.undian-thr-page {
  --bg0: #0b1020;
  --bg1: #0f1630;
  --card: rgba(255, 255, 255, 0.06);
  --card2: rgba(255, 255, 255, 0.09);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.72);
  --ring: rgba(255, 255, 255, 0.2);
  --accent: #66e3ff;
  --accent2: #b5ff6a;
  --shadow: rgba(0, 0, 0, 0.35);

  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans",
    "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background:
    radial-gradient(1200px 800px at 20% 0%, rgba(102, 227, 255, 0.18), transparent 55%),
    radial-gradient(1000px 700px at 90% 30%, rgba(181, 255, 106, 0.14), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  min-height: 100vh;
}

.undian-thr-page * {
  box-sizing: border-box;
}

.undian-thr-page .app {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 16px 46px;
  display: grid;
  grid-template-rows: auto auto;
  gap: 18px;
}

.undian-thr-page .header {
  text-align: center;
}

.undian-thr-page .header h1 {
  margin: 0;
  letter-spacing: 0.2px;
  font-size: clamp(24px, 2.6vw, 34px);
}

.undian-thr-page .sub {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.undian-thr-page .stage {
  display: grid;
  place-items: center;
}

.undian-thr-page .wheelWrap {
  width: min(520px, 85vw);
  aspect-ratio: 1 / 1;
  position: relative;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  box-shadow:
    0 24px 60px var(--shadow),
    0 0 0 1px rgba(255, 255, 255, 0.06) inset;
  display: grid;
  place-items: center;
}

.undian-thr-page .wheelCanvas {
  width: 100%;
  height: 100%;
  border-radius: 999px;
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.25));
}

.undian-thr-page .pointer {
  position: absolute;
  top: clamp(6px, 1.2vw, 8px);
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: clamp(10px, 2.4vw, 14px) solid transparent;
  border-right: clamp(10px, 2.4vw, 14px) solid transparent;
  /* Panah harus menghadap ke bawah ke arah roda */
  border-bottom: 0;
  border-top: clamp(18px, 4vw, 24px) solid rgba(255, 255, 255, 0.92);
  filter: drop-shadow(0 2px 0 rgba(0, 0, 0, 0.25));
  z-index: 3;
}

.undian-thr-page .hub {
  position: absolute;
  width: 22%;
  height: 22%;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.28) 35%, rgba(0, 0, 0, 0.2) 70%);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.25) inset,
    0 10px 30px rgba(0, 0, 0, 0.35);
}

.undian-thr-page .controls {
  display: grid;
  justify-items: center;
  gap: 12px;
}

.undian-thr-page .btn {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0.06));
  color: var(--text);
  padding: 12px 18px;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 650;
  letter-spacing: 0.2px;
  box-shadow:
    0 18px 46px rgba(0, 0, 0, 0.28),
    0 0 0 1px rgba(0, 0, 0, 0.1) inset;
  transition: transform 160ms ease, border-color 160ms ease, filter 160ms ease;
}

.undian-thr-page .btn:hover {
  transform: translateY(-1px);
  border-color: rgba(102, 227, 255, 0.35);
}

.undian-thr-page .btn:active {
  transform: translateY(0px);
  filter: brightness(1.05);
}

.undian-thr-page .btn[disabled] {
  cursor: not-allowed;
  opacity: 0.65;
  transform: none;
}

.undian-thr-page .result {
  min-height: 28px;
  padding: 10px 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.92);
  display: grid;
  place-items: center;
  width: min(520px, 90vw);
}

.undian-thr-page .result strong {
  font-size: 18px;
  letter-spacing: 0.2px;
}

.undian-thr-page .result.ready {
  color: var(--muted);
  font-size: 14px;
  animation: resultPop 420ms ease-out both;
}

.undian-thr-page .meta {
  color: rgba(255, 255, 255, 0.45);
  font-size: 12px;
}

@keyframes resultPop {
  0% {
    transform: translateY(2px) scale(0.98);
    filter: brightness(1.02);
  }
  55% {
    transform: translateY(0px) scale(1.02);
    filter: brightness(1.08);
  }
  100% {
    transform: translateY(0px) scale(1);
    filter: brightness(1);
  }
}