/**
 * GJDC-Beheer - Portal CSS (Sidebar Layout)
 */

:root {
  --primary-color: #3B82F6;
  --primary-dark: #1E3A8A;
  --secondary-color: #64748B;
  --success-color: #22C55E;
  --warning-color: #F59E0B;
  --danger-color: #EF4444;
  --background-color: #F8FAFC;
  --card-background: #FFFFFF;
  --text-color: #1E293B;
  --text-muted: #64748B;
  --border-color: #E2E8F0;
  --sidebar-width: 260px;
  --header-height: 70px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Roboto', system-ui, -apple-system, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  min-height: 100vh;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--header-bg, white);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: left 0.3s ease;
}

.gjdc-top-notices {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1205;
}

.gjdc-top-notice {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 1rem;
  text-align: center;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.gjdc-top-notice span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  justify-content: center;
}

.gjdc-top-notice-dev {
  background: #b00020;
  color: #fff;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}

.gjdc-top-notice-info {
  background: #dbeafe;
  color: #1d4ed8;
  border-bottom: 1px solid #93c5fd;
}

.gjdc-top-notice-success {
  background: #dcfce7;
  color: #166534;
  border-bottom: 1px solid #86efac;
}

.gjdc-top-notice-warning {
  background: #fef3c7;
  color: #92400e;
  border-bottom: 1px solid #fcd34d;
}

.gjdc-top-notice-danger {
  background: #fee2e2;
  color: #991b1b;
  border-bottom: 1px solid #fca5a5;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 1.5rem;
}

.header .logo {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.sidebar-toggle {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-color);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: all 0.2s;
  display: none;
}

.sidebar-toggle:hover {
  background: var(--background-color);
  color: var(--primary-color);
}

.header .brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.header .brand img {
  max-height: 45px;
  width: auto;
}

.header .brand-name {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-dark);
}

/* Header Right - User Menu */
.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-dropdown {
  position: relative;
}

.user-menu-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.95rem;
  color: var(--text-color);
}

.user-menu-btn:hover {
  background: white;
  border-color: var(--primary-color);
}

.user-menu-btn i:first-child {
  font-size: 1.5rem;
  color: var(--primary-color);
}

.user-menu-btn .bi-chevron-down {
  font-size: 0.75rem;
  transition: transform 0.2s;
}

.user-dropdown.active .user-menu-btn .bi-chevron-down {
  transform: rotate(180deg);
}

.user-dropdown .dropdown-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
  min-width: 200px;
  padding: 0.5rem;
  list-style: none;
  display: none;
  z-index: 1001;
}

.user-dropdown.active .dropdown-menu {
  display: block;
}

.user-dropdown .dropdown-menu li a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--text-color);
  text-decoration: none;
  border-radius: 0.5rem;
  transition: all 0.2s;
  font-size: 0.95rem;
}

.user-dropdown .dropdown-menu li a:hover {
  background: var(--background-color);
  color: var(--primary-color);
}

.user-dropdown .dropdown-menu li a i {
  font-size: 1.1rem;
}

/* ===== SIDEBAR ===== */
.sidebar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: var(--sidebar-width);
  height: calc(100vh - var(--header-height));
  background: var(--sidebar-bg, white);
  border-right: 1px solid var(--border-color);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  touch-action: pan-y;
  transition: transform 0.3s ease;
  z-index: 999;
}

.sidebar {
  scrollbar-width: thin;
  scrollbar-color: #90a4bf #e7edf5;
}

.sidebar::-webkit-scrollbar {
  width: 10px;
}

.sidebar::-webkit-scrollbar-track {
  background: #e7edf5;
  border-radius: 10px;
}

.sidebar::-webkit-scrollbar-thumb {
  background: #90a4bf;
  border-radius: 10px;
  border: 2px solid #e7edf5;
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: #768cab;
}

.sidebar-nav {
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.sidebar-with-dev-version .sidebar-nav {
  padding-bottom: 3.3rem;
}

.sidebar-nav .nav-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.56rem 0.85rem;
  color: var(--text-color);
  text-decoration: none;
  border-radius: 0.65rem;
  transition: all 0.2s;
  font-size: 0.92rem;
  font-weight: 500;
  line-height: 1.25;
}

