/* =============================================================
   EXO Tools – Fluent 2 Design System
   Microsoft design tokens, components and page layouts.
   Bootstrap is loaded only for responsive grid utilities;
   every visual component is re-styled here.
   ============================================================= */

/* ---------------------------------------------------------------
   Fluent 2 Design Tokens
   --------------------------------------------------------------- */
:root {
  /* ── Brand ─────────────────────────────────────────────────── */
  --fui-brand:               #0078d4;
  --fui-brand-hover:         #106ebe;
  --fui-brand-press:         #005a9e;
  --fui-brand-subtle:        #eff6fc;
  --fui-brand-subtle-hover:  #deecf9;
  --fui-brand-subtle-press:  #c7e0f4;

  /* ── Neutral backgrounds ─────────────────────────────────── */
  --fui-bg-canvas:    #faf9f8;   /* page background (warm off-white) */
  --fui-bg-surface:   #ffffff;   /* card / panel surface             */
  --fui-bg-subtle:    #f5f5f5;   /* striped row / hover row          */
  --fui-bg-muted:     #edebe9;   /* pressed state / dividers         */
  --fui-bg-disabled:  #f0f0f0;

  /* ── Neutral foregrounds ────────────────────────────────── */
  --fui-fg-1:          #242424;  /* primary text                     */
  --fui-fg-2:          #424242;  /* secondary text                   */
  --fui-fg-3:          #616161;  /* tertiary / placeholder           */
  --fui-fg-4:          #767676;  /* hint / caption                   */
  --fui-fg-disabled:   #bdbdbd;

  /* ── Strokes / borders ─────────────────────────────────── */
  --fui-stroke-1:      #d1d1d1;  /* default border                   */
  --fui-stroke-2:      #e5e5e5;  /* subtle border / row divider      */
  --fui-stroke-strong: #999999;

  /* ── Status colours ────────────────────────────────────── */
  --fui-danger-fg:     #b10e1c;
  --fui-danger-bg:     #fde7e9;
  --fui-danger-border: #f4abba;
  --fui-warning-fg:    #835b00;
  --fui-warning-bg:    #fff4ce;
  --fui-warning-border:#f7e28d;
  --fui-success-fg:    #107c10;
  --fui-success-bg:    #dff6dd;
  --fui-success-border:#a7e3a5;
  --fui-info-fg:       #0078d4;
  --fui-info-bg:       #eff6fc;
  --fui-info-border:   #9dc8f0;

  /* ── Typography ─────────────────────────────────────────── */
  --fui-font: "Segoe UI Variable Display", "Segoe UI Variable",
              "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont,
              "Helvetica Neue", Arial, sans-serif;

  /* type ramp */
  --fui-fs-100: 10px;   /* caption small   */
  --fui-fs-200: 12px;   /* caption         */
  --fui-fs-300: 14px;   /* body            */
  --fui-fs-400: 16px;   /* body large      */
  --fui-fs-500: 20px;   /* subtitle        */
  --fui-fs-600: 24px;   /* title           */
  --fui-fs-700: 28px;   /* large title     */
  --fui-fs-800: 32px;   /* display         */

  --fui-lh-300: 20px;
  --fui-lh-400: 22px;
  --fui-lh-500: 28px;
  --fui-lh-600: 32px;
  --fui-lh-700: 36px;

  --fui-fw-regular:  400;
  --fui-fw-medium:   500;
  --fui-fw-semibold: 600;
  --fui-fw-bold:     700;

  /* ── Border radius ─────────────────────────────────────── */
  --fui-br-none:   0;
  --fui-br-sm:     2px;
  --fui-br-md:     4px;   /* buttons, inputs                  */
  --fui-br-lg:     8px;   /* cards, panels                    */
  --fui-br-xl:     12px;  /* modals, large surfaces           */
  --fui-br-circle: 50%;

