:root {
  --ink: #17202a;
  --muted: #5d6673;
  --paper: #ffffff;
  --soft: #f4f7f8;
  --line: #d8e0e6;
  --purple: #5f2a8a;
  --purple-dark: #3b195d;
  --purple-soft: #f1e8f8;
  --accent: #147d78;
  --accent-soft: #e4f4f2;
  --green: #2f6f4e;
  --green-soft: #e8f4ec;
  --gold: #a2670d;
  --gold-soft: #fff2d8;
  --blue: #27648f;
  --blue-soft: #e7f0f7;
  --shadow: 0 18px 45px rgba(23, 32, 42, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
  letter-spacing: 0;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--purple);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

a:hover,
a:focus {
  color: var(--purple-dark);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 10;
  padding: 0.6rem 0.8rem;
  color: var(--paper);
  background: var(--ink);
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
}

.header-inner {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  border: 2px solid var(--purple);
  background: var(--paper);
  overflow: hidden;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  padding: 3px;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  font-size: 0.78rem;
}

.site-nav {
  position: relative;
  display: flex;
  justify-content: flex-end;
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown summary {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.85rem;
  border: 2px solid var(--purple);
  border-radius: 8px;
  color: var(--paper);
  background: var(--purple);
  cursor: pointer;
  list-style: none;
  text-decoration: none;
  font-weight: 800;
  font-size: 0.95rem;
}

.nav-dropdown summary::-webkit-details-marker {
  display: none;
}

.nav-dropdown summary::after {
  content: "";
  width: 0.42rem;
  height: 0.42rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
}

.nav-dropdown[open] summary::after {
  transform: rotate(-135deg) translateY(1px);
}

.nav-dropdown-list {
  position: absolute;
  top: calc(100% + 0.65rem);
  right: 0;
  z-index: 20;
  width: min(280px, calc(100vw - 2rem));
  max-height: min(70vh, 620px);
  overflow-y: auto;
  display: grid;
  gap: 0.18rem;
  padding: 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.nav-dropdown-list a {
  display: block;
  padding: 0.62rem 0.75rem;
  border-radius: 8px;
  color: var(--ink);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 800;
}

.nav-dropdown summary:hover,
.nav-dropdown summary:focus,
.nav-dropdown-list a:hover,
.nav-dropdown-list a:focus {
  background: var(--purple-soft);
  color: var(--purple-dark);
}

.nav-dropdown summary:hover,
.nav-dropdown summary:focus {
  border-color: var(--purple-dark);
}

.section-band {
  background:
    linear-gradient(115deg, rgba(23, 32, 42, 0.84), rgba(20, 125, 120, 0.72)),
    url("assets/posters/data-analysis-poster.jpg") center 34% / cover no-repeat;
}

.hero {
  color: var(--paper);
  min-height: 620px;
  display: flex;
  align-items: center;
}

.hero-grid,
.section {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.82fr);
  gap: 3rem;
  align-items: center;
  padding: 4rem 0;
}

.hero-copy h1 {
  margin: 0;
  max-width: 780px;
  font-size: 4.1rem;
  line-height: 1.03;
  letter-spacing: 0;
}

.hero-text {
  max-width: 700px;
  font-size: 1.16rem;
  color: rgba(255, 255, 255, 0.9);
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--purple);
  font-size: 0.84rem;
  font-weight: 800;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #c9f3f1;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
  max-width: 620px;
  margin-top: 1.35rem;
}

.hero-stats div {
  min-height: 92px;
  padding: 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
}

.hero-stats strong,
.hero-stats span {
  display: block;
}

.hero-stats strong {
  font-size: 1.6rem;
  line-height: 1;
}

.hero-stats span {
  margin-top: 0.35rem;
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.86rem;
  font-weight: 800;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0.72rem 1rem;
  border-radius: 8px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  color: var(--paper);
  background: var(--purple);
}

.button.secondary {
  color: var(--ink);
  background: var(--paper);
}

.hub-map {
  display: grid;
  gap: 0.85rem;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
}

.hub-center,
.hub-domain {
  border-radius: 8px;
  padding: 1rem;
}

.hub-center {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--paper);
  color: var(--ink);
}

.hub-center img {
  width: 112px;
  height: 96px;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.hub-center span,
.hub-domain small {
  display: block;
  color: var(--muted);
}

.hub-center strong,
.hub-domain span {
  display: block;
  font-size: 1.35rem;
  font-weight: 850;
}

