@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;700&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
  font-family: 'Inter', sans-serif;
  color: #333;
  overflow: hidden;
  flex-direction: column;
}

.error-container {
  text-align: center;
}

.face {
  position: relative;
  width: 150px;
  height: 150px;
  margin: 0 auto;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  animation: bob 2s ease-in-out infinite;
}

.eyes {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  gap: 30px;
}

.eye {
  width: 30px;
  height: 30px;
  background: #000;
  border-radius: 50%;
  position: relative;
}

.error-code {
  font-size: 6rem;
  font-weight: 700;
  margin-top: 2rem;
}

.error-message {
  font-size: 1.2rem;
  margin-top: 1rem;
  color: #555;
}

.back-button {
  margin-top: 2rem;
  padding: 0.8rem 2rem;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  background: #ff758c;
  border: none;
  border-radius: 25px;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.back-button:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.footer {
  margin-top: 2rem;
  font-size: 0.9rem;
  color: #fff;
  text-align: center;
}

.footer p {
  font-weight: 400;
}

@keyframes bob {
  0%, 100% {
    transform: translateY(-10px);
  }
  50% {
    transform: translateY(10px);
  }
}