  /* ── Depth shadows ─────────────────────────────────────── */
  --fui-shadow-2:  0 0 2px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.14);
  --fui-shadow-4:  0 0 2px rgba(0,0,0,.12), 0 2px 4px rgba(0,0,0,.14);
  --fui-shadow-8:  0 0 2px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.14);
  --fui-shadow-16: 0 0 2px rgba(0,0,0,.12), 0 8px 16px rgba(0,0,0,.14);
  --fui-shadow-28: 0 0 8px rgba(0,0,0,.12), 0 14px 28px rgba(0,0,0,.14);
  --fui-shadow-64: 0 0 8px rgba(0,0,0,.12), 0 32px 64px rgba(0,0,0,.14);

  /* ── Transition speeds ─────────────────────────────────── */
  --fui-dur-fast:   80ms;
  --fui-dur-normal: 150ms;
  --fui-dur-slow:   200ms;
  --fui-ease:       cubic-bezier(.33,0,.67,1);

  /* ── Shell header ──────────────────────────────────────── */
  --fui-header-bg:     #1b3a5c;   /* M365 admin-center navy */
  --fui-header-h:      48px;
}

/* ---------------------------------------------------------------
   Global reset / base
   --------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html { font-size: 14px; }

body {
  background-color: var(--fui-bg-canvas);
  color: var(--fui-fg-1);
  font-family: var(--fui-font);
  font-size: var(--fui-fs-300);
  line-height: var(--fui-lh-300);
  font-weight: var(--fui-fw-regular);
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

/* Override Bootstrap's default link colour */
a { color: var(--fui-brand); text-decoration: none; }
a:hover { color: var(--fui-brand-hover); text-decoration: underline; }

/* ---------------------------------------------------------------
   Shell header (command bar)
   --------------------------------------------------------------- */
.fui-header {
  background-color: var(--fui-header-bg);
  height: var(--fui-header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0,0,0,.3);
}

.fui-header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: var(--fui-fs-300);
  font-weight: var(--fui-fw-semibold);
  text-decoration: none;
  flex-shrink: 0;
}
.fui-header-brand:hover { color: rgba(255,255,255,.9); text-decoration: none; }

/* Waffle/app icon box */
.fui-header-icon {
  width: 28px;
  height: 28px;
  background: rgba(255,255,255,.15);
  border-radius: var(--fui-br-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}

/* Vertical separator */
.fui-header-sep {
  width: 1px;
  height: 20px;
  background: rgba(255,255,255,.25);
  margin: 0 4px;
  flex-shrink: 0;
}

.fui-header-subtitle {
  font-size: var(--fui-fs-200);
  font-weight: var(--fui-fw-regular);
  color: rgba(255,255,255,.7);
  margin-left: 2px;
}

.fui-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Persona in header */
.fui-header-persona {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.85);
  font-size: var(--fui-fs-200);
}

.fui-header-avatar {
  width: 28px;
  height: 28px;
  border-radius: var(--fui-br-circle);
  background: rgba(255,255,255,.2);
  border: 1.5px solid rgba(255,255,255,.35);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: var(--fui-fw-semibold);
  color: #fff;
  flex-shrink: 0;
}

.fui-header-signout {
  font-size: var(--fui-fs-200);
  color: rgba(255,255,255,.8);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: var(--fui-br-md);
  padding: 3px 10px;
  background: transparent;
  cursor: pointer;
  transition: background var(--fui-dur-fast) var(--fui-ease);
  display: flex;
  align-items: center;
  gap: 5px;
  text-decoration: none;
}
.fui-header-signout:hover {
  background: rgba(255,255,255,.12);
  color: #fff;
  text-decoration: none;
}

/* ---------------------------------------------------------------
   Page content area
   --------------------------------------------------------------- */
.fui-page {
  padding: 28px 24px;
  min-height: calc(100vh - var(--fui-header-h));
}

/* Constrain content to a readable max width, centred */
.fui-page-inner {
  max-width: 1100px;
  margin: 0 auto;
}

