.panel-surface {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow:
    0 18px 42px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.button-primary,
.button-secondary,
.button-locked {
  border: none;
  border-radius: 16px;
  padding: 13px 20px;
  font-weight: 800;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition:
    transform var(--transition-fast),
    opacity var(--transition-fast),
    background var(--transition-fast),
    box-shadow var(--transition-fast),
    filter var(--transition-fast);
}

.button-primary:hover,
.button-secondary:hover {
  transform: translateY(-3px);
  filter: brightness(1.05);
}

.button-primary {
  background: linear-gradient(180deg, #4ade80, #22c55e);
  color: #052e16;
  box-shadow:
    0 12px 24px rgba(34, 197, 94, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.button-secondary {
  background: linear-gradient(180deg, rgba(255,255,255,0.14), rgba(255,255,255,0.08));
  color: var(--text-main);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.12);
}

.button-locked {
  background: linear-gradient(180deg, rgba(255,255,255,0.1), rgba(255,255,255,0.06));
  color: var(--text-muted);
  cursor: not-allowed;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 6px 13px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge-open {
  background: linear-gradient(180deg, rgba(74, 222, 128, 0.28), rgba(34, 197, 94, 0.16));
  color: #bbf7d0;
  border: 1px solid rgba(74, 222, 128, 0.32);
  box-shadow: 0 0 18px rgba(34, 197, 94, 0.18);
}

.badge-locked {
  background: linear-gradient(180deg, rgba(248, 113, 113, 0.24), rgba(239, 68, 68, 0.14));
  color: #fecaca;
  border: 1px solid rgba(248, 113, 113, 0.26);
}