.site-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:50;background:var(--color-surface);border-bottom:3px double var(--color-rule)}.header-inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:62px}.brand[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:.55rem;color:var(--color-text);font-family:var(--font-serif);font-weight:900;font-size:1.2rem;letter-spacing:.06em;flex-shrink:0}.brand[data-astro-cid-3ef6ksr2]:hover{text-decoration:none}.desktop-nav[data-astro-cid-3ef6ksr2]>ul[data-astro-cid-3ef6ksr2]{display:flex;list-style:none;margin:0;padding:0;gap:.25rem}.desktop-nav[data-astro-cid-3ef6ksr2]>ul[data-astro-cid-3ef6ksr2]>li[data-astro-cid-3ef6ksr2]{position:relative;display:flex;align-items:stretch}.desktop-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{display:block;padding:.4rem .7rem;color:var(--color-text);font-size:.925rem;white-space:nowrap;background:linear-gradient(var(--color-primary),var(--color-primary)) no-repeat .7rem calc(100% - .2rem) / 0 2px;transition:background-size .3s ease,color .3s ease}.desktop-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{text-decoration:none;background-size:calc(100% - 1.4rem) 2px}.desktop-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2].active{color:var(--color-primary);font-weight:700;background-size:calc(100% - 1.4rem) 2px}.dropdown-toggle[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;padding:.4rem .5rem .4rem .05rem;margin-left:-.3rem;border:none;background:none;color:var(--color-muted);cursor:pointer}.dropdown-toggle[data-astro-cid-3ef6ksr2]:hover{color:var(--color-primary)}.caret[data-astro-cid-3ef6ksr2]{font-size:.7em;display:block;transition:transform .2s ease,color .2s ease}.has-children[data-astro-cid-3ef6ksr2].open .dropdown-toggle[data-astro-cid-3ef6ksr2]{color:var(--color-primary)}.has-children[data-astro-cid-3ef6ksr2].open .caret[data-astro-cid-3ef6ksr2]{transform:rotate(180deg)}.dropdown[data-astro-cid-3ef6ksr2]{display:none;position:absolute;top:100%;left:0;min-width:160px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-md);padding:.4rem!important;flex-direction:column;gap:0!important;z-index:10}.has-children[data-astro-cid-3ef6ksr2].open .dropdown[data-astro-cid-3ef6ksr2]{display:flex}.header-actions[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:.25rem;flex-shrink:0}.icon-btn[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border:none;background:none;color:var(--color-text);border-radius:var(--radius-sm);cursor:pointer}.icon-btn[data-astro-cid-3ef6ksr2]:hover{background:var(--color-primary-soft)}.icon-moon[data-astro-cid-3ef6ksr2]{display:none}[data-theme=dark] .icon-moon[data-astro-cid-3ef6ksr2]{display:block}[data-theme=dark] .icon-sun[data-astro-cid-3ef6ksr2],.mobile-only[data-astro-cid-3ef6ksr2]{display:none}.mobile-nav[data-astro-cid-3ef6ksr2]{border-top:1px solid var(--color-border);background:var(--color-surface);padding:.75rem 1.25rem 1.25rem}.mobile-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{list-style:none;margin:0;padding:0}.mobile-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{display:block;padding:.6rem .25rem;color:var(--color-text);font-size:1rem;border-bottom:1px solid var(--color-border)}.mobile-sub[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{padding-left:1.25rem;font-size:.9rem;color:var(--color-muted)}@media(max-width:960px){.desktop-nav[data-astro-cid-3ef6ksr2]{display:none}.mobile-only[data-astro-cid-3ef6ksr2]{display:inline-flex}}.site-footer[data-astro-cid-sz7xmlte]{margin-top:4rem;border-top:3px double var(--color-rule);background:var(--color-surface);padding:2.5rem 0 