/* =============================================================================
   GymCorePro — design system (premium dark admin)
   ============================================================================= */

:root {
  --bg: #070b12;
  --bg-elevated: #0c1220;
  --surface-1: rgba(17, 26, 46, 0.72);
  --surface-2: rgba(15, 23, 42, 0.88);
  --panel: #111a2e;
  --panel2: #0f172a;
  --border: rgba(148, 163, 184, 0.12);
  --border-strong: rgba(148, 163, 184, 0.2);
  --text: #e8eef7;
  --text-secondary: #cbd5e1;
  --muted: #94a3b8;
  --accent: #00d4aa;
  --accent-dim: rgba(0, 212, 170, 0.14);
  --accent2: #38bdf8;
  --danger: #f87171;
  --danger-bg: rgba(248, 113, 113, 0.1);
  --success: #34d399;
  --warning: #fbbf24;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.38);
  --shadow-glow: 0 0 0 1px rgba(0, 212, 170, 0.08);
  --font: "Inter", "Segoe UI", system-ui, sans-serif;
  --text-xs: 0.75rem;
  --text-sm: 0.8125rem;
  --text-base: 0.875rem;
  --text-lg: 1rem;
  --leading-tight: 1.25;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --topbar-h: 56px;
  --sidebar-w: 272px;
  --page-max: 1440px;
  --input-h: 40px;
  --btn-h: 40px;
  --btn-sm-h: 32px;
  --table-actions-width: 232px;
}

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

html {
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--font);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--text);
  background: radial-gradient(1000px 520px at 15% -8%, rgba(56, 189, 248, 0.09), transparent),
    radial-gradient(800px 480px at 92% 5%, rgba(0, 212, 170, 0.08), transparent),
    var(--bg);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

/* -----------------------------------------------------------------------------
   App shell — prevent grid overflow (min-width: 0 on flex/grid children)
   ----------------------------------------------------------------------------- */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  min-height: 100vh;
}

.app-shell > div:last-child {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* Sidebar */
.sidebar {
  background: linear-gradient(180deg, #080d18 0%, #060a12 100%);
  border-right: 1px solid var(--border);
  padding: var(--space-4) var(--space-3);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  overflow-x: hidden;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-2) var(--space-5);
}

.brand img {
  height: 36px;
  width: auto;
}

.nav-section {
  margin: var(--space-4) 0 var(--space-2);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-transform: uppercase;
  padding: 0 10px;
  font-weight: 600;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  border: 1px solid transparent;
}

.nav a:hover {
  background: rgba(148, 163, 184, 0.06);
  color: #fff;
}

.nav a.active {
  background: var(--accent-dim);
  color: #fff;
  border-color: rgba(0, 212, 170, 0.28);
  box-shadow: var(--shadow-glow);
}

/* Topbar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: var(--topbar-h);
  padding: 0 var(--space-5);
  border-bottom: 1px solid var(--border);
  background: rgba(12, 18, 32, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar__title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
  margin: 0;
  letter-spacing: -0.01em;
}

.topbar__actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.topbar__actions form {
  display: inline-flex;
  align-items: center;
  margin: 0;
}

.topbar__actions select {
  max-width: 160px;
}

/* Main page */
.page {
  flex: 1;
  min-width: 0;
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: var(--space-5) var(--space-5) var(--space-8);
}

/* Legacy heading helpers */
.h1 {
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-2);
  line-height: var(--leading-tight);
}

.sub {
  color: var(--muted);
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
}

/* -----------------------------------------------------------------------------
   Page header (listings + detail titles)
   ----------------------------------------------------------------------------- */
.page-section {
  margin-bottom: var(--space-6);
}

/* Stacked detail blocks on show pages (below page-header) */
.view-detail-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-1);
}

.page-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.page-header__text {
  min-width: 0;
  flex: 1 1 200px;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 var(--space-1);
  line-height: var(--leading-tight);
  color: #fff;
}

.page-subtitle {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--muted);
  font-weight: 500;
}

.page-subtitle--with-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.page-subtitle__meta {
  color: var(--muted);
  font-weight: 500;
}

