:root {
  --bg: #ffffff;
  --panel: rgba(255, 255, 255, 0.62);
  --panel-strong: rgba(255, 255, 255, 0.8);
  --text: #000000;
  --muted: #5185a0;
  --border: rgba(59, 126, 191, 0.34);
  --accent: #3b7ebf;
  --accent-strong: #2688ff;
  --accent-soft: #5185a0;
  --shadow: 0 18px 42px rgba(59, 126, 191, 0.18);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 8% 12%, rgba(38, 136, 255, 0.2) 0%, rgba(255, 255, 255, 0) 36%),
    radial-gradient(circle at 92% 3%, rgba(81, 133, 160, 0.24) 0%, rgba(255, 255, 255, 0) 42%),
    linear-gradient(180deg, rgba(81, 133, 160, 0.08) 0%, rgba(255, 255, 255, 0) 35%),
    var(--bg);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 2rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel-strong);
  backdrop-filter: blur(14px) saturate(135%);
  -webkit-backdrop-filter: blur(14px) saturate(135%);
  box-shadow: 0 8px 24px rgba(59, 126, 191, 0.12);
  transition: padding 0.22s ease, box-shadow 0.22s ease;
}

.site-brand {
  display: flex;
  align-items: center;
}

.site-logo {
  height: 76px;
  max-width: min(42vw, 280px);
  width: auto;
  display: block;
  object-fit: contain;
  transition: height 0.22s ease;
}

.site-header.is-scrolled {
  padding-top: 0.55rem;
  padding-bottom: 0.55rem;
  box-shadow: 0 6px 18px rgba(59, 126, 191, 0.15);
}

.site-header.is-scrolled .site-logo {
  height: 56px;
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 40px;
  padding: 0.5rem 0.72rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--accent);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.menu-toggle-icon {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
}

.menu-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 1px;
  background: currentColor;
}

.menu-toggle-label {
  font-size: 0.9rem;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.6rem;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0.42rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(59, 126, 191, 0.1);
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.site-nav a:hover {
  color: #ffffff;
  border-color: var(--accent-strong);
  background: linear-gradient(125deg, var(--accent) 0%, var(--accent-strong) 100%);
}

.site-nav-guest {
  flex-wrap: nowrap;
  justify-content: flex-end;
  margin-left: auto;
}

.site-nav-guest a {
  flex: 0 0 auto;
  white-space: nowrap;
}

.header-logout-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(59, 126, 191, 0.12);
  color: var(--accent);
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.header-logout-icon svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.header-logout-icon:hover {
  color: #ffffff;
  border-color: var(--accent-strong);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
}

.site-sidebar {
  position: fixed;
  top: var(--header-height, 108px);
  left: 0;
  bottom: 0;
  width: 248px;
  padding: 1rem 0.8rem;
  border-right: 1px solid var(--border);
  background: var(--panel-strong);
  backdrop-filter: blur(12px) saturate(130%);
  -webkit-backdrop-filter: blur(12px) saturate(130%);
  z-index: 9;
}

.sidebar-nav {
  display: grid;
  gap: 0.5rem;
}

.sidebar-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 40px;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  background: rgba(59, 126, 191, 0.08);
}

.nav-alert-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background: #d43b3b;
  box-shadow: 0 0 0 2px rgba(212, 59, 59, 0.25);
  margin-left: auto;
  flex: 0 0 auto;
}

.sidebar-nav a:hover {
  color: #ffffff;
  border-color: var(--accent-strong);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
}

.sidebar-group {
  display: grid;
  gap: 0.35rem;
}

.sidebar-group-title {
  margin: 0;
  padding: 0.34rem 0.1rem 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.sidebar-subnav {
  display: grid;
  gap: 0.35rem;
}

.sidebar-subnav a {
  padding-left: 1rem;
  min-height: 38px;
  font-size: 0.93rem;
  background: rgba(59, 126, 191, 0.06);
}

.sidebar-nav a.is-active,
.sidebar-subnav a.is-active,
.mobile-menu-nav a.is-active {
  color: #ffffff;
  border-color: var(--accent-strong);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  box-shadow: 0 8px 20px rgba(59, 126, 191, 0.22);
}

.sidebar-group.is-active .sidebar-group-title {
  color: var(--accent);
}

.mobile-menu-overlay[hidden] {
  display: none;
}

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 55;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
}

.mobile-menu-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(13, 39, 57, 0.42);
  opacity: 0;
  transition: opacity 0.22s ease;
}

.mobile-menu-overlay.is-open .mobile-menu-backdrop {
  opacity: 1;
}

.mobile-menu-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(360px, 92vw);
  height: 100%;
  padding: 1rem;
  border-left: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px) saturate(130%);
  -webkit-backdrop-filter: blur(12px) saturate(130%);
  box-shadow: -16px 0 34px rgba(59, 126, 191, 0.2);
  transform: translateX(100%);
  transition: transform 0.26s cubic-bezier(0.22, 1, 0.36, 1);
}

.mobile-menu-overlay.is-open .mobile-menu-panel {
  transform: translateX(0);
}

.mobile-menu-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.8rem;
}

.mobile-menu-close {
  min-height: 36px;
  min-width: 36px;
  padding: 0;
  border-radius: 8px;
}

.mobile-menu-nav {
  display: grid;
  gap: 0.55rem;
}

.mobile-menu-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 42px;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  background: rgba(59, 126, 191, 0.08);
}

.mobile-menu-nav a:hover {
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
}

.nav-link-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  color: currentColor;
  opacity: 0.9;
}

.nav-link-icon svg {
  width: 1rem;
  height: 1rem;
  fill: currentColor;
}

body.menu-open {
  overflow: hidden;
}

main {
  max-width: 1220px;
  margin: 1.2rem auto 2rem;
  padding: 0 1rem;
}

main.with-sidebar {
  max-width: none;
  margin: 1.2rem 1rem 2rem 272px;
}

.card {
  margin-bottom: 1rem;
  padding: clamp(1rem, 2.2vw, 1.3rem);
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--panel);
  backdrop-filter: blur(12px) saturate(130%);
  -webkit-backdrop-filter: blur(12px) saturate(130%);
  box-shadow: var(--shadow);
}

