:root {
  --bg: #f1f3f7;
  --panel: #ffffff;
  --border: #e3e6ec;
  --text: #1f2430;
  --text-muted: #6b7280;
  --primary: #2f6fed;
  --primary-dark: #1f4fc4;
  --ok-bg: #e7f7ed;
  --ok-text: #157347;
  --NO-bg: #fdecea;
  --NO-text: #b3261e;
  --warn-bg: #fff6e0;
  --warn-text: #92650a;
  --radius: 10px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
[v-cloak] { display: none; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 28px;
  background: #182238;
  color: white;
}
.topbar h1 { font-size: 17px; margin: 0; font-weight: 600; }
.topbar .user-info { display: flex; align-items: center; gap: 14px; font-size: 13px; color: #c7cede; }
.topbar .user-info .link-btn { color: #c7cede; }
.topbar .user-info .link-btn:hover { color: #fff; }

/* Thanh rieng phia tren topbar (logo + menu Trang chu) - tach biet voi topbar (mau
   toi, chua tieu de trang + thong tin user) theo yeu cau, nen trang + duong ke duoi
   de phan tach ro voi topbar mau toi ben duoi. */
.topbanner {
  display: flex;
  align-items: center;
  padding: 10px 28px;
  background: #fff;
  border-bottom: 1px solid var(--border);
}
.topbar-logo-wrap { display: flex; align-items: center; flex-shrink: 0; }
.topbar-logo { width: 250px; height: 87px; display: block; object-fit: contain; }
.topbar-home-link-inline { margin-left: 50px; }
.topbar-home-link {
  color: var(--primary-dark);
  font-weight: 700;
  text-decoration: none;
  font-size: 18px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.topbar-home-link:hover { color: var(--primary); }

.site-footer {
  margin-top: 32px;
  padding: 30px 28px 24px;
  background: #182238;
  color: #c7cede;
  font-size: 12.5px;
  text-align: center;
  line-height: 1.8;
}
.site-footer-heading { color: #fff; font-size: 19px; font-weight: 700; margin: 0 0 10px; }
.site-footer-accent { width: 46px; height: 3px; background: #2dd4bf; margin: 0 auto 18px; border-radius: 2px; }
.site-footer strong { display: block; color: #fff; font-size: 13.5px; font-weight: 600; margin-bottom: 3px; }
.site-footer a { color: #c7cede; }

.layout {
  max-width: 1180px;
  margin: 28px auto;
  padding: 0 16px 60px;
  display: grid;
  gap: 20px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04);
}
.panel h2 {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

label { display: block; margin-top: 12px; font-size: 12.5px; color: var(--text-muted); font-weight: 500; }
input[type="text"], input[type="password"], input[type="email"], input:not([type]), select {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 7px;
  margin-top: 5px;
  font-size: 14px;
  background: #fff;
  color: var(--text);
}
input:focus, select:focus { outline: 2px solid #cddafc; border-color: var(--primary); }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 16px;
}

.struct-template-choice { display: flex; gap: 18px; margin-top: 6px; flex-wrap: wrap; }
.struct-template-choice .radio-option {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: normal;
  color: var(--text);
  text-transform: none;
  cursor: pointer;
}
.struct-template-choice input[type="radio"] { width: auto; margin: 0; }

.add-file-row {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  margin-top: 14px;
}
.add-file-row > div { flex: 1; }
.add-file-row select { margin-top: 5px; }
.file-pick-row { display: flex; align-items: center; gap: 8px; margin-top: 5px; }
/* Chieu cao co dinh cho ca <label> (nut "Chon file") va <button> ("Them vao danh
   sach") - <label>/<button> co cach trinh duyet tinh chieu cao mac dinh khac nhau
   (line-height/UA style) du cung khai bao padding+font-size, dan den lech hang
   neu chi dua vao padding. Ep height co dinh la cach chac chan nhat de 2 nut
   thang hang tuyet doi. */
.file-pick-row .file-pick-btn,
.file-pick-row button {
  height: 38px;
  margin: 0;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  white-space: nowrap;
}
.file-pick-btn {
  background: #eef1f6;
  color: var(--text);
  border-radius: 7px;
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 500;
}
.file-pick-btn:hover { background: #e2e6ee; }
/* An input file goc (van bam duoc qua <label for="...">) - tranh hien text ten
   file/"No file chosen" mac dinh cua trinh duyet ngay canh nut, vi ten file da
   hien rieng o label phia tren (xem app.html). */
.file-pick-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

