* { box-sizing: border-box; }

:root {
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Noto Sans TC", sans-serif;
  color: #171717;
  background: #f6f7f8;
}

body {
  margin: 0;
  background: #f6f7f8;
}

button {
  font: inherit;
}

.container {
  width: min(760px, calc(100% - 28px));
  margin: 0 auto;
  padding: 36px 0 64px;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 18px;
  margin-bottom: 22px;
}

.eyebrow {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: #666;
}

h1 {
  margin: 8px 0 6px;
  font-size: clamp(26px, 5vw, 38px);
}

.muted {
  margin: 0;
  color: #737373;
}

.small {
  font-size: 13px;
  margin-top: 5px;
}

.primary {
  border: 0;
  background: #171717;
  color: white;
  border-radius: 12px;
  padding: 12px 16px;
  cursor: pointer;
  white-space: nowrap;
}

.summary-card,
.list-card,
.notice {
  background: white;
  border: 1px solid #e7e7e7;
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .04);
}

.summary-card {
  margin-bottom: 16px;
}

.summary-label,
.section-title {
  font-size: 14px;
  color: #737373;
  margin-bottom: 12px;
}

.summary-row,
.expense-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.summary-row strong {
  font-size: 28px;
}

.expense-title {
  font-weight: 700;
}

.amount {
  font-weight: 800;
}

.notice {
  margin-top: 16px;
  color: #666;
  font-size: 14px;
  line-height: 1.6;
}

@media (max-width: 560px) {
  .container { padding-top: 22px; }
  .header {
    align-items: stretch;
    flex-direction: column;
  }
  .primary { width: 100%; }
  .summary-row strong { font-size: 24px; }
}

.project-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.project-title-row h1 {
  margin: 0;
}

.project-select {
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  background: transparent;
  padding: 0 30px 0 0;
  font: inherit;
  font-size: clamp(26px, 5vw, 38px);
  font-weight: 700;
  color: #171717;
  cursor: pointer;

  background-image:
    linear-gradient(45deg, transparent 50%, #666 50%),
    linear-gradient(135deg, #666 50%, transparent 50%);
  background-position:
    calc(100% - 14px) 55%,
    calc(100% - 8px) 55%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.project-select:focus {
  outline: none;
}

@media (max-width: 560px) {
  .project-title-row {
    align-items: flex-start;
  }

  .project-select {
    font-size: 28px;
  }
}


.add-project-btn {
  width: 38px;
  height: 38px;
  border: 1px solid #d8d8d8;
  border-radius: 50%;
  background: #fff;
  color: #171717;
  font-size: 22px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  flex: 0 0 auto;
}

.add-project-btn:hover {
  background: #f2f2f2;
}

.project-menu-btn {
  width: 38px;
  height: 38px;
  border: 1px solid #d8d8d8;
  border-radius: 50%;
  background: #fff;
  color: #171717;
  font-size: 22px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  flex: 0 0 auto;
}

.project-menu-btn:hover {
  background: #f2f2f2;
}
.expense-filters {
  display: flex;
  flex-wrap: nowrap;
  gap: 5px;
  margin: 12px 0 18px;
}

.filter-btn {
  border: 1px solid #d8d8d8;
  background: #fff;
  color: #555;
  border-radius: 999px;
  padding: 6px 8px;
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
  flex: 1 1 auto;
}

.filter-btn {
  border: 1px solid #d8d8d8;
  background: #fff;
  color: #555;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
  flex: 0 0 auto;
}

.filter-btn:hover {
  background: #f4f4f4;
}

.filter-btn.active {
  background: #171717;
  color: #fff;
  border-color: #171717;
}
.expense-search-wrap {
  margin: 10px 0 8px;
}

.expense-search {
  width: 100%;
  height: 40px;
  border: 1px solid #d8d8d8;
  border-radius: 10px;
  padding: 0 12px;
  font-size: 13px;
  background: #fff;
  color: #171717;
  outline: none;
  box-sizing: border-box;
}