.sidebar-nav .nav-link i {
  font-size: 1.08rem;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-nav .nav-link:hover {
  background: var(--background-color);
  color: var(--primary-color);
}

.sidebar-nav .nav-link.active {
  background: var(--primary-color);
  color: white;
}

.sidebar-nav .nav-link.active:hover {
  background: var(--primary-dark);
}

.sidebar-dev-version {
  position: sticky;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.55rem 0.75rem 0.65rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  font-weight: 700;
  text-transform: uppercase;
  color: #7c8ea8;
  background: linear-gradient(to top, #ffffff 55%, rgba(255, 255, 255, 0.92) 78%, rgba(255, 255, 255, 0));
  border-top: 1px solid var(--border-color);
  text-align: center;
}

/* Sidebar Overlay for mobile */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background: rgba(0, 0, 0, 0.5);
  z-index: 998;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
  display: block;
  opacity: 1;
}

/* ===== MODALS ===== */
/* Ensure modals appear above sidebar and overlay */
.modal {
  z-index: 1055;
}

.modal-backdrop {
  z-index: 1050;
}

/* ===== MAIN CONTENT ===== */
.main {
  margin-left: var(--sidebar-width);
  margin-top: calc(var(--header-height) + var(--gjdc-top-notice-height, 0px));
  min-height: calc(100vh - var(--header-height) - var(--gjdc-top-notice-height, 0px));
  padding: 2rem;
  transition: margin-left 0.3s ease;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 991px) {
  body.sidebar-open {
    overflow: hidden;
    touch-action: none;
  }

  .sidebar-toggle {
    display: block;
  }
  
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.active {
    transform: translateX(0);
  }
  
  .main {
    margin-left: 0;
    padding: 1.5rem;
  }

  .user-name {
    display: none;
  }

  .header .brand-name {
    display: none;
  }

  .header-right {
    gap: 0.5rem;
    flex-shrink: 0;
  }

  .header-right > a.btn {
    display: none;
  }
}

@media (max-width: 576px) {
  .header-container {
    padding: 0 0.75rem;
  }

  .header-right .btn {
    padding: 0.375rem 0.625rem;
  }

  .main {
    padding: 1rem;
  }
}

/* Cards */
.card {
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  border: 1px solid var(--border-color);
}

/* Dashboard stat icons */
.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon-primary {
  background: rgba(59, 130, 246, 0.12);
  color: var(--primary-dark);
}

.stat-icon-success {
  background: rgba(34, 197, 94, 0.12);
  color: #0f5132;
}

.stat-icon-warning {
  background: rgba(245, 158, 11, 0.12);
  color: #7a4a00;
}

.stat-icon-info {
  background: rgba(14, 165, 233, 0.12);
  color: #0b4b6b;
}

.stat-icon i {
  color: inherit;
}

.card-header {
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 1.5rem;
  background: white;
}

.card-body {
  padding: 1.5rem;
}

/* Tables */
.table {
  margin-bottom: 0;
}

.table thead th {
  border-bottom: 2px solid var(--border-color);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1rem;
}

.table tbody td {
  padding: 1rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--border-color);
}

.table-hover tbody tr:hover {
  background-color: #F8FAFC;
}

/* Badges */
.badge {
  font-weight: 500;
  padding: 0.4em 0.8em;
  border-radius: 0.5rem;
}

/* Buttons */
.btn {
  border-radius: 0.5rem;
  padding: 0.5rem 1.25rem;
  font-weight: 500;
}

.btn-primary {
  background: var(--primary-color);
  border-color: var(--primary-color);
}

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

/* Forms */
.form-control,
.form-select {
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

.form-label {
  font-weight: 500;
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

/* Messages */
.message {
  border-left: 3px solid var(--primary-color);
}

.message.bg-light {
  border-left-color: var(--secondary-color);
}

/* Footer */
.footer {
  margin-left: var(--sidebar-width);
  margin-top: auto;
  transition: margin-left 0.3s ease;
}

@media (max-width: 991px) {
  .footer {
    margin-left: 0;
  }
}

/* Utilities */
.text-primary { color: var(--primary-color) !important; }
.bg-primary { background-color: var(--primary-color) !important; }

