:root{--ink: #0e2a3b;--paper: #f1f8f8;--teal: #0b9e98;--teal-dark: #087a76;--aqua: #d3f1ee;--foam: #e8f6f5;--line: #cfe2e2;--muted: #5b7380;--warn: #fff1d6;--shadow: 0 8px 24px rgba(14, 42, 59, .08);color-scheme:light}*{box-sizing:border-box}html,body{margin:0;color:var(--ink);background:radial-gradient(1200px 600px at 85% -10%,#d6f2ef 0%,transparent 60%),var(--paper);font-family:ui-rounded,SF Pro Rounded,system-ui,-apple-system,Segoe UI,sans-serif;-webkit-text-size-adjust:100%;min-height:100vh}button{font:inherit;cursor:pointer}a{color:var(--teal-dark)}