/* ---------------------------------------------------------------
   Bootstrap utility fallbacks
   Ordering matters: d-none must be placed BEFORE responsive
   media-query overrides so that e.g. "d-none d-md-flex" correctly
   shows the element on desktop (the @media rule wins as it's later).
   But d-none must be AFTER plain d-flex so that "d-flex d-none"
   (initially-hidden flex containers) stays hidden.
   --------------------------------------------------------------- */
.d-flex   { display: flex !important; }
.d-inline { display: inline !important; }
.d-block  { display: block !important; }
/* d-none overrides d-flex (comes after it in source order) */
.d-none { display: none !important; }
/* Responsive overrides – come AFTER d-none so the @media rule wins at >=768px
   (e.g. persona element: d-none d-md-flex → hidden on mobile, flex on desktop) */
@media (min-width: 768px) {
  .d-md-flex   { display: flex !important; }
  .d-md-inline { display: inline !important; }
}

/* ---------------------------------------------------------------
   Fluent Card
   --------------------------------------------------------------- */
/* Override Bootstrap .card entirely */
.card {
  background: var(--fui-bg-surface) !important;
  border: 1px solid var(--fui-stroke-2) !important;
  border-radius: var(--fui-br-lg) !important;
  box-shadow: var(--fui-shadow-4) !important;
}

.card-header {
  background: var(--fui-bg-surface) !important;
  border-bottom: 1px solid var(--fui-stroke-2) !important;
  border-radius: var(--fui-br-lg) var(--fui-br-lg) 0 0 !important;
  padding: 16px 20px !important;
}

.card-body {
  padding: 20px !important;
}

/* Card title text */
.fui-card-title {
  font-size: var(--fui-fs-400);
  font-weight: var(--fui-fw-semibold);
  color: var(--fui-fg-1);
  line-height: var(--fui-lh-400);
  margin: 0;
}

.fui-card-desc {
  font-size: var(--fui-fs-300);
  color: var(--fui-fg-3);
  margin: 4px 0 0;
}

/* ---------------------------------------------------------------
   Fluent Buttons
   --------------------------------------------------------------- */
/* Remove Bootstrap .btn base styles we don't want */
.btn {
  font-family: var(--fui-font) !important;
  font-size: var(--fui-fs-300) !important;
  font-weight: var(--fui-fw-semibold) !important;
  border-radius: var(--fui-br-md) !important;
  transition: background var(--fui-dur-fast) var(--fui-ease),
              border-color var(--fui-dur-fast) var(--fui-ease),
              color var(--fui-dur-fast) var(--fui-ease) !important;
  cursor: pointer;
  line-height: var(--fui-lh-300);
}

/* Primary (filled) button */
.btn-primary {
  background-color: var(--fui-brand) !important;
  border-color: var(--fui-brand) !important;
  color: #fff !important;
  padding: 7px 16px !important;
}
.btn-primary:hover, .btn-primary:focus {
  background-color: var(--fui-brand-hover) !important;
  border-color: var(--fui-brand-hover) !important;
  color: #fff !important;
}
.btn-primary:active {
  background-color: var(--fui-brand-press) !important;
  border-color: var(--fui-brand-press) !important;
  color: #fff !important;
}
.btn-primary:disabled, .btn-primary.disabled {
  background-color: var(--fui-bg-disabled) !important;
  border-color: var(--fui-bg-disabled) !important;
  color: var(--fui-fg-disabled) !important;
  opacity: 1 !important;
  cursor: not-allowed;
}

/* Secondary / default (outline) button */
.btn-outline-secondary {
  background-color: var(--fui-bg-surface) !important;
  border: 1px solid var(--fui-stroke-1) !important;
  color: var(--fui-fg-1) !important;
  padding: 5px 12px !important;
}
.btn-outline-secondary:hover, .btn-outline-secondary:focus {
  background-color: var(--fui-bg-subtle) !important;
  border-color: var(--fui-stroke-1) !important;
  color: var(--fui-fg-1) !important;
}
.btn-outline-secondary:active {
  background-color: var(--fui-bg-muted) !important;
}

