/* Azure Mono adaptation. Shared tokens load first; native CTFd owns state.
   Control anatomy follows shadcn/ui; notification anatomy follows HeroUI Toast.
   Source pins and notices are recorded in docs/plans/UI_COMPONENT_SOURCES.md. */
:root,
[data-bs-theme="light"],
[data-bs-theme="dark"] {
  color-scheme: dark;
  --bs-body-bg: var(--nuca-background);
  --bs-body-color: var(--nuca-text);
  --bs-primary: var(--nuca-primary);
  --bs-primary-rgb: 43, 101, 255;
  --bs-secondary-color: var(--nuca-muted);
  --bs-border-color: var(--nuca-border);
  --bs-link-color: #91b0ff;
  --bs-link-hover-color: #b7ccff;
  --bs-tertiary-bg: var(--nuca-raised);
  --bs-secondary-bg: var(--nuca-raised);
  --bs-emphasis-color: var(--nuca-text);
  --bs-primary-text-emphasis: #91b0ff;
  --bs-primary-bg-subtle: #000e39;
  --wmctf-primary: var(--nuca-primary);
  --wmctf-secondary: var(--nuca-primary);
  --dark-bg: var(--nuca-background);
  --dark-surface: var(--nuca-card);
  --dark-card: var(--nuca-card);
  --dark-text: var(--nuca-text);
  --dark-muted: var(--nuca-muted);
  --dark-border: var(--nuca-border);
}
.nuca-access-panel {
  margin: 20px 0 0;
  padding: 20px;
  border: 1px solid #323e62;
  border-radius: var(--nuca-radius);
  background: var(--nuca-card);
  font-size: 0.875rem;
}
.nuca-access-panel h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
  font-size: 1rem;
}
.nuca-access-panel h2 i { color: var(--nuca-link); }
.nuca-access-panel > p {
  margin: 0 0 16px;
  color: var(--nuca-muted);
  font-size: .8rem;
  line-height: 1.6;
}
.nuca-web-access { padding: 0; }
.nuca-web-access summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid #414452;
  border-radius: 10px;
  cursor: pointer;
  color: var(--nuca-text);
  font-weight: 500;
  min-height: 44px;
  list-style: none;
}
.nuca-web-access summary::-webkit-details-marker { display: none; }
.nuca-web-access summary:hover { background: var(--nuca-raised); }
.nuca-web-access summary i { font-size: .7rem; color: var(--nuca-muted); }
.nuca-web-access:not([open]) .nuca-access-hide,
.nuca-web-access[open] .nuca-access-show { display: none; }
.nuca-web-access[open] summary i { transform: rotate(180deg); }
.nuca-web-access > p {
  margin: 12px 0 0;
  color: var(--nuca-muted);
  line-height: 1.6;
}
.nuca-web-access dl {
  margin: 16px 0 0;
}
.nuca-web-access dl > div + div {
  margin-top: 12px;
}
.nuca-web-access dt {
  color: var(--nuca-muted);
  font-weight: 400;
  font-size: 0.8rem;
}
.nuca-web-access dd {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 4px 0 0;
}
.nuca-web-access code {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
  color: var(--nuca-text);
  font-size: 0.875rem;
  user-select: all;
}
.nuca-web-access button {
  border: 0;
  background: transparent;
  color: #91b0ff;
  padding: 0 4px;
  min-height: 28px;
  font: inherit;
  cursor: pointer;
}
.nuca-web-access :is(summary, button):focus-visible {
  outline: 2px solid var(--nuca-ring);
  outline-offset: 4px;
}
.nuca-web-access .nuca-access-status:empty {
  display: none;
}
body {
  font-family: var(--nuca-font);
  background: var(--nuca-background) !important;
  color: var(--nuca-text);
  line-height: 1.6;
}
h1,
h2,
h3 {
  font-weight: 500;
  letter-spacing: -0.025em;
}
.navbar {
  background: var(--nuca-background) !important;
  border-bottom: 1px solid var(--nuca-border);
  padding: 1.2rem 0;
}
.nav-link {
  font-size: 0.82rem;
}
.jumbotron {
  background: var(--nuca-background) !important;
