/* =========================================================================
 * TSGB  -  Twin Scroll Grid Balancer
 * Brand stylesheet | Navy #012169 / Red #C8102E
 * Ready for ASP.NET MVC  -  move this file to wwwroot/css/site.css and
 * reference as ~/css/site.css from _Layout.cshtml.
 * =======================================================================*/

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: #f1f3f9;
  background-image:
    radial-gradient(circle at 12% -10%,  rgba(1, 33, 105, 0.18) 0%, transparent 45%),
    radial-gradient(circle at 92% 8%,    rgba(200, 16, 46, 0.14) 0%, transparent 50%),
    radial-gradient(circle at 50% 110%,  rgba(107, 12, 28, 0.16) 0%, transparent 55%);
  background-attachment: fixed;
}

/* ============ Brand gradients & dividers ============ */
.uk-gradient-hero {
  background: linear-gradient(135deg, #012169 0%, #0a1f6b 40%, #6b0c1c 70%, #C8102E 100%);
}
/* Red-dominant sibling of uk-gradient-hero  -  same palette, opposite weighting.
 * Used by the alternating-tile grid on Home/Index where every other tile
 * leads red rather than navy. */
.uk-gradient-hero-red {
  background: linear-gradient(135deg, #C8102E 0%, #6b0c1c 30%, #0a1f6b 70%, #012169 100%);
}
/* Shrunk from 48px to 4px: the original block-bar between content sections
 * combined with the surrounding py-16/py-20 left ~200px of empty space mid-page.
 * The slim gradient line keeps the brand accent without the dead air. */
.section-divider {
  height: 4px;
  background: linear-gradient(to right, transparent, rgba(1, 33, 105, 0.55) 20%, rgba(255, 255, 255, 0.5) 50%, rgba(200, 16, 46, 0.55) 80%, transparent);
}
.section-divider-slim {
  height: 2px;
  background: linear-gradient(to right, transparent, rgba(200, 16, 46, 0.55) 20%, rgba(255,255,255,0.6) 50%, rgba(1, 33, 105, 0.55) 80%, transparent);
}
.bg-grid-pattern {
  background-image:
    linear-gradient(rgba(1, 33, 105, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(1, 33, 105, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* ============ Glassmorphism =============================================
 * Three intensities. Dark variants for navy/red surfaces (header, footer).
 * Light variants for floating panels on the page (cards, mega menus).
 * All use backdrop-filter with a saturate to keep brand colour underneath
 * vibrant rather than washed out. */
.glass-dark {
  background: linear-gradient(135deg, rgba(1, 33, 105, 0.72) 0%, rgba(10, 31, 107, 0.68) 35%, rgba(107, 12, 28, 0.66) 70%, rgba(200, 16, 46, 0.62) 100%);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.glass-light {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: 0 8px 24px -8px rgba(1, 33, 105, 0.18), inset 0 1px 0 rgba(255,255,255,0.7);
}
.glass-panel {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow:
    0 20px 40px -12px rgba(1, 33, 105, 0.22),
    0 4px 12px -4px rgba(200, 16, 46, 0.08),
    inset 0 1px 0 rgba(255,255,255,0.8);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass-dark  { background: linear-gradient(135deg, #012169 0%, #0a1f6b 40%, #6b0c1c 70%, #C8102E 100%); }
  .glass-light { background: rgba(255, 255, 255, 0.96); }
  .glass-panel { background: #ffffff; }
}

/* ============ Navigation ============ */
.tsgb-nav-bar {
  background: #012169;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.nav-link {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  transition: color 0.15s ease, background-color 0.15s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.35rem 0.55rem;
  background: none;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  border-radius: 0.3rem;
}
.nav-link:hover { color: #ffffff; background: rgba(255,255,255,0.07); }
.nav-link.active {
  color: #ffffff;
  background: rgba(200, 16, 46, 0.22);
  box-shadow: inset 0 -2px 0 #C8102E;
}
.nav-link[aria-expanded="true"] { color: #ffffff; background: rgba(255,255,255,0.07); }

/* ============ Dropdown / nested / mega menu panels ============ */
.menu-panel {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-radius: 0.5rem;
  box-shadow:
    0 20px 40px -12px rgba(1, 33, 105, 0.32),
    0 4px 12px -4px rgba(200, 16, 46, 0.10),
    inset 0 1px 0 rgba(255,255,255,0.9);
  border: 1px solid rgba(229, 231, 235, 0.9);
  padding: 0.4rem;
  z-index: 60;
  min-width: 16rem;
  animation: menu-pop 0.12s ease-out;
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .menu-panel { background: #ffffff; }
}
.menu-item {
  display: flex; align-items: center; gap: 0.65rem;
  padding: 0.55rem 0.65rem; font-size: 0.875rem;
  color: #374151; text-decoration: none;
  border-radius: 0.375rem;
  transition: background-color 0.1s, color 0.1s;
  cursor: pointer; border: none; background: transparent;
  width: 100%; text-align: left; line-height: 1.3;
}
.menu-item:hover, .menu-item[aria-expanded="true"] {
  background: rgba(1, 33, 105, 0.06); color: #012169;
}
.menu-item .text-xs { color: #6b7280; font-weight: 400; }
.menu-item-sm {
  display: block;
  padding: 0.45rem 0.75rem;
  font-size: 0.85rem;
  color: #374151;
  text-decoration: none;
  border-radius: 0.375rem;
  transition: background-color 0.1s, color 0.1s;
}
.menu-item-sm:hover { background: rgba(1, 33, 105, 0.06); color: #012169; }