.hub-domain {
  border-left: 8px solid currentColor;
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
}

.hub-domain.measurement {
  color: var(--purple);
}

.hub-domain.data {
  color: var(--accent);
}

.hub-domain.communication {
  color: var(--purple-dark);
}

.section {
  padding: 4.6rem 0;
}

.shaded {
  width: 100%;
  max-width: none;
  padding-left: max(1rem, calc((100% - 1180px) / 2));
  padding-right: max(1rem, calc((100% - 1180px) / 2));
  background: var(--soft);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 2rem;
}

.section-heading h2 {
  margin: 0;
  font-size: 2.3rem;
  line-height: 1.12;
  letter-spacing: 0;
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.04rem;
}

.audience-grid,
.act-grid,
.build-grid,
.classroom-grid,
.course-groups,
.goal-grid,
.identity-grid,
.rubric-grid,
.teacher-grid,
.library-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.audience-card,
.act-card,
.build-card,
.classroom-card,
.course-group,
.goal-card,
.identity-card,
.rubric-card,
.teacher-card,
.library-card,
.progression-card,
.notice,
.plc-questions,
.privacy-note,
.implementation-note {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.audience-card,
.act-card,
.build-card,
.classroom-card,
.course-group,
.goal-card,
.identity-card,
.rubric-card,
.teacher-card,
.library-card,
.progression-card {
  padding: 1.1rem;
}

.audience-card h3,
.act-card h3,
.build-card h3,
.classroom-card h3,
.course-group h3,
.goal-card h3,
.identity-card h3,
.rubric-card h3,
.teacher-card h3,
.library-card h3,
.progression-card h3,
.plc-questions h3,
.notice h3 {
  margin: 0 0 0.45rem;
  font-size: 1.12rem;
  letter-spacing: 0;
}

.audience-card p,
.act-card p,
.build-card p,
.classroom-card p,
.course-card p,
.course-group p,
.goal-card p,
.identity-card p,
.rubric-card p,
.teacher-card p,
.library-card p,
.progression-card p,
.notice p,
.privacy-note p,
.implementation-note p,
.cycle p {
  margin: 0;
  color: var(--muted);
}

.overview-bridge {
  display: grid;
  grid-template-columns: minmax(240px, 0.35fr) minmax(0, 1fr);
  gap: 1.4rem;
  align-items: center;
  margin-top: 1rem;
  padding: 1.2rem;
  border-radius: 8px;
  color: var(--paper);
  background: var(--purple-dark);
}

.overview-bridge .eyebrow,
.overview-bridge p {
  color: rgba(255, 255, 255, 0.82);
}

.overview-bridge h3 {
  margin: 0;
  font-size: 1.45rem;
  line-height: 1.15;
}

.audience-card .audience-focus {
  margin-top: 1rem;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 850;
  text-transform: uppercase;
}

.audience-links {
  display: grid;
  gap: 0.45rem;
  margin: 0.5rem 0 0;
  padding: 0;
  list-style: none;
}

.audience-links a {
  display: block;
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  color: var(--purple);
  background: var(--purple-soft);
  font-weight: 800;
  text-decoration: none;
}

.audience-links a:hover,
.audience-links a:focus {
  color: var(--paper);
  background: var(--purple);
}

.audience-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1rem;
}

.audience-tags span,
.audience-tags strong {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0.3rem 0.55rem;
  border-radius: 8px;
  font-size: 0.82rem;
}

.audience-tags span {
  color: var(--muted);
  background: var(--paper);
  border: 1px solid var(--line);
}

.audience-tags strong {
  color: var(--paper);
  background: var(--purple);
}

.privacy-note {
  margin-top: 1rem;
  padding: 1.1rem;
  border-left: 8px solid var(--purple);
}

.privacy-note h3 {
  margin: 0 0 0.45rem;
  font-size: 1.12rem;
}

.identity-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.identity-card {
  border-top: 8px solid var(--purple);
}

.identity-card span,
.course-group-heading span {
  display: inline-flex;
  margin-bottom: 0.75rem;
  padding: 0.32rem 0.55rem;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 850;
  text-transform: uppercase;
}

.identity-card span {
  color: var(--purple);
  background: var(--purple-soft);
}

.identity-card.data {
  border-top-color: var(--accent);
}

.identity-card.data span {
  color: var(--accent);
  background: var(--accent-soft);
}

