:root{color-scheme:light;--bg: #fbfbfd;--surface: #ffffff;--surface-2: #f5f5f7;--surface-sunken: #eeeef2;--text-1: #1d1d1f;--text-2: #6e6e73;--text-3: #737378;--text-on-accent: #ffffff;--hairline: rgba(0, 0, 0, .09);--hairline-strong: rgba(0, 0, 0, .17);--accent: #0071e3;--accent-hover: #0077ed;--accent-pressed: #0067cf;--accent-subtle: rgba(0, 113, 227, .09);--accent-ring: rgba(0, 113, 227, .4);--success: #1d8f4e;--warning: #b25000;--danger: #d70015;--material-bg: rgba(251, 251, 253, .72);--material-blur: blur(20px) saturate(180%);--material-edge: rgba(255, 255, 255, .55);--fx-grid: rgba(0, 0, 0, .055);--fx-glow: rgba(0, 113, 227, .1);--fx-beam: rgba(0, 113, 227, .14);--shadow-1: 0 1px 2px rgba(0, 0, 0, .04);--shadow-2: 0 4px 14px rgba(0, 0, 0, .06), 0 1px 3px rgba(0, 0, 0, .04);--shadow-3: 0 14px 38px rgba(0, 0, 0, .1), 0 3px 10px rgba(0, 0, 0, .05);--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;--font-mono: ui-monospace, "SF Mono", SFMono-Regular, "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;--fs-display: clamp(2.75rem, 7vw, 5rem);--lh-display: 1.04;--ls-display: -.032em;--fs-h1: clamp(2rem, 4.5vw, 3.25rem);--lh-h1: 1.08;--ls-h1: -.026em;--fs-h2: clamp(1.5rem, 2.6vw, 2rem);--lh-h2: 1.2;--ls-h2: -.02em;--fs-h3: 1.1875rem;--lh-h3: 1.35;--ls-h3: -.014em;--fs-body: 1.0625rem;--lh-body: 1.7;--ls-body: 0;--fs-sm: .9375rem;--fs-xs: .8125rem;--lh-tight: 1.5;--fs-label: .75rem;--ls-label: .09em;--sp-1: .25rem;--sp-2: .5rem;--sp-3: .75rem;--sp-4: 1rem;--sp-5: 1.5rem;--sp-6: 2rem;--sp-7: 2.5rem;--sp-8: 3rem;--sp-9: 4rem;--sp-10: 5rem;--sp-11: 6.5rem;--sp-12: 8rem;--r-sm: 8px;--r-md: 12px;--r-lg: 18px;--r-xl: 26px;--r-full: 999px;--ease-spring: linear( 0, .194, .48, .697, .833, .911, .954, .977, .988, .994, 1 );--ease-out: cubic-bezier(.32, .72, 0, 1);--ease-in-out: cubic-bezier(.4, 0, .2, 1);--dur-press: .11s;--dur-fast: .2s;--dur-base: .32s;--dur-spring: .45s;--dur-slow: .62s;--nav-h: 72px;--hero-h: min(74svh, 620px);--band-h: 300px;--fx-cell: 72px;--measure: 48rem;--w-content: 1120px;--w-mid: 960px;--w-narrow: calc(var(--measure) + var(--sp-7) * 2 + var(--gutter) * 2);--gutter: 1.5rem;--z-nav: 100;--z-overlay: 200;--z-float: 90}@media(max-width:600px){:root{--hero-h: min(78svh, 560px);--band-h: 230px;--fx-cell: 56px}}:root[data-theme=dark]{color-scheme:dark;--bg: #000000;--surface: #141416;--surface-2: #1d1d1f;--surface-sunken: #0a0a0b;--text-1: #f5f5f7;--text-2: #a1a1a6;--text-3: #7c7c80;--text-on-accent: #ffffff;--hairline: rgba(255, 255, 255, .12);--hairline-strong: rgba(255, 255, 255, .24);--accent: #2997ff;--accent-hover: #47a6ff;--accent-pressed: #1c86e8;--accent-subtle: rgba(41, 151, 255, .15);--accent-ring: rgba(41, 151, 255, .5);--success: #30d158;--warning: #ff9f0a;--danger: #ff453a;--material-bg: rgba(20, 20, 22, .68);--material-edge: rgba(255, 255, 255, .1);--fx-grid: rgba(255, 255, 255, .07);--fx-glow: rgba(41, 151, 255, .16);--fx-beam: rgba(41, 151, 255, .2);--shadow-1: 0 1px 2px rgba(0, 0, 0, .5);--shadow-2: 0 4px 14px rgba(0, 0, 0, .55), 0 1px 3px rgba(0, 0, 0, .4);--shadow-3: 0 14px 38px rgba(0, 