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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #0f0f1a;
  color: #dde1f0;
  width: 280px;
  min-height: 160px;
}

.container {
  padding: 18px 16px 16px;
}

h1 {
  font-size: 17px;
  font-weight: 700;
  color: #8b9cf4;
  letter-spacing: 0.5px;
  margin-bottom: 14px;
}

input[type="text"] {
  width: 100%;
  padding: 8px 11px;
  background: #1a1a2e;
  border: 1px solid #2e2e50;
  border-radius: 7px;
  color: #dde1f0;
  font-size: 13px;
  margin-bottom: 8px;
  outline: none;
  transition: border-color 0.15s;
}

input[type="text"]:focus {
  border-color: #8b9cf4;
}

button {
  width: 100%;
  padding: 9px;
  background: #8b9cf4;
  border: none;
  border-radius: 7px;
  color: #0f0f1a;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}

button:hover:not(:disabled) {
  background: #a0aff7;
}

button:disabled {
  opacity: 0.5;
  cursor: default;
}

.btn-secondary {
  background: transparent;
  border: 1px solid #2e2e50;
  color: #888;
  margin-top: 12px;
  font-weight: 400;
}

.btn-secondary:hover:not(:disabled) {
  background: transparent;
  border-color: #555;
  color: #bbb;
}

.hidden {
  display: none !important;
}

.server-status {
  font-size: 11px;
  color: #5cb85c;
  margin-bottom: 14px;
  letter-spacing: 0.3px;
}

.divider {
  text-align: center;
  font-size: 11px;
  color: #444;
  margin: 10px 0;
}

.join-row {
  display: flex;
  gap: 7px;
  align-items: flex-start;
}

.join-row input {
  flex: 1;
  margin-bottom: 0;
  text-align: center;
  letter-spacing: 3px;
  font-size: 15px;
  font-weight: 600;
}

.join-row button {
  width: auto;
  padding: 8px 14px;
  flex-shrink: 0;
}

.code-card {
  background: #1a1a2e;
  border: 1px solid #2e2e50;
  border-radius: 10px;
  padding: 14px;
  text-align: center;
  margin-bottom: 10px;
}

.code-label {
  display: block;
  font-size: 10px;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 6px;
}

.code-value {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 6px;
  color: #8b9cf4;
  font-family: 'SF Mono', 'Fira Code', monospace;
}

.peer-status {
  font-size: 12px;
  color: #888;
  text-align: center;
  margin-bottom: 4px;
}

.peer-status.connected {
  color: #5cb85c;
}

.error {
  background: #2a1010;
  border: 1px solid #6b2020;
  border-radius: 7px;
  padding: 8px 11px;
  font-size: 12px;
  color: #f08080;
  margin-top: 10px;
}