@import url("/assets/fonts/fraunces-hanken-grotesk-e8a3b5.css");

/* Curriculum discovery system. Activity artwork and mathematical models keep
   their own styling. Tokens are shared by the dashboard, units and catalogs. */
.curriculum-product {
  --course-ink: #193e3b;
  --course-muted: #506662;
  --course-blue: #175da0;
  --course-teal: #11675d;
  --course-paper: #f5f6f3;
  --course-border: #d2dcd7;
  --course-radius: 8px;
  --course-width: 1180px;
  color: var(--course-ink);
  background: var(--course-paper);
  font-family: "Hanken Grotesk", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.55;
}
.curriculum-product::before { background: var(--course-paper); }
.curriculum-product :is(h1,h2,h3) { text-wrap: balance; }
.curriculum-product :is(button,input,select) { font-family: inherit; }
.curriculum-product :is(a,button,input,select,summary):focus-visible {
  outline: 3px solid var(--course-blue);
  outline-offset: 4px;
}
.curriculum-product p a { text-decoration: underline; text-underline-offset: .2em; }
.curriculum-product :is(.wrap,.catalog-header,#catalog) { max-width: var(--course-width); }
.curriculum-product :is(.back,.crumbs a,.units-page-links a) {
  display: inline-flex; align-items: center; min-height: 44px;
}
.curriculum-product :is(.eyebrow,.units-page-eyebrow,.lesson-label) {
  text-transform: none; letter-spacing: normal; font-size: 16px;
}
.curriculum-product :is(.btn,.card,.featured,.unit-card-header) {
  background-image: none; box-shadow: none;
}
.curriculum-product .btn-solid { color: #fff; background: var(--course-blue); border-color: var(--course-blue); }
.curriculum-product .btn-solid:hover { color: #fff; background: var(--course-ink); }
.curriculum-product .card { border-radius: var(--course-radius); }
.curriculum-product :is(.card:hover,.btn:hover) { transform: none; }
.curriculum-product :is(.card p,.card-cta,.section-note,.sheet-info>p:last-child) {
  font-size: 16px; line-height: 1.5;
}
.curriculum-product :is(.btn,.sheet-actions a,.unit-resource-btn) {
  min-height: 44px; font-size: 16px; align-items: center;
}
.curriculum-product .sheet-actions a { display: inline-flex; border-radius: 6px; }
.curriculum-product .sheet { gap: 16px; }
.curriculum-product .card { border-color: var(--course-border); }
.curriculum-product .card h3 { font-size: 20px; line-height: 1.35; }
.curriculum-product .ewl-course-nav {
  position: relative; z-index: 30; margin: 0; padding: 0;
  background: #fff; border-bottom: 1px solid var(--course-border);
  color: var(--course-ink); font-size: 16px; line-height: 1.35;
}
.ewl-course-nav__inner {
  max-width: var(--course-width); margin: 0 auto; padding: 10px 32px;
  display: flex; gap: 24px; align-items: center; justify-content: space-between;
}
.ewl-course-nav .ewl-course-brand {
  display: grid; grid-template-columns: 28px auto; column-gap: 10px;
  align-items: center; flex-shrink: 0; min-height: 48px;
  font-size: 18px; font-weight: 700; color: var(--course-ink); text-decoration: none;
}
.ewl-course-brand img { grid-row: span 2; }
.ewl-course-brand span { font-size: 14px; color: var(--course-muted); font-weight: 400; }
.ewl-course-nav ul { display: flex; flex-wrap: wrap; gap: 4px; margin: 0; padding: 0; list-style: none; }
.ewl-course-nav li { padding: 0; margin: 0; }
.ewl-course-nav li a {
  display: flex; align-items: center; justify-content: center; min-height: 44px;
  padding: 10px 12px; border-radius: 6px; color: var(--course-muted);
  font-size: 16px; font-weight: 700; text-decoration: none;
}
.ewl-course-nav li a:hover { background: #edf3f9; color: var(--course-blue); }
.ewl-course-nav li a[aria-current="page"] {
  color: var(--course-blue); background: #eaf2fa;
  text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 6px;
}
