:root {
  --primary-color: #26a69a;
  --primary-light: #e0f7fa;
  --primary-dark: #004d40;
  --text-color: #004d40;
  --footer-bg: #26a69a;
  --white: #ffffff;
  --light-gray: #f8f9fa;
  --border-gray: #b2dfdb;
  --shadow-light: rgba(38, 166, 154, 0.07);
  --shadow-medium: rgba(38, 166, 154, 0.15);
}

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

html,
body {
  overscroll-behavior: none;
  overscroll-behavior-y: none;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

.header {
  background-color: var(--primary-light);
  padding: 1rem;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo-link img {
  height: 48px;
  width: auto;
  display: block;
}

.error-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 2rem 1rem;
  min-height: calc(100vh - 200px);
}

.error-logo {
  margin-bottom: 2rem;
  opacity: 0.8;
}

.error-logo img {
  height: 120px;
  width: auto;
  filter: grayscale(20%);
}

.error-404 {
  font-size: 6rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px var(--shadow-light);
}

.error-message {
  font-size: 1.5rem;
  color: var(--text-color);
  margin-bottom: 1rem;
  font-weight: 300;
}

.error-description {
  font-size: 1rem;
  color: var(--text-color);
  opacity: 0.7;
  margin-bottom: 2rem;
  max-width: 500px;
  line-height: 1.6;
}

.home-button {
  background: var(--primary-color);
  color: var(--white);
  border: none;
  border-radius: 25px;
  padding: 1rem 2rem;
  font-weight: 500;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.home-button:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow-medium);
}

footer {
  background-color: #15524a;
  color: var(--white);
  padding: 2rem 0 1rem 0;
  margin-top: auto;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  padding: 0 1rem;
}

.footer-content p {
  opacity: 0.9;
  font-size: 0.9rem;
}

.footer-content a {
  color: var(--white);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-content a:hover {
  color: var(--primary-light);
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.home-button:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

@media (min-width: 1200px) {
  .error-container {
    min-height: calc(100vh - 260px);
    padding: 4rem 2rem;
  }

  .error-404 {
    font-size: 8rem;
  }

  .error-message {
    font-size: 2.2rem;
  }

  .error-description {
    font-size: 1.2rem;
    max-width: 700px;
  }

  .home-button {
    font-size: 1.2rem;
    padding: 1.2rem 2.5rem;
  }

  .footer-content p {
    font-size: 1.1rem;
  }
}

@media (min-width: 1600px) {
  .error-container {
    min-height: calc(100vh - 320px);
    padding: 6rem 4rem;
  }

  .error-404 {
    font-size: 10rem;
  }

  .error-message {
    font-size: 2.6rem;
  }

  .error-description {
    font-size: 1.4rem;
    max-width: 900px;
  }

  .home-button {
    font-size: 1.3rem;
    padding: 1.5rem 3rem;
  }

  .footer-content p {
    font-size: 1.2rem;
  }
}