/* ef-ui.css — Everflow component sheet (v0.2)
 * Depends on ef-tokens.css. Components use SEMANTIC tokens only.
 */

/* ---------- base ---------- */
.ef-body,
.ef-ui {
  font-family: var(--ef-font-body);
  color: var(--ef-text);
  background: var(--ef-bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.ef-ui *,
.ef-ui *::before,
.ef-ui *::after {
  box-sizing: border-box;
}

/* ---------- button ---------- */
.ef-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--ef-radius-sm);
  border: 1px solid transparent;
  font: inherit;
  font-weight: var(--ef-weight-semibold);
  font-size: 0.9375rem;
  line-height: 1.2;
  cursor: pointer;
  text-decoration: none;
  transition:
    background var(--ef-duration) var(--ef-ease),
    color var(--ef-duration) var(--ef-ease),
    border-color var(--ef-duration) var(--ef-ease),
    transform var(--ef-duration) var(--ef-ease);
}
.ef-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.ef-btn:focus-visible {
  outline: 2px solid var(--ef-action);
  outline-offset: 2px;
}
.ef-btn--primary {
  background: var(--ef-action);
  color: var(--ef-text-inverse);
}
.ef-btn--primary:hover:not(:disabled) {
  filter: brightness(1.08);
}
.ef-btn--secondary {
  background: var(--ef-surface);
  color: var(--ef-text-brand);
  border-color: var(--ef-border);
}
.ef-btn--secondary:hover:not(:disabled) {
  border-color: var(--ef-action);
}
.ef-btn--ghost {
  background: transparent;
  color: var(--ef-text-brand);
}
.ef-btn--ghost:hover:not(:disabled) {
  background: var(--ef-surface);
}
.ef-btn--danger {
  background: var(--ef-danger);
  color: var(--ef-text-inverse);
}
.ef-btn--accent {
  background: var(--ef-accent);
  color: var(--ef-text);
}
.ef-btn--sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8125rem;
}
.ef-btn--lg {
  padding: 0.75rem 1.4rem;
  font-size: 1rem;
}

/* ---------- badge / chip ---------- */
.ef-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: var(--ef-weight-medium);
  line-height: 1.4;
  background: var(--ef-surface);
  color: var(--ef-text-brand);
  border: 1px solid transparent;
  white-space: nowrap;
}
.ef-badge--neutral {
  background: var(--ef-grey-100);
  color: var(--ef-text);
}
.ef-badge--success {
  background: var(--ef-success-soft);
  color: var(--ef-success);
}
.ef-badge--danger {
  background: var(--ef-danger-soft);
  color: var(--ef-danger);
}
.ef-badge--warning {
  background: var(--ef-warning-soft);
  color: var(--ef-warning);
}
.ef-badge--outline {
  background: transparent;
  border-color: var(--ef-border);
  color: var(--ef-text-muted);
}

/* ---------- card ---------- */
.ef-card {
  background: var(--ef-card);
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-md);
  box-shadow: var(--ef-shadow-card);
  padding: 1.25rem;
}
.ef-card__title {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: var(--ef-weight-semibold);
  letter-spacing: var(--ef-tracking-heading-sm);
  color: var(--ef-text-brand);
}
.ef-card__meta {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--ef-text-muted);
}

/* ---------- stat / KPI ---------- */
.ef-stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.ef-stat__value {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: var(--ef-tracking-heading-sm);
  color: var(--ef-text-brand);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.ef-stat__label {
  font-size: 0.75rem;
  font-weight: var(--ef-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ef-text-muted);
}
.ef-stat__delta {
  margin-top: 0.15rem;
}

/* ---------- inputs ---------- */
.ef-input,
.ef-select-native,
.ef-search__field {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-sm);
  background: var(--ef-input-bg, var(--ef-white));
  color: var(--ef-text);
  font: inherit;
  font-size: 0.9375rem;
  transition: border-color var(--ef-duration) var(--ef-ease);
}
.ef-input:focus,
.ef-select-native:focus,
.ef-search__field:focus {
  outline: none;
  border-color: var(--ef-action);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ef-action) 18%, transparent);
}
.ef-input::placeholder,
.ef-search__field::placeholder {
  color: var(--ef-text-muted);
}

.ef-search {
  position: relative;
  display: flex;
  align-items: center;
}
.ef-search__field {
  padding-left: 2.25rem;
}
.ef-search__icon {
  position: absolute;
  left: 0.75rem;
  width: 1rem;
  height: 1rem;
  opacity: 0.45;
  pointer-events: none;
}