.ewl-skip { position: absolute; top: -100px; left: 16px; z-index: 1000001; padding: 12px 16px; background: #fff; color: #175da0; }
.ewl-skip:focus { top: 8px; }
/* A course sequence is useful information, not a set of competing launch tiles. */
.course-overview { padding: 24px 0; border-bottom: 1px solid var(--course-border); }
.course-overview__head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 20px; margin-bottom: 14px; }
.course-overview h2 { margin: 0; font: 700 26px/1.3 "Hanken Grotesk", sans-serif; }
.course-overview p { margin: 0; font-size: 16px; color: var(--course-muted); }
.course-unit-list { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 0; list-style: none; padding: 0; margin: 0; border: 1px solid var(--course-border); border-radius: 10px; overflow: hidden; }
.course-unit-list li { min-width: 0; }
.course-unit-list a { display: flex; flex-direction: column; height: 100%; min-height: 106px; padding: 14px 16px; border: 1px solid #e2e8e3; background: #fff; color: var(--course-ink); text-decoration: none; }
.course-unit-list a:hover { background: #eaf2fa; }
.course-unit-list a:focus-visible { outline-offset: -4px; }
.course-unit-number { color: var(--course-blue); font-size: 16px; }
.course-unit-title { margin: 4px 0 6px; font-size: 17px; line-height: 1.3; }
.course-unit-count { margin-top: auto; color: var(--course-muted); font-size: 14px; }
.curriculum-product .curriculum-guide { border-radius: 0; margin-top: 0; padding-top: 28px; }
.curriculum-product.curriculum-home .hub-page { border-radius: 0; }
.curriculum-product .hub-shortcuts { align-items: center; }
.curriculum-product .hub-shortcuts > a:is([href="/curriculum/practice-workbooks/"],[href="/curriculum/family-connections/"]) { display: none; }
/* The global navigation already exposes these destinations. Reading controls
   and teacher workflows remain in their original, tested locations. */
.curriculum-product .hub-shortcuts .hub-resource-shortcut { background: #fff; border-color: #c4d3e2; color: var(--course-blue); }
.curriculum-product .curriculum-guide__lede { max-width: 64ch; }
.curriculum-product #curriculum-navigator .cn-browser,
.curriculum-product #curriculum-navigator #nav-preview { border-radius: var(--course-radius); box-shadow: none; }
.curriculum-product #curriculum-navigator .cn-eyebrow { text-transform: none; letter-spacing: normal; font-size: 16px; }
.curriculum-product #curriculum-navigator .cn-layout { grid-template-columns: minmax(0,.85fr) minmax(0,1.4fr); }
.curriculum-product #curriculum-navigator #nav-preview { min-height: 0; }
.curriculum-product #curriculum-navigator .cn-lesson-button { border-radius: 0; }
.curriculum-product #curriculum-navigator .cn-preview-title { font-weight: 800; }
.curriculum-product #curriculum-navigator .cn-starter { margin-top: 12px; }
.curriculum-product #cr-results > li { background: #fff; }
.curriculum-product.curriculum-units-page #hub-toolbar-sticky { position: static; box-shadow: none; border-radius: var(--course-radius); background: #fff; }
.curriculum-product .units-browser-nav { background: #fff; border-left-width: 1px; }
.curriculum-product .unit-card { box-shadow: none; border-radius: var(--course-radius); }
.curriculum-product .unit-card-header { background: #f0f4ef; }
.curriculum-product .unit-card-name { margin: 4px 0 0; font: 700 26px/1.3 "Hanken Grotesk",sans-serif; }
.curriculum-product .lesson-outline-title { text-transform: none; letter-spacing: normal; font-size: 18px; }
.curriculum-product .selector-label { text-transform: none; letter-spacing: normal; font-size: 16px; }
.curriculum-product :is(.units-lesson-actions,.units-lesson-paging)[hidden] { display: none; }
.units-lesson-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin: 0 20px 16px; }
.units-lesson-actions a { min-height: 48px; padding: 11px 18px; display: inline-flex; align-items: center; color: #175da0; border: 1px solid #9ab0c5; border-radius: 8px; background: #fff; font-size: 17px; font-weight: 700; text-decoration: none; }
.units-lesson-actions .units-open-lesson { color: #fff; background: #175da0; border-color: #175da0; }
.units-lesson-actions a:hover { background: #eaf2fa; }
.units-lesson-actions .units-open-lesson:hover { background: #193e3b; color: #fff; }
.units-lesson-paging { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0 20px 16px; }
.units-lesson-paging button { min-height: 44px; padding: 9px 12px; border: 1px solid #9ab0c5; border-radius: 6px; color: #175da0; background: #fff; font: inherit; font-size: 16px; cursor: pointer; }
.units-lesson-paging button:disabled { color: #58697b; background: #eef2f6; border-color: #d2dcd7; cursor: default; }
.units-lesson-paging span { color: #506662; font-size: 16px; margin-right: auto; }
.units-lesson-options { margin: 0 20px 16px; border-top: 1px solid #d3dfe8; }
.units-lesson-options > summary { min-height: 46px; padding: 12px 0; font-size: 16px; font-weight: 700; color: #175da0; cursor: pointer; }
.curriculum-product .units-lesson-options .phase-selectors { padding: 0; }
@media (max-width: 1050px) {
  /* Brand and page tools share the first row; the destinations take the second. */
  .ewl-course-nav__inner { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: 6px 12px; }
  .ewl-course-menu { grid-column: 1 / -1; grid-row: 2; }
  .ewl-course-tools { grid-column: 2; grid-row: 1; }
  .course-unit-list { grid-template-columns: repeat(3,minmax(0,1fr)); }
}
@media (max-width: 780px) {
  .curriculum-product #curriculum-navigator .cn-layout { grid-template-columns: minmax(0,1fr); }
  .curriculum-product #curriculum-navigator #nav-preview { margin-top: 0; }
  .ewl-course-nav__inner { padding: 12px 16px 8px; }
  .course-unit-list { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .course-unit-list a { min-height: 106px; padding: 12px; }
  .course-overview { padding: 20px 0; }
  .units-lesson-actions,.units-lesson-paging,.units-lesson-options { margin-left: 12px; margin-right: 12px; }
  .units-lesson-actions a { flex: 1 1 auto; justify-content: center; padding: 10px 12px; }
  .units-lesson-actions .units-open-lesson { flex-basis: 100%; }
  .units-lesson-paging span { flex-basis: 100%; }
  .units-lesson-paging button { flex: 1; }
  .curriculum-product .sheet { flex-wrap: wrap; }
  .curriculum-product .sheet-actions { flex-shrink: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .curriculum-product { scroll-behavior: auto; }
  .curriculum-product *, .curriculum-product *::before, .curriculum-product *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
@media print {
  .ewl-course-nav,.ewl-skip,.course-overview,.units-lesson-actions,.units-lesson-paging,.units-lesson-options { display: none !important; }
  .curriculum-product { background: #fff; }
}
/* Preserve the family's existing display preferences with the shared shell. */
.curriculum-product.large-text { font-size: 20px; }
.curriculum-product.high-contrast { --course-ink: #111; --course-muted: #222; --course-blue: #064842; --course-paper: #fff; --course-border: #555; color: #111; background: #fff; }

/* Editorial hierarchy shared by discovery pages. Activity models retain their
   own type and artwork; only the curriculum chrome uses this display system. */
.curriculum-product :is(h1,h2,h3,.section-label,.unit-title) {
  font-family: "Hanken Grotesk",system-ui,sans-serif; font-weight: 700;
  letter-spacing: -.025em; color: var(--course-ink);
}
.curriculum-product h1 { font-size: clamp(2rem,4vw,3rem); line-height: 1.1; }
.curriculum-product :is(.lede,.section-sub,.catalog-header>p) { color: var(--course-muted); }
.curriculum-product .ewl-course-brand { letter-spacing: -.025em; }
.ewl-course-nav li a { font-weight: 600; border-radius: 4px; }
.ewl-course-nav li a[aria-current="page"] { background: #edf3ef; color: #174e46; }
.curriculum-product :is(.wrap,.catalog-header,#catalog) { padding-inline: 32px; }
.curriculum-product :is(.catalog-header,.units-page-head) { border-bottom: 1px solid var(--course-border); }
.curriculum-product :is(.back,.crumbs) { margin-bottom: 12px; font-size: 16px; }
.curriculum-product :is(.eyebrow,.units-page-eyebrow) { color: var(--course-teal); font-weight: 600; }
.curriculum-product :is(.stats,.hero-actions) { gap: 10px 16px; }
.curriculum-product .stat { background: transparent; border: 0; padding: 0; color: var(--course-muted); border-radius: 0; }
.curriculum-product .section-label { margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--course-border); font-size: 26px; }
.curriculum-product .card { padding: 24px; border: 1px solid var(--course-border); background: #fff; box-shadow: none; }
.curriculum-product .card { display: flex; flex-direction: column; }
.curriculum-product .card h3 { margin-block: 10px; font-size: 23px; }
.curriculum-product .card-cta { margin-top: auto; padding-top: 20px; color: var(--course-blue); font-weight: 700; }
.curriculum-product .card:hover { border-color: #64867f; background: #fafcf9; }
.curriculum-product .card.featured { border-top: 3px solid #316f62; background: #f0f5ee; }
.curriculum-product .card-kicker { color: var(--course-teal); font-size: 16px; text-transform: none; letter-spacing: 0; }
.curriculum-product .catalog-header { padding-top: 24px; padding-bottom: 28px; }
.curriculum-product .catalog-header h1 { margin-block: 8px 16px; }
.curriculum-product .catalog-header>p { max-width: 70ch; font-size: 17px; }
.curriculum-product .course-overview { padding-block: 32px; }
.curriculum-product .course-unit-number { color: var(--course-teal); font-weight: 600; }
.curriculum-product .course-unit-title { font-size: 18px; font-weight: 600; }
.curriculum-product .course-unit-count { font-size: 15px; }
.curriculum-product #curriculum-resources { font-family: inherit; border-top: 0; }
.curriculum-product #curriculum-resources h2 { font-family: inherit; font-size: 26px; }
.curriculum-product #cr-results h3 { font-family: inherit; font-size: 22px; }
.curriculum-product #cr-results>li { padding: 24px; border-radius: 8px; border-color: var(--course-border); }
.curriculum-product .hub-collection { border-inline: 0; border-radius: 0; border-color: var(--course-border); }
.curriculum-product .hub-collection[open]>summary { border-radius: 0; background: #f0f4ef; }
@media (max-width: 780px) {
  .curriculum-product :is(.wrap,.catalog-header,#catalog) { padding-inline: 16px; }
  .curriculum-product .card { padding: 20px; }
  .curriculum-product .catalog-header { padding-top: 16px; }
  .curriculum-product .section-label { margin-top: 28px; padding-top: 20px; }
}

.curriculum-product.light-theme,
.curriculum-product.light-theme::before { background: var(--course-paper) !important; }
.curriculum-product.light-theme::after { display: none; }
.curriculum-product .toolbar h1 { color: #fff; font-size: 30px; }
.curriculum-product.hub-readable-font :is(h1,h2,h3,button,input,select) { font-family: "Atkinson Hyperlegible",sans-serif !important; }
.curriculum-product.hub-high-contrast { --course-ink: #111; --course-muted: #222; --course-paper: #fff; --course-border: #555; }
.curriculum-product #udlFloatingLauncher { background: transparent; }


/* Progress uses the same quiet masthead as the other discovery pages. */
.curriculum-product > header:has(> .wrap) {
  background: var(--course-paper);
  color: var(--course-ink);
  border-bottom: 1px solid var(--course-border);