button {
  padding: 9px 16px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 7px;
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 500;
  white-space: nowrap;
}
button:hover { background: var(--primary-dark); }
button:disabled { opacity: 0.55; cursor: default; }
button.secondary { background: #eef1f6; color: var(--text); }
button.secondary:hover { background: #e2e6ee; }
button.danger { background: var(--NO-bg); color: var(--NO-text); }
button.danger:hover { background: #f9d9d6; }

.link-btn {
  background: none;
  border: none;
  color: var(--primary);
  cursor: pointer;
  padding: 0;
  margin: 0;
  font-weight: 500;
  font-size: inherit;
}
.link-btn:hover { text-decoration: underline; background: none; }
.link-btn:disabled { color: var(--text-muted); cursor: not-allowed; }
.link-btn.danger { color: var(--NO-text); }

.user-actions { display: flex; gap: 14px; }

.toggle-row { display: flex; align-items: center; gap: 12px; cursor: pointer; user-select: none; }
.toggle-row input[type="checkbox"] { display: none; }
.toggle-switch {
  position: relative;
  width: 40px;
  height: 22px;
  background: var(--border);
  border-radius: 100px;
  transition: background 0.15s ease;
  flex-shrink: 0;
}
.toggle-switch::before {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  background: white;
  border-radius: 50%;
  transition: transform 0.15s ease;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}
.toggle-row input:checked + .toggle-switch { background: var(--primary); }
.toggle-row input:checked + .toggle-switch::before { transform: translateX(18px); }
.toggle-label { font-size: 13.5px; color: var(--text); }

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 14px;
}
.pagination-label { font-size: 13px; color: var(--text-muted); }

.upload-list { margin-top: 16px; }
.upload-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 12px;
  background: #f7f8fb;
  border: 1px solid var(--border);
  border-radius: 7px;
  margin-bottom: 6px;
  font-size: 13.5px;
}
.upload-list-item .loai-tag {
  font-weight: 600;
  color: var(--primary-dark);
  margin-right: 10px;
}
.upload-list-item .remove-x {
  color: var(--NO-text);
  cursor: pointer;
  font-weight: bold;
  padding: 0 4px;
}
.empty-hint { color: var(--text-muted); font-size: 13px; margin-top: 10px; }

.upload-progress {
  position: relative;
  margin-top: 10px;
  height: 20px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.upload-progress-bar {
  height: 100%;
  background: var(--primary);
  transition: width 0.15s ease;
}
.upload-progress-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text);
}

.submit-row { margin-top: 18px; display: flex; align-items: center; gap: 12px; }

.error { color: var(--NO-text); font-size: 13px; margin-top: 8px; }
.warning {
  color: var(--warn-text);
  background: var(--warn-bg);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 13px;
  margin: 10px 0;
}
.ma-check-ok {
  color: var(--ok-text);
  background: var(--ok-bg);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 13px;
  margin: 10px 0;
}

.job-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.job-table th {
  text-align: left;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
}
.job-table td { padding: 10px; border-bottom: 1px solid var(--border); }
.job-table tr:last-child td { border-bottom: none; }
.job-table tr.clickable { cursor: pointer; }
.job-table tr.clickable:hover { background: #f7f9fc; }
.job-table tr.selected { background: #eef3ff; }
.job-table td.gdb-filenames { font-size: 12.5px; color: var(--text-muted); line-height: 1.5; }

.progress-text {
  font-size: 11.5px;
  color: var(--text-muted);
  font-style: italic;
  margin-top: 3px;
}

.status {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
}
.status-pending, .status-running { background: var(--warn-bg); color: var(--warn-text); }
.status-done { background: var(--ok-bg); color: var(--ok-text); }
.status-failed { background: var(--NO-bg); color: var(--NO-text); }

