:root{--font-family-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;--font-family-cjk: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--font-family-mono: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;--color-text: #333;--color-background: #fff;--color-primary: #007bff;--color-secondary: #6c757d;--color-accent: #ffc107;--color-border: #eee;--color-footer-bg: #f8f9fa;--color-footer-text: #6c757d;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-xxl: 3rem;--content-width: 800px;--header-height: 60px;--footer-height: 30px;--accent: #08519f;--accent-dark: #043e7c;--black: 15, 18, 25;--gray: 96, 115, 159;--gray-light: 229, 233, 240;--gray-dark: 34, 41, 57;--gray-gradient: rgba(var(--gray-light), 50%), #fff;--box-shadow: 0 2px 6px rgba(var(--gray), 25%), 0 8px 24px rgba(var(--gray), 33%), 0 16px 32px rgba(var(--gray), 33%)}body{font-family:var(--font-family-sans),var(--font-family-cjk);color:var(--color-text);background-color:var(--color-background);margin:0;padding:0;display:flex;flex-direction:column;min-height:100vh;text-align:left;background:linear-gradient(var(--gray-gradient)) no-repeat;background-size:100% 600px;word-wrap:break-word;overflow-wrap:break-word;font-size:20px;line-height:1.7}main{flex-grow:1;max-width:var(--content-width);margin-left:auto;margin-right:auto;padding:var(--spacing-lg)}h1,h2,h3,h4,h5,h6{margin:0 0 .5rem;color:rgb(var(--black));line-height:1.2}h1{font-size:3.052em}h2{font-size:2.441em}h3{font-size:1.953em}h4{font-size:1.563em}h5{font-size:1.25em}strong,b{font-weight:700}a{color:var(--accent);transition:color .2s ease}a:hover{color:var(--color-primary)}p{margin-bottom:1em}.prose p{margin-bottom:2em}textarea{width:100%;font-size:16px}input{font-size:16px}table{width:100%}img{max-width:100%;height:auto;border-radius:8px}code{padding:2px 5px;background-color:rgb(var(--gray-light));border-radius:2px}pre{padding:1.5em;border-radius:8px}pre>code{all:unset}blockquote{border-left:4px solid var(--accent);padding:0 0 0 20px;margin:0;font-size:1em}hr{border:none;border-top:1px solid rgb(var(--gray-light))}@media(max-width:720px){body{font-size:18px}main{padding:1em}}.sr-only{border:0;padding:0;margin:0;position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px 1px 1px 1px);clip:rect(1px,1px,1px,1px);clip-path:inset(50%);white-space:nowrap}pre,code{font-family:var(--font-family-mono)}body{padding-top:0;padding-bottom:var(--footerHeight)}footer{height:var(--footerHeight);background-color:var(--color-footer-bg);color:var(--color-footer-text);padding:0 var(--spacing-md);display:flex;align-items:center;justify-content:center;font-size:.8rem;width:100%;box-sizing:border-box;position:fixed;bottom:0;left:0}@media(max-width:720px){main{width:90%}}@media(min-width:720px){main{width:50%}}.back-link{margin:5vh 0;height:48px}.back-link a{display:inline-flex;align-items:center;justify-content:center;padding:var(--spacing-xs) var(--spacing-md);border:1px solid var(--color-border);border-radius:50%;width:48px;height:48px;background-color:transparent;transition:background-color .2s ease,border-color .2s ease,color .2s ease;color:var(--color-secondary);text-decoration:none;font-size:1.5rem;line-height:1;box-sizing:border-box}.back-link a:hover{color:var(--color-primary);background-color:var(--color-footer-bg);border-color:var(--color-primary)}.footer-content[data-astro-cid-sz7xmlte]{display:flex;justify-content:center;align-items:center;gap:1rem;width:100%;max-width:var(--content-width);margin:0 auto;height:100%}.copyright[data-astro-cid-sz7xmlte]{font-size:.8rem}.rss-link[data-astro-cid-sz7xmlte]{font-size:.8rem;margin-left:.1rem}.sr-only[data-astro-cid-sz7xmlte]{border:0;padding:0;margin:0;position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px 1px 1px 1px);clip:rect(1px,1px,1px,1px);clip-path:inset(50%);white-space:nowrap}.astro-route-announcer{position:absolute;left:0;top:0;clip:rect(0 0 0 0);clip-path:inset(50%);overflow:hidden;white-space:nowrap;width:1px;height:1px}