/* Subtle (ghost) button */
.btn-link {
  color: var(--fui-brand) !important;
  font-weight: var(--fui-fw-regular) !important;
  padding: 4px 6px !important;
}
.btn-link:hover { color: var(--fui-brand-hover) !important; background: transparent !important; }

/* ---------------------------------------------------------------
   Fluent Text Input
   --------------------------------------------------------------- */
.form-control, .form-select {
  display: block !important;    /* required fallback without Bootstrap */
  width: 100% !important;       /* fill available width */
  font-family: var(--fui-font) !important;
  font-size: var(--fui-fs-300) !important;
  color: var(--fui-fg-1) !important;
  background-color: var(--fui-bg-surface) !important;
  border: 1px solid var(--fui-stroke-1) !important;
  border-radius: var(--fui-br-md) !important;
  padding: 6px 10px !important;
  transition: border-color var(--fui-dur-fast) var(--fui-ease),
              box-shadow var(--fui-dur-fast) var(--fui-ease) !important;
  box-shadow: none !important;
  height: auto !important;
  line-height: var(--fui-lh-300) !important;
  box-sizing: border-box !important;
}
.form-control::placeholder { color: var(--fui-fg-3) !important; }
.form-control:focus, .form-select:focus {
  border-color: var(--fui-brand) !important;
  box-shadow: inset 0 0 0 1px var(--fui-brand) !important;
  outline: none !important;
}

/* Large input (People Picker) */
.form-control-lg {
  font-size: var(--fui-fs-300) !important;
  padding: 9px 12px 9px 44px !important;
  height: 40px !important;
  border-radius: var(--fui-br-md) !important;
}

/* Small input */
.form-control-sm {
  font-size: var(--fui-fs-300) !important;
  padding: 5px 10px !important;
  height: 32px !important;
}

.form-label {
  font-size: var(--fui-fs-300);
  font-weight: var(--fui-fw-semibold);
  color: var(--fui-fg-2);
  margin-bottom: 4px;
}

/* ---------------------------------------------------------------
   Fluent Badge
   --------------------------------------------------------------- */
/* Override Bootstrap .badge */
.badge {
  font-family: var(--fui-font) !important;
  font-size: var(--fui-fs-200) !important;
  font-weight: var(--fui-fw-semibold) !important;
  border-radius: var(--fui-br-md) !important;   /* 4px – not pill */
  padding: 2px 8px !important;
  line-height: 16px !important;
}

/* Fluent badge variants */
.fui-badge--danger {
  background-color: var(--fui-danger-bg) !important;
  color: var(--fui-danger-fg) !important;
  border: 1px solid var(--fui-danger-border);
}
.fui-badge--warning {
  background-color: var(--fui-warning-bg) !important;
  color: var(--fui-warning-fg) !important;
  border: 1px solid var(--fui-warning-border);
}
.fui-badge--info {
  background-color: var(--fui-info-bg) !important;
  color: var(--fui-info-fg) !important;
  border: 1px solid var(--fui-info-border);
}
.fui-badge--count {
  background-color: var(--fui-brand) !important;
  color: #fff !important;
  border: none;
  border-radius: 999px !important;
  min-width: 22px;
  text-align: center;
}

/* ---------------------------------------------------------------
   Fluent Table (DataGrid style)
   --------------------------------------------------------------- */
.table {
  font-family: var(--fui-font) !important;
  font-size: var(--fui-fs-300) !important;
  color: var(--fui-fg-1) !important;
  border-collapse: collapse !important;
  width: 100%;
}

.table thead th {
  font-size: var(--fui-fs-200) !important;
  font-weight: var(--fui-fw-semibold) !important;
  text-transform: uppercase !important;
  letter-spacing: .04em !important;
  color: var(--fui-fg-3) !important;
  background-color: var(--fui-bg-subtle) !important;
  padding: 10px 16px !important;
  border-bottom: 1px solid var(--fui-stroke-1) !important;
  white-space: nowrap;
}

