/* ============================================================
   FeStats Design System — style.css
   Complete rewrite for modern admin panel
   ============================================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Colors */
  --color-primary: #1a6cb8;
  --color-primary-hover: #155a9a;
  --color-primary-light: #dbeafe;

  --color-sidebar-bg: #1e293b;
  --color-sidebar-hover: #334155;
  --color-sidebar-active: #0f172a;
  --color-sidebar-accent: #3b82f6;
  --color-sidebar-text: #94a3b8;
  --color-sidebar-text-hover: #e2e8f0;

  --color-success: #16a34a;
  --color-success-light: #dcfce7;
  --color-danger: #dc2626;
  --color-danger-light: #fee2e2;
  --color-warning: #d97706;
  --color-warning-light: #fef3c7;
  --color-info: #2563eb;
  --color-info-light: #dbeafe;

  --color-body-bg: #f1f5f9;
  --color-surface: #ffffff;
  --color-text: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;
  --color-border: #e2e8f0;
  --color-border-dark: #cbd5e1;

  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-xs: 12px;
  --font-sm: 13px;
  --font-base: 14px;
  --font-md: 16px;
  --font-lg: 18px;
  --font-2xl: 24px;
  --font-3xl: 30px;

  /* Spacing */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-16: 64px;

  /* Layout */
  --sidebar-width: 240px;
  --content-max-width: 1200px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
}


/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-body-bg);
  min-height: 100vh;
}

img {
  border: 0;
  max-width: 100%;
}


/* --- Typography --- */
h1 {
  font-size: var(--font-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--sp-2) 0;
  line-height: 1.3;
}

h2 {
  font-size: var(--font-lg);
  font-weight: 600;
  color: var(--color-text);
  margin: var(--sp-8) 0 var(--sp-3) 0;
  line-height: 1.4;
}

h3 {
  font-size: var(--font-md);
  font-weight: 600;
  color: var(--color-text);
  margin: var(--sp-6) 0 var(--sp-2) 0;
}

p {
  margin: 0 0 var(--sp-4) 0;
  color: var(--color-text-secondary);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}


/* --- Layout: Sidebar + Main --- */
.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background: var(--color-sidebar-bg);
  color: var(--color-sidebar-text);
  display: flex;
  flex-direction: column;
  z-index: 120;
  overflow-y: auto;
  transition: transform var(--transition-base);
}

.sidebar__brand {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-5) var(--sp-5);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar__brand-icon {
  width: 32px;
  height: 32px;
  background: var(--color-sidebar-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}

.sidebar__brand-text {
  font-size: var(--font-lg);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.025em;
}

.sidebar__section {
  padding: var(--sp-4) 0;
}

.sidebar__section + .sidebar__section {
  border-top: 1px solid rgba(255,255,255,0.08);
}

.sidebar__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: 0 var(--sp-5) var(--sp-2);
}

.sidebar__site-name {
  font-size: var(--font-sm);
  font-weight: 600;
  color: var(--color-sidebar-accent);
  padding: 0 var(--sp-5) var(--sp-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar__link {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-2) var(--sp-5);
  color: var(--color-sidebar-text);
  text-decoration: none;
  font-size: var(--font-sm);
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
}

.sidebar__link:hover {
  background: var(--color-sidebar-hover);
  color: var(--color-sidebar-text-hover);
  text-decoration: none;
}

.sidebar__link--active {
  background: var(--color-sidebar-active);
  color: #fff;
  border-left-color: var(--color-sidebar-accent);
}

.sidebar__link svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.7;
}

.sidebar__link--active svg,
.sidebar__link:hover svg {
  opacity: 1;
}

.sidebar__spacer {
  flex: 1;
}

.sidebar__link--spaced {
  margin-top: var(--sp-4);
}

.sidebar__link--logout {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--sp-3);
  padding-bottom: var(--sp-3);
  margin-top: auto;
}

.sidebar__link--logout:hover {
  color: var(--color-danger);
}

.main {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-width: 0;
}

.main__content {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--sp-8) var(--sp-8);
}

.page-header {
  margin-bottom: var(--sp-6);
}

.page-header__subtitle {
  color: var(--color-text-secondary);
  font-size: var(--font-base);
  margin: 0;
}


/* --- Card Component --- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--sp-6);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}

.card-header__title {
  font-size: var(--font-md);
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
}

.card-header__subtitle {
  font-size: var(--font-sm);
  color: var(--color-text-secondary);
  margin: var(--sp-1) 0 0 0;
}

.card-body {
  padding: var(--sp-5);
}

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


/* --- Data Table --- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-sm);
  font-variant-numeric: tabular-nums;
}

.data-table thead th {
  text-align: left;
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--font-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
  background: #f8fafc;
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
}

.data-table tbody td {
  padding: var(--sp-3) var(--sp-4);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  vertical-align: middle;
}

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

.data-table tbody tr:hover {
  background: #f8fafc;
}

.data-table tbody tr.highlight {
  background: #fffbeb;
  font-weight: 600;
}

.data-table .col-num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.data-table .col-shrink {
  width: 1%;
  white-space: nowrap;
}

.data-table tfoot td {
  padding: var(--sp-3) var(--sp-4);
  font-weight: 600;
  color: var(--color-text-secondary);
  border-top: 2px solid var(--color-border);
}

/* Day separator row in SERP log */
.data-table .row-separator td {
  border-bottom: none;
  height: var(--sp-6);
  background: var(--color-body-bg);
}

/* --- Sortable Column Headers --- */
.data-table th[data-sortable] {
  cursor: pointer;
  user-select: none;
}

.data-table th[data-sortable]:hover {
  color: var(--color-text);
}

.data-table th[data-sortable]::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 6px;
  vertical-align: middle;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-bottom: 4px solid currentColor;
  opacity: 0.3;
}

.data-table th[data-sortable].sort-asc::after {
  border-bottom: 4px solid currentColor;
  border-top: none;
  opacity: 1;
}

.data-table th[data-sortable].sort-desc::after {
  border-bottom: none;
  border-top: 4px solid currentColor;
  opacity: 1;
}


/* --- Progress Bar (CSS only) --- */
.progress-bar {
  height: 8px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: 2px 0;
}

.progress-bar__fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.progress-bar__fill--primary {
  background: var(--color-primary);
}

.progress-bar__fill--success {
  background: var(--color-success);
}

.progress-bar__fill--danger {
  background: var(--color-danger);
}

.progress-bar__fill--warning {
  background: var(--color-warning);
}

.progress-bar__fill--info {
  background: var(--color-info);
}

/* Dual bar (unique + hits) */
.progress-dual {
  display: flex;
  flex-direction: column;
  gap: 2px;
}


/* --- Stat Widget / KPI Cards --- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
}

.stat-widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-5);
  box-shadow: var(--shadow-sm);
}

.stat-widget__label {
  font-size: var(--font-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  margin-bottom: var(--sp-1);
}

.stat-widget__value {
  font-size: var(--font-2xl);
  font-weight: 700;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.stat-widget__detail {
  font-size: var(--font-xs);
  color: var(--color-text-secondary);
  margin-top: var(--sp-1);
}


/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-family: var(--font-family);
  font-weight: 500;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}

.btn:hover {
  text-decoration: none;
}

.btn--sm {
  font-size: var(--font-xs);
  padding: 6px 12px;
}

.btn--md {
  font-size: var(--font-sm);
  padding: 8px 16px;
}

.btn--lg {
  font-size: var(--font-base);
  padding: 10px 20px;
}

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

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

.btn--secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border-dark);
}

.btn--secondary:hover {
  background: #f8fafc;
  border-color: var(--color-text-muted);
}

.btn--danger {
  background: var(--color-danger);
  color: #fff;
  border-color: var(--color-danger);
}

.btn--danger:hover {
  background: #b91c1c;
  border-color: #b91c1c;
  color: #fff;
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: transparent;
}

.btn--ghost:hover {
  background: rgba(0,0,0,0.04);
  color: var(--color-text);
}

.btn svg {
  width: 16px;
  height: 16px;
}


/* --- Forms --- */
.form-group {
  margin-bottom: var(--sp-4);
}

.form-label {
  display: block;
  font-size: var(--font-sm);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--sp-1);
}

