:root{--orange: #ff7a00;--orange-soft: #fff3e8;--bg-page: #f5f5f7;--border: #e2e8f0;--text: #0f172a;--muted: #6b7280}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:radial-gradient(circle at top,#ffffff,var(--bg-page));color:var(--text);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 12px}