/* ==========================================================================
   USTaxPilot Invoice & Engagement Letter Styles
   Matches ustaxpilot.com brand, typography, and clean A4 preview
   ========================================================================== */

/* ── 列表操作栏按钮 ── */
.btn-invoice {
  background: #ECFDF5 !important;
  color: #047857 !important;
  border: 1px solid #A7F3D0 !important;
  font-family: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif !important;
  font-weight: 700 !important;
  font-size: 0.82rem !important;
  line-height: 1 !important;
  transition: all 0.15s ease;
}
.btn-invoice:hover {
  background: #D1FAE5 !important;
  border-color: #6EE7B7 !important;
  color: #065F46 !important;
}
.btn-invoice.has-invoice {
  background: #047857 !important;
  color: #FFFFFF !important;
  border-color: #047857 !important;
  font-weight: 700 !important;
}
.btn-invoice.has-invoice:hover {
  background: #065F46 !important;
}

.btn-engagement {
  background: #F0F9FF !important;
  color: #0284C7 !important;
  border: 1px solid #BAE6FD !important;
  font-family: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif !important;
  font-weight: 700 !important;
  font-size: 0.82rem !important;
  line-height: 1 !important;
  transition: all 0.15s ease;
}
.btn-engagement:hover {
  background: #E0F2FE !important;
  border-color: #7DD3FC !important;
  color: #0369A1 !important;
}
.btn-engagement.has-engagement {
  background: #0284C7 !important;
  color: #FFFFFF !important;
  border-color: #0284C7 !important;
  font-weight: 700 !important;
}
.btn-engagement.has-engagement:hover {
  background: #0369A1 !important;
  border-color: #0369A1 !important;
}

/* ── 发票模态框整体布局 ── */
.invoice-modal-box {
  width: 96vw !important;
  max-width: 1450px !important;
  height: 92vh !important;
  max-height: 92vh !important;
  padding: 1.5rem !important;
  display: flex !important;
  flex-direction: column !important;
  background: #F8FAFC !important;
  border: 1px solid #E2E8F0 !important;
  border-radius: 14px !important;
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.18) !important;
}

.invoice-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1rem;
  border-bottom: 1px solid #E2E8F0;
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.invoice-modal-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.invoice-modal-title h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: #0F172A;
  margin: 0;
}
.invoice-modal-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.btn-inv-action {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid transparent;
}
.btn-inv-save {
  background: #0284C7;
  color: #fff;
}
.btn-inv-save:hover {
  background: #0369A1;
}
.btn-inv-save.is-saved {
  background: #DC2626 !important;
  color: #FFFFFF !important;
  border-color: #DC2626 !important;
}
.btn-inv-save.is-saved:hover {
  background: #B91C1C !important;
  border-color: #B91C1C !important;
}
.btn-inv-print {
  background: #FFFFFF;
  color: #334155;
  border-color: #CBD5E1;
}
.btn-inv-print:hover {
  background: #F1F5F9;
  border-color: #94A3B8;
}

/* ── 工作区分栏（左侧编辑，中间拖拽条，右侧 A4 预览） ── */
.invoice-workspace {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  gap: 0;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  position: relative;
}

/* ── 左侧编辑器 ── */
.invoice-editor-pane {
  width: 480px;
  min-width: 380px;
  max-width: 800px;
  flex-shrink: 0;
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: 10px;
  padding: 1.25rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  box-sizing: border-box;
}

/* ── 拖拽调整分隔条 ── */
.invoice-resizer {
  width: 10px;
  flex-shrink: 0;
  cursor: col-resize;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  user-select: none;
  z-index: 10;
  margin: 0 0.35rem;
}
.invoice-resizer::before {
  content: "";
  display: block;
  width: 4px;
  height: 48px;
  border-radius: 2px;
  background: #CBD5E1;
  transition: all 0.15s ease;
}
.invoice-resizer:hover::before,
.invoice-resizer.is-resizing::before {
  background: #0284C7;
  width: 6px;
  height: 72px;
  box-shadow: 0 0 6px rgba(2, 132, 199, 0.4);
}

