/* Full page layout */
.error-page {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #f5f7fa, #e6ecf3);
  text-align: center;
  padding: 20px;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

/* Error container */
.error-container {
  max-width: 600px;
  background: #fff;
  padding: 40px 30px;
  border-radius: 15px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.1);
  animation: fadeIn 1s ease forwards;
}

/* Large 404 text */
.error-container h1 {
  font-size: 8rem;
  font-weight: 900;
  color: #ff4b5c;
  margin: 0;
  animation: pulse 2s infinite;
}

/* Title */
.error-container h2 {
  font-size: 2rem;
  margin: 15px 0;
  color: #222;
}

/* Message */
.error-container p {
  color: #666;
  font-size: 1rem;
  margin-bottom: 25px;
  line-height: 1.6;
}

/* Button */
.back-home {
  display: inline-block;
  padding: 12px 25px;
  background: #ff4b5c;
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-size: 1rem;
  transition: background 0.3s ease, transform 0.2s ease;
}

.back-home:hover {
  background: #e63946;
  transform: scale(1.05);
}

/* Animations */
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}