:root {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: sans-serif;
}
body {
  height: 100vh;
  overflow: hidden;
}
.footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: #000000;
  color: #ffffff;
  font-weight: 500;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.2rem;
  transition: all 0.3s ease;
  border-top: 2px solid #ff1a1a;
  box-shadow: 0 -2px 10px rgba(255, 26, 26, 0.7),
              0 -4px 18px rgba(255, 26, 26, 0.45);
}

body.dark .footer {
  background: #ffffff;
  color: #000000;
  border-top: 2px solid #ff1a1a;
  box-shadow: 0 -2px 10px rgba(255, 26, 26, 0.7),
              0 -4px 18px rgba(255, 26, 26, 0.45);
}