.form-input,
.form-select,
.form-textarea {
  font-family: var(--font-family);
  font-size: var(--font-base);
  padding: 8px 12px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  width: 100%;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 108, 184, 0.15);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 8px center;
  background-repeat: no-repeat;
  background-size: 20px;
  padding-right: 36px;
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}

.form-row .form-label {
  margin-bottom: 0;
}

.form-check {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.form-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
}

.form-inline {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-end;
  flex-wrap: wrap;
}

.form-inline .form-group {
  margin-bottom: 0;
}


/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  line-height: 1.5;
  white-space: nowrap;
}

.badge--success {
  background: var(--color-success-light);
  color: var(--color-success);
}

.badge--danger {
  background: var(--color-danger-light);
  color: var(--color-danger);
}

.badge--warning {
  background: var(--color-warning-light);
  color: var(--color-warning);
}

.badge--info {
  background: var(--color-info-light);
  color: var(--color-info);
}

.badge--neutral {
  background: #f1f5f9;
  color: var(--color-text-secondary);
}


/* --- Alerts --- */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  border-radius: var(--radius-md);
  font-size: var(--font-sm);
  margin-bottom: var(--sp-4);
  border: 1px solid;
}

.alert svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}

.alert--success {
  background: var(--color-success-light);
  border-color: #bbf7d0;
  color: #166534;
}

.alert--danger {
  background: var(--color-danger-light);
  border-color: #fecaca;
  color: #991b1b;
}

.alert--info {
  background: var(--color-info-light);
  border-color: #bfdbfe;
  color: #1e40af;
}

.alert--warning {
  background: var(--color-warning-light);
  border-color: #fde68a;
  color: #92400e;
}


/* --- Text Color Utilities --- */
.text-success { color: var(--color-success) !important; }
.text-danger { color: var(--color-danger) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-muted { color: var(--color-text-muted) !important; }
.text-secondary { color: var(--color-text-secondary) !important; }
.text-primary { color: var(--color-primary) !important; }


/* --- Site Card (Dashboard) --- */
.site-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
}

.site-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-5);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.site-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-dark);
  text-decoration: none;
  color: inherit;
}

.site-card__name {
  font-size: var(--font-md);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--sp-3);
}

.site-card__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
}

.site-card__stat-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  font-weight: 500;
}

.site-card__stat-value {
  font-size: var(--font-lg);
  font-weight: 700;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}

.site-card__stat-detail {
  font-size: 11px;
  color: var(--color-text-muted);
}


/* --- Group Section (Dashboard) --- */
.group-section {
  margin-bottom: var(--sp-4);
}

.group-header {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.group-header:hover {
  background: #f8fafc;
}

.group-header__chevron {
  width: 18px;
  height: 18px;
  color: var(--color-text-muted);
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.group-header--expanded .group-header__chevron {
  transform: rotate(90deg);
}

.group-header__name {
  font-weight: 600;
  font-size: var(--font-base);
  color: var(--color-text);
  flex: 1;
}

.group-header__meta {
  display: flex;
  gap: var(--sp-6);
  font-size: var(--font-sm);
  color: var(--color-text-secondary);
  font-variant-numeric: tabular-nums;
}

.group-header__meta span {
  white-space: nowrap;
}

.group-body {
  display: none;
  padding: var(--sp-4) 0 0 0;
}

.group-body--expanded {
  display: block;
}


/* --- Chart Container --- */
.chart-container {
  width: 100%;
  height: 400px;
  margin: var(--sp-4) 0;
}


/* --- Tracker Code (add_site_complete) --- */
.code-block {
  background: #1e293b;
  color: #e2e8f0;
  border-radius: var(--radius-md);
  padding: var(--sp-4) var(--sp-5);
  font-family: 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  font-size: var(--font-sm);
  line-height: 1.6;
  overflow-x: auto;
  position: relative;
  margin-bottom: var(--sp-4);
  white-space: pre-wrap;
  word-break: break-all;
}

.code-block__copy {
  position: absolute;
  top: var(--sp-2);
  right: var(--sp-2);
}

/* Tab navigation for tracker code */
.tab-nav {
  display: flex;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: var(--sp-4);
  gap: var(--sp-1);
}