0, 0, .65), 0 3px 10px rgba(0, 0, 0, .45)}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--bg: #000000;--surface: #141416;--surface-2: #1d1d1f;--surface-sunken: #0a0a0b;--text-1: #f5f5f7;--text-2: #a1a1a6;--text-3: #7c7c80;--hairline: rgba(255, 255, 255, .12);--hairline-strong: rgba(255, 255, 255, .24);--accent: #2997ff;--accent-hover: #47a6ff;--accent-pressed: #1c86e8;--accent-subtle: rgba(41, 151, 255, .15);--accent-ring: rgba(41, 151, 255, .5);--success: #30d158;--warning: #ff9f0a;--danger: #ff453a;--material-bg: rgba(20, 20, 22, .68);--material-edge: rgba(255, 255, 255, .1);--fx-grid: rgba(255, 255, 255, .07);--fx-glow: rgba(41, 151, 255, .16);--fx-beam: rgba(41, 151, 255, .2);--shadow-1: 0 1px 2px rgba(0, 0, 0, .5);--shadow-2: 0 4px 14px rgba(0, 0, 0, .55), 0 1px 3px rgba(0, 0, 0, .4);--shadow-3: 0 14px 38px rgba(0, 0, 0, .65), 0 3px 10px rgba(0, 0, 0, .45)}}@media(prefers-reduced-transparency:reduce){:root{--material-bg: #fbfbfd;--material-blur: none}:root[data-theme=dark]{--material-bg: #141416}:root,:root[data-theme=dark]{--fx-glow: transparent;--fx-beam: transparent}}@media(prefers-contrast:more){:root{--hairline: rgba(0, 0, 0, .28);--hairline-strong: rgba(0, 0, 0, .45);--text-2: #4a4a4f;--text-3: #5c5c61;--material-bg: #ffffff;--material-blur: none}:root[data-theme=dark]{--hairline: rgba(255, 255, 255, .34);--hairline-strong: rgba(255, 255, 255, .55);--text-2: #d0d0d4;--text-3: #b8b8bd;--material-bg: #000000}:root,:root[data-theme=dark]{--fx-grid: transparent;--fx-glow: transparent;--fx-beam: transparent}}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{overflow-x:clip;scrollbar-gutter:stable;scroll-padding-top:calc(var(--nav-h) + var(--sp-4));-webkit-text-size-adjust:100%}@supports not (overflow-x: clip){html{overflow-x:hidden}}body{position:relative;min-height:100svh;background-color:var(--bg);color:var(--text-1);font-family:var(--font-sans);font-size:var(--fs-body);line-height:var(--lh-body);letter-spacing:var(--ls-body);font-optical-sizing:auto;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color var(--dur-base) var(--ease-out),color var(--dur-base) var(--ease-out)}h1,h2,h3,h4{font-weight:600;text-wrap:balance}@supports (word-break: auto-phrase){h1,h2,h3,h4{word-break:auto-phrase}}h1{font-size:var(--fs-h1);line-height:var(--lh-h1);letter-spacing:var(--ls-h1)}h2{font-size:var(--fs-h2);line-height:var(--lh-h2);letter-spacing:var(--ls-h2)}h3{font-size:var(--fs-h3);line-height:var(--lh-h3);letter-spacing:var(--ls-h3)}p{text-wrap:pretty}strong{font-weight:600;color:var(--text-1)}code,kbd,samp,pre{font-family:var(--font-mono);font-size:.9em}img,picture,video,canvas,svg{display:block;max-width:100%}ul,ol{list-style:none}button,input,select,textarea{font:inherit;color:inherit;background:none;border:none}button{cursor:pointer;-webkit-tap-highlight-color:transparent}a{color:var(--accent);text-decoration:none;transition:color var(--dur-fast) var(--ease-out)}a:hover{color:var(--accent-hover)}:focus{outline:none}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:var(--r-sm)}::selection{background:var(--accent-subtle);color:var(--text-1)}.skip-link{position:absolute;top:var(--sp-2);left:var(--sp-2);z-index:calc(var(--z-nav) + 