:root {
    --bg:       #F0F2F5;
    --surface:  #FFFFFF;
    --bar:      #7f1d1d;
    --accent:   #2563EB;
    --accent-lt:#EEF3FD;
    --border:   #E3E7F0;
    --text:     #1C2033;
    --sub:      #6B738A;
    --radius:   4px;
    --radius-lg:8px;
    --font:     system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  }
  * { box-sizing: border-box; }
  html, body { height: 100%; }
  body {
    margin: 0; display: flex; flex-direction: column;
    background: #f3f6f9; font-family: 'Segoe UI', Arial, Helvetica, sans-serif; color: #1f2430;
  }

  #topBar {
    display: none; background: var(--bar); align-items: center; padding: 14px 20px; gap: 14px; flex-shrink: 0;
  }
  #topBarBrand { display: flex; align-items: center; gap: 10px; color: #fff; font-size: 15px; font-weight: 600; white-space: nowrap; flex-shrink: 0; }
  #topBarBrand svg { flex-shrink: 0; }
  #topBarDivider { width: 1px; height: 22px; background: rgba(255,255,255,0.45); flex-shrink: 0; }
  #topBarNav { display: flex; flex-direction: row; align-items: center; flex: 1; gap: 8px; min-width: 0; }
  #topBarSection { font-size: 13px; font-weight: 500; color: rgba(255,255,255,0.9); white-space: normal; word-break: break-word; line-height: 1.4; padding-bottom: 1px; }
  #topBarRight { display: none; align-items: center; gap: 10px; flex-shrink: 0; position: relative; }
  #userAvatar {
    width: 32px; height: 32px; border-radius: 50%; background: var(--accent); color: #fff;
    font-size: 12px; font-weight: 700; display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; text-transform: uppercase; cursor: default;
  }
  #userLabel { font-size: 13px; color: rgba(255,255,255,0.8); white-space: nowrap; }
  #userFlyout {
    display: none; position: absolute; top: calc(100% + 8px); right: 0; background: #fff;
    border: 1px solid var(--border); border-radius: var(--radius); box-shadow: 0 4px 20px rgba(82,63,105,0.18);
    min-width: 180px; z-index: 600; overflow: hidden;
  }
  #userFlyout.open { display: block; }
  #userFlyoutName { padding: 12px 16px 8px; font-size: 13px; font-weight: 600; color: var(--text); border-bottom: 1px solid var(--border); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  #userFlyoutSignOut { display: block; width: 100%; text-align: left; padding: 10px 16px; font-size: 13px; font-family: var(--font); background: none; border: none; color: var(--text); cursor: pointer; }
  #userFlyoutSignOut:hover { background: var(--bg); }
  .btn-ghost {
    background: transparent; border: 1px solid rgba(255,255,255,0.25); color: rgba(255,255,255,0.8);
    padding: 5px 14px; border-radius: var(--radius); font-size: 12px; cursor: pointer; font-family: var(--font);
    white-space: nowrap; transition: background 0.15s, border-color 0.15s;
  }
  .btn-ghost:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.45); color: #fff; }
  @media (max-width: 640px) {
    #userLabel { display: none; }
    #topBarNav { min-width: 0; flex-shrink: 1; }
    #topBarBrand { gap: 8px; }
  }
  @media (max-width: 480px) {
    #topBarBrand span span:last-child { display: none; }
    #topBarBrand span span:first-child { font-size: 13px; }
    #btnSignOut { display: none; }
    #userAvatar { cursor: pointer; }
  }

