/* ================================================================
   SurveyApp Admin · Layout + Component Styles
   ================================================================ */

/* ── SHELL ──────────────────────────────────────────────────── */
.admin-shell {
  display: flex;
  min-height: 100vh;
  background: var(--c-bg);
}

/* ── SIDEBAR ────────────────────────────────────────────────── */
.admin-sidebar {
  width: var(--sb-width);
  min-width: var(--sb-width);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: var(--sb-bg);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 40;
}

.admin-sidebar::-webkit-scrollbar { width: 3px; }
.admin-sidebar::-webkit-scrollbar-track { background: transparent; }
.admin-sidebar::-webkit-scrollbar-thumb { background: var(--sb-border); border-radius: 2px; }

/* Brand */
.admin-sidebar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 18px 16px;
  border-bottom: 1px solid var(--sb-border);
  flex-shrink: 0;
  text-decoration: none;
}

.admin-sidebar__logo {
  width: 34px;
  height: 34px;
  border-radius: var(--r-sm);
  background: linear-gradient(135deg, var(--c-primary) 0%, #8B5CF6 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.admin-sidebar__brand-info { min-width: 0; }

.admin-sidebar__brand-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #F8FAFC;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.admin-sidebar__tenant {
  font-size: 0.6875rem;
  color: var(--sb-text-muted);
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Nav section */
.admin-sidebar__nav {
  flex: 1;
  padding: 16px 10px;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.admin-sidebar__section-label {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--sb-text-muted);
  padding: 12px 10px 4px;
  display: block;
}

.admin-sidebar__section-label:first-child { padding-top: 0; }

/* Nav links */
.admin-sidebar__nav .nav-link,
.admin-sidebar__nav > a.nav-link {
  display: flex !important;
  align-items: center;
  gap: 10px;
  padding: 8px 10px !important;
  border-radius: var(--r-sm);
  font-size: 0.875rem !important;
  font-weight: 500 !important;
  color: var(--sb-text) !important;
  text-decoration: none;
  transition: background var(--t-fast), color var(--t-fast);
  margin-bottom: 0 !important;
  line-height: 1.4 !important;
}

.admin-sidebar__nav .nav-link .nav-icon {
  flex-shrink: 0;
  opacity: 0.65;
  transition: opacity var(--t-fast);
  display: flex;
}

.admin-sidebar__nav .nav-link:hover {
  background: var(--sb-hover-bg) !important;
  color: #F8FAFC !important;
}

.admin-sidebar__nav .nav-link:hover .nav-icon { opacity: 1; }

.admin-sidebar__nav .nav-link.active {
  background: var(--sb-active-bg) !important;
  color: var(--sb-active-text) !important;
  font-weight: 600 !important;
}

.admin-sidebar__nav .nav-link.active .nav-icon {
  opacity: 1;
  color: var(--sb-active-text);
}

/* Sidebar footer */
.admin-sidebar__footer {
  padding: 10px;
  border-top: 1px solid var(--sb-border);
  display: flex;
  flex-direction: column;
  gap: 1px;
  flex-shrink: 0;
}

.admin-sidebar__footer .nav-link,
.admin-sidebar__footer > a.nav-link {
  display: flex !important;
  align-items: center;
  gap: 10px;
  padding: 7px 10px !important;
  border-radius: var(--r-sm);
  font-size: 0.8125rem !important;
  font-weight: 500 !important;
  color: var(--sb-text-muted) !important;
  text-decoration: none;
  transition: background var(--t-fast), color var(--t-fast);
  margin-bottom: 0 !important;
}

.admin-sidebar__footer .nav-link:hover,
.admin-sidebar__footer > a.nav-link:hover {
  background: var(--sb-hover-bg) !important;
  color: #F8FAFC !important;
}

.admin-sidebar__footer .nav-link.active {
  color: var(--sb-active-text) !important;
}

/* Sidebar logout button */
.sidebar-logout-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: var(--r-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--sb-text-muted);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
  font-family: inherit;
}

