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

body {
  font-family: 'Inter', system-ui, sans-serif;
  color: #333;
  background: linear-gradient(135deg, #f0f9ff, #e0f2fe, #bae6fd);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background: rgba(163, 168, 183, 0.95);
  padding: 1.75rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

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

.logo-container {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.logo-container img {
  height: 65px;
  width: auto;
  transition: transform 0.3s ease;
}

.logo-container:hover img {
  transform: scale(1.05);
}

.brand-name {
  color: #ffffff;
  font-size: 1.75rem;
  font-weight: 600;
  text-decoration: none;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

nav a {
  color: #ffffff;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: all 0.2s ease;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

nav a:hover {
  background: rgba(255, 255, 255, 0.2);
}

nav a[aria-current='page'] {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.3);
  text-shadow: none;
}

main {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
  width: 100%;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  color: #333;
  font-size: 0.9rem;
}

.breadcrumb a {
  color: #333;
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.main-section {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
  text-align: center;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.main-section h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(45deg, #FF6B6B, #4ECDC4, #FFD93D, #6C5CE7);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: gradientMove 6s infinite;
  background-size: 300% 300%;
}

.main-description {
  color: #333;
  font-size: 1.1rem;
}

.operators-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  background: rgba(255, 255, 255, 0.9);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.operator-card {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(224, 224, 224, 0.5);
  border-radius: 8px;
  text-decoration: none;
  color: #333;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  position: relative;
  overflow: hidden;
  min-height: 200px;
}

.operator-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.2) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transition: all 0.5s ease;
}

.operator-card:hover {
  transform: translateY(-5px);
  border-color: #4ECDC4;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.operator-card:hover::before {
  left: 100%;
}

.operator-card img {
  height: 80px;
  width: auto;
  object-fit: contain;
  transition: all 0.3s ease;
  margin-top: 1.5rem;
}

.operator-card:hover img {
  transform: scale(1.1);
}

.operator-card span {
  font-size: 1.2rem;
  font-weight: 600;
  transition: all 0.3s ease;
  background: #f8f9fa;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  margin-top: auto;
  margin-bottom: 1.5rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.operator-card:hover span {
  color: #4ECDC4;
  background: #f1f5f9;
}

footer {
  background: rgba(163, 168, 183, 0.95);
  padding: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  margin-top: auto;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-section h3 {
  color: #ffffff;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
  font-weight: 600;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: #ffffff;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.footer-links a:hover {
  color: #e6e8f0;
  text-decoration: underline;
}

.copyright {
  grid-column: 1 / -1;
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 500;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 1rem;
  }

  .logo-container img {
    height: 50px;
  }

  .brand-name {
    font-size: 1.5rem;
  }

  nav {
    width: 100%;
    justify-content: center;
  }

  .operators-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: 1rem;
    gap: 1rem;
  }

  .operator-card {
    padding: 1rem;
    min-height: 180px;
  }

  .operator-card img {
    height: 60px;
    margin-top: 1rem;
  }

  .operator-card span {
    padding: 0.5rem 1rem;
    font-size: 1rem;
    margin-bottom: 1rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.5rem;
    text-align: center;
  }

  .footer-section {
    align-items: center;
  }

  .footer-links {
    align-items: center;
  }

  .copyright {
    text-align: center;
    padding: 1.5rem 0 0;
  }
}

@media (max-width: 480px) {
  .operators-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .operator-card {
    padding: 0.75rem;
    min-height: 150px;
  }

  .operator-card img {
    height: 45px;
    margin-top: 0.75rem;
  }

  .operator-card span {
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
  }

  main {
    padding: 1rem;
  }
}