.expense-search:focus {
  border-color: #999;
}

.expense-search::placeholder {
  color: #aaa;
}

.date-filters {
  display: flex;
  gap: 6px;
  margin: 8px 0 10px;
}

.date-filter-btn {
  border: 1px solid #d8d8d8;
  background: #fff;
  color: #555;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  cursor: pointer;
}

.date-filter-btn:hover {
  background: #f4f4f4;
}

.date-filter-btn.active {
  background: #171717;
  color: #fff;
  border-color: #171717;
}


.status-select {
  appearance: none;
  -webkit-appearance: none;

  border: 1px solid #d8d8d8;
  border-radius: 999px;
  background: #f5f5f5;

  padding: 3px 22px 3px 9px;
  font-size: 12px;
  font-weight: 600;
  color: #333;

  cursor: pointer;

  background-image:
    linear-gradient(45deg, transparent 50%, #666 50%),
    linear-gradient(135deg, #666 50%, transparent 50%);
  background-position:
    calc(100% - 10px) 50%,
    calc(100% - 7px) 50%;
  background-size: 4px 4px, 4px 4px;
  background-repeat: no-repeat;
}

.status-select:hover {
  background-color: #eeeeee;
}
.status-待請款 {
  background-color: #f3f3f3;
  color: #444;
}

.status-已請款 {
  background-color: #e2e2e2;
  color: #111;
}

.status-已付款 {
  background-color: #fafafa;
  color: #999;
}

.status-menu {
  position: relative;
  display: inline-block;
}

.status-menu-button {
  border: 1px solid #d8d8d8;
  border-radius: 999px;
  background: #f5f5f5;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.status-arrow {
  margin-left: 4px;
  font-size: 10px;
}

.status-menu-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
left: 8px;

  min-width: 110px;
  padding: 6px;

  background: #fff;
  border: 1px solid #ddd;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);

  z-index: 100;
}

.status-menu.open .status-menu-dropdown {
  display: block;
}

.status-menu-dropdown button {
  display: block;
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;

  padding: 8px 10px;
  border-radius: 7px;

  font-size: 12px;
  cursor: pointer;
}

.status-menu-dropdown button:hover {
  background: #f3f3f3;
}
.status-menu-dropdown button:hover {
  background: #f3f3f3;
}

.status-menu-dropdown button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.status-check {
  font-weight: 700;
  font-size: 12px;
}

.status-menu-dropdown button[data-status="已付款"] .status-check {
  color: #777;
}

.status-filter-wrap {
  display: inline-block;
  margin-left: 8px;
  vertical-align: middle;
}

.status-filter-select {
  appearance: none;
  -webkit-appearance: none;

  border: 1px solid #d8d8d8;
  border-radius: 999px;
  background: #fff;

  padding: 6px 26px 6px 12px;
  font-size: 12px;
  color: #555;
  cursor: pointer;

  background-image:
    linear-gradient(45deg, transparent 50%, #666 50%),
    linear-gradient(135deg, #666 50%, transparent 50%);
  background-position:
    calc(100% - 11px) 50%,
    calc(100% - 8px) 50%;
  background-size: 4px 4px, 4px 4px;
  background-repeat: no-repeat;
}

.summary-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.settle-btn {
  border: 1px solid #d8d8d8;
  background: #fff;
  color: #333;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.settle-btn:hover {
  background: #f3f3f3;
}


.member-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.member-modal {
  width: min(520px, calc(100vw - 32px));
  max-height: 80vh;
  overflow-y: auto;
  background: #fff;
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.member-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.member-modal-title {
  font-size: 20px;
  font-weight: 700;
}

.member-modal-subtitle {
  margin-top: 4px;
  font-size: 12px;
  color: #888;
}

.member-modal-close {
  border: 0;
  background: transparent;
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
}

.settlement-history-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.settlement-history-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 14px 0;
  border-top: 1px solid #eee;
}

