/* UAT is a native tool pane; keep its form styles inside this root. */
.uat-page {
  min-width: 0;
  width: 100%;
  color: var(--text);
  line-height: 1.6;
}

.uat-page *,
.uat-page *::before,
.uat-page *::after { box-sizing: border-box; }

.uat-page [hidden] { display: none !important; }

.uat-page .page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
}

.uat-page h1,
.uat-page h2 {
  margin-top: 0;
  color: var(--text);
  letter-spacing: 0;
}

.uat-page h1 { margin-bottom: 0; font-size: 22px; line-height: 1.4; }
.uat-page .uat-description { margin: 8px 0 0; color: var(--text-muted); font-size: 13px; }
.uat-page h2 { margin-bottom: 18px; font-size: 17px; line-height: 1.5; }

.uat-page .links-container {
  display: flex;
  flex: 0 1 350px;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px 14px;
  min-width: 0;
  text-align: right;
}

.uat-page .links-container a {
  color: var(--accent);
  font-size: 13px;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.uat-page .links-container a:hover { text-decoration: underline; }

.uat-page #reportForm {
  width: 100%;
  padding: 26px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.uat-page .section {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.uat-page .section:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: 0; }
.uat-page .form-group,
.uat-page .upload-group,
.uat-page .radio-group { position: relative; }
.uat-page .form-group { margin-bottom: 22px; }
.uat-page .form-group:last-child { margin-bottom: 0; }

.uat-page label,
.uat-page legend {
  display: block;
  margin-bottom: 8px;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
}

.uat-page input[type="text"],
.uat-page textarea {
  width: 100%;
  padding: 10px 13px;
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--text);
  background: var(--bg-inset);
  font: inherit;
  font-size: 14px;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.uat-page textarea { min-height: 90px; resize: vertical; }
.uat-page input[type="radio"] { accent-color: var(--accent); }

.uat-page input[type="text"]:focus,
.uat-page textarea:focus,
.uat-page .file-input:focus-visible + .custom-file-button,
.uat-page button:focus-visible,
.uat-page a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 15%, transparent);
}

.uat-page .upload-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 10px 0;
}

.uat-page .file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

.uat-page button,
.uat-page .custom-file-button {
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: 9px;
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  transition: background-color .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.uat-page .custom-file-button,
.uat-page .paste-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 118px;
  margin-bottom: 0;
  padding: 9px 16px;
}

.uat-page .custom-file-button { color: #fff; background: var(--accent); }
.uat-page .custom-file-button:hover { background: var(--accent-hover); }
.uat-page .paste-btn { color: var(--accent); background: var(--accent-soft); border-color: var(--border); }
.uat-page .paste-btn:hover { border-color: var(--accent); }

.uat-page .file-name-display {
  min-width: 0;
  max-width: 280px;
  overflow: hidden;
  color: var(--text-muted);
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.uat-page .validation-message {
  display: none;
  width: fit-content;
  max-width: 100%;
  margin-top: 6px;
  padding: 4px 8px;
  color: var(--err);
  background: color-mix(in srgb, var(--err) 8%, var(--bg-card));
  border-left: 3px solid var(--err);
  border-radius: 4px;
  font-size: 13px;
}

.uat-page .invalid > .validation-message { display: block; }
.uat-page .upload-group > .validation-message { flex-basis: 100%; }
.uat-page .form-group.invalid input,
.uat-page .form-group.invalid textarea,
.uat-page .upload-group.invalid .custom-file-button {
  border-color: var(--err);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--err) 12%, transparent);
}

.uat-page .radio-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 18px;
  min-width: 0;
  margin: 18px 0 24px;
  padding: 0;
  border: 0;
}

.uat-page .radio-group legend { margin-bottom: 8px; }
.uat-page .radio-group label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 0;
  cursor: pointer;
}
.uat-page .radio-group input { margin: 0; }
.uat-page .preview { margin-top: 10px; }
.uat-page .thumbnail {
  display: block;
  max-width: min(100%, 360px);
  max-height: 220px;
  margin: 10px 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-inset);
  object-fit: contain;
}

.uat-page .generate-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  margin-top: 16px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.uat-page #generateHint {
  min-width: 0;
  margin: 0;
  color: var(--text-muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}
.uat-page #generateHint.error { color: var(--err); }
.uat-page #generateReportButton {
  flex-shrink: 0;
  min-width: 132px;
  padding: 10px 20px;
  color: #fff;
  background: var(--accent);
}
.uat-page #generateReportButton:hover:not(:disabled) { background: var(--accent-hover); }
.uat-page #generateReportButton:disabled { opacity: .5; cursor: not-allowed; box-shadow: none; }

@media (max-width: 768px) {
  .uat-page { font-size: 14px; line-height: 1.5; }
  .uat-page .page-header { flex-direction: column; gap: 14px; }
  .uat-page h1 { font-size: 21px; }
  .uat-page h2 { font-size: 17px; }
  .uat-page .links-container {
    flex-basis: auto;
    justify-content: flex-start;
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-inset);
    border: 1px solid var(--border);
    border-radius: 9px;
    text-align: left;
  }
  .uat-page #reportForm { padding: 22px; }
  .uat-page .form-group { margin-bottom: 24px; }
  .uat-page .file-name-display { flex-basis: 100%; max-width: 100%; }
  .uat-page .generate-bar { align-items: stretch; flex-direction: column; gap: 12px; padding: 16px; }
  .uat-page #generateReportButton { width: 100%; }
}

@media (max-width: 420px) {
  .uat-page #reportForm { padding: 18px 14px; }
  .uat-page h1 { font-size: 20px; }
  .uat-page .links-container { gap: 8px 12px; padding: 12px; }
  .uat-page .upload-group { gap: 8px; }
  .uat-page .custom-file-button,
  .uat-page .paste-btn { min-width: 0; flex: 1 1 110px; padding: 9px 10px; }
}

@media print {
  .uat-page { color: #000; background: #fff; }
  .uat-page .page-header,
  .uat-page .generate-bar,
  .uat-page .form-group,
  .uat-page .upload-group,
  .uat-page button { display: none !important; }
  .uat-page #reportForm { padding: 0; border: 0; box-shadow: none; background: #fff; }
}