.pattern-lock-grid {
  position: relative;
  width: 300px;
  height: 300px;
  max-width: 100%;
  aspect-ratio: 1 / 1;
  margin: 0 auto;
  touch-action: none;
  user-select: none;
}

.pattern-lock-lines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.pattern-lock-line {
  stroke: #2e7d32;
  stroke-width: 4;
  stroke-linecap: round;
}

.pattern-lock-dot {
  position: absolute;
  width: 24px;
  height: 24px;
  margin-left: -12px;
  margin-top: -12px;
  border-radius: 50%;
  border: 3px solid #b7c4bb;
  background: #fff;
  box-sizing: border-box;
  transition: background 0.1s, border-color 0.1s, transform 0.1s;
}

.pattern-lock-dot.active {
  background: #2e7d32;
  border-color: #2e7d32;
  transform: scale(1.15);
}