@font-face{font-family:"Noto Serif SC";font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/noto-serif-sc-chinese-simplified-400-normal.D_MNT7eP.woff2) format("woff2"),url(/_astro/noto-serif-sc-chinese-simplified-400-normal.B2KSTdFc.woff) format("woff")}@font-face{font-family:"Noto Serif SC";font-style:normal;font-display:swap;font-weight:600;src:url(/_astro/noto-serif-sc-chinese-simplified-600-normal.CRPzCQED.woff2) format("woff2"),url(/_astro/noto-serif-sc-chinese-simplified-600-normal.CX6BYvzJ.woff) format("woff")}:root{--font-serif: "Noto Serif SC", ui-serif, Georgia, "Times New Roman", "Songti SC", "STSong", "SimSun", serif;--font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, "JetBrains Mono", "Cascadia Code", "Sarasa Mono SC", Consolas, monospace;--measure: 68ch;--measure-wide: 78ch;--leading: 1.75;--fs-base: 17px;--fs-h1: 2.25rem;--fs-h2: 1.6rem;--fs-h3: 1.25rem;--fs-small: .875rem;--fs-meta: .8125rem;--sp-1: .25rem;--sp-2: .5rem;--sp-3: .75rem;--sp-4: 1rem;--sp-6: 1.5rem;--sp-8: 2rem;--sp-12: 3rem;--sp-16: 4rem;--sp-24: 6rem}:root,:root[data-theme=light]{color-scheme:light;--bg: #fbfaf7;--bg-elevated: #ffffff;--bg-subtle: #f1efe9;--text: #1a1a1a;--text-soft: #4b4b4b;--text-muted: #8a8a8a;--border: #e8e4dc;--border-strong: #d4cfc4;--accent: #b3372f;--accent-soft: #f0e3e1;--link: #1a1a1a;--link-hover: #b3372f;--code-bg: #f4f1ec;--selection: #f5d6c2;--shadow: 0 1px 2px rgba(20, 20, 20, .04)}:root[data-theme=dark]{color-scheme:dark;--bg: #0e0e10;--bg-elevated: #16161a;--bg-subtle: #1c1c20;--text: #e6e6e6;--text-soft: #b5b5b5;--text-muted: #7a7a7a;--border: #26262a;--border-strong: #36363a;--accent: #e07a6f;--accent-soft: #2a1f1d;--link: #e6e6e6;--link-hover: #e07a6f;--code-bg: #1a1a1d;--selection: #4a2c1a;--shadow: 0 1px 2px rgba(0, 0, 0, .3)}@media(prefers-color-scheme:dark){:root:not([data-theme]){color-scheme:dark;--bg: #0e0e10;--bg-elevated: #16161a;--bg-subtle: #1c1c20;--text: #e6e6e6;--text-soft: #b5b5b5;--text-muted: #7a7a7a;--border: #26262a;--border-strong: #36363a;--accent: #e07a6f;--accent-soft: #2a1f1d;--link: #e6e6e6;--link-hover: #e07a6f;--code-bg: #1a1a1d;--selection: #4a2c1a;--shadow: 0 1px 2px rgba(0, 0, 0, .3)}}*,*:before,*:after{box-sizing:border-box}html{font-size:var(--fs-base);-webkit-text-size-adjust:100%;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth;font-feature-settings:"kern" 1,"liga" 1,"calt" 1}body{margin:0;font-family:var(--font-sans);font-weight:400;line-height:var(--leading);color:var(--text);background:var(--bg);transition:background-color .3s ease,color .3s ease;min-height:100vh;display:flex;flex-direction:column}::selection{background:var(--selection);color:var(--text)}h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);font-weight:600;line-height:1.3;color:var(--text);margin:var(--sp-8) 0 var(--sp-4);letter-spacing:-.01em}h1{font-size:var(--fs-h1)}h2{font-size:var(--fs-h2)}h3{font-size:var(--fs-h3)}p{margin:0 0 var(--sp-4)}a{color:var(--link);text-decoration:none;text-underline-offset:3px;text-decoration-thickness:1px;transition:color .2s ease,text-decoration-color .2s ease}a:hover{color:var(--link-hover);text-decoration:underline;text-decoration-color:var(--accent)}ul,ol{padding-left:1.5em;margin:0 0 var(--sp-4)}li+li{margin-top:var(--sp-1)}blockquote{margin:var(--sp-6) 0;padding:var(--sp-2) var(--sp-6);border-left:3px solid var(--accent);color:var(--text-soft);font-style:italic;font-family:var(--font-serif)}blockquote p:last-child{margin-bottom:0}hr{border:0;height:1px;background:var(--border);margin:var(--sp-12) 0}code{font-family:var(--font-mono);font-size:.92em;background:var(--code-bg);padding:.15em .4em;border-radius:4px;color:var(--text)}pre{font-family:var(--font-mono);font-size:.875rem;line-height:1.6;background:var(--code-bg);padding:var(--sp-4) var(--sp-6);border-radius:6px;overflow-x:auto;margin:var(--sp-6) 0;border:1px solid var(--border)}pre code{background:transparent;padding:0;font-size:inherit}table{width:100%;border-collapse:collapse;margin:var(--sp-6) 0;font-size:var(--fs-small)}th,td{padding:var(--sp-3) var(--sp-4);text-align:left;border-bottom:1px solid var(--border)}th{font-weight:600;color:var(--text)}.container{width:100%;max-width:var(--measure);margin:0 auto;padding:0 var(--sp-6)}.container--wide{max-width:var(--measure-wide)}main{flex:1;padding:var(--sp-12) 0 var(--sp-16)}img{max-width:100%;height:auto}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}:root[data-theme=dark] ::-webkit-scrollbar{width:10px;height:10px}:root[data-theme=dark] ::-webkit-scrollbar-track{background:var(--bg)}:root[data-theme=dark] ::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:5px}@media(max-width:640px){:root{--fs-base: 16px;--fs-h1: 1.75rem;--fs-h2: 1.35rem}main{padding:var(--sp-8) 0 var(--sp-12)}}@keyframes fade-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}::view-transition-old(root){animation:.25s fade-in both reverse}::view-transition-new(root){animation:.3s fade-in both}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.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}.theme-toggle[data-astro-cid-x3pjskd3]{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;background:transparent;border:1px solid var(--border);border-radius:50%;color:var(--text-soft);cursor:pointer;transition:color .2s,border-color .2s,background .2s}.theme-toggle[data-astro-cid-x3pjskd3]:hover{color:var(--text);border-color:var(--border-strong);background:var(--bg-subtle)}.theme-toggle[data-astro-cid-x3pjskd3] .icon-sun[data-astro-cid-x3pjskd3],.theme-toggle[data-astro-cid-x3pjskd3] .icon-moon[data-astro-cid-x3pjskd3]{transition:transform .3s ease}:root[data-theme=light] .theme-toggle[data-astro-cid-x3pjskd3] .icon-sun[data-astro-cid-x3pjskd3],:root:not([data-theme=light]) .theme-toggle[data-astro-cid-x3pjskd3] .icon-moon[data-astro-cid-x3pjskd3]{display:none}.site-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--border)}.header-inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-6);height:60px}.brand[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;gap:var(--sp-2);font-family:var(--font-serif);font-size:1.05rem;font-weight:600;color:var(--text);text-decoration:none;letter-spacing:.02em}.brand[data-astro-cid-3ef6ksr2]:hover{color:var(--text)}.brand-mark[data-astro-cid-3ef6ksr2]{font-size:1.05rem}.site-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{display:flex;gap:var(--sp-6);margin:0;padding:0;list-style:none}.nav-link[data-astro-cid-3ef6ksr2]{font-size:var(--fs-small);color:var(--text-muted);text-decoration:none;padding:var(--sp-1) 0;position:relative}.nav-link[data-astro-cid-3ef6ksr2]:hover,.nav-link[data-astro-cid-3ef6ksr2].active{color:var(--text)}.nav-link[data-astro-cid-3ef6ksr2].active:after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;background:var(--accent)}.header-actions[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--sp-3)}.menu-toggle[data-astro-cid-3ef6ksr2]{display:none;width:36px;height:36px;padding:0;background:transparent;border:1px solid var(--border);border-radius:50%;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;color:var(--text-soft)}.menu-toggle[data-astro-cid-3ef6ksr2] .bar[data-astro-cid-3ef6ksr2]{display:block;width:16px;height:1.5px;background:currentColor;border-radius:1px;transition:transform .2s,opacity .2s}.menu-toggle[data-astro-cid-3ef6ksr2][aria-expanded=true] .bar[data-astro-cid-3ef6ksr2]:nth-child(1){transform:translateY(5.5px) rotate(45deg)}.menu-toggle[data-astro-cid-3ef6ksr2][aria-expanded=true] .bar[data-astro-cid-3ef6ksr2]:nth-child(2){opacity:0}.menu-toggle[data-astro-cid-3ef6ksr2][aria-expanded=true] .bar[data-astro-cid-3ef6ksr2]:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}.mobile-menu[data-astro-cid-3ef6ksr2]{position:fixed;inset:60px 0 0;background:var(--bg);padding:var(--sp-8) var(--sp-6);transform:translate(100%);transition:transform .25s ease;z-index:40;overflow-y:auto;border-top:1px solid var(--border)}.mobile-menu[data-astro-cid-3ef6ksr2].is-open{transform:translate(0)}.mobile-menu[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--sp-1)}.mobile-link[data-astro-cid-3ef6ksr2]{display:block;padding:var(--sp-4) var(--sp-2);font-family:var(--font-serif);font-size:1.5rem;color:var(--text);text-decoration:none;border-bottom:1px solid var(--border)}.mobile-link[data-astro-cid-3ef6ksr2].active{color:var(--accent)}@media(max-width:640px){.header-inner[data-astro-cid-3ef6ksr2]{gap:var(--sp-3)}.site-nav[data-astro-cid-3ef6ksr2]{display:none}.menu-toggle[data-astro-cid-3ef6ksr2]{display:inline-flex}}body.menu-open{overflow:hidden}.site-footer[data-astro-cid-sz7xmlte]{border-top:1px solid var(--border);padding:var(--sp-8) 0;color:var(--text-muted);font-size:var(--fs-small)}.site-footer[data-astro-cid-sz7xmlte] p[data-astro-cid-sz7xmlte]{margin:0;text-align:center}.site-footer[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--text-soft)}.site-footer[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--accent)}