.detail-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 4px;
}
.report-links { display: flex; gap: 10px; align-items: center; }
.report-links a {
  color: var(--primary);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 7px;
}
.report-links a:hover { background: #f7f9fc; }

.icon-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 5px 9px;
  border-radius: 6px;
  font-size: 11px;
  line-height: 1;
  cursor: pointer;
}
.icon-btn:hover { background: #f7f8fb; color: var(--text); }

.close-detail-btn {
  background: var(--NO-text);
  color: white;
  border: none;
  padding: 7px 16px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  margin-left: 4px;
}
.close-detail-btn:hover { background: #96201a; }

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 20, 32, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}
.modal-box {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 20px 22px;
  width: 100%;
  max-width: 640px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 10px 40px rgba(16, 24, 40, 0.25);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}
.modal-header h3 { margin: 0; font-size: 15px; }
.modal-table-wrap { max-height: none; flex: 1; }
.icon-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.icon-btn:disabled:hover { background: none; color: var(--text-muted); }
.icon-btn.collapse-toggle {
  border: none;
  padding: 0 8px 0 0;
  font-size: 11px;
  background: none;
  color: var(--text-muted);
}
.icon-btn.collapse-toggle:hover { background: none; color: var(--primary); }

.gdb-section {
  border: 1px solid var(--border);
  border-radius: 9px;
  margin-top: 14px;
  overflow: hidden;
}
.gdb-section-header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px 16px;
  cursor: pointer;
  background: #f7f8fb;
  user-select: none;
}
.gdb-section-header .progress-text { margin-top: 0; }
.gdb-section-header:hover { background: #f0f2f6; }
.gdb-section-header strong { font-size: 14px; }
.gdb-section-body { padding: 16px 18px 18px; }

.structure-summary { margin-top: 14px; }
.summary-line { margin: 0 0 4px; font-size: 13px; color: var(--text); }
.summary-line .detail { margin: 0 0 4px; font-size: 15px; font-weight: bold; color: var(--text); }
.structure-subheading { margin: 22px 0 4px; font-size: 14px; color: var(--text); }
.structure-subheading:first-child { margin-top: 4px; }
.structure-subnote { margin: 0 0 8px; font-size: 12px; color: var(--text-muted); }

/* Gom ca 2 muc 1.1 + 1.2 vao chung 1 khung scroll co chieu cao co dinh, tranh trang bi
   keo qua dai khi co nhieu dong ket qua o ca 2 bang - cuon 1 lan duy nhat trong khung
   nay thay vi moi bang tu cuon rieng (dong o table-wrap--nested de khong bi cuon long). */
.structure-tab-scroll {
  max-height: 560px;
  overflow-y: auto;
  padding-right: 6px;
}
.result-table-wrap--nested {
  max-height: none;
  overflow-y: visible;
}
.check-tabs {
  display: flex;
  gap: 4px;
  margin-top: 16px;
  border-bottom: 1px solid var(--border);
}
.check-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: 8px 8px 0 0;
  background: transparent;
  color: var(--text-muted);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
}
.check-tab:hover { color: var(--text); }
.check-tab.active {
  color: var(--text);
  background: var(--panel);
  border-color: var(--border);
  position: relative;
  top: 1px;
}
.check-count { font-size: 12.5px; color: var(--text-muted); font-weight: normal; }
.check-count b.ok { color: var(--ok-text); }
.check-count b.NO { color: var(--NO-text); }

.filter-group {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  margin-top: 3px;
}
.filter-option {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-size: 11px;
  font-style: italic;
  font-weight: 600;
  text-transform: none;
  letter-spacing: normal;
  opacity: 0.5;
  text-decoration: none;
}
.filter-option:hover { opacity: 0.85; }
.filter-option.active { opacity: 1; text-decoration: underline; text-underline-offset: 3px; }
.filter-option-all { color: var(--text); }
.filter-option-OK { color: var(--ok-text); }
.filter-option-NO { color: var(--NO-text); }
.filter-option-KHONG_KIEM_TRA { color: var(--text-muted); }

