/* Word/Excel → PDF — bổ sung trên studio pw-* */

.otp-preview-html {
  display: none;
  flex: 1;
  margin: 0;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: #fcfcfd;
  overflow: auto;
  max-height: min(48vh, 420px);
  font-size: 0.88rem;
  line-height: 1.55;
  color: #1e1b2e;
}

.otp-preview-html.is-on {
  display: block;
}

.otp-preview-html h1,
.otp-preview-html h2,
.otp-preview-html h3 {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  margin: 0.85em 0 0.4em;
  line-height: 1.25;
}

.otp-preview-html h1 { font-size: 1.15rem; }
.otp-preview-html h2 { font-size: 1.02rem; }
.otp-preview-html p { margin: 0 0 0.55em; }

.otp-preview-html table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
  margin: 0.5rem 0 1rem;
}

.otp-preview-html th,
.otp-preview-html td {
  border: 1px solid #e2e8f0;
  padding: 0.3rem 0.4rem;
  word-break: break-word;
}

.otp-preview-html th {
  background: #f1f5f9;
}

.otp-preview-html .otp-doc-head {
  display: none;
}

.otp-preview-html img {
  max-width: 100%;
  height: auto;
}

.pw-file-chip-icon.otp-pdf {
  background: #dc2626;
}

.pw-side .upload-icon.otp-office {
  background: linear-gradient(135deg, #2563eb, #7c3aed);
}

[data-theme="dark"] .otp-preview-html {
  background: rgba(0, 0, 0, 0.25);
  border-color: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

[data-theme="dark"] .otp-preview-html th {
  background: rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .otp-preview-html th,
[data-theme="dark"] .otp-preview-html td {
  border-color: rgba(255, 255, 255, 0.1);
}