/* ---------- table ---------- */
.ef-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.ef-table th,
.ef-table td {
  padding: 0.65rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--ef-border);
}
.ef-table th {
  font-size: 0.75rem;
  font-weight: var(--ef-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ef-text-muted);
  background: var(--ef-surface);
}
.ef-table tbody tr:hover {
  background: color-mix(in srgb, var(--ef-surface) 55%, transparent);
}
.ef-table .ef-num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.ef-table--clickable tbody tr {
  cursor: pointer;
}

/* ---------- tabs ---------- */
.ef-tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--ef-border);
  margin-bottom: 1rem;
}
.ef-tab {
  appearance: none;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  padding: 0.65rem 0.9rem;
  font: inherit;
  font-size: 0.875rem;
  font-weight: var(--ef-weight-medium);
  color: var(--ef-text-muted);
  cursor: pointer;
}
.ef-tab:hover {
  color: var(--ef-text);
}
.ef-tab[aria-selected="true"] {
  color: var(--ef-text-brand);
  border-bottom-color: var(--ef-action);
}
.ef-tab:focus-visible {
  outline: 2px solid var(--ef-action);
  outline-offset: 2px;
}
.ef-tab-panel[hidden] {
  display: none;
}

/* ---------- banner ---------- */
.ef-banner {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.85rem 1rem;
  border-radius: var(--ef-radius-sm);
  border: 1px solid var(--ef-border);
  background: var(--ef-surface);
  font-size: 0.875rem;
}
.ef-banner--info {
  border-color: color-mix(in srgb, var(--ef-action) 30%, var(--ef-border));
}
.ef-banner--warning {
  background: color-mix(in srgb, var(--ef-accent) 28%, white);
  border-color: color-mix(in srgb, var(--ef-accent) 50%, var(--ef-border));
}
.ef-banner--danger {
  background: color-mix(in srgb, var(--ef-danger) 10%, white);
  border-color: color-mix(in srgb, var(--ef-danger) 35%, var(--ef-border));
}

/* ---------- toast ---------- */
.ef-toast-host {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 10000;
  display: flex;
  flex-direction: column-reverse;
  gap: 0.5rem;
  pointer-events: none;
}
.ef-toast {
  pointer-events: auto;
  min-width: 220px;
  max-width: 360px;
  padding: 0.75rem 1rem;
  border-radius: var(--ef-radius-sm);
  background: var(--ef-surface-inverse);
  color: var(--ef-text-inverse);
  font-size: 0.875rem;
  box-shadow: 0 8px 24px rgba(26, 26, 26, 0.18);
  animation: ef-toast-in var(--ef-duration) var(--ef-ease);
}
.ef-toast--success {
  background: var(--ef-success);
}
.ef-toast--danger {
  background: var(--ef-danger);
}
@keyframes ef-toast-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- modal ---------- */
.ef-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: color-mix(in srgb, var(--ef-purple-dark) 45%, transparent);
  backdrop-filter: blur(2px);
}
.ef-modal-backdrop[hidden] {
  display: none;
}
.ef-modal {
  width: min(640px, 100%);
  max-height: 86vh;
  display: flex;
  flex-direction: column;
  background: var(--ef-card);
  border-radius: var(--ef-radius-md);
  box-shadow: 0 24px 60px rgba(38, 10, 114, 0.18);
  overflow: hidden;
}
.ef-modal__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid var(--ef-border);
}
.ef-modal__title {
  margin: 0;
  font-size: 1.125rem;
  font-weight: var(--ef-weight-semibold);
  letter-spacing: var(--ef-tracking-heading-sm);
  color: var(--ef-text-brand);
}
.ef-modal__body {
  padding: 1.25rem;
  overflow: auto;
}
.ef-modal__close {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--ef-text-muted);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.15rem;
}
.ef-modal__close:hover {
  color: var(--ef-text);
}

/* ---------- dropdown ---------- */
.ef-dropdown {
  position: relative;
  display: inline-block;
}
.ef-dropdown__trigger {
  min-width: 10rem;
  justify-content: space-between;
}
.ef-dropdown__menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 50;
  min-width: 100%;
  margin: 0;
  padding: 0.35rem;
  list-style: none;
  background: var(--ef-card);
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-sm);
  box-shadow: 0 8px 24px rgba(38, 10, 114, 0.1);
}
.ef-dropdown__menu[hidden] {
  display: none;
}
.ef-dropdown__option {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.45rem 0.65rem;
  border: none;
  border-radius: 6px;
  background: transparent;
  font: inherit;
  font-size: 0.875rem;
  color: var(--ef-text);
  cursor: pointer;
}
.ef-dropdown__option:hover,
.ef-dropdown__option[aria-selected="true"] {
  background: var(--ef-surface);
  color: var(--ef-text-brand);
}