.settlement-history-row:first-child {
  border-top: 0;
}

.settlement-history-row strong {
  white-space: nowrap;
}


.settlement-history-btn {
  border: 1px solid #d8d8d8;
  background: #fff;
  color: #333;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
}

.settlement-history-btn:hover {
  background: #f3f3f3;
}


.settlement-history-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.settlement-undo-btn {
  border: 1px solid #d8d8d8;
  background: #fff;
  color: #666;
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 11px;
  cursor: pointer;
}

.settlement-undo-btn:hover {
  background: #f3f3f3;
  color: #222;
}

/* 可自訂分類 */
.expense-filter-label {
  margin-top: 12px;
  font-size: 12px;
  font-weight: 700;
  color: #777;
}

.expense-filters {
  flex-wrap: wrap;
  align-items: center;
}

.category-manage-btn {
  width: 30px;
  height: 30px;
  border: 1px dashed #bdbdbd;
  border-radius: 50%;
  background: #fff;
  color: #555;
  font-size: 18px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex: 0 0 auto;
}

.category-manage-btn:hover {
  background: #f4f4f4;
}

.category-manager-modal {
  width: min(560px, calc(100vw - 32px));
}

.category-manager-list {
  display: flex;
  flex-direction: column;
}

.category-manager-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-top: 1px solid #eee;
}

.category-manager-row:first-child {
  border-top: 0;
}

.category-manager-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.category-manager-actions,
.category-manager-footer {
  display: flex;
  align-items: center;
  gap: 8px;
}

.category-manager-actions button,
.category-manager-footer button {
  border: 1px solid #d8d8d8;
  background: #fff;
  color: #444;
  border-radius: 10px;
  padding: 8px 11px;
  font-size: 12px;
  cursor: pointer;
}

.category-manager-actions button:hover,
.category-manager-footer button:hover {
  background: #f4f4f4;
}

.category-manager-footer {
  justify-content: flex-end;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid #eee;
}

.category-manager-footer .primary {
  width: auto;
  background: #171717;
  color: #fff;
  border-color: #171717;
}

@media (max-width: 560px) {
  .category-manager-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .category-manager-actions {
    width: 100%;
  }

  .category-manager-actions button {
    flex: 1;
  }

  .category-manager-footer .primary {
    width: auto;
  }
}

/* 自訂日期區間 */
.custom-date-modal {
  max-width: 460px;
}

.custom-date-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 8px 0 20px;
}

.custom-date-fields label {
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-size: 13px;
  color: #555;
}

.custom-date-fields input {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid #d8d8d8;
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  background: #fff;
}

@media (max-width: 560px) {
  .date-filters { flex-wrap: wrap; }
  .custom-date-fields { grid-template-columns: 1fr; }
}


/* V3 人員款項 Dashboard */
.person-dashboard-card {
  background: #fff;
  border: 1px solid #e5e5e5;
  border-radius: 18px;
  padding: 20px;
  margin: 14px 0;
  box-shadow: 0 8px 24px rgba(0,0,0,.035);
}
.person-dashboard-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
.person-dashboard-select-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: #666;
}
.person-dashboard-select {
  border: 1px solid #d8d8d8;
  background: #fff;
  border-radius: 10px;
  padding: 8px 30px 8px 10px;
  font: inherit;
}
.person-money-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.person-money-item {
  border: 1px solid #ececec;
  border-radius: 14px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.person-money-item > span { font-size: 12px; color: #666; }
.person-money-item strong { font-size: 20px; }
.person-money-item small { font-size: 11px; color: #999; }
.person-balance-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid #eee;
}
.person-balance-title { font-size: 12px; color: #666; margin-bottom: 8px; }
.person-balance-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 0;
  font-size: 13px;
}
.person-balance-row strong { white-space: nowrap; }
@media (max-width: 560px) {
  .person-dashboard-head { flex-direction: column; }
  .person-dashboard-select-wrap { width: 100%; justify-content: space-between; }
  .person-money-grid { grid-template-columns: 1fr; }
  .person-balance-detail { grid-template-columns: 1fr; }
}


