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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #0a0a0a;
  color: #e0e0e0;
  line-height: 1.6;
}

/* Login page */
.container {
  max-width: 400px;
  margin: 100px auto;
  padding: 40px;
  background: #1a1a1a;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

h1 {
  font-size: 32px;
  margin-bottom: 8px;
  color: #00d9ff;
}

p {
  color: #888;
  margin-bottom: 30px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

input {
  padding: 12px;
  background: #0a0a0a;
  border: 1px solid #333;
  border-radius: 4px;
  color: #e0e0e0;
  font-size: 14px;
}

input:focus {
  outline: none;
  border-color: #00d9ff;
}

button {
  padding: 12px;
  background: #00d9ff;
  border: none;
  border-radius: 4px;
  color: #000;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.2s;
}

button:hover {
  background: #00b8d9;
}

button:active {
  background: #0099b8;
}

.error {
  margin-top: 16px;
  padding: 12px;
  background: #331111;
  border: 1px solid #661111;
  border-radius: 4px;
  color: #ff6666;
  font-size: 13px;
  display: none;
}

.error.show {
  display: block;
}

/* Viewer page */
body.viewer {
  overflow: hidden;
  margin: 0;
  padding: 0;
  height: 100vh;
}

#toolbar {
  position: fixed;
  top: 16px;
  right: 16px;
  height: 31px;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 16px;
  border: 1px solid #333;
  border-radius: 6px;
  z-index: 1000;
}

#status {
  color: #0f0;
  font-size: 16px;
}

#status.disconnected {
  color: #f00;
}

#fps {
  color: #888;
  font-size: 12px;
  font-family: monospace;
}

#disconnect {
  margin-left: auto;
  padding: 4px 12px;
  font-size: 11px;
}

#screen {
  width: 100vw;
  height: 100vh;
  object-fit: contain;
  background: #000;
  display: block;
  cursor: crosshair;
}

.warning {
  display: none;
}