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

:root {
  --color-primary: #2f2b63;
  --color-secondary: #c4161c;
  --color-accent: #f2b705;
  --color-info: #4da3d9;
  --color-white: #ffffff;
  --color-light: #f5f7fa;
  --color-gray: #6b7280;
  --color-dark: #1f2937;
  --text-primary: var(--color-dark);
  --text-secondary: var(--color-gray);
  --text-inverse: var(--color-white);
  --border-radius: 8px;
  --transition-base: all 0.3s ease;
}

body {
  font-family: "Open Sans", sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--color-light);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

h1,
h2,
h3 {
  font-family: "Poppins", sans-serif;
}

.error-container {
  max-width: 1400px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  background: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.error-content {
  padding: 4rem;
}

.error-badge {
  display: inline-block;
  background: var(--color-secondary);
  color: var(--text-inverse);
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 1px;
  margin-bottom: 1.5rem;
}

.error-number {
  font-family: "Poppins", sans-serif;
  font-size: 8rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 1rem;
  text-shadow: 4px 4px 0 var(--color-accent);
}

.error-title {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.error-description {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 3rem;
}

.error-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 3rem;
}

.link-item {
  background: var(--color-light);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  color: var(--text-primary);
  transition: var(--transition-base);
  border: 2px solid transparent;
}

.link-item:hover {
  background: var(--color-white);
  border-color: var(--color-accent);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.link-title {
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.link-subtitle {
  font-size: 0.9rem;
  color: var(--color-gray);
}

.contact-box {
  background: var(--color-primary);
  padding: 2rem;
  border-radius: var(--border-radius);
  color: var(--text-inverse);
}

.contact-title {
  font-family: "Poppins", sans-serif;
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-accent);
}

.contact-info {
  font-size: 0.95rem;
  line-height: 1.8;
}

.contact-info a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-base);
}

.contact-info a:hover {
  color: var(--text-inverse);
}

.contact-info div {
  margin-bottom: 0.75rem;
}

.error-image {
  position: relative;
  height: 100%;
  min-height: 600px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1f1845 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
}

.error-logo {
  background: var(--color-white);
  width: 200px;
  height: 200px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  border: 6px solid var(--color-accent);
  margin-bottom: 2rem;
}

.error-logo img {
  width: 140px;
  height: auto;
}

.error-text-overlay {
  text-align: center;
  color: var(--text-inverse);
}

.error-text-overlay h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--color-accent);
}

.error-text-overlay p {
  font-size: 1.1rem;
  opacity: 0.9;
}

@media (max-width: 1024px) {
  .error-container {
    grid-template-columns: 1fr;
  }

  .error-image {
    min-height: 400px;
  }

  .error-content {
    padding: 3rem;
  }

  .error-number {
    font-size: 6rem;
  }

  .error-title {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  body {
    padding: 1rem;
  }

  .error-content {
    padding: 2rem;
  }

  .error-number {
    font-size: 5rem;
  }

  .error-title {
    font-size: 1.75rem;
  }

  .error-links {
    grid-template-columns: 1fr;
  }

  .error-image {
    min-height: 350px;
    padding: 2rem;
  }

  .error-logo {
    width: 150px;
    height: 150px;
  }

  .error-logo img {
    width: 100px;
  }

  .error-text-overlay h2 {
    font-size: 1.5rem;
  }

  .error-text-overlay p {
    font-size: 1rem;
  }
}