.mega-panel {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(22px) saturate(180%);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
  border-radius: 0.5rem;
  box-shadow:
    0 28px 48px -16px rgba(1, 33, 105, 0.38),
    0 8px 16px -6px rgba(200, 16, 46, 0.12),
    inset 0 1px 0 rgba(255,255,255,0.9);
  border: 1px solid rgba(229, 231, 235, 0.9);
  overflow: hidden;
  z-index: 60;
  animation: menu-pop 0.14s ease-out;
  /* width comes from positioning utilities (left/right)  -  let the parent decide */
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .mega-panel { background: #ffffff; }
}
.mega-item {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.55rem 0.5rem;
  text-decoration: none;
  border-radius: 0.375rem;
  transition: background-color 0.15s;
}
.mega-item:hover { background: rgba(1, 33, 105, 0.08); }

@keyframes menu-pop {
  from { opacity: 0; transform: translateY(-4px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0)    scale(1);    }
}

.nav-link-mobile {
  display: block;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  text-decoration: none;
  transition: background-color 0.15s ease;
}
.nav-link-mobile:hover { background: rgba(255, 255, 255, 0.1); color: white; }
.nav-link-mobile.active { background: rgba(200, 16, 46, 0.3); color: white; }

/* "SOON" treatment for nav links that point at unfinished work.
   Used by the Theories pill  -  muted text, paired with a small badge. */
.nav-link-soon {
  color: rgba(255, 255, 255, 0.55);
  font-style: normal;
}
.nav-link-soon:hover { color: rgba(255, 255, 255, 0.85); background: rgba(255,255,255,0.05); }
.soon-badge {
  display: inline-block;
  margin-left: 0.4rem;
  padding: 0.05rem 0.35rem;
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
  border-radius: 0.25rem;
  vertical-align: 1px;
}

/* ============ In-section sub-nav (chip row under the page hero) ============
   Used on Policy, Legal and GDA pages so serial readers can move between
   sibling articles/tools without going back through the mega-menu. */
.section-subnav {
  background: #ffffff;
  border-bottom: 1px solid rgba(1, 33, 105, 0.08);
  box-shadow: 0 1px 0 rgba(1, 33, 105, 0.04);
}
.section-subnav-scroll {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  padding: 0.55rem 0;
  white-space: nowrap;
}
.section-subnav-scroll::-webkit-scrollbar { height: 4px; }
.section-subnav-scroll::-webkit-scrollbar-thumb { background: rgba(1,33,105,0.15); border-radius: 4px; }
.section-subnav-group {
  display: inline-block;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #C8102E;
  padding: 0 0.6rem 0 0.35rem;
  border-left: 1px solid rgba(1, 33, 105, 0.12);
  margin-left: 0.35rem;
  flex-shrink: 0;
}
.section-subnav-group:first-child { border-left: 0; margin-left: 0; padding-left: 0; }
.section-subnav-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.32rem 0.7rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: #1f2937;
  background: rgba(1, 33, 105, 0.04);
  border-radius: 999px;
  text-decoration: none;
  transition: background-color 0.15s, color 0.15s;
  flex-shrink: 0;
}
.section-subnav-chip:hover { background: rgba(1, 33, 105, 0.10); color: #012169; }
.section-subnav-chip.is-active {
  background: #012169;
  color: #ffffff;
  box-shadow: inset 0 -2px 0 #C8102E;
}

/* ============ Buttons ============ */
.btn-primary {
  background-color: #C8102E;
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  border-radius: 0.25rem;
  font-weight: 600;
  display: inline-block;
  text-decoration: none;
  transition: background-color 0.2s ease;
  cursor: pointer;
  border: none;
  font-size: 1rem;
}
.btn-primary:hover { background-color: #9b0d23; }
.btn-primary:disabled { background-color: #9ca3af; cursor: not-allowed; }

.btn-secondary {
  border: 2px solid #ffffff;
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  border-radius: 0.25rem;
  font-weight: 600;
  display: inline-block;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  background: transparent;
  font-size: 1rem;
}
.btn-secondary:hover { background-color: #ffffff; color: #012169; }

.btn-outline {
  border: 2px solid #012169;
  color: #012169;
  background: transparent;
  padding: 0.5rem 1.25rem;
  border-radius: 0.25rem;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  display: inline-block;
  transition: all 0.2s ease;
  cursor: pointer;
}
.btn-outline:hover { background: #012169; color: white; }