.card h2,
.card h3 {
  margin-top: 0;
}

.admin-auth-center {
  min-height: calc(100vh - var(--header-height, 108px) - 4.5rem);
  display: grid;
  align-items: center;
}

.admin-auth-card {
  width: min(480px, 100%);
  margin: 0 auto;
}

.admin-auth-card .grid {
  grid-template-columns: minmax(0, 1fr);
  gap: 0.45rem;
  align-items: stretch;
}

.admin-auth-card .grid button {
  grid-column: 1;
  justify-self: start;
}

.admin-auth-card input {
  width: 100%;
  max-width: 100%;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.85rem;
}

.stat-card {
  padding: 0.85rem 0.95rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.56);
}

.stat-card-link {
  display: block;
  color: inherit;
  text-decoration: none;
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease;
}

.stat-card-link:hover {
  transform: translateY(-1px);
  border-color: var(--accent-strong);
  box-shadow: 0 10px 24px rgba(59, 126, 191, 0.2);
}

.stat-card-pending-alert {
  border: 3px solid rgba(184, 128, 18, 0.9);
}

.stat-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.stat-value {
  margin: 0.2rem 0 0;
  color: var(--text);
  font-size: 1.2rem;
  font-weight: 700;
  word-break: break-word;
}

.stat-value.status-active {
  color: #24854f;
}

.stat-value.status-inactive {
  color: #a34d4d;
}

.participant-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
}

.participant-dashboard-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  align-items: stretch;
  margin-bottom: 1rem;
}

.participant-dashboard-row > .card {
  margin-bottom: 0;
}

.participant-dashboard-row .available-tests-grid {
  grid-template-columns: 1fr;
}

.available-tests-section {
  display: block;
}

.available-tests-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: auto;
  overflow: visible;
}

.available-test-card {
  height: auto;
  overflow: hidden;
}

.participant-search-wrap {
  width: 100%;
  margin: 0.6rem 0 0.55rem;
}

.participant-search-wrap input {
  width: 100%;
  max-width: none;
}

.participant-export-wrap {
  display: flex;
  justify-content: flex-end;
  margin: 0 0 0.65rem;
}

.participant-export-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0.42rem 0.86rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(59, 126, 191, 0.12);
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.participant-export-button:hover {
  color: #ffffff;
  border-color: var(--accent-strong);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  box-shadow: 0 10px 24px rgba(59, 126, 191, 0.22);
}

.payments-search-form {
  display: grid;
  grid-template-columns: minmax(180px, 360px) auto auto;
  gap: 0.55rem;
  align-items: end;
  margin-top: 0.55rem;
}

.support-layout {
  display: grid;
  grid-template-columns: minmax(260px, 360px) 1fr;
  gap: 0.85rem;
}

.support-ticket-list,
.support-ticket-thread {
  display: grid;
  gap: 0.65rem;
  align-content: start;
}

.support-buckets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.support-bucket {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
  background: rgba(59, 126, 191, 0.07);
}

.support-bucket.is-active {
  color: #fff;
  border-color: var(--accent-strong);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
}

.support-compose-form,
.support-reply-form {
  display: grid;
  gap: 0.4rem;
}

.support-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  margin-bottom: 0.35rem;
}

.support-modal-head h3 {
  margin: 0;
}

.support-modal-close {
  min-height: 34px;
  min-width: 34px;
  padding: 0;
  border-radius: 8px;
  font-weight: 700;
  line-height: 1;
}

.support-category-label {
  margin: 0;
  font-weight: 700;
  color: var(--text);
}

.support-category-toggle {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.support-category-option {
  display: block;
}

.support-category-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.support-category-option span {
  display: inline-flex;
  width: 100%;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(59, 126, 191, 0.06);
  color: var(--accent);
  font-weight: 700;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.support-category-option input:checked + span {
  color: #fff;
  border-color: var(--accent-strong);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  box-shadow: 0 8px 18px rgba(59, 126, 191, 0.2);
}

.support-compose-dependent {
  margin: 0;
  padding: 0;
  border: 0;
  display: grid;
  gap: 0.4rem;
}

.support-compose-dependent:disabled {
  opacity: 0.52;
}

.support-ticket-cards {
  display: grid;
  gap: 0.5rem;
}

.support-ticket-card {
  display: grid;
  gap: 0.28rem;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  background: rgba(59, 126, 191, 0.05);
}

.support-ticket-card.is-active {
  border-color: var(--accent-strong);
  box-shadow: 0 10px 20px rgba(59, 126, 191, 0.16);
}

.support-ticket-card-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.support-messages {
  display: grid;
  gap: 0.5rem;
}

.support-message {
  padding: 0.55rem 0.65rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(59, 126, 191, 0.05);
}

.support-message p {
  margin: 0;
}

.support-message-head {
  margin: 0 0 0.25rem 0;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 700;
}

.support-message-admin {
  background: rgba(59, 126, 191, 0.12);
}

.support-message-participant {
  background: rgba(47, 115, 61, 0.1);
}

.support-message-system {
  background: rgba(128, 128, 128, 0.12);
}

.support-participant-meta .stat-label {
  font-size: 0.72rem;
}

.support-participant-meta .stat-value {
  font-size: 0.9rem;
  line-height: 1.35;
}

.support-reply-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.startpage-admin-grid {
  display: grid;
  grid-template-columns: minmax(340px, 460px) 1fr;
  gap: 0.85rem;
}

.startpage-editor-column,
.startpage-preview-column {
  display: grid;
  gap: 0.65rem;
  align-content: start;
}