.table tbody td {
  padding: 12px 16px !important;
  border-bottom: 1px solid var(--fui-stroke-2) !important;
  vertical-align: middle !important;
}

.table tbody tr:last-child td {
  border-bottom: none !important;
}

.table-hover tbody tr:hover td {
  background-color: var(--fui-bg-subtle) !important;
  transition: background-color var(--fui-dur-fast) var(--fui-ease);
}

.table-light thead { background-color: var(--fui-bg-subtle) !important; }

/* ---------------------------------------------------------------
   Fluent MessageBar (alerts)
   --------------------------------------------------------------- */
.alert {
  font-family: var(--fui-font) !important;
  font-size: var(--fui-fs-300) !important;
  border-radius: var(--fui-br-md) !important;
  padding: 12px 16px !important;
  border: 1px solid transparent !important;
}
.alert-danger {
  background-color: var(--fui-danger-bg) !important;
  border-color: var(--fui-danger-border) !important;
  color: var(--fui-danger-fg) !important;
  border-left: 4px solid var(--fui-danger-fg) !important;
  border-radius: 0 var(--fui-br-md) var(--fui-br-md) 0 !important;
}
.alert-warning {
  background-color: var(--fui-warning-bg) !important;
  border-color: var(--fui-warning-border) !important;
  color: var(--fui-warning-fg) !important;
  border-left: 4px solid var(--fui-warning-fg) !important;
  border-radius: 0 var(--fui-br-md) var(--fui-br-md) 0 !important;
}

/* ---------------------------------------------------------------
   Fluent Spinner
   --------------------------------------------------------------- */
.spinner-border {
  color: var(--fui-brand) !important;
  border-width: 3px !important;
  border-right-color: transparent !important;
  animation-duration: .7s !important;
}

/* ---------------------------------------------------------------
   Fluent Pivot (tab filter bar)
   --------------------------------------------------------------- */
.fui-pivot {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.fui-pivot-btn {
  font-family: var(--fui-font);
  font-size: var(--fui-fs-300);
  font-weight: var(--fui-fw-semibold);
  color: var(--fui-fg-2);
  background: transparent;
  border: 1px solid var(--fui-stroke-1);
  border-radius: var(--fui-br-md);
  padding: 4px 12px;
  cursor: pointer;
  transition: background var(--fui-dur-fast) var(--fui-ease),
              color var(--fui-dur-fast) var(--fui-ease),
              border-color var(--fui-dur-fast) var(--fui-ease);
  line-height: 20px;
  white-space: nowrap;
}
.fui-pivot-btn:hover {
  background: var(--fui-bg-subtle);
  border-color: var(--fui-stroke-strong);
  color: var(--fui-fg-1);
}
.fui-pivot-btn.active {
  background: var(--fui-brand-subtle);
  border-color: var(--fui-brand);
  color: var(--fui-brand);
}
.fui-pivot-btn.active:hover {
  background: var(--fui-brand-subtle-hover);
}

/* ---------------------------------------------------------------
   People Picker row layout (flex, no Bootstrap grid dependency)
   --------------------------------------------------------------- */
.fui-picker-row {
  display: flex;
  gap: 12px;
  align-items: flex-end;
}

.fui-picker-field {
  flex: 1 1 0;
  min-width: 0;   /* allow truncation */
}

/* Ensure inner wrapper divs fill the flex item width */
.fui-picker-field > div,
.fui-picker-field > label ~ div {
  width: 100%;
}

.fui-picker-action {
  flex: 0 0 200px;
}

@media (max-width: 600px) {
  .fui-picker-row  { flex-direction: column; }
  .fui-picker-action { flex: none; width: 100%; }
}

/* ---------------------------------------------------------------
   People Picker
   --------------------------------------------------------------- */
.fui-field-prefix {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  padding-left: 13px;
  color: var(--fui-fg-3);
  pointer-events: none;
  z-index: 5;
  font-size: 16px;
  display: flex;
  align-items: center;
}

