.onboard-help {
  position: fixed;
  right: 16px;
  bottom: 20px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #fff;
  box-shadow: 0 16px 32px rgba(37, 99, 235, 0.28);
  cursor: pointer;
  font-size: 20px;
  z-index: 1400;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.onboard-help:hover,
.onboard-help:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 20px 36px rgba(37, 99, 235, 0.36);
}

.onboard-help:focus-visible {
  outline: 3px solid rgba(96, 165, 250, 0.8);
  outline-offset: 3px;
}

.onboard-overlay {
  position: fixed;
  inset: 0;
  z-index: 1350;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.18s ease;
}

.onboard-overlay.is-visible {
  pointer-events: auto;
  opacity: 1;
}

.onboard-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.58);
  backdrop-filter: blur(2px);
}

.onboard-card {
  position: absolute;
  max-width: min(380px, calc(100vw - 32px));
  background: #ffffff;
  color: #0f172a;
  padding: 18px 20px 16px;
  border-radius: 18px;
  box-shadow: 0 28px 60px rgba(15, 23, 42, 0.32);
  display: grid;
  gap: 12px;
}

.onboard-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
}

.onboard-body {
  font-size: 0.95rem;
  line-height: 1.5;
  color: rgba(15, 23, 42, 0.8);
}

.onboard-progress {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(15, 23, 42, 0.56);
}

.onboard-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.onboard-stepper {
  display: flex;
  gap: 8px;
}

.onboard-actions button {
  padding: 8px 14px;
  border-radius: 10px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: #f8fafc;
  color: #0f172a;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.onboard-actions button:hover,
.onboard-actions button:focus-visible {
  background: #0f172a;
  color: #ffffff;
  border-color: rgba(15, 23, 42, 0.4);
}

.onboard-next {
  background: #0ea5e9;
  border-color: rgba(14, 165, 233, 0.28);
  color: #fff;
  font-weight: 600;
}

.onboard-next:hover,
.onboard-next:focus-visible {
  background: #0284c7;
  border-color: rgba(14, 165, 233, 0.5);
}

.onboard-caret {
  position: absolute;
  width: 16px;
  height: 16px;
  transform: translate(-50%, -50%);
  z-index: 1355;
}

.onboard-caret::after {
  content: '';
  position: absolute;
  inset: 0;
  background: #ffffff;
  border-radius: 3px;
  transform: rotate(45deg);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.24);
}

.onboard-caret.is-above::after {
  box-shadow: 0 -12px 30px rgba(15, 23, 42, 0.24);
}

.onboard-target-highlight {
  position: relative;
  z-index: 1405;
  outline: 3px solid rgba(14, 165, 233, 0.85);
  outline-offset: 6px;
  border-radius: 12px;
  transition: outline-color 0.2s ease;
}

body.onboarding-active {
  overflow: hidden;
}

@media (prefers-reduced-motion: reduce) {
  .onboard-overlay,
  .onboard-help {
    transition: none;
  }
}

@media (max-width: 600px) {
  .onboard-card {
    padding: 16px;
    border-radius: 16px;
  }

  .onboard-actions {
    flex-direction: column-reverse;
    align-items: stretch;
  }

  .onboard-stepper {
    justify-content: space-between;
  }

  .onboard-actions button,
  .onboard-stepper button {
    width: 100%;
  }
}

@media (prefers-color-scheme: dark) {
  .onboard-help {
    background: linear-gradient(135deg, #0ea5a0 0%, #0f766e 100%);
    box-shadow: 0 16px 32px rgba(14, 165, 233, 0.28);
  }
  .onboard-backdrop {
    background: rgba(2, 6, 23, 0.75);
    backdrop-filter: blur(3px);
  }
  .onboard-card {
    background: rgba(15, 23, 42, 0.98);
    color: #e2e8f0;
    box-shadow: 0 28px 60px rgba(2, 6, 23, 0.6);
  }
  .onboard-body {
    color: rgba(226, 232, 240, 0.8);
  }
  .onboard-progress {
    color: rgba(148, 163, 184, 0.7);
  }
  .onboard-actions button {
    background: rgba(15, 23, 42, 0.6);
    border-color: rgba(148, 163, 184, 0.22);
    color: #e2e8f0;
  }
  .onboard-actions button:hover,
  .onboard-actions button:focus-visible {
    background: rgba(14, 165, 233, 0.18);
    color: #ffffff;
    border-color: rgba(14, 165, 233, 0.4);
  }
  .onboard-next {
    background: #38bdf8;
    border-color: rgba(56, 189, 248, 0.4);
    color: #0f172a;
  }
  .onboard-next:hover,
  .onboard-next:focus-visible {
    background: #0ea5e9;
    border-color: rgba(56, 189, 248, 0.6);
  }
  .onboard-caret::after {
    background: rgba(15, 23, 42, 0.98);
    box-shadow: 0 12px 30px rgba(2, 6, 23, 0.5);
  }
  .onboard-target-highlight {
    outline-color: rgba(56, 189, 248, 0.85);
  }
}