/* mosaic-reset: uiverse 컴포넌트 공통 전제 (box-sizing + 기본 sans-serif) */
*, *::before, *::after { box-sizing: border-box; }
:where(body) { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }

/* 단독 동작용 무대 — 금속 광택 텍스트가 보이도록 어두운 배경 */
html, body { margin: 0; height: 100%; }
body {
  min-height: 100vh;
  background: #1a1a1a;
}

/* ---- 컴포넌트 본체 (uiverse: hungry-mule-59) ---- */
.btn-shine {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 12px 48px;
  color: #fff;
  background: linear-gradient(to right, #9f9f9f 0, #fff 10%, #868686 20%);
  background-position: 0;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shine 3s infinite linear;
  animation-fill-mode: forwards;
  -webkit-text-size-adjust: none;
  font-weight: 600;
  font-size: 16px;
  text-decoration: none;
  white-space: nowrap;
  font-family: "Poppins", sans-serif;
}

@keyframes shine {
  0% {
    background-position: 0;
  }
  60% {
    background-position: 180px;
  }
  100% {
    background-position: 180px;
  }
}