/* ===== THEME TOGGLE ===== */
.dropdown-theme-toggle {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  color: var(--text-color);
  font-size: 0.95rem;
}

.dropdown-theme-toggle i {
  font-size: 1.05rem;
}

.theme-toggle-item {
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  margin: 0.35rem 0;
  padding: 0.2rem 0;
}

/* ===== THEME TRANSITIONS ===== */
body,
.header,
.sidebar,
.card,
.card-header,
.dropdown-menu,
.form-control,
.form-select,
.table,
.footer {
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

/* ===== DARK MODE ===== */
html[data-theme="dark"] {
  --background-color: #0f172a;
  --card-background: #111c31;
  --text-color: #e2e8f0;
  --text-muted: #94a3b8;
  --border-color: #243249;
  --primary-color: #60a5fa;
  --primary-dark: #3b82f6;
}

html[data-theme="dark"] body {
  background-color: var(--background-color);
  color: var(--text-color);
}

html[data-theme="dark"] .header,
html[data-theme="dark"] .sidebar,
html[data-theme="dark"] .card,
html[data-theme="dark"] .card-header,
html[data-theme="dark"] .user-dropdown .dropdown-menu,
html[data-theme="dark"] .modal-content,
html[data-theme="dark"] .offcanvas,
html[data-theme="dark"] .footer {
  background: #111c31;
  color: var(--text-color);
  border-color: var(--border-color);
}

html[data-theme="dark"] .sidebar {
  scrollbar-color: #4d6484 #1a2940;
}

html[data-theme="dark"] .sidebar::-webkit-scrollbar-track {
  background: #1a2940;
}

html[data-theme="dark"] .sidebar::-webkit-scrollbar-thumb {
  background: #4d6484;
  border-color: #1a2940;
}

html[data-theme="dark"] .sidebar::-webkit-scrollbar-thumb:hover {
  background: #6781a7;
}

html[data-theme="dark"] .sidebar-dev-version {
  color: #8ea4c1;
  background: linear-gradient(to top, #111c31 55%, rgba(17, 28, 49, 0.94) 78%, rgba(17, 28, 49, 0));
}

html[data-theme="dark"] .sidebar-nav .nav-link.active {
  color: #0b1220;
}

html[data-theme="dark"] .user-menu-btn {
  background: #0f1a2e;
  border-color: var(--border-color);
  color: var(--text-color);
}

html[data-theme="dark"] .user-menu-btn:hover,
html[data-theme="dark"] .sidebar-toggle:hover,
html[data-theme="dark"] .user-dropdown .dropdown-menu li a:hover,
html[data-theme="dark"] .sidebar-nav .nav-link:hover,
html[data-theme="dark"] .table-hover tbody tr:hover {
  background: #192640;
}

html[data-theme="dark"] .text-muted,
html[data-theme="dark"] .form-text,
html[data-theme="dark"] .table thead th,
html[data-theme="dark"] .dropdown-theme-toggle {
  color: var(--text-muted) !important;
}

html[data-theme="dark"] .form-control,
html[data-theme="dark"] .form-select,
html[data-theme="dark"] .input-group-text {
  background-color: #0f1a2e;
  border-color: var(--border-color);
  color: var(--text-color);
}

html[data-theme="dark"] .form-control::placeholder,
html[data-theme="dark"] textarea::placeholder {
  color: #6f819a;
}

html[data-theme="dark"] .form-control:focus,
html[data-theme="dark"] .form-select:focus {
  background-color: #0f1a2e;
  color: var(--text-color);
}

html[data-theme="dark"] .table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--text-color);
  --bs-table-border-color: var(--border-color);
}

html[data-theme="dark"] .table-light,
html[data-theme="dark"] .bg-light,
html[data-theme="dark"] .text-bg-light {
  background-color: #192640 !important;
  color: var(--text-color) !important;
}

html[data-theme="dark"] .bg-white,
html[data-theme="dark"] .card-header.bg-white,
html[data-theme="dark"] .card.bg-white {
  background-color: #111c31 !important;
  color: var(--text-color) !important;
}