.result-table { width: 100%; table-layout: fixed; border-collapse: separate; border-spacing: 0; font-size: 13px; }
.result-table th.sortable { cursor: pointer; user-select: none; }
.result-table th.sortable:hover { color: var(--text); }
.sort-icon { font-size: 9px; margin-left: 3px; color: var(--text-muted); opacity: 0.6; }
.sort-icon-active { color: var(--primary); opacity: 1; }
.result-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  text-align: left;
  background: #f7f8fb;
  padding: 9px 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.result-table td {
  padding: 9px 12px;
  border-bottom: 1px solid #eef0f4;
  vertical-align: top;
  font-variant-numeric: tabular-nums;
  overflow-wrap: break-word;
  word-break: break-word;
}
.result-table tbody tr:last-child td { border-bottom: none; }
.result-table tbody tr:hover td { background: #f9fafc; }
.result-table tr.row-NO td:first-child { box-shadow: inset 3px 0 0 var(--NO-text); }
.result-table tr.row-KHONG_KIEM_TRA td { color: var(--text-muted); }

.result-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 11.5px;
  font-weight: 600;
  white-space: nowrap;
}
.result-badge-OK { background: var(--ok-bg); color: var(--ok-text); }
.result-badge-NO { background: var(--NO-bg); color: var(--NO-text); }
.result-badge-KHONG_KIEM_TRA { background: #eceef2; color: var(--text-muted); }

.result-table-wrap {
  max-height: 340px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.03);
}

.item-toolbar { display: flex; align-items: center; gap: 10px; margin-top: 4px; }
.item-filename { color: var(--text-muted); font-size: 12.5px; }

.crs-subtab-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.crs-subtab-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}
.crs-subtab-switch {
  display: inline-flex;
  gap: 2px;
  padding: 3px;
  background: #eef1f6;
  border: 1px solid var(--border);
  border-radius: 999px;
}
.crs-subtab-btn {
  padding: 7px 16px;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}
.crs-subtab-btn:hover { color: var(--text); background: rgba(47, 111, 237, 0.1); }
.crs-subtab-btn.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 1px 3px rgba(47, 111, 237, 0.35);
}
.crs-subtab-btn.active:hover { background: var(--primary-dark); }

.result-table tr.clickable { cursor: pointer; }
.result-table tr.selected td { background: #eef3ff; }

.crs-detail-panel {
  margin-top: 14px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #f7f8fb;
}
.crs-detail-panel h4 { font-size: 13.5px; color: var(--text); }
.crs-spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 10px;
}
.crs-spec-table { width: 100%; border-collapse: collapse; font-size: 12.5px; background: var(--panel); border-radius: 7px; overflow: hidden; }
.crs-spec-table th, .crs-spec-table td { padding: 6px 10px; border-bottom: 1px solid var(--border); text-align: left; }
.crs-spec-table tr:last-child th, .crs-spec-table tr:last-child td { border-bottom: none; }
.crs-spec-table tr:first-child th {
  background: #eef1f6;
  color: var(--text);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.03em;
}
.crs-spec-table th:not([colspan]) { color: var(--text-muted); font-weight: 500; width: 45%; }
.crs-spec-table td { font-variant-numeric: tabular-nums; }

.base-layer-switch {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 10px;
}
.base-layer-switch .radio-option {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: normal;
  color: var(--text);
  text-transform: none;
  cursor: pointer;
}
.base-layer-switch input[type="radio"] { width: auto; margin: 0; }
.map-container {
  height: 480px;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #eef1f6;
}
.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--text-muted);
}
.map-legend-item { display: flex; align-items: center; gap: 6px; }
.map-legend-swatch {
  display: inline-block;
  width: 11px;
  height: 11px;
  border-radius: 3px;
}

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg);
}
.login-box {
  background: white;
  padding: 36px 32px;
  border-radius: var(--radius);
  width: 340px;
  box-shadow: 0 4px 20px rgba(16, 24, 40, 0.08);
  border: 1px solid var(--border);
}
.login-box h1 { font-size: 18px; margin: 0 0 4px; }
.subtitle { color: var(--text-muted); font-size: 13px; margin-top: 0; margin-bottom: 8px; }
.subtitle a { color: var(--primary); text-decoration: none; }
.subtitle a:hover { text-decoration: underline; }
.login-box button { width: 100%; margin-top: 18px; padding: 10px; }
.register-box { width: 380px; }