/* ============ Cards ============ */
.card {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 0.5rem;
  box-shadow:
    0 8px 24px -8px rgba(1, 33, 105, 0.18),
    inset 0 1px 0 rgba(255,255,255,0.7);
  overflow: hidden;
  transition: box-shadow 0.3s ease, transform 0.3s ease, background 0.3s ease;
  display: block;
  text-decoration: none;
  color: inherit;
}
.card:hover {
  background: rgba(255, 255, 255, 0.85);
  box-shadow:
    0 24px 40px -12px rgba(1, 33, 105, 0.28),
    0 8px 12px -4px rgba(200, 16, 46, 0.10),
    inset 0 1px 0 rgba(255,255,255,0.85);
  transform: translateY(-2px);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .card { background: #ffffff; }
  .card:hover { background: #ffffff; }
}
.card-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.5rem;
  background: linear-gradient(135deg, #012169, #C8102E);
  color: white;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

/* ============ Prose ============ */
.prose-tsgb { max-width: none; color: #1f2937; line-height: 1.75; }
.prose-tsgb h1, .prose-tsgb h2, .prose-tsgb h3, .prose-tsgb h4 {
  color: #012169; margin-top: 1.5em; margin-bottom: 0.5em; font-weight: 700;
}
.prose-tsgb h1 { font-size: 2rem; }
.prose-tsgb h2 { font-size: 1.5rem; }
.prose-tsgb h3 { font-size: 1.25rem; }
.prose-tsgb h4 { font-size: 1.125rem; }
.prose-tsgb p  { margin-bottom: 1em; }
.prose-tsgb a  { color: #C8102E; text-decoration: underline; }
.prose-tsgb a:hover { color: #9b0d23; }
.prose-tsgb ul, .prose-tsgb ol { padding-left: 1.5em; margin-bottom: 1em; }
.prose-tsgb li { margin-bottom: 0.25em; }
.prose-tsgb table { width: 100%; border-collapse: collapse; margin-bottom: 1em; }
.prose-tsgb th { background: #012169; color: white; padding: 0.5rem 1rem; text-align: left; }
.prose-tsgb td { padding: 0.5rem 1rem; border-bottom: 1px solid #e5e7eb; }
.prose-tsgb tr:nth-child(even) td { background: #f9fafb; }
.prose-tsgb blockquote { border-left: 4px solid #C8102E; padding-left: 1rem; color: #6b7280; font-style: italic; margin: 1em 0; }
.prose-tsgb code { background: #f3f4f6; padding: 0.1em 0.4em; border-radius: 0.25em; font-size: 0.9em; }
.prose-tsgb pre  { background: #1f2937; color: #f9fafb; padding: 1rem; border-radius: 0.5rem; overflow-x: auto; margin-bottom: 1em; }
.prose-tsgb pre code { background: none; padding: 0; }

/* ============ Accordion (kept from original) ============ */
[data-chevron] { transition: transform 0.2s ease; }
[data-chevron].rotate-180 { transform: rotate(180deg); }
[data-accordion-content] { transition: all 0.2s ease; }

/* ============ Timeline (vertical, alternating) ============ */
.timeline { position: relative; padding: 2rem 0; }
.timeline::before {
  content: ''; position: absolute; left: 50%; top: 0; bottom: 0;
  width: 3px; background: linear-gradient(to bottom, #012169, #C8102E);
  transform: translateX(-50%);
}
.timeline-item { position: relative; width: 50%; padding: 1.5rem 2.5rem; box-sizing: border-box; }
.timeline-item:nth-child(odd)  { left: 0;  text-align: right; }
.timeline-item:nth-child(even) { left: 50%; text-align: left;  }
.timeline-item::after {
  content: ''; position: absolute; top: 2rem; width: 1rem; height: 1rem;
  background: white; border: 3px solid #C8102E; border-radius: 50%; z-index: 1;
}
.timeline-item:nth-child(odd)::after  { right: -0.5rem; }
.timeline-item:nth-child(even)::after { left: -0.5rem; }
.timeline-card {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(14px) saturate(180%);
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 0.5rem; padding: 1.25rem;
  box-shadow:
    0 8px 20px -8px rgba(1, 33, 105, 0.18),
    inset 0 1px 0 rgba(255,255,255,0.7);
  display: inline-block; text-align: left; max-width: 100%;
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .timeline-card { background: #ffffff; }
}
.timeline-year {
  display: inline-block; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em;
  color: white; background: #C8102E; padding: 0.2rem 0.6rem; border-radius: 0.25rem;
  margin-bottom: 0.5rem;
}
@media (max-width: 768px) {
  .timeline::before { left: 1rem; }
  .timeline-item { width: 100%; padding-left: 3rem; padding-right: 0.5rem; text-align: left !important; left: 0 !important; }
  .timeline-item::after { left: 0.5rem !important; right: auto !important; }
}

/* ============ Gauges grid ============ */
.gauge-card {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(14px) saturate(180%);
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 0.5rem;
  box-shadow:
    0 8px 20px -8px rgba(1, 33, 105, 0.18),
    inset 0 1px 0 rgba(255,255,255,0.7);
  padding: 1rem 1.25rem 1.25rem;
  text-align: center;
  border-top: 3px solid #012169;
  transition: transform 0.2s ease, background 0.2s ease;
}
.gauge-card:hover { transform: translateY(-2px); background: rgba(255, 255, 255, 0.85); }
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .gauge-card, .gauge-card:hover { background: #ffffff; }
}
.gauge-card.warn { border-top-color: #f59e0b; }
.gauge-card.crit { border-top-color: #C8102E; }
.gauge-title {
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: #6b7280; margin-bottom: 0.25rem;
}
.gauge-value { font-size: 1.5rem; font-weight: 700; color: #012169; font-variant-numeric: tabular-nums; }
.gauge-unit { font-size: 0.8rem; color: #6b7280; font-weight: 500; }