.inv-form-section {
  border-bottom: 1px solid #F1F5F9;
  padding-bottom: 1.25rem;
}
.inv-form-section:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.inv-section-header {
  font-family: 'Outfit', sans-serif;
  font-size: 0.92rem;
  font-weight: 600;
  color: #334155;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.inv-form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.inv-form-group {
  margin-bottom: 0.75rem;
}
.inv-form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  color: #64748B;
  margin-bottom: 0.3rem;
}
.inv-input, .inv-select, .inv-textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 6px;
  font-size: 0.85rem;
  color: #1E293B;
  outline: none;
  font-family: inherit;
  transition: all 0.15s;
}
.inv-input:focus, .inv-select:focus, .inv-textarea:focus {
  background: #FFFFFF;
  border-color: #0284C7;
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.1);
}
.inv-textarea {
  resize: vertical;
  min-height: 60px;
  line-height: 1.4;
}

/* 移除数值输入框的上下微调箭头，支持直接输入纯数字与小数 */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none !important;
  margin: 0 !important;
}
input[type=number] {
  -moz-appearance: textfield !important;
}


/* ── 项目卡片列表 ── */
.inv-items-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.inv-item-card {
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  padding: 0.85rem;
  position: relative;
  transition: border-color 0.15s;
}
.inv-item-card:hover {
  border-color: #CBD5E1;
}
.inv-item-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}
.inv-item-tag {
  font-size: 0.78rem;
  font-weight: 600;
  color: #475569;
}
.btn-remove-item {
  background: #FFF1F2;
  border: 1px solid #FECDD3;
  color: #E11D48;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.8rem;
  transition: all 0.15s;
}
.btn-remove-item:hover {
  background: #FFE4E6;
  color: #BE123C;
}

.inv-item-calc-row {
  display: grid;
  grid-template-columns: 80px 20px 100px 20px 1fr;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  color: #64748B;
  margin-top: 0.5rem;
}
.inv-item-total-display {
  font-weight: 600;
  color: #0F172A;
  text-align: right;
  padding-right: 0.2rem;
}

.btn-add-item {
  width: 100%;
  padding: 0.6rem;
  background: #F1F5F9;
  border: 1px dashed #CBD5E1;
  border-radius: 6px;
  color: #0284C7;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-add-item:hover {
  background: #E0F2FE;
  border-color: #0284C7;
}

/* ── 右侧 A4 真实预览 ── */
.invoice-preview-pane {
  flex: 1;
  min-width: 320px;
  background: #64748B;
  background: radial-gradient(circle, #475569 0%, #334155 100%);
  border-radius: 10px;
  padding: 1.5rem 1rem;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-sizing: border-box;
}

.invoice-paper-wrapper {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  transform-origin: top center;
  transition: transform 0.05s ease-out;
}

.invoice-paper {
  width: 794px;
  min-width: 794px;
  max-width: 794px;
  min-height: 1123px;
  background: #FFFFFF;
  border-radius: 4px;
  padding: 3.2rem 3.2rem 2.8rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
  box-sizing: border-box;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: #1E293B;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-shrink: 0;
}

/* 预览头部（左侧 Tax Invoice，右侧 Logo 水平对齐且位于公司资料上方） */
.pv-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
  margin-bottom: 2.25rem;
}
.pv-title-box {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}
.pv-title {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 2.25rem;
  font-weight: 800;
  color: #0F172A;
  letter-spacing: -0.02em;
  margin: 0;
}
.pv-brand {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
.pv-logo {
  height: 52px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
}

/* 客户与公司地址 */
.pv-addresses {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2rem;
}
.pv-address-col {
  font-size: 0.88rem;
  line-height: 1.55;
}
.pv-address-col-right {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}
.pv-section-tag {
  font-family: 'Space Mono', 'Consolas', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  color: #64748B;
  margin-bottom: 0.4rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.pv-party-name {
  font-weight: 600;
  color: #0F172A;
  margin-bottom: 0.2rem;
}
.pv-party-text {
  color: #475569;
  white-space: pre-line;
}

/* ── 核心信息看板 (借鉴 Xero 经典排版：Amount due / Due date / Issue date / Inv num / Reference) ── */
.pv-card-box {
  margin: 1.5rem 0 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid #E2E8F0;
}
.pv-card-row-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}
.pv-card-row-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: flex-start;
}
.pv-card-label {
  font-family: 'Space Mono', 'Consolas', monospace;
  font-size: 0.74rem;
  color: #64748B;
  font-weight: 700;
  margin-bottom: 0.35rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.pv-card-val-huge {
  font-family: 'Newsreader', Georgia, 'Times New Roman', serif;
  font-size: 1.7rem;
  font-weight: 700;
  color: #111827;
  line-height: 1.2;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.pv-card-val-sub {
  font-family: 'Outfit', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #0F172A;
  line-height: 1.3;
}

