:root{--ink: #202020;--ink-muted: #5e5e5e;--ink-faint: #848484;--surface: #ffffff;--surface-raised: #f4f8f9;--surface-border: #e3e9ed;--accent: #21c2f8;--accent-dark: #0ea8dc;--accent-faint: #e8f9fe;--secondary: #2c3e50;--signal-low: #e74c3c;--signal-mid: #e8a838;--signal-high: #2ecc71;--font-sans: "Lato", system-ui, sans-serif;--font-mono: "IBM Plex Mono", monospace;--radius: 6px;--radius-lg: 12px;--transition: .14s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);font-size:15px;line-height:1.6;color:var(--ink);background:var(--surface-raised);-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font-family:var(--font-sans);cursor:pointer;border:none;outline:none}input,textarea,select{font-family:var(--font-sans);font-size:15px}