  padding: 4rem 0 2rem;
}
.jumbotron h1 {
  font-size: 3.2rem;
}
.btn {
  border-radius: 7px;
  padding: 0.7rem 1rem;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}
.btn-primary,
.btn-dark,
.challenge-button {
  background: var(--nuca-raised) !important;
  color: var(--nuca-text) !important;
  border: 1px solid #3e414d !important;
  box-shadow: none !important;
}
.btn-primary:hover,
.challenge-button:hover {
  background: #101c3e !important;
}
.btn-success,
.challenge-solved {
  background: #000e39 !important;
  color: #c0d1ff !important;
  border-color: #2d427a !important;
}
.form-control,
.form-select,
.modal-content,
.card {
  background: var(--nuca-card) !important;
  color: var(--nuca-text) !important;
  border-color: #3e414d !important;
}
.form-control::placeholder {
  color: var(--nuca-muted);
}
.modal-content {
  border-radius: var(--nuca-radius);
}
.modal-body {
  padding: 2rem;
}
.table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--nuca-text);
  --bs-table-border-color: var(--nuca-border);
}
.table td,
.table th {
  padding: 1rem;
}
.table th {
  color: var(--nuca-muted);
  font-size: 0.82rem;
  font-weight: 400;
}
a {
  color: #91b0ff;
}
a:hover {
  color: #b7ccff;
}
.text-muted,
.text-secondary {
  color: var(--nuca-muted) !important;
}
.footer {
  border-top: 1px solid var(--nuca-border);
  margin-top: 4rem;
  padding: 2rem 0;
}
main {
  min-height: 70vh;
}
:focus-visible {
  outline: 2px solid var(--nuca-ring);
  outline-offset: 4px;
}
pre,
code {
  color: #d5dfff;
}
input,
button,
a {
  touch-action: manipulation;
}
@media (prefers-reduced-motion: reduce) {
  *,
  *:before,
  *:after {
    transition: none !important;
    animation: none !important;
  }
}

body {
  padding-top: 82px;
}
body::before,
.jumbotron::before,
.jumbotron::after {
  display: none !important;
}
body h1,
body h2,
body h3,
body h4,
body h5,
body h6,
body .btn {
  font-family: inherit;
}
body .jumbotron {
  border-radius: 0;
  margin-bottom: 0;
}
body .jumbotron h1 {
  font-weight: 500 !important;
}
body .jumbotron .lead {
  color: var(--nuca-muted);
  font-size: 1rem;
}
body .navbar {
  backdrop-filter: none;
  box-shadow: none;
  min-height: 82px !important;
  padding: 0.75rem 0;
}
body .navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--nuca-text) !important;
  background: none;
  -webkit-text-fill-color: currentColor;
  font-size: 1.15rem;
}
.nuca-mark {
  width: 27px;
  height: 27px;
  color: #91b0ff;
  flex-shrink: 0;
}
.nuca-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--nuca-raised);
}
.nuca-account {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: 0;
  background: none;
}
body .nav-link {
  color: var(--nuca-muted) !important;
}
body .nav-link:hover {
  color: var(--nuca-text) !important;
}
body .nav-link::after {
  background: none;
}
body .dropdown-menu {
  background: var(--nuca-raised);
  border: 1px solid var(--nuca-border);
  border-radius: var(--nuca-radius);
  padding: 0.5rem;
}
.dropdown-header {
  max-width: 240px;
  overflow: hidden;
  text-overflow: ellipsis;
}
body .dropdown-item {
  color: var(--nuca-text);
  border-radius: 6px;
  padding: 0.6rem;
}
body .dropdown-item:hover {
  background: var(--nuca-border);
}
body .btn {
  min-height: 42px;
  border-radius: 0.75rem !important;
  box-shadow: none !important;
  font-weight: 500;
}
body .btn:hover,
body .card:hover,
body .challenge-card:hover {
  transform: none !important;
}
body .btn-primary,