/* 预览明细表格（无 Tax 列，纯金额数值右对齐） */
.pv-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 2rem;
  font-size: 0.88rem;
}
.pv-table th {
  text-align: left;
  padding: 0.75rem 0.5rem;
  border-bottom: 1px solid #E2E8F0;
  color: #64748B;
  font-weight: 600;
  font-size: 0.8rem;
}
.pv-table td {
  padding: 0.9rem 0.5rem;
  border-bottom: 1px solid #F1F5F9;
  color: #1E293B;
  vertical-align: top;
}
.pv-table tr:last-child td {
  border-bottom: 1px solid #E2E8F0;
}
.pv-table .col-desc { width: 55%; text-align: left; }
.pv-table .col-qty { width: 14%; text-align: right; }
.pv-table .col-price { width: 15%; text-align: right; }
.pv-table .col-total { width: 16%; text-align: right; font-weight: 600; }
.pv-table td.pv-col-desc { text-align: left; }
.pv-table td.pv-col-qty { text-align: right; font-variant-numeric: tabular-nums; }
.pv-table td.pv-col-price { text-align: right; font-variant-numeric: tabular-nums; }
.pv-table td.pv-col-total { text-align: right; font-variant-numeric: tabular-nums; font-weight: 600; }

/* 预览总计区域（右对齐，完美匹配用户参考截图） */
.pv-summary {
  margin-left: auto;
  width: 360px;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  font-size: 0.95rem;
  margin-top: 1.75rem;
}
.pv-summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #64748B;
}
.pv-summary-row span:last-child {
  text-align: right;
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  color: #475569;
  font-size: 1rem;
}
.pv-summary-row.grand-total {
  border-top: 2px solid #0F172A;
  padding-top: 0.85rem;
  margin-top: 0.35rem;
  font-family: 'Outfit', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  color: #0F172A;
}
.pv-summary-row.grand-total span:first-child {
  color: #0F172A;
  font-weight: 800;
}
.pv-summary-row.grand-total span:last-child {
  color: #0F172A;
  font-weight: 800;
  font-size: 1.45rem;
}

/* 付款方式与银行账号信息卡片 (Border-free, Solid Divider & Dashed Tags, Full Horizontal Utilization) */
.pv-payment-info-box {
  margin-top: 2.2rem;
  padding: 1.1rem 0;
  background: transparent;
  border: none;
}
.pv-payment-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.8rem;
  align-items: baseline;
  margin-bottom: 0.85rem;
  border-bottom: 1px solid #E2E8F0;
  padding-bottom: 0.4rem;
}
.pv-payment-title {
  font-family: 'Newsreader', Georgia, 'Times New Roman', serif;
  font-size: 1.08rem;
  font-weight: 700;
  color: #111827;
}
.pv-payment-ref-box {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
}
.pv-payment-ref-lbl {
  font-size: 0.84rem;
  color: #64748B;
  font-weight: 500;
}
.pv-payment-ref-val {
  font-family: 'Space Mono', 'Consolas', monospace;
  font-size: 0.95rem;
  font-weight: 700;
  color: #111827;
  letter-spacing: 0.04em;
}
.pv-payment-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.8rem;
}
.pv-pay-method-tag {
  font-family: 'Space Mono', 'Consolas', monospace;
  font-size: 0.76rem;
  font-weight: 700;
  color: #13382c;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.55rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px dashed #CBD5E1;
}
.pv-pay-label {
  font-size: 0.74rem;
  font-weight: 500;
  color: #64748B;
  margin-bottom: 0.15rem;
}
.pv-pay-val {
  font-size: 0.88rem;
  font-weight: 700;
  color: #111827;
  margin-bottom: 0.35rem;
}
.pv-bank-acc {
  font-family: 'Space Mono', 'Consolas', monospace;
  font-weight: 700;
  font-size: 0.98rem;
  color: #111827;
  letter-spacing: 0.04em;
  background: transparent;
  display: inline-block;
  margin-top: 0.15rem;
}
.pv-bank-swift {
  font-family: 'Space Mono', 'Consolas', monospace;
  font-weight: 700;
  color: #111827;
  font-size: 0.85rem;
}
.pv-bank-addr {
  color: #111827;
  font-weight: 700;
  font-size: 0.78rem;
  margin-top: 0.2rem;
}
.pv-payment-intl-box {
  margin-top: 0.45rem;
  font-size: 0.76rem;
  color: #475569;
  line-height: 1.45;
}
.pv-wise-box {
  margin-top: 0.2rem;
}
.pv-wise-link {
  color: #0284c7;
  text-decoration: underline;
  white-space: nowrap;
  word-break: normal;
  font-size: 0.84rem;
  font-weight: 600;
  display: inline-block;
}
.pv-wise-link:hover {
  color: #0369a1;
  text-decoration: underline;
}
.pv-wise-qr-img {
  width: 82px;
  height: 82px;
  border-radius: 8px;
  border: 1px solid #E2E8F0;
  object-fit: contain;
  display: block;
  background: #ffffff;
  padding: 2px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.pv-footer {
  padding-top: 1rem;
  border-top: 1px solid #F1F5F9;
  font-size: 0.75rem;
  color: #94A3B8;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.5rem;
}