.startpage-settings-form,
.startpage-card-form {
  display: grid;
  gap: 0.45rem;
}

.startpage-card-edit-list {
  display: grid;
  gap: 0.65rem;
}

.startpage-card-edit-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.65rem;
  background: rgba(59, 126, 191, 0.05);
  display: grid;
  gap: 0.55rem;
}

.startpage-card-form-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.wysiwyg-wrap {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}

.wysiwyg-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  padding: 0.4rem;
  border-bottom: 1px solid var(--border);
  background: rgba(59, 126, 191, 0.08);
}

.wysiwyg-toolbar button {
  min-height: 32px;
  padding: 0.2rem 0.55rem;
  border-radius: 8px;
}

.wysiwyg-editor {
  min-height: 130px;
  padding: 0.6rem;
  outline: none;
  line-height: 1.45;
}

.startpage-preview-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 320px);
  gap: 0.75rem;
}

.startpage-preview-main {
  display: grid;
  gap: 0.65rem;
}

.startpage-preview-content p {
  margin-top: 0;
}

.newsfeed-admin-compose,
.newsfeed-admin-recent {
  display: grid;
  gap: 0.6rem;
  align-content: start;
}

.newsfeed-form {
  display: grid;
  gap: 0.45rem;
}

.newsfeed-target-series {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.55rem;
}

.newsfeed-scope-options {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.55rem;
  display: grid;
  gap: 0.35rem;
}

.newsfeed-scope-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.newsfeed-scope-option {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.newsfeed-labcat-filter {
  display: grid;
  gap: 0.35rem;
}

.newsfeed-series-grid {
  display: grid;
  gap: 0.3rem;
}

.newsfeed-series-option {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.newsfeed-mail-option {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.92rem;
}

.is-hidden {
  display: none !important;
}

.newsfeed-recent-list {
  display: grid;
  gap: 0.55rem;
}

.newsfeed-recent-item,
.newsfeed-feed-item {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.55rem 0.65rem;
  background: rgba(59, 126, 191, 0.05);
}

.newsfeed-item-body p {
  margin-top: 0;
}

.newsfeed-mail-progress {
  display: grid;
  gap: 0.25rem;
}

.newsfeed-progress-track {
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: rgba(59, 126, 191, 0.14);
  overflow: hidden;
}

.newsfeed-progress-bar {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
}

.newsfeed-feed-list {
  display: grid;
  gap: 0.5rem;
}

@media (max-width: 1080px) {
  .startpage-admin-grid {
    grid-template-columns: 1fr;
  }

  .startpage-preview-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .support-layout {
    grid-template-columns: 1fr;
  }
}

.payments-search-form label {
  grid-column: 1 / -1;
}

.payments-search-form button,
.payments-search-reset {
  grid-column: auto;
  margin: 0;
  min-height: 42px;
}

.payments-search-reset {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.admin-suite-payments-grid {
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.payment-record-card {
  gap: 0.45rem;
}

.payment-open-amount {
  font-weight: 700;
  color: var(--text);
}

.payment-record-form {
  margin-top: 0.35rem;
  display: grid;
  gap: 0.4rem;
}

.payment-record-form label {
  font-size: 0.86rem;
}

.payment-record-input-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.payment-record-input-head label {
  margin: 0;
}

.payment-record-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
}

.payment-record-actions input,
.payment-record-actions button {
  grid-column: auto;
  margin: 0;
}

.payment-record-input-head .payment-quick-fill {
  min-height: 34px;
  padding: 0.35rem 0.6rem;
  font-size: 0.78rem;
  white-space: nowrap;
}

.admin-page-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 0.8rem;
}

.admin-page-head-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
}

.admin-page-head-actions .inline-form {
  margin-top: 0;
}

.admin-page-head-actions button {
  grid-column: auto;
}

.pricing-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  padding: 0.16rem 0.52rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(59, 126, 191, 0.12);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
}

.module-checkbox-grid {
  display: grid;
  gap: 0.45rem;
  max-height: 240px;
  overflow: auto;
  padding: 0.25rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.62);
}

.proficiency-module-controls {
  display: grid;
  gap: 0.45rem;
}

.proficiency-module-controls .admin-page-head-actions {
  justify-content: flex-start;
}

.module-checkbox-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  min-width: 0;
}

.module-checkbox-item input {
  margin-top: 0;
}

.module-checkbox-label {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.proficiency-card-image-slot {
  width: 100%;
  /* Product images are provided as 1092x470, keep this ratio to avoid side-cropping. */
  aspect-ratio: 1092 / 470;
  border-radius: 10px;
  border: 1px solid var(--border);
  margin-bottom: 0.55rem;
  background: rgba(255, 255, 255, 0.72);
  overflow: hidden;
}

.proficiency-tests-grid {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.proficiency-test-card {
  width: 100%;
}

.proficiency-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.series-order-header-image-slot {
  margin-bottom: 0.65rem;
}

.series-order-card {
  width: 100%;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.series-order-form {
  margin-top: 0.75rem;
}

.series-order-grid {
  display: grid;
  grid-template-columns: minmax(320px, 1.7fr) minmax(280px, 1fr);
  gap: 0.9rem;
}

.series-order-modules,
.series-order-summary {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.5);
  padding: 0.8rem 0.9rem;
}

.series-order-modules h3,
.series-order-summary h3 {
  margin-top: 0;
  margin-bottom: 0.55rem;
}

.series-order-module-grid {
  max-height: none;
  overflow: visible;
  gap: 0.04rem;
  padding: 0.12rem;
}

.series-module-item {
  font-size: 0.84rem;
  gap: 0.28rem;
  min-height: 22px;
}

.series-module-item .module-checkbox-label {
  font-size: 0.82rem;
}

.series-order-options {
  margin-top: 0.62rem;
  display: grid;
  gap: 0.38rem;
}

