*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--color-bg:#fff;--color-text:#1a1a1a;--color-accent:#2563eb}@media (prefers-color-scheme:dark){:root{--color-bg:#1a1a1a;--color-text:#fff;--color-accent:#60a5fa}}body,html{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--color-bg);color:var(--color-text)}.container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem}.content{text-align:center;max-width:600px}h1{font-size:clamp(2.5rem,8vw,4rem);font-weight:700;letter-spacing:-.02em;margin-bottom:1rem;color:var(--color-accent)}.subtitle{font-size:clamp(1.25rem,4vw,2rem);font-weight:300;letter-spacing:.05em;text-transform:uppercase;opacity:.8}