/* Keep existing search-icon class as an alias */
.search-icon {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--fui-fg-3);
  padding-left: 13px;
  z-index: 5;
  pointer-events: none;
  display: flex;
  align-items: center;
}

.autocomplete-list {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--fui-bg-surface);
  border: 1px solid var(--fui-stroke-1);
  border-radius: var(--fui-br-md);
  box-shadow: var(--fui-shadow-16);
  max-height: 340px;
  overflow-y: auto;
  z-index: 1050;
  list-style: none;
  padding: 4px 0;
  margin: 0;
}

.autocomplete-list li { padding: 0; }

.autocomplete-list .ac-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  cursor: pointer;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  transition: background-color var(--fui-dur-fast) var(--fui-ease);
  font-family: var(--fui-font);
  color: var(--fui-fg-1);
}
.autocomplete-list .ac-item:hover,
.autocomplete-list .ac-item:focus {
  background-color: var(--fui-bg-subtle);
  outline: none;
}
.autocomplete-list .ac-item + .ac-item {
  border-top: 1px solid var(--fui-stroke-2);
}

/* ---------------------------------------------------------------
   Fluent Persona avatar
   --------------------------------------------------------------- */
.avatar {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: var(--fui-br-circle);
  background: var(--fui-brand);
  color: #fff;
  font-size: 12px;
  font-weight: var(--fui-fw-semibold);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* ---------------------------------------------------------------
   Selected user tag (Fluent Tag component)
   --------------------------------------------------------------- */
.fui-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--fui-brand-subtle);
  border: 1px solid var(--fui-brand-subtle-press);
  border-radius: var(--fui-br-md);
  padding: 3px 10px;
  font-size: var(--fui-fs-300);
  color: var(--fui-fg-1);
  font-weight: var(--fui-fw-regular);
}
.fui-tag-dismiss {
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  color: var(--fui-fg-3);
  display: flex;
  align-items: center;
  transition: color var(--fui-dur-fast) var(--fui-ease);
  font-size: 14px;
  line-height: 1;
  margin-left: 2px;
}
.fui-tag-dismiss:hover { color: var(--fui-danger-fg); }

/* ---------------------------------------------------------------
   Summary metrics strip (inside results card)
   --------------------------------------------------------------- */
.fui-metrics {
  display: flex;
  border-bottom: 1px solid var(--fui-stroke-2);
}

.summary-col {
  flex: 1;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  cursor: default;
  transition: background-color var(--fui-dur-normal) var(--fui-ease);
  border-right: 1px solid var(--fui-stroke-2);
}
.summary-col:last-child { border-right: none; }

.summary-col[role="button"] { cursor: pointer; }
.summary-col[role="button"]:hover { background-color: var(--fui-bg-subtle); }
.summary-col[role="button"]:active { background-color: var(--fui-bg-muted); }
.summary-col.active-metric { background-color: var(--fui-brand-subtle); }

/* ---------------------------------------------------------------
   Loading card
   --------------------------------------------------------------- */
.fui-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  gap: 16px;
}

.fui-loading-ring {
  width: 36px;
  height: 36px;
  border: 3px solid var(--fui-stroke-2);
  border-top-color: var(--fui-brand);
  border-radius: 50%;
  animation: fui-spin .7s linear infinite;
}
@keyframes fui-spin { to { transform: rotate(360deg); } }

/* ---------------------------------------------------------------
   Empty state
   --------------------------------------------------------------- */
.fui-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  gap: 8px;
  color: var(--fui-fg-3);
}
.fui-empty-icon { font-size: 40px; color: var(--fui-success-fg); }
.fui-empty-title {
  font-size: var(--fui-fs-400);
  font-weight: var(--fui-fw-semibold);
  color: var(--fui-fg-2);
}

/* ---------------------------------------------------------------
   Filters bar
   --------------------------------------------------------------- */
.fui-filters {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--fui-bg-canvas);
  border-bottom: 1px solid var(--fui-stroke-2);
  flex-wrap: wrap;
}

