:root{--bg: #f8f9fb;--surface: #ffffff;--text: #101828;--text-muted: #475467;--border: #e4e7ec;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px;line-height:1.5}h1{font-size:2rem;font-weight:650}h2{font-size:1.35rem;font-weight:600}h3{font-size:1.05rem;font-weight:600}p{margin:0}app-root{display:block;min-height:100vh}