/**
 * Open Thermal AI — shared tool chrome (disclaimer + close button).
 * Loaded by *.openthermalai.com calculator apps.
 */

.ota-tool-close {
  position: fixed;
  top: max(0.75rem, env(safe-area-inset-top, 0px));
  right: max(0.75rem, env(safe-area-inset-right, 0px));
  z-index: 2147483000;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0.5rem;
  margin: 0;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.95);
  color: #0f172a;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.18);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.ota-tool-close:hover,
.ota-tool-close:focus-visible {
  background: #fff;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.22);
  outline: 2px solid #2563eb;
  outline-offset: 2px;
}

.ota-tool-close:active {
  transform: scale(0.96);
}

.ota-tool-close__icon {
  display: block;
  width: 1.25rem;
  height: 1.25rem;
  pointer-events: none;
}

/* Adopt existing app close buttons when enhanced */
#closeButton.ota-tool-close,
#close-app-btn.ota-tool-close,
button[data-ota-close].ota-tool-close {
  /* keep fixed chrome look even if originally in-header */
  position: fixed !important;
}

.ota-tool-disclaimer {
  box-sizing: border-box;
  width: 100%;
  max-width: 56rem;
  margin: 1.5rem auto 2rem;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 0.75rem;
  background: #f8fafc;
  color: #334155;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
  font-size: 0.8125rem;
  line-height: 1.55;
}

.ota-tool-disclaimer *,
.ota-tool-disclaimer *::before,
.ota-tool-disclaimer *::after {
  box-sizing: border-box;
}

.ota-tool-disclaimer__brand {
  margin: 0 0 0.65rem;
  font-weight: 650;
  font-size: 0.875rem;
  color: #0f172a;
}

.ota-tool-disclaimer__summary p {
  margin: 0 0 0.55rem;
}

.ota-tool-disclaimer__summary p:last-child {
  margin-bottom: 0;
}

.ota-tool-disclaimer__zh {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
}

.ota-tool-disclaimer__en {
  opacity: 0.92;
}

.ota-tool-disclaimer__links {
  margin: 0.75rem 0 0;
  font-size: 0.75rem;
}

.ota-tool-disclaimer__links a {
  color: #1d4ed8;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.ota-tool-disclaimer__links a:hover,
.ota-tool-disclaimer__links a:focus-visible {
  color: #1e40af;
}

.ota-tool-disclaimer__details {
  margin-top: 0.65rem;
}

.ota-tool-disclaimer__summary-trigger {
  cursor: pointer;
  font-weight: 600;
  color: #0f172a;
  list-style: none;
}

.ota-tool-disclaimer__summary-trigger::-webkit-details-marker {
  display: none;
}

.ota-tool-disclaimer__expanded {
  margin-top: 0.65rem;
  padding-top: 0.65rem;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.ota-tool-disclaimer__expanded p {
  margin: 0 0 0.55rem;
}

.ota-tool-disclaimer__expanded p:last-child {
  margin-bottom: 0;
}

/* Hide legacy duplicate disclaimers when chrome is mounted */
[data-ota-legacy-disclaimer].ota-tool-legacy-hidden,
.ota-tool-legacy-hidden {
  display: none !important;
}

@media (max-width: 640px) {
  .ota-tool-disclaimer {
    margin: 1rem 0.75rem 4.5rem;
    padding: 0.85rem 0.9rem;
    border-radius: 0.65rem;
  }

  .ota-tool-close {
    top: max(0.5rem, env(safe-area-inset-top, 0px));
    right: max(0.5rem, env(safe-area-inset-right, 0px));
  }
}