.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background: var(--bg);
}

.auth-shell {
  width: 100%;
  max-width: 420px;
  position: relative;
}

.auth-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow);
  padding: 2rem 1.75rem 1.5rem;
}

.auth-brand {
  text-align: center;
  margin-bottom: 1.5rem;
}

.auth-brand-row {
  justify-content: center;
}

.auth-brand .brand-mark {
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.auth-brand .brand-mark em {
  font-style: normal;
  color: var(--accent);
}

.auth-sub {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.auth-title {
  margin: 0 0 0.25rem;
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.auth-hint {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.auth-form .field {
  margin-bottom: 1rem;
}

.auth-field-hint {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.4;
}

.auth-form label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.auth-form input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
}

.auth-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.auth-error {
  margin-bottom: 0.85rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  background: var(--danger-soft);
  color: var(--danger);
  font-size: 0.9rem;
}

.auth-success {
  margin-bottom: 0.85rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  background: var(--ok-soft);
  color: var(--ok);
  font-size: 0.9rem;
}

.auth-submit {
  width: 100%;
  margin-top: 0.25rem;
}

.auth-footer {
  margin: 1.25rem 0 0;
  text-align: center;
  font-size: 0.9rem;
  color: var(--muted);
}

.auth-theme {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
}

.sidebar-user {
  margin-top: auto;
  padding: 0.75rem 0.5rem 0;
  border-top: 1px solid var(--line);
}

.sidebar-user-name {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
  padding: 0 0.35rem;
  word-break: break-word;
}

.sidebar-user-name strong {
  color: var(--text);
  font-weight: 600;
}

.nav-item-admin {
  margin-top: 0.35rem;
  padding-top: 0.35rem;
  border-top: 1px solid var(--line);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.admin-table th,
.admin-table td {
  text-align: left;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--line);
}

.admin-table th {
  color: var(--muted);
  font-weight: 500;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.admin-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 500;
}

.admin-badge-on {
  background: var(--ok-soft);
  color: var(--ok);
}

.admin-badge-off {
  background: var(--danger-soft);
  color: var(--danger);
}

.admin-badge-used {
  background: var(--line);
  color: var(--muted);
}

.invite-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.invite-create-row {
  align-items: flex-end;
}

.invite-limit-fieldset {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.55rem 0.75rem 0.65rem;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  align-items: center;
}

.invite-limit-fieldset legend {
  padding: 0 0.25rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.invite-limit-option,
.invite-limit-max {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9rem;
}

.invite-limit-max input {
  width: 4.5rem;
  padding: 0.25rem 0.4rem;
}

.muted-note {
  margin-top: 0.2rem;
  font-size: 0.78rem;
  color: var(--muted);
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.85rem;
}

.child-video-access-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.child-video-access-name {
  min-width: 5rem;
  font-weight: 500;
}

.child-video-access-select {
  min-width: 9rem;
}

.child-access-row {
  display: block;
  margin-bottom: 0.35rem;
}

  display: grid;
  gap: 0.75rem;
  max-width: 28rem;
  margin-bottom: 1.25rem;
}

@media (max-width: 640px) {
  .admin-table {
    font-size: 0.85rem;
  }

  .admin-table th,
  .admin-table td {
    padding: 0.5rem 0.4rem;
  }
}

.auth-tools {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.5rem;
}

.lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  font-weight: 600;
}
.lang-switcher-sep { opacity: 0.45; }
.lang-switcher-btn {
  border: none;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  padding: 0.2rem 0.35rem;
  border-radius: 4px;
  font: inherit;
}
.lang-switcher-btn.is-active {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}