/* V4 多人分攤 */
.expense-modal-card { max-height: 88vh; overflow-y: auto; }
.split-mode-tabs { display: flex; gap: 6px; margin: 7px 0 10px; }
.split-mode-tabs button {
  flex: 1; border: 1px solid #d8d8d8; background: #fff; color: #555;
  border-radius: 9px; padding: 9px 8px; cursor: pointer; font-size: 12px;
}
.split-mode-tabs button.active { background: #171717; color: #fff; border-color: #171717; }
.split-panel { margin: 0 0 12px; padding: 12px; border: 1px solid #e6e6e6; border-radius: 10px; background: #fafafa; }
.split-panel.hidden { display: none; }
.split-sub-label { margin-top: 0 !important; }
.split-help { color: #777; font-size: 12px; line-height: 1.5; margin-bottom: 9px; }
.split-people-list { display: grid; gap: 7px; }
.split-person-row { display: flex !important; align-items: center; justify-content: space-between; gap: 12px; margin: 0 !important; font-size: 13px; }
.split-person-row input[type="checkbox"] { margin-right: 5px; }
.custom-split-row input { width: 120px !important; margin: 0 !important; height: 34px; }
.split-total-line { display: flex; justify-content: space-between; gap: 12px; border-top: 1px solid #e1e1e1; margin-top: 10px; padding-top: 10px; font-size: 12px; }
.split-total-line strong { font-size: 13px; }
@media (max-width: 640px) {
  .split-mode-tabs { flex-wrap: wrap; }
  .split-mode-tabs button { min-width: 30%; }
  .custom-split-row input { width: 105px !important; }
}

/* V5 UI / CSS 統一整理 */
button,
input,
select,
textarea {
  transition: border-color .16s ease, background-color .16s ease, color .16s ease, box-shadow .16s ease, transform .16s ease;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 0;
  box-shadow: 0 0 0 3px rgba(23,23,23,.10);
  border-color: #8f8f8f;
}

button:active:not(:disabled) {
  transform: translateY(1px);
}

.ui-btn,
.modal-actions button,
.category-manager-actions button,
.category-manager-footer button,
.member-status-btn,
.settlement-dialog-cancel,
.settlement-dialog-confirm,
.settlement-detail-btn,
.settlement-undo-btn {
  min-height: 38px;
  border: 1px solid #d7d7d7;
  border-radius: 10px;
  background: #fff;
  color: #333;
  padding: 8px 13px;
  font-size: 13px;
  font-weight: 650;
  line-height: 1;
  cursor: pointer;
}

.ui-btn:hover,
.modal-actions button:hover,
.category-manager-actions button:hover,
.category-manager-footer button:hover,
.member-status-btn:hover,
.settlement-dialog-cancel:hover,
.settlement-detail-btn:hover,
.settlement-undo-btn:hover {
  background: #f4f4f4;
  border-color: #c8c8c8;
}

.ui-btn-primary,
.modal-actions .primary,
.category-manager-footer .primary,
.settlement-dialog-confirm {
  background: #171717 !important;
  color: #fff !important;
  border-color: #171717 !important;
}

.ui-btn-primary:hover,
.modal-actions .primary:hover,
.category-manager-footer .primary:hover,
.settlement-dialog-confirm:hover {
  background: #2a2a2a !important;
}

.ui-btn-danger,
.modal-actions .danger {
  background: #fff !important;
  color: #b42318 !important;
  border-color: #efc4bf !important;
}

.ui-btn-danger:hover,
.modal-actions .danger:hover {
  background: #fff3f1 !important;
  border-color: #e9aaa2 !important;
}

/* 原生 checkbox 改成一致的黑白勾選框 */
.split-person-row input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  margin: 0 8px 0 0;
  border: 1.5px solid #bdbdbd;
  border-radius: 5px;
  background: #fff;
  display: inline-grid;
  place-content: center;
  cursor: pointer;
  vertical-align: middle;
  flex: 0 0 auto;
}