.identity-card.future {
  border-top-color: var(--gold);
}

.identity-card.future span {
  color: var(--gold);
  background: var(--gold-soft);
}

.identity-card.community {
  border-top-color: var(--green);
}

.identity-card.community span {
  color: var(--green);
  background: var(--green-soft);
}

.department-promise {
  display: grid;
  grid-template-columns: minmax(240px, 0.36fr) minmax(0, 1fr);
  gap: 1.4rem;
  align-items: center;
  margin-top: 1rem;
  padding: 1.2rem;
  border-radius: 8px;
  color: var(--paper);
  background: var(--green);
}

.department-promise .eyebrow,
.department-promise p {
  color: rgba(255, 255, 255, 0.84);
}

.department-promise h3 {
  margin: 0;
  font-size: 1.45rem;
  line-height: 1.15;
}

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

.goal-card {
  position: relative;
  min-height: 190px;
  overflow: hidden;
}

.goal-card::before {
  content: "";
  display: block;
  width: 58px;
  height: 8px;
  margin-bottom: 1rem;
  border-radius: 8px;
  background: var(--purple);
}

.goal-card:nth-child(2)::before,
.goal-card:nth-child(6)::before {
  background: var(--accent);
}

.goal-card:nth-child(3)::before {
  background: var(--gold);
}

.goal-card:nth-child(4)::before {
  background: var(--blue);
}

.goal-card:nth-child(5)::before {
  background: var(--green);
}

.pathway-shell {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
  padding: 1rem;
  border-radius: 8px;
  background: var(--ink);
}

.pathway-step {
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.pathway-step span {
  display: inline-grid;
  place-items: center;
  min-width: 50px;
  min-height: 34px;
  margin-bottom: 0.8rem;
  border-radius: 8px;
  color: var(--ink);
  background: var(--gold-soft);
  font-weight: 850;
}

.pathway-step h3 {
  margin: 0 0 0.45rem;
  color: var(--paper);
  font-size: 1.16rem;
}

.pathway-step p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
}

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

.course-group {
  padding: 0;
  overflow: hidden;
}

.course-group-heading {
  padding: 1.1rem 1.1rem 0.85rem;
  border-bottom: 1px solid var(--line);
  background: var(--soft);
}

.course-group-heading span {
  color: var(--accent);
  background: var(--accent-soft);
}

.course-group-heading h3 {
  margin-bottom: 0;
}

.course-card-list {
  display: grid;
  gap: 0.8rem;
  padding: 1rem;
}

.course-card {
  padding: 0.9rem;
  border-left: 5px solid var(--purple);
  border-radius: 8px;
  background: var(--paper);
}

.course-card:nth-child(2) {
  border-left-color: var(--accent);
}

.course-card:nth-child(3) {
  border-left-color: var(--gold);
}

.course-card h4 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  line-height: 1.2;
}

.course-directory {
  margin: 1.2rem 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
  overflow: hidden;
}

.course-directory-heading {
  display: grid;
  grid-template-columns: minmax(260px, 0.46fr) minmax(0, 1fr);
  gap: 1.2rem;
  align-items: center;
  padding: 1.15rem;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.course-directory-heading h3 {
  margin: 0;
  font-size: 1.35rem;
  line-height: 1.16;
}

.course-directory-heading p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
}

.course-accordion {
  display: grid;
  gap: 0.65rem;
  padding: 1rem;
}

.course-detail {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  overflow: hidden;
}

.course-detail summary {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(180px, 0.42fr) 28px;
  gap: 0.9rem;
  align-items: center;
  min-height: 58px;
  padding: 0.85rem 1rem;
  cursor: pointer;
  list-style: none;
}

.course-detail summary::-webkit-details-marker {
  display: none;
}

.course-detail summary::after {
  content: "";
  justify-self: end;
  width: 0.54rem;
  height: 0.54rem;
  border-right: 2px solid var(--purple);
  border-bottom: 2px solid var(--purple);
  transform: rotate(45deg) translateY(-2px);
}

.course-detail[open] summary::after {
  transform: rotate(-135deg) translateY(2px);
}

.course-detail summary:hover,
.course-detail summary:focus {
  background: var(--purple-soft);
}

.course-title,
.course-teachers {
  min-width: 0;
  overflow-wrap: anywhere;
}

.course-title {
  color: var(--ink);
  font-size: 1.03rem;
  font-weight: 850;
}

.course-teachers {
  color: var(--accent);
  font-size: 0.88rem;
  font-weight: 850;
}

.course-detail-body {
  padding: 0 1rem 1rem;
}

.course-detail-body p {
  margin: 0;
  color: var(--muted);
}

.course-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
  margin: 0 0 0.9rem;
}

.course-meta div {
  padding: 0.7rem;
  border-left: 5px solid var(--accent);
  border-radius: 8px;
  background: var(--soft);
}

.course-meta div:nth-child(2) {
  border-left-color: var(--purple);
}

.course-meta div:nth-child(3) {
  border-left-color: var(--gold);
}

.course-meta dt {
  margin: 0 0 0.22rem;
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.course-meta dd {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.dashboard-shell,
.explorer-shell {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.tab-row,
.explorer-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 1rem;
  border-bottom: 1px solid var(--line);
  background: var(--soft);
}

.tab-button,
.segmented-button,
.text-button {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-weight: 850;
}

.tab-button,
.segmented-button {
  cursor: pointer;
  padding: 0.58rem 0.8rem;
}

.tab-button.is-active,
.segmented-button.is-active {
  border-color: var(--purple);
  color: var(--paper);
  background: var(--purple);
}

.dashboard-panel {
  padding: 1.3rem;
}

.dashboard-intro {
  max-width: 760px;
  margin-bottom: 1rem;
}

.dashboard-intro h3 {
  margin: 0 0 0.45rem;
  font-size: 1.6rem;
  line-height: 1.15;
}

.dashboard-intro p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
}

.dashboard-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.dashboard-columns div {
  padding: 1rem;
  border-radius: 8px;
  background: var(--soft);
}

.dashboard-columns h4,
.explorer-grid h4 {
  margin: 0 0 0.5rem;
  font-size: 0.86rem;
  text-transform: uppercase;
}

.dashboard-columns ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
}

.dashboard-columns li {
  margin: 0.28rem 0;
}

.text-button {
  display: inline-flex;
  align-items: center;
  padding: 0.58rem 0.75rem;
  color: var(--paper);
  background: var(--purple);
  text-decoration: none;
}

.explorer-controls {
  justify-content: space-between;
}

.explorer-controls > div {
  min-width: min(100%, 330px);
}

.control-label {
  margin: 0 0 0.45rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
  text-transform: uppercase;
}

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

.explorer-card {
  padding: 1.3rem;
}

.explorer-heading {
  max-width: 800px;
  margin-bottom: 1.1rem;
}

.explorer-heading h3 {
  margin: 0 0 0.45rem;
  font-size: 1.85rem;
  line-height: 1.15;
}

.explorer-heading p:not(.domain-label) {
  margin: 0;
  color: var(--muted);
}

.explorer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.explorer-grid div {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.explorer-grid p {
  margin: 0;
  color: var(--muted);
}

.course-label {
  width: fit-content;
  margin-bottom: 0.8rem;
  padding: 0.3rem 0.55rem;
  border-radius: 8px;
  color: var(--paper);
  background: var(--purple);
  font-size: 0.82rem;
  font-weight: 850;
  text-transform: uppercase;
}

.classroom-card .course-label {
  color: var(--paper);
}

.classroom-card h3 {
  font-size: 1.2rem;
  line-height: 1.2;
}

.mini-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}

.mini-tags span {
  padding: 0.28rem 0.5rem;
  border-radius: 8px;
  color: var(--purple);
  background: var(--purple-soft);
  font-size: 0.78rem;
  font-weight: 800;
}

.act-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 1rem;
}

.act-card {
  border-top: 8px solid var(--purple);
}

.act-card span {
  display: inline-flex;
  margin-bottom: 0.85rem;
  padding: 0.32rem 0.55rem;
  border-radius: 8px;
  color: var(--purple);
  background: var(--purple-soft);
  font-size: 0.82rem;
  font-weight: 850;
  text-transform: uppercase;
}

.act-card h3 {
  font-size: 1.18rem;
  line-height: 1.22;
}

.act-breakdown {
  display: grid;
  grid-template-columns: minmax(260px, 0.36fr) minmax(0, 1fr);
  gap: 1.3rem;
  padding: 1.2rem;
  border-radius: 8px;
  color: var(--paper);
  background: var(--purple-dark);
}

