.skip-link { position: absolute; top: -100px; left: 1rem; }
.skip-link:focus { top: 1rem; }

.site-nav {
  width: min(var(--max), calc(100% - 48px));
  margin: 24px auto 0;
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 10px 12px;
  background: rgba(255,255,255,0.96);
  border: 0;
  border-radius: 34px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 12px;
  z-index: 10;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  color: var(--ink);
  text-decoration: none;
  padding-left: 8px;
}

.brand-mark img {
  width: 260px;
  height: 48px;
  display: block;
  object-fit: contain;
}

.site-nav nav, .nav-actions, .button-row { display: flex; align-items: center; gap: 8px; }

.nav-link {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  color: #435a52;
  padding: 8px 12px;
  text-decoration: none;
  font-weight: 850;
}

.nav-link.is-active {
  background: #ffffff;
  color: var(--brand-dark);
  box-shadow: 0 10px 24px rgba(54, 196, 187, 0.14);
}

.site-nav .ghost-button {
  min-height: 42px;
  border-radius: 999px;
  font-weight: 800;
  padding: 10px 15px;
}

.site-nav .badge {
  padding: 7px 11px;
  font-size: var(--font-xs);
}

.admin-shell {
  display: grid;
  gap: 18px;
  margin: 24px auto 32px;
  min-height: calc(100vh - 124px);
  padding: 28px;
  width: min(var(--max), calc(100% - 48px));
  background: rgba(255,255,255,0.96);
  border-radius: 34px;
  box-shadow: var(--shadow);
}

.hero-panel, .panel {
  background: #ffffff;
  border: 0;
  border-radius: 28px;
  box-shadow: var(--shadow-soft);
}

.hero-panel {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  background: linear-gradient(145deg, #55d0c8 0%, #58b6d6 100%);
  color: #ffffff;
  overflow: hidden;
  padding: clamp(1.15rem, 2.5vw, 1.8rem);
  position: relative;
}

.hero-panel::after {
  background: rgba(255,255,255,0.16);
  border-radius: 999px;
  content: "";
  height: 13rem;
  position: absolute;
  right: -4rem;
  top: -5rem;
  width: 13rem;
}

.hero-panel h1, .section-head h2 {
  letter-spacing: 0;
  margin: 0;
}

.hero-panel h1 {
  font-size: var(--font-hero);
  line-height: 1.05;
}

.section-head h2 {
  font-size: var(--font-xl);
}

.hero-panel p, .result-modal p {
  color: var(--muted);
}

.hero-panel p {
  color: rgba(255,255,255,0.86);
}

.eyebrow {
  color: var(--brand-dark);
  font-size: var(--font-xs);
  font-weight: 900;
  letter-spacing: 0.08em;
  margin: 0 0 0.25rem;
  text-transform: uppercase;
}

.backend-badge, .badge {
  background: var(--green-soft);
  border: 0;
  border-radius: 999px;
  color: var(--brand-dark);
  font-size: var(--font-xs);
  font-weight: 900;
  padding: 0.55rem 0.8rem;
  white-space: nowrap;
}

.badge.soft {
  background: var(--green-soft);
  color: var(--brand-dark);
}

.admin-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
}

.panel {
  padding: clamp(1rem, 2vw, 1.4rem);
}

.section-head {
  align-items: start;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.test-list {
  display: grid;
  gap: 0.45rem;
  max-height: min(42vh, 25rem);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-right: 0.25rem;
  scrollbar-color: rgba(0, 150, 150, 0.42) transparent;
  scrollbar-width: thin;
}

.test-card {
  background: var(--panel-soft);
  border: 0;
  border-radius: 16px;
  color: inherit;
  cursor: pointer;
  display: block;
  padding: 0.72rem 0.85rem;
  text-align: left;
  transition: background 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
  width: 100%;
}

.test-card h3 {
  font-size: var(--font-base);
  line-height: 1.2;
  margin: 0;
}

.test-card p {
  color: var(--muted);
  font-size: var(--font-sm);
  line-height: 1.25;
  margin: 0.4rem 0 0;
}

.test-card:hover,
.test-card:focus-visible {
  background: #ffffff;
  box-shadow: 0 12px 26px rgba(54, 196, 187, 0.14);
  outline: none;
  transform: translateY(-1px);
}

.test-card.is-selected {
  background: #ffffff;
  box-shadow: inset 0 0 0 2px rgba(0, 150, 150, 0.32), 0 14px 28px rgba(54, 196, 187, 0.16);
}

.test-card.is-disabled,
.test-card.is-pending {
  opacity: 0.62;
}

.test-card.is-selected.is-pending {
  opacity: 0.86;
}

.catalog-note {
  color: var(--danger);
  font-size: var(--font-sm);
  font-weight: 800;
  margin: 0.45rem 0 0;
}

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

.selected-test-summary {
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: 20px;
  display: grid;
  gap: 0.2rem;
  padding: 0.8rem 0.9rem;
}

.selected-test-summary span {
  color: var(--brand-dark);
  font-size: var(--font-xs);
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.selected-test-summary strong {
  color: var(--ink);
  font-size: var(--font-lg);
  line-height: 1.2;
}