html[data-theme="dark"] .table > :not(caption) > .table-light > *,
html[data-theme="dark"] .table > :not(caption) > tr.table-light > *,
html[data-theme="dark"] thead.table-light th,
html[data-theme="dark"] tr.table-light th,
html[data-theme="dark"] tr.table-light td {
  background-color: #1a2940 !important;
  color: #d8e4f4 !important;
  border-color: #2c3f5a !important;
}

html[data-theme="dark"] .breadcrumb,
html[data-theme="dark"] .breadcrumb-item,
html[data-theme="dark"] .breadcrumb-item a,
html[data-theme="dark"] .breadcrumb-item.active {
  color: #b8c8dd !important;
}

html[data-theme="dark"] .breadcrumb-item + .breadcrumb-item::before {
  color: #6e86a5;
}

html[data-theme="dark"] .card-header i,
html[data-theme="dark"] .breadcrumb i,
html[data-theme="dark"] .text-muted i,
html[data-theme="dark"] i.text-muted {
  color: #8fb3db !important;
}

html[data-theme="dark"] .btn-light,
html[data-theme="dark"] .btn-outline-secondary {
  background-color: #1c2a44;
  border-color: #2c3f5e;
  color: #dbe7f6;
}

html[data-theme="dark"] .btn-light:hover,
html[data-theme="dark"] .btn-outline-secondary:hover {
  background-color: #273a58;
  border-color: #345078;
  color: #ffffff;
}

html[data-theme="dark"] .alert-secondary {
  background-color: #1a2940;
  border-color: #2a3f5f;
  color: #d5e3f7;
}

html[data-theme="dark"] .badge.bg-light,
html[data-theme="dark"] .badge.text-bg-light {
  background-color: #22324f !important;
  color: #dbe7f6 !important;
}

html[data-theme="dark"] .list-group-item {
  background-color: #111c31;
  border-color: var(--border-color);
  color: var(--text-color);
}

html[data-theme="dark"] .nav-pills .nav-link {
  color: var(--text-color);
}

html[data-theme="dark"] .nav-pills .nav-link.active {
  color: #0b1220;
}

html[data-theme="dark"] .dropdown-theme-toggle .form-check-input {
  background-color: #344a6a;
  border-color: #3f587d;
}

html[data-theme="dark"] .dropdown-theme-toggle .form-check-input:checked {
  background-color: #60a5fa;
  border-color: #60a5fa;
}

/* ===== GRADIENT SIDEBAR MODE ===== */
html[data-panel-gradient="1"] .sidebar {
  border-right-color: transparent;
}
html[data-panel-gradient="1"] .sidebar-nav .nav-link {
  color: rgba(255, 255, 255, 0.82);
}
html[data-panel-gradient="1"] .sidebar-nav .nav-link:hover {
  background: rgba(255, 255, 255, 0.15);
  color: white;
}
html[data-panel-gradient="1"] .sidebar-nav .nav-link.active {
  background: rgba(255, 255, 255, 0.22);
  color: white;
}
html[data-panel-gradient="1"] .sidebar-nav .nav-link.active:hover {
  background: rgba(255, 255, 255, 0.32);
}
html[data-panel-gradient="1"] .sidebar-dev-version {
  color: rgba(255, 255, 255, 0.55);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.2) 55%, transparent);
  border-top-color: rgba(255, 255, 255, 0.12);
}
html[data-panel-gradient="1"] .sidebar-nav .nav-group-label {
  color: rgba(255, 255, 255, 0.5);
}

/* ===== DARK MODE GRADIENT SIDEBAR ===== */
html[data-theme="dark"][data-panel-dark-gradient="1"] .sidebar {
  border-right-color: transparent;
}
html[data-theme="dark"][data-panel-dark-gradient="1"] .sidebar-nav .nav-link {
  color: rgba(255, 255, 255, 0.82);
}
html[data-theme="dark"][data-panel-dark-gradient="1"] .sidebar-nav .nav-link:hover {
  background: rgba(255, 255, 255, 0.15);
  color: white;
}
html[data-theme="dark"][data-panel-dark-gradient="1"] .sidebar-nav .nav-link.active {
  background: rgba(255, 255, 255, 0.22);
  color: white;
}
html[data-theme="dark"][data-panel-dark-gradient="1"] .sidebar-nav .nav-link.active:hover {
  background: rgba(255, 255, 255, 0.32);
}
html[data-theme="dark"][data-panel-dark-gradient="1"] .sidebar-dev-version {
  color: rgba(255, 255, 255, 0.55);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.2) 55%, transparent);
  border-top-color: rgba(255, 255, 255, 0.12);
}
html[data-theme="dark"][data-panel-dark-gradient="1"] .sidebar-nav .nav-group-label {
  color: rgba(255, 255, 255, 0.5);
}