.sidebar-logout-btn:hover {
  background: rgba(239, 68, 68, 0.12);
  color: #FCA5A5;
}

/* ── MAIN COLUMN ────────────────────────────────────────────── */
.admin-main-column {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ── TOPBAR ─────────────────────────────────────────────────── */
.admin-topbar {
  flex-shrink: 0;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 24px;
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  box-shadow: var(--sh-xs);
  position: sticky;
  top: 0;
  z-index: 30;
}

.admin-topbar__left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.admin-topbar__tenant-context {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
  max-width: min(520px, 46vw);
  font-size: 0.75rem;
  line-height: 1.25;
  color: var(--c-text-muted, #64748b);
}

.admin-topbar__tenant-context-label {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.65rem;
  color: var(--c-text-subtle, #94a3b8);
}

.admin-topbar__tenant-context-name {
  font-weight: 600;
  color: var(--c-text);
}

.admin-topbar__tenant-context-id {
  font-size: 0.68rem;
  padding: 1px 6px;
  border-radius: var(--r-sm);
  background: var(--c-surface-2, rgba(148, 163, 184, 0.12));
  color: var(--c-text-muted, #64748b);
  word-break: break-all;
}

.admin-topbar__right {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.admin-topbar__active-tenant-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.admin-topbar__active-tenant-logo .tenant-logo-thumb-placeholder,
.admin-topbar__active-tenant-logo img {
  box-shadow: var(--sh-xs);
}

.topbar-tenant-select-wrap {
  min-width: 0;
  max-width: 220px;
}

.topbar-tenant-select {
  width: 100%;
  max-width: 220px;
  height: 34px;
  padding: 0 28px 0 10px;
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  background: var(--c-surface);
  color: var(--c-text);
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.2;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.topbar-tenant-select:hover:not(:disabled) {
  border-color: var(--c-primary);
}

.topbar-tenant-select:focus-visible {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px var(--c-primary-ring);
}

.topbar-tenant-select:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.topbar-tenant-select--error {
  border-color: rgba(239, 68, 68, 0.45);
}

/* Avatar + user pill */
.topbar-user-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px 4px 4px;
  border: 1px solid var(--c-border);
  border-radius: var(--r-full);
  background: var(--c-surface);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.topbar-user-pill:hover {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px var(--c-primary-ring);
}

.topbar-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), #8B5CF6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6875rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
  letter-spacing: 0.03em;
}

.topbar-user-name {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--c-text);
  white-space: nowrap;
}

.topbar-tenant-name {
  font-size: 0.6875rem;
  color: var(--c-text-3);
  white-space: nowrap;
}

/* Topbar icon button */
.topbar-icon-btn {
  width: 34px;
  height: 34px;
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  background: var(--c-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--c-text-2);
  transition: all var(--t-fast);
  padding: 0;
}

.topbar-icon-btn:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  box-shadow: 0 0 0 3px var(--c-primary-ring);
}

/* Topbar logout button */
.topbar-logout-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--r-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--c-text-2);
  background: none;
  border: 1px solid var(--c-border);
  cursor: pointer;
  transition: all var(--t-fast);
  font-family: inherit;
}

.topbar-logout-btn:hover {
  background: var(--c-danger-bg);
  border-color: transparent;
  color: var(--c-danger);
}

/* ── CONTENT AREA ───────────────────────────────────────────── */
.admin-content {
  flex: 1;
  padding: 28px;
  background: var(--c-bg);
}

/* ── PAGE HEADER ────────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.page-header__title {
  font-size: 1.4375rem;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.page-header__subtitle {
  font-size: 0.875rem;
  color: var(--c-text-3);
  margin-top: 3px;
  font-weight: 400;
}

/* ── STATS GRID ─────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 20px 22px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  box-shadow: var(--sh-sm);
  transition: box-shadow var(--t-base), transform var(--t-base);
  cursor: default;
}