10);padding:var(--sp-2) var(--sp-4);border-radius:var(--r-full);background:var(--surface);color:var(--text-1);box-shadow:var(--shadow-2);font-size:var(--fs-xs);font-weight:600;transform:translateY(-200%);transition:transform var(--dur-fast) var(--ease-out)}.skip-link:focus-visible{transform:translateY(0)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--hairline-strong);border-radius:var(--r-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-3)}*{scrollbar-width:thin;scrollbar-color:var(--hairline-strong) transparent}.u-container{width:100%;max-width:var(--w-content);margin-inline:auto;padding-inline:var(--gutter)}.u-mid{max-width:var(--w-mid)}.u-narrow{max-width:var(--w-narrow)}.u-label{font-family:var(--font-mono);font-size:var(--fs-label);letter-spacing:var(--ls-label);text-transform:uppercase;color:var(--text-3);font-weight:500;font-variant-numeric:tabular-nums}.u-section-head{display:flex;align-items:baseline;gap:var(--sp-3);padding-bottom:var(--sp-3);margin-bottom:var(--sp-5);border-bottom:1px solid var(--hairline)}.u-section-head .idx{font-family:var(--font-mono);font-size:var(--fs-label);letter-spacing:var(--ls-label);color:var(--accent);font-variant-numeric:tabular-nums;flex-shrink:0}.u-section-head .title{margin-right:auto;font-family:var(--font-mono);font-size:var(--fs-label);letter-spacing:var(--ls-label);text-transform:uppercase;color:var(--text-2);font-weight:500}.u-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--sp-2);padding:.72rem var(--sp-6);border-radius:var(--r-full);font-size:var(--fs-sm);font-weight:500;letter-spacing:-.01em;white-space:nowrap;transition:transform var(--dur-press) var(--ease-out),background-color var(--dur-fast) var(--ease-out),border-color var(--dur-fast) var(--ease-out),color var(--dur-fast) var(--ease-out)}.u-btn:active{transform:scale(.97)}.u-btn--primary{background:var(--accent);color:var(--text-on-accent)}.u-btn--primary:hover{background:var(--accent-hover);color:var(--text-on-accent)}.u-btn--primary:active{background:var(--accent-pressed)}.u-btn--ghost{border:1px solid var(--hairline-strong);color:var(--text-1)}.u-btn--ghost:hover{background:var(--surface-2);border-color:var(--text-3);color:var(--text-1)}.u-btn:disabled{opacity:.45;cursor:not-allowed;transform:none}.u-card{position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-lg);transition:transform var(--dur-base) var(--ease-spring),border-color var(--dur-fast) var(--ease-out),box-shadow var(--dur-base) var(--ease-out)}.u-card:before{content:"";position:absolute;top:0;left:var(--sp-4);right:var(--sp-4);height:1px;border-radius:var(--r-full);background:linear-gradient(to right,transparent,var(--accent),transparent);opacity:0;transition:opacity var(--dur-base) var(--ease-out);pointer-events:none}@media(hover:hover){.u-card:hover{transform:translateY(-3px);border-color:var(--hairline-strong);box-shadow:var(--shadow-3)}.u-card:hover:before{opacity:1}}.u-card:active{transform:scale(.988);transition-duration:var(--dur-press)}.u-tag{display:inline-flex;align-items:center;padding:.2rem .6rem;border-radius:var(--r-sm);background:var(--accent-subtle);color:var(--accent);font-family:var(--font-mono);font-size:var(--fs-label);letter-spacing:.02em;font-weight:500;white-space:nowrap}.u-tag--quiet{background:var(--surface-2);color:var(--text-2)}@keyframes u-rise{0%{opacity:0;transform:translate3d(0,var(--rise, 14px),0)}to{opacity:1;transform:translateZ(0)}}@keyframes u-fade{0%{opacity:0}to{opacity:1}}.u-rise{animation:u-rise var(--dur-spring) var(--ease-spring) both}.u-fade{animation:u-fade var(--dur-slow) var(--ease-out) both}.u-stagger>*{animation:u-rise var(--dur-spring) var(--ease-spring) both;animation-delay:calc(var(--i, 0) * 70ms)}.js .u-stagger--scroll>*{animation:none;opacity:0;transform:translate3d(0,var(--rise, 14px),0)}.js .u-stagger--scroll>*.is-revealed{animation:u-rise var(--dur-spring) var(--ease-spring) both;animation-delay:0ms}.u-to-top{position:fixed;right:var(--sp-6);bottom:var(--sp-6);z-index:var(--z-float);display:grid;place-items:center;width:44px;height:44px;border-radius:var(--r-full);border:1px solid var(--hairline-strong);background:var(--material-bg);backdrop-filter:var(--material-blur);-webkit-backdrop-filter:var(--material-blur);box-shadow:var(--shadow-2);color:var(--text-1);opacity:0;visibility:hidden;transform:translateY(8px) scale(.9);transition:opacity var(--dur-base) var(--ease-out),visibility var(--dur-base) var(--ease-out),transform var(--dur-spring) var(--ease-spring),background-color var(--dur-fast) var(--ease-out),color var(--dur-fast) var(--ease-out)}@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))){.u-to-top{background:var(--surface)}}.u-to-top svg{width:19px;height:19px}.u-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0) scale(1)}.u-to-top:hover{background:var(--accent);border-color:var(--accent);color:var(--text-on-accent)}.u-to-top:active{transform:scale(.9);transition-duration:var(--dur-press)}@media(max-width:900px){.u-to-top{right:var(--sp-4);bottom:var(--sp-4);width:40px;height:40px}}@media print{*,*:before,*:after{animation:none!important;transition:none!important;opacity:1!important;transform:none!important}}.fx[data-astro-cid-cmkhbf6n]{position:absolute;top:0;left:0;right:0;height:calc(var(--nav-h) + var(--band-h));z-index:-1;overflow:hidden;pointer-events:none;--fade-start: calc(100% - 96px) ;-webkit-mask-image:linear-gradient(to bottom,#000 0,#000 var(--fade-start),transparent 100%);mask-image:linear-gradient(to bottom,#000 0,#000 var(--fade-start),transparent 100%);--scan-to: 620px;container-type:size}.fx--hero[data-astro-cid-cmkhbf6n]{height:calc(var(--nav-h) + var(--hero-h));--fade-start: calc(100% - 120px) }@supports (height: 100cqh){.fx[data-astro-cid-cmkhbf6n]{--scan-to: 100cqh}}.fx-grid[data-astro-cid-cmkhbf6n],.fx-glow[data-astro-cid-cmkhbf6n],.fx-beam[data-astro-cid-cmkhbf6n]{position:absolute;inset:0}.fx-grid[data-astro-cid-cmkhbf6n]{background-image:linear-gradient(to right,var(--fx-grid) 1px,transparent 1px),linear-gradient(to bottom,var(--fx-grid) 