.ls-calculator-option,
.ls-rubric-inline,
.ls-upgrade-actions {
  display: flex;
  align-items: center;
}

.ls-calculator-option {
  gap: 9px;
  width: 100%;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  padding: 10px 11px;
  font-size: 13px;
  font-weight: 650;
  color: #172033;
}

.ls-calculator-option input {
  width: 16px;
  height: 16px;
  accent-color: #0891b2;
}

.ls-lock-text {
  margin-left: auto;
  border: 1px solid rgba(8, 145, 178, 0.22);
  border-radius: 999px;
  color: #0e7490;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 1;
  padding: 5px 7px;
  text-transform: uppercase;
}

.ls-lock-text::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 5px;
  margin-right: 5px;
  border: 1.5px solid currentColor;
  border-radius: 1px;
  box-shadow: 0 -4px 0 -1px currentColor;
}

.ls-rubric-inline {
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
  width: 100%;
  margin-top: 0;
  font-family: inherit;
  font-size: 0.875rem;
  line-height: 1.25rem;
}

.ls-rubric-button,
.ls-regenerate-question,
.ls-upgrade-primary,
.ls-upgrade-secondary {
  border: 1px solid rgba(15, 23, 42, 0.14);
  border-radius: 8px;
  cursor: pointer;
  font-weight: 750;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.ls-rubric-button {
  background: #fff;
  color: #0f172a;
  min-height: 2.25rem;
  padding: 0.5rem 0.75rem;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25rem;
}

.ls-rubric-button:hover,
.ls-regenerate-question:hover {
  border-color: rgba(8, 145, 178, 0.36);
  background: rgba(236, 254, 255, 0.72);
}

.ls-rubric-file {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
  padding: 0 !important;
}

.ls-rubric-loaded {
  color: #64748b;
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.25rem;
}

.learnstack-home input[type="file"].sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
  padding: 0 !important;
}

.ls-regenerate-question {
  width: fit-content;
  background: #fff;
  color: #0f172a;
  font-size: 11px;
  margin-top: 8px;
  padding: 7px 9px;
}

.ls-regenerate-question:disabled,
.ls-rubric-button:disabled,
.ls-upgrade-primary:disabled,
.ls-upgrade-secondary:disabled {
  cursor: wait;
  opacity: 0.58;
}

.ls-upgrade-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.34);
  backdrop-filter: blur(12px);
}

.ls-upgrade-dialog {
  position: relative;
  width: min(420px, 100%);
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.22);
  color: #0f172a;
  padding: 24px;
}

.ls-upgrade-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 999px;
  background: #fff;
  cursor: pointer;
}

.ls-upgrade-kicker {
  margin: 0 0 8px;
  color: #0891b2;
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.ls-upgrade-title {
  margin: 0;
  max-width: 340px;
  color: #0f172a;
  font-size: 22px;
  line-height: 1.18;
}

.ls-upgrade-copy {
  margin: 12px 0 0;
  color: #64748b;
  font-size: 14px;
  line-height: 1.55;
}

.ls-upgrade-actions {
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 18px;
}

.ls-upgrade-primary,
.ls-upgrade-secondary {
  font-size: 13px;
  padding: 11px 13px;
}

.ls-upgrade-primary {
  background: #0f172a;
  color: #fff;
}

.ls-upgrade-secondary {
  background: #fff;
  color: #0f172a;
}

.ls-upgrade-notice {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 90;
  max-width: min(360px, calc(100vw - 36px));
  border: 1px solid rgba(8, 145, 178, 0.22);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 16px 46px rgba(15, 23, 42, 0.16);
  color: #0f172a;
  font-size: 13px;
  font-weight: 650;
  line-height: 1.45;
  padding: 12px 14px;
}

@media (max-width: 640px) {
  .ls-upgrade-dialog {
    padding: 22px 18px;
  }

  .ls-upgrade-actions {
    align-items: stretch;
    flex-direction: column;
  }
}