.series-acceptance-wrap {
  margin-top: 0.75rem;
  align-items: flex-start;
  gap: 0.55rem;
  padding: 0.55rem 0.6rem;
  border: 1px solid rgba(59, 126, 191, 0.24);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.66);
}

.series-acceptance-copy {
  display: block;
  margin-top: 0.18rem;
  font-size: 0.82rem;
  line-height: 1.35;
}

.order-address-toggle {
  margin-top: 0.45rem;
  border: 1px solid rgba(59, 126, 191, 0.2);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.6);
  padding: 0.35rem 0.55rem;
}

.order-address-toggle summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--accent);
}

.order-address-copy {
  margin: 0.35rem 0 0;
}

.participant-card {
  display: block;
  padding: 0.85rem 0.95rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.56);
  text-decoration: none;
  color: inherit;
  transition: transform 0.16s ease, box-shadow 0.16s ease;
}

.participation-list-grid {
  grid-template-columns: 1fr;
}

.participation-entry {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(300px, 1.2fr);
  gap: 0.75rem;
  align-items: stretch;
}

.participation-media {
  margin-bottom: 0;
}

.participation-media-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.participation-media-link .participation-media {
  transition: transform 0.16s ease, box-shadow 0.16s ease;
}

.participation-media-link:hover .participation-media {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(59, 126, 191, 0.2);
}

.participation-detail-card {
  max-width: 1220px;
  margin-left: auto;
  margin-right: auto;
  --pd-cell-size: 86px;
  --pd-button-font-size: 0.83rem;
  --pd-icon-size: 1.2rem;
}

.participation-detail-grid-actions {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-template-rows: repeat(4, minmax(var(--pd-cell-size), 1fr));
  gap: 0.65rem;
  margin-top: 0.8rem;
}

.participation-detail-image-tile {
  grid-column: 1 / span 2;
  grid-row: 1 / span 2;
  border: none;
  border-radius: 12px;
  background: transparent;
  overflow: hidden;
}

.participation-detail-image-wrap {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.participation-detail-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 12px;
}

.participation-detail-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.participation-detail-head h2 {
  margin: 0;
}

.participation-detail-back-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.92rem;
}

.participation-detail-back-link:hover {
  text-decoration: underline;
}

.participation-detail-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--muted);
  font-weight: 600;
  border: 1px dashed rgba(59, 126, 191, 0.35);
  border-radius: 10px;
  padding: 0.5rem;
}

.participation-action-button {
  width: 100%;
  min-height: var(--pd-cell-size);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.3rem;
  text-align: center;
  padding: 0.45rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 8px 18px rgba(20, 56, 83, 0.18);
}

.participation-action-icon {
  width: var(--pd-icon-size);
  height: var(--pd-icon-size);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.participation-action-icon svg {
  width: 100%;
  height: 100%;
  display: block;
  fill: currentColor;
}

.participation-action-button span:last-child {
  font-size: var(--pd-button-font-size);
  line-height: 1.2;
}

@media (max-width: 1200px) and (min-width: 901px) {
  .participation-detail-card {
    --pd-cell-size: clamp(66px, 7vw, 86px);
    --pd-button-font-size: clamp(0.72rem, 0.95vw, 0.83rem);
    --pd-icon-size: clamp(0.95rem, 1.35vw, 1.2rem);
  }

  .participation-detail-grid-actions {
    gap: 0.5rem;
  }
}

.action-blue { background: linear-gradient(135deg, #2f78c7 0%, #4da4ff 100%); }
.action-orange { background: linear-gradient(135deg, #cc6f1d 0%, #ff9f44 100%); }
.action-purple { background: linear-gradient(135deg, #6f4bb7 0%, #9867e8 100%); }
.action-green { background: linear-gradient(135deg, #2f8a4b 0%, #49b86a 100%); }
.action-red { background: linear-gradient(135deg, #af3d3d 0%, #df6868 100%); }
.action-gold { background: linear-gradient(135deg, #b48b28 0%, #dfb553 100%); }

.tile-modules { grid-column: 3; grid-row: 1; }
.tile-invoice { grid-column: 4; grid-row: 1; }
.tile-delivery-note { grid-column: 3; grid-row: 2; }
.tile-tracking { grid-column: 4; grid-row: 2; }
.tile-checkwords { grid-column: 1; grid-row: 3; }
.tile-forms { grid-column: 2; grid-row: 3; }
.tile-support { grid-column: 3 / span 2; grid-row: 3; }
.tile-extension { grid-column: 1; grid-row: 4; }
.tile-certificates { grid-column: 2; grid-row: 4; }
.tile-empty-15 { grid-column: 3; grid-row: 4; }
.tile-empty-16 { grid-column: 4; grid-row: 4; }

.participation-detail-empty {
  border: 1px dashed rgba(59, 126, 191, 0.2);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.32);
}

.participation-action-button:disabled,
.participation-action-button[disabled] {
  cursor: not-allowed;
  filter: grayscale(0.4);
  opacity: 0.55;
}

.participation-status-card {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  align-content: start;
  height: 100%;
}

.participation-status-list {
  display: grid;
  grid-template-rows: repeat(5, minmax(0, 1fr));
  gap: 0.35rem;
  flex: 1;
}

.participation-status-hoverbox {
  display: none;
}

.participation-status-item {
  margin: 0;
  padding: 0.36rem 0.5rem;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.25;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 0;
}

.participation-status-icon {
  display: inline-flex;
  width: 1rem;
  height: 1rem;
  flex: 0 0 1rem;
  align-items: center;
  justify-content: center;
}

.participation-status-icon svg {
  width: 100%;
  height: 100%;
  display: block;
  fill: currentColor;
}

.participation-status-pending {
  color: #7a7f88;
  border-color: rgba(122, 127, 136, 0.32);
  background: rgba(122, 127, 136, 0.12);
}

.participation-status-complete {
  color: #1f7a4a;
  border-color: rgba(31, 122, 74, 0.4);
  background: rgba(31, 122, 74, 0.12);
}

.participation-status-running {
  color: #8a6906;
  border-color: rgba(138, 105, 6, 0.45);
  background: rgba(138, 105, 6, 0.14);
}

.participation-status-overdue {
  color: #cb5a00;
  border-color: rgba(203, 90, 0, 0.55);
  background: rgba(203, 90, 0, 0.16);
}

.participation-entry.is-compact-status .participation-status-list {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  grid-template-rows: 1fr;
  gap: 0.45rem;
  flex: 0 0 auto;
  margin-top: 0;
  align-items: end;
  border-top: 1px solid rgba(59, 126, 191, 0.22);
  padding-top: 0.45rem;
}

.participation-entry.is-compact-status .participation-status-hoverbox {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.38rem;
  border-radius: 10px;
  border: 1px solid rgba(59, 126, 191, 0.2);
  background: rgba(255, 255, 255, 0.6);
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.25;
  padding: 0.42rem 0.5rem;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
  margin-top: auto;
}

.participation-entry.is-compact-status .participation-status-hoverbox-icon {
  display: inline-flex;
  width: 0.95rem;
  height: 0.95rem;
  flex: 0 0 0.95rem;
  align-items: center;
  justify-content: center;
}

.participation-entry.is-compact-status .participation-status-hoverbox-icon svg {
  width: 100%;
  height: 100%;
  display: block;
  fill: currentColor;
}

.participation-entry.is-compact-status .participation-status-hoverbox-text {
  display: block;
}

.participation-entry.is-compact-status .participation-status-hoverbox.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.participation-entry.is-compact-status .participation-status-hoverbox.participation-status-pending {
  color: #7a7f88;
  border-color: rgba(122, 127, 136, 0.3);
  background: rgba(122, 127, 136, 0.12);
}

.participation-entry.is-compact-status .participation-status-hoverbox.participation-status-complete {
  color: #1f7a4a;
  border-color: rgba(31, 122, 74, 0.38);
  background: rgba(31, 122, 74, 0.12);
}

.participation-entry.is-compact-status .participation-status-hoverbox.participation-status-running {
  color: #8a6906;
  border-color: rgba(138, 105, 6, 0.42);
  background: rgba(138, 105, 6, 0.14);
}

.participation-entry.is-compact-status .participation-status-hoverbox.participation-status-overdue {
  color: #cb5a00;
  border-color: rgba(203, 90, 0, 0.52);
  background: rgba(203, 90, 0, 0.16);
}

.participation-entry.is-compact-status {
  grid-template-columns: minmax(320px, 1.45fr) minmax(220px, 0.85fr);
}

.participation-entry.is-compact-status .participation-status-item {
  justify-content: center;
  border-radius: 8px;
  padding: 0;
  width: 38px;
  aspect-ratio: 1 / 1;
  justify-self: center;
}

.participation-entry.is-compact-status .participation-status-text {
  display: none;
}

.participation-entry.is-compact-status .participation-status-icon {
  width: 62%;
  height: 62%;
  flex-basis: auto;
}

.participation-entry.is-compact-status .participation-status-complete {
  box-shadow: 0 6px 14px rgba(31, 122, 74, 0.28);
}

.participation-entry.is-compact-status .participation-status-running {
  box-shadow: 0 6px 14px rgba(138, 105, 6, 0.28);
}

.participation-entry.is-compact-status .participation-status-overdue {
  box-shadow: 0 6px 14px rgba(203, 90, 0, 0.3);
}

.participation-entry.is-compact-status .participation-status-pending {
  box-shadow: none;
}

.participant-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(59, 126, 191, 0.18);
}

.participant-card .stat-label {
  margin-top: 0.2rem;
}

.participant-card .stat-value {
  margin-bottom: 0.15rem;
}

.participant-card.is-empty {
  pointer-events: none;
}

.participant-card-inline {
  margin: 0.15rem 0 0;
}

.admin-participant-card {
  display: grid;
  gap: 0.4rem;
}

.admin-participant-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.65rem;
}

.admin-participant-card-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.admin-participant-card-meta {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.admin-suite-status-icons {
  display: flex;
  align-items: center;
  gap: 0.32rem;
  margin-top: 0.2rem;
}

.admin-suite-status-icon {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
}

.admin-suite-status-icon svg {
  width: 12px;
  height: 12px;
  fill: currentColor;
}

.admin-suite-series-grid {
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
}

.admin-suite-metric-grid {
  grid-template-columns: repeat(4, minmax(76px, 1fr));
}

.admin-suite-metric-card {
  text-align: center;
  min-height: 64px;
}

.admin-suite-metric-card .stat-label,
.admin-suite-metric-card .stat-value {
  text-align: center;
}

.admin-suite-metric-card .stat-label {
  font-size: clamp(0.62rem, 0.78vw, 0.76rem);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-suite-metric-total {
  border-width: 2px;
  border-color: rgba(59, 126, 191, 0.58);
}

.admin-running-tests-grid {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.admin-running-test-card {
  gap: 0.55rem;
}

.admin-module-chart {
  height: 190px;
  position: relative;
  padding: 0.55rem 0.45rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.56);
}

.admin-module-chart-canvas {
  width: 100% !important;
  height: 100% !important;
}

.admin-participant-card-title a {
  color: inherit;
  text-decoration: none;
}

.admin-participant-card-title a:hover {
  text-decoration: underline;
}

.admin-participant-card-link {
  display: grid;
  gap: 0.4rem;
  text-decoration: none;
  color: inherit;
}

.admin-participant-card-actions {
  display: flex;
  gap: 0.5rem;
}

.admin-participant-card.is-actionable {
  position: relative;
  padding-bottom: 3.2rem;
}

.admin-participant-card.is-actionable .admin-participant-card-actions {
  position: absolute;
  right: 0.85rem;
  bottom: 0.85rem;
}

