/* Shared by index.html and join.html. Colors follow src/theme/tokens.ts. System
   fonts only: nothing on these pages loads from a third party. */
:root {
  color-scheme: light dark;
  --bg: #4ecdc4;
  --card: #ffffff;
  --text: #212529;
  --muted: #5f6b70;
  --inset: #eef4f5;
  --button: #1a535c;
  --button-text: #f5f5f5;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1f23;
    --card: #14353b;
    --text: #e8f1f2;
    --muted: #9db4b8;
    --inset: #0f2a2f;
    --button: #1f5f69;
    --button-text: #f5f5f5;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main {
  width: 100%;
  max-width: 380px;
  background: var(--card);
  border-radius: 18px;
  padding: 28px 24px;
  text-align: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
}
.logo { width: 120px; height: 120px; }
h1 { font-size: 1.4rem; margin: 12px 0 4px; }
p { margin: 8px 0; color: var(--muted); }
.code {
  margin: 16px 0;
  padding: 12px;
  border-radius: 12px;
  background: var(--inset);
}
.code small { display: block; font-weight: 700; letter-spacing: 0.1em; color: var(--muted); font-size: 0.7rem; }
.code strong { font-size: 2.2rem; letter-spacing: 0.2em; }
.button {
  display: block;
  margin: 16px 0 8px;
  padding: 12px 16px;
  border-radius: 8px;
  background: var(--button);
  color: var(--button-text);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 500;
}
.button:focus-visible { outline: 3px solid var(--text); outline-offset: 2px; }
.note { font-size: 0.85rem; }
[hidden] { display: none !important; }