.site-header{position:sticky;top:0;z-index:100;width:100%;height:auto;display:block;margin:0;background:#f8fafc;border-bottom:1px solid #e2e8f0;font:14px/1.58 Inter,"Segoe UI",Arial,sans-serif;color:#0f172a}.site-header .nav{width:min(1240px,calc(100% - 40px));height:80px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px}.site-header .brand,.footer .brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:none;color:inherit}.site-header .brand img,.footer .brand img{width:40px;height:40px}.wordmark{font-weight:850;font-size:20px;line-height:1}.wordmark small{display:block;margin-top:4px;color:#64748b;font-size:8px;letter-spacing:.15em;text-transform:uppercase}.site-header .nav-links{display:flex;gap:20px;align-items:center;flex:1}.site-header .nav-links a{white-space:nowrap;color:#475569;font-weight:600;text-decoration:none}.site-header .nav-links a:hover{color:#e2231a}.site-header .nav-actions{display:flex;align-items:center;gap:9px}.site-header .icon-btn{width:44px;height:44px;border:1px solid #e2e8f0;border-radius:12px;background:white;color:#0f172a;cursor:pointer}.site-header .btn{min-height:44px;padding:0 18px;border:1px solid #e2e8f0;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;text-decoration:none;font-weight:750;white-space:nowrap;background:white;color:#0f172a}.site-header .btn-primary{background:linear-gradient(135deg,#e2231a,#b71c1c);color:#fff;border-color:#e2231a}.site-header .menu-btn{display:none}.mobile-nav{display:none}.mobile-nav.open{display:grid;position:fixed;top:80px;left:14px;right:14px;z-index:110;background:white;padding:12px;border:1px solid #e2e8f0;border-radius:12px;box-shadow:0 12px 30px #0002}.mobile-nav a{display:block;min-height:44px;padding:10px 12px;text-decoration:none;color:#0f172a;border-radius:7px}.mobile-nav a:hover{background:#fff1f0;color:#b71c1c}.footer{display:block;width:100%;margin:48px 0 0;padding:46px 0 24px;background:#0b1220;color:#cbd5e1;font:14px/1.6 Inter,"Segoe UI",Arial,sans-serif}.footer .wrap{width:min(1120px,calc(100% - 40px));margin:auto;padding:0}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:38px}.footer h3{font-size:13px;margin:0 0 16px;text-transform:uppercase;color:white}.footer p{color:#94a3b8}.footer a{color:#cbd5e1;text-decoration:none}.footer-grid>div>a:not(.brand){display:block;padding:8px 0;min-height:36px}.footer a:hover{color:white;text-decoration:underline}.footer .copyright{border-top:1px solid #263244;margin-top:30px;padding-top:20px;color:#94a3b8}.site-header :focus-visible,.mobile-nav :focus-visible,.footer :focus-visible{outline:3px solid #2563eb;outline-offset:3px}html{scroll-padding-top:100px}html.dark body{background:#090d16;color:#f8fafc}html.dark .site-header{background:#111827;color:#f8fafc;border-color:#263244}html.dark .site-header .nav-links a{color:#cbd5e1}html.dark main,html.dark article{background:#141b28;color:#f8fafc;border-color:#263244}html.dark main p,html.dark main li{color:#cbd5e1}html.dark .toc{background:#192334;border-color:#263244}html.dark .note{background:#321716}html.dark .mobile-nav{background:#141b28}html.dark .mobile-nav a{color:white}
@media(max-width:1200px){.site-header .nav-links{gap:12px}.site-header .nav{gap:12px}.site-header .nav-links a{font-size:13px}}
@media(max-width:1100px){.site-header .nav-links{display:none}.site-header .menu-btn{display:block}}
@media(max-width:600px){.site-header .nav{height:68px;width:calc(100% - 28px);gap:8px}.site-header .nav-actions{gap:6px}.site-header .btn{padding:0 10px;font-size:12px}.site-header .brand{gap:6px}.site-header .brand img{width:30px;height:30px}.site-header .wordmark{font-size:17px}.site-header .wordmark small{display:none}.site-header #theme{display:none}.mobile-nav.open{top:68px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

main{min-width:0}main code{overflow-wrap:anywhere;word-break:break-word}main pre{max-width:100%;overflow:auto}main img{max-width:100%;height:auto}