body .bg-gradient-primary {
  background: var(--nuca-primary) !important;
  color: var(--nuca-primary-ink) !important;
  border-color: var(--nuca-primary) !important;
}
body .btn-primary:hover {
  background: #2258e6 !important;
  border-color: #2258e6 !important;
}
body .btn-outline-primary {
  color: #91b0ff;
  border-color: #2d427a;
  background: transparent;
}
body .btn-outline-primary:hover {
  color: #d5dfff;
  background: #000e39;
}
body .card,
body .challenge-card {
  border: 1px solid var(--nuca-border) !important;
  border-radius: var(--nuca-radius) !important;
  box-shadow: none !important;
  background: var(--nuca-card) !important;
}
body .card-header,
body .card-header.bg-light {
  background: transparent !important;
  color: var(--nuca-text);
  border-bottom: 1px solid var(--nuca-border) !important;
  padding: 1rem 1.25rem;
}
body .category-header,
body .glass-effect {
  background: transparent !important;
  backdrop-filter: none !important;
  border: 0;
  box-shadow: none;
  padding-left: 0 !important;
}
body .category-filter-btn {
  color: var(--nuca-muted) !important;
}
body .category-filter-btn.active,
body .category-filter-btn:hover {
  background: #000e39 !important;
  color: #c0d1ff !important;
  border-left: 0;
}
body .challenge-card.challenge-solved {
  border-color: #2d427a !important;
}
body .challenge-card::before {
  display: none;
}
body .badge.bg-light {
  background: var(--nuca-raised) !important;
}
body .badge {
  font-weight: 500;
}
body .modal-dialog {
  max-width: 800px;
}
body .modal-header {
  background: var(--nuca-card);
  border-color: var(--nuca-border);
}
body .challenge-value {
  display: grid !important;
  grid-template-columns: auto auto;
  align-items: baseline;
  justify-content: center;
  column-gap: 0.45rem;
  width: max-content;
  min-width: 112px;
  min-height: 52px;
  padding: 0.5rem 0.9rem 0.55rem;
  margin: 0.9rem auto 1.5rem !important;
  border: 1px solid #34436c;
  border-radius: 9px;
  background: #10182e;
  color: var(--nuca-text);
  font-size: 1.25rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  line-height: 1;
}
body .challenge-value::after {
  content: "points";
  color: #a8bfff;
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0;
}
body .nav-pills .nav-link.active {
  background: #000e39;
  color: #c0d1ff !important;
}
body .nav-tabs .nav-link.active {
  color: #91b0ff !important;
  background: var(--nuca-raised);
  border-color: var(--nuca-border);
}
body .form-control,
body .form-select {
  min-height: 44px;
  border-radius: 0.75rem;
}
body .form-control:focus,
body .form-select:focus {
  background: var(--nuca-card);
  color: var(--nuca-text);
  border-color: var(--nuca-ring);
  box-shadow: 0 0 0 2px var(--nuca-background), 0 0 0 4px var(--nuca-ring);
}
body .table {
  box-shadow: none;
  border-radius: 0;
}
body .table th {
  background: transparent;
  border-bottom: 1px solid var(--nuca-border);
}
body .text-primary {
  color: #91b0ff !important;
}
body .fw-bold {
  font-weight: 600 !important;
}
body .slide-up {
  animation: none;
}
body :focus-visible {
  outline: 2px solid var(--nuca-ring) !important;
  outline-offset: 4px;
}
body .alert {
  border-left-width: 1px;
}
body .footer {
  background: var(--nuca-background);
}
.nuca-score-graph {
  min-height: 250px;
}
.nuca-skip {
  position: fixed;
  top: -100px;
  left: 1rem;
  z-index: 2000;
  padding: 0.75rem;
  background: var(--nuca-card);
}
.nuca-skip:focus {
  top: 1rem;
