:root { --night: #0F1629; --day: #1D2B4F; --goal: #FFC247; --text: #EEF1F8; --muted: #B7C0D6; }
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  min-height: 100vh; display: grid; place-items: center; padding: 24px 16px;
  background: radial-gradient(120% 90% at 50% 0%, var(--day), var(--night));
  color: var(--text); font: 18px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 34rem; text-align: center; }
img { width: 88px; height: 88px; }
h1 { font-size: clamp(2.4rem, 8vw, 3.4rem); letter-spacing: -0.02em; margin: 0.4em 0 0.1em; }
.line { color: var(--goal); font-weight: 600; margin: 0 0 1.4em; }
p { color: var(--muted); margin: 0.6em 0; }
.lang { margin-top: 2em; font-size: 0.9rem; }
a { color: var(--goal); }