/* ---------- filter chips ---------- */
.ef-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.ef-filter__chip {
  appearance: none;
  border: 1px solid var(--ef-border);
  background: var(--ef-card);
  color: var(--ef-text-muted);
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
  font: inherit;
  font-size: 0.8125rem;
  font-weight: var(--ef-weight-medium);
  cursor: pointer;
  transition:
    background var(--ef-duration) var(--ef-ease),
    color var(--ef-duration) var(--ef-ease),
    border-color var(--ef-duration) var(--ef-ease);
}
.ef-filter__chip:hover {
  border-color: var(--ef-action);
  color: var(--ef-text-brand);
}
.ef-filter__chip[aria-pressed="true"] {
  background: var(--ef-action);
  border-color: var(--ef-action);
  color: var(--ef-text-inverse);
}

/* ---------- skeleton / empty ---------- */
.ef-skel {
  display: block;
  height: 0.9rem;
  border-radius: 6px;
  background: linear-gradient(
    90deg,
    var(--ef-grey-100) 0%,
    color-mix(in srgb, var(--ef-lavender) 70%, white) 50%,
    var(--ef-grey-100) 100%
  );
  background-size: 200% 100%;
  animation: ef-skel 1.2s ease-in-out infinite;
}
@keyframes ef-skel {
  to {
    background-position: -200% 0;
  }
}

.ef-empty {
  text-align: center;
  padding: 2.5rem 1.5rem;
  color: var(--ef-text-muted);
  font-size: 0.9375rem;
}
.ef-empty__title {
  margin: 0 0 0.35rem;
  color: var(--ef-text);
  font-weight: var(--ef-weight-semibold);
}

/* ---------- timeline (stretch) ---------- */
.ef-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 2px solid var(--ef-border);
  margin-left: 0.5rem;
}
.ef-timeline__item {
  position: relative;
  padding: 0 0 1.25rem 1.25rem;
}
.ef-timeline__item::before {
  content: "";
  position: absolute;
  left: -0.4rem;
  top: 0.35rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--ef-action);
  box-shadow: 0 0 0 3px var(--ef-bg);
}
.ef-timeline__item--muted::before {
  background: var(--ef-grey-200);
}
.ef-timeline__time {
  display: block;
  font-size: 0.75rem;
  color: var(--ef-text-muted);
  margin-bottom: 0.15rem;
}
.ef-timeline__title {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: var(--ef-weight-semibold);
  color: var(--ef-text-brand);
}

/* ---------- chat / citation (stretch) ---------- */
.ef-chat {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 280px;
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-md);
  background: var(--ef-card);
  overflow: hidden;
}
.ef-chat__messages {
  flex: 1;
  overflow: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.ef-chat__bubble {
  max-width: 85%;
  padding: 0.65rem 0.85rem;
  border-radius: var(--ef-radius-sm);
  font-size: 0.875rem;
  line-height: 1.45;
}
.ef-chat__bubble--user {
  align-self: flex-end;
  background: var(--ef-action);
  color: var(--ef-text-inverse);
}
.ef-chat__bubble--assistant {
  align-self: flex-start;
  background: var(--ef-surface);
  color: var(--ef-text);
}
.ef-chat__composer {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem;
  border-top: 1px solid var(--ef-border);
}

.ef-cite {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.1rem 0.45rem;
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: var(--ef-weight-medium);
  background: var(--ef-surface);
  color: var(--ef-text-brand);
  border: 1px solid var(--ef-border);
  text-decoration: none;
}
.ef-cite:hover {
  border-color: var(--ef-action);
}
.ef-cite__conf {
  color: var(--ef-text-muted);
  font-variant-numeric: tabular-nums;
}

/* ---------- layout helpers ---------- */
.ef-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.ef-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}
.ef-grid-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
}

/* ---------- app shell ---------- */
.ef-shell {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
}
.ef-topband {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.9rem clamp(1rem, 3vw, 2rem);
  background: var(--ef-surface-inverse);
  color: var(--ef-text-inverse);
}
.ef-topband__logo {
  height: 28px;
  width: auto;
  display: block;
}
.ef-topband__title {
  font-size: 0.75rem;
  font-weight: var(--ef-weight-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.72;
}
.ef-topband__spacer {
  flex: 1;
}
.ef-topband .ef-btn--ghost {
  color: rgba(255, 255, 255, 0.9);
}
.ef-topband .ef-btn--ghost:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.ef-shell__body {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 0;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem clamp(1rem, 2.5vw, 2rem) 3rem;
}
@media (max-width: 860px) {
  .ef-shell__body {
    grid-template-columns: 1fr;
  }
  .ef-side-toggle {
    display: inline-flex !important;
  }
  .ef-side {
    position: fixed;
    z-index: 50;
    inset: 3.25rem 0 0 0;
    width: min(18rem, 86vw);
    padding: 1rem;
    background: var(--ef-card);
    border-right: 1px solid var(--ef-border);
    box-shadow: var(--ef-shadow-hover);
    transform: translateX(-105%);
    transition: transform var(--ef-duration) var(--ef-ease);
    overflow: auto;
  }
  .ef-shell--nav-open .ef-side {
    transform: translateX(0);
  }
  .ef-shell--nav-open::after {
    content: "";
    position: fixed;
    inset: 3.25rem 0 0 0;
    background: rgba(16, 8, 31, 0.35);
    z-index: 40;
  }
  .ef-kanban {
    grid-template-columns: 1fr;
  }
  .ef-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