.admin-participant-card-form {
  margin: 0;
}

.quick-action-button {
  grid-column: auto;
  width: 2rem;
  height: 2rem;
  min-height: 2rem;
  margin: 0;
  padding: 0;
  border-radius: 10px;
  box-shadow: none;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.quick-action-button svg {
  width: 1rem;
  height: 1rem;
  fill: currentColor;
}

.quick-action-approve {
  background: rgba(36, 133, 79, 0.16);
  border-color: rgba(36, 133, 79, 0.45);
  color: #1c6a3e;
}

.quick-action-approve:hover {
  background: linear-gradient(135deg, #24854f 0%, #31a862 100%);
  color: #ffffff;
  border-color: #31a862;
  box-shadow: 0 10px 24px rgba(36, 133, 79, 0.22);
}

.quick-action-deny {
  background: rgba(163, 77, 77, 0.14);
  border-color: rgba(163, 77, 77, 0.55);
  color: #7b1f1f;
}

.quick-action-deny:hover {
  background: linear-gradient(135deg, #a34d4d 0%, #c85d5d 100%);
  color: #ffffff;
  border-color: #c85d5d;
  box-shadow: 0 10px 24px rgba(163, 77, 77, 0.22);
}

.admin-participant-card-status {
  flex: 0 0 auto;
  width: 0.72rem;
  height: 0.72rem;
  margin-top: 0.12rem;
  border-radius: 999px;
  background: rgba(81, 133, 160, 0.5);
  box-shadow: 0 0 0 3px rgba(81, 133, 160, 0.16);
}

.admin-participant-card-status-active {
  background: #24854f;
  box-shadow: 0 0 0 3px rgba(36, 133, 79, 0.16);
}

.admin-participant-card-status-pending {
  background: #b88012;
  box-shadow: 0 0 0 3px rgba(184, 128, 18, 0.16);
}

.admin-participant-card-status-denied {
  background: #a34d4d;
  box-shadow: 0 0 0 3px rgba(163, 77, 77, 0.16);
}

.participant-detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.75rem;
}

.participant-detail-grid .stat-card.is-wide {
  grid-column: span 2;
}

.detail-value-multiline {
  white-space: pre-line;
  line-height: 1.42;
}

.participant-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.participant-detail-actions button {
  grid-column: auto;
}

.participant-detail-actions .detail-action-approve,
.participant-detail-actions .detail-action-deny,
.participant-detail-actions .detail-action-pending {
  box-shadow: none;
  border: 1px solid transparent;
}

.participant-detail-actions .detail-action-approve {
  background: rgba(36, 133, 79, 0.16);
  border-color: rgba(36, 133, 79, 0.45);
  color: #1c6a3e;
}

.participant-detail-actions .detail-action-approve:hover {
  background: linear-gradient(135deg, #24854f 0%, #31a862 100%);
  color: #ffffff;
  border-color: #31a862;
  box-shadow: 0 10px 24px rgba(36, 133, 79, 0.22);
}

.participant-detail-actions .detail-action-deny {
  background: rgba(163, 77, 77, 0.14);
  border-color: rgba(163, 77, 77, 0.46);
  color: #7b1f1f;
}

.participant-detail-actions .detail-action-deny:hover {
  background: linear-gradient(135deg, #a34d4d 0%, #c85d5d 100%);
  color: #ffffff;
  border-color: #c85d5d;
  box-shadow: 0 10px 24px rgba(163, 77, 77, 0.22);
}

.participant-detail-actions .detail-action-pending {
  background: rgba(184, 128, 18, 0.15);
  border-color: rgba(184, 128, 18, 0.5);
  color: #7c5a12;
}

.participant-detail-actions .detail-action-pending:hover {
  background: linear-gradient(135deg, #b88012 0%, #d39b2f 100%);
  color: #ffffff;
  border-color: #d39b2f;
  box-shadow: 0 10px 24px rgba(184, 128, 18, 0.22);
}

.participant-detail-back {
  margin-bottom: 0;
}

.inline-form {
  margin-top: 0.9rem;
}

.signup-card h2 {
  margin-top: 0;
}

.signup-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(250px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.signup-option {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  background:
    linear-gradient(160deg, rgba(59, 126, 191, 0.16) 0%, rgba(255, 255, 255, 0.45) 68%),
    rgba(255, 255, 255, 0.45);
  box-shadow: 0 10px 28px rgba(59, 126, 191, 0.14);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.signup-option:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(59, 126, 191, 0.2);
}

.signup-option h3 {
  margin-top: 0;
  margin-bottom: 0.6rem;
}

.signup-option p {
  margin: 0 0 1rem;
}

.signup-option-meta {
  margin: -0.35rem 0 1rem;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--muted);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: fit-content;
  min-height: 46px;
  margin-top: 0.9rem;
  padding: 0.54rem 0.88rem;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(59, 126, 191, 0.24);
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.cta-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(38, 136, 255, 0.3);
  filter: saturate(1.08);
}

.cta-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
}

.cta-icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.signup-option .cta-button {
  width: 100%;
  margin-top: auto;
}

.invoice-inputs {
  display: grid;
  grid-template-columns: minmax(32px, 0.8fr) 10px minmax(60px, 2.2fr) 10px minmax(42px, 1.1fr) 10px minmax(42px, 1.1fr);
  align-items: center;
  gap: 0.35rem;
  width: 100%;
  max-width: 100%;
}

.invoice-inputs input {
  width: 100%;
  min-width: 0;
}

.invoice-inputs span {
  width: 10px;
  text-align: center;
  color: var(--muted);
  font-weight: 700;
}

.existing-signup-card {
  max-width: 980px;
  margin-left: auto;
  margin-right: auto;
}

.signup-progress {
  margin-bottom: 1rem;
}

.signup-progress-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 0.9rem;
}

.signup-progress-copy {
  min-width: min(460px, 100%);
}

.signup-progress-kicker {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.signup-progress-title {
  margin: 0.22rem 0 0;
}