.stat-card:hover {
  box-shadow: var(--sh-md);
  transform: translateY(-2px);
}

.stat-card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-card__icon--primary { background: var(--c-primary-light); color: var(--c-primary); }
.stat-card__icon--success { background: var(--c-success-bg);    color: var(--c-success); }
.stat-card__icon--warning { background: var(--c-warning-bg);    color: var(--c-warning); }
.stat-card__icon--info    { background: var(--c-info-bg);       color: var(--c-info);    }

.stat-card__body { flex: 1; min-width: 0; }

.stat-card__value {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 4px;
}

.stat-card__label {
  font-size: 0.8125rem;
  color: var(--c-text-3);
  font-weight: 500;
}

.stat-card__trend {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 0.6875rem;
  font-weight: 600;
  margin-top: 8px;
  padding: 2px 7px;
  border-radius: var(--r-full);
}

.stat-card__trend--up   { color: var(--c-success); background: var(--c-success-bg); }
.stat-card__trend--down { color: var(--c-danger);  background: var(--c-danger-bg);  }
.stat-card__trend--flat { color: var(--c-text-3);  background: #F3F4F6; }

/* ── SA-CARD (generic card) ─────────────────────────────────── */
.sa-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  box-shadow: var(--sh-sm);
  overflow: hidden;
}

.sa-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--c-border);
}

.sa-card-header__title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--c-text);
}

.sa-card-header__subtitle {
  font-size: 0.8125rem;
  color: var(--c-text-3);
  margin-top: 1px;
}

.sa-card-body { padding: 20px; }

/* ── DATA TABLE ─────────────────────────────────────────────── */
.data-table-wrap {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  box-shadow: var(--sh-sm);
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.data-table thead {
  background: #F9FAFB;
  border-bottom: 1px solid var(--c-border);
}

.data-table th {
  padding: 10px 16px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--c-text-3);
  text-align: left;
  white-space: nowrap;
}

.data-table th:first-child { padding-left: 20px; }
.data-table th:last-child  { padding-right: 20px; text-align: right; }

.data-table td {
  padding: 13px 16px;
  color: var(--c-text-2);
  border-bottom: 1px solid var(--c-border);
  vertical-align: middle;
}

.data-table td:first-child {
  padding-left: 20px;
  font-weight: 600;
  color: var(--c-text);
}

.data-table td:last-child {
  padding-right: 20px;
  text-align: right;
}

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

.data-table tbody tr {
  transition: background var(--t-fast);
}

.data-table tbody tr:hover td { background: #FAFAFA; }

/* ── PILLS / STATUS BADGES ──────────────────────────────────── */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: var(--r-full);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.pill--success { background: var(--c-success-bg); color: var(--c-success); }
.pill--warning { background: var(--c-warning-bg); color: var(--c-warning); }
.pill--danger  { background: var(--c-danger-bg);  color: var(--c-danger);  }
.pill--primary { background: var(--c-primary-light); color: var(--c-primary); }
.pill--muted   { background: #F3F4F6; color: var(--c-text-3); }

/* ── BUTTONS ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: var(--r-sm);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: inherit;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--t-fast);
  white-space: nowrap;
  text-decoration: none !important;
  line-height: 1;
  letter-spacing: -0.01em;
}

.btn:disabled {
  opacity: 0.50;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* Loading state: disabled funcionalmente pero visualmente activo.
   Bootstrap sobrescribe background con transparent en :disabled → los
   anulamos explícitamente por cada variante de color. */
.btn--loading,
.btn--loading:disabled {
  opacity: 1 !important;
  cursor: wait !important;
  transform: none !important;
  box-shadow: none !important;
  pointer-events: none;
}

.btn--primary.btn--loading,
.btn--primary.btn--loading:disabled {
  background: var(--c-primary) !important;
  background-color: var(--c-primary) !important;
  border-color: var(--c-primary) !important;
  color: #fff !important;
}

.btn--danger.btn--loading,
.btn--danger.btn--loading:disabled {
  background: var(--c-danger) !important;
  background-color: var(--c-danger) !important;
  border-color: var(--c-danger) !important;
  color: #fff !important;
}