/* ── 左侧编辑器中的付款信息与服务项目选择器 ── */
.inv-pay-card {
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  padding: 0.75rem;
  margin-bottom: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.inv-pay-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.inv-pay-title-tag {
  font-size: 0.78rem;
  font-weight: 700;
  color: #0F172A;
}
.btn-remove-pay {
  background: none;
  border: none;
  color: #EF4444;
  cursor: pointer;
  font-size: 0.9rem;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}
.btn-remove-pay:hover {
  background: #FEE2E2;
}
.btn-add-pay {
  width: 100%;
  padding: 0.5rem;
  background: #F1F5F9;
  border: 1px dashed #CBD5E1;
  color: #475569;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-add-pay:hover {
  background: #E2E8F0;
  color: #0F172A;
}

/* ── 服务项目快速下拉与项目库管理 ── */
.inv-item-header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-catalog-mgr {
  background: #EFF6FF;
  color: #2563EB;
  border: 1px solid #BFDBFE;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.74rem;
  font-weight: 600;
  cursor: pointer;
}
.btn-catalog-mgr:hover {
  background: #DBEAFE;
}
.inv-item-quick-select {
  margin-bottom: 0.4rem;
}
.inv-item-quick-select select {
  width: 100%;
  padding: 0.4rem 0.5rem;
  font-size: 0.82rem;
  border-radius: 6px;
  border: 1px solid #CBD5E1;
  background: #FFFFFF;
  color: #1E293B;
}

/* ── 项目库管理弹窗 (Catalog Modal) ── */
.catalog-modal-box {
  width: 90vw !important;
  max-width: 920px !important;
  max-height: 85vh !important;
  height: 85vh !important;
  display: flex !important;
  flex-direction: column !important;
  background: #FFFFFF !important;
  border-radius: 12px !important;
  padding: 1.5rem !important;
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.25) !important;
}
.catalog-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid #E2E8F0;
  margin-bottom: 0.85rem;
  flex-shrink: 0;
}
.catalog-modal-body {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.catalog-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  flex-shrink: 0;
}
.catalog-search-input {
  flex: 1;
  min-width: 200px;
  padding: 0.45rem 0.75rem;
  border: 1px solid #CBD5E1;
  border-radius: 6px;
  font-size: 0.85rem;
}
.catalog-table-wrap {
  flex: 1;
  min-height: 260px;
  max-height: 100%;
  overflow-y: auto;
  overflow-x: auto;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  background: #FFFFFF;
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.02);
}
.catalog-table-wrap::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
.catalog-table-wrap::-webkit-scrollbar-track {
  background: #F1F5F9;
  border-radius: 4px;
}
.catalog-table-wrap::-webkit-scrollbar-thumb {
  background: #94A3B8;
  border-radius: 4px;
}
.catalog-table-wrap::-webkit-scrollbar-thumb:hover {
  background: #64748B;
}
.catalog-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.85rem;
}
.catalog-table thead th {
  position: sticky;
  top: 0;
  z-index: 10;
  background: #F8FAFC;
  padding: 0.65rem 0.75rem;
  text-align: left;
  border-bottom: 2px solid #CBD5E1;
  color: #475569;
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.catalog-table td {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid #F1F5F9;
  color: #1E293B;
  vertical-align: middle;
}
.catalog-table tr:hover {
  background: #F8FAFC;
}
.catalog-table tr.editing-row {
  background: #EFF6FF !important;
  border-left: 3px solid #2563EB;
}
.catalog-cat-badge {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 600;
  background: #E0E7FF;
  color: #3730A3;
}
.catalog-add-form {
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  padding: 0.85rem 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: 0.75rem;
  align-items: end;
  flex-shrink: 0;
  transition: all 0.2s ease;
}
.catalog-add-form.is-editing {
  background: #EFF6FF;
  border-color: #93C5FD;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}
.btn-cat-action {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.25rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85rem;
  line-height: 1;
  transition: background 0.15s;
}
.btn-cat-edit:hover {
  background: #E0E7FF;
}
.btn-cat-del:hover {
  background: #FEE2E2;
}
.catalog-header-actions {
  display: flex !important;
  align-items: center !important;
  gap: 0.75rem !important;
  flex-shrink: 0 !important;
}
.btn-catalog-reset {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0.35rem !important;
  width: auto !important;
  min-width: unset !important;
  height: 32px !important;
  padding: 0 0.85rem !important;
  border-radius: 6px !important;
  font-size: 0.82rem !important;
  font-weight: 600 !important;
  color: #B45309 !important;
  background: #FEF3C7 !important;
  border: 1px solid #FCD34D !important;
  white-space: nowrap !important;
  cursor: pointer !important;
  transition: all 0.15s ease !important;
}
.btn-catalog-reset:hover {
  background: #FDE68A !important;
  border-color: #F59E0B !important;
  color: #92400E !important;
}
.modal-close-static {
  position: static !important;
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid #CBD5E1;
  border-radius: 6px;
  color: #64748B;
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  transition: all 0.15s ease;
  padding: 0;
  margin: 0;
}
.modal-close-static:hover {
  background: #FEE2E2;
  border-color: #FCA5A5;
  color: #EF4444;
}