.act-breakdown h3 {
  margin: 0 0 0.45rem;
  font-size: 1.24rem;
}

.act-breakdown p,
.act-breakdown li {
  color: rgba(255, 255, 255, 0.84);
}

.act-breakdown p,
.act-breakdown ul {
  margin: 0;
}

.act-breakdown ul {
  padding-left: 1.2rem;
}

.act-breakdown li {
  margin: 0.35rem 0;
}

.source-note {
  margin: 1rem 0 0;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-left: 8px solid var(--purple);
  border-radius: 8px;
  background: var(--paper);
  color: var(--muted);
  font-size: 0.94rem;
}

.skill-layout {
  display: grid;
  gap: 1.4rem;
}

.skill-card {
  display: grid;
  grid-template-columns: minmax(250px, 0.42fr) minmax(0, 1fr);
  gap: 1.5rem;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--paper);
}

.skill-card img {
  width: 100%;
  height: 100%;
  min-height: 430px;
  object-fit: cover;
  object-position: top center;
  background: #2a1038;
}

.skill-copy {
  padding: 1.5rem 1.5rem 1.5rem 0;
}

.skill-copy h3 {
  margin: 0 0 0.5rem;
  font-size: 1.8rem;
  line-height: 1.18;
}

.skill-copy p:not(.domain-label) {
  color: var(--muted);
}

.domain-label {
  width: fit-content;
  margin: 0 0 0.75rem;
  padding: 0.35rem 0.55rem;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 850;
  text-transform: uppercase;
}

.domain-label.measurement {
  color: var(--purple);
  background: var(--purple-soft);
}

.domain-label.data {
  color: var(--accent);
  background: var(--accent-soft);
}

.domain-label.communication {
  color: var(--purple-dark);
  background: var(--purple-soft);
}

.grade-list {
  display: grid;
  gap: 0.65rem;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.grade-list li {
  padding: 0.75rem 0.85rem;
  border-left: 5px solid var(--line);
  background: var(--soft);
}

.progression-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.grade-pill {
  display: inline-flex;
  margin-bottom: 0.85rem;
  padding: 0.35rem 0.55rem;
  border-radius: 8px;
  color: var(--paper);
  background: var(--purple);
  font-size: 0.84rem;
  font-weight: 850;
}

.rubric-card a,
.library-card a,
.resource-row a {
  display: block;
  margin-top: 0.75rem;
  font-weight: 800;
}

.notice {
  margin-top: 1.2rem;
  padding: 1.1rem;
  border-left: 8px solid var(--accent);
}

.cycle {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.cycle div {
  position: relative;
  min-height: 190px;
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.cycle span {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 0.9rem;
  border-radius: 8px;
  color: var(--paper);
  background: var(--purple);
  font-weight: 850;
}

.cycle strong {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 1.05rem;
}

.plc-questions {
  padding: 1.1rem 1.25rem;
  margin-bottom: 1rem;
}

.plc-questions ol {
  margin: 0.5rem 0 0;
  padding-left: 1.35rem;
}

.plc-questions li {
  margin: 0.35rem 0;
}

.resource-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.resource-row a {
  margin: 0;
  padding: 0.9rem 1rem;
  border-radius: 8px;
  color: var(--paper);
  background: var(--ink);
  text-decoration: none;
}

.resource-row a:hover,
.resource-row a:focus {
  background: var(--purple);
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.faq-list summary {
  cursor: pointer;
  padding: 1rem 1.1rem;
  color: var(--ink);
  font-weight: 850;
}

.faq-list details[open] summary {
  border-bottom: 1px solid var(--line);
}

.faq-list p {
  margin: 0;
  padding: 0.95rem 1.1rem 1.1rem;
  color: var(--muted);
}

.implementation-note {
  display: grid;
  grid-template-columns: minmax(260px, 0.36fr) minmax(0, 1fr);
  gap: 1.4rem;
  padding: 1.4rem;
  border-left: 8px solid var(--purple);
}

.implementation-note h2 {
  margin: 0;
  font-size: 1.8rem;
  line-height: 1.14;
}

.implementation-note p + p {
  margin-top: 0.75rem;
}

.implementation-note .note-meta {
  color: var(--ink);
  font-weight: 800;
}

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

.teacher-card {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.teacher-photo {
  width: 92px;
  aspect-ratio: 1;
  border-radius: 8px;
  object-fit: cover;
  object-position: center;
  background: var(--purple-soft);
}

.placeholder-photo {
  display: grid;
  place-items: center;
  border: 1px dashed var(--purple);
  color: var(--purple);
  font-size: 0.82rem;
  font-weight: 850;
  text-transform: uppercase;
}