.split-person-row input[type="checkbox"]::after {
  content: "";
  width: 8px;
  height: 4px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg) scale(0);
  transform-origin: center;
  transition: transform .12s ease;
  margin-top: -1px;
}

.split-person-row input[type="checkbox"]:checked {
  background: #171717;
  border-color: #171717;
}

.split-person-row input[type="checkbox"]:checked::after {
  transform: rotate(-45deg) scale(1);
}

.split-person-row input[type="checkbox"]:hover {
  border-color: #777;
}

.split-person-row {
  min-height: 38px;
  padding: 3px 2px;
}

/* 結算視窗 */
.settlement-dialog-cancel,
.settlement-dialog-confirm {
  min-width: 96px;
  padding: 10px 16px;
}

.settlement-dialog-confirm {
  box-shadow: 0 4px 12px rgba(0,0,0,.10);
}

.member-modal input[type="number"],
.member-modal input[type="text"],
.member-modal input[type="date"],
.member-modal select,
.ui-text-input {
  width: 100%;
  border: 1px solid #d9d9d9;
  border-radius: 11px;
  background: #fff;
  color: #171717;
  padding: 11px 12px;
  font: inherit;
}

/* 共用自訂對話框 */
.ui-dialog-card {
  width: min(440px, calc(100vw - 32px));
}

.ui-field-label {
  display: block;
  margin: 2px 0 8px;
  font-size: 13px;
  font-weight: 700;
  color: #444;
}

.ui-dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid #eee;
}

.ui-confirm-message {
  color: #555;
  font-size: 14px;
  line-height: 1.7;
  padding: 2px 0 4px;
}

/* 案件管理：不再輸入 1/2/3，直接按按鈕 */
.project-action-modal {
  width: min(470px, calc(100vw - 32px));
}

.project-action-grid {
  display: grid;
  gap: 8px;
}

.project-action-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
  border: 1px solid #e2e2e2;
  border-radius: 13px;
  background: #fff;
  padding: 13px 14px;
  cursor: pointer;
  color: #222;
}

.project-action-item:hover {
  background: #f7f7f7;
  border-color: #d0d0d0;
}

.project-action-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: #f3f3f3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex: 0 0 auto;
}

.project-action-item > span:last-child {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.project-action-item strong {
  font-size: 14px;
}

.project-action-item small {
  color: #888;
  font-size: 11px;
  font-weight: 400;
}

.project-action-danger {
  color: #a61b12;
}

.project-action-danger .project-action-icon {
  background: #fff1ef;
  color: #b42318;
}

.project-action-danger:hover {
  background: #fff8f7;
  border-color: #efc4bf;
}

/* 成員 / 分類管理按鈕 */
.member-status-btn,
.category-manager-actions button {
  min-height: 34px;
  padding: 7px 11px;
  font-size: 12px;
}

/* 結算紀錄：明細與撤銷統一 */
.settlement-history-actions {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.settlement-detail-btn,
.settlement-undo-btn {
  min-height: 32px;
  padding: 6px 10px;
  font-size: 11px;
  border-radius: 9px;
}

.settlement-undo-btn {
  color: #8b2d25;
  border-color: #ead0cc;
}

.settlement-undo-btn:hover {
  background: #fff5f3;
  color: #a61b12;
}

@media (max-width: 560px) {
  .ui-dialog-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .ui-dialog-actions .ui-btn {
    width: 100%;
  }

