/* reset */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }

body {
  background: #050608; /* almost-black */
  color: #f9fafb;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 배경 캔버스: 전체 고정 */
#orbit {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: -1;
  pointer-events: auto; /* ← 중요: 클릭 가능하게 */
  cursor: pointer;      /* 선택: 누를 수 있단 느낌 */
}

/* 화면 단위 */
.screen {
  height: 100vh;
  width: 100vw;
  position: relative;
}

/* Screen 1 */
.screen--first {
  display: grid;
  place-items: center;
}

.sentence {
  margin: 0;
  font-size: 18px;
  letter-spacing: 0.02em;
  color: rgba(249, 250, 251, 0.92);
  user-select: none;
  white-space: nowrap;
}

/* Screen 2 */
.screen--second {
  display: grid;
  place-items: center;
  padding: 24px;
}

/* 조용한 화이트 판 */
.white-slab {
  width: min(760px, 92vw);
  padding: 44px 42px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.94);
  color: #0b0c10;
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 30px 80px rgba(0,0,0,0.35);
}

/* 무표정한 한 줄 */
.slab-line {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(11,12,16,0.78);
  user-select: none;
}

/* 아주 조용한 등장 */
.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 700ms ease, transform 700ms ease;
}
.reveal.is-on {
  opacity: 1;
  transform: translateY(0);
}

/* mobile: 더 덜 보여주기 */
@media (max-width: 480px) {
  .sentence { font-size: 16px; }
  .white-slab { padding: 34px 26px; border-radius: 22px; }
}