/* Primary */
.btn--primary {
  background: var(--c-primary);
  color: #fff !important;
  border-color: var(--c-primary);
}

.btn--primary:hover:not(:disabled) {
  background: var(--c-primary-dark);
  border-color: var(--c-primary-dark);
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
  transform: translateY(-1px);
  color: #fff !important;
}

/* Ghost */
.btn--ghost {
  background: transparent;
  color: var(--c-text-2) !important;
  border-color: var(--c-border);
}

.btn--ghost:hover:not(:disabled) {
  background: var(--c-bg);
  border-color: var(--c-border-2);
  color: var(--c-text) !important;
}

/* Danger solid */
.btn--danger {
  background: var(--c-danger);
  color: #fff !important;
  border-color: var(--c-danger);
}

.btn--danger:hover:not(:disabled) {
  background: #DC2626;
  border-color: #DC2626;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.35);
  transform: translateY(-1px);
  color: #fff !important;
}

/* Danger ghost */
.btn--danger-ghost {
  background: transparent;
  color: var(--c-danger) !important;
  border-color: rgba(239, 68, 68, 0.25);
}

.btn--danger-ghost:hover:not(:disabled) {
  background: var(--c-danger-bg);
  border-color: var(--c-danger);
  color: var(--c-danger) !important;
}

/* Sizes */
.btn--sm {
  padding: 5px 11px;
  font-size: 0.8125rem;
}

.btn--lg {
  padding: 11px 22px;
  font-size: 1rem;
}

.btn--full { width: 100%; }

/* Loading button */
.btn-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: sa-spin 0.65s linear infinite;
  flex-shrink: 0;
}

/* ── FORM ELEMENTS ──────────────────────────────────────────── */
.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-field:last-child { margin-bottom: 0; }

.sa-form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--c-text-2);
}

.sa-form-input {
  width: 100%;
  padding: 9px 13px;
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--c-text);
  background: var(--c-surface);
  border: 1.5px solid var(--c-border);
  border-radius: var(--r-sm);
  outline: none;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.sa-form-input::placeholder { color: var(--c-text-3); }
.sa-form-input:hover { border-color: var(--c-border-2); }

.sa-form-input:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px var(--c-primary-ring);
}

.sa-form-hint {
  font-size: 0.75rem;
  color: var(--c-text-3);
  line-height: 1.5;
}

.sa-form-hint code {
  font-family: 'SF Mono', 'Fira Code', ui-monospace, monospace;
  font-size: 0.6875rem;
  background: var(--c-bg);
  padding: 1px 5px;
  border-radius: var(--r-xs);
  border: 1px solid var(--c-border);
}

/* ── NOTICES (alerts) ───────────────────────────────────────── */
.sa-notice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--r-sm);
  font-size: 0.875rem;
  margin-bottom: 16px;
  line-height: 1.5;
}

.sa-notice svg { flex-shrink: 0; margin-top: 1px; }

.sa-notice--success {
  background: var(--c-success-bg);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: #065F46;
}

.sa-notice--danger {
  background: var(--c-danger-bg);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #991B1B;
}

.sa-notice--warning {
  background: var(--c-warning-bg);
  border: 1px solid rgba(245, 158, 11, 0.25);
  color: #92400E;
}

.sa-notice__body { flex: 1; }

.sa-notice__close {
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
  opacity: 0.55;
  padding: 0;
  line-height: 1;
  font-size: 0.875rem;
  transition: opacity var(--t-fast);
  flex-shrink: 0;
}

.sa-notice__close:hover { opacity: 1; }

/* ── MODAL ──────────────────────────────────────────────────── */
.sa-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.60);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  animation: sa-fadeIn 150ms ease;
}

@keyframes sa-fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.sa-modal {
  background: var(--c-surface);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-xl);
  width: 100%;
  max-width: 440px;
  animation: sa-slideUp 200ms cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid var(--c-border);
}

@keyframes sa-slideUp {
  from { opacity: 0; transform: translateY(14px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0)    scale(1);    }
}

