/* ==========================================================================
   site.css — 原型 common.css 之外，正式系統需要的共用補充
   （原型 css/proto/*.css 原樣引用不改；各頁專屬補充放 css/pages/*.css）
   ========================================================================== */

/* ---------- 版面殼層 ---------- */
.topbar-title:hover { color: var(--brand-dark); }
.submenu-caret { margin-left: auto; font-size: 12px; }
.topbar-logout { display: inline-flex; margin: 0; }
.app-body:focus { outline: none; }
/* 頂部列文字連結（a.topbar-icon-btn）垂直置中 */
a.topbar-icon-btn { display: inline-flex; align-items: center; }
form.alert-bar { align-items: center; }

/* ---------- 表單：驗證與補充元件 ---------- */
.form-grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.form-grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.form-grid + .form-grid { margin-top: 16px; }
.form-item .field-no { font-size: .78em; color: var(--text-muted); margin-left: 6px; font-weight: 400; }
.form-item .form-label { font-size: .87em; font-weight: 600; color: var(--text-main); }
.form-item-check { justify-content: flex-end; }
.fld-static {
  padding: 8px 12px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-page);
  color: var(--text-main);
  font-size: .95em;
  font-variant-numeric: tabular-nums;
  min-height: 2.45em;
}
textarea.fld { resize: vertical; min-height: 4.5em; }
.fld.input-validation-error, .input-validation-error { border-color: var(--state-late) !important; }
.field-error, .field-validation-error { display: block; font-size: .8em; color: var(--state-late-strong); }
.field-validation-valid { display: none; }
.validation-summary-valid { display: none !important; }
.validation-summary-errors ul { margin: 0; padding-left: 1.1em; }
.form-item.is-invalid .fld { border-color: var(--state-late); }
.form-narrow { max-width: 420px; display: flex; flex-direction: column; gap: 16px; }
.form-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 20px; }
.form-actions > .btn { flex-shrink: 0; }
.form-actions .hint { font-size: .82em; color: var(--text-muted); }
.sticky-actions {
  position: sticky;
  bottom: 0;
  z-index: 10;
  background: rgba(249, 250, 251, .96);
  border-top: 1px solid var(--line);
  padding: 12px 0;
}
@media (max-width: 767px) {
  .form-grid.cols-3, .form-grid.cols-4 { grid-template-columns: 1fr; }
  .form-actions > .hint { flex-basis: 100%; }
}
@media (min-width: 768px) and (max-width: 991px) {
  .form-grid.cols-3, .form-grid.cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ---------- 登入卡片頁（_AuthLayout） ---------- */
.login-card form { display: block; }
.login-card .alert-bar { margin-bottom: 16px; }
.captcha .captcha-img { flex: none; width: 108px; height: 40px; border-radius: var(--radius-sm); border: 1px solid var(--line); }
.captcha .fld { min-width: 0; }
.auth-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 8px; }
.auth-actions .btn-link { font-size: .86rem; }

/* ---------- 空狀態、錯誤頁 ---------- */
.tbl-empty .empty-title { font-size: 1.15em; color: var(--text-main); margin-bottom: 6px; }
.tbl-empty p { margin-bottom: 14px; }

/* ---------- 民國日期選擇器（js/roc_date.js） ---------- */
.date-wrap .rd-pop { top: 100%; left: 0; margin-top: 4px; }
.rd-pop { position: absolute; z-index: 1050; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-lg); padding: 8px; width: 264px; }
.rd-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; font-weight: 600; }
.rd-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; text-align: center; }
.rd-grid .rd-w { font-size: .75em; color: var(--text-muted); padding: 2px 0; }
.rd-pop button { border: 0; background: none; border-radius: 4px; padding: 4px 0; font-size: .875em; }
.rd-pop button:hover { background: var(--brand-pale); }
.rd-head button { padding: 2px 10px; font-size: 1.1em; }
.rd-grid .rd-sel { background: var(--brand-primary); color: #fff; }
.rd-grid .rd-today { outline: 1px solid var(--brand-primary); }
.rd-foot { display: flex; justify-content: space-between; margin-top: 6px; border-top: 1px solid var(--line); padding-top: 6px; }
.rd-foot button { padding: 2px 8px; color: var(--brand-dark); }

/* 表格內的 .sr-only（position:absolute）以 .table-wrap 為定位基準，否則會撐寬整頁 */
.table-wrap { position: relative; }

/* ---------- 小工具 ---------- */
.text-muted { color: var(--text-muted); }
.text-sub { color: var(--text-sub); }
.text-late { color: var(--state-late-strong); }
.mb-0 { margin-bottom: 0 !important; }
.ta-r { text-align: right; }
.ta-c { text-align: center; }
.nowrap { white-space: nowrap; }
.inline-form { display: inline; margin: 0; }
.tbl .ops { display: inline-flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }