:root {
  --ink: #172a2e;
  --ink-2: #365056;
  --muted: #66787b;
  --paper: #f6f4ee;
  --paper-2: #eeece4;
  --surface: #ffffff;
  --surface-soft: #fbfaf6;
  --line: #d9ddd7;
  --line-dark: #b9c3bc;
  --teal: #0e6f66;
  --teal-dark: #084f49;
  --mint: #b9e2d2;
  --lime: #dfe99c;
  --coral: #f19b7b;
  --gold: #d2a64e;
  --navy: #193f4a;
  --shadow: 0 20px 60px rgba(23, 42, 46, .10);
  --shadow-sm: 0 10px 32px rgba(23, 42, 46, .08);
  --radius-xl: 32px;
  --radius-lg: 22px;
  --radius-md: 15px;
  --shell: 1440px;
  --header-h: 84px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 130px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button, input, textarea { font: inherit; }
button { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
::selection { background: var(--mint); color: var(--ink); }

.screen-reader-text,
.skip-link:not(:focus) {
  clip: rect(1px,1px,1px,1px);
  clip-path: inset(50%);
  height: 1px;
  overflow: hidden;
  position: absolute;
  width: 1px;
  white-space: nowrap;
}
.skip-link:focus {
  position: fixed;
  z-index: 9999;
  top: 12px;
  left: 12px;
  padding: 12px 18px;
  background: var(--ink);
  color: white;
  border-radius: 8px;
}
.site-shell { width: min(calc(100% - 48px), var(--shell)); margin-inline: auto; }
.section-space { padding-block: clamp(72px, 9vw, 132px); }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: currentColor; }

.reading-progress { position: fixed; inset: 0 0 auto; height: 3px; z-index: 1000; pointer-events: none; }
.reading-progress span { display: block; height: 100%; width: 0; background: var(--coral); }
.utility-bar { background: var(--ink); color: rgba(255,255,255,.72); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.utility-bar__inner { min-height: 30px; display: flex; align-items: center; justify-content: space-between; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(246,244,238,.92);
  border-bottom: 1px solid rgba(23,42,46,.09);
  backdrop-filter: blur(18px);
  transition: box-shadow .25s ease, background .25s ease;
}
.site-header.is-scrolled { box-shadow: 0 8px 30px rgba(23,42,46,.08); background: rgba(246,244,238,.97); }
.site-header__inner { min-height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 13px; min-width: 240px; }
.brand__mark { width: 39px; height: 39px; border-radius: 13px; background: var(--teal); display: grid; place-items: center; position: relative; overflow: hidden; box-shadow: 0 8px 18px rgba(14,111,102,.22); }
.brand__mark i { position: absolute; width: 16px; height: 5px; border-radius: 99px; background: white; transform: rotate(-35deg); }
.brand__mark i:nth-child(1) { top: 11px; left: 7px; }
.brand__mark i:nth-child(2) { top: 18px; left: 12px; width: 20px; }
.brand__mark i:nth-child(3) { top: 25px; left: 18px; width: 13px; }
.brand__text { display: flex; flex-direction: column; line-height: 1.2; }
.brand__text strong { font-size: 14px; letter-spacing: -.01em; }
.brand__text small { margin-top: 3px; color: var(--muted); font-size: 10px; letter-spacing: .025em; }
.primary-nav { display: flex; align-items: center; gap: 32px; font-size: 14px; font-weight: 700; }
.primary-nav > a, .nav-cluster > button { position: relative; padding: 30px 0; border: 0; background: none; cursor: pointer; }
.primary-nav > a::after, .nav-cluster > button::after { content: ""; position: absolute; inset: auto 0 22px; height: 2px; background: var(--teal); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.primary-nav > a:hover::after, .nav-cluster > button:hover::after, .nav-cluster > button[aria-expanded="true"]::after { transform: scaleX(1); }
.nav-cluster { position: relative; }
.nav-cluster > button span { font-size: 12px; margin-left: 4px; }
.nav-account { padding: 12px 18px !important; background: var(--ink); color: #fff; border-radius: 99px; }
.nav-account::after { display: none; }
.nav-account:hover { background: var(--teal-dark); }
.mega-menu {
  position: absolute;
  top: calc(100% - 4px);
  right: -210px;
  width: min(760px, calc(100vw - 40px));
  display: grid;
  grid-template-columns: 250px 1fr;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: .2s ease;
}
.mega-menu.is-open { opacity: 1; visibility: visible; transform: none; }
.mega-menu__intro { padding: 28px; background: var(--ink); color: white; display: flex; flex-direction: column; gap: 14px; }
.mega-menu__intro .eyebrow { color: var(--mint); }
.mega-menu__intro strong { font-family: Georgia, serif; font-size: 23px; line-height: 1.25; font-weight: 500; }
.mega-menu__intro a { margin-top: auto; font-size: 13px; color: var(--mint); }
.mega-menu__links { padding: 18px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px; }
.mega-menu__links a { padding: 14px 15px; border-radius: 12px; font-size: 13px; line-height: 1.3; }
.mega-menu__links a:hover { background: var(--paper); color: var(--teal-dark); }
.mega-menu__links span { display: block; color: var(--teal); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 4px; }
.menu-toggle { display: none; width: 46px; height: 46px; border: 1px solid var(--line); border-radius: 13px; background: transparent; padding: 12px; cursor: pointer; }
.menu-toggle > span:not(.screen-reader-text) { display: block; height: 2px; background: var(--ink); margin: 5px 0; transition: .2s ease; }

/* Home */
.home-hero { overflow: hidden; position: relative; padding: clamp(70px, 8vw, 120px) 0 clamp(88px, 9vw, 145px); }
.home-hero::before { content: ""; position: absolute; width: 620px; height: 620px; right: -270px; top: -260px; background: radial-gradient(circle, rgba(185,226,210,.75), transparent 68%); pointer-events: none; }
.home-hero__grid { display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(460px, .98fr); align-items: center; gap: clamp(50px, 7vw, 110px); }
.home-hero__content h1 { margin: 24px 0 26px; max-width: 750px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(50px, 6.5vw, 93px); line-height: .98; font-weight: 500; letter-spacing: -.055em; }
.home-hero__content h1 span { display: block; color: var(--teal); font-size: .52em; line-height: 1.15; letter-spacing: -.02em; margin-bottom: 10px; }
.hero-statement { border-left: 3px solid var(--coral); padding-left: 20px; max-width: 620px; }
.hero-statement strong { display: block; font-size: 21px; margin-bottom: 3px; }
.hero-statement p { margin: 0; color: var(--ink-2); font-size: 17px; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { min-height: 52px; padding: 13px 21px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; border: 1px solid transparent; border-radius: 99px; font-weight: 800; font-size: 14px; cursor: pointer; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button--primary { background: var(--teal); color: white; box-shadow: 0 12px 30px rgba(14,111,102,.2); }
.button--primary:hover { background: var(--teal-dark); }
.button--ghost { border-color: var(--line-dark); background: rgba(255,255,255,.35); }
.button--ghost:hover { background: white; }
.button--light { background: white; color: var(--ink); }
.home-hero__visual { min-height: 560px; position: relative; display: grid; place-items: center; }
.home-hero__visual::before { content: ""; position: absolute; width: 460px; height: 460px; border-radius: 50%; background: var(--mint); opacity: .62; }
.visual-orbit { position: absolute; border: 1px solid rgba(23,42,46,.14); border-radius: 50%; }
.visual-orbit--one { width: 530px; height: 530px; }
.visual-orbit--two { width: 400px; height: 400px; border-style: dashed; animation: spin 28s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.chapter-card { position: absolute; z-index: 2; }
.chapter-card--main { width: min(360px, 70%); min-height: 470px; padding: 38px; border-radius: 12px 34px 12px 34px; background: var(--ink); color: white; box-shadow: 0 35px 80px rgba(23,42,46,.28); transform: rotate(-4deg); display: flex; flex-direction: column; }
.chapter-card--main::after { content: ""; position: absolute; inset: 14px; border: 1px solid rgba(255,255,255,.14); border-radius: 5px 25px 5px 25px; }
.chapter-card--main > * { position: relative; z-index: 1; }
.chapter-card--main > span { color: var(--mint); font-size: 12px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.chapter-card--main strong { margin-top: 90px; font-family: Georgia, serif; font-size: 38px; line-height: 1.08; font-weight: 500; }
.chapter-card__line { width: 72px; height: 4px; background: var(--coral); margin-top: 28px; }
.chapter-card--main small { margin-top: auto; color: rgba(255,255,255,.65); }
.chapter-card--mini { width: 130px; min-height: 110px; padding: 19px; background: white; border: 1px solid rgba(23,42,46,.1); border-radius: 18px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; }
.chapter-card--mini span { color: var(--teal); font-family: Georgia, serif; font-size: 38px; line-height: 1; }
.chapter-card--mini small { margin-top: auto; font-weight: 700; line-height: 1.25; color: var(--ink-2); }
.chapter-card--a { left: 0; top: 90px; transform: rotate(6deg); }
.chapter-card--b { right: 0; top: 210px; transform: rotate(-7deg); }
.chapter-card--c { left: 45px; bottom: 15px; transform: rotate(-2deg); }
.home-chapter-band { background: var(--teal-dark); color: white; padding: 42px 0; }
.home-chapter-band__grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 50px; }
.home-chapter-band .eyebrow { color: var(--mint); }
.home-chapter-band h2 { margin: 6px 0 0; max-width: 500px; font-family: Georgia, serif; font-size: clamp(30px, 3.2vw, 48px); line-height: 1.08; font-weight: 500; }
.chapter-band-links { display: grid; grid-template-columns: repeat(3, 1fr); border-left: 1px solid rgba(255,255,255,.2); }
.chapter-band-links a { min-height: 118px; padding: 17px 25px; border-right: 1px solid rgba(255,255,255,.2); display: flex; flex-direction: column; justify-content: flex-end; font-weight: 800; line-height: 1.25; transition: background .2s ease; }
.chapter-band-links a:hover { background: rgba(255,255,255,.08); }
.chapter-band-links span { margin-bottom: auto; color: var(--mint); font-size: 11px; letter-spacing: .12em; }
.section-heading { margin-bottom: 44px; }
.section-heading h2 { margin: 10px 0 0; font-family: Georgia, serif; font-size: clamp(42px, 5vw, 68px); line-height: 1; font-weight: 500; letter-spacing: -.035em; }
.section-heading--split { display: flex; justify-content: space-between; align-items: end; gap: 35px; }
.section-heading--split p { margin: 0; color: var(--muted); }
.leadership-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.principle-card { min-height: 340px; padding: clamp(30px, 4vw, 55px); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-xl); display: flex; flex-direction: column; box-shadow: var(--shadow-sm); }
.principle-card--accent { background: var(--mint); border-color: transparent; }
.principle-card__number { font-size: 12px; font-weight: 800; letter-spacing: .14em; color: var(--teal); }
.principle-card h3 { margin: auto 0 18px; font-family: Georgia, serif; font-size: 40px; font-weight: 500; }
.principle-card p { margin: 0; max-width: 570px; font-size: 18px; color: var(--ink-2); }
.authors-section { background: var(--surface); }
.authors-grid { display: grid; gap: 18px; }
.author-card { display: grid; grid-template-columns: 260px 1fr; min-height: 300px; border: 1px solid var(--line); border-radius: var(--radius-xl); overflow: hidden; background: var(--surface-soft); }
.author-card__portrait { position: relative; display: grid; place-items: center; min-height: 300px; overflow: hidden; background: var(--paper-2); }
.author-card__portrait::before, .author-card__portrait::after { content: ""; position: absolute; border-radius: 50%; }
.author-card__portrait::before { width: 230px; height: 230px; background: var(--mint); bottom: -70px; left: -40px; }
.author-card__portrait::after { width: 160px; height: 160px; border: 1px solid rgba(23,42,46,.2); top: 25px; right: -55px; }
.author-card:nth-child(2) .author-card__portrait::before { background: var(--lime); }
.author-card:nth-child(3) .author-card__portrait::before { background: #f6cfbd; }
.author-card__portrait span { position: relative; z-index: 1; width: 110px; height: 110px; border-radius: 50%; background: var(--ink); color: white; display: grid; place-items: center; font-family: Georgia, serif; font-size: 30px; }
.author-card__content { padding: clamp(30px, 4vw, 55px); align-self: center; }
.author-card__content h3 { margin: 0 0 14px; font-family: Georgia, serif; font-size: 34px; font-weight: 500; }
.author-card__content p { margin: 0; color: var(--ink-2); }

/* Footer */
.site-footer { padding-top: 72px; background: var(--ink); color: white; }