}
[x-cloak] {
  display: none !important;
}
@media (max-width: 991px) {
  .nuca-account {
    padding-left: 0;
  }
}
@media (max-width: 575px) {
  body .modal-body {
    padding: 1.2rem;
  }
  body .jumbotron h1 {
    font-size: 2.5rem;
  }
}
body .jumbotron h1,
body .jumbotron .lead {
  font-family: var(--nuca-font) !important;
}
body #score-graph {
  height: 280px;
}

/* A compact event gateway, distinct from the permanent NUCA platform. */
body main.nuca-gateway-main {
  padding-top: 0;
  margin-bottom: 0;
}
.nuca-gateway {
  max-width: 900px;
  min-height: calc(100vh - 90px);
  padding: 48px 28px 90px;
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.nuca-gateway-logo {
  display: block;
  width: 244px;
  height: 244px;
  object-fit: contain;
  margin-bottom: 20px;
  filter: contrast(1.2);
  mix-blend-mode: screen;
}
.nuca-gateway h1 {
  color: var(--nuca-text);
  font-size: clamp(2rem, 4vw, 3.35rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.03em;
  overflow-wrap: anywhere;
  margin: 0 0 24px;
}
.nuca-countdown {
  display: grid;
  gap: 4px;
  margin-bottom: 32px;
}
.nuca-countdown[hidden] {
  display: none;
}
.nuca-countdown-label {
  color: var(--nuca-muted);
  font-size: 0.82rem;
}
.nuca-countdown-value {
  color: var(--nuca-text);
  font-size: clamp(1.45rem, 3vw, 2rem);
  font-weight: 550;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.nuca-countdown[data-state="frozen"] .nuca-countdown-value,
.nuca-countdown[data-state="paused"] .nuca-countdown-value {
  color: #c0d1ff;
}
.nuca-gateway-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}
.nuca-gateway-actions .btn {
  min-height: 48px;
  padding: 12px 22px;
}
.nuca-gateway-actions .btn span {
  margin-left: 20px;
}
.nuca-managed-page {
  max-width: 960px;
}
body main .table-responsive {
  border: 1px solid var(--nuca-border);
  border-radius: 10px;
  background: var(--nuca-card);
}
body main .table-responsive .table {
  margin-bottom: 0;
}
body main .table-responsive thead th {
  background: var(--nuca-raised);
  color: var(--nuca-muted);
  font-weight: 400;
  font-size: 0.85rem;
}
body main .table-responsive th,
body main .table-responsive td {
  padding: 16px 24px;
}
body main .table-responsive tbody tr:last-child td {
  border-bottom: 0;
}
body main .table-responsive tbody tr:hover > td {
  background: #16171b;
}
body main .card .table-responsive {
  border: 0;
  border-radius: 0;
}
body main .table-responsive .text-end {
  font-variant-numeric: tabular-nums;
}
.nuca-rank {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 60px;
  font-variant-numeric: tabular-nums;
}
.nuca-rank:not(.nuca-gold):not(.nuca-silver):not(.nuca-bronze) {
  padding-left: 34px;
}
.nuca-gold {
  color: #f3c56a;
}
.nuca-silver {
  color: #ccd5e2;
}
.nuca-bronze {
  color: #dfa07c;
}
.nuca-icon {
  flex: 0 0 auto;
}
@media (max-height: 800px) {
  .nuca-gateway {
    padding-top: 24px;
    padding-bottom: 48px;
  }
  .nuca-gateway-logo {
    width: 196px;
    height: 196px;
    margin-bottom: 12px;
  }
}
/* Option A: original NUCA mark and a quiet active-section underline. */
body .navbar .nuca-nav-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 24px;
  max-width: 1760px;
  padding: 0 28px;
}
body .navbar {
  min-height: 90px !important;
  padding: 8px 0;
}
body {
  padding-top: 90px;
}
body .navbar-brand {
  justify-self: start;
  display: flex;
  align-items: center;
  min-width: 0;
  min-height: 66px;
  margin: 0;
  padding: 0;
}