.ef-side {
  padding-right: 1.25rem;
}
.ef-side__label {
  margin: 0 0 0.55rem;
  font-size: 0.7rem;
  font-weight: var(--ef-weight-semibold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ef-text-muted);
}
.ef-side__link {
  display: block;
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  font: inherit;
  font-size: 0.9rem;
  font-weight: var(--ef-weight-medium);
  color: var(--ef-text-muted);
  padding: 0.5rem 0.7rem;
  border-radius: var(--ef-radius-sm);
  cursor: pointer;
  margin-bottom: 0.15rem;
  text-decoration: none;
}
.ef-side__link:hover {
  color: var(--ef-text-brand);
  background: var(--ef-surface);
}
.ef-side__link[aria-current="page"] {
  background: var(--ef-action);
  color: var(--ef-text-inverse);
}

.ef-page-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.ef-page-head h1 {
  margin: 0 0 0.25rem;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: var(--ef-weight-bold);
  letter-spacing: var(--ef-tracking-heading-lg);
  color: var(--ef-text-brand);
  line-height: 1.1;
}
.ef-page-head p {
  margin: 0;
  color: var(--ef-text-muted);
  font-size: 0.95rem;
  max-width: 36rem;
}

.ef-main {
  min-width: 0;
}

/* ---------- forms ---------- */
.ef-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
}
.ef-field__label {
  font-size: 0.8rem;
  font-weight: var(--ef-weight-semibold);
  color: var(--ef-text-muted);
}
.ef-field__hint {
  font-size: 0.75rem;
  color: var(--ef-text-muted);
}
.ef-field__error {
  font-size: 0.75rem;
  color: var(--ef-danger);
}
.ef-field--error .ef-input,
.ef-field--error .ef-textarea,
.ef-field--error .ef-select-native {
  border-color: var(--ef-danger);
}
.ef-field--error .ef-input:focus,
.ef-field--error .ef-textarea:focus,
.ef-field--error .ef-select-native:focus {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ef-danger) 18%, transparent);
}

.ef-textarea {
  width: 100%;
  min-height: 6rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-sm);
  background: var(--ef-input-bg, var(--ef-white));
  color: var(--ef-text);
  font: inherit;
  font-size: 0.9375rem;
  resize: vertical;
}
.ef-textarea:focus {
  outline: none;
  border-color: var(--ef-action);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ef-action) 18%, transparent);
}

.ef-check,
.ef-radio {
  display: inline-flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--ef-text);
  cursor: pointer;
}
.ef-check input,
.ef-radio input {
  margin-top: 0.2rem;
  accent-color: var(--ef-action);
  width: 1rem;
  height: 1rem;
}

.ef-switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--ef-text);
  user-select: none;
}
.ef-switch input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.ef-switch__track {
  width: 2.5rem;
  height: 1.4rem;
  border-radius: 999px;
  background: var(--ef-grey-200);
  position: relative;
  transition: background var(--ef-duration) var(--ef-ease);
  flex-shrink: 0;
}
.ef-switch__track::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 50%;
  background: var(--ef-white);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
  transition: transform var(--ef-duration) var(--ef-ease);
}
.ef-switch input:checked + .ef-switch__track {
  background: var(--ef-action);
}
.ef-switch input:checked + .ef-switch__track::after {
  transform: translateX(1.1rem);
}
.ef-switch input:focus-visible + .ef-switch__track {
  outline: 2px solid var(--ef-action);
  outline-offset: 2px;
}

.ef-fieldset {
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-md);
  padding: 1rem 1.1rem;
  margin: 0 0 1rem;
  background: var(--ef-card);
}
.ef-fieldset legend {
  padding: 0 0.35rem;
  font-size: 0.8rem;
  font-weight: var(--ef-weight-semibold);
  color: var(--ef-text-brand);
}