/* ============ Status pills ============ */
.status-pill {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.25rem 0.75rem; border-radius: 9999px;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.05em;
}
.status-pill::before {
  content: ''; width: 0.5rem; height: 0.5rem; border-radius: 50%; background: currentColor;
}
.status-pill.online  { background: #dcfce7; color: #166534; }
.status-pill.warn    { background: #fef3c7; color: #92400e; }
.status-pill.fault   { background: #fee2e2; color: #991b1b; }
.status-pill.offline { background: #f3f4f6; color: #4b5563; }

/* ============ Forms ============ */
.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.625rem 0.875rem;
  border: 1px solid #d1d5db;
  border-radius: 0.375rem;
  font-size: 0.95rem;
  transition: border-color 0.15s, box-shadow 0.15s;
  background: white;
  font-family: inherit;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none; border-color: #012169;
  box-shadow: 0 0 0 3px rgba(1, 33, 105, 0.1);
}
.form-input.error, .form-textarea.error { border-color: #C8102E; }
.form-input.error:focus, .form-textarea.error:focus { box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.15); }
.form-label { display: block; font-size: 0.875rem; font-weight: 600; color: #374151; margin-bottom: 0.375rem; }
.form-help  { font-size: 0.8rem; color: #6b7280; margin-top: 0.25rem; }
.form-error { font-size: 0.8rem; color: #C8102E; margin-top: 0.25rem; }
.form-check { display: flex; align-items: flex-start; gap: 0.5rem; }
.form-check input[type=checkbox], .form-check input[type=radio] {
  accent-color: #C8102E; width: 1rem; height: 1rem; margin-top: 0.2rem;
}

/* ============ KPI tiles ============ */
.kpi-tile {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(14px) saturate(180%);
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 0.5rem; padding: 1.25rem;
  box-shadow:
    0 8px 20px -8px rgba(1, 33, 105, 0.18),
    inset 0 1px 0 rgba(255,255,255,0.7);
  border-left: 4px solid #012169;
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .kpi-tile { background: #ffffff; }
}
.kpi-tile .kpi-label { font-size: 0.75rem; color: #6b7280; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.kpi-tile .kpi-value { font-size: 1.875rem; font-weight: 700; color: #012169; line-height: 1.2; font-variant-numeric: tabular-nums; }
.kpi-tile .kpi-delta { font-size: 0.85rem; font-weight: 600; }
.kpi-tile .kpi-delta.up   { color: #16a34a; }
.kpi-tile .kpi-delta.down { color: #C8102E; }

/* ============ Toastr brand overrides ============ */
#toast-container > .toast-success { background-color: #012169 !important; }
#toast-container > .toast-error   { background-color: #C8102E !important; }
#toast-container > .toast-info    { background-color: #0a1f6b !important; }
#toast-container > .toast-warning { background-color: #f59e0b !important; }

/* ============ SweetAlert2 brand overrides ============ */
.swal2-styled.swal2-confirm { background-color: #C8102E !important; }
.swal2-styled.swal2-confirm:focus { box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.3) !important; }
.swal2-styled.swal2-cancel  { background-color: #6b7280 !important; }
.swal2-title { color: #012169 !important; }
.swal2-icon.swal2-success [class^=swal2-success-line] { background-color: #012169 !important; }
.swal2-icon.swal2-success .swal2-success-ring { border-color: rgba(1, 33, 105, 0.3) !important; }

/* ============ DataTables brand overrides ============ */
table.dataTable thead th, table.dataTable thead td {
  background: #012169 !important; color: white !important;
  border-bottom: 2px solid #C8102E !important;
}
table.dataTable thead th.sorting:after,
table.dataTable thead th.sorting_asc:after,
table.dataTable thead th.sorting_desc:after { color: rgba(255,255,255,0.6) !important; }
table.dataTable tbody tr:hover { background: #f3f4f6 !important; }
table.dataTable tbody tr.selected { background: rgba(1, 33, 105, 0.08) !important; color: #012169 !important; }
.dataTables_wrapper .dataTables_paginate .paginate_button.current,
.dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
  background: #012169 !important; color: white !important; border-color: #012169 !important;
}
.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
  background: rgba(1, 33, 105, 0.1) !important; color: #012169 !important; border-color: transparent !important;
}
div.dt-buttons .dt-button {
  background-color: #012169 !important; color: white !important;
  border: none !important; padding: 0.4rem 0.9rem !important; border-radius: 0.25rem !important;
}
div.dt-buttons .dt-button:hover { background-color: #0a1f6b !important; }
div.dt-buttons .dt-button.buttons-print { background-color: #6b0c1c !important; }
div.dt-buttons .dt-button.buttons-pdf   { background-color: #C8102E !important; }
.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
  border: 1px solid #d1d5db !important; border-radius: 0.375rem !important;
  padding: 0.35rem 0.6rem !important; margin: 0 0.4rem !important;
}

