.rt-admin {
  display: grid;
  grid-template-columns: var(--admin-sidebar-w) 1fr;
  min-height: 100vh;
  transition: grid-template-columns 0.28s ease;
}

.rt-admin.is-collapsed {
  grid-template-columns: 88px 1fr;
}

/* ============================================
           SIDEBAR
        ============================================ */
.rt-sbr {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--admin-sidebar-w);
  padding: 22px 14px;
  border-right: 1px solid var(--rt-border);
  background: var(--rt-surface);
  backdrop-filter: blur(20px) saturate(170%);
  -webkit-backdrop-filter: blur(20px) saturate(170%);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform 0.28s ease, width 0.28s ease, padding 0.28s ease;
}

.rt-admin.is-collapsed .rt-sbr {
  width: 88px;
  padding-left: 10px;
  padding-right: 10px;
}

.rt-sbr-toggle {
  position: absolute;
  top: 58px;
  right: -20px;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--rt-primary), var(--rt-purple));
  color: var(--rt-white);
  display: inline-grid;
  place-items: center;
  cursor: pointer;
  z-index: 3;
  transition:
    transform 0.22s ease,
    background-color 0.22s ease,
    border-color 0.22s ease,
    color 0.22s ease,
    opacity 0.22s ease,
    right 0.28s ease;
}

.rt-sbr-toggle:hover {
  transform: translateY(-1px);
}

.rt-sbr-toggle .rt {
  width: 18px;
  height: 18px;
}

.rt-admin.is-collapsed .rt-sbr-toggle {
  right: -20px;
}

.rt-admin.is-collapsed .rt-sbr-toggle .rt {
  transform: rotate(180deg);
}

.rt-sbr-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 950;
  letter-spacing: -0.05em;
  font-size: 1.08rem;
  padding: 8px 10px 20px;
  border-bottom: 1px solid var(--rt-border);
  margin-bottom: 14px;
  min-height: 58px;
}

.rt-sbr-brand-text {
  display: inline-block;
  white-space: nowrap;
}

.rt-sbr-brand .rt-brand-dot,
.rt-brand-dot {
  width: 14px;
  height: 14px;
  border-radius: 0;
  background: linear-gradient(135deg, var(--rt-primary), var(--rt-primary-2));
}

.rt-sbr-label {
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rt-muted);
  padding: 14px 12px 6px;
}

.rt-sbr-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(var(--rt-primary-rgb), 0.35) transparent;
}

.rt-sbr-nav::-webkit-scrollbar {
  width: 10px;
}

.rt-sbr-nav::-webkit-scrollbar-track {
  background: transparent;
}

.rt-sbr-nav::-webkit-scrollbar-thumb {
  background: rgba(var(--rt-primary-rgb), 0.35);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

.rt-sbr-nav::-webkit-scrollbar-thumb:hover {
  background: rgba(var(--rt-primary-rgb), 0.5);
  border: 2px solid transparent;
  background-clip: padding-box;
}

.rt-sbr-nav::-webkit-scrollbar-button,
.rt-sbr-nav::-webkit-scrollbar-corner {
  display: none;
  width: 0;
  height: 0;
  background: transparent;
}

.rt-sbr-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 0;
  color: var(--rt-muted);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  background: none;
  width: 100%;
  text-align: left;
}

.rt-sbr-link-text,
.rt-nav-dropdown-text,
.rt-nav-dropdown-item-text {
  min-width: 0;
  white-space: nowrap;
}

.rt-sbr-link:hover {
  color: var(--rt-text);
  background: rgba(var(--rt-primary-rgb), 0.06);
}

.rt-sbr-link.is-active {
  color: var(--rt-primary);
  background: rgba(var(--rt-primary-rgb), 0.1);
  border-color: rgba(var(--rt-primary-rgb), 0.18);
}