.forgot-link { text-align: right; margin-top: 6px; margin-bottom: 0; }
.success-msg { color: var(--ok-text); font-size: 13px; margin-top: 8px; }
.modal-box.modal-small { max-width: 420px; }
.modal-box.modal-small button[type="submit"] { width: 100%; margin-top: 18px; padding: 10px; }

.modal-box.modal-contact { max-width: 560px; }
.modal-box textarea { width: 100%; box-sizing: border-box; padding: 9px 11px; border: 1px solid var(--border); border-radius: 7px; margin-top: 5px; font: inherit; font-size: 14px; resize: vertical; }

/* ---- Hop thu admin (mail.html) ---- */
.mail-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.mail-toolbar .mail-search { flex: 1; min-width: 200px; width: auto; margin-top: 0; }
.mail-unread-filter { display: flex; align-items: center; gap: 6px; font-size: 13px; margin: 0; white-space: nowrap; }
.mail-layout { display: grid; grid-template-columns: minmax(260px, 360px) 1fr; gap: 16px; margin-top: 14px; }
.mail-list { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; align-self: start; }
.mail-list-item { padding: 10px 12px; border-bottom: 1px solid var(--border); cursor: pointer; }
.mail-list-item:hover { background: #f6f8fb; }
.mail-list-item.active { background: #eaf1fe; }
.mail-list-item.unread .mail-list-from, .mail-list-item.unread .mail-list-subject { font-weight: 700; }
.mail-list-item.unread { border-left: 3px solid var(--primary); }
.mail-list-top { display: flex; justify-content: space-between; gap: 8px; font-size: 13px; }
.mail-list-from { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mail-list-date, .mail-count { color: var(--text-muted); font-size: 12px; white-space: nowrap; font-weight: 400; }
.mail-list-subject { font-size: 13.5px; margin-top: 2px; }
.mail-list-snippet { color: var(--text-muted); font-size: 12.5px; margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mail-list .pagination { padding: 8px; }
.mail-list .empty-hint { padding: 0 12px 10px; }
.mail-detail { min-width: 0; }
.mail-detail-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.mail-detail-header h3 { margin: 0 0 4px; font-size: 16px; }
.mail-detail-meta { color: var(--text-muted); font-size: 13px; }
.mail-badge { display: inline-block; font-size: 11px; padding: 1px 6px; border-radius: 6px; background: var(--warn-bg); color: var(--warn-text); margin-left: 4px; }
.mail-messages { display: flex; flex-direction: column; gap: 10px; margin-top: 14px; }
.mail-message { border: 1px solid var(--border); border-radius: var(--radius); padding: 10px 12px; max-width: 90%; }
.mail-message.in { align-self: flex-start; background: #fff; }
.mail-message.out { align-self: flex-end; background: #eef4ff; }
.mail-message-meta { font-size: 12px; color: var(--text-muted); display: flex; flex-wrap: wrap; align-items: center; gap: 4px; }
.mail-message-body { white-space: pre-wrap; word-break: break-word; margin-top: 6px; font-size: 14px; }
.mail-reply { margin-top: 16px; }
.mail-reply textarea, .modal-compose textarea { width: 100%; box-sizing: border-box; padding: 9px 11px; border: 1px solid var(--border); border-radius: 7px; margin-top: 5px; font: inherit; font-size: 14px; resize: vertical; }
.modal-box.modal-compose { max-width: 680px; max-height: 90vh; }
.modal-scroll { overflow-y: auto; padding-right: 4px; }
.mail-recipient-list { max-height: 220px; overflow-y: auto; border: 1px solid var(--border); border-radius: 7px; margin-top: 6px; padding: 4px 8px; }
.mail-recipient { display: flex; align-items: center; gap: 6px; font-size: 13px; margin: 0; padding: 4px 0; font-weight: 400; }
.nav-badge { display: inline-block; min-width: 18px; padding: 0 5px; border-radius: 9px; background: var(--NO-text); color: #fff; font-size: 11px; line-height: 18px; text-align: center; margin-left: 4px; }
@media (max-width: 760px) {
  .mail-layout { grid-template-columns: 1fr; }
  .mail-message { max-width: 100%; }
}