/* ============ Swiper brand overrides ============ */
.swiper-pagination-bullet { background: rgba(255,255,255,0.5) !important; opacity: 1 !important; }
.swiper-pagination-bullet-active { background: #C8102E !important; }
.swiper-button-prev, .swiper-button-next { color: white !important; }
.swiper-button-prev::after, .swiper-button-next::after { font-size: 1.5rem !important; font-weight: 800; }

/* ============ Animations ============ */
@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0    rgba(200, 16, 46, 0.7); }
  70%  { box-shadow: 0 0 0 12px rgba(200, 16, 46, 0); }
  100% { box-shadow: 0 0 0 0    rgba(200, 16, 46, 0); }
}
.pulse-live { animation: pulse-ring 2s infinite; }

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-fade-in-up { animation: fade-in-up 0.4s ease-out both; }

/* ============ Code blocks (filename header + body) ============ */
.code-block {
  border-radius: 0.5rem;
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  margin: 1.25rem 0 2rem;
  border: 1px solid rgba(0,0,0,0.05);
}
.code-block-head {
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(135deg, #012169 0%, #0a1f6b 100%);
  color: #ffffff;
  padding: 0.55rem 1rem;
  font-size: 0.8rem; letter-spacing: 0.05em; font-weight: 600;
  border-bottom: 2px solid #C8102E;
}
.code-block-head .file {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: 'JetBrains Mono','SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace;
}
.code-block-head .tag {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em;
  padding: 0.15rem 0.5rem; border-radius: 0.25rem;
  background: rgba(200, 16, 46, 0.2); color: #ffe5e9;
  border: 1px solid rgba(255,255,255,0.15);
}
.code-block-body {
  background: #0f172a;
  color: #e2e8f0;
  padding: 1.1rem 1.25rem;
  font-family: 'JetBrains Mono','SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace;
  font-size: 0.82rem; line-height: 1.55;
  overflow-x: auto;
  counter-reset: line;
  max-height: 38rem;
}
.code-block-body pre { margin: 0; }
.code-block-body code { color: inherit; background: none; padding: 0; font-size: inherit; }
.code-block-body::-webkit-scrollbar { height: 8px; width: 8px; }
.code-block-body::-webkit-scrollbar-thumb { background: #334155; border-radius: 4px; }
.code-block-body::-webkit-scrollbar-track { background: #0f172a; }

/* ===========================================================================
 * IDENTITY AREA  -  Bootstrap class shim
 * ---------------------------------------------------------------------------
 * The ASP.NET Identity scaffolded pages use Bootstrap 5 classes (form-floating,
 * form-control, btn-primary, alert, nav-pills, row/col-md-*). Bootstrap CSS is
 * not loaded on this site, so without this block those classes are inert and
 * the pages render unstyled. The rules below re-skin the Bootstrap markup to
 * the TSGB brand without requiring per-page rewrites. Scope is `.identity-pane`
 * to keep these styles out of the rest of the site.
 * =======================================================================*/

.identity-pane { color: #1f2937; line-height: 1.6; }
.identity-pane h1, .identity-pane h2, .identity-pane h3, .identity-pane h4 {
  color: #012169; font-weight: 700; margin-top: 0.75rem; margin-bottom: 0.75rem;
}
.identity-pane h1 { font-size: 1.875rem; }
/* Suppress the first H1 inside an Identity page card  -  it always repeats the
   title that the branded hero already shows. Keeps each card uncluttered.
   The h1 may sit either as a direct child or wrapped in a <header>. */
.identity-pane > h1:first-child,
.identity-pane > header:first-child > h1:first-child { display: none; }
.identity-pane h2 { font-size: 1.5rem; }
.identity-pane h3 { font-size: 1.25rem; }
.identity-pane h4 { font-size: 1.125rem; }
.identity-pane hr { margin: 1.25rem 0; border-top: 1px solid #e5e7eb; }
.identity-pane p  { margin-bottom: 0.85rem; }
.identity-pane a  { color: #C8102E; text-decoration: none; font-weight: 600; }
.identity-pane a:hover { text-decoration: underline; }
.identity-pane ul, .identity-pane ol { padding-left: 1.5rem; margin-bottom: 0.85rem; }

/* ---- Bootstrap grid: minimal flex shim so .row / .col-md-N stack correctly */
.identity-pane .row {
  display: flex; flex-wrap: wrap; gap: 1.25rem;
  margin: 0 -0.5rem;
}
.identity-pane [class*="col-md-"] { padding: 0 0.5rem; flex: 1 1 100%; min-width: 0; }
@media (min-width: 768px) {
  .identity-pane .col-md-3  { flex: 0 0 25%;       max-width: 25%; }
  .identity-pane .col-md-4  { flex: 0 0 33.3333%;  max-width: 33.3333%; }
  .identity-pane .col-md-6  { flex: 0 0 50%;       max-width: 50%; }
  .identity-pane .col-md-9  { flex: 0 0 75%;       max-width: 75%; }
  .identity-pane .col-md-12 { flex: 0 0 100%;      max-width: 100%; }
}