.ef-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.5rem;
}

/* ---------- table extras ---------- */
.ef-table thead th[data-ef-sort] {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
.ef-table thead th[data-ef-sort]::after {
  content: " ↕";
  opacity: 0.35;
  font-size: 0.7em;
}
.ef-table thead th[aria-sort="ascending"]::after {
  content: " ↑";
  opacity: 1;
  color: var(--ef-action);
}
.ef-table thead th[aria-sort="descending"]::after {
  content: " ↓";
  opacity: 1;
  color: var(--ef-action);
}
.ef-table--sticky thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  box-shadow: 0 1px 0 var(--ef-border);
}
.ef-table__empty td,
.ef-table__loading td {
  text-align: center;
  color: var(--ef-text-muted);
  font-style: italic;
  padding: 1.5rem 0.75rem;
}

/* ---------- accordion ---------- */
.ef-accordion {
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-md);
  background: var(--ef-card);
  overflow: hidden;
}
.ef-accordion__item + .ef-accordion__item {
  border-top: 1px solid var(--ef-border);
}
.ef-accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  border: none;
  background: transparent;
  font: inherit;
  font-weight: var(--ef-weight-semibold);
  font-size: 0.9375rem;
  color: var(--ef-text-brand);
  text-align: left;
  cursor: pointer;
}
.ef-accordion__trigger:hover {
  background: var(--ef-surface);
}
.ef-accordion__trigger::after {
  content: "▾";
  color: var(--ef-text-muted);
  transition: transform var(--ef-duration) var(--ef-ease);
}
.ef-accordion__trigger[aria-expanded="true"]::after {
  transform: rotate(180deg);
}
.ef-accordion__panel {
  padding: 0 1rem 1rem;
  font-size: 0.9rem;
  color: var(--ef-text);
}
.ef-accordion__panel[hidden] {
  display: none;
}

/* ---------- drawer / sheet ---------- */
.ef-drawer-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9100;
  background: color-mix(in srgb, var(--ef-purple-dark) 45%, transparent);
  display: flex;
  justify-content: flex-end;
}
.ef-drawer-backdrop[hidden] {
  display: none;
}
.ef-drawer {
  width: min(400px, 100%);
  height: 100%;
  background: var(--ef-card);
  box-shadow: -8px 0 32px rgba(38, 10, 114, 0.16);
  display: flex;
  flex-direction: column;
  animation: ef-drawer-in var(--ef-duration) var(--ef-ease);
}
.ef-drawer--left {
  margin-right: auto;
  animation-name: ef-drawer-in-left;
}
@keyframes ef-drawer-in {
  from {
    transform: translateX(12px);
    opacity: 0.6;
  }
  to {
    transform: none;
    opacity: 1;
  }
}
@keyframes ef-drawer-in-left {
  from {
    transform: translateX(-12px);
    opacity: 0.6;
  }
  to {
    transform: none;
    opacity: 1;
  }
}
.ef-drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  border-bottom: 1px solid var(--ef-border);
}
.ef-drawer__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: var(--ef-weight-semibold);
  color: var(--ef-text-brand);
}
.ef-drawer__body {
  padding: 1.15rem;
  overflow: auto;
  flex: 1;
}
.ef-drawer__foot {
  padding: 0.85rem 1.15rem;
  border-top: 1px solid var(--ef-border);
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
}

/* ---------- tooltip ---------- */
.ef-tooltip {
  position: relative;
  display: inline-flex;
}
.ef-tooltip__tip {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  padding: 0.35rem 0.55rem;
  border-radius: 6px;
  background: var(--ef-surface-inverse);
  color: var(--ef-text-inverse);
  font-size: 0.75rem;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--ef-duration) var(--ef-ease);
  z-index: 20;
}
.ef-tooltip:hover .ef-tooltip__tip,
.ef-tooltip:focus-within .ef-tooltip__tip {
  opacity: 1;
}

/* ---------- progress ---------- */
.ef-progress {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.ef-progress__bar {
  height: 0.5rem;
  border-radius: 999px;
  background: var(--ef-surface);
  overflow: hidden;
}
.ef-progress__fill {
  height: 100%;
  border-radius: inherit;
  background: var(--ef-action);
  transition: width var(--ef-duration) var(--ef-ease);
}
.ef-progress__label {
  font-size: 0.75rem;
  color: var(--ef-text-muted);
}