  .settlement-dialog-cancel,
  .settlement-dialog-confirm {
    flex: 1;
  }
}


/* V5.1 案件選擇器 */
.project-select-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}
.project-picker-btn {
  border: 0;
  background: transparent;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #171717;
  cursor: pointer;
  font: inherit;
  font-size: clamp(26px, 5vw, 38px);
  font-weight: 700;
  line-height: 1.15;
  max-width: min(52vw, 420px);
}
.project-picker-btn:hover #projectPickerLabel { opacity: .72; }
#projectPickerLabel {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.project-picker-chevron {
  font-size: 18px;
  color: #666;
  transform: translateY(-2px);
  flex: 0 0 auto;
}
.project-picker-dialog { width: min(470px, calc(100vw - 32px)); }
.project-picker-list { display: grid; gap: 8px; margin-top: 14px; }
.project-picker-item {
  width: 100%;
  border: 1px solid #e3e3e3;
  border-radius: 13px;
  background: #fff;
  padding: 13px 14px;
  display: flex;
  align-items: center;
  gap: 11px;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: #171717;
}
.project-picker-item:hover { background: #f7f7f7; border-color: #d5d5d5; }
.project-picker-item.active { border-color: #171717; background: #f8f8f8; }
.project-picker-dot {
  width: 24px;
  height: 24px;
  border: 1px solid #d7d7d7;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 13px;
  flex: 0 0 auto;
}
.project-picker-item.active .project-picker-dot { background: #171717; color: #fff; border-color: #171717; }
.project-picker-name { font-weight: 700; font-size: 15px; }

/* V5.1 多人分攤：整列可點，不再像原生 checkbox */
.equal-split-row {
  border: 1px solid #e1e1e1;
  border-radius: 12px;
  padding: 10px 12px !important;
  margin: 7px 0 !important;
  cursor: pointer;
  transition: background .12s ease, border-color .12s ease, box-shadow .12s ease;
}
.equal-split-row:hover { background: #fafafa; border-color: #cfcfcf; }
.equal-split-row.selected { background: #f7f7f7; border-color: #171717; box-shadow: inset 0 0 0 1px #171717; }
.split-person-main { display: flex !important; align-items: center; gap: 10px; margin: 0 !important; cursor: pointer; min-width: 0; }
.equal-split-row input[type="checkbox"] {
  position: absolute !important;
  opacity: 0 !important;
  pointer-events: none !important;
  width: 1px !important;
  height: 1px !important;
}
.split-checkmark {
  width: 24px;
  height: 24px;
  border: 1.5px solid #c7c7c7;
  border-radius: 7px;
  background: #fff;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
}
.split-checkmark::after {
  content: '✓';
  font-size: 14px;
  font-weight: 800;
  color: transparent;
}
.equal-split-row.selected .split-checkmark { background: #171717; border-color: #171717; }
.equal-split-row.selected .split-checkmark::after { color: #fff; }
.split-person-name { font-weight: 700; }
.equal-split-row .equal-preview { font-size: 14px; }

@media (max-width: 560px) {
  .project-picker-btn { font-size: 28px; max-width: 58vw; }
  .project-picker-item { padding: 12px; }
}


/* V5.2 修正：互動層級與危險操作 */
.project-picker-btn {
  position: relative;
  z-index: 2;
  pointer-events: auto !important;
}
.project-select-hidden {
  z-index: -1 !important;
}
.equal-split-row {
  user-select: none;
}
.equal-split-row * {
  pointer-events: none;
}
.equal-split-row .equal-split-person {
  pointer-events: none !important;
}
.project-action-item.project-action-danger {
  background: #fff1f0 !important;
  border: 1.5px solid #e5484d !important;
  color: #b42318 !important;
}
.project-action-item.project-action-danger .project-action-icon {
  background: #d92d20 !important;
  color: #fff !important;
}
.project-action-item.project-action-danger strong {
  color: #b42318 !important;
}
.project-action-item.project-action-danger small {
  color: #c63b32 !important;
}
.project-action-item.project-action-danger:hover {
  background: #ffe8e6 !important;
  border-color: #d92d20 !important;
  box-shadow: 0 0 0 3px rgba(217,45,32,.08);
}
.ui-btn-danger,
.modal-actions .danger,
.settlement-undo-btn {
  background: #fff1f0 !important;
  color: #b42318 !important;
  border-color: #e5484d !important;
  font-weight: 700 !important;
}
.ui-btn-danger:hover,
.modal-actions .danger:hover,
.settlement-undo-btn:hover {
  background: #ffe8e6 !important;
  border-color: #d92d20 !important;
}

