body {
  background-image: url('../media/bg.png');
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-position: center;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: #111827;
  color: white;
  padding: 8px 16px;
  z-index: 1000;
  transition: top 0.3s;
}
.skip-link:focus {
  top: 0;
}

.hero {
  background-color: rgba(255, 255, 255, 0.85);
  border-radius: 1rem;
  padding: 3rem;
}

article, aside {
  background-color: rgba(255, 255, 255, 0.9);
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin-top: 2rem;
}

.highlight {
  font-weight: bold;
  color: #0d6efd;
}

.container,
.container-fluid {
  padding-left: 1rem;
  padding-right: 1rem;
  margin-top: 2rem;
  margin-bottom: 2rem;
  margin: auto;
  width: 85%;
}

main {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

article, aside {
  margin-bottom: 2rem;
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.flex-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.grid-2-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.section {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

.card-block {
  border: 1px solid #e0e0e0;
  border-radius: 0.5rem;
  padding: 1.5rem;
  background-color: #ffffff;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 0.5rem;
}

.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1.5rem; }
.p-2  { padding: 0.5rem; }
.p-4  { padding: 1.5rem; }

.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-left   { text-align: left; }

.hidden { display: none !important; }

@media (max-width: 768px) {
  .flex-between {
    flex-direction: column;
    align-items: stretch;
  }
}