.page-subtitle .table-link {
  color: var(--accent);
  font-weight: 600;
}

.page-subtitle .table-link:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-header__actions {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.page-header--with-avatar {
  align-items: flex-start;
}

.page-header__avatar {
  flex-shrink: 0;
}

.detail-avatar {
  display: block;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  background: var(--surface-2);
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--muted);
  margin: 0 0 var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.breadcrumb__sep {
  opacity: 0.45;
}

.breadcrumb a {
  color: var(--muted);
  font-weight: 600;
}

.breadcrumb a:hover {
  color: var(--text);
}

.form-card--narrow {
  max-width: 560px;
}

.card--mb {
  margin-bottom: var(--space-4);
}

.card--mt {
  margin-top: var(--space-4);
}

/* -----------------------------------------------------------------------------
   Listing card (table host)
   ----------------------------------------------------------------------------- */
.listing-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  max-width: 100%;
  /* Contain any rare overflow on narrow viewports without breaking page layout */
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.listing-card .dataTables_wrapper {
  padding: 0;
  margin: 0;
  width: 100% !important;
  max-width: 100%;
}

/* Nested table inside a card (workout/diet item tables) */
.listing-card--flush {
  border: none;
  box-shadow: none;
  background: transparent;
  padding: 0;
  margin: 0;
  overflow-x: visible;
}

/* Legacy alias */
.table-wrap {
  max-width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface-1);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.table-wrap .dataTables_wrapper {
  margin: 0;
}

/* Inner scroll only for wide tables */
.listing-card__scroll,
.table-wrap--scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
}

/* -----------------------------------------------------------------------------
   Buttons
   ----------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--btn-h);
  padding: 0 var(--space-4);
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: var(--text-sm);
  cursor: pointer;
  font-family: inherit;
  line-height: 1.2;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
}

.btn-sm {
  min-height: var(--btn-sm-h);
  padding: 0 var(--space-3);
  font-size: var(--text-xs);
  border-radius: var(--radius-sm);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #0d9f7a);
  color: #041016;
  box-shadow: 0 4px 14px rgba(0, 212, 170, 0.22);
}

.btn-primary:hover {
  filter: brightness(1.06);
  box-shadow: 0 6px 20px rgba(0, 212, 170, 0.28);
}

.btn-ghost {
  background: rgba(15, 23, 42, 0.45);
  border-color: var(--border-strong);
  color: var(--text);
}

.btn-ghost:hover {
  background: rgba(148, 163, 184, 0.1);
  border-color: rgba(148, 163, 184, 0.28);
}

.btn-danger {
  background: var(--danger-bg);
  border-color: rgba(248, 113, 113, 0.35);
  color: #fecaca;
}

.btn-danger:hover {
  background: rgba(248, 113, 113, 0.18);
}

.btn-inline {
  display: inline-flex;
}

/* Row actions — toolbars outside tables (forms, footers) */
.row-actions {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.row-actions .btn-sm {
  flex: 0 0 auto;
}

.row-actions form {
  display: inline-flex;
  margin: 0;
}

/* -----------------------------------------------------------------------------
   Tables — listing grids: fixed layout + stable actions column
   ----------------------------------------------------------------------------- */
table.data,
table.data-table {
  width: 100%;
  max-width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

table.data-table {
  table-layout: fixed;
}

table.data:not(.data-table) {
  table-layout: auto;
}

table.data th,
table.data td,
table.data-table th,
table.data-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: middle;
  box-sizing: border-box;
}

table.data th,
table.data-table th {
  color: var(--muted);
  font-weight: 600;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  background: rgba(0, 0, 0, 0.2);
}

table.data-table thead th:not(.actions-cell) {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

table.data-table tbody td.table-cell-text {
  max-width: 0;
}

table.data-table .table-cell-truncate {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}

table.data-table td.table-cell-wrap .table-cell-truncate {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  white-space: normal;
  overflow: hidden;
  word-break: break-word;
  overflow-wrap: anywhere;
  text-overflow: clip;
}

table.data-table th.actions-cell,
table.data-table td.actions-cell {
  width: var(--table-actions-width);
  min-width: var(--table-actions-width);
  max-width: var(--table-actions-width);
  padding-left: 10px;
  padding-right: 12px;
  text-align: right;
  vertical-align: middle !important;
  overflow: hidden;
}

table.data-table thead th.actions-cell {
  white-space: nowrap;
}

.action-buttons-group {
  display: inline-flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  width: 100%;
  min-width: 0;
}