1px,transparent 1px);background-size:var(--fx-cell) var(--fx-cell);-webkit-mask-image:radial-gradient(125% 100% at 50% 0%,#000 32%,transparent 80%);mask-image:radial-gradient(125% 100% at 50% 0%,#000 32%,transparent 80%)}.fx--page[data-astro-cid-cmkhbf6n] .fx-grid[data-astro-cid-cmkhbf6n]{-webkit-mask-image:radial-gradient(140% 100% at 50% 0%,#000 18%,transparent 74%);mask-image:radial-gradient(140% 100% at 50% 0%,#000 18%,transparent 74%)}.fx-glow[data-astro-cid-cmkhbf6n]{background:radial-gradient(46rem 30rem at 8% -12%,var(--fx-glow),transparent 70%),radial-gradient(34rem 26rem at 92% 4%,var(--fx-glow),transparent 72%)}.fx--page[data-astro-cid-cmkhbf6n] .fx-glow[data-astro-cid-cmkhbf6n]{background:radial-gradient(38rem 20rem at 12% -30%,var(--fx-glow),transparent 70%),radial-gradient(28rem 16rem at 88% -10%,var(--fx-glow),transparent 72%)}.fx-beam[data-astro-cid-cmkhbf6n]{background-image:radial-gradient(20rem 20rem at var(--mx, 50%) var(--my, 42%),var(--fx-beam),transparent 70%),linear-gradient(to right,var(--fx-beam) 1px,transparent 1px),linear-gradient(to bottom,var(--fx-beam) 1px,transparent 1px);background-size:auto,var(--fx-cell) var(--fx-cell),var(--fx-cell) var(--fx-cell);-webkit-mask-image:radial-gradient(17rem 17rem at var(--mx, 50%) var(--my, 42%),#000,transparent 72%);mask-image:radial-gradient(17rem 17rem at var(--mx, 50%) var(--my, 42%),#000,transparent 72%);opacity:0;transition:opacity var(--dur-base) var(--ease-out)}.fx[data-astro-cid-cmkhbf6n].is-lit .fx-beam[data-astro-cid-cmkhbf6n]{opacity:1}.fx-scan[data-astro-cid-cmkhbf6n]{position:absolute;inset-inline:0;top:0;height:1px;background:linear-gradient(to right,transparent,var(--accent),transparent);opacity:0;animation:scan 1.5s var(--ease-out) .22s both}@keyframes scan{0%{opacity:0;transform:translateZ(0)}14%{opacity:.5}to{opacity:0;transform:translate3d(0,var(--scan-to),0)}}.site-footer[data-astro-cid-sckkx6r4]{position:relative;margin-top:var(--sp-10);padding:var(--sp-6) 0 var(--sp-7)}.site-footer[data-astro-cid-sckkx6r4]:before{content:"";position:absolute;top:0;left:var(--gutter);right:var(--gutter);height:1px;background:linear-gradient(to right,transparent,var(--hairline-strong) 22%,var(--hairline-strong) 78%,transparent)}.footer-inner[data-astro-cid-sckkx6r4]{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);flex-wrap:wrap}.beian[data-astro-cid-sckkx6r4]{color:var(--text-3);transition:color var(--dur-fast) var(--ease-out)}.beian[data-astro-cid-sckkx6r4]:hover{color:var(--accent)}@media(max-width:600px){.footer-inner[data-astro-cid-sckkx6r4]{flex-direction:column;justify-content:center;text-align:center;gap:var(--sp-2)}}.theme-toggle[data-astro-cid-x3pjskd3]{display:grid;place-items:center;width:44px;height:44px;border-radius:var(--r-full);color:var(--text-2);transform-origin:center;transition:background-color var(--dur-fast) var(--ease-out),color var(--dur-fast) var(--ease-out),transform