:root { color-scheme: dark; font-family: system-ui, sans-serif; }
body { margin: 0; background: #101b26; color: #eef3f8; }
main { max-width: 460px; padding: 28px 24px; margin: auto; }
h1 { font-size: 30px; line-height: 1.15; }
h2 { font-size: 21px; }
p { line-height: 1.55; color: #b9c8d7; }
.eyebrow, a { color: #83baff; }
section { margin: 24px 0; }
button { width: 100%; padding: 16px; margin: 8px 0; font: inherit; font-weight: 600;
  border: 0; border-radius: 12px; background: #b7d7ff; color: #142639; }
button.secondary { background: #2c4155; color: #eef3f8; }
button:disabled { opacity: .5; }
label { display: block; margin: 12px 0 6px; }
input { box-sizing: border-box; width: 100%; padding: 14px; font: inherit;
  background: #1c2c3c; color: #eef3f8; border: 1px solid #6d8397; border-radius: 8px; }
#request-body { white-space: pre-wrap; overflow-wrap: anywhere; }
#status { min-height: 24px; padding: 12px 0; }
[hidden] { display: none !important; }