/**
 * P11-R7-U2-R1 — modern staff authentication UI (email/password + header identity).
 */
.staff-auth-overlay {
  position: fixed;
  inset: 0;
  z-index: 2147483000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: max(16px, env(safe-area-inset-top)) 16px max(16px, env(safe-area-inset-bottom));
}

.staff-auth-overlay[hidden] {
  display: none !important;
}

.staff-auth-overlay__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
}

.staff-auth-card {
  position: relative;
  z-index: 1;
  width: min(420px, 100%);
  padding: 1.25rem 1.35rem 1.35rem;
  border-radius: 14px;
  background: var(--rastan-surface, #fff);
  color: var(--rastan-fg, #111);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
  border: 1px solid var(--rastan-border, rgba(0, 0, 0, 0.08));
}

.staff-auth-card__header {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 12px;
}

.staff-auth-card__icon {
  flex-shrink: 0;
  inline-size: 44px;
  block-size: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(21, 101, 192, 0.08);
  color: var(--rastan-primary, #1565c0);
}

.staff-auth-card__title {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.3;
}

.staff-auth-card__subtitle {
  margin: 4px 0 0;
}

.staff-auth-overlay__close {
  margin-inline-start: auto;
  border: none;
  background: transparent;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  border-radius: 8px;
}

.staff-auth-overlay__close:focus-visible {
  outline: 2px solid var(--rastan-primary, #1565c0);
  outline-offset: 2px;
}

.staff-auth-connection {
  font-size: 0.85rem;
  margin-bottom: 10px;
  color: var(--rastan-muted, #666);
}

.staff-auth-connection[data-state='offline'] {
  color: var(--rastan-danger, #c62828);
}

.staff-auth-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.staff-auth-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.staff-auth-label {
  font-size: 0.9rem;
  font-weight: 600;
}

.staff-auth-field input {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--rastan-border, #ced4da);
  font: inherit;
}

.staff-auth-password-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.staff-auth-password-wrap input {
  padding-inline-end: 44px;
}

.staff-auth-password-toggle {
  position: absolute;
  inset-inline-end: 4px;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: transparent;
  min-width: 44px;
  min-height: 44px;
  cursor: pointer;
  border-radius: 8px;
  color: inherit;
}

.staff-auth-deferred {
  margin: 0;
  padding: 8px 10px;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.04);
  border-inline-start: 3px solid var(--rastan-warning, #ed6c02);
}

.staff-auth-error {
  margin: 0;
  color: var(--rastan-danger, #c62828);
  font-size: 0.9rem;
}

.staff-auth-submit {
  min-height: 48px;
  font-weight: 600;
}

.staff-auth-legacy-login-hidden {
  display: none !important;
}

.staff-header-identity {
  position: relative;
  display: inline-flex;
}

.staff-header-identity__btn {
  border: 1px solid var(--rastan-border, #ced4da);
  background: var(--rastan-surface, #fff);
  border-radius: 999px;
  min-width: 44px;
  min-height: 44px;
  padding: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.staff-header-identity__btn:focus-visible {
  outline: 2px solid var(--rastan-primary, #1565c0);
  outline-offset: 2px;
}

.staff-header-identity__avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: 36px;
  block-size: 36px;
  border-radius: 999px;
  background: rgba(21, 101, 192, 0.1);
  color: var(--rastan-primary, #1565c0);
}

.staff-header-identity__avatar--signed-in {
  background: rgba(46, 125, 50, 0.12);
  color: var(--rastan-success, #2e7d32);
}

.staff-header-identity__menu {
  position: absolute;
  inset-inline-end: 0;
  top: calc(100% + 6px);
  min-width: 220px;
  padding: 8px;
  border-radius: 12px;
  background: var(--rastan-surface, #fff);
  border: 1px solid var(--rastan-border, #dee2e6);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  z-index: 50;
}

.staff-header-identity__menu[hidden] {
  display: none !important;
}

.staff-header-identity__menu-head {
  padding: 8px 10px 10px;
  border-bottom: 1px solid var(--rastan-border, #eee);
  margin-bottom: 4px;
}

.staff-header-identity__menu-identity {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.staff-header-identity__menu-avatar {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: 36px;
  block-size: 36px;
  border-radius: 999px;
  background: rgba(21, 101, 192, 0.1);
  color: var(--rastan-primary, #1565c0);
}

.staff-header-identity__menu-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.staff-header-identity__menu-name {
  font-size: 0.95rem;
  line-height: 1.3;
}

.staff-header-identity__menu-role,
.staff-header-identity__menu-branch,
.staff-header-identity__menu-station {
  display: block;
  line-height: 1.35;
}

.staff-header-identity__tooltip {
  position: absolute;
  inset-inline-end: 0;
  top: calc(100% + 6px);
  max-width: 240px;
  padding: 6px 10px;
  border-radius: 8px;
  background: var(--rastan-surface, #fff);
  color: var(--rastan-fg, #111);
  border: 1px solid var(--rastan-border, #dee2e6);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
  font-size: 0.85rem;
  line-height: 1.35;
  white-space: normal;
  z-index: 60;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.12s ease, visibility 0.12s ease;
}

.staff-header-identity__tooltip[hidden]:not(.is-visible) {
  display: block !important;
  opacity: 0 !important;
  visibility: hidden !important;
}

.staff-header-identity__tooltip.is-visible {
  opacity: 1 !important;
  visibility: visible !important;
}

.staff-header-identity__tooltip.is-visible,
.staff-header-identity__btn:hover + .staff-header-identity__tooltip:not([hidden]),
.staff-header-identity__btn:focus + .staff-header-identity__tooltip:not([hidden]),
.staff-header-identity__btn:focus-visible + .staff-header-identity__tooltip:not([hidden]),
.staff-header-identity:not(.staff-header-identity--menu-open):hover .staff-header-identity__tooltip:not([hidden]),
.staff-header-identity:not(.staff-header-identity--menu-open):focus-within .staff-header-identity__tooltip:not([hidden]) {
  opacity: 1;
  visibility: visible;
}

.staff-header-identity__menu-item {
  display: block;
  width: 100%;
  text-align: start;
  border: none;
  background: transparent;
  padding: 10px 12px;
  border-radius: 8px;
  font: inherit;
  cursor: pointer;
  min-height: 44px;
}

.staff-header-identity__menu-item:hover:not(:disabled) {
  background: rgba(0, 0, 0, 0.04);
}

.staff-header-identity__menu-item:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.staff-header-identity__menu-item--danger {
  color: var(--rastan-danger, #c62828);
}

.staff-header-identity-wrap {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 640px) {
  .staff-auth-card {
    padding: 1rem;
  }
}