var(--dur-press) var(--ease-out)}.theme-toggle[data-astro-cid-x3pjskd3]:hover{background:var(--surface-2);color:var(--text-1)}.theme-toggle[data-astro-cid-x3pjskd3]:active{transform:scale(.9)}.icon-wrap[data-astro-cid-x3pjskd3]{position:relative;display:grid;place-items:center;width:18px;height:18px}.icon[data-astro-cid-x3pjskd3]{position:absolute;width:18px;height:18px;transition:opacity var(--dur-base) var(--ease-out),transform var(--dur-base) var(--ease-spring)}.sun[data-astro-cid-x3pjskd3]{opacity:1;transform:rotate(0) scale(1)}.moon[data-astro-cid-x3pjskd3]{opacity:0;transform:rotate(-70deg) scale(.5)}:root[data-theme=dark] .sun[data-astro-cid-x3pjskd3]{opacity:0;transform:rotate(70deg) scale(.5)}:root[data-theme=dark] .moon[data-astro-cid-x3pjskd3]{opacity:1;transform:rotate(0) scale(1)}@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .sun[data-astro-cid-x3pjskd3]{opacity:0;transform:rotate(70deg) scale(.5)}:root:not([data-theme=light]) .moon[data-astro-cid-x3pjskd3]{opacity:1;transform:rotate(0) scale(1)}}.nav-shell[data-astro-cid-dmqpwcec]{position:sticky;top:0;z-index:var(--z-nav);background:var(--material-bg);backdrop-filter:var(--material-blur);-webkit-backdrop-filter:var(--material-blur)}@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))){.nav-shell[data-astro-cid-dmqpwcec]{background:var(--bg)}}.nav-shell[data-astro-cid-dmqpwcec]:after{content:"";position:absolute;top:100%;left:0;right:0;height:var(--sp-5);pointer-events:none;background:linear-gradient(to bottom,var(--bg),transparent);opacity:0;transition:opacity var(--dur-base) var(--ease-out)}.nav-shell[data-astro-cid-dmqpwcec].is-scrolled:after{opacity:1}.nav-inner[data-astro-cid-dmqpwcec]{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);height:var(--nav-h)}.logo[data-astro-cid-dmqpwcec]{display:inline-flex;align-items:center;gap:var(--sp-2);color:var(--text-1);transform-origin:left center;transition:transform var(--dur-press) var(--ease-out),opacity var(--dur-fast) var(--ease-out)}.logo[data-astro-cid-dmqpwcec]:hover{color:var(--text-1);opacity:.72}.logo[data-astro-cid-dmqpwcec]:active{transform:scale(.96)}.logo-img[data-astro-cid-dmqpwcec]{width:30px;height:30px;border-radius:var(--r-full);object-fit:cover}.logo-text[data-astro-cid-dmqpwcec]{font-family:var(--font-mono);font-size:var(--fs-label);letter-spacing:var(--ls-label);font-weight:500}.nav-links[data-astro-cid-dmqpwcec]{display:flex;align-items:center;gap:var(--sp-1)}.nav-link[data-astro-cid-dmqpwcec]{position:relative;padding:var(--sp-2) var(--sp-3);border-radius:var(--r-sm);color:var(--text-2);font-size:var(--fs-sm);font-weight:500;letter-spacing:-.005em;white-space:nowrap;transition:color var(--dur-fast) var(--ease-out),transform var(--dur-press) var(--ease-out)}.nav-link[data-astro-cid-dmqpwcec]:hover{color:var(--text-1)}.nav-link[data-astro-cid-dmqpwcec]:active{transform:scale(.94)}.nav-link[data-astro-cid-dmqpwcec].active{color:var(--text-1)}.nav-link[data-astro-cid-dmqpwcec]:after{content:"";position:absolute;left:var(--sp-3);right:var(--sp-3);bottom:3px;height:1.5px;border-radius:var(--r-full);background:var(--accent);transform:scaleX(0);transform-origin:center;transition:transform