.card {
  width: 280px;
  height: 280px;
  background: linear-gradient(135deg, #05062d, #02012a);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(0, 234, 255, 0.3);
  border-radius: 20px;
  padding: 20px;
  position: relative;
  overflow: hidden;
  text-align: center;
  cursor: pointer;
  box-shadow:
    0 0 15px rgba(0, 234, 255, 0.2),
    0 0 30px rgba(151, 65, 252, 0.15);
  transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.card::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  border-radius: 22px;
  border: 2px solid transparent;
  background: linear-gradient(
      135deg,
      rgba(0, 234, 255, 0.8),
      rgba(139, 0, 255, 0.6)
    )
    border-box;
  -webkit-mask:
    linear-gradient(#fff 0 0) padding-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card:hover::before {
  opacity: 1;
  animation: pulse 2.5s infinite ease-in-out;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.7;
  }
  50% {
    opacity: 1;
  }
}

.card:hover {
  transform: scale(1.03);
  box-shadow:
    0 0 20px rgba(0, 234, 255, 0.3),
    0 0 40px rgba(151, 65, 252, 0.2);
}

.error-message {
  font-size: 18px;
  font-weight: 600;
  color: #00eaff;
  text-transform: uppercase;
  margin-bottom: 10px;
  animation: fade-in 1.5s ease-out;
  text-shadow: 0 0 8px rgba(0, 234, 255, 0.5);
  letter-spacing: 1px;
}

.error-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 42px;
  font-weight: 900;
  color: #ffffff;
  text-transform: uppercase;
  position: relative;
  line-height: 1;
  letter-spacing: 3px;
  margin: 15px 0;
}

.error-item {
  position: relative;
  margin: 5px 0;
}

.error-title span {
  position: relative;
  z-index: 1;
  text-shadow:
    2px 2px 0 #fded00,
    -2px -2px 0 #00eaff;
}

.error-title .error-glitch {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  text-shadow:
    2px 2px 0 #00e572,
    -2px -2px 0 #8b00ff;
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
  animation: glitch 2.5s infinite linear alternate;
  opacity: 0.8;
}

.error-title .error-glitch--secondary {
  text-shadow:
    -2px -2px 0 #ff3366,
    2px 2px 0 #00ccff;
  clip-path: polygon(0 60%, 100% 60%, 100% 100%, 0 100%);
  animation-delay: 0.5s;
}

.error-title:hover .error-glitch {
  display: block;
}

@keyframes glitch {
  0% {
    clip-path: polygon(
      0 2%,
      100% 2%,
      100% 95%,
      95% 95%,
      95% 90%,
      85% 90%,
      85% 95%,
      8% 95%,
      0 70%
    );
  }
  2%,
  8% {
    clip-path: polygon(
      0 78%,
      100% 78%,
      100% 100%,
      95% 100%,
      95% 90%,
      85% 90%,
      85% 100%,
      8% 100%,
      0 78%
    );
    transform: translate(-5%, 0);
  }
  6% {
    clip-path: polygon(
      0 78%,
      100% 78%,
      100% 100%,
      95% 100%,
      95% 90%,
      85% 90%,
      85% 100%,
      8% 100%,
      0 78%
    );
    transform: translate(5%, 0);
  }
  9% {
    clip-path: polygon(
      0 78%,
      100% 78%,
      100% 100%,
      95% 100%,
      95% 90%,
      85% 90%,
      85% 100%,
      8% 100%,
      0 78%
    );
    transform: translate(0, 0);
  }
  25% {
    clip-path: polygon(
      0 0,
      100% 0,
      100% 0,
      95% 0,
      95% 0,
      85% 0,
      85% 0,
      8% 0,
      0 0
    );
    transform: translate(5%, 0);
  }
  30% {
    clip-path: polygon(
      0 0,
      100% 0,
      100% 0,
      95% 0,
      95% 0,
      85% 0,
      85% 0,
      8% 0,
      0 0
    );
    transform: translate(-5%, 0);
  }
  35%,
  45% {
    clip-path: polygon(
      0 40%,
      100% 40%,
      100% 85%,
      95% 85%,
      95% 85%,
      85% 85%,
      85% 85%,
      8% 85%,
      0 70%
    );
    transform: translate(-5%);
  }
  50% {
    clip-path: polygon(
      0 40%,
      100% 40%,
      100% 85%,
      95% 85%,
      95% 85%,
      85% 85%,
      85% 85%,
      8% 85%,
      0 70%
    );
    transform: translate(0, 0);
  }
}

.error-description {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 15px;
  animation: fade-in 2s ease-out;
  max-width: 80%;
  line-height: 1.4;
}

@keyframes fade-in {
  0% {
    opacity: 0;
    transform: translateY(10px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 480px) {
  .card {
    width: 240px;
    height: 240px;
    padding: 15px;
  }
  .error-title {
    font-size: 36px;
  }
}