.rt-sbr-link svg,
.rt-sbr-link .rt {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.rt-sbr-badge {
  margin-left: auto;
  min-width: 22px;
  height: 20px;
  padding: 0 6px;
  display: inline-grid;
  place-items: center;
  border-radius: 0;
  background: var(--rt-primary);
  color: var(--rt-white);
  font-size: 0.68rem;
  font-weight: 900;
}

.rt-sbr-footer {
  padding-top: 14px;
  border-top: 1px solid var(--rt-border);
  margin-top: 10px;
}

.rt-sbr-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: 0;
  transition: background 0.2s ease;
  cursor: pointer;
}

.rt-sbr-user:hover {
  background: rgba(var(--rt-primary-rgb), 0.06);
}

.rt-sbr-avatar {
  width: 36px;
  height: 36px;
  border-radius: 0;
  background: linear-gradient(135deg, var(--rt-primary), var(--rt-primary-2));
  display: grid;
  place-items: center;
  color: var(--rt-white);
  font-weight: 900;
  font-size: 0.82rem;
  flex: 0 0 auto;
}

.rt-sbr-avatar.rt-avatar-secondary,
.rt-avatar-secondary {
  background: linear-gradient(135deg, var(--rt-muted), var(--rt-border));
}

.rt-sbr-avatar.rt-avatar-accent,
.rt-avatar-accent {
  background: linear-gradient(135deg, var(--rt-accent), var(--rt-warning));
}

.rt-sbr-avatar.rt-avatar-danger,
.rt-avatar-danger {
  background: linear-gradient(135deg, var(--rt-danger), var(--rt-accent));
}

.rt-sbr-user-info {
  flex: 1;
  min-width: 0;
}

.rt-sbr-user-name {
  font-size: 0.84rem;
  font-weight: 800;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rt-sbr-user-role {
  font-size: 0.72rem;
  color: var(--rt-muted);
  font-weight: 600;
}

/* ============================================
           SIDEBAR DROPDOWN (rt-nav-dropdown)
        ============================================ */
.rt-nav-dropdown {
  display: flex;
  flex-direction: column;
}

.rt-nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 0;
  color: var(--rt-muted);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  background: none;
  width: 100%;
  text-align: left;
}

.rt-nav-dropdown-toggle:hover {
  color: var(--rt-text);
  background: rgba(var(--rt-primary-rgb), 0.06);
}

.rt-nav-dropdown-toggle svg,
.rt-nav-dropdown-toggle .rt {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.rt-nav-dropdown-toggle .rt-nav-dropdown-chevron {
  margin-left: auto;
  width: 14px;
  height: 14px;
  transition: transform 0.25s ease;
}

.rt-nav-dropdown.is-open .rt-nav-dropdown-toggle,
.rt-nav-dropdown.show .rt-nav-dropdown-toggle {
  color: var(--rt-primary);
  background: rgba(var(--rt-primary-rgb), 0.08);
}

.rt-nav-dropdown.is-open .rt-nav-dropdown-chevron,
.rt-nav-dropdown.show .rt-nav-dropdown-chevron {
  transform: rotate(180deg);
}

.rt-nav-dropdown-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding-left: 18px;
}

.rt-nav-dropdown.is-open .rt-nav-dropdown-menu,
.rt-nav-dropdown.show .rt-nav-dropdown-menu {
  max-height: 500px;
}

.rt-nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  color: var(--rt-muted);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  border-radius: 0;
  transition: all 0.2s ease;
  position: relative;
}

.rt-nav-dropdown-item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 50%;
  width: 4px;
  height: 4px;
  border-radius: 0;
  background: var(--rt-border);
  transform: translateY(-50%);
  transition: background 0.2s ease;
}

.rt-nav-dropdown-item:hover {
  color: var(--rt-text);
  background: rgba(var(--rt-primary-rgb), 0.05);
}

.rt-nav-dropdown-item:hover::before,
.rt-nav-dropdown-item.is-active::before {
  background: var(--rt-primary);
}

.rt-nav-dropdown-item.is-active {
  color: var(--rt-primary);
  font-weight: 800;
}

