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

body {
  font-family: Arial, sans-serif;
  background-color: #f8f8f8;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  align-items: center;
  justify-content: flex-start;
  padding: 1rem;
}

/* Top bar avec input */
#top-bar {
  width: 100%;
  max-width: 1000px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  margin-bottom: 1rem;
  gap: 1rem;
}

#user-container {
  position: fixed;
  top: 10px;
  left: 10px;
  background: #eee;
  padding: 8px 12px;
  border-radius: 4px;
  box-shadow: 1px 1px 5px rgba(0, 0, 0, 0.2);
  user-select: none;
  z-index: 1000;
}

#username {
  padding: 4px 6px;
  font-size: 14px;
  width: 120px;
}

#cooldown-timer {
  font-size: 0.9rem;
  color: #666;
}

/* Grille wrapper scrollable */
.grid-wrapper {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  display: flex;
  justify-content: center;
  border: 1px solid #ccc;
  padding: 0.5rem;
}

/* Grille centrée */
#grid {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

/* Ligne de cellules */
.row {
  display: flex;
}

/* Cellule */
.cell {
  width: 12px;
  height: 12px;
  border: 1px solid #ddd;
  background-color: white;
  transition: background-color 0.2s ease;
}

/* Popup stylé (si tu en veux un custom plus tard) */
.popup {
  background-color: #fff;
  border: 1px solid #333;
  padding: 1rem;
  position: fixed;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  z-index: 10;
}

/* Footer */
footer {
  margin-top: auto;
  text-align: center;
  font-size: 0.85rem;
  color: #666;
  padding: 1rem;
}