.action-buttons-group .btn-sm {
  flex: 0 0 auto;
}

.action-buttons-group form {
  display: inline-flex;
  margin: 0;
  flex: 0 0 auto;
}

table.data-table td.actions-cell .row-actions {
  display: inline-flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  width: 100%;
  min-width: 0;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
}

.status-badge .badge {
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

table.data th,
table.data td {
  word-break: break-word;
}

table.data tbody tr:hover td,
table.data-table tbody tr:hover td {
  background: rgba(148, 163, 184, 0.04);
}

table.data-table col.data-col {
  min-width: 0;
}

table.data-table col.col-actions-fixed {
  width: var(--table-actions-width);
}

/* -----------------------------------------------------------------------------
   DataTables toolbar & footer (custom DOM)
   ----------------------------------------------------------------------------- */
.gc-dt-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.18);
}

.gc-dt-toolbar__exports {
  flex: 0 0 auto;
  min-width: 0;
}

.gc-dt-toolbar__rhs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  flex: 1 1 200px;
  min-width: 0;
}

.gc-dt-toolbar__rhs .dataTables_length,
.gc-dt-toolbar__rhs .dataTables_filter {
  margin: 0;
}

.gc-dt-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.12);
  font-size: var(--text-sm);
  color: var(--muted);
}

.gc-dt-footer .dataTables_info {
  padding: 0;
  margin: 0;
}

.gc-dt-footer .dataTables_paginate {
  margin: 0;
}

.dataTables_wrapper .dataTables_length label,
.dataTables_wrapper .dataTables_filter label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--muted);
  margin: 0;
  font-weight: 500;
}

.dataTables_wrapper .dataTables_filter label {
  font-size: 0;
  gap: 0;
}

.dataTables_wrapper .dataTables_filter input {
  width: min(220px, 100%);
  min-height: var(--btn-sm-h);
  padding: 6px 12px;
  margin: 0;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid var(--border-strong);
  color: var(--text);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
}

.dataTables_wrapper .dataTables_filter input::placeholder {
  color: var(--muted);
  opacity: 0.95;
}

.dataTables_wrapper .dataTables_length select {
  min-height: var(--btn-sm-h);
  padding: 4px 28px 4px 10px;
  margin: 0 4px;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid var(--border-strong);
  color: var(--text);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
}

.dt-buttons {
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.dt-buttons .dt-button {
  min-height: var(--btn-sm-h) !important;
  padding: 0 12px !important;
  background: rgba(15, 23, 42, 0.85) !important;
  border: 1px solid var(--border-strong) !important;
  color: var(--text-secondary) !important;
  border-radius: var(--radius-sm) !important;
  font-weight: 600 !important;
  font-size: var(--text-xs) !important;
  font-family: var(--font) !important;
}

.dt-buttons .dt-button:hover {
  background: var(--accent-dim) !important;
  border-color: rgba(0, 212, 170, 0.35) !important;
  color: #fff !important;
}

table.dataTable {
  width: 100% !important;
  margin: 0 !important;
}

table.dataTable.data-table {
  table-layout: fixed !important;
}

table.dataTable thead th {
  border-bottom: 1px solid var(--border-strong);
  padding: 11px 14px;
  vertical-align: middle;
}

table.dataTable tbody td {
  padding: 11px 14px;
  vertical-align: middle;
}

table.dataTable.no-footer {
  border-bottom: none;
}

table.dataTable tbody tr.dt-row-odd td {
  background: rgba(0, 0, 0, 0.06);
}

table.dataTable tbody tr.dt-row-even td {
  background: transparent;
}

.dataTables_wrapper .dataTables_paginate {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
  min-width: 34px;
  min-height: 32px;
  padding: 0 8px !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center !important;
  color: var(--muted) !important;
  border: 1px solid var(--border) !important;
  background: rgba(15, 23, 42, 0.55) !important;
  border-radius: var(--radius-sm) !important;
  margin: 0 !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current,
.dataTables_wrapper .dataTables_paginate .paginate_button:hover:not(.disabled) {
  background: var(--accent-dim) !important;
  color: #fff !important;
  border-color: rgba(0, 212, 170, 0.35) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.disabled {
  opacity: 0.35;
}

