body.ui-style-12 {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }

  header nav {
    flex-wrap: nowrap !important;
    overflow-x: visible !important;
  }

  header nav a {
    flex: 1 1 0 !important;
    min-width: 0 !important;
    font-size: 12px !important;
    padding: 6px 3px !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
  }
}

a {
  transition: color 0.2s ease;
}

a:hover {
  color: #004499;
}

.video-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.video-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

button, .btn {
  cursor: pointer;
  transition: all 0.2s ease;
}

button:hover, .btn:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

@media (max-width: 480px) {
  h1 { font-size: 24px !important; }
  h2 { font-size: 20px !important; }
  h3 { font-size: 18px !important; }
}