.customizer-guide-trigger {
  position: absolute;
  top: 1rem;
  left: 4rem;
  z-index: 20;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0 13px;
  border: 1px solid rgba(229, 231, 235, 0.92);
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.92);
  color: #374151;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  box-shadow: 0 5px 18px rgba(15, 23, 42, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  cursor: pointer;
  transition: background-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.customizer-guide-trigger:hover {
  background: #fff;
  box-shadow: 0 7px 22px rgba(15, 23, 42, 0.14);
  transform: translateY(-1px);
}

.customizer-guide-trigger:focus-visible,
.phone-case-onboarding button:focus-visible {
  outline: 3px solid rgba(255, 241, 0, 0.75);
  outline-offset: 2px;
}

.customizer-guide-trigger svg {
  width: 15px;
  height: 15px;
}

@media (min-width: 768px) {
  .customizer-guide-trigger {
    top: 1.5rem;
    right: 4.75rem;
    left: auto;
  }
}

body.phone-case-onboarding-open {
  overflow: hidden;
}

.phone-case-onboarding[hidden] {
  display: none;
}

.phone-case-onboarding {
  position: fixed;
  inset: 0;
  z-index: 400;
  pointer-events: none;
}

.phone-case-onboarding-mask {
  position: fixed;
  background: rgba(10, 13, 18, 0.7);
  pointer-events: auto;
  transition: left 220ms ease, top 220ms ease, width 220ms ease, height 220ms ease;
}

.phone-case-onboarding-spotlight {
  position: fixed;
  box-sizing: border-box;
  border: 2px solid #fff100;
  border-radius: 18px;
  background: transparent;
  box-shadow: 0 0 0 4px rgba(255, 241, 0, 0.2), 0 14px 38px rgba(0, 0, 0, 0.24);
  pointer-events: auto;
  transition: left 220ms ease, top 220ms ease, width 220ms ease, height 220ms ease;
  animation: phone-case-onboarding-pulse 1.8s ease-in-out infinite;
}

#stickerUIOverlay.onboarding-controls-highlight .sticker-ui .sticker-border {
  border-color: #fff100;
  box-shadow: 0 0 0 2px rgba(255, 241, 0, 0.3);
}

#stickerUIOverlay.onboarding-controls-highlight .sticker-ui .sticker-btn {
  border-color: #fff100;
  box-shadow:
    0 0 0 3px #fff100,
    0 0 0 7px rgba(255, 241, 0, 0.32),
    0 5px 14px rgba(0, 0, 0, 0.3);
}

.phone-case-onboarding-card {
  position: fixed;
  width: min(320px, calc(100vw - 32px));
  padding: 16px;
  border: 1px solid rgba(229, 231, 235, 0.95);
  border-radius: 20px;
  background: #fff;
  color: #111827;
  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.25);
  pointer-events: auto;
  transition: left 220ms ease, top 220ms ease;
}

.phone-case-onboarding-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.phone-case-onboarding-progress {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 9px;
  border-radius: 9999px;
  background: #f3f4f6;
  color: #6b7280;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.phone-case-onboarding-skip {
  padding: 4px 2px;
  border: 0;
  background: transparent;
  color: #6b7280;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.phone-case-onboarding-card h2 {
  margin: 0;
  color: #111827;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.phone-case-onboarding-card > p {
  margin: 8px 0 0;
  color: #4b5563;
  font-size: 13px;
  line-height: 1.65;
}

.phone-case-onboarding-card .phone-case-onboarding-note {
  padding: 8px 10px;
  border-radius: 12px;
  background: #fffde6;
  color: #6b5f00;
  font-size: 12px;
  line-height: 1.5;
}

.phone-case-onboarding-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 15px;
}

.phone-case-onboarding-actions button {
  height: 40px;
  padding: 0 17px;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 150ms ease, opacity 150ms ease, background-color 150ms ease;
}

.phone-case-onboarding-actions button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.phone-case-onboarding-back {
  border: 1px solid #e5e7eb;
  background: #fff;
  color: #4b5563;
}

.phone-case-onboarding-back:disabled {
  opacity: 0;
  pointer-events: none;
}

.phone-case-onboarding-next {
  min-width: 94px;
  border: 1px solid #fff100;
  background: #fff100;
  color: #111;
  box-shadow: 0 6px 18px rgba(255, 241, 0, 0.22);
}

@keyframes phone-case-onboarding-pulse {
  0%, 100% {
    box-shadow: 0 0 0 4px rgba(255, 241, 0, 0.16), 0 14px 38px rgba(0, 0, 0, 0.24);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(255, 241, 0, 0.28), 0 14px 38px rgba(0, 0, 0, 0.24);
  }
}

@media (max-width: 767px) {
  .phone-case-onboarding-actions button {
    height: 44px;
  }

  .phone-case-onboarding-card {
    padding: 15px;
    border-radius: 18px;
  }

  .phone-case-onboarding-card h2 {
    font-size: 18px;
  }

  .phone-case-onboarding-card > p {
    font-size: 13px;
    line-height: 1.58;
  }
}

@media (prefers-reduced-motion: reduce) {
  .customizer-guide-trigger,
  .phone-case-onboarding-mask,
  .phone-case-onboarding-spotlight,
  .phone-case-onboarding-card,
  .phone-case-onboarding-actions button {
    transition: none;
  }

  .phone-case-onboarding-spotlight {
    animation: none;
  }
}