:root{--bg-primary: #ffffff;--bg-secondary: #fafafa;--bg-card: #ffffff;--border-color: #e5e7eb;--text-primary: #1f2937;--text-secondary: #4b5563;--text-muted: #9ca3af;--text-accent: #6b7280}[data-theme=dark]{--bg-primary: #111827;--bg-secondary: #1f2937;--bg-card: #1f2937;--border-color: #374151;--text-primary: #f9fafb;--text-secondary: #d1d5db;--text-muted: #9ca3af;--text-accent: #9ca3af}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg-primary);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;min-height:100vh;line-height:1.7;font-size:16px;transition:background .3s ease,color .3s ease}::selection{background:#6b728033;color:var(--text-primary)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}h1,h2,h3,h4,h5,h6{color:var(--text-primary);line-height:1.3;margin:1.5em 0 .5em;font-weight:600}h1{font-size:1.75em}h2{font-size:1.5em}h3{font-size:1.25em}h4{font-size:1.1em}p{margin-bottom:1em;color:var(--text-secondary)}strong,b{color:var(--text-primary);font-weight:600}a{color:var(--text-accent);text-decoration:none;transition:color .2s}a:hover{color:var(--text-primary);text-decoration:underline}code{font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Monaco,Consolas,monospace;background:var(--bg-secondary);padding:.1em .4em;border-radius:3px;font-size:.875em}pre{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:6px;padding:1.2em;margin:1.5em 0;overflow-x:auto}pre>code{background:none;border:none;padding:0;font-size:.875em}ul,ol{color:var(--text-secondary);padding-left:1.5em;margin:1em 0}li{margin-bottom:.5em}blockquote{border-left:3px solid var(--text-accent);padding:.5em 0 .5em 1em;margin:1.5em 0;background:var(--bg-secondary);border-radius:0 4px 4px 0}blockquote p{margin-bottom:0;color:var(--text-secondary)}hr{border:none;border-top:1px solid var(--border-color);margin:2em 0}img{max-width:100%;height:auto;border-radius:4px}table{width:100%;border-collapse:collapse;margin:1.5em 0}th,td{padding:.75em;border:1px solid var(--border-color);text-align:left}th{background:var(--bg-secondary);font-weight:600}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.prose{max-width:65ch;margin:0 auto;line-height:1.8}.prose p{margin-bottom:1.5em}.prose h2,.prose h3{margin-top:2em}@media(max-width:640px){body{font-size:15px}h1{font-size:1.5em}h2{font-size:1.3em}}footer[data-astro-cid-sz7xmlte]{border-top:1px solid var(--border-color);padding:24px;margin-top:4rem}.footer-inner[data-astro-cid-sz7xmlte]{max-width:1200px;margin:0 auto}.footer-content[data-astro-cid-sz7xmlte]{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;font-size:14px;color:var(--text-muted)}.footer-links[data-astro-cid-sz7xmlte]{display:flex;gap:20px}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--text-muted);text-decoration:none}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--text-accent);text-decoration:underline}@media(max-width:640px){.footer-content[data-astro-cid-sz7xmlte]{flex-direction:column;text-align:center}}a[data-astro-cid-eimmu3lg]{display:inline-block;text-decoration:none}a[data-astro-cid-eimmu3lg].active{font-weight:bolder;text-decoration:underline}header[data-astro-cid-3ef6ksr2]{border-bottom:1px solid var(--border-color);padding:0 24px}.header-inner[data-astro-cid-3ef6ksr2]{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:12px 0}.logo[data-astro-cid-3ef6ksr2]{text-decoration:none;font-size:1.2em;font-weight:600;color:var(--text-primary)}.nav[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:24px}.theme-toggle[data-astro-cid-3ef6ksr2]{background:none;border:none;cursor:pointer;font-size:18px;padding:4px;display:flex;align-items:center}@media(max-width:640px){.header-inner[data-astro-cid-3ef6ksr2]{flex-direction:column;gap:12px}.nav[data-astro-cid-3ef6ksr2]{flex-wrap:wrap;justify-content:center}}