2rem}.footer-grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2rem}.footer-brand[data-astro-cid-sz7xmlte]{font-family:var(--font-serif);font-weight:900;font-size:1.15rem;letter-spacing:.06em;margin-bottom:.5rem}.footer-title[data-astro-cid-sz7xmlte]{font-weight:600;font-size:.9rem;margin-bottom:.75rem}.footer-links[data-astro-cid-sz7xmlte],.social-links[data-astro-cid-sz7xmlte]{list-style:none;margin:0;padding:0}.footer-links[data-astro-cid-sz7xmlte] li[data-astro-cid-sz7xmlte]{margin:.4rem 0}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--color-muted);font-size:.875rem}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--color-primary)}.social-links[data-astro-cid-sz7xmlte]{display:flex;gap:1rem;margin-top:.75rem}.footer-bottom[data-astro-cid-sz7xmlte]{margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--color-border)}.footer-bottom[data-astro-cid-sz7xmlte] p[data-astro-cid-sz7xmlte]{margin:.4em 0}@media(max-width:800px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr 1fr}.footer-about[data-astro-cid-sz7xmlte]{grid-column:1 / -1}}:root{--color-primary: #c2410c;--color-primary-strong: #9a3412;--color-primary-soft: #f5efe2;--color-secondary: #0f766e;--color-background: #faf7f0;--color-surface: #fffdf8;--color-text: #1c1917;--color-muted: #78716c;--color-border: #ddd6c8;--color-rule: #1c1917;--color-highlight: #fde68a;--color-success: #15803d;--color-success-soft: #eef7e9;--color-warning: #b45309;--color-warning-soft: #fbf3df;--color-danger: #b91c1c;--color-danger-soft: #faeeea;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;--font-serif: Georgia, "Times New Roman", "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;--font-mono: ui-monospace, SFMono-Regular, Consolas, "Cascadia Code", monospace;--radius-sm: 3px;--radius-md: 6px;--radius-lg: 10px;--shadow-sm: 0 1px 2px rgb(28 25 23 / .05);--shadow-md: 0 4px 14px rgb(28 25 23 / .08);--content-width: 760px;--page-width: 1160px;color-scheme:light}:root[data-theme=dark]{--color-primary: #fb923c;--color-primary-strong: #fdba74;--color-primary-soft: #2b2118;--color-secondary: #2dd4bf;--color-background: #171310;--color-surface: #201b16;--color-text: #ece5d8;--color-muted: #a89f90;--color-border: #3a332a;--color-rule: #ece5d8;--color-highlight: #4a3a12;--color-success: #4ade80;--color-success-soft: #14231a;--color-warning: #fbbf24;--color-warning-soft: #2a2113;--color-danger: #f87171;--color-danger-soft: #2b1815;--shadow-sm: 0 1px 2px rgb(0 0 0 / .4);--shadow-md: 0 4px 14px rgb(0 0 0 / .5);color-scheme:dark}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}body{margin:0;font-family:var(--font-sans);font-size:16px;line-height:1.75;color:var(--color-text);background:var(--color-background);-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto;display:block}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:2px}h1,h2,h3,h4{font-family:var(--font-serif);font-weight:800;line-height:1.4;color:var(--color-text);overflow-wrap:break-word}h1{font-size:1.95rem;margin:0 0 .75em}h2{font-size:1.45rem;margin:2em 0 .75em}h3{font-size:1.15rem;margin:1.6em 0 .6em}p{margin:0 0 1.1em}code{font-family:var(--font-mono);font-size:.875em;background:var(--color-primary-soft);padding:.15em .4em;border-radius:var(--radius-sm)}pre{overflow-x:auto;padding:1rem 1.25rem;border-radius:var(--radius-md);font-size:.875rem;line-height:1.6}pre code{background:none;padding:0}blockquote{margin:1.25em 0;padding:.5em 1.25em;border-left:3px solid var(--color-primary);background:var(--color-surface);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--color-muted)}hr{border:none;border-top:1px solid var(--color-border);margin:2.5em 0}.container{max-width:var(--page-width);margin:0 auto;padding:0 1.25rem}.content-narrow{max-width:var(--content-width);margin:0 auto}main{min-height:60vh}.