/* 预览底部页脚 */
.pv-footer {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid #F1F5F9;
  font-size: 0.75rem;
  color: #94A3B8;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ── 约定书 Modal 专属样式 ── */
.engagement-paper {
  background: #FFFFFF;
  border-radius: 6px;
  padding: 3.5rem;
  max-width: 850px;
  margin: 0 auto;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  font-size: 0.9rem;
  line-height: 1.6;
  color: #1E293B;
}
.eng-header {
  border-bottom: 2px solid #0284C7;
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.eng-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: #0F172A;
}
.eng-section-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: #0284C7;
  margin: 1.5rem 0 0.5rem;
  border-bottom: 1px solid #E2E8F0;
  padding-bottom: 0.3rem;
}

/* ── 打印专属样式（完全隐藏控制栏，仅输出 A4 纸） ── */
@media print {
  @page {
    size: A4 portrait;
    margin: 10mm 15mm;
  }
  body * {
    visibility: hidden !important;
  }
  #invoiceModal.active,
  #invoiceModal.active * {
    visibility: visible !important;
  }
  #invoiceModal.active {
    position: absolute !important;
    left: 0 !important;
    top: 0 !important;
    width: 100% !important;
    background: transparent !important;
    padding: 0 !important;
    margin: 0 !important;
    box-shadow: none !important;
    display: block !important;
    overflow: visible !important;
  }
  .invoice-modal-box {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: none !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
    box-shadow: none !important;
    background: transparent !important;
    display: block !important;
    overflow: visible !important;
  }
  .invoice-modal-header,
  .invoice-editor-pane,
  .modal-close,
  .btn-inv-action {
    display: none !important;
  }
  .invoice-workspace {
    display: block !important;
    width: 100% !important;
    overflow: visible !important;
  }
  .invoice-preview-pane {
    background: transparent !important;
    padding: 0 !important;
    display: block !important;
    overflow: visible !important;
  }
  @page {
    size: A4 portrait;
    margin: 15mm 15mm 15mm 15mm;
  }
  .invoice-paper {
    box-shadow: none !important;
    border: none !important;
    border-radius: 0 !important;
    padding: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    min-height: auto !important;
  }
  table.pv-table {
    page-break-inside: auto !important;
  }
  table.pv-table thead {
    display: table-header-group !important;
  }
  table.pv-table tr {
    page-break-inside: avoid !important;
    page-break-after: auto !important;
  }
  .pv-card-box,
  .pv-summary,
  .pv-payment-info-box,
  .pv-footer {
    page-break-inside: avoid !important;
  }
  