}

/* One accent per unit, shared by the dashboard course cards and the units
   page, so a unit reads as the same thing wherever it appears. Decorative
   only: text never relies on these colors. */
.curriculum-product {
  --unit-1: #316f62; --unit-2: #2f6fa3; --unit-3: #b5562b; --unit-4: #7a5aa6; --unit-5: #2f8a8a;
  --unit-6: #a8792a; --unit-7: #3f6db5; --unit-8: #a34a6b; --unit-9: #557a2f; --unit-10: #5b6470;
}
.course-unit-list li[data-unit="1"] { --unit-accent: var(--unit-1); }
.course-unit-list li[data-unit="2"] { --unit-accent: var(--unit-2); }
.course-unit-list li[data-unit="3"] { --unit-accent: var(--unit-3); }
.course-unit-list li[data-unit="4"] { --unit-accent: var(--unit-4); }
.course-unit-list li[data-unit="5"] { --unit-accent: var(--unit-5); }
.course-unit-list li[data-unit="6"] { --unit-accent: var(--unit-6); }
.course-unit-list li[data-unit="7"] { --unit-accent: var(--unit-7); }
.course-unit-list li[data-unit="8"] { --unit-accent: var(--unit-8); }
.course-unit-list li[data-unit="9"] { --unit-accent: var(--unit-9); }
.course-unit-list li[data-unit="10"] { --unit-accent: var(--unit-10); }
.course-unit-list a { position: relative; box-shadow: inset 0 4px 0 var(--unit-accent, transparent); padding-top: 18px; }
.course-unit-dates { margin-top: 2px; color: var(--course-muted); font-size: 14px; }
.course-unit-list li.is-current a { background: #f3f8f4; box-shadow: inset 0 6px 0 var(--unit-accent, var(--course-teal)), inset 0 0 0 2px var(--unit-accent, var(--course-teal)); }
.course-unit-now { align-self: flex-start; margin-bottom: 6px; padding: 1px 10px; border-radius: 999px; background: var(--unit-accent, var(--course-teal)); color: #fff; font-size: 14px; font-weight: 700; line-height: 1.6; }
.curriculum-units-page #unit-1 .unit-card-header { box-shadow: inset 0 4px 0 var(--unit-1); }
.curriculum-units-page #unit-2 .unit-card-header { box-shadow: inset 0 4px 0 var(--unit-2); }
.curriculum-units-page #unit-3 .unit-card-header { box-shadow: inset 0 4px 0 var(--unit-3); }
.curriculum-units-page #unit-4 .unit-card-header { box-shadow: inset 0 4px 0 var(--unit-4); }
.curriculum-units-page #unit-5 .unit-card-header { box-shadow: inset 0 4px 0 var(--unit-5); }
.curriculum-units-page #unit-6 .unit-card-header { box-shadow: inset 0 4px 0 var(--unit-6); }
.curriculum-units-page #unit-7 .unit-card-header { box-shadow: inset 0 4px 0 var(--unit-7); }
.curriculum-units-page #unit-8 .unit-card-header { box-shadow: inset 0 4px 0 var(--unit-8); }
.curriculum-units-page #unit-9 .unit-card-header { box-shadow: inset 0 4px 0 var(--unit-9); }
.curriculum-units-page #unit-10 .unit-card-header { box-shadow: inset 0 4px 0 var(--unit-10); }

/* Phones: the first destinations stay inline and the rest sit behind a native
   "More" disclosure (tools/lib/curriculum-shell.mjs renders both copies; CSS
   shows exactly one). This replaced a sideways-scrolling row whose last three
   links were off-screen at 390px with nothing but a fade to say so. */
.ewl-course-menu { display: flex; align-items: center; min-width: 0; }
.ewl-course-more { display: none; position: relative; }
.ewl-course-more > summary {
  display: flex; align-items: center; gap: 6px; min-height: 44px; padding: 10px 12px;
  border-radius: 4px; color: var(--course-muted); font-weight: 600; cursor: pointer; list-style: none;
}
.ewl-course-more > summary::-webkit-details-marker { display: none; }
.ewl-course-more > summary::after { content: "▾"; font-size: .85em; }
.ewl-course-more[open] > summary::after { content: "▴"; }
.ewl-course-more > summary:hover,
.ewl-course-more[open] > summary { background: #edf3f9; color: var(--course-blue); }
.ewl-course-more--current > summary { color: #174e46; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 6px; }
