #ffffff;--text-secondary: rgba(255, 255, 255, .72);--text-muted: rgba(255, 255, 255, .45);--border-color: rgba(255, 255, 255, .1);--border-light: rgba(255, 255, 255, .18);--accent-soft: rgba(var(--gold-rgb), .1);--accent-border: rgba(var(--gold-rgb), .35);--card-shadow: var(--shadow-md);--thumb-bg: #141414;--thumb-shadow: var(--shadow-sm);--thumb-border: 1px solid var(--border-color);--field-bg: rgba(255, 255, 255, .05);--field-border: rgba(255, 255, 255, .14);--field-focus-bg: rgba(255, 255, 255, .07);--field-surface: rgba(255, 255, 255, .03);--field-toolbar-bg: rgba(255, 255, 255, .02);--field-hover-bg: rgba(255, 255, 255, .06);--field-divider: rgba(255, 255, 255, .1);--code-inline-bg: rgba(255, 255, 255, .06);--code-block-bg: rgba(0, 0, 0, .28);--panel-shadow: 0 10px 36px rgba(0, 0, 0, .32);--hero-bg: #000000;--hero-subtitle-color: #ffffff;--mermaid-cluster-label-color: #f8fafc;--mermaid-cluster-label-fill: #f8fafc;--mermaid-arch-layer-badge-bg: #12151c;--mermaid-arch-layer-badge-border: rgba(148, 163, 184, .35);--mermaid-arch-layer-badge-color: #f8fafc;--mermaid-flow-link-color: #38bdf8;--mermaid-edge-label-color: #fbbf24;--mermaid-edge-label-shadow: 0 1px 3px rgba(15, 23, 42, .95);--mermaid-message-fill: #e2e8f0;--mermaid-actor-line-color: #94a3b8;--footer-title-color: #ffffff;--footer-text-color: rgba(255, 255, 255, .55);--footer-link-color: rgba(255, 255, 255, .55);--footer-link-hover: var(--gold-light);--footer-bar-color: rgba(255, 255, 255, .38);--footer-copyright-color: rgba(255, 255, 255, .42);--footer-beian-color: rgba(255, 255, 255, .45);--footer-bar-border: rgba(255, 255, 255, .08);--footer-top-glow: transparent;--footer-title-line: var(--header-nav-active-indicator);--footer-emphasis-color: #ffffff;--footer-emphasis-weight: 700;--hero-code-bg: linear-gradient(145deg, #12121a 0%, #08080f 100%);--hero-code-titlebar-bg: #10101f;--hero-code-titlebar-border: rgba(255, 255, 255, .07);--hero-code-filename: rgba(255, 255, 255, .45);--hero-code-text: #c0caf5;--hero-code-comment: #6b7280;--hero-code-string: #ffffff;--hero-code-border: rgba(var(--gold-rgb), .28);--hero-code-shadow: 0 12px 40px rgba(0, 0, 0, .55), 0 0 24px rgba(var(--gold-rgb), .08);--dock-bg: rgba(12, 12, 20, .92);--dock-bg-collapsed: rgba(12, 12, 20, .88);--dock-border: rgba(255, 255, 255, .1);--dock-border-collapsed: color-mix(in srgb, var(--gold) 35%, transparent);--dock-shadow: 0 8px 32px rgba(0, 0, 0, .5);--dock-item-hover-color: #ffffff;--dock-icon-bg: rgba(255, 255, 255, .06);--tools-hero-title-color: transparent;--tools-hero-title-bg: linear-gradient(90deg, var(--gold-light), #818cf8);--tools-hero-title-fill: transparent;--tools-hero-badge-color: var(--gold-light);--tools-hero-badge-border: rgba(var(--gold-rgb), .38);--tools-hero-badge-bg: rgba(var(--gold-rgb), .12);--tools-hero-chip-bg: rgba(255, 255, 255, .03);--wechat-cover-width: 900;--wechat-cover-height: 383;--wechat-cover-aspect: 900 / 383;--feed-cover-width: 320px;--detail-hero-cover-width: clamp(320px, 42vw, 520px);--header-height: 72px;--header-bg: color-mix(in srgb, var(--bg-dark) 88%, transparent);--header-shadow: none;--header-logo-text: var(--gold);--header-logo-icon: var(--gold);--header-nav-color: var(--text-secondary);--header-nav-hover-color: var(--gold);--header-nav-hover-bg: rgba(var(--gold-rgb), .1);--header-nav-active-color: var(--gold);--header-nav-active-bg: rgba(var(--gold-rgb), .14);--header-nav-active-indicator: var(--gold);--dock-left: 20px;--dock-width: 168px;--container-max: 1480px;--container-padding: 24px;--blog-banner-bg: var(--bg-card);--blog-banner-label: #ffffff;--blog-banner-slogan: var(--text-secondary);--blog-banner-divider: var(--border-color);--blog-banner-line: rgba(var(--gold-rgb), .4);--blog-banner-dot: var(--gold);--blog-banner-node: rgba(var(--gold-rgb), .55);--blog-banner-icon-code: var(--gold);--blog-banner-icon-arch: var(--gold-light);--blog-banner-icon-ai: var(--gold);--blog-banner-icon-data: var(--gold-light);--blog-banner-icon-tool: var(--gold);--blog-banner-icon-more: var(--text-muted);--blog-banner-chevron: var(--gold);--blog-banner-glow-left: rgba(var(--gold-rgb), .08);--blog-banner-glow-right: rgba(var(--gold-rgb), .06);--blog-banner-grid-opacity: .08;--foundation-banner-bg: var(--bg-card);--foundation-banner-label: #ffffff;--foundation-banner-slogan: var(--text-secondary);--foundation-banner-divider: var(--border-color);--foundation-banner-chevron: var(--gold);--foundation-banner-glow-left: rgba(var(--gold-rgb), .1);--foundation-banner-glow-right: rgba(var(--gold-rgb), .08);--foundation-banner-grid-opacity: .06;--foundation-banner-icon-java: var(--gold);--foundation-banner-icon-vue: #42a5f5;--foundation-banner-icon-python: #66bb6a;--foundation-banner-icon-vba: #ba68c8;--foundation-banner-icon-jsa: #ff9800;--foundation-banner-icon-pbi: #f2c811;--foundation-hero-ambient: radial-gradient(ellipse 40% 70% at 50% 28%, rgba(var(--foundation-accent-rgb), .08), transparent 66%), radial-gradient(ellipse 22% 50% at 18% 78%, rgba(var(--foundation-accent-rgb), .035), transparent 58%), radial-gradient(ellipse 22% 50% at 82% 78%, rgba(var(--foundation-accent-rgb), .035), transparent 58%);--foundation-hero-ring-opacity: 1;--foundation-hero-ring-floor: rgba(255, 154, 60, .07);--foundation-hero-divider-core: rgba(var(--foundation-accent-rgb), .72);--foundation-hero-divider-mid: rgba(var(--foundation-accent-rgb), .38);--foundation-hero-divider-glow: rgba(var(--foundation-accent-rgb), .14);--blog-hero-ambient: radial-gradient(ellipse 28% 62% at 16% 42%, rgba(var(--gold-rgb), .08), transparent 66%), radial-gradient(ellipse 36% 68% at 50% 32%, rgba(var(--gold-rgb), .09), transparent 68%), radial-gradient(ellipse 24% 58% at 84% 42%, rgba(var(--gold-rgb), .06), transparent 62%);--pbi-hero-ambient: radial-gradient(ellipse 44% 72% at 50% 22%, rgba(var(--gold-rgb), .1), transparent 68%), radial-gradient(ellipse 52% 42% at 50% 78%, rgba(var(--gold-rgb), .06), transparent 62%);--pbi-preview-bg: #0d0d0d;--pbi-preview-dots-bg: rgba(0, 0, 0, .2);--pbi-carousel-dot-idle: rgba(255, 255, 255, .28);--pbi-carousel-arrow-color: #ffffff;--pbi-carousel-arrow-bg: rgba(0, 0, 0, .45);--pbi-carousel-arrow-border: rgba(255, 255, 255, .14);--pbi-zoom-hint-bg: rgba(0, 0, 0, .62);--pbi-zoom-hint-border: rgba(255, 255, 255, .12);--pbi-zoom-hint-color: var(--text-primary);--pbi-chip-bg: rgba(0, 0, 0, .2);--pbi-badge-text: var(--gold-light);--pbi-tag-text: var(--gold-light);--insight-banner-bg: var(--bg-card);--insight-banner-label: #ffffff;--insight-banner-slogan: var(--text-secondary);--insight-banner-divider: var(--border-color);--insight-banner-line: rgba(var(--gold-rgb), .4);--insight-banner-dot: var(--gold);--insight-banner-node: rgba(var(--gold-rgb), .55);--insight-banner-icon-mindset: var(--gold);--insight-banner-icon-scene: var(--gold-light);--insight-banner-icon-requirement: var(--gold);--insight-banner-icon-case: var(--gold-light);--insight-banner-chevron: var(--gold);--insight-banner-glow-left: rgba(var(--gold-rgb), .08);--insight-banner-glow-right: rgba(var(--gold-rgb), .06);--insight-banner-grid-opacity: .08}[data-theme=light]{--shadow-sm: 0 1px 4px rgba(0, 0, 0, .06);--shadow-md: 0 4px 16px rgba(0, 0, 0, .08);--shadow-lg: 0 12px 32px rgba(0, 0, 0, .1);--bg-dark: #f0f0f0;--bg-panel: #ffffff;--bg-card: #ffffff;--bg-hover: #f5f5f5;--bg-muted: #e8e8e8;--text-primary: #111111;--text-secondary: #666666;--text-muted: #999999;--border-color: #e0e0e0;--border-light: #cccccc;--accent-soft: rgba(var(--gold-rgb), .1);--accent-border: rgba(var(--gold-rgb), .45);--accent-highlight-bg: rgba(var(--insight-accent-rgb), .07);--card-shadow: var(--shadow-md);--thumb-bg: #f5f5f5;--thumb-shadow: var(--shadow-sm);--field-bg: #ffffff;--field-border: #dcdcdc;--field-focus-bg: #ffffff;--field-surface: #fafafa;--field-toolbar-bg: #f5f5f5;--field-hover-bg: #eeeeee;--field-divider: #e8e8e8;--code-inline-bg: #f0f0f0;--code-block-bg: #f5f5f5;--panel-shadow: 0 4px 20px rgba(0, 0, 0, .06);--hero-bg: radial-gradient(ellipse 72% 58% at 12% 38%, rgba(var(--gold-rgb), .1) 0%, transparent 62%), radial-gradient(ellipse 50% 42% at 88% 72%, rgba(0, 0, 0, .04) 0%, transparent 58%), linear-gradient(180deg, #ffffff 0%, #f3f3f3 100%);--hero-subtitle-color: #111111;--mermaid-cluster-label-color: #000000;--mermaid-cluster-label-fill: #000000;--mermaid-arch-layer-badge-bg: #ffffff;--mermaid-arch-layer-badge-border: #94a3b8;--mermaid-arch-layer-badge-color: #000000;--mermaid-flow-link-color: #2563eb;--mermaid-edge-label-color: #b45309;--mermaid-edge-label-shadow: none;--mermaid-message-fill: #334155;--mermaid-actor-line-color: #64748b;--footer-title-color: var(--gold-dark);--footer-text-color: var(--text-secondary);--footer-link-color: var(--text-secondary);--footer-link-hover: var(--gold-dark);--footer-bar-color: var(--text-muted);--footer-copyright-color: var(--text-muted);--footer-beian-color: var(--text-muted);--footer-bar-border: var(--border-color);--footer-top-glow: rgba(0, 0, 0, .02);--hero-code-bg: linear-gradient(180deg, #ffffff 0%, #f7f7f7 100%);--hero-code-titlebar-bg: #f0f0f0;--hero-code-titlebar-border: #e0e0e0;--hero-code-filename: #666666;--hero-code-text: #333333;--hero-code-comment: #888888;--hero-code-string: #b8922e;--hero-code-border: #dcdcdc;--hero-code-shadow: 0 8px 28px rgba(0, 0, 0, .08);--dock-bg: rgba(255, 255, 255, .98);--dock-bg-collapsed: rgba(255, 255, 255, .96);--dock-border: #e0e0e0;--dock-border-collapsed: color-mix(in srgb, var(--gold-dark) 45%, #e0e0e0);--dock-shadow: 0 8px 28px rgba(0, 0, 0, .1);--dock-item-hover-color: #111111;--dock-icon-bg: #f3f3f3;--tools-hero-title-color: #111111;--tools-hero-title-bg: none;--tools-hero-title-fill: currentColor;--tools-hero-badge-color: var(--gold-dark);--tools-hero-badge-border: rgba(var(--gold-rgb), .45);--tools-hero-badge-bg: rgba(var(--gold-rgb), .1);--tools-hero-chip-bg: #fafafa;--header-bg: rgba(255, 255, 255, .94);--header-shadow: 0 1px 0 rgba(0, 0, 0, .06);--header-logo-text: #111111;--header-logo-icon: var(--gold-dark);--header-nav-color: #444444;--header-nav-hover-color: #111111;--header-nav-hover-bg: #f3f3f3;--header-nav-active-color: #111111;--header-nav-active-bg: rgba(var(--gold-rgb), .12);--header-nav-active-indicator: var(--gold-dark);--blog-banner-bg: #ffffff;--blog-banner-label: #111111;--blog-banner-slogan: var(--text-secondary);--blog-banner-divider: var(--border-color);--blog-banner-line: rgba(var(--gold-rgb), .35);--blog-banner-glow-left: rgba(0, 0, 0, .02);--blog-banner-glow-right: rgba(0, 0, 0, .02);--blog-banner-grid-opacity: .03;--insight-banner-bg: #ffffff;--insight-banner-label: #111111;--insight-banner-slogan: var(--text-secondary);--insight-banner-divider: var(--border-color);--insight-banner-line: rgba(var(--gold-rgb), .35);--insight-banner-glow-left: rgba(0, 0, 0, .02);--insight-banner-glow-right: rgba(0, 0, 0, .02);--insight-banner-grid-opacity: .03;--foundation-banner-bg: #ffffff;--foundation-banner-label: #111111;--foundation-banner-slogan: var(--text-secondary);--foundation-banner-divider: var(--border-color);--foundation-banner-chevron: var(--gold-dark);--foundation-banner-glow-left: rgba(var(--gold-rgb), .08);--foundation-banner-glow-right: rgba(var(--gold-rgb), .05);--foundation-banner-grid-opacity: .04;--foundation-banner-icon-java: var(--gold-dark);--foundation-banner-icon-vue: #1976d2;--foundation-banner-icon-python: #2e7d32;--foundation-banner-icon-vba: #7b1fa2;--foundation-banner-icon-jsa: #e65100;--foundation-banner-icon-pbi: 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38% at 50% 80%, rgba(var(--gold-rgb), .04), transparent 58%);--pbi-preview-bg: var(--thumb-bg);--pbi-preview-dots-bg: var(--bg-muted);--pbi-carousel-dot-idle: rgba(0, 0, 0, .18);--pbi-carousel-arrow-color: #333333;--pbi-carousel-arrow-bg: rgba(255, 255, 255, .94);--pbi-carousel-arrow-border: var(--border-color);--pbi-zoom-hint-bg: rgba(255, 255, 255, .94);--pbi-zoom-hint-border: var(--border-color);--pbi-zoom-hint-color: var(--text-primary);--pbi-chip-bg: var(--field-surface);--pbi-badge-text: var(--gold-dark);--pbi-tag-text: var(--gold-dark)}[data-theme=light] .footer{--bg-panel: #050505;--border-color: rgba(255, 255, 255, .08);--footer-title-color: #ffffff;--footer-text-color: rgba(255, 255, 255, .55);--footer-link-color: rgba(255, 255, 255, .55);--footer-link-hover: var(--gold-light);--footer-bar-color: rgba(255, 255, 255, .38);--footer-copyright-color: rgba(255, 255, 255, .42);--footer-beian-color: rgba(255, 255, 255, .45);--footer-bar-border: rgba(255, 255, 255, .08);--footer-top-glow: transparent;--footer-title-line: var(--gold-light);--footer-emphasis-color: rgba(255, 255, 255, .55);--footer-emphasis-weight: 400}.cover-media-frame{aspect-ratio:var(--wechat-cover-aspect, 900 / 383);overflow:hidden;line-height:0}.cover-media-frame--portrait{aspect-ratio:10 / 16;background:#ffffff0a}.cover-media-frame--portrait>img,.cover-media-frame--portrait .cover-media{object-fit:contain}.cover-media-frame>img,.cover-media{width:100%;height:100%;object-fit:cover;object-position:center;display:block}.md-content{font-size:15px;line-height:1.85;color:var(--text-primary);overflow-wrap:anywhere;word-break:break-word;max-width:100%}.md-content h1,.md-content h2,.md-content h3{overflow-wrap:anywhere;word-break:break-word}.md-content h1{font-size:1.55rem;font-weight:800;margin:36px 0 18px;color:var(--cyan)}.md-content h2{font-size:1.4rem;font-weight:800;margin:32px 0 16px;color:var(--cyan)}.md-content>:is(h1,h2,h3):first-child{margin-top:0}.md-content 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