.selected-test-summary small {
  color: var(--muted);
  font-size: var(--font-sm);
  font-weight: 750;
}

label {
  color: var(--ink);
  display: grid;
  font-size: var(--font-sm);
  gap: 0.4rem;
  font-weight: 850;
}

input, select, textarea {
  font-size: var(--font-base);
  min-height: 2.55rem;
  overflow: hidden;
  padding: 0.65rem 0.75rem;
  text-overflow: ellipsis;
}

textarea {
  border-radius: 20px;
  resize: vertical;
}

.primary-button, .secondary-button, .ghost-button {
  align-items: center;
  border-radius: 999px;
  display: inline-flex;
  font-size: var(--font-base);
  font-weight: 900;
  justify-content: center;
  min-height: 2.6rem;
  padding: 0.65rem 0.9rem;
  text-decoration: none;
}

.primary-button {
  background: var(--gradient-primary);
  border: 0;
  color: #ffffff;
  box-shadow: 0 14px 26px rgba(54, 196, 187, 0.24);
}

.secondary-button {
  background: var(--gradient-warm);
  border: 0;
  color: var(--ink);
}

.ghost-button {
  background: rgba(255,255,255,0.94);
  border: 1px solid var(--line);
  color: #26352f;
}

.results-layout {
  display: block;
}

.results-controls {
  align-items: end;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: minmax(14rem, 1.2fr) minmax(12rem, 0.8fr);
  margin: 0 0 1rem;
}

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

table {
  border-collapse: collapse;
  min-width: 900px;
  width: 100%;
}

th, td {
  border-bottom: 1px solid var(--line);
  padding: 0.8rem;
  text-align: left;
}

th {
  color: var(--muted);
  font-size: var(--font-xs);
  text-transform: uppercase;
}

tbody tr {
  cursor: default;
}

tbody tr:hover, tbody tr.is-selected {
  background: var(--green-soft);
}

.score-pill {
  background: var(--green-soft);
  color: var(--brand-dark);
  border-radius: 999px;
  display: inline-flex;
  font-weight: 900;
  padding: 0.35rem 0.65rem;
}

.part-list, .correction-list {
  display: grid;
  gap: 0.55rem;
  margin-top: 1rem;
}

.part-row, .correction-row {
  background: #ffffff;
  border: 1px solid var(--line);
  border-left: 5px solid var(--mint);
  border-radius: 18px;
  padding: 0.7rem;
}

.correction-row.is-wrong {
  border-left-color: var(--danger);
}

.part-row strong, .correction-row strong {
  display: block;
}

.part-row span, .correction-row span {
  color: var(--muted);
  font-size: var(--font-sm);
}

.inspect-button,
.modal-close-button {
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--brand-dark);
  cursor: pointer;
  display: inline-flex;
  font-size: var(--font-sm);
  font-weight: 900;
  justify-content: center;
  min-height: 2.25rem;
  padding: 0.45rem 0.8rem;
  text-decoration: none;
}

.inspect-button:hover,
.inspect-button:focus-visible,
.modal-close-button:hover,
.modal-close-button:focus-visible {
  box-shadow: 0 10px 24px rgba(54, 196, 187, 0.16);
  outline: none;
}

.result-modal {
  background: transparent;
  border: 0;
  max-height: min(90vh, 56rem);
  max-width: min(92vw, 68rem);
  padding: 0;
  width: 100%;
}

.result-modal::backdrop {
  background: rgba(24, 35, 40, 0.42);
  backdrop-filter: blur(6px);
}

.result-modal-card {
  background: #ffffff;
  border-radius: 28px;
  box-shadow: 0 28px 70px rgba(31, 42, 47, 0.24);
  max-height: min(90vh, 56rem);
  overflow: auto;
  padding: clamp(1rem, 2.5vw, 1.6rem);
}

.result-modal-head {
  align-items: start;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.result-modal-head h2 {
  font-size: var(--font-2xl);
  line-height: 1.1;
  margin: 0 0 0.35rem;
}

.result-modal-head p {
  margin: 0.2rem 0 0;
}

.score-summary {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 1rem 0 1.3rem;
}

.score-summary div {
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: 20px;
  display: grid;
  gap: 0.35rem;
  padding: 0.9rem;
}

.score-summary span {
  color: var(--muted);
  font-size: var(--font-xs);
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.score-summary strong {
  color: var(--ink);
  font-size: var(--font-xl);
  line-height: 1.1;
}

.result-modal section + section {
  margin-top: 1.25rem;
}

.result-modal h3 {
  font-size: var(--font-lg);
  margin: 0;
}

.result-actions {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}

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

@media (max-width: 680px) {
  .site-nav, .hero-panel, .section-head, .button-row {
    align-items: stretch;
    flex-direction: column;
  }

  .site-nav {
    position: static;
    min-height: 0;
    margin: 12px auto;
    flex-direction: column;
    border-radius: 24px;
    width: min(100% - 24px, var(--max));
  }

  .site-nav nav,
  .nav-actions {
    width: 100%;
    justify-content: center;
  }

  .admin-shell {
    margin: 12px;
    padding: 16px;
  }

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

  .nav-actions {
    flex-wrap: wrap;
  }

  .result-modal {
    height: 100dvh;
    max-height: 100dvh;
    max-width: 100vw;
    width: 100vw;
  }

  .result-modal-card {
    border-radius: 0;
    max-height: 100dvh;
    min-height: 100dvh;
  }

  .result-modal-head {
    flex-direction: column;
  }

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