/* Mobile-first responsive CSS for Gutter Road */

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  width: 100%;
  font-family: 'Courier New', Courier, monospace;
  color: #f4f4f4;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
}

.overlay {
  background-color: rgba(0, 0, 0, 0.75);
  padding: 2rem;
  max-width: 90%;
  max-height: 90vh;
  margin: auto;
  overflow-y: auto;
  border: 1px solid #444;
  text-align: center;
}

h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #ffdd57;
}

p {
  font-size: 1rem;
  line-height: 1.5;
  color: #ccc;
}

.button-row,
.card,
.cohort {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.5rem;
}

.gem-button {
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  transition: transform 0.2s ease;
}

.gem-button:hover {
  transform: scale(1.1);
}

.green  { background-color: #66ff66; }
.red    { background-color: #ff4444; }
.yellow { background-color: #ffdd57; }
.white  { background-color: #dddddd; }
.blue   { background-color: #3399ff; }

@media screen and (orientation: landscape) {
  .overlay {
    max-width: 80%;
  }
}