*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--bg: #fafafa;--bg-elevated: #ffffff;--fg: #111111;--fg-muted: #555555;--fg-soft: #888888;--border: rgba(17, 17, 17, .1);--accent: #2747d4;--max-width: 760px;--nav-height: 64px;--font-body: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace}html,body{width:100%;min-height:100vh;background:var(--bg);color:var(--fg);font-family:var(--font-body);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{display:flex;flex-direction:column}.site-main{flex:1 0 auto}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}.site-nav{position:sticky;top:0;z-index:100;height:var(--nav-height);background:#fafafad9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.nav-inner{max-width:var(--max-width);margin:0 auto;padding:0 24px;height:100%;display:flex;align-items:center;justify-content:space-between;gap:32px}.nav-logo{font-weight:600;letter-spacing:-.01em;color:var(--fg);transition:color .15s ease}.nav-logo:hover{color:var(--accent)}.nav-links{display:flex;align-items:center;gap:4px}.nav-link{font-size:.9rem;color:var(--fg-muted);padding:6px 12px;border-radius:6px;transition:color .15s,background .15s}.nav-link:hover{color:var(--fg);background:#1111110a}.nav-link.active{color:var(--fg)}.nav-mobile-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}.nav-mobile-toggle span{display:block;width:20px;height:2px;background:var(--fg);border-radius:1px;transition:all .3s ease}.nav-mobile-toggle.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.nav-mobile-toggle.open span:nth-child(2){opacity:0}.nav-mobile-toggle.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.nav-mobile-menu{display:none;position:fixed;top:var(--nav-height);left:0;right:0;background:#fafafaf7;backdrop-filter:blur(12px);border-bottom:1px solid var(--border);padding:12px 24px;flex-direction:column;z-index:99;transform:translateY(-8px);opacity:0;pointer-events:none;transition:all .2s ease}.nav-mobile-menu.open{transform:translateY(0);opacity:1;pointer-events:all}.nav-mobile-link{font-size:.95rem;color:var(--fg);padding:12px 0;border-bottom:1px solid var(--border)}.nav-mobile-link:last-child{border-bottom:none}@media(max-width:768px){.nav-links{display:none}.nav-mobile-toggle,.nav-mobile-menu{display:flex}.nav-inner{padding:0 20px}}.site-footer{border-top:1px solid var(--border);margin-top:96px}.footer-inner{max-width:var(--max-width);margin:0 auto;padding:32px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:.85rem;color:var(--fg-soft)}.icon-links{display:flex;gap:4px;align-items:center}.icon-link{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:6px;color:var(--fg-muted);transition:color .15s,background .15s}.icon-link:hover{color:var(--accent);background:#1111110a}@media(max-width:768px){.footer-inner{flex-direction:column;align-items:flex-start;padding:24px 20px}}.page-container{max-width:var(--max-width);margin:0 auto;padding:64px 24px 32px}@media(max-width:768px){.page-container{padding:48px 20px 24px}}.page-title{font-size:clamp(2rem,5vw,2.75rem);font-weight:700;letter-spacing:-.03em;line-height:1.15;margin-bottom:16px}.page-sub{font-size:1.05rem;color:var(--fg-muted);margin-bottom:48px}.prose{color:var(--fg-muted);line-height:1.7}.prose p{margin-bottom:16px}.prose h2{font-size:1.4rem;font-weight:600;letter-spacing:-.02em;margin:40px 0 12px;color:var(--fg)}.prose h3{font-size:1.1rem;font-weight:600;margin:28px 0 8px;color:var(--fg)}.prose h4{font-size:1rem;font-weight:600;margin:20px 0 6px;color:var(--fg)}.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}.prose ul,.prose ol{margin:0 0 16px 1.4em}.prose ul{list-style:disc}.prose ol{list-style:decimal}.prose li{margin-bottom:4px}.prose li>p{margin-bottom:4px}.prose code{font-family:var(--font-mono);font-size:.9em;padding:2px 6px;background:#1111110d;border-radius:4px}.prose pre{margin:0 0 16px;padding:16px 18px;border:1px solid var(--border);border-radius:8px;background:#f6f6f6;overflow-x:auto;font-size:.85rem;line-height:1.55}.prose pre code{padding:0;background:transparent;border-radius:0;font-size:inherit}.prose blockquote{margin:0 0 16px;padding:4px 0 4px 16px;border-left:3px solid var(--border);color:var(--fg-soft)}.prose hr{margin:32px 0;border:0;border-top:1px solid var(--border)}.prose table{width:100%;margin:0 0 16px;border-collapse:collapse;font-size:.9rem}.prose th,.prose td{text-align:left;padding:8px 12px;border-bottom:1px solid var(--border)}.prose th{font-weight:600;color:var(--fg)}.prose strong{color:var(--fg)}.mermaid-diagram{margin:16px 0;padding:16px;border:1px solid var(--border);border-radius:8px;background:var(--bg-elevated);overflow-x:auto;text-align:center}.mermaid-diagram svg{max-width:100%;height:auto}