/* ---------- avatar ---------- */
.ef-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: var(--ef-surface);
  color: var(--ef-text-brand);
  font-size: 0.8rem;
  font-weight: var(--ef-weight-semibold);
  overflow: hidden;
  flex-shrink: 0;
}
.ef-avatar--sm {
  width: 1.75rem;
  height: 1.75rem;
  font-size: 0.7rem;
}
.ef-avatar--lg {
  width: 3rem;
  height: 3rem;
  font-size: 1rem;
}
.ef-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- breadcrumb ---------- */
.ef-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  font-size: 0.8125rem;
  color: var(--ef-text-muted);
}
.ef-breadcrumb a {
  color: var(--ef-text-brand);
  text-decoration: none;
}
.ef-breadcrumb a:hover {
  text-decoration: underline;
}
.ef-breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: 0.35rem;
  color: var(--ef-grey-200);
  pointer-events: none;
}
.ef-breadcrumb [aria-current="page"] {
  color: var(--ef-text);
  font-weight: var(--ef-weight-medium);
}

/* ---------- pagination ---------- */
.ef-pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}
.ef-pagination__btn {
  min-width: 2rem;
  height: 2rem;
  padding: 0 0.5rem;
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-sm);
  background: var(--ef-card);
  color: var(--ef-text);
  font: inherit;
  font-size: 0.8125rem;
  cursor: pointer;
}
.ef-pagination__btn:hover {
  border-color: var(--ef-action);
  color: var(--ef-text-brand);
}
.ef-pagination__btn[aria-current="page"] {
  background: var(--ef-action);
  border-color: var(--ef-action);
  color: var(--ef-text-inverse);
}
.ef-pagination__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ---------- spinner ---------- */
.ef-spinner {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--ef-border);
  border-top-color: var(--ef-action);
  border-radius: 50%;
  animation: ef-spin 0.7s linear infinite;
  display: inline-block;
  vertical-align: middle;
}
.ef-spinner--lg {
  width: 2rem;
  height: 2rem;
  border-width: 3px;
}
@keyframes ef-spin {
  to {
    transform: rotate(360deg);
  }
}

/* ---------- divider ---------- */
.ef-divider {
  border: none;
  border-top: 1px solid var(--ef-border);
  margin: 1.25rem 0;
}

/* ---------- file upload ---------- */
.ef-upload {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 1.5rem 1rem;
  border: 1.5px dashed var(--ef-border);
  border-radius: var(--ef-radius-md);
  background: var(--ef-card);
  text-align: center;
  color: var(--ef-text-muted);
  font-size: 0.875rem;
  cursor: pointer;
  transition:
    border-color var(--ef-duration) var(--ef-ease),
    background var(--ef-duration) var(--ef-ease);
}
.ef-upload:hover,
.ef-upload:focus-within {
  border-color: var(--ef-action);
  background: var(--ef-surface);
}
.ef-upload input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  overflow: hidden;
}
.ef-upload__title {
  font-weight: var(--ef-weight-semibold);
  color: var(--ef-text-brand);
}

/* ---------- popover ---------- */
.ef-popover {
  position: relative;
  display: inline-block;
}
.ef-popover__panel {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 40;
  min-width: 200px;
  padding: 0.75rem;
  background: var(--ef-card);
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-sm);
  box-shadow: var(--ef-shadow-hover);
}
.ef-popover__panel[hidden] {
  display: none;
}

/* ---------- logo lockup ---------- */
.ef-logo {
  display: inline-block;
  height: 28px;
  width: auto;
}
.ef-logo--sm {
  height: 20px;
}
.ef-logo--lg {
  height: 36px;
}

/* ---------- steps / stepper ---------- */
.ef-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  counter-reset: ef-step;
}
.ef-steps__item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8125rem;
  color: var(--ef-text-muted);
  counter-increment: ef-step;
}
.ef-steps__item::before {
  content: counter(ef-step);
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ef-surface);
  color: var(--ef-text-brand);
  font-weight: var(--ef-weight-semibold);
  font-size: 0.7rem;
}
.ef-steps__item[aria-current="step"] {
  color: var(--ef-text-brand);
  font-weight: var(--ef-weight-semibold);
}
.ef-steps__item[aria-current="step"]::before {
  background: var(--ef-action);
  color: var(--ef-text-inverse);
}
.ef-steps__item--done::before {
  content: "✓";
  background: var(--ef-success-soft);
  color: var(--ef-success);
}

/* ---------- kbd / code ---------- */
.ef-kbd {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  border: 1px solid var(--ef-border);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--ef-card);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.75rem;
  color: var(--ef-text);
}
.ef-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85em;
  background: color-mix(in srgb, var(--ef-action) 8%, transparent);
  color: var(--ef-text-brand);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}

/* ---------- date range (native inputs only — no datepicker widget) ---------- */
.ef-daterange {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 0.65rem 0.85rem;
}
.ef-daterange .ef-field {
  margin-bottom: 0;
  min-width: 9.5rem;
}
.ef-daterange__sep {
  align-self: center;
  padding-bottom: 0.55rem;
  color: var(--ef-text-muted);
  font-size: 0.85rem;
}
input.ef-input[type="date"],
input.ef-input[type="datetime-local"],
input.ef-input[type="time"] {
  min-height: 2.45rem;
}