  #pageBody {
    flex: 1; display: flex; flex-direction: column; padding: 24px; min-height: 0;
  }
  #pageBody.centered { align-items: center; justify-content: center; }
  #pageBody:not(.centered) { align-items: stretch; justify-content: flex-start; padding: 0; background: var(--bg); overflow: auto; }
  .card {
    max-width: 380px; width: 100%; background: #ffffff; border-radius: 12px;
    box-shadow: 0 4px 24px #0001; overflow: hidden;
  }
  .body { padding: 40px 48px; text-align: center; }
  .brand-row { display: flex; align-items: center; justify-content: center; gap: 9px; margin: 0 0 16px; }
  .brand-row span { font-size: 15px; font-weight: 700; color: #14213d; }
  h1 { margin: 0 0 8px; font-size: 20px; font-weight: 700; color: #14213d; }
  .portal-badge { display: inline-block; background: var(--bar); color: #fff; font-size: 13px; font-weight: 700; letter-spacing: .02em; padding: 4px 16px; border-radius: 999px; }
  p.lede { margin: 0 0 22px; font-size: 13px; line-height: 1.55; color: #666; }
  .btn {
    display: inline-block; background: #0078D4; color: #ffffff; text-decoration: none;
    font-size: 14px; font-weight: 600; padding: 10px 22px; border-radius: 6px; border: none;
    cursor: pointer; width: 100%; text-align: center;
  }
  .btn:disabled { opacity: 0.6; cursor: default; }
  .btn-secondary-plain { background: #eef1f6; color: #14213d; }
  .empty { font-size: 13px; color: #7a8399; text-align: center; padding: 20px 0; }
  .error {
    background: #fdecec; border: 1px solid #f3c6c6; color: #9c2b2b; border-radius: 8px;
    padding: 12px 14px; font-size: 13px; line-height: 1.5; display: none; margin-bottom: 14px;
  }
  .muted { font-size: 11px; color: #9aa2b5; margin: 10px 0 0; text-align: center; }
  .spinner {
    width: 20px; height: 20px; border: 2px solid #d7deee; border-top-color: #4f8ef7;
    border-radius: 50%; animation: spin 0.8s linear infinite; margin: 0 auto;
  }
  @keyframes spin { to { transform: rotate(360deg); } }

  .page-shell { width: 100%; max-width: 1400px; margin: 0 auto; padding: 28px 28px 20px; flex: 1; min-height: 0; display: flex; flex-direction: column; font-family: var(--font); color: var(--text); }
  .page-title-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
  .page-title { font-size: 22px; font-weight: 600; margin: 0 0 4px; }
  .page-subtitle { font-size: 13px; color: var(--sub); margin: 0; }
  .btn-primary {
    background: var(--accent); color: #fff; border: none; padding: 8px 18px; border-radius: var(--radius);
    font-size: 13px; font-weight: 600; cursor: pointer; font-family: var(--font); white-space: nowrap;
    transition: background 0.15s; flex-shrink: 0; display: inline-flex; align-items: center; gap: 6px;
  }
  .btn-primary:hover { background: #1d4ed8; }
  .btn-primary:disabled { background: #93b4f0; cursor: default; }
  .btn-secondary {
    background: #fff; color: var(--sub); border: 1px solid var(--border); padding: 8px 18px; border-radius: var(--radius);
    font-size: 13px; font-weight: 500; cursor: pointer; font-family: var(--font); transition: background 0.12s;
  }
  .btn-secondary:hover { background: var(--bg); }
  .source-tabs { display: flex; flex-wrap: wrap; gap: 4px; background: #E8EBF1; border-radius: var(--radius); padding: 3px; width: fit-content; max-width: 100%; margin-bottom: 16px; }
  .source-tabs button {
    background: none; border: none; padding: 7px 14px; font-size: 12.5px; font-weight: 500; color: var(--sub);
    cursor: pointer; border-radius: 3px; display: inline-flex; align-items: center; gap: 7px; font-family: var(--font);
  }
  .source-tabs button.active { background: #fff; color: var(--text); box-shadow: 0 1px 2px rgba(0,0,0,0.06); }
  .source-tabs .count { background: var(--border); color: var(--sub); font-size: 10.5px; padding: 1px 6px; border-radius: 8px; display: inline-flex; align-items: center; }
  .source-tabs button.active .count { background: var(--accent-lt); color: var(--accent); }
  .table-toolbar { display: flex; flex-wrap: wrap; align-items: center; padding: 10px 16px; border-bottom: 1px solid var(--border); gap: 8px; }
  .table-search {
    flex: 1; min-width: 160px; height: 32px; padding: 0 10px; font-size: 12px; font-family: inherit;
    border: 1px solid var(--border); border-radius: 0.42rem; background: #F3F6F9; color: var(--text);
    outline: none; transition: border-color 0.15s, box-shadow 0.15s;
  }
  .table-search:focus { border-color: #3699FF; box-shadow: 0 0 0 0.2rem rgba(54,153,255,0.15); background: #fff; }
  .table-panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; flex-grow: 1; min-height: 0; display: flex; flex-direction: column; }
  .table-scroll-area { flex: 1; min-height: 0; overflow-y: auto; overflow-x: auto; }
  .policies-table { width: 100%; border-collapse: collapse; font-size: 13px; }
  .policies-table th {
    background: #F8FAFC; padding: 10px 16px; text-align: left; font-size: 11px; font-weight: 600; color: var(--sub);
    letter-spacing: 0.05em; text-transform: uppercase; border-bottom: 1px solid var(--border); white-space: nowrap;
    position: sticky; top: 0; z-index: 1;
  }
  .policies-table td { padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--text); vertical-align: middle; }
  .policies-table tr:last-child td { border-bottom: none; }
  .policies-table tbody tr:hover td { background: #F8FAFC; }
  .table-empty-row td { text-align: center; padding: 40px 16px; color: var(--sub); font-size: 13px; }
  .token-serial { font-weight: 600; font-family: ui-monospace, "Cascadia Code", monospace; font-size: 12.5px; }
  .token-meta { color: var(--sub); font-size: 12px; }
  .otp-mode-pill { display: inline-flex; align-items: center; padding: 1px 8px; border-radius: 10px; font-size: 10.5px; font-weight: 700; letter-spacing: .02em; vertical-align: middle; }
  .otp-mode-pill.totp { background: #EFF6FF; color: #2563EB; }
  .otp-mode-pill.hotp { background: #FDF2FE; color: #A21CAF; }