.sa-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--c-border);
}

.sa-modal__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-text);
}

.sa-modal__close {
  width: 28px;
  height: 28px;
  border: none;
  background: var(--c-bg);
  border-radius: var(--r-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--c-text-3);
  transition: all var(--t-fast);
  padding: 0;
  flex-shrink: 0;
}

.sa-modal__close:hover {
  background: var(--c-border);
  color: var(--c-text);
}

.sa-modal__body {
  padding: 20px 24px;
}

.sa-modal__footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 24px 20px;
  border-top: 1px solid var(--c-border);
}

/* Danger modal variant */
.sa-modal--danger .sa-modal__title {
  color: var(--c-danger);
}

/* ── EMPTY STATE ────────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 52px 24px;
  text-align: center;
}

.empty-state__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--r-md);
  background: var(--c-bg);
  border: 1px dashed var(--c-border-2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--c-text-3);
}

.empty-state__title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 5px;
}

.empty-state__subtitle {
  font-size: 0.875rem;
  color: var(--c-text-3);
  line-height: 1.5;
}

/* ── LOADING ────────────────────────────────────────────────── */
.sa-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 0;
  color: var(--c-text-3);
  font-size: 0.875rem;
}

.sa-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--c-border);
  border-top-color: var(--c-primary);
  border-radius: 50%;
  animation: sa-spin 0.65s linear infinite;
  flex-shrink: 0;
}

@keyframes sa-spin {
  to { transform: rotate(360deg); }
}

/* ── DASHBOARD QUICK ACTIONS ────────────────────────────────── */
.quick-actions {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.quick-action-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none !important;
  color: var(--c-text-2) !important;
  box-shadow: var(--sh-sm);
  transition: all var(--t-base);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  font-family: inherit;
  border-style: solid;
}

.quick-action-card:hover {
  border-color: var(--c-primary);
  color: var(--c-primary) !important;
  box-shadow: 0 0 0 3px var(--c-primary-ring), var(--sh-sm);
  transform: translateY(-1px);
}

.quick-action-card__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-bg);
  flex-shrink: 0;
  transition: background var(--t-fast);
}

.quick-action-card:hover .quick-action-card__icon {
  background: var(--c-primary-light);
  color: var(--c-primary);
}

/* ── LOGIN PAGE ─────────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse 90% 50% at 50% -5%, rgba(99,102,241,0.14) 0%, transparent 60%),
    var(--c-bg);
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 430px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-xl);
  padding: 36px 36px 32px;
}

.login-logo {
  width: 46px;
  height: 46px;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--c-primary) 0%, #8B5CF6 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 6px 16px rgba(99, 102, 241, 0.4);
}

.login-title {
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--c-text);
  margin-bottom: 5px;
}

.login-subtitle {
  font-size: 0.875rem;
  color: var(--c-text-3);
  margin-bottom: 28px;
  line-height: 1.5;
}

/* ── STATUS PAGE ────────────────────────────────────────────── */
.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0;
}

.status-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--c-border);
}

.status-item:last-child { border-bottom: none; }

.status-item--full {
  grid-column: 1 / -1;
}

.status-item__label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--c-text-3);
}

.status-item__value {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--c-text);
}

.status-item__pre {
  margin: 4px 0 0;
  font-size: 0.75rem;
  font-family: ui-monospace, 'SF Mono', 'Fira Code', monospace;
  color: var(--c-danger);
  background: var(--c-danger-bg);
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  white-space: pre-wrap;
  word-break: break-all;
  line-height: 1.6;
}

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  .admin-shell {
    flex-direction: column;
  }

  .admin-sidebar {
    width: 100%;
    min-width: 100%;
    height: auto;
    position: relative;
  }

  .admin-sidebar__nav {
    flex-direction: row;
    flex-wrap: wrap;
    padding: 8px;
  }

  .admin-content {
    padding: 20px 16px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .login-card {
    padding: 28px 24px 24px;
  }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .quick-actions { grid-template-columns: 1fr 1fr; }
}