  /* 约定书打印 */
  #engagementModal.active,
  #engagementModal.active * {
    visibility: visible !important;
  }
  #engagementModal.active {
    position: absolute !important;
    left: 0 !important;
    top: 0 !important;
    width: 100% !important;
    display: block !important;
    background: transparent !important;
    padding: 0 !important;
  }
  .engagement-paper {
    box-shadow: none !important;
    padding: 0 !important;
    width: 100% !important;
  }
}

/* ── 可点击的发票统计卡片 ── */
.clickable-stat-card {
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  position: relative;
}
.clickable-stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.14);
  border-color: #10B981 !important;
}
.stat-badge-link {
  font-size: 0.74rem;
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 600;
  transition: background 0.15s ease, color 0.15s ease;
}
.clickable-stat-card:hover .stat-badge-link {
  background: #10B981;
  color: #ffffff;
}

/* ── 全量发票管理台账中心弹窗 (Invoice Ledger Modal) ── */
.ledger-modal-box {
  width: 95vw !important;
  max-width: 1200px !important;
  height: 88vh !important;
  max-height: 860px !important;
  display: flex !important;
  flex-direction: column !important;
  padding: 0 !important;
  overflow: hidden !important;
  background: #FFFFFF !important;
  border-radius: 14px !important;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.22) !important;
}

.ledger-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 1.5rem;
  background: #F8FAFC;
  border-bottom: 1px solid #E2E8F0;
}

.ledger-header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.ledger-stats-bar {
  display: flex;
  align-items: stretch;
  background: #F1F5F9;
  border-bottom: 1px solid #E2E8F0;
  padding: 0.75rem 1.5rem;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.ledger-stat-item {
  display: flex;
  flex-direction: column;
  padding-right: 1.5rem;
  border-right: 1px solid #CBD5E1;
}

.ledger-stat-lbl {
  font-size: 0.72rem;
  font-weight: 600;
  color: #64748B;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 2px;
}

.ledger-stat-val {
  font-size: 1.1rem;
  font-weight: 800;
  color: #0F172A;
}

.ledger-toolbar {
  padding: 0.85rem 1.5rem;
  background: #FFFFFF;
  border-bottom: 1px solid #E2E8F0;
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.ledger-table-wrap {
  flex: 1;
  overflow-y: auto;
  overflow-x: auto;
  padding: 0;
  background: #FFFFFF;
}

.ledger-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
  text-align: left;
}

.ledger-table thead th {
  position: sticky;
  top: 0;
  background: #F8FAFC;
  color: #475569;
  font-weight: 700;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.75rem 1rem;
  border-bottom: 2px solid #E2E8F0;
  z-index: 2;
  white-space: nowrap;
}

.ledger-table tbody td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #F1F5F9;
  vertical-align: middle;
}

.ledger-table tbody tr:hover {
  background: #F8FAFC;
}

.ledger-table tbody tr.row-void td {
  opacity: 0.6;
  background: #FAFAFA;
}

.ledger-status-select {
  padding: 0.28rem 0.6rem;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  outline: none;
  border: 1px solid transparent;
}
.ledger-status-select.status-issued {
  background: #E0F2FE;
  color: #0369A1;
  border-color: #BAE6FD;
}
.ledger-status-select.status-paid {
  background: #D1FAE5;
  color: #047857;
  border-color: #A7F3D0;
}
.ledger-status-select.status-void {
  background: #F1F5F9;
  color: #64748B;
  border-color: #CBD5E1;
}
.ledger-status-select.status-draft {
  background: #FEF3C7;
  color: #92400E;
  border-color: #FDE68A;
}

.btn-ledger-action {
  padding: 0.3rem 0.6rem;
  border: 1px solid #E2E8F0;
  background: #FFFFFF;
  border-radius: 6px;
  font-size: 0.76rem;
  font-weight: 600;
  color: #1E293B;
  cursor: pointer;
  transition: all 0.15s ease;
}
.btn-ledger-action:hover {
  background: #F1F5F9;
  border-color: #CBD5E1;
}
.btn-ledger-void {
  color: #D97706 !important;
  border-color: #FDE68A !important;
  background: #FFFBEB !important;
}
.btn-ledger-void:hover {
  background: #FEF3C7 !important;
}
.btn-ledger-del {
  color: #DC2626 !important;
  border-color: #FECACA !important;
  background: #FEF2F2 !important;
}
.btn-ledger-del:hover {
  background: #FEE2E2 !important;
}