  .token-name-chips { display: none; flex-wrap: wrap; gap: 6px; margin-top: 6px; align-items: center; }
  .name-chip { display: inline-flex; align-items: center; gap: 3px; padding: 2px 7px; border-radius: 10px; background: #F1F5F9; color: #475569; font-size: 10px; font-weight: 500; white-space: nowrap; border: 1px solid transparent; }
  .name-chip-date { color: #94A3B8; }
  .name-chip-multiline { display: inline-block; white-space: normal; }
  .th-label-collapsed { display: none; }
  #tokenTableScrollArea.tm-collapsed .tm-col-manuf,
  #tokenTableScrollArea.tm-collapsed .tm-col-created,
  #tokenTableScrollArea.tm-collapsed .tm-col-status,
  #tokenTableScrollArea.tm-collapsed .tm-col-expir { display: none; }
  .token-status-badge { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; font-weight: 600; white-space: nowrap; }
  .token-status-badge-color--ACTIVE   { color: #16A34A; }
  .token-status-badge-color--DISABLED { color: #DC2626; }
  #tokenTableScrollArea.tm-collapsed .token-name-chips { display: flex; }
  #tokenTableScrollArea.tm-collapsed .th-label-full { display: none; }
  #tokenTableScrollArea.tm-collapsed .th-label-collapsed { display: inline; }
  .icon-btn {
    background: none; border: 1px solid var(--border); color: var(--sub); width: 30px; height: 30px; border-radius: var(--radius);
    cursor: pointer; display: inline-flex; align-items: center; justify-content: center; font-size: 12px;
    transition: background 0.12s, border-color 0.12s, color 0.12s; padding: 0 10px; gap: 6px; width: auto;
  }
  .tm-actions { display: flex; gap: 6px; justify-content: flex-end; }
  @media (max-width: 640px) {
    .tm-actions { display: grid; grid-template-columns: repeat(2, auto); gap: 6px; justify-content: end; }
    .tm-actions > *:last-child:nth-child(odd) { grid-column: 2; justify-self: end; }
  }
  .icon-btn:hover { background: var(--accent-lt); border-color: var(--accent); color: var(--accent); }
  .icon-btn.danger:hover { background: #FEF2F2; border-color: #EF4444; color: #EF4444; }
  .table-spinner { width: 22px; height: 22px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.7s linear infinite; display: inline-block; }
  .table-panel-loading { flex: 1; display: flex; align-items: center; justify-content: center; }

