:root { color-scheme: light dark; }
* { box-sizing: border-box; }

body.auth {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui;
  display: flex;
  align-items: center;
  justify-content: center;
  background: Canvas;
  color: CanvasText;
  padding: 20px;
}

.card {
  width: 100%;
  max-width: 380px;
  background: color-mix(in srgb, Canvas 94%, gray);
  padding: 26px 24px;
  border-radius: 18px;
  box-shadow: 0 10px 30px rgba(0,0,0,.12);
}

.card h2 { text-align: center; margin: 0 0 6px; }
.card p.sub { text-align: center; opacity: .7; margin: 0 0 16px; font-size: 14px; }

input {
  width: 100%;
  padding: 12px;
  font-size: 16px;
  margin-top: 10px;
  border-radius: 10px;
  border: 1px solid #99999966;
  background: transparent;
  color: inherit;
}

button, .btn {
  width: 100%;
  margin-top: 14px;
  padding: 12px;
  border: none;
  border-radius: 12px;
  background: #22c55e;
  color: #06210f;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: block;
  text-align: center;
  font-size: 16px;
}

.error { font-size: 14px; color: #ef4444; margin-top: 10px; }
.msg { font-size: 14px; margin-top: 10px; }
.link { text-align: center; margin-top: 14px; font-size: 14px; }
a { color: #22c55e; text-decoration: none; }
.timer-note { font-size: 13px; opacity: .7; margin-top: 8px; text-align: center; }