body #nuca-nav {
  display: contents !important;
}
body .navbar .nuca-main-nav,
body .navbar .nuca-account-nav {
  flex-direction: row;
  align-items: center;
  flex-shrink: 0;
}
body .navbar .nuca-main-nav {
  justify-self: center;
  gap: 22px;
}
body .navbar .nuca-account-nav {
  justify-self: end;
  margin: 0;
  gap: 20px;
}
body .navbar .nav-link {
  white-space: nowrap;
  min-height: 44px;
}
body .navbar .nuca-main-nav .nav-link {
  position: relative;
  min-height: 44px !important;
  display: inline-flex;
  align-items: center;
  padding: 10px 5px !important;
  border: 0;
  border-radius: 0;
  font-size: 0.875rem;
  font-weight: 450;
  line-height: 24px;
  background: transparent !important;
}
body .navbar .nuca-main-nav .nav-link[aria-current] {
  color: var(--nuca-text) !important;
  font-weight: 650;
}
body .navbar .nuca-main-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 5px;
  right: 5px;
  bottom: 0;
  height: 2px;
  background: var(--nuca-primary);
  opacity: 0;
}
body .navbar .nuca-main-nav .nav-link[aria-current]::after {
  opacity: 1;
}
body .navbar .nuca-main-nav .nav-link:focus-visible,
body .navbar .navbar-brand:focus-visible,
body .navbar .nuca-account-nav .nav-link:focus-visible {
  outline: 2px solid var(--nuca-primary);
  outline-offset: 3px;
  border-radius: 4px;
}
.nuca-back-short,
.nuca-enter-short {
  display: none;
}
body .navbar .nuca-account {
  display: flex !important;
  flex-direction: row;
  min-width: 54px;
  min-height: 48px;
  justify-content: center;
  gap: 8px;
}
body .navbar .nuca-account::after {
  width: 0;
  height: 0;
  transform: none;
  display: inline-block;
  position: static;
  margin: 0;
  border-top: 4px solid;
  border-right: 4px solid transparent;
  border-left: 4px solid transparent;
  border-bottom: 0;
}
body .navbar .dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: auto;
  right: 0;
  min-width: 230px;
}
.nuca-logo {
  display: block;
  position: relative;
  width: 88px;
  height: 66px;
  overflow: hidden;
  flex-shrink: 0;
}
body .nuca-logo img {
  position: absolute;
  top: -21.85px;
  left: -17.88px;
  width: 124.55px;
  height: 124.55px;
  max-width: none;
  filter: contrast(1.2);
  mix-blend-mode: screen;
}
/* The first row retains the logo and account actions; competition tabs scroll. */
@media (max-width: 1100px) {
  body .navbar .nuca-nav-layout {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-rows: 66px 54px;
    column-gap: 16px;
    row-gap: 0;
    padding: 8px 24px;
  }
  body .navbar-brand {
    grid-column: 1;
    grid-row: 1;
  }
  body .navbar .nuca-main-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: stretch;
    min-width: 0;
    max-width: 100%;
    gap: 22px;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: thin;
  }
  body .navbar .nuca-account-nav {
    grid-column: 2;
    grid-row: 1;
    gap: 12px;
  }
  body .navbar {
    position: relative !important;
  }
  body {
    padding-top: 0;
  }
}
@media (max-width: 600px) {
  body .navbar .nuca-nav-layout {
    padding-inline: 16px;
  }
  body .navbar .nuca-account-nav {
    gap: 8px;
  }
  .nuca-back-label {
    display: none;
  }
  .nuca-back-short {
    display: inline;
  }
}
@media (max-width: 380px) {
  .nuca-logo {
    width: 76px;
    height: 57px;
  }
  body .nuca-logo img {
    top: -18.82px;
    left: -15.44px;
    width: 107.57px;
    height: 107.57px;
  }
  body .navbar .nuca-main-nav {
    gap: 16px;
  }
  .nuca-enter-label {
