html, body {
  margin: 0;
  overflow: hidden;
}

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ffffff;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.sig {
  display: grid;
  justify-items: center;
  gap: clamp(6px, 2vw, 12px);
}
.sig__svg {
  width: min(260px, 82vw);
  height: auto;
}
.sig__svg path {
  stroke: #2f6df6;
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 520;
  stroke-dashoffset: 520;
  animation: draw 2s ease-out infinite;
}
.sig__label {
  margin: 0;
  font-weight: 700;
  font-size: clamp(14px, 4vw, 18px);
  line-height: 1.4;
  font-family: inherit;
  color: #17141a;
}

@keyframes draw {
  0%, 6% {
    stroke-dashoffset: 520;
  }
  55% {
    stroke-dashoffset: 0;
  }
  80% {
    stroke-dashoffset: 0;
  }
  96%, 100% {
    stroke-dashoffset: 520;
  }
}
@media (prefers-reduced-motion: reduce) {
  .sig__svg path {
    animation: none;
    stroke-dashoffset: 0;
  }
}