/* -----------------------------------------------------------------------------
   Cards & KPI
   ----------------------------------------------------------------------------- */
.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.card__title {
  font-size: var(--text-base);
  font-weight: 700;
  margin: 0 0 var(--space-3);
  letter-spacing: -0.02em;
}

.card .sub {
  margin-bottom: var(--space-4);
}

.grid-kpi {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.kpi {
  background: linear-gradient(165deg, rgba(17, 26, 46, 0.95), rgba(12, 18, 32, 0.88));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow-sm);
}

.kpi .label {
  color: var(--muted);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
}

.kpi .value {
  font-size: 1.625rem;
  margin-top: var(--space-2);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.kpi .hint {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--muted);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-4);
}

/* -----------------------------------------------------------------------------
   Forms
   ----------------------------------------------------------------------------- */
.form-card {
  display: grid;
  gap: var(--space-4);
  max-width: 100%;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
}

.form-section {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-4);
  background: rgba(0, 0, 0, 0.12);
}

.form-section__title {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 var(--space-3);
}

label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--muted);
  margin-bottom: var(--space-2);
  letter-spacing: 0.02em;
}

input,
select,
textarea {
  width: 100%;
  min-height: var(--input-h);
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: rgba(15, 23, 42, 0.65);
  color: var(--text);
  outline: none;
  font-family: inherit;
  font-size: var(--text-sm);
}

textarea {
  min-height: auto;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(0, 212, 170, 0.45);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.12);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  padding-top: var(--space-2);
}

.form-actions--full {
  grid-column: 1 / -1;
}

.form-actions--page {
  margin-top: var(--space-6);
  padding-top: var(--space-2);
  border-top: 1px solid var(--border);
}

.form-field-full {
  grid-column: 1 / -1;
}

.form-avatar-preview {
  margin-bottom: var(--space-3);
}

.form-hint {
  margin: var(--space-2) 0 0;
  font-size: var(--text-xs);
  color: var(--muted);
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin: 0;
  cursor: default;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.form-check input[type='checkbox'] {
  width: auto;
  min-height: auto;
  margin-top: 4px;
  accent-color: var(--accent);
}

.form-card > .row-actions:last-child {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border);
  justify-content: flex-start;
}

.form-card h4 {
  margin: var(--space-5) 0 var(--space-3);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* -----------------------------------------------------------------------------
   Badges & pills
   ----------------------------------------------------------------------------- */
.pill,
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: var(--text-xs);
  font-weight: 600;
  border: 1px solid var(--border);
  color: var(--muted);
  line-height: 1.35;
}

.badge--success {
  background: rgba(52, 211, 153, 0.12);
  border-color: rgba(52, 211, 153, 0.35);
  color: #a7f3d0;
}

.badge--neutral {
  background: rgba(148, 163, 184, 0.1);
  color: var(--text-secondary);
}

.badge--danger {
  background: var(--danger-bg);
  border-color: rgba(248, 113, 113, 0.35);
  color: #fecaca;
}

/* -----------------------------------------------------------------------------
   Flash
   ----------------------------------------------------------------------------- */
.flash {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  margin-bottom: var(--space-4);
  border: 1px solid var(--border);
  font-size: var(--text-sm);
}

.flash.success {
  background: rgba(0, 212, 170, 0.1);
  border-color: rgba(0, 212, 170, 0.28);
}

.flash.error {
  background: var(--danger-bg);
  border-color: rgba(248, 113, 113, 0.28);
}

/* -----------------------------------------------------------------------------
   Tabs
   ----------------------------------------------------------------------------- */
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-4) 0;
}

