/* Collaborative Cursors — minimal styling */

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #f8f9fa;
  overflow: hidden;
  height: 100vh;
}

#app {
  display: flex;
  height: 100vh;
}

/* --- Canvas (cursor area) --- */

#canvas {
  flex: 1;
  position: relative;
  overflow: hidden;
  cursor: none;
  background:
    linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* --- Welcome message --- */

#welcome {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #666;
  pointer-events: none;
  user-select: none;
}

#welcome h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  color: #333;
}

#welcome p {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

#welcome .hint {
  font-size: 0.85rem;
  color: #999;
}

#welcome .powered-by {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: #aaa;
  pointer-events: auto;
}

#welcome .powered-by a {
  color: #7c5cbf;
  text-decoration: none;
}

#welcome .powered-by a:hover {
  text-decoration: underline;
}

/* --- Remote cursors --- */

.cursor {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
  transition: transform 0.05s linear;
  z-index: 100;
}

.cursor-label {
  display: inline-block;
  margin-left: 16px;
  margin-top: -4px;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.7rem;
  color: #fff;
  white-space: nowrap;
  font-weight: 500;
  text-shadow: 0 1px 1px rgba(0,0,0,0.2);
}

.cursor-local {
  transition: none;
}

/* --- Sidebar --- */

#sidebar {
  width: 200px;
  background: #fff;
  border-left: 1px solid #e0e0e0;
  padding: 1rem;
  overflow-y: auto;
}

#sidebar h2 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #999;
  margin-bottom: 0.75rem;
}

#user-list {
  list-style: none;
}

#user-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0;
  font-size: 0.9rem;
  color: #333;
}

.user-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.user-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}