.site-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr .8fr; gap: 60px; padding-bottom: 70px; }
.brand--footer { color: white; }
.brand--footer .brand__text small { color: rgba(255,255,255,.6); }
.site-footer__grid > div { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.site-footer__grid p { color: rgba(255,255,255,.6); }
.site-footer__grid a, .site-footer__grid > div > span:not(.footer-label) { color: rgba(255,255,255,.72); font-size: 14px; }
.site-footer__grid a:hover { color: var(--mint); }
.footer-label { color: var(--mint); font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 8px; }
.site-footer__bottom { min-height: 66px; border-top: 1px solid rgba(255,255,255,.12); display: flex; align-items: center; justify-content: space-between; color: rgba(255,255,255,.45); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }

/* Chapter pages */
.chapter-page-shell { display: grid; grid-template-columns: 250px minmax(0,1fr); gap: clamp(42px, 5vw, 80px); align-items: start; }
.chapter-sidebar { position: sticky; top: calc(var(--header-h) + 54px); border: 1px solid var(--line); border-radius: 20px; overflow: hidden; background: rgba(255,255,255,.58); }
.chapter-sidebar__head { padding: 22px; background: var(--ink); color: white; }
.chapter-sidebar__head .eyebrow { color: var(--mint); font-size: 10px; }
.chapter-sidebar__head strong { display: block; margin-top: 10px; font-family: Georgia, serif; font-size: 20px; line-height: 1.2; font-weight: 500; }
.chapter-sidebar nav { padding: 9px; }
.chapter-sidebar__link { display: block; padding: 12px 13px; border-radius: 11px; font-size: 13px; font-weight: 700; line-height: 1.3; }
.chapter-sidebar__link span { display: block; color: var(--muted); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 3px; }
.chapter-sidebar__link:hover { background: var(--surface); }
.chapter-sidebar__link.is-current { background: var(--mint); color: var(--teal-dark); }
.chapter-sidebar__link.is-current span { color: var(--teal); }
.download-card { margin: 9px; padding: 13px; border-top: 1px solid var(--line); display: flex; align-items: center; gap: 10px; }
.download-card__icon { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--paper-2); color: var(--teal); font-weight: 900; }
.download-card strong, .download-card small { display: block; }
.download-card strong { font-size: 12px; }
.download-card small { color: var(--muted); font-size: 10px; }
.chapter-main { min-width: 0; }
.resource-hero { min-height: 300px; padding: clamp(32px, 5vw, 60px); position: relative; display: flex; justify-content: space-between; gap: 30px; overflow: hidden; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-xl); }
.resource-hero::after { content: ""; position: absolute; width: 260px; height: 260px; right: -80px; bottom: -145px; border-radius: 50%; background: var(--mint); }
.breadcrumbs { margin-bottom: 34px; display: flex; flex-wrap: wrap; gap: 8px; color: var(--muted); font-size: 11px; }
.breadcrumbs a:hover { color: var(--teal); }
.resource-hero h1 { margin: 12px 0 0; max-width: 800px; font-family: Georgia, serif; font-size: clamp(41px, 5.2vw, 72px); line-height: 1; letter-spacing: -.04em; font-weight: 500; }
.resource-hero p { margin: 18px 0 0; color: var(--ink-2); font-size: 17px; }
.resource-hero__mark { position: relative; z-index: 1; flex: 0 0 124px; align-self: center; width: 124px; height: 124px; border-radius: 50%; border: 1px solid rgba(23,42,46,.16); display: grid; place-items: center; }
.resource-hero__mark::before { content: ""; position: absolute; inset: 12px; border-radius: inherit; background: var(--teal); }
.resource-hero__mark span { position: relative; z-index: 1; color: white; font-family: Georgia, serif; font-size: 56px; }
.chapter-dashboard { margin-top: 24px; display: grid; grid-template-columns: 1.1fr .9fr; min-height: 470px; border-radius: var(--radius-xl); overflow: hidden; background: var(--teal-dark); color: white; box-shadow: var(--shadow); }
.chapter-dashboard__primary { padding: clamp(35px, 5vw, 62px); display: flex; flex-direction: column; }
.chapter-dashboard .eyebrow { color: var(--mint); }
.chapter-dashboard h2 { margin: 15px 0 35px; font-family: Georgia, serif; font-size: clamp(38px, 4.8vw, 64px); line-height: 1.05; font-weight: 500; }