.signup-progress-description {
  margin: 0.32rem 0 0;
  color: var(--muted);
}

.signup-progress-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: flex-start;
}

.signup-progress-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.24rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.72);
  font-size: 0.88rem;
  color: var(--muted);
}

.signup-progress-chip strong {
  color: var(--text);
}

.signup-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.5rem;
}

.signup-step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.34rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.5);
}

.signup-step-index {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.8);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.signup-step-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
}

.signup-step.is-active {
  border-color: rgba(38, 136, 255, 0.55);
  background: linear-gradient(145deg, rgba(59, 126, 191, 0.2) 0%, rgba(255, 255, 255, 0.82) 100%);
}

.signup-step.is-active .signup-step-index {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-color: transparent;
  color: #ffffff;
}

.signup-step.is-active .signup-step-label {
  color: var(--text);
}

.signup-step.is-complete {
  border-color: rgba(81, 133, 160, 0.45);
  background: rgba(81, 133, 160, 0.14);
}

.signup-step.is-complete .signup-step-index {
  background: rgba(81, 133, 160, 0.26);
  color: var(--text);
}

.signup-step.is-complete .signup-step-label {
  color: var(--text);
}

.signup-grid {
  margin-top: 0.8rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.5);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.signup-grid-structured {
  row-gap: 0.75rem;
}

.signup-form-intro {
  margin: 0 0 0.7rem;
  line-height: 1.45;
}

.signup-grid-structured label {
  align-self: start;
  padding-top: 0.55rem;
}

.signup-grid-structured .form-actions {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(59, 126, 191, 0.2);
}

.signup-grid label {
  font-size: 0.95rem;
}

.vat-field-wrap {
  display: grid;
  gap: 0.5rem;
}

.vat-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.vat-trigger-button {
  grid-column: auto;
  width: fit-content;
  margin: 0;
  box-shadow: none;
}

.vat-status {
  margin: 0;
}

.vat-status.is-ok {
  color: var(--accent);
}

.vat-status.is-warn {
  color: #1f5d7d;
}

input[readonly] {
  background: rgba(81, 133, 160, 0.14);
}

.modal-overlay[hidden] {
  display: none;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(23, 54, 74, 0.35);
  backdrop-filter: blur(2px);
}

.modal-dialog {
  position: relative;
  width: min(620px, calc(100vw - 1.8rem));
  max-height: calc(100vh - 2rem);
  overflow: auto;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 20px 44px rgba(31, 93, 125, 0.24);
}

.modal-dialog h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.modal-message {
  margin: 0;
  white-space: pre-line;
  line-height: 1.45;
}

.modal-ack {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 0.8rem;
}

.modal-ack input {
  margin-top: 0;
}

.modal-actions {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.modal-actions button {
  grid-column: auto;
  width: fit-content;
}

/* Keep modal action controls on the same baseline and height. */
.modal-actions .cta-button,
.modal-actions .secondary-button {
  margin-top: 0;
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.order-processing-dialog {
  display: grid;
  justify-items: center;
  gap: 0.45rem;
  width: min(430px, calc(100vw - 1.8rem));
  text-align: center;
}

.order-processing-spinner {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 4px solid rgba(59, 126, 191, 0.18);
  border-top-color: var(--accent);
  animation: order-processing-spin 0.9s linear infinite;
}

@keyframes order-processing-spin {
  to {
    transform: rotate(360deg);
  }
}

.form-actions {
  grid-column: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.4rem;
}

.form-actions button {
  margin: 0;
}

.form-actions .cta-button {
  margin: 0;
  min-height: 46px;
}

.secondary-button {
  background: rgba(59, 126, 191, 0.12);
  color: var(--accent);
  border: 1px solid var(--border);
  box-shadow: none;
}

.secondary-button:hover {
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  box-shadow: 0 10px 24px rgba(59, 126, 191, 0.24);
}

.grid {
  display: grid;
  grid-template-columns: 220px minmax(280px, 540px);
  gap: 0.65rem 1rem;
  align-items: center;
}

label {
  font-weight: 600;
  color: var(--text);
}

input,
select,
button {
  font: inherit;
  padding: 0.5rem 0.62rem;
}

input,
select {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  min-height: 42px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

select {
  height: 42px;
}

input:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(38, 136, 255, 0.16);
  background: rgba(255, 255, 255, 0.92);
}

button {
  grid-column: 2;
  width: fit-content;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #ffffff;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(59, 126, 191, 0.24);
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(38, 136, 255, 0.3);
  filter: saturate(1.08);
}

button:disabled,
button[disabled] {
  cursor: not-allowed;
  background: rgba(81, 133, 160, 0.2);
  border-color: rgba(81, 133, 160, 0.35);
  color: rgba(0, 0, 0, 0.45);
  box-shadow: none;
  filter: none;
  transform: none;
}

button:disabled:hover,
button[disabled]:hover {
  box-shadow: none;
  filter: none;
  transform: none;
}

.hint {
  color: var(--muted);
}

.auth-shell {
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
  padding: 1.2rem 1.3rem;
}

.auth-head {
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.85rem;
  margin-bottom: 0.95rem;
}

.auth-kicker {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.auth-head h2 {
  margin: 0.2rem 0 0;
}

.auth-copy {
  margin: 0.4rem 0 0;
}

.auth-form {
  display: grid;
  gap: 0.85rem;
}

.auth-field {
  display: grid;
  gap: 0.35rem;
}

.auth-field label {
  font-size: 0.92rem;
}

.auth-submit {
  grid-column: auto;
  margin-top: 0.3rem;
}

.auth-foot {
  margin-top: 0.9rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(59, 126, 191, 0.18);
}

.auth-foot a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.auth-foot a:hover {
  text-decoration: underline;
}

