:root {
  --frame: #0d0d0d; --paper: #181818; --field: #242424; --line: #3a3a3a; --ink: #fafafa;
  --muted: #a4a4a4; --gold: #f4b93c; --red: #e62b34;
  --display: "Bebas Neue", "Oswald", Impact, "Arial Narrow", sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--frame); color: var(--ink);
  font: 17px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  display: flex; align-items: center; justify-content: center;
  padding: max(16px, env(safe-area-inset-top)) 16px max(16px, env(safe-area-inset-bottom));
}
.card { background: var(--paper); border-top: 3px solid var(--red); padding: 28px 22px; width: 100%; max-width: 360px; text-align: center; }
.logo { display: block; margin: 0 auto 8px; }
h1 { font-family: var(--display); font-weight: 400; font-size: 32px; letter-spacing: .05em; margin: 0 0 18px; }
label { display: block; text-align: left; color: var(--muted); font-size: 14px; margin-bottom: 6px; }
input {
  width: 100%; font: inherit; font-size: 22px; letter-spacing: 2px; padding: 14px 16px;
  border: 1px solid var(--line); border-radius: 0; background: var(--field); color: var(--ink);
}
input:focus { outline: 2px solid var(--red); outline-offset: 0; }
button {
  width: 100%; margin-top: 14px; padding: 14px; font-family: var(--display); font-size: 22px; letter-spacing: .06em;
  border: 0; background: var(--gold); color: #0d0d0d;
}
button:disabled { opacity: .6; }
#msg { color: var(--red); min-height: 1.4em; margin: 12px 0 0; }