.rt-nav-dropdown-item svg {
  width: 14px;
  height: 14px;
  stroke-width: 2;
  flex: 0 0 auto;
}

.rt-admin.is-collapsed .rt-sbr-brand {
  justify-content: center;
  padding-left: 0;
  padding-right: 0;
}

.rt-admin.is-collapsed .rt-sbr-brand-text,
.rt-admin.is-collapsed .rt-sbr-label,
.rt-admin.is-collapsed .rt-sbr-link-text,
.rt-admin.is-collapsed .rt-nav-dropdown-text,
.rt-admin.is-collapsed .rt-nav-dropdown-item-text,
.rt-admin.is-collapsed .rt-sbr-user-info,
.rt-admin.is-collapsed .rt-sbr-badge,
.rt-admin.is-collapsed .rt-nav-dropdown-chevron,
.rt-admin.is-collapsed .rt-sbr-footer {
  display: none;
}

.rt-admin.is-collapsed .rt-sbr-link,
.rt-admin.is-collapsed .rt-nav-dropdown-toggle {
  justify-content: center;
  padding-left: 0;
  padding-right: 0;
}

.rt-admin.is-collapsed .rt-nav-dropdown-menu {
  display: none;
}

/* ============================================
           MAIN
        ============================================ */
.rt-main {
  grid-column: 2;
  padding: 0 var(--rt-page-gutter) 40px;
  min-width: 0;
}

/* ============================================
           TOPBAR
        ============================================ */
.rt-topbar {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 14px;
  padding: 12px 0 22px;
}

.rt-topbar-menu-tbl {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--rt-border);
  border-radius: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(244, 247, 255, 0.88));
  color: var(--rt-text);
  cursor: pointer;
  place-items: center;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--rt-shadow-sm);
  transition: transform 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.rt-topbar-menu-tbl:hover {
  transform: translateY(-1px);
  border-color: rgba(var(--rt-primary-rgb), 0.24);
  color: var(--rt-primary);
}

.rt-topbar-menu-tbl .rt {
  width: 18px;
  height: 18px;
}

.rt-topbar-title {
  display: block;
  width: 100%;
  min-width: 0;
  max-width: 100%;
  font-size: 1.65rem;
  margin: 8px 0 0.18em;
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 1;
  color: var(--rt-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 0 0 auto;
}

.rt-topbar-title-wrap {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1 1 320px;
  max-width: 100%;
  gap: 0;
  min-height: 42px;
  justify-content: center;
}

.rt-topbar-breadcrumb {
  display: block;
  max-width: 100%;
  color: var(--rt-muted);
  font-size: 0.76rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.2;
}

.rt-topbar-search {
  flex: 0 1 420px;
  max-width: 420px;
  position: relative;
  min-width: 220px;
  margin-left: auto;
}

.rt-topbar-search input {
  width: 100%;
  height: 42px;
  padding: 0 14px 0 40px;
  border: 1px solid var(--rt-border);
  border-radius: 0;
  background: var(--rt-surface);
  color: var(--rt-text);
  outline: none;
  font-size: 0.88rem;
  font-weight: 600;
  transition: border-color 0.2s ease;
  backdrop-filter: blur(12px);
  position: relative;
  z-index: 0;
}

.rt-topbar-search input:focus {
  border-color: rgba(var(--rt-primary-rgb), 0.4);
}

.rt-topbar-search svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--rt-muted);
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  opacity: 0.95;
  pointer-events: none;
}

.rt-topbar-search .rt {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--rt-muted);
  fill: currentColor;
  stroke: none;
  pointer-events: none;
  z-index: 1;
}

html[data-theme="dark"] .rt-topbar-search .rt {
  color: var(--rt-dark-muted);
}

html[data-theme="dark"] .rt-topbar-search svg {
  color: var(--rt-dark-muted);
  stroke: currentColor;
  fill: none;
}

