/* ===== Preview Wrapper ===== */
.preview-wrapper {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  width: 100%;
  max-width: 100%;
  padding: 8px 0 32px;
  overflow-x: hidden;
  overflow-y: visible;
}

/* ===== A4 Paper (210mm × 297mm) ===== */
.preview-paper {
  width: 210mm;
  height: 297mm;
  max-width: 210mm;
  flex-shrink: 0;
  background: #fff;
  border-radius: 2px;
  box-shadow:
    0 2px 4px rgba(0, 0, 0, 0.06),
    0 8px 20px rgba(0, 0, 0, 0.1),
    0 20px 50px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  box-sizing: border-box;
}

.preview-paper__inner {
  width: 100%;
  height: 100%;
  padding: 25mm;
  overflow-x: hidden;
  overflow-y: auto;
  box-sizing: border-box;
  font-family: "DFKai-SB", "標楷體", KaiTi, serif;
  font-size: 20px;
  line-height: 1.8;
  color: #000;
  text-align: left;
  -webkit-overflow-scrolling: touch;
}

.preview-paper__placeholder {
  text-align: center;
  color: var(--color-text-light);
  padding: 48px 0;
  font-family: "Microsoft JhengHei", "Noto Sans TC", sans-serif;
  font-size: 1rem;
}

/* ===== Official Document Preview ===== */
.doc-preview {
  width: 100%;
  max-width: 100%;
  font-family: "DFKai-SB", "標楷體", KaiTi, serif;
  font-size: 20px;
  line-height: 1.8;
  text-align: justify;
  overflow-wrap: anywhere;
  word-wrap: break-word;
  word-break: break-word;
}

.doc-preview__title {
  text-align: center;
  font-size: 34px;
  font-weight: 700;
  letter-spacing: 4px;
  margin: 0 0 20px;
  line-height: 1.8;
}

.doc-preview__block {
  margin-bottom: 14px;
  max-width: 100%;
}

.doc-preview__line {
  margin: 0 0 2px;
  text-align: justify;
  overflow-wrap: anywhere;
  word-wrap: break-word;
  word-break: break-word;
  max-width: 100%;
  line-height: 1.8;
}

.doc-preview__line--label {
  font-weight: 700;
  margin-bottom: 4px;
}

.doc-preview__line--indent {
  padding: 0;
  text-indent: 0;
}

.doc-preview__reason {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  text-align: justify;
  text-indent: 2em;
  line-height: 1.8;
}

.doc-preview__claim {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
}

.doc-preview__claim-item {
  margin: 0 0 6px;
  padding-left: 2.5em;
  text-indent: -2.5em;
  line-height: 1.8;
  text-align: justify;
  text-align-last: left;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.doc-preview__footer {
  margin-top: 24px;
  margin-bottom: 20px;
}

.doc-preview__salutation {
  letter-spacing: 0.5em;
}

.doc-preview__court {
  padding-left: 2em;
  font-weight: 700;
  overflow-wrap: anywhere;
  word-wrap: break-word;
}

.doc-preview__court-placeholder {
  letter-spacing: 0.05em;
}

.doc-preview__date-line {
  width: 100%;
  margin: 30px 0 8px;
}

.doc-preview__date-row {
  display: grid;
  width: 100%;
  grid-template-columns:
    auto auto auto auto
    repeat(5, 1fr)
    auto;
  align-items: center;
}
.doc-preview__signer-tip {
  margin-top: 6px;
  font-size: 14px;
  color: #d32f2f;
  font-family: "Microsoft JhengHei", sans-serif;
}

body.pdf-export .doc-preview__signer-tip {
  display: none !important;
}
.doc-preview__date-char {
  text-align: left;
}

.doc-preview__date-num {
  justify-self: center;
  width: 48px;
}

.doc-preview__date-unit {
  justify-self: center;
}

.doc-preview__date-unit:last-child {
  justify-self: end;
}
.doc-preview__date-prefix {
  flex-shrink: 0;
}

.doc-preview__date-part {
  display: flex;
  align-items: center;
  gap: 4px;
}

.doc-preview__date-num {
  display: inline-block;
  width: 42px;
  text-align: center;

}

.doc-preview__date-unit {
  flex-shrink: 0;
}

.doc-preview__signer-row {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding-right: 10mm;
  margin-top: 8px;
  width: 100%;
  box-sizing: border-box;
}

.doc-preview__signer {
  margin: 0;
  flex-shrink: 0;
  white-space: nowrap;
}

.doc-preview__attachments {
  margin-top: 16px;
  padding-top: 10px;
  border-top: 1px solid #ddd;
}
/* ===== PDF 匯出分頁（html2pdf pagebreak css mode）===== */
.doc-preview__line,
.doc-preview__title,
.doc-preview__date-line,
.doc-preview__signer-row,
.doc-preview__footer {
  page-break-inside: avoid;
  break-inside: avoid;
}