/* ---------- deltas ---------- */
.ef-delta {
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
  font-size: 0.8125rem;
  font-weight: var(--ef-weight-semibold);
  font-variant-numeric: tabular-nums;
  color: var(--ef-text-muted);
}
.ef-delta--up {
  color: var(--ef-success);
}
.ef-delta--down {
  color: var(--ef-danger);
}

/* ---------- prose ---------- */
.ef-prose {
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--ef-text);
  max-width: 42rem;
}
.ef-prose > :first-child {
  margin-top: 0;
}
.ef-prose > :last-child {
  margin-bottom: 0;
}
.ef-prose p {
  margin: 0 0 0.85rem;
}
.ef-prose h3,
.ef-prose h4 {
  margin: 1.25rem 0 0.5rem;
  color: var(--ef-text-brand);
  letter-spacing: var(--ef-tracking-heading-sm);
}
.ef-prose ul,
.ef-prose ol {
  margin: 0 0 0.85rem;
  padding-left: 1.25rem;
}
.ef-prose a {
  color: var(--ef-text-brand);
}
.ef-prose code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85em;
}

/* ---------- description list (Jira-style key/value) ---------- */
.ef-dl {
  display: grid;
  grid-template-columns: minmax(6rem, 9rem) 1fr;
  gap: 0.55rem 1rem;
  margin: 0;
  font-size: 0.875rem;
}
.ef-dl dt {
  margin: 0;
  color: var(--ef-text-muted);
  font-weight: var(--ef-weight-medium);
}
.ef-dl dd {
  margin: 0;
  color: var(--ef-text);
  min-width: 0;
  word-break: break-word;
}

/* ---------- login card ---------- */
.ef-login {
  width: min(100%, 380px);
  margin: 0 auto;
  padding: 1.5rem 1.35rem;
}
.ef-login__title {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
  color: var(--ef-text-brand);
  letter-spacing: var(--ef-tracking-heading-sm);
}
.ef-login__sub {
  margin: 0 0 1.25rem;
  font-size: 0.875rem;
  color: var(--ef-text-muted);
}
.ef-login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background: var(--ef-bg);
}

/* ---------- chart placeholder (BYO charts — still out until forced) ---------- */
.ef-chart-slot {
  display: grid;
  place-items: center;
  min-height: 220px;
  padding: 1.25rem;
  border: 1px dashed var(--ef-border);
  border-radius: var(--ef-radius-md);
  background: color-mix(in srgb, var(--ef-surface) 45%, var(--ef-card));
  text-align: center;
  color: var(--ef-text-muted);
  font-size: 0.875rem;
}
.ef-chart-slot__title {
  margin: 0 0 0.35rem;
  font-weight: var(--ef-weight-semibold);
  color: var(--ef-text);
}
.ef-chart-slot__hint {
  margin: 0;
  max-width: 28rem;
  line-height: 1.45;
}

/* ---------- async page block ---------- */
.ef-async {
  position: relative;
}
.ef-async__state {
  padding: 1.25rem;
}

/* ---------- datepicker ---------- */
.ef-datepicker {
  position: relative;
  display: inline-block;
  width: min(100%, 16rem);
}
.ef-datepicker__panel {
  position: absolute;
  z-index: 40;
  top: calc(100% + 0.35rem);
  left: 0;
  width: 17.5rem;
  padding: 0.75rem;
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-md);
  background: var(--ef-card);
  box-shadow: var(--ef-shadow-hover);
}
.ef-datepicker__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem;
  margin-bottom: 0.65rem;
}
.ef-datepicker__month {
  font-size: 0.875rem;
  font-weight: var(--ef-weight-semibold);
  color: var(--ef-text-brand);
}
.ef-datepicker__grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.2rem;
}
.ef-datepicker__dow {
  text-align: center;
  font-size: 0.65rem;
  font-weight: var(--ef-weight-semibold);
  color: var(--ef-text-muted);
  text-transform: uppercase;
  padding: 0.25rem 0;
}
.ef-datepicker__day {
  appearance: none;
  border: none;
  background: transparent;
  border-radius: 8px;
  aspect-ratio: 1;
  font: inherit;
  font-size: 0.8125rem;
  color: var(--ef-text);
  cursor: pointer;
}
.ef-datepicker__day:hover {
  background: var(--ef-surface);
}
.ef-datepicker__day[aria-selected="true"] {
  background: var(--ef-action);
  color: var(--ef-text-inverse);
  font-weight: var(--ef-weight-semibold);
}
.ef-datepicker__day--muted {
  color: var(--ef-text-muted);
  opacity: 0.45;
}
.ef-datepicker__day:focus-visible {
  outline: 2px solid var(--ef-action);
  outline-offset: 1px;
}

