.sp-root {
  background: #1a1208;
  border: 3px solid #8B6914;
  border-radius: 12px;
  padding: 2rem;
  font-family: 'Special Elite', 'Courier New', monospace;
  color: #c8a84b;
  max-width: 560px;
  box-shadow: inset 0 0 40px #0a0804, 0 0 0 6px #3d2f0a, 0 0 0 7px #8B6914;
  position: relative;
}
.sp-title {
  text-align: center;
  font-size: 13px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: #a07828;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid #4a3410;
  padding-bottom: 0.75rem;
}
.sp-grid {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 1.5rem;
}
.sp-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.sp-unit-label {
  font-size: 10px;
  letter-spacing: 2px;
  color: #6b4f1a;
  text-transform: uppercase;
}
.sp-bits {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.sp-bit {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid #5a3e10;
  background: #0e0b04;
  position: relative;
  transition: background 0.15s, border-color 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sp-bit.on {
  background: #c8820a;
  border-color: #e8a020;
  box-shadow: 0 0 6px #c8820a88;
}
.sp-bit::after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #3d2408;
}
.sp-bit.on::after {
  background: #ffd060;
}
.sp-separator {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding-top: 20px;
  margin-top: 4px;
}
.sp-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #8B6914;
}
.sp-plain-wrap {
  text-align: center;
  min-height: 36px;
  margin-bottom: 1rem;
}
.sp-plain {
  font-size: 22px;
  letter-spacing: 3px;
  color: #e8c060;
  opacity: 0;
  transition: opacity 0.4s;
  background: #0e0b04;
  border: 1px solid #5a3e10;
  border-radius: 6px;
  padding: 4px 16px;
  display: inline-block;
}
.sp-plain.visible { opacity: 1; }
.sp-btn-row {
  text-align: center;
  margin-top: 0.5rem;
}
.sp-btn {
  font-family: 'Special Elite', 'Courier New', monospace;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: #2a1e06;
  color: #c8a84b;
  border: 1px solid #5a3e1055;
  border-radius: 6px;
  padding: 8px 22px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.sp-btn:hover { background: #3d2e0c; color: #f0d080; border-color: #8B691488; }
.sp-btn:active { background: #1a1208; }
.sp-rivets {
  position: absolute;
  top: 8px; right: 14px;
  display: flex; gap: 6px;
}
.sp-rivet {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #5a3e10;
  border: 1px solid #8B6914;
}
.sp-rivets-tl { top: 8px; left: 14px; right: auto; }
.sp-rivets-bl { position: absolute; bottom: 8px; left: 14px; display: flex; gap: 6px; }
.sp-rivets-br { position: absolute; bottom: 8px; right: 14px; display: flex; gap: 6px; }
.sp-timer-bar {
  height: 3px;
  background: #1a1208;
  border: 1px solid #3a2808;
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 0.75rem;
  display: none;
}
.sp-timer-fill {
  height: 100%;
  background: #c8820a;
  width: 100%;
  transition: width 0.1s linear;
}