/* ===== DARK MODE — DROPDOWNS ===== */
html[data-theme="dark"] .dropdown-menu {
  background-color: #111c31;
  border-color: var(--border-color);
  color: var(--text-color);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

html[data-theme="dark"] .dropdown-item {
  color: var(--text-color);
}

html[data-theme="dark"] .dropdown-item:hover,
html[data-theme="dark"] .dropdown-item:focus {
  background-color: #192640;
  color: #ffffff;
}

html[data-theme="dark"] .dropdown-item.active,
html[data-theme="dark"] .dropdown-item:active {
  background-color: var(--primary-color);
  color: #0b1220;
}

html[data-theme="dark"] .dropdown-header {
  color: var(--text-muted);
}

html[data-theme="dark"] .dropdown-divider {
  border-color: var(--border-color);
}

/* Native <select> option list (browser-rendered) */
html[data-theme="dark"] .form-select option,
html[data-theme="dark"] select option {
  background-color: #111c31;
  color: var(--text-color);
}

/* ===== DARK MODE — ACCORDION ===== */
html[data-theme="dark"] .accordion-item {
  background-color: #111c31;
  border-color: var(--border-color);
  color: var(--text-color);
}

html[data-theme="dark"] .accordion-button {
  background-color: #0f1a2e;
  color: var(--text-color);
  border-color: var(--border-color);
}

html[data-theme="dark"] .accordion-button:not(.collapsed) {
  background-color: #192640;
  color: #e2e8f0;
  box-shadow: inset 0 -1px 0 var(--border-color);
}

html[data-theme="dark"] .accordion-button::after {
  filter: invert(0.8);
}

html[data-theme="dark"] .accordion-body {
  background-color: #111c31;
  color: var(--text-color);
  border-top: 1px solid var(--border-color);
}

/* ===== DARK MODE — NAV TABS ===== */
html[data-theme="dark"] .nav-tabs {
  border-color: var(--border-color);
}

html[data-theme="dark"] .nav-tabs .nav-link {
  color: var(--text-muted);
  border-color: transparent;
}

html[data-theme="dark"] .nav-tabs .nav-link:hover {
  color: var(--text-color);
  border-color: var(--border-color);
}

html[data-theme="dark"] .nav-tabs .nav-link.active {
  background-color: #111c31;
  border-color: var(--border-color) var(--border-color) #111c31;
  color: var(--primary-color);
}

/* ===== SKELETON LOADING ===== */
@keyframes gjdc-skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.page-skeleton {
  position: fixed;
  top: calc(var(--header-height) + var(--gjdc-top-notice-height, 0px));
  left: var(--sidebar-width);
  right: 0;
  bottom: 0;
  background: var(--background-color);
  z-index: 500;
  padding: 2rem;
  overflow: hidden;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.35s ease, visibility 0s linear 0s;
  will-change: opacity;
}

body.page-loaded .page-skeleton {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s ease, visibility 0s linear 0.35s;
}

.page-skeleton .skel-wrap {
  max-width: 1400px;
  margin: 0 auto;
  height: 100%;
  overflow: hidden;
}

.skel-line,
.skel-block,
.skel-circle {
  display: block;
  position: relative;
  background-color: var(--border-color);
  background-image: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0)   0%,
    rgba(255, 255, 255, 0.65) 50%,
    rgba(255, 255, 255, 0)   100%
  );
  background-size: 200% 100%;
  background-repeat: no-repeat;
  background-position: 200% 0;
  border-radius: 0.4rem;
  animation: gjdc-skeleton-shimmer 1.6s linear infinite;
  overflow: hidden;
}