/* V5.4 UI 收尾：結算、提示與危險操作統一 */
.settlement-dialog-cancel,
.settlement-dialog-confirm,
.settlement-detail-btn,
.settlement-undo-btn {
  min-height: 38px;
  border-radius: 10px;
  padding: 8px 14px;
  border: 1px solid #d9d9d9;
  background: #fff;
  font: inherit;
  cursor: pointer;
}
.settlement-dialog-cancel:hover,
.settlement-detail-btn:hover { background: #f5f5f5; }
.settlement-dialog-confirm {
  background: #171717 !important;
  border-color: #171717 !important;
  color: #fff !important;
  font-weight: 700;
}
.settlement-dialog-confirm:hover { background: #303030 !important; }
.settlement-detail-btn { font-weight: 700; }
.settlement-undo-btn {
  background: #fff1f0 !important;
  color: #b42318 !important;
  border: 1.5px solid #e5484d !important;
  font-weight: 700 !important;
}
.settlement-undo-btn:hover {
  background: #ffe5e2 !important;
  border-color: #d92d20 !important;
}
.settlement-note {
  margin-top: 6px;
  font-size: 13px;
  color: #555;
  line-height: 1.45;
}
.settlement-detail-note {
  margin: 16px 0 4px;
  padding: 12px 14px;
  border: 1px solid #e6e6e6;
  border-radius: 12px;
  background: #f8f8f8;
  display: grid;
  gap: 4px;
}
.settlement-detail-note span { font-size: 12px; color: #777; }
.settlement-detail-note strong { font-size: 14px; font-weight: 650; color: #171717; }
.ui-dialog-actions-single { grid-template-columns: 1fr; }
.ui-notice-card { width: min(420px, calc(100vw - 32px)); }
.ui-notice-card .ui-confirm-message { line-height: 1.65; }

/* 危險操作維持明確紅色，不與一般操作混淆 */
.danger,
.ui-btn-danger,
.project-action-item.project-action-danger,
.settlement-undo-btn {
  color: #b42318 !important;
}
.modal-actions .danger,
.ui-btn-danger {
  background: #fff1f0 !important;
  border: 1.5px solid #e5484d !important;
  font-weight: 700 !important;
}
.modal-actions .danger:hover,
.ui-btn-danger:hover { background: #ffe5e2 !important; }

/* V5.5 多人分攤款項摘要 */
.split-summary-line {
  margin-top: 3px;
}

.split-settlement-line {
  margin-top: 3px;
  font-weight: 600;
  color: #444;
}

/* V5.6 首頁資訊架構整理 */
.summary-head,
.list-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.summary-head .section-title,
.list-card-head .section-title {
  margin-bottom: 4px;
}

.summary-balance-list {
  margin-top: 14px;
  display: grid;
  gap: 0;
}

.summary-balance-list .summary-row {
  padding: 14px 0;
  border-top: 1px solid #ededed;
}

.summary-balance-list .summary-row:first-child {
  border-top: 0;
  padding-top: 8px;
}

.summary-route {
  font-weight: 650;
}

.summary-empty-row {
  color: #777;
}

.summary-empty-row strong {
  color: #171717;
}

.list-card-head {
  margin-bottom: 10px;
}

.filter-group-row {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 9px 0;
  border-top: 1px solid #f0f0f0;
}

.filter-group-row:first-of-type {
  border-top: 0;
}

.filter-group-label {
  font-size: 12px;
  font-weight: 700;
  color: #6f6f6f;
  white-space: nowrap;
}

.date-filters,
.expense-filters {
  margin: 0;
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.status-filter-wrap {
  margin: 0;
}