.tab-nav__item {
  padding: var(--sp-2) var(--sp-4);
  font-size: var(--font-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition-fast);
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: var(--font-family);
}

.tab-nav__item:hover {
  color: var(--color-text);
}

.tab-nav__item--active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tab-panel {
  display: none;
}

.tab-panel--active {
  display: block;
}


/* --- Login Page --- */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  padding: var(--sp-4);
}

.login-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--sp-10);
  width: 100%;
  max-width: 400px;
}

.login-card__brand {
  text-align: center;
  margin-bottom: var(--sp-8);
}

.login-card__brand-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  margin-bottom: var(--sp-3);
}

.login-card__brand-text {
  font-size: var(--font-2xl);
  font-weight: 700;
  color: var(--color-text);
}

.login-card__subtitle {
  font-size: var(--font-sm);
  color: var(--color-text-secondary);
  margin-top: var(--sp-1);
}

.login-card .form-group {
  margin-bottom: var(--sp-5);
}

.login-card .btn {
  width: 100%;
  padding: 10px;
  font-size: var(--font-md);
}


/* --- Visitor Detail Popup --- */
.visitor-detail {
  max-width: 800px;
  margin: var(--sp-6) auto;
  padding: 0 var(--sp-4);
}


/* --- Utility --- */
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--sp-2); }
.mt-4 { margin-top: var(--sp-4); }
.mt-6 { margin-top: var(--sp-6); }
.mt-8 { margin-top: var(--sp-8); }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--sp-2); }
.mb-4 { margin-bottom: var(--sp-4); }
.mb-6 { margin-bottom: var(--sp-6); }

.text-center { text-align: center; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.gap-2 { gap: var(--sp-2); }
.gap-3 { gap: var(--sp-3); }
.gap-4 { gap: var(--sp-4); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* --- Confirmation Dialog --- */
.confirm-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.confirm-overlay--active {
  display: flex;
}

.confirm-dialog {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--sp-6);
  max-width: 420px;
  width: 100%;
  margin: var(--sp-4);
}

.confirm-dialog__title {
  font-size: var(--font-lg);
  font-weight: 600;
  margin-bottom: var(--sp-2);
}

.confirm-dialog__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--sp-6);
}

.confirm-dialog__actions {
  display: flex;
  gap: var(--sp-3);
  justify-content: flex-end;
}


/* --- Overview stats table with progress bars --- */
.overview-table {
  width: 100%;
}

.overview-table td,
.overview-table th {
  padding: var(--sp-3) var(--sp-4);
}

.overview-table .section-divider td {
  border: none;
  height: var(--sp-4);
  background: transparent;
}


/* --- Mobile Menu Toggle & Backdrop (base styles) --- */
.mobile-menu-toggle {
  position: fixed;
  top: var(--sp-3);
  left: var(--sp-3);
  z-index: 110;
  background: var(--color-sidebar-bg);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  padding: var(--sp-2);
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.mobile-menu-toggle svg {
  width: 24px;
  height: 24px;
}

.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 105;
}

.sidebar-backdrop--active {
  display: block;
}


/* --- Responsive Mobile --- */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar--open {
    transform: translateX(0);
  }

  .main {
    margin-left: 0;
  }

  .main__content {
    padding: 56px var(--sp-4) var(--sp-4);
  }

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

  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .form-inline {
    flex-direction: column;
    align-items: stretch;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .group-header__meta {
    display: none;
  }

  /* Allow wide tables to scroll horizontally */
  .card-body--flush {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .data-table {
    min-width: 600px;
  }

  .site-card__stats {
    gap: var(--sp-2);
  }

  .site-card__stat-value {
    font-size: var(--font-md);
  }

  /* Chart containers adapt */
  .chart-container {
    height: 280px;
  }

  /* Stack confirm dialog buttons on very small screens */
  .confirm-dialog__actions {
    flex-direction: column-reverse;
  }

  .confirm-dialog__actions .btn {
    width: 100%;
  }
}

@media (min-width: 769px) {
  .mobile-menu-toggle {
    display: none;
  }

  .sidebar-backdrop {
    display: none !important;
  }
}