.skel-line {
  height: 0.95rem;
  width: 100%;
  margin-bottom: 0.7rem;
}

.skel-line.skel-sm { height: 0.7rem; }
.skel-line.skel-lg { height: 1.4rem; }
.skel-line.skel-xl { height: 2.1rem; }

.skel-line.skel-w-25 { width: 25%; }
.skel-line.skel-w-40 { width: 40%; }
.skel-line.skel-w-50 { width: 50%; }
.skel-line.skel-w-60 { width: 60%; }
.skel-line.skel-w-75 { width: 75%; }
.skel-line.skel-w-85 { width: 85%; }
.skel-line.skel-w-100 { width: 100%; }

.skel-block {
  width: 100%;
  border-radius: 0.5rem;
}

.skel-circle {
  border-radius: 50%;
  flex-shrink: 0;
}

.skel-card {
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
}

.skel-page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}

.skel-row-flex {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.skel-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.skel-stat-card {
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
}

.skel-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.skel-grid-2-1 {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.25rem;
}

.skel-list-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border-color);
}
.skel-list-row:last-child { border-bottom: none; }

.skel-list-row .skel-line { margin-bottom: 0.4rem; }
.skel-list-row .skel-line:last-child { margin-bottom: 0; }

.skel-table-card {
  padding: 1.25rem 1.5rem;
}

.skel-table-head,
.skel-table-row {
  display: grid;
  grid-template-columns: 1.4fr 1.2fr 1fr 0.8fr 0.7fr;
  gap: 1rem;
  align-items: center;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--border-color);
}

.skel-table-head {
  padding-top: 0;
  padding-bottom: 0.6rem;
}

.skel-table-row:last-child { border-bottom: none; }

.skel-tabs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-bottom: 0.75rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
}

.skel-detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border-color);
}
.skel-detail-row:last-child { border-bottom: none; }

.skel-media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}

.skel-media-card {
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 0.75rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
}

.skel-media-thumb {
  aspect-ratio: 4 / 3;
  height: auto;
  border-radius: 0.5rem;
  margin-bottom: 0.6rem;
}

/* Dark mode skeleton colors */
html[data-theme="dark"] .skel-line,
html[data-theme="dark"] .skel-block,
html[data-theme="dark"] .skel-circle {
  background-color: #1f2d4a;
  background-image: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0)    0%,
    rgba(255, 255, 255, 0.07) 50%,
    rgba(255, 255, 255, 0)    100%
  );
}

html[data-theme="dark"] .skel-card,
html[data-theme="dark"] .skel-stat-card,
html[data-theme="dark"] .skel-media-card,
html[data-theme="dark"] .skel-table-card {
  background-color: #111c31;
  border-color: var(--border-color);
}

/* Responsive */
@media (max-width: 1199px) {
  .skel-stats-grid { grid-template-columns: repeat(3, 1fr); }
  .skel-table-head,
  .skel-table-row { grid-template-columns: 1.5fr 1.2fr 1fr 0.8fr; }
  .skel-table-head > :nth-child(5),
  .skel-table-row > :nth-child(5) { display: none; }
}

@media (max-width: 991px) {
  .page-skeleton {
    left: 0;
    padding: 1.25rem;
  }
  .skel-stats-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .skel-grid-2,
  .skel-grid-2-1 { grid-template-columns: 1fr; }
  .skel-table-head,
  .skel-table-row { grid-template-columns: 1.5fr 1fr 0.7fr; }
  .skel-table-head > :nth-child(4),
  .skel-table-row > :nth-child(4) { display: none; }
}

@media (max-width: 575px) {
  .page-skeleton { padding: 1rem; }
  .skel-stats-grid { grid-template-columns: 1fr; }
  .skel-table-head,
  .skel-table-row { grid-template-columns: 1.5fr 1fr; }
  .skel-table-head > :nth-child(3),
  .skel-table-row > :nth-child(3) { display: none; }
  .skel-page-header { flex-direction: column; align-items: stretch; }
}

/* Respect reduced-motion preference */
@media (prefers-reduced-motion: reduce) {
  .skel-line,
  .skel-block,
  .skel-circle {
    animation: none;
    background-image: none;
  }
}

/* Print: hide skeleton entirely */
@media print {
  .page-skeleton { display: none !important; }
}