/* ---- Forms: floating-labels, plain inputs, checks ---- */
.identity-pane .form-floating { position: relative; margin-bottom: 1rem; }
.identity-pane .form-floating > .form-control {
  height: calc(3.25rem + 2px);
  padding: 1.45rem 0.85rem 0.4rem;
}
.identity-pane .form-floating > .form-label {
  position: absolute; top: 0; left: 0;
  padding: 0.9rem 0.85rem;
  pointer-events: none; transform-origin: 0 0;
  transition: transform 0.15s ease, opacity 0.15s ease;
  color: #6b7280; font-size: 0.95rem; margin: 0;
}
.identity-pane .form-floating > .form-control:focus ~ .form-label,
.identity-pane .form-floating > .form-control:not(:placeholder-shown) ~ .form-label,
.identity-pane .form-floating > .form-control:-webkit-autofill ~ .form-label {
  transform: scale(0.78) translateY(-0.5rem) translateX(0.1rem);
  color: #012169; font-weight: 600;
}

.identity-pane .form-control {
  display: block; width: 100%;
  padding: 0.625rem 0.85rem;
  border: 1px solid #d1d5db; border-radius: 0.375rem;
  font-size: 0.95rem; background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: inherit;
}
.identity-pane .form-control:focus {
  outline: none; border-color: #012169;
  box-shadow: 0 0 0 3px rgba(1, 33, 105, 0.1);
}
.identity-pane .form-control:disabled {
  background: #f3f4f6; color: #6b7280; cursor: not-allowed;
}

.identity-pane .form-label {
  display: block; font-size: 0.875rem; font-weight: 600;
  color: #374151; margin-bottom: 0.375rem;
}

.identity-pane .form-check { display: flex; align-items: flex-start; gap: 0.5rem; margin-bottom: 0.75rem; }
.identity-pane .form-check-input {
  accent-color: #C8102E; width: 1rem; height: 1rem; margin-top: 0.2rem;
}
.identity-pane .form-check-label { font-size: 0.875rem; color: #374151; }

.identity-pane .input-group { display: flex; flex-wrap: wrap; align-items: stretch; width: 100%; }
.identity-pane .input-group > .form-control { flex: 1 1 auto; width: 1%; }
.identity-pane .input-group-text {
  display: flex; align-items: center; padding: 0.5rem 0.75rem;
  background: #f3f4f6; border: 1px solid #d1d5db; border-radius: 0.375rem;
}
.identity-pane .input-group-append .input-group-text { border-radius: 0 0.375rem 0.375rem 0; border-left: 0; }
.identity-pane .input-group-append { display: flex; }

/* ---- Validation text ---- */
.identity-pane .text-danger,
.identity-pane .field-validation-error {
  color: #C8102E; font-size: 0.8rem; font-weight: 500; display: block; margin-top: 0.25rem;
}
.identity-pane .text-success  { color: #166534; }
.identity-pane .text-info     { color: #1d4ed8; }
.identity-pane .input-validation-error { border-color: #C8102E; }
.identity-pane .validation-summary-errors { color: #C8102E; font-size: 0.85rem; }
.identity-pane .validation-summary-errors ul { padding-left: 1.25rem; margin: 0.5rem 0; }

/* ---- Buttons ---- */
.identity-pane .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  padding: 0.6rem 1.25rem; border-radius: 0.375rem;
  font-size: 0.95rem; font-weight: 600;
  text-decoration: none; cursor: pointer; border: 1px solid transparent;
  transition: background-color 0.15s, border-color 0.15s, color 0.15s, box-shadow 0.15s;
  font-family: inherit; line-height: 1.4;
}
.identity-pane .btn-lg { padding: 0.75rem 1.5rem; font-size: 1rem; }
.identity-pane .btn-sm { padding: 0.4rem 0.85rem; font-size: 0.85rem; }
.identity-pane .btn-primary {
  background-color: #C8102E; color: #fff; border-color: #C8102E;
}
.identity-pane .btn-primary:hover  { background-color: #9b0d23; border-color: #9b0d23; }
.identity-pane .btn-primary:focus  { box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.25); }
.identity-pane .btn-secondary {
  background-color: #012169; color: #fff; border-color: #012169;
}
.identity-pane .btn-secondary:hover { background-color: #0a1f6b; }
.identity-pane .btn-danger {
  background-color: #C8102E; color: #fff; border-color: #C8102E;
}
.identity-pane .btn-danger:hover { background-color: #9b0d23; }
.identity-pane .btn-outline-primary,
.identity-pane .btn-outline-secondary {
  background: transparent; color: #012169; border: 2px solid #012169;
}
.identity-pane .btn-outline-primary:hover,
.identity-pane .btn-outline-secondary:hover { background: #012169; color: #fff; }
.identity-pane .btn-link {
  background: transparent; color: #C8102E; border: none; padding: 0.25rem 0;
  font-weight: 600; text-decoration: none;
}
.identity-pane .btn-link:hover { text-decoration: underline; }
.identity-pane .btn.w-100, .identity-pane .w-100 { width: 100%; }