  .token-modal-backdrop { display: none; position: fixed; inset: 0; z-index: 500; background: rgba(24,28,50,0.45); align-items: center; justify-content: center; }
  .dialog-panel {
    background: var(--surface); border-radius: var(--radius-lg); max-width: 420px; width: calc(100% - 48px);
    box-shadow: 0 8px 40px rgba(82,63,105,0.22); display: flex; flex-direction: column; max-height: calc(100vh - 80px);
    font-family: var(--font); color: var(--text);
  }
  .dialog-header { padding: 16px 18px 12px; flex-shrink: 0; border-bottom: 1px solid var(--border); }
  .dialog-body { overflow-y: auto; flex: 1; min-height: 0; display: flex; flex-direction: column; padding: 16px 18px; }
  .dialog-title { font-size: 17px; font-weight: 600; margin: 0 0 2px; color: var(--text); }
  .dialog-subtitle { font-size: 13px; color: var(--sub); margin: 0; }
  .dialog-actions { display: flex; gap: 10px; justify-content: flex-end; padding: 10px 18px 14px; border-top: 1px solid var(--border); flex-shrink: 0; }
  .form-row { margin-bottom: 8px; }
  .form-label { display: block; font-size: 12px; font-weight: 600; color: var(--text); margin-bottom: 3px; }
  .form-select {
    width: 100%; height: 38px; padding: 0 12px; border: 1px solid var(--border); border-radius: var(--radius);
    font-size: 13px; font-family: var(--font); color: var(--text); background: #fff; outline: none;
    transition: border-color 0.15s, box-shadow 0.15s; appearance: none; -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B738A' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 12px center; padding-right: 32px; cursor: pointer;
  }
  .form-select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37,99,235,0.12); }
  .filter-btn {
    flex-shrink: 0; height: 32px; padding: 0 12px;
    border: 1px solid var(--border); border-radius: 0.42rem;
    background: #F3F6F9; font-size: 12px; font-family: inherit;
    cursor: pointer; display: inline-flex; align-items: center; gap: 5px;
    color: var(--sub); white-space: nowrap; transition: all 0.12s;
  }
  .filter-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-lt); }
  .filter-btn:disabled { opacity: 0.6; cursor: default; }
  .form-input {
    width: 100%; height: 38px; padding: 0 12px; border: 1px solid var(--border); border-radius: var(--radius);
    font-size: 13px; font-family: var(--font); color: var(--text); background: #fff; outline: none;
    transition: border-color 0.15s, box-shadow 0.15s; box-sizing: border-box;
  }
  .form-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37,99,235,0.12); }
  .soft-token-preview { background: #FAFBFC; border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 16px; }
  .soft-token-preview .row { display: flex; justify-content: space-between; padding: 4px 0; font-size: 12.5px; }
  .soft-token-preview .row .k { color: var(--sub); }
  .soft-token-preview .row .v { font-family: ui-monospace, monospace; font-weight: 600; }

  .qr-overlay {
    display: none; position: fixed; inset: 0; background: rgba(20,33,61,0.55);
    align-items: center; justify-content: center; padding: 20px; z-index: 600;
  }
  .qr-card {
    max-width: 360px; width: 100%; background: #ffffff; border-radius: 10px; padding: 24px;
    text-align: center;
  }
  .qr-card img { width: 176px; height: 176px; display: block; margin: 14px auto; }
  .qr-card .row { display: flex; justify-content: space-between; padding: 3px 0; font-size: 12.5px; text-align: left; }
  .qr-card .row .k { color: #7a8399; }
  .qr-card .row .v { font-family: ui-monospace, 'Consolas', monospace; font-weight: 600; color: #14213d; }
  .qr-card .token-info { background: #f9fafc; border: 1px solid #e6e9f0; border-radius: 8px; padding: 10px 12px; margin-bottom: 14px; }

  @keyframes appUpdateBannerFlash {
      0%, 100% { box-shadow: 0 4px 20px rgba(0,0,0,0.25), 0 0 0 3px #DC2626; }
      50%      { box-shadow: 0 4px 20px rgba(0,0,0,0.25), 0 0 0 3px transparent; }
  }
  #appUpdateBanner { animation: appUpdateBannerFlash 1s ease-in-out infinite; }