:root{color-scheme:light;--surface-base:#fafaf9;--surface-raised:#ffffff;--surface-sunken:#f4f4f3;--surface-overlay:rgba(0,0,0,0.4);--text-primary:#1a1a1a;--text-secondary:#525252;--text-tertiary:#8a8a8a;--text-inverse:#ffffff;--border-subtle:#eaeae8;--border-default:#d4d4d2;--border-strong:#a8a8a6;--brand-primary:#0f3b33;--brand-primary-hover:#134a40;--brand-accent:#c9e5dc;--status-success:#1a6e5f;--status-warning:#b07c29;--status-error:#b2393b;--status-info:#2d5f8a;--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;--font-mono:"IBM Plex Mono","JetBrains Mono","Menlo",monospace;--ease-out:cubic-bezier(0.16,1,0.3,1);--ease-in-out:cubic-bezier(0.65,0,0.35,1);--duration-fast:150ms;--duration-medium:200ms}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--surface-base);color:var(--text-primary);font-family:var(--font-sans);line-height:1.5}a{color:var(--brand-primary);text-underline-offset:2px}button,input,select,textarea{font:inherit}a,button,input,select,textarea{transition:background-color var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out),box-shadow var(--duration-fast) var(--ease-out)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--status-info);outline-offset:2px}@media (prefers-reduced-motion:reduce){*,:after,:before{animation:none!important;transition:none!important;scroll-behavior:auto!important}}.appShell{min-height:100vh;background:radial-gradient(1000px 420px at 0 -10%,#eef4f1 0,transparent 55%),var(--surface-base)}.appTopbar{position:-webkit-sticky;position:sticky;top:0;z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:color-mix(in srgb,var(--surface-base) 88%,white);border-bottom:1px solid var(--border-subtle)}.appTopbarInner{max-width:1200px;margin:0 auto;padding:.9rem 1rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}.brandMark{text-decoration:none;font-weight:700;letter-spacing:-.01em;color:var(--brand-primary)}.topNav{display:flex;flex-wrap:wrap;gap:.2rem}.topNavLink{text-decoration:none;color:var(--text-secondary);padding:.35rem .65rem;border-radius:999px;font-size:.875rem;font-weight:500}.topNavLink:hover{background:var(--surface-sunken);color:var(--text-primary)}.topNavLinkActive{background:var(--brand-accent);color:var(--brand-primary);font-weight:620}.topNavLinkActive:hover{background:color-mix(in srgb,var(--brand-accent) 86%,white);color:var(--brand-primary)}.appContent{max-width:1200px;margin:0 auto;width:100%}@media (max-width:768px){.appTopbarInner{align-items:flex-start;flex-direction:column}.topNav{width:100%;overflow-x:auto;padding-bottom:.1rem}}