/* ---------- charts (SVG, dependency-free) ---------- */
.ef-chart {
  width: 100%;
  min-height: 220px;
}
.ef-chart svg {
  display: block;
  width: 100%;
  height: auto;
}
.ef-chart__title {
  margin: 0 0 0.5rem;
  font-size: 0.875rem;
  font-weight: var(--ef-weight-semibold);
  color: var(--ef-text);
}
.ef-chart .ef-chart-bar {
  fill: var(--ef-action);
}
.ef-chart .ef-chart-bar:hover {
  fill: var(--ef-text-brand);
}
.ef-chart .ef-chart-line {
  fill: none;
  stroke: var(--ef-action);
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-linecap: round;
}
.ef-chart .ef-chart-area {
  fill: color-mix(in srgb, var(--ef-action) 18%, transparent);
}
.ef-chart .ef-chart-grid {
  stroke: var(--ef-border);
  stroke-width: 1;
}
.ef-chart .ef-chart-label {
  fill: var(--ef-text-muted);
  font-size: 10px;
  font-family: var(--ef-font-body);
}
.ef-chart .ef-chart-dot {
  fill: var(--ef-action);
  stroke: var(--ef-card);
  stroke-width: 2;
}

/* ---------- kanban ---------- */
.ef-kanban {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.85rem;
  align-items: start;
}
.ef-kanban__col {
  background: color-mix(in srgb, var(--ef-surface) 55%, var(--ef-card));
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-md);
  padding: 0.65rem;
  min-height: 12rem;
}
.ef-kanban__col-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
  padding: 0.15rem 0.25rem;
}
.ef-kanban__col-title {
  margin: 0;
  font-size: 0.8125rem;
  font-weight: var(--ef-weight-semibold);
  color: var(--ef-text-brand);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.ef-kanban__count {
  font-size: 0.75rem;
  color: var(--ef-text-muted);
  font-variant-numeric: tabular-nums;
}
.ef-kanban__list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  min-height: 2.5rem;
}
.ef-kanban__list.ef-kanban__list--over {
  outline: 2px dashed var(--ef-action);
  outline-offset: 2px;
  border-radius: 8px;
}
.ef-kanban__card {
  background: var(--ef-card);
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-sm);
  padding: 0.7rem 0.75rem;
  box-shadow: var(--ef-shadow-card);
  cursor: grab;
  user-select: none;
}
.ef-kanban__card:active {
  cursor: grabbing;
}
.ef-kanban__card.ef-kanban__card--dragging {
  opacity: 0.45;
}
.ef-kanban__card-title {
  margin: 0 0 0.25rem;
  font-size: 0.875rem;
  font-weight: var(--ef-weight-semibold);
  color: var(--ef-text);
}
.ef-kanban__card-meta {
  margin: 0;
  font-size: 0.75rem;
  color: var(--ef-text-muted);
}

/* ---------- icons ---------- */
.ef-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.1em;
  height: 1.1em;
  line-height: 1;
  flex-shrink: 0;
  vertical-align: -0.125em;
}
.ef-icon svg {
  display: block;
  width: 100%;
  height: 100%;
}
.ef-icon--sm { width: 0.9em; height: 0.9em; }
.ef-icon--lg { width: 1.35em; height: 1.35em; }
.ef-side-toggle {
  display: none;
  align-items: center;
  justify-content: center;
}

/* ---------- combobox ---------- */
.ef-combobox {
  position: relative;
  width: min(100%, 20rem);
}
.ef-combobox__list {
  position: absolute;
  z-index: 35;
  left: 0;
  right: 0;
  top: calc(100% + 0.25rem);
  margin: 0;
  padding: 0.35rem;
  list-style: none;
  max-height: 14rem;
  overflow: auto;
  border: 1px solid var(--ef-border);
  border-radius: var(--ef-radius-md);
  background: var(--ef-card);
  box-shadow: var(--ef-shadow-hover);
}
.ef-combobox__option {
  padding: 0.5rem 0.65rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.875rem;
}
.ef-combobox__option:hover,
.ef-combobox__option[aria-selected="true"] {
  background: var(--ef-surface);
  color: var(--ef-text-brand);
}

/* ---------- table select / bulk ---------- */
.ef-table .ef-check-cell {
  width: 2.25rem;
  text-align: center;
  vertical-align: middle;
}
.ef-bulk {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--ef-border);
  background: color-mix(in srgb, var(--ef-surface) 60%, var(--ef-card));
}
.ef-bulk[hidden] {
  display: none !important;
}
.ef-col-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  padding: 0.65rem 0;
}