.ewl-course-nav .ewl-course-more > ul {
  position: absolute; right: 0; top: calc(100% + 4px); z-index: 40;
  display: grid; gap: 2px; min-width: 210px; padding: 6px;
  background: #fff; border: 1px solid var(--course-border); border-radius: 8px;
  box-shadow: 0 12px 30px rgb(15 23 42 / 18%);
}
.ewl-course-nav .ewl-course-more li a { justify-content: flex-start; white-space: nowrap; }
.ewl-course-tools { flex-shrink: 0; }
@media (max-width: 780px) {
  .ewl-course-nav .ewl-course-links { flex-wrap: nowrap; gap: 2px; }
  .ewl-course-links > li:nth-child(n+5) { display: none; }
  .ewl-course-more { display: block; }
  .ewl-course-more > ul > li:first-child { display: none; }
  .ewl-course-nav .ewl-course-links li a,
  .ewl-course-more > summary { padding: 10px 8px; font-size: 15px; white-space: nowrap; }
}
/* Narrow phones: Games moves into More too. */
@media (max-width: 400px) {
  .ewl-course-links > li:nth-child(n+4) { display: none; }
  .ewl-course-more > ul > li:first-child { display: list-item; }
}
@media print { .ewl-course-more, .ewl-course-tools { display: none !important; } }

/* Type floor for the dashboard: nothing a student or teacher has to read is
   set below 13px. Tags, tile captions and the footer were 11-12px. The
   attribute selectors catch the tool-library cards whose sizes are inline. */
.curriculum-home :is(.ewl-preset-tag, .ewl-preset-badge, .mf-tag, .card-collapse-toggle, .ttb-label, small) {
  font-size: 13px;
}
.curriculum-home :is([style*="font-size: 11px"], [style*="font-size:11px"], [style*="font-size: 11.5px"],
  [style*="font-size: 12px"], [style*="font-size:12px"], [style*="font-size: 12.5px"]) {
  font-size: 13px !important;
}
.curriculum-home footer.hub { font-size: 14px; line-height: 1.6; }

/* One control language across the dashboard and the units page: 8px corners,
   44px+ targets, the same blue outline buttons. The units page had pill
   download buttons, 6px pathway buttons and 11px badges beside the
   dashboard's square-cornered controls. */
.curriculum-product #curriculum-navigator :is(.cn-button, #nav-saved, #nav-more, #nav-retry, #curr-search, #nav-unit, #nav-copy-url) {
  border-radius: 8px;
}
.curriculum-units-page .ntdl-trigger {
  min-height: 44px; padding: 9px 16px; border: 1px solid #9ab0c5; border-radius: 8px;
  background: #fff; color: var(--course-blue); font-size: 16px; line-height: 1.35;
}
.curriculum-units-page .ntdl-trigger:hover { border-color: var(--course-blue); background: #eaf2fa; }
.curriculum-units-page .units-lesson-pathways button,
.curriculum-units-page .units-result-actions a { border-radius: 8px; }
.curriculum-units-page .badge { font-size: 13px; border-radius: 4px; padding: 1px 8px; }

/* The shared course bar must hold its own layout on every page that carries
   the shell. /curriculum/practice-workbooks/ styles a bare `nav { display:
   flex }` for its breadcrumb, which also matched this bar: the inner row
   became a flex item sized to its content and the page scrolled sideways by
   240px on a 360px phone. */
.curriculum-product .ewl-course-nav { display: block; gap: 0; flex-wrap: nowrap; }
.curriculum-product .ewl-course-nav__inner { min-width: 0; }
.curriculum-product .ewl-course-nav ul { max-width: 100%; }

/* Breadcrumb rows and footer link lists are not inline text, so they get a
   44px target like every other control (they measured 19-22px tall). */
.curriculum-product footer a,
.curriculum-product .wrap > nav:not(.ewl-course-nav) a {
  display: inline-flex; align-items: center; min-height: 44px;
}
/* Desktop: brand, eight destinations and the page tools fit one row at the
   1180px course width. */
@media (min-width: 1051px) {
  .ewl-course-nav__inner { gap: 16px; }
  .ewl-course-nav .ewl-course-links li a { padding: 10px 8px; }
}