:root {
  color-scheme: light dark;
  font-family: system-ui, -apple-system, sans-serif;
  --seafoam: #78e0ce;
  --ink: #172b2b;
  --page: #f5faf9;
  --text: #172b2b;
  --secondary: #536963;
  --accent: #176b5e;
  --line: #d8e7e2;
  background: var(--page);
  color: var(--text);
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100svh; display: grid; place-items: center; padding: 32px 20px; }
main { width: min(100%, 480px); text-align: center; }
.brand { font-size: 15px; font-weight: 650; margin: 0 0 52px; }
.radio { margin: auto auto 28px; width: 88px; height: 88px; display: grid; place-items: center; background: var(--seafoam); border-radius: 24px; font-size: 62px; color: var(--ink); }
.brand-icon { object-fit: cover; font-size: inherit; }
.eyebrow { font-size: 11px; letter-spacing: 2px; font-weight: 750; color: var(--accent); }
h1 { font-size: clamp(30px, 7vw, 44px); line-height: 1.12; letter-spacing: -1px; overflow-wrap: anywhere; margin: 16px 0; }
#description { line-height: 1.6; color: var(--secondary); overflow-wrap: anywhere; }
.button { display: block; background: var(--seafoam); color: var(--ink); text-decoration: none; padding: 16px; border-radius: 14px; font-weight: 650; margin-top: 28px; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
.hint, #status { font-size: 13px; line-height: 1.5; color: var(--secondary); }
.hint { margin: 12px 20px 28px; }
.browser-player { border-top: 1px solid var(--line); padding-top: 24px; }
.browser-player label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 14px; }
audio { width: 100%; accent-color: var(--accent); }
.footer { margin-top: 48px; font-size: 14px; line-height: 1.8; }
.footer span { font-size: 12px; color: var(--secondary); }
.footer a, .document a { color: var(--accent); text-underline-offset: 3px; }
[hidden] { display: none !important; }
.document { width: min(100%, 700px); text-align: left; line-height: 1.7; }
.document .brand { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 20px; color: var(--text); text-decoration: none; }
.document .brand img { width: 36px; height: 36px; border-radius: 10px; }
.document h1 { font-size: 36px; }
.document h2 { font-size: 21px; line-height: 1.3; margin-top: 32px; }
.document nav { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); }
.updated { font-size: 14px; color: var(--secondary); }
@media (prefers-color-scheme: dark) {
  :root { --page: #141c1c; --text: #f0f7f5; --secondary: #afc6bf; --accent: #78e0ce; --line: #344741; }
}