.tabs a {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.tabs a:hover {
  color: var(--text);
  border-color: var(--border-strong);
}

.tabs a.active {
  border-color: rgba(0, 212, 170, 0.45);
  color: #fff;
  background: var(--accent-dim);
}

/* Member profile — personal tab layout */
.member-personal {
  margin-top: var(--space-1);
}

.member-detail-row {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 900px) {
  .member-detail-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
  }
}

/* Member tabs — payments & similar */
.member-tab-panel {
  margin-top: var(--space-1);
}

.member-inline-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.member-inline-stat {
  flex: 1 1 160px;
  max-width: 280px;
  min-width: 0;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(165deg, rgba(17, 26, 46, 0.88), rgba(12, 18, 32, 0.82));
  box-shadow: var(--shadow-sm);
}

.member-inline-stat__label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--space-1);
}

.member-inline-stat__value {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.empty-state--tight {
  padding: var(--space-6) var(--space-4);
  margin: 0;
}

table.data-table .table-cell-head--num,
table.data-table td.table-cell-num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

table.data-table .table-link {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

table.data-table .table-link:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* -----------------------------------------------------------------------------
   Permissions grid
   ----------------------------------------------------------------------------- */
.perm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-4);
}

.perm-box {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  background: rgba(0, 0, 0, 0.14);
}

.perm-box h4 {
  margin: 0 0 var(--space-4);
  font-size: var(--text-xs);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border);
}

.perm-row {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.perm-row > span:first-of-type {
  flex: 1 1 140px;
  min-width: 0;
}

.perm-row:hover {
  color: var(--text);
}

.perm-row input[type="checkbox"] {
  width: auto;
  min-height: auto;
  margin-top: 2px;
  accent-color: var(--accent);
}

.perm-row .pill {
  flex-shrink: 0;
  opacity: 0.85;
}

/* -----------------------------------------------------------------------------
   Detail / profile blocks
   ----------------------------------------------------------------------------- */
.detail-hero {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  align-items: flex-start;
  margin-bottom: var(--space-5);
}

.detail-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
}

.detail-field {
  min-width: 0;
}

.detail-field__label {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: var(--space-2);
}

.detail-field__value {
  font-size: var(--text-sm);
  color: var(--text);
  line-height: 1.45;
}

.detail-field--full {
  grid-column: 1 / -1;
}

.detail-field__value a:not(.btn) {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.detail-field__value a:not(.btn):hover {
  color: var(--text);
}

.detail-field__value--block {
  font-size: var(--text-sm);
  color: var(--text);
  line-height: 1.55;
}

.view-list {
  margin: 0;
  padding-left: 1.25rem;
  font-size: var(--text-sm);
  color: var(--text);
  line-height: 1.6;
}

.view-list li {
  margin-bottom: var(--space-1);
}

.view-total {
  margin: 0;
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.view-related-link {
  margin: var(--space-4) 0 0;
}

/* -----------------------------------------------------------------------------
   Login
   ----------------------------------------------------------------------------- */
.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: var(--space-6);
}

.login-card {
  width: min(440px, 100%);
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  box-shadow: var(--shadow);
}

.login-brand {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.login-card .sub {
  text-align: center;
  margin-bottom: var(--space-5);
}

.login-card form {
  display: grid;
  gap: var(--space-4);
}

.login-card .btn-primary {
  width: 100%;
}

.login-footnote {
  margin-top: var(--space-5);
  font-size: var(--text-xs);
  color: var(--muted);
  text-align: center;
}

/* -----------------------------------------------------------------------------
   Empty / muted
   ----------------------------------------------------------------------------- */
.empty-state {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  color: var(--muted);
  font-size: var(--text-sm);
}

/* -----------------------------------------------------------------------------
   Responsive
   ----------------------------------------------------------------------------- */
@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .page {
    padding: var(--space-4);
  }

  .gc-dt-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .gc-dt-toolbar__rhs {
    justify-content: stretch;
  }

  .dataTables_wrapper .dataTables_filter input {
    width: 100%;
  }
}