:root{color-scheme:light dark;--bg: #ffffff;--text: #111827;--muted: #6b7280;--border: #e5e7eb;--primary: #2563eb}@media (prefers-color-scheme: dark){:root{--bg: #0b1020;--text: #f3f4f6;--muted: #9ca3af;--border: #1f2937;--primary: #60a5fa}}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;min-height:100vh;background:var(--bg);background-image:radial-gradient(circle at 20% 20%,rgba(37,99,235,.15),transparent 60%),radial-gradient(circle at 80% 0%,rgba(96,165,250,.15),transparent 55%);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,"Apple Color Emoji","Segoe UI Emoji";line-height:1.6}h1,h2,h3{line-height:1.2}a{color:var(--primary)}button{background:var(--primary);color:#fff;border:0;cursor:pointer}input,textarea{background:transparent;color:inherit}