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:1.25em 0;border:1px solid var(--color-border);border-radius:var(--radius-md)}table{border-collapse:collapse;width:100%;min-width:560px;font-size:.925rem;background:var(--color-surface)}th,td{padding:.6rem .9rem;border-bottom:1px solid var(--color-border);text-align:left;vertical-align:top}thead th{background:var(--color-primary-soft);font-weight:600;white-space:nowrap}tbody tr:last-child td{border-bottom:none}.prose table{display:block;overflow-x:auto;min-width:0}.btn{display:inline-block;padding:.6rem 1.4rem;border-radius:var(--radius-md);font-weight:600;font-size:.95rem;border:1px solid transparent;cursor:pointer;text-align:center}.btn-primary{background:var(--color-text);color:var(--color-background)}.btn-primary:hover{background:var(--color-primary);color:#fff;text-decoration:none}.btn-outline{border-color:var(--color-border);color:var(--color-text);background:var(--color-surface)}.btn-outline:hover{border-color:var(--color-primary);color:var(--color-primary);text-decoration:none}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.4rem;box-shadow:var(--shadow-sm)}.badge{display:inline-block;font-size:.75rem;padding:.15rem .6rem;border-radius:999px;border:1px solid var(--color-border);color:var(--color-muted);background:var(--color-surface);white-space:nowrap}.badge-primary{background:var(--color-primary-soft);border-color:transparent;color:var(--color-primary)}.badge-warning{background:var(--color-warning-soft);border-color:transparent;color:var(--color-warning)}.badge-success{background:var(--color-success-soft);border-color:transparent;color:var(--color-success)}.badge-danger{background:var(--color-danger-soft);border-color:transparent;color:var(--color-danger)}.notice{padding:.9rem 1.2rem;border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface);font-size:.925rem;margin:1.25em 0}.notice-info{border-left:4px solid var(--color-primary)}.notice-warning{border-left:4px solid var(--color-warning);background:var(--color-warning-soft)}.notice-danger{border-left:4px solid var(--color-danger);background:var(--color-danger-soft)}.notice-success{border-left:4px solid var(--color-success);background:var(--color-success-soft)}.prose{font-size:1.02rem}.prose a{text-decoration:none;background:linear-gradient(var(--color-primary),var(--color-primary)) no-repeat 0 100% / 0 1.5px;transition:background-size .3s ease;padding-bottom:1px}.prose a:hover{background-size:100% 1.5px;text-decoration:none}.prose h2{padding-bottom:.35em;border-bottom:1px solid var(--color-border)}.prose ul,.prose ol{padding-left:1.5em;margin:0 0 1.1em}.prose li{margin:.35em 0}.prose img{border-radius:var(--radius-md);margin:1.25em auto}.prose .img-figure{margin:1.5em 0}.prose .img-figure img{border:1px solid var(--color-border);margin:0 auto}.prose .img-figure figcaption{text-align:center;margin-top:.5rem;font-size:.875rem;color:var(--color-muted)}.grid{display:grid;gap:1.25rem}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}@media(max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.grid-2,.grid-3{grid-template-columns:1fr}h1{font-size:1.55rem}h2{font-size:1.3rem}}.text-muted{color:var(--color-muted)}.text-small{font-size:.875rem}.mt-0{margin-top:0}.mb-0{margin-bottom:0}.section{margin:3rem 0}.section-title{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;margin-bottom:1.25rem}.section-title h2{margin:0;font-size:1.35rem}.section-title a{font-size:.875rem;white-space:nowrap}.skip-link{position:absolute;left:-9999px;top:0;background:var(--color-primary);color:#fff;padding:.5rem 1rem;z-index:100}.skip-link:focus{left:0}