.status-filter-select {
  min-width: 116px;
}

.expense-search-wrap {
  margin: 12px 0 10px;
}

.person-balance-title {
  font-weight: 700;
  color: #555;
}

@media (max-width: 560px) {
  .summary-head,
  .list-card-head {
    gap: 10px;
  }

  .summary-head {
    align-items: center;
  }

  .settlement-history-btn {
    flex: 0 0 auto;
  }

  .summary-balance-list .summary-row {
    align-items: flex-start;
  }

  .summary-actions {
    align-items: flex-end;
  }

  .filter-group-row {
    grid-template-columns: 1fr;
    gap: 7px;
    padding: 10px 0;
  }

  .date-filters,
  .expense-filters {
    overflow: visible;
  }
}


/* V6 使用模式 */
.project-context-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  flex-wrap: wrap;
}

.project-mode-badge {
  display: inline-flex;
  align-items: center;
  min-height: 25px;
  padding: 4px 9px;
  border: 1px solid #dedede;
  border-radius: 999px;
  background: #fff;
  color: #333;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.project-mode-dialog {
  width: min(560px, calc(100vw - 32px));
}

.project-mode-grid {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.project-mode-item {
  width: 100%;
  display: grid;
  grid-template-columns: 42px 1fr 28px;
  align-items: center;
  gap: 12px;
  padding: 13px 14px;
  border: 1px solid #dedede;
  border-radius: 14px;
  background: #fff;
  color: #171717;
  text-align: left;
  cursor: pointer;
  transition: border-color .15s ease, background .15s ease, transform .15s ease;
}

.project-mode-item:hover {
  border-color: #9d9d9d;
  background: #fafafa;
  transform: translateY(-1px);
}

.project-mode-item.active {
  border-color: #171717;
  box-shadow: inset 0 0 0 1px #171717;
}

.project-mode-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #f5f5f5;
  font-size: 20px;
}

.project-mode-copy {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.project-mode-copy strong {
  font-size: 15px;
}

.project-mode-copy small,
.project-picker-mode {
  color: #777;
  font-size: 12px;
  font-weight: 500;
}

.project-mode-check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #171717;
  color: #fff;
  font-size: 12px;
}

.project-mode-item:not(.active) .project-mode-check {
  background: transparent;
}

.project-picker-name-wrap {
  display: grid;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

@media (max-width: 560px) {
  .project-mode-item {
    grid-template-columns: 38px 1fr 24px;
    padding: 12px;
  }
  .project-mode-icon {
    width: 38px;
    height: 38px;
  }
}
.expense-attachment-section {
  margin-top: 16px;
  padding: 14px;
  border: 1px solid #e5e5e5;
  border-radius: 14px;
  background: #fafafa;
}

.attachment-help {
  margin: 4px 0 10px;
  color: #737373;
  font-size: 13px;
  line-height: 1.5;
}

#fAttachments {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.attachment-pick-button {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  margin: 0;
  border: 1px solid #222;
  border-radius: 12px;
  background: #fff;
  color: #111;
  font-weight: 700;
  cursor: pointer;
}

.attachment-file-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
}
.pending-attachment-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid #ddd;
  border-radius: 10px;
  background: #fff;
}
.pending-attachment-card img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  background: #eee;
}
.pending-attachment-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 7px 8px;
  font-size: 13px;
}
.pending-attachment-info span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pending-attachment-info button { border: 0; background: transparent; color: #b42318; font-weight: 700; }

@media (max-width: 560px) {
  .attachment-file-list,
  .attachment-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.attachment-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
}
.attachment-card {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 10px;
  background: #e8e8e8;
}
.attachment-card img { width: 100%; height: 100%; object-fit: cover; display: block; }
.attachment-delete {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(0,0,0,.72);
  color: #fff;
  font-size: 20px;
  line-height: 1;
}
.attachment-load-error::after {
  content: '載入失敗';
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #777;
  font-size: 12px;
}