.metric-row { margin: auto 0 32px; display: grid; grid-template-columns: repeat(4,1fr); gap: 14px; }
.metric-row div { padding-top: 15px; border-top: 1px solid rgba(255,255,255,.2); }
.metric-row strong { display: block; font-family: Georgia, serif; font-size: 36px; font-weight: 500; }
.metric-row span { color: rgba(255,255,255,.65); font-size: 11px; line-height: 1.25; }
.chapter-dashboard__visual { min-height: 470px; background: var(--paper-2); display: grid; place-items: center; padding: 26px; }
.chapter-dashboard__visual img { max-height: 410px; object-fit: contain; border-radius: 10px; box-shadow: 0 20px 45px rgba(23,42,46,.15); }
.hub-section { padding-top: 72px; }
.content-heading { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 28px; }
.content-heading h2 { margin: 7px 0 0; font-family: Georgia, serif; font-size: 44px; font-weight: 500; }
.topic-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line-dark); }
.topic-grid a { min-height: 90px; padding: 22px 15px; border-bottom: 1px solid var(--line); display: flex; gap: 18px; align-items: center; font-weight: 800; line-height: 1.3; }
.topic-grid a:nth-child(odd) { border-right: 1px solid var(--line); }
.topic-grid a:hover { color: var(--teal); background: rgba(255,255,255,.45); }
.topic-grid span { color: var(--teal); font-size: 10px; letter-spacing: .12em; }
.section-card-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
.section-card { min-height: 210px; padding: 28px; position: relative; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); box-shadow: var(--shadow-sm); transition: transform .2s ease, border-color .2s ease; }
.section-card:hover { transform: translateY(-4px); border-color: var(--teal); }
.section-card > span { color: var(--teal); font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.section-card strong { margin: auto 35px 8px 0; font-family: Georgia, serif; font-size: 27px; line-height: 1.1; font-weight: 500; }
.section-card small { color: var(--muted); }
.section-card i { position: absolute; right: 25px; bottom: 25px; width: 36px; height: 36px; border-radius: 50%; background: var(--paper-2); display: grid; place-items: center; font-style: normal; }
.page-turn { margin-top: 72px; padding-top: 24px; border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.page-turn a { display: flex; flex-direction: column; align-items: flex-start; }
.page-turn__next { text-align: right; align-items: flex-end !important; }
.page-turn span { color: var(--muted); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.page-turn strong { font-size: 14px; margin-top: 4px; }
.page-turn a:hover strong { color: var(--teal); }
.content-actions { margin: 24px 0; padding: 15px 17px; border: 1px solid var(--line); border-radius: 15px; background: rgba(255,255,255,.55); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.lo-jump, .download-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.lo-jump > span { color: var(--muted); font-size: 11px; margin-right: 5px; }
.lo-jump a, .download-actions a, .download-actions button, .resource-toolbar a, .resource-toolbar button { padding: 8px 12px; border: 1px solid var(--line); border-radius: 99px; background: var(--surface); font-size: 11px; font-weight: 800; cursor: pointer; }
.lo-jump a:hover, .download-actions a:hover, .download-actions button:hover, .resource-toolbar a:hover, .resource-toolbar button:hover { border-color: var(--teal); color: var(--teal); }

/* Source document formatting */
.editorial-document { margin-top: 24px; padding: clamp(28px, 5vw, 64px); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-xl); box-shadow: var(--shadow-sm); }
.source-content { color: var(--ink-2); overflow-wrap: anywhere; }
.source-content > :first-child { margin-top: 0 !important; }
.source-content > :last-child { margin-bottom: 0 !important; }
.source-content h1, .source-content h2, .source-content h3, .source-content h4, .source-content h5 { color: var(--ink); line-height: 1.18; scroll-margin-top: 130px; }
.source-content h2 { margin: 55px 0 18px; padding-top: 34px; border-top: 1px solid var(--line); font-family: Georgia, serif; font-size: clamp(30px, 3