.rt-topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}

.rt-topbar-icon-tbl {
  width: 42px;
  height: 42px;
  border: 1px solid var(--rt-border);
  border-radius: 0;
  background: var(--rt-surface);
  color: var(--rt-text);
  cursor: pointer;
  display: inline-grid;
  place-items: center;
  position: relative;
  backdrop-filter: blur(12px);
  transition:
    transform 0.18s ease,
    background 0.18s ease;
}

.rt-topbar-icon-tbl:hover {
  transform: translateY(-1px);
  background: rgba(var(--rt-primary-rgb), 0.06);
}

.rt-topbar-icon-tbl svg,
.rt-topbar-icon-tbl .rt {
  width: 18px;
  height: 18px;
}

.rt-topbar-icon-tbl .rt {
  width: 18px;
  height: 18px;
  z-index: 1;
}

.rt-topbar-icon-tbl .rt-topbar-dot {
  position: absolute;
  top: 9px;
  right: 9px;
  width: 8px;
  height: 8px;
  border-radius: 0;
  background: var(--rt-accent);
  border: 2px solid var(--rt-surface-solid);
}

/* ============================================
           STAT CARDS
        ============================================ */
.rt-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.rt-stat {
  padding: 20px;
  border: 1px solid var(--rt-border);
  border-radius: 0;
  background: var(--rt-surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: transform 0.22s ease;
  position: relative;
  overflow: hidden;
}

.rt-stat:hover {
  transform: translateY(-2px);
}

.rt-stat-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.rt-stat-label {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--rt-muted);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.rt-stat-icon {
  width: 38px;
  height: 38px;
  border-radius: 0;
  display: grid;
  place-items: center;
  color: var(--rt-white);
}

.rt-stat-icon svg,
.rt-stat-icon .rt {
  width: 18px;
  height: 18px;
}

.rt-stat-icon--primary {
  background: linear-gradient(135deg, var(--rt-primary), var(--rt-primary-2));
}

.rt-stat-icon--accent {
  background: linear-gradient(135deg, var(--rt-accent), var(--rt-warning));
}

.rt-stat-icon--success {
  background: linear-gradient(135deg, var(--rt-success), #22d3ee);
}

.rt-stat-icon--purple {
  background: linear-gradient(135deg, var(--rt-purple), var(--rt-primary));
}

.rt-stat-value {
  font-size: 1.8rem;
  font-weight: 950;
  letter-spacing: -0.05em;
  line-height: 1.1;
}

.rt-stat-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 6px;
  font-size: 0.76rem;
  font-weight: 800;
}

.rt-stat-trend--up {
  color: var(--rt-success);
}

.rt-stat-trend--down {
  color: var(--rt-danger);
}

.rt-stat-trend svg,
.rt-stat-trend .rt {
  width: 14px;
  height: 14px;
}

.rt-stat-sub {
  color: var(--rt-muted);
  font-size: 0.76rem;
  font-weight: 600;
  margin-left: 4px;
}

/* ============================================
           GRID LAYOUT
        ============================================ */
.rt-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(300px, 1fr);
  gap: 18px;
  margin-bottom: 22px;
}

/* ============================================
           PANEL
        ============================================ */
.rt-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--rt-border);
  border-radius: 0;
  background: var(--rt-surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  overflow: hidden;
  min-width: 0;
}

.rt-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  width: 100%;
  min-width: 0;
  padding: 18px 20px;
  border-bottom: 1px solid var(--rt-border);
}

.rt-card-header > :first-child {
  flex: 1 1 220px;
  min-width: 0;
}

.rt-card-header > .rt-btn,
.rt-card-header > .rt-card-actions {
  flex: 0 0 auto;
  max-width: 100%;
}

.rt-card-title {
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.rt-card-subtitle {
  font-size: 0.78rem;
  color: var(--rt-muted);
  font-weight: 600;
  margin-top: 2px;
}

.rt-card-actions {
  display: flex;
  gap: 6px;
  flex: 0 0 auto;
}

.rt-card-body {
  width: 100%;
  min-width: 0;
  flex: 1 1 auto;
  padding: 18px 20px;
}

.rt-card-body-flush {
  padding: 0;
}