/* NGSS / standards page */
.section {
  padding: clamp(60px, 7vw, 88px) clamp(20px, 6vw, 80px);
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.section-lead {
  font-size: 0.95rem;
  color: var(--text-2);
  line-height: 1.8;
  font-weight: 300;
  margin-bottom: clamp(32px, 4vw, 48px);
  max-width: 680px;
}

.tab-bar {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: clamp(28px, 4vw, 44px);
  overflow-x: auto;
  scrollbar-width: none;
}

.tab-bar::-webkit-scrollbar {
  display: none;
}

.tab-btn {
  font-family: var(--ff-ui);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 10px 18px;
  border: none;
  background: transparent;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.18s, border-color 0.18s;
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--gold);
}

.tab-btn.active {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.tab-panel {
  display: none;
}

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

.align-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--rule);
}

.align-table th {
  background: var(--ink-2);
  font-family: var(--ff-ui);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--rule);
}

.align-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--rule);
  font-size: 0.88rem;
  color: var(--text-2);
  vertical-align: top;
  line-height: 1.6;
  font-weight: 300;
}

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

.align-table tr:hover td {
  background: var(--ink-2);
}

.code {
  font-family: var(--ff-mono);
  font-size: 0.75rem;
  color: var(--gold);
  background: var(--gold-dim);
  padding: 2px 7px;
  border-radius: 1px;
  white-space: nowrap;
}

.mod-name {
  font-family: var(--ff-ui);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text);
}

@media (max-width: 640px) {
  .align-table thead {
    display: none;
  }
  .align-table tr {
    display: block;
    border-bottom: 1px solid var(--rule);
    padding: 16px 0;
  }
  .align-table td {
    display: block;
    padding: 4px 16px;
    border: none;
  }
  .align-table td:first-child {
    padding-top: 16px;
  }
  .align-table td:last-child {
    padding-bottom: 16px;
  }
}

.std-full {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-bottom: 40px;
}

@media (max-width: 640px) {
  .std-full {
    grid-template-columns: 1fr;
  }
}

.std-full-card {
  background: var(--ink-2);
  padding: clamp(24px, 3vw, 36px);
}

.std-full-card:hover {
  background: var(--ink-3);
}

.std-full-name {
  font-family: var(--ff-ui);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 8px;
}

.std-full-scope {
  font-size: 0.85rem;
  color: var(--text-3);
  line-height: 1.65;
  font-weight: 300;
  margin-bottom: 12px;
}

.std-codes {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.std-full .std-code {
  font-family: var(--ff-mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  color: var(--gold-d);
  border: 1px solid rgba(198, 156, 42, 0.2);
  padding: 3px 8px;
  border-radius: 1px;
}