.teacher-card h3 {
  font-size: 1.16rem;
}

.teacher-role {
  margin-bottom: 0.45rem;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 850;
}

.teacher-contact {
  margin-bottom: 0.5rem;
  font-size: 0.88rem;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.teacher-contact a {
  color: var(--accent);
}

.build-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 1rem;
}

.build-card {
  position: relative;
  overflow: hidden;
}

.build-card span {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 0.85rem;
  border-radius: 8px;
  color: var(--paper);
  background: var(--purple);
  font-weight: 850;
}

.build-card h3 {
  font-size: 1.14rem;
}

.signature-grid .build-card:nth-child(2) span,
.signature-grid .build-card:nth-child(5) span {
  background: var(--accent);
}

.signature-grid .build-card:nth-child(3) span {
  background: var(--gold);
}

.signature-grid .build-card:nth-child(4) span {
  background: var(--green);
}

.signature-grid .build-card:nth-child(6) span {
  background: var(--blue);
}

.starter-questions {
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--line);
  border-left: 8px solid var(--purple);
  border-radius: 8px;
  background: var(--paper);
}

.starter-questions h3 {
  margin: 0 0 0.55rem;
  font-size: 1.18rem;
}

.starter-questions ul {
  margin: 0;
  padding-left: 1.2rem;
}

.starter-questions li {
  margin: 0.35rem 0;
  color: var(--muted);
}

.library-card a + a {
  margin-top: 0.35rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0;
  color: var(--muted);
}

.site-footer p {
  margin: 0;
}

@media (max-width: 980px) {
  .header-inner {
    align-items: center;
    flex-direction: row;
    padding: 0.65rem 0;
  }

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

  .hero-grid,
  .skill-card {
    grid-template-columns: 1fr;
  }

  .hero-copy h1 {
    font-size: 3rem;
  }

  .skill-copy {
    padding: 1.25rem;
  }

  .skill-card img {
    min-height: 360px;
    max-height: 520px;
  }

  .audience-grid,
  .act-grid,
  .build-grid,
  .classroom-grid,
  .course-groups,
  .explorer-grid,
  .goal-grid,
  .identity-grid,
  .pathway-shell,
  .rubric-grid,
  .teacher-grid,
  .library-grid,
  .cycle {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .progression-grid,
  .act-grid,
  .build-grid,
  .course-groups,
  .course-directory-heading,
  .course-meta,
  .dashboard-columns,
  .explorer-grid,
  .pathway-shell,
  .teacher-grid,
  .resource-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .header-inner {
    gap: 0.75rem;
  }

  .brand {
    align-items: center;
    min-width: 0;
  }

  .brand-mark {
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
  }

  .brand strong {
    font-size: 0.92rem;
    line-height: 1.12;
  }

  .brand small {
    display: none;
  }

  .nav-dropdown summary {
    min-height: 40px;
    padding: 0.5rem 0.7rem;
  }

  .nav-dropdown-list a {
    padding: 0.42rem 0.55rem;
    font-size: 0.88rem;
  }

  .hero {
    min-height: 560px;
  }

  .hero-copy h1 {
    font-size: 2.35rem;
  }

  .hero-text,
  .section-heading p:not(.eyebrow) {
    font-size: 1rem;
  }

  .section {
    padding: 3.2rem 0;
  }

  .shaded {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .section-heading h2 {
    font-size: 1.9rem;
  }

  .audience-grid,
  .act-grid,
  .build-grid,
  .classroom-grid,
  .course-groups,
  .dashboard-columns,
  .explorer-grid,
  .goal-grid,
  .hero-stats,
  .identity-grid,
  .rubric-grid,
  .pathway-shell,
  .teacher-grid,
  .library-grid,
  .cycle {
    grid-template-columns: 1fr;
  }

  .overview-bridge,
  .act-breakdown,
  .course-directory-heading,
  .department-promise,
  .implementation-note {
    grid-template-columns: 1fr;
  }

  .course-detail summary {
    grid-template-columns: minmax(0, 1fr) 26px;
    gap: 0.35rem 0.75rem;
  }

  .course-title,
  .course-teachers {
    grid-column: 1;
  }

  .course-detail summary::after {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

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

  .teacher-card {
    grid-template-columns: 78px minmax(0, 1fr);
  }

  .teacher-photo {
    width: 78px;
  }

  .skill-card img {
    min-height: 300px;
  }

  .site-footer {
    flex-direction: column;
  }
}