    display: none;
  }
  .nuca-enter-short {
    display: inline;
  }
}
/* WMCTF's category icons need their own gutter, including the category heading. */
body .category-sidebar .category-filter-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px !important;
}
body .category-sidebar .category-filter-btn > i {
  width: 20px;
  text-align: center;
  flex-shrink: 0;
  margin: 0 !important;
}
body .category-sidebar .category-filter-btn > .badge {
  margin-left: auto !important;
}
body .challenges-main .category-header {
  padding: 16px 20px !important;
}
body .challenges-main .category-icon {
  width: 24px;
  flex-shrink: 0;
  text-align: center;
}
/* Respect the native Theme Settings modal size selector. */
body .modal-dialog.modal-sm {
  max-width: 420px;
}
body .modal-dialog.modal-lg {
  max-width: 900px;
}
body .modal-dialog.modal-xl {
  max-width: 1140px;
}

/* Three desktop columns: categories, work area, player and event updates. */
body .navbar-brand {
  mix-blend-mode: lighten;
}
body .nuca-challenge-layout {
  display: grid;
  grid-template-columns: 218px minmax(0, 1fr) 290px;
  align-items: start;
  gap: 24px;
  max-width: 1712px;
  margin: 0 auto;
}
body .nuca-challenge-layout > * {
  min-width: 0;
}
body .nuca-challenge-layout > .modal {
  grid-column: 1 / -1;
}
body .nuca-challenge-layout .sticky-top {
  top: 114px !important;
  z-index: 1;
}
body .nuca-challenge-cell {
  width: 50%;
}
body .nuca-challenge-cell .card-title {
  white-space: normal;
  overflow-wrap: anywhere;
}
body .category-sidebar .category-filter-btn {
  font-size: 0.875rem;
}
body .category-sidebar .category-filter-btn > span:not(.badge) {
  min-width: 0;
  overflow-wrap: anywhere;
}
body .category-sidebar .category-filter-btn > .badge {
  flex-shrink: 0;
}
body .category-sidebar .card-header {
  padding-left: 18px !important;
}
.nuca-player-panel,
.nuca-feed-panel {
  background: var(--nuca-card);
  border: 1px solid var(--nuca-border);
  border-radius: var(--nuca-radius);
  overflow: hidden;
}
.nuca-player-panel {
  margin-bottom: 20px;
}
.nuca-player-identity {
  padding: 24px 20px 20px;
  text-align: center;
  background: #10182e;
}
.nuca-player-identity img {
  display: block;
  border-radius: 50%;
  margin: 0 auto 12px;
}
.nuca-player-identity h2 {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0;
  margin: 0 0 4px;
  overflow-wrap: anywhere;
}
.nuca-player-identity a {
  font-size: 0.8125rem;
  overflow-wrap: anywhere;
}
.nuca-player-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 20px 12px;
  gap: 8px;
  text-align: center;
}
.nuca-player-stats dd {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 2px;
  color: #c0d1ff;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}
.nuca-player-stats dt {
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--nuca-muted);
}
.nuca-panel-note {
  padding: 0 20px 16px;
  margin: 0;
  font-size: 0.75rem;
  color: var(--nuca-muted);
}
.nuca-team-progress {
  padding: 0 20px 20px;
}
.nuca-team-progress > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--nuca-muted);
  margin-bottom: 8px;
}
.nuca-team-progress progress,
.nuca-certificate-goal progress {
  display: block;
  appearance: none;
  width: 100%;
  height: 5px;
  border: 0;
  border-radius: 4px;
  background: var(--nuca-border);
  overflow: hidden;
}
.nuca-team-progress progress::-webkit-progress-bar,
.nuca-certificate-goal progress::-webkit-progress-bar {
  background: var(--nuca-border);
}
