.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.static-checklist-gate {
  position: relative;
}

.static-checklist-item-locked {
  filter: blur(4px);
  pointer-events: none;
  user-select: none;
}

.static-checklist-unlock-overlay {
  position: absolute;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  justify-content: center;
  padding: 10px 16px;
  pointer-events: auto;
}

.static-checklist-unlock-card {
  width: min(620px, 100%);
  border: 1px solid rgba(191, 219, 254, 0.95);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 24px 70px rgba(15, 31, 78, 0.18);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: 26px;
  text-align: center;
}

.static-checklist-unlock-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin-bottom: 12px;
  border-radius: 18px;
  background: #eff6ff;
  font-size: 1.4rem;
}

.static-checklist-unlock-card h2 {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: #0f1f4e;
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  line-height: 1.12;
}

.static-checklist-unlock-card p {
  margin: 12px 0 0;
  color: #475569;
}

.static-checklist-unlock-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  margin-top: 20px;
}

.static-checklist-unlock-form input[type="email"] {
  min-height: 50px;
  width: 100%;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  background: #fff;
  color: #1e293b;
  padding: 0 16px;
  outline: none;
}

.static-checklist-unlock-form input[type="email"]:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.static-checklist-unlock-form button {
  min-height: 50px;
  border: 0;
  border-radius: 18px;
  background: #1e40af;
  color: #fff;
  padding: 0 20px;
  font-weight: 800;
  cursor: pointer;
}

.static-checklist-unlock-form button:hover,
.static-checklist-unlock-form button:focus-visible {
  background: #2563eb;
  transform: translateY(-1px);
}

.static-checklist-unlock-form button:disabled {
  cursor: not-allowed;
  opacity: 0.7;
  transform: none;
}

.static-checklist-unlock-note {
  font-size: 0.84rem;
  font-weight: 700;
}

.static-checklist-unlock-feedback:not(:empty) {
  border-radius: 16px;
  background: #fee2e2;
  color: #dc2626;
  padding: 10px 12px;
  font-weight: 700;
}

@media (max-width: 720px) {
  .static-checklist-unlock-overlay {
    padding: 8px;
  }

  .static-checklist-unlock-card {
    padding: 20px;
    border-radius: 22px;
  }

  .static-checklist-unlock-form {
    grid-template-columns: 1fr;
  }
}