.fui-filter-input {
  flex: 0 0 auto;
  min-width: 220px;
  max-width: 320px;
}

/* ---------------------------------------------------------------
   Login page
   --------------------------------------------------------------- */
.fui-login-bg {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(160deg, #0f2d4a 0%, #1b3a5c 45%, #0078d4 100%);
  padding: 24px;
}

.fui-login-card {
  background: var(--fui-bg-surface);
  border-radius: var(--fui-br-xl);
  box-shadow: var(--fui-shadow-64);
  width: 100%;
  max-width: 400px;
  padding: 40px 36px 32px;
}

.fui-login-logo {
  width: 44px;
  height: 44px;
  margin-bottom: 20px;
}

.fui-login-title {
  font-size: var(--fui-fs-600);
  font-weight: var(--fui-fw-semibold);
  color: var(--fui-fg-1);
  line-height: var(--fui-lh-600);
  margin: 0 0 4px;
}

.fui-login-sub {
  font-size: var(--fui-fs-300);
  color: var(--fui-fg-3);
  margin: 0 0 28px;
}

.fui-login-divider {
  border: none;
  border-top: 1px solid var(--fui-stroke-2);
  margin: 24px 0;
}

.fui-login-footer {
  font-size: var(--fui-fs-200);
  color: var(--fui-fg-4);
  text-align: center;
}

/* Microsoft sign-in button */
.fui-msft-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  background: var(--fui-brand);
  color: #fff;
  border: none;
  border-radius: var(--fui-br-md);
  font-family: var(--fui-font);
  font-size: var(--fui-fs-300);
  font-weight: var(--fui-fw-semibold);
  padding: 11px 16px;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--fui-dur-fast) var(--fui-ease);
  line-height: 20px;
}
.fui-msft-btn:hover {
  background: var(--fui-brand-hover);
  color: #fff;
  text-decoration: none;
}
.fui-msft-btn:active { background: var(--fui-brand-press); }

/* ---------------------------------------------------------------
   Misc utility overrides
   --------------------------------------------------------------- */
/* Bootstrap utility fallbacks (cont.) */
.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.overflow-hidden   { overflow: hidden !important; }
.flex-grow-1       { flex-grow: 1 !important; }
.text-truncate     { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fw-semibold       { font-weight: 600 !important; }
.fw-bold           { font-weight: 700 !important; }
.small             { font-size: 12px !important; }
.w-100             { width: 100% !important; }
.mt-3              { margin-top: 12px !important; }
.ms-1              { margin-left: 4px !important; }
.ms-2              { margin-left: 8px !important; }
.me-1              { margin-right: 4px !important; }
.me-2              { margin-right: 8px !important; }
.mb-0              { margin-bottom: 0 !important; }
.mb-1              { margin-bottom: 4px !important; }
.mb-4              { margin-bottom: 20px !important; }
.gap-2             { gap: 8px !important; }
.align-items-center { align-items: center !important; }
.justify-content-between { justify-content: space-between !important; }
.flex-wrap         { flex-wrap: wrap !important; }
.flex-shrink-0     { flex-shrink: 0 !important; }
.end-0             { right: 0 !important; }
.top-50            { top: 50% !important; }
.translate-middle-y { transform: translateY(-50%) !important; }
.pe-3              { padding-right: 12px !important; }

/* Bootstrap text-muted → Fluent secondary foreground */
.text-muted { color: var(--fui-fg-3) !important; }

/* Bootstrap text-primary */
.text-primary { color: var(--fui-brand) !important; }

/* Bootstrap bg-light → Fluent canvas background */
.bg-light { background-color: var(--fui-bg-canvas) !important; }

/* Remove Bootstrap's default card shadow (we set our own above) */
.shadow-sm { box-shadow: var(--fui-shadow-4) !important; }

/* Scrollbar styling (Chromium) */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #c8c8c8; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #a0a0a0; }

/* Focus ring (accessibility) */
:focus-visible {
  outline: 2px solid var(--fui-brand);
  outline-offset: 2px;
}