.nuca-team-progress progress::-webkit-progress-value,
.nuca-certificate-goal progress::-webkit-progress-value {
  background: var(--nuca-primary);
}
.nuca-team-progress progress::-moz-progress-bar,
.nuca-certificate-goal progress::-moz-progress-bar {
  background: var(--nuca-primary);
}
.nuca-feed-tabs {
  display: flex;
  gap: 4px;
  padding: 10px;
  border-bottom: 1px solid var(--nuca-border);
}
.nuca-feed-tabs button {
  flex: 1;
  border: 0;
  border-radius: 6px;
  padding: 9px 4px;
  background: transparent;
  color: var(--nuca-muted);
  font-size: 0.8rem;
  white-space: nowrap;
}
.nuca-feed-tabs button[aria-selected="true"] {
  background: #101c3e;
  color: #c0d1ff;
}
.nuca-feed-tabs i {
  margin-right: 5px;
}
.nuca-feed-state {
  padding: 20px;
  margin: 0;
  color: var(--nuca-muted);
  font-size: 0.8125rem;
}
.nuca-feed-list {
  list-style: none;
  margin: 0;
  padding: 0 20px;
  max-height: 380px;
  overflow-y: auto;
  scrollbar-width: thin;
}
.nuca-feed-list li {
  padding: 16px 0;
  font-size: 0.8125rem;
  line-height: 1.55;
  overflow-wrap: anywhere;
  border-bottom: 1px solid var(--nuca-border);
}
.nuca-feed-list li:last-child {
  border-bottom: 0;
}
.nuca-feed-list strong {
  font-weight: 500;
}
.nuca-feed-list p {
  margin: 6px 0;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  white-space: pre-line;
  color: var(--nuca-muted);
}
.nuca-feed-list time {
  display: block;
  margin-top: 6px;
  color: var(--nuca-muted);
  font-size: 0.6875rem;
}
.nuca-all-notices {
  display: block;
  font-size: 0.75rem;
  padding: 12px 20px 16px;
}
.nuca-feed-footer {
  border-top: 1px solid var(--nuca-border);
  padding: 8px 12px 8px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--nuca-muted);
  font-size: 0.6875rem;
}
.nuca-feed-footer button {
  width: 32px;
  height: 32px;
  background: transparent;
  color: #91b0ff;
  border: 0;
  border-radius: 5px;
}
.nuca-feed-footer button:disabled {
  opacity: 0.5;
}
@media (min-width: 1600px) {
  body .nuca-challenge-cell {
    width: 33.333333%;
  }
}
@media (max-width: 1199px) {
  body .nuca-challenge-layout {
    grid-template-columns: 200px minmax(0, 1fr) 256px;
    gap: 16px;
  }
  body .category-sidebar .category-filter-btn {
    padding: 14px 12px !important;
    gap: 8px;
  }
  body .nuca-challenge-cell {
    width: 100%;
  }
}
/* Browser zoom can reduce CSS width on a desktop. Reflow without hiding controls. */
@media (max-width: 959px) {
  body .nuca-challenge-layout {
    grid-template-columns: 190px minmax(0, 1fr);
  }
  body .nuca-competition-sidebar {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: start;
  }
}
@media (max-width: 600px) {
  body .nuca-challenge-layout {
    grid-template-columns: minmax(0, 1fr);
  }
  body .nuca-competition-sidebar {
    grid-template-columns: minmax(0, 1fr);
  }
}
/* Upstream global button and translucent navbar rules otherwise win here. */
html[data-nuca-theme] body .navbar {
  background: var(--nuca-background) !important;
}
/* Shared live goal and wave clock: quiet, readable additions to the native sidebar. */
.nuca-certificate-goal, .nuca-hint-clock { margin: 0 20px 20px; padding-top: 20px; border-top: 1px solid var(--nuca-border); }
.nuca-certificate-goal h3, .nuca-hint-clock h3 { font-size: .875rem; font-weight: 600; margin: 0 0 .75rem; }
.nuca-certificate-goal progress { width: 100%; height: .375rem; accent-color: var(--nuca-primary); }
.nuca-certificate-goal > p { font-size: .8125rem; color: var(--nuca-muted); }