var(--dur-base) var(--ease-spring)}.nav-link[data-astro-cid-dmqpwcec].active:after{transform:scaleX(1)}.nav-actions[data-astro-cid-dmqpwcec]{display:flex;align-items:center;gap:var(--sp-1)}.menu-btn[data-astro-cid-dmqpwcec]{display:none;place-items:center;position:relative;width:44px;height:44px;border-radius:var(--r-full);color:var(--text-1);transition:background-color var(--dur-fast) var(--ease-out),transform var(--dur-press) var(--ease-out)}.menu-btn[data-astro-cid-dmqpwcec]:hover{background:var(--surface-2)}.menu-btn[data-astro-cid-dmqpwcec]:active{transform:scale(.9)}.bar[data-astro-cid-dmqpwcec]{position:absolute;left:50%;top:calc(50% - .8px);width:16px;height:1.6px;margin-left:-8px;border-radius:var(--r-full);background:currentColor;transition:transform var(--dur-base) var(--ease-spring)}.bar-1[data-astro-cid-dmqpwcec]{transform:translateY(-3.5px)}.bar-2[data-astro-cid-dmqpwcec]{transform:translateY(3.5px)}html.is-nav-open .bar-1[data-astro-cid-dmqpwcec]{transform:rotate(45deg)}html.is-nav-open .bar-2[data-astro-cid-dmqpwcec]{transform:rotate(-45deg)}.menu-scrim[data-astro-cid-dmqpwcec]{position:fixed;inset:0;z-index:calc(var(--z-nav) - 2);background:#00000047;opacity:0;pointer-events:none;transition:opacity var(--dur-base) var(--ease-out)}html.is-nav-open .menu-scrim[data-astro-cid-dmqpwcec]{opacity:1;pointer-events:auto}html.is-nav-open{overflow:hidden}.mobile-menu[data-astro-cid-dmqpwcec]{display:none}@media(max-width:820px){.nav-shell[data-astro-cid-dmqpwcec].has-menu .nav-links[data-astro-cid-dmqpwcec]{display:none}.nav-shell[data-astro-cid-dmqpwcec].has-menu .menu-btn[data-astro-cid-dmqpwcec]{display:grid}.nav-links[data-astro-cid-dmqpwcec]{gap:0;overflow-x:auto;scrollbar-width:none}.nav-links[data-astro-cid-dmqpwcec]::-webkit-scrollbar{display:none}.logo-text[data-astro-cid-dmqpwcec]{display:none}.mobile-menu[data-astro-cid-dmqpwcec]{display:grid;position:fixed;top:calc(var(--nav-h) + var(--sp-1));right:var(--gutter);z-index:calc(var(--z-nav) - 1);min-width:190px;padding:var(--sp-2);gap:2px;border-radius:var(--r-lg);border:1px solid var(--material-edge);background:var(--material-bg);backdrop-filter:var(--material-blur);-webkit-backdrop-filter:var(--material-blur);box-shadow:var(--shadow-3);transform-origin:top right;opacity:0;transform:translateY(-6px) scale(.96);pointer-events:none;transition:opacity var(--dur-fast) var(--ease-out),transform var(--dur-spring) var(--ease-spring)}html.is-nav-open .mobile-menu[data-astro-cid-dmqpwcec]{opacity:1;transform:none;pointer-events:auto}}@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))){.mobile-menu[data-astro-cid-dmqpwcec]{background:var(--surface)}}.m-link[data-astro-cid-dmqpwcec]{padding:var(--sp-3) var(--sp-4);border-radius:var(--r-md);color:var(--text-1);font-size:var(--fs-sm);font-weight:500;transition:background-color var(--dur-fast) var(--ease-out),transform var(--dur-press) var(--ease-out)}.m-link[data-astro-cid-dmqpwcec]:hover{background:var(--surface-2);color:var(--text-1)}.m-link[data-astro-cid-dmqpwcec]:active{transform:scale(.97)}.m-link[data-astro-cid-dmqpwcec].active{color:var(--accent)}