.flash {
  margin-bottom: 0.8rem;
  padding: 0.6rem 0.8rem;
  border-radius: 12px;
  border: 1px solid rgba(59, 126, 191, 0.42);
  background: rgba(255, 255, 255, 0.34);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 10px 22px rgba(59, 126, 191, 0.12);
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.flash-stack {
  position: fixed;
  top: 88px;
  right: 1rem;
  z-index: 45;
  width: min(560px, calc(100vw - 2rem));
}

.flash.is-hiding {
  opacity: 0;
  transform: translateY(-8px);
}

.flash.error {
  border-color: rgba(38, 136, 255, 0.5);
  color: var(--text);
  background: rgba(38, 136, 255, 0.18);
}

.flash.warning {
  border-color: rgba(81, 133, 160, 0.5);
  color: var(--text);
  background: rgba(81, 133, 160, 0.2);
}

.flash.success {
  border-color: rgba(59, 126, 191, 0.52);
  color: var(--text);
  background: rgba(59, 126, 191, 0.18);
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

th,
td {
  border: 1px solid var(--border);
  padding: 0.52rem 0.58rem;
  vertical-align: top;
  background: rgba(255, 255, 255, 0.62);
}

thead th {
  background: rgba(59, 126, 191, 0.22);
  text-align: left;
  position: sticky;
  top: 0;
}

thead th:first-child {
  border-top-left-radius: 10px;
}

thead th:last-child {
  border-top-right-radius: 10px;
}

tbody tr:last-child td:first-child {
  border-bottom-left-radius: 10px;
}

tbody tr:last-child td:last-child {
  border-bottom-right-radius: 10px;
}

@media (max-width: 900px) {
  .site-header {
    padding: 0.9rem 1rem;
    align-items: center;
  }

  .site-logo {
    height: 62px;
  }

  .site-header.is-scrolled .site-logo {
    height: 48px;
  }

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

  .site-sidebar,
  .header-logout-icon {
    display: none;
  }

  .site-nav a {
    min-height: 40px;
    flex: 1 1 160px;
  }

  .is-guest .site-nav-guest {
    display: flex;
    width: auto;
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
    justify-content: flex-end;
    gap: 0.45rem;
  }

  .is-guest .site-nav-guest a {
    flex: 0 0 auto;
    min-height: 36px;
    padding: 0.38rem 0.68rem;
    font-size: 0.88rem;
  }

  main.with-sidebar {
    margin: 1rem auto 2rem;
    max-width: 1220px;
    padding: 0 1rem;
  }

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

  .series-order-grid {
    grid-template-columns: 1fr;
  }

  .participant-detail-grid .stat-card.is-wide {
    grid-column: span 1;
  }

  .admin-suite-series-grid {
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  }

  .admin-suite-metric-grid {
    grid-template-columns: repeat(4, minmax(58px, 1fr));
  }

  .participation-detail-grid-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: repeat(7, minmax(84px, auto));
  }

  .participation-detail-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .participation-detail-image-tile {
    grid-column: 1 / span 2;
    grid-row: 1 / span 2;
    min-height: 220px;
  }

  .tile-invoice { grid-column: 1; grid-row: 3; }
  .tile-modules { grid-column: 2; grid-row: 3; }
  .tile-delivery-note { grid-column: 1; grid-row: 4; }
  .tile-tracking { grid-column: 2; grid-row: 4; }
  .tile-support { grid-column: 1 / span 2; grid-row: 5; }
  .tile-checkwords { grid-column: 1; grid-row: 6; }
  .tile-forms { grid-column: 2; grid-row: 6; }
  .tile-extension { grid-column: 1; grid-row: 7; }
  .tile-certificates { grid-column: 2; grid-row: 7; }
  .tile-empty-15,
  .tile-empty-16 {
    display: none;
  }

  .participation-entry {
    grid-template-columns: 1fr;
  }

  .participant-dashboard-row {
    display: block;
    margin-bottom: 0;
  }

  .participant-dashboard-row > .card {
    margin-bottom: 1rem;
  }

  .available-tests-section {
    display: block;
  }

  .available-tests-grid {
    grid-template-columns: 1fr;
  }

  .available-test-card {
    height: auto;
  }

  .signup-options {
    grid-template-columns: 1fr;
  }

  .invoice-inputs {
    grid-template-columns: 1fr 14px 1fr 14px 1fr 14px 1fr;
  }

  .signup-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .form-actions {
    grid-column: auto;
  }

  button {
    grid-column: auto;
  }

  .flash-stack {
    top: 78px;
    right: 0.75rem;
    width: calc(100vw - 1.5rem);
  }
}

@media (max-width: 1200px) and (min-width: 901px) {
  .site-header {
    padding: 0.85rem 1.2rem;
  }

  main {
    margin-top: 1rem;
    padding: 0 0.85rem;
  }

  main.with-sidebar {
    margin: 1rem 0.85rem 2rem 266px;
    max-width: none;
    padding: 0;
  }

  .grid {
    grid-template-columns: 190px minmax(220px, 1fr);
  }

  .admin-suite-series-grid {
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  }
}

@media (max-width: 640px) {
  .site-brand {
    flex: 1 1 auto;
  }

  .site-logo {
    height: 54px;
    max-width: min(70vw, 260px);
  }

  .site-header.is-scrolled .site-logo {
    height: 42px;
  }

  .site-nav a {
    flex: 1 1 145px;
  }

  .card {
    border-radius: 14px;
  }

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

  .signup-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .signup-step {
    min-height: 42px;
  }

  .signup-step-label {
    font-size: 0.78rem;
  }

  .auth-shell {
    padding: 1rem;
  }
}

@media (max-width: 360px) {
  .site-header {
    gap: 0.45rem;
    padding-left: 0.7rem;
    padding-right: 0.7rem;
  }

  .is-guest .site-nav-guest {
    gap: 0.3rem;
  }

  .is-guest .site-nav-guest a {
    min-height: 34px;
    padding: 0.3rem 0.55rem;
    font-size: 0.8rem;
  }
}