.nuca-certificate-goal .nuca-panel-note, .nuca-hint-clock .nuca-panel-note { padding: 0; margin-top: .75rem; }
.nuca-hint-clock .nuca-countdown { color: var(--nuca-text); font-size: 1.75rem; }
.nuca-hint-clock .nuca-countdown { font-variant-numeric: tabular-nums; margin: 0; }
.nuca-first-blood { display: inline-block; color: #91b0ff; font-size: .75rem; margin-left: .4rem; }
.nuca-spectator { max-width: 1600px; margin: auto; padding: clamp(1.5rem, 4vw, 4rem); }
.nuca-spectator-heading, .nuca-spectator footer { display: flex; justify-content: space-between; align-items: baseline; gap: 2rem; }
.nuca-spectator h1 { font-size: clamp(2rem, 4vw, 4rem); }
.nuca-spectator h2 { font-size: 1.25rem; margin-block: 2rem 1rem; }
.nuca-spectator-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 4rem; }
.nuca-spectator table { width: 100%; font-size: clamp(1rem, 2vw, 1.75rem); font-variant-numeric: tabular-nums; }
.nuca-spectator td, .nuca-spectator th { padding: .85rem .5rem; border-bottom: 1px solid var(--nuca-border); }
.nuca-spectator td:last-child { text-align: right; }
.nuca-spectator ol { list-style: none; padding: 0; font-size: clamp(1rem, 1.5vw, 1.4rem); }
.nuca-spectator li { padding-block: 1rem; border-bottom: 1px solid var(--nuca-border); }
.nuca-spectator footer { margin-top: 3rem; color: var(--nuca-muted); }
@media (max-width: 800px) { .nuca-spectator-layout { grid-template-columns: 1fr; gap: 1rem; } .nuca-spectator-heading { display: block; } }
/* A shared HeroUI-style stack keeps native announcements and hint waves apart.
   Bootstrap still controls the native .toast lifecycle. */
.nuca-toast-region {
  position: fixed;
  inset-inline-end: max(1.25rem, env(safe-area-inset-right));
  bottom: max(1.25rem, env(safe-area-inset-bottom));
  z-index: 1090;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: .75rem;
  width: min(25rem, calc(100vw - 2.5rem));
  max-height: calc(100dvh - 2.5rem);
  overflow-y: auto;
  pointer-events: none;
}
.nuca-toast-region > .nuca-toast {
  position: relative;
  width: 100%;
  margin: 0;
  padding: 1rem;
  border: 1px solid var(--nuca-border);
  border-radius: var(--nuca-radius);
  background: var(--nuca-card);
  color: var(--nuca-text);
  box-shadow: 0 12px 32px rgb(0 0 0 / .28);
  pointer-events: auto;
  font-size: .875rem;
  overflow-wrap: anywhere;
}
.nuca-toast-region > .nuca-toast.show,
.nuca-toast-region > .nuca-toast.showing,
.nuca-toast-region > .nuca-hint-toast:not([hidden]) {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr) 32px;
  align-items: start;
  column-gap: .75rem;
}
.nuca-hint-toast[hidden] { display: none; }
.nuca-toast-indicator {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #000e39;
  color: #a8bfff;
}
.nuca-toast-title { display: block; margin: 0 0 .25rem; font-weight: 600; }
.nuca-toast-description { margin: 0; color: var(--nuca-muted); line-height: 1.5; }
.nuca-toast-description p { margin: 0; }
.nuca-toast-close {
  display: grid;
  place-items: center;
  width: 32px;
  min-height: 32px;
  border: 0;
  border-radius: .5rem;
  padding: 0;
  margin: -.25rem -.25rem 0 0;
  background: transparent;
  color: var(--nuca-muted);
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
}
.nuca-toast-close:hover { background: var(--nuca-raised); color: var(--nuca-text); }
@media (max-width: 600px) {
  .nuca-toast-region { inset-inline-end: 1rem; bottom: max(1rem, env(safe-area-inset-bottom)); width: calc(100vw - 2rem); }
}