/* ---- Alerts ---- */
.identity-pane .alert {
  padding: 1rem 1.25rem; border-radius: 0.375rem; margin-bottom: 1.25rem;
  border: 1px solid transparent; font-size: 0.9rem;
  display: flex; gap: 0.75rem; align-items: flex-start;
}
.identity-pane .alert-success { background: #dcfce7; color: #166534; border-color: #bbf7d0; }
.identity-pane .alert-danger  { background: #fee2e2; color: #991b1b; border-color: #fecaca; }
.identity-pane .alert-warning { background: #fef3c7; color: #92400e; border-color: #fde68a; }
.identity-pane .alert-info    { background: #dbeafe; color: #1e40af; border-color: #bfdbfe; }
.identity-pane .alert-dismissible { position: relative; padding-right: 3rem; }
.identity-pane .alert .btn-close {
  position: absolute; top: 0.85rem; right: 0.85rem;
  background: transparent; border: none; padding: 0; font-size: 0; cursor: pointer;
  width: 1rem; height: 1rem;
}
.identity-pane .alert .btn-close::before {
  content: "\00d7"; font-size: 1.25rem; line-height: 1; color: currentColor; font-weight: 700;
}

/* ---- Manage sidebar nav (Bootstrap nav-pills) ---- */
.identity-pane .nav, .identity-pane .nav-pills {
  list-style: none; padding: 0; margin: 0;
  display: flex; gap: 0.25rem;
}
.identity-pane .nav-pills.flex-column { flex-direction: column; }
.identity-pane .nav-item { margin: 0; }
.identity-pane .nav-link {
  display: block; padding: 0.55rem 0.85rem; border-radius: 0.375rem;
  color: #374151; text-decoration: none; font-size: 0.9rem; font-weight: 500;
  border-left: 3px solid transparent; transition: background 0.1s, color 0.1s, border-color 0.1s;
}
.identity-pane .nav-link:hover {
  background: rgba(1, 33, 105, 0.05); color: #012169;
}
.identity-pane .nav-link.active {
  background: rgba(200, 16, 46, 0.08); color: #C8102E;
  border-left-color: #C8102E; font-weight: 600;
}

/* ---- QR / 2FA / authenticator helpers ---- */
.identity-pane #qrCode { padding: 1rem; background: white; display: inline-block; border-radius: 0.5rem; border: 1px solid #e5e7eb; }
.identity-pane #qrCodeData { font-family: 'JetBrains Mono','Consolas',monospace; word-break: break-all; background: #f3f4f6; padding: 0.5rem; border-radius: 0.25rem; font-size: 0.8rem; }

/* ---- Manage page outer card ---- */
.identity-card {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  border-radius: 0.5rem;
  box-shadow:
    0 12px 28px -10px rgba(1, 33, 105, 0.2),
    inset 0 1px 0 rgba(255,255,255,0.75);
  padding: 1.75rem 2rem;
  border: 1px solid rgba(255, 255, 255, 0.6);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .identity-card { background: #ffffff; }
}
@media (max-width: 640px) {
  .identity-card { padding: 1.25rem 1rem; }
}

/* ============ Admin area sidebar links ============ */
.admin-nav-link {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.55rem 0.85rem; border-radius: 0.375rem;
  color: #374151; text-decoration: none; font-weight: 500;
  border-left: 3px solid transparent;
  transition: background 0.1s, color 0.1s, border-color 0.1s;
}
.admin-nav-link:hover { background: rgba(1, 33, 105, 0.05); color: #012169; }
.admin-nav-link.active {
  background: rgba(200, 16, 46, 0.08);
  color: #C8102E; border-left-color: #C8102E; font-weight: 600;
}

/* ============ Admin alert / flash boxes ============
 * Used by asp-validation-summary blocks (e.g. .alert.alert-danger) and by
 * inline "you did a thing" banners. :empty hides validation summaries when
 * the model has no errors to report, so the layout doesn't leave a gap. */
.alert {
  display: flex; gap: 0.5rem; align-items: flex-start;
  padding: 0.75rem 0.9rem; border-radius: 0.375rem;
  border: 1px solid transparent;
  font-size: 0.875rem; line-height: 1.4;
}
.alert:empty { display: none; }
.alert ul    { margin: 0; padding-left: 1rem; list-style: disc; }
.alert li    { margin: 0.1rem 0; }
.alert-danger   { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.alert-warning  { background: #fffbeb; border-color: #fde68a; color: #92400e; }
.alert-success  { background: #f0fdf4; border-color: #bbf7d0; color: #166534; }
.alert-info     { background: #eff6ff; border-color: #bfdbfe; color: #1e3a8a; }

/* ============ Admin secondary nav (used inside cards) ============
 * Small tab-like pills for in-section navigation (e.g. Newsletter
 * Subscribers / Campaigns / Compose). The .active modifier paints them
 * in the brand navy. */
.admin-subnav-link {
  display: inline-flex; align-items: center; gap: 0.35rem;
  padding: 0.35rem 0.75rem; border-radius: 0.375rem;
  font-size: 0.875rem; font-weight: 600;
  color: #012169; background: transparent;
  border: 1px solid #e5e7eb;
  transition: background 0.1s, color 0.1s, border-color 0.1s;
}
.admin-subnav-link:hover { background: rgba(1, 33, 105, 0.06); }
.admin-subnav-link.active {
  background: #012169; color: #ffffff; border-color: #012169;
}

/* ============ Admin table header (shared) ============
 * Single dark-navy thead style used across every Admin table for visual
 * consistency. Apply with <thead class="admin-thead">. */
.admin-thead {
  background: #012169; color: #ffffff;
  text-align: left;
  font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase;
  font-weight: 600;
}
.admin-thead th { padding: 0.6rem 0.75rem; white-space: nowrap; }

/* ============ Admin page header card ============
 * A consistent wrapper for every Admin index page's top row  -  title +
 * count + primary action. Replaces the loose `<h2> + button` pattern
 * that left those elements floating on the gray-50 background. */
.admin-header-card {
  display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem;
  background: #ffffff;
  border: 1px solid rgba(229, 231, 235, 0.7);
  border-radius: 0.5rem;
  padding: 0.9rem 1.1rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}
.admin-header-card .admin-header-title { flex: 1 1 auto; min-width: 0; }
.admin-header-card .admin-header-actions { flex: 0 0 auto; }

/* ============ Admin toolbar (analytics day-window picker etc) ============
 * Single-row toolbar with the section label on the left and a chip-group
 * on the right. The chip group is whitespace-nowrap so the 1d/7d/30d/90d
 * pills stay on one line even in narrow viewports. */
.admin-toolbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem;
}
.admin-toolbar-chips {
  display: inline-flex; align-items: center; gap: 0.25rem;
  white-space: nowrap;
}

/* ============ Admin scroll-wrapper for wide tables ============
 * Sessions / Newsletter / Analytics tables can have 8-11 columns which
 * easily overflow the sidebar + main column. Wrap with .admin-scroll-x. */
.admin-scroll-x { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.admin-scroll-x > table { min-width: 100%; }

/* ============ Site footer ============
 * Glass-on-dark: a slim navy backdrop with the body's coloured halos showing
 * through. Sub-grid arranged by section with a CTA strip and a status row. */
.site-footer {
  position: relative;
  margin-top: auto;
  color: rgba(255, 255, 255, 0.85);
  background:
    linear-gradient(180deg, rgba(1, 33, 105, 0.85) 0%, rgba(10, 17, 42, 0.92) 100%);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.site-footer::before {
  content: '';
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(60% 80% at 8% 0%,   rgba(200, 16, 46, 0.18) 0%, transparent 70%),
    radial-gradient(50% 70% at 95% 0%, rgba(1, 33, 105, 0.32)  0%, transparent 70%);
  mask-image: linear-gradient(180deg, black, transparent 80%);
  -webkit-mask-image: linear-gradient(180deg, black, transparent 80%);
}
.site-footer > * { position: relative; }
.footer-cta {
  background: linear-gradient(135deg, rgba(200, 16, 46, 0.16) 0%, rgba(1, 33, 105, 0.16) 100%);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 0.85rem;
}
.footer-head {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 0.85rem;
  text-transform: uppercase;
}
.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.875rem;
  text-decoration: none;
  padding: 0.2rem 0;
  transition: color 0.15s ease, transform 0.15s ease;
}
.footer-link:hover { color: #ffffff; transform: translateX(2px); }
.footer-link .fa-arrow-right { opacity: 0; transition: opacity 0.15s ease; font-size: 0.65rem; }
.footer-link:hover .fa-arrow-right { opacity: 0.8; }
.footer-social {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.25rem; height: 2.25rem; border-radius: 0.5rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.8);
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease, border-color 0.15s ease;
}
.footer-social:hover {
  background: #C8102E;
  border-color: #C8102E;
  color: #fff;
  transform: translateY(-1px);
}
.footer-newsletter {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.footer-newsletter-input {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 9999px;
  padding: 0.45rem 0.3rem 0.45rem 1rem;
}
.footer-newsletter input {
  flex: 1; background: transparent; border: none; outline: none;
  color: #fff; font-size: 0.875rem; min-width: 0;
}
.footer-newsletter input::placeholder { color: rgba(255, 255, 255, 0.5); }
.footer-newsletter button {
  display: block;
  width: 100%;
  background: #C8102E;
  color: #fff;
  border: none;
  border-radius: 0.5rem;
  padding: 0.55rem 0.95rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-align: center;
  cursor: pointer;
  transition: background-color 0.15s ease;
}
.footer-newsletter button:hover { background: #9b0d23; }
.footer-status-dot {
  display: inline-block; width: 0.5rem; height: 0.5rem; border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.6);
  animation: footer-pulse 2.4s infinite;
}
@keyframes footer-pulse {
  0%   { box-shadow: 0 0 0 0    rgba(34, 197, 94, 0.6); }
  70%  { box-shadow: 0 0 0 8px  rgba(34, 197, 94, 0); }
  100% { box-shadow: 0 0 0 0    rgba(34, 197, 94, 0); }
}

/* ============ Live-chart tabs (Unit pages) ============ */
.chart-tab {
  padding: 0.4rem 0.85rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: #64748b;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background-color 0.15s;
  white-space: nowrap;
  border-radius: 0.35rem 0.35rem 0 0;
}
.chart-tab:hover { color: #0f172a; background: rgba(15, 23, 42, 0.03); }
.chart-tab.active { color: #012169; border-bottom-color: #C8102E; background: transparent; }

/* ============ Print ============ */
@media print {
  header, footer, .no-print { display: none !important; }
  body { background: white !important; }
}