/* 账单对账工具样式 */
.bill-main { padding-top: 48px; }
.bill-drop {
  border: 1.5px dashed var(--border-strong); border-radius: var(--radius-card);
  padding: 40px 24px; text-align: center; background: var(--surface-3);
  transition: border-color .2s ease, background .2s ease; cursor: pointer;
}
.bill-drop.is-over { border-color: var(--brand); background: var(--surface-1); }
.bill-drop h3 { font-size: 18px; margin-bottom: 8px; }
.bill-drop p { color: var(--text-3); font-size: 14px; }
.bill-drop .hint { color: var(--text-4); font-size: 12.5px; margin-top: 10px; }
.bill-drop input[type="file"] { display: none; }

.bill-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }

.bill-summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border-default); border: 1px solid var(--border-default); border-radius: var(--radius-panel); overflow: hidden; margin-top: 24px; }
.bs-card { background: var(--bg); padding: 20px; }
.bs-card small { display: block; color: var(--text-3); font-size: 13px; margin-bottom: 6px; }
.bs-card b { font-family: var(--font-display); font-size: 26px; font-weight: 600; letter-spacing: -.02em; }
.bs-card.in b { color: #15803d; }
.bs-card.out b { color: #dc2626; }
.bs-card.net b { color: var(--brand); }

.bill-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 24px; align-items: start; }
.bill-panel { background: var(--surface-2); border: 1px solid var(--border-subtle); border-radius: var(--radius-card); padding: 24px; }
.bill-panel h3 { font-size: 16px; margin-bottom: 14px; }
.bill-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.bill-table th, .bill-table td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border-default); white-space: nowrap; }
.bill-table th { color: var(--text-3); font-weight: 500; font-size: 12.5px; }
.bill-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
.bill-table td.in { color: #15803d; }
.bill-table td.out { color: #dc2626; }
.bill-table-wrap { max-height: 420px; overflow: auto; border-radius: 12px; border: 1px solid var(--border-default); }
.bill-table-wrap table { border-collapse: separate; }
.bill-filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 24px 0 12px; }
.bill-filters select, .bill-filters input {
  background: var(--surface-3); border: 1px solid var(--border-subtle); border-radius: var(--radius-input);
  color: var(--text); font-family: var(--font-body); font-size: 14px; padding: 9px 12px; outline: none;
}
.bill-filters input { min-width: 200px; }
.bill-count { color: var(--text-4); font-size: 13px; }
.bill-empty { color: var(--text-4); font-size: 14px; padding: 24px 0; text-align: center; }
.bill-privacy { color: var(--text-4); font-size: 12.5px; margin-top: 10px; }
@media (max-width: 900px) {
  .bill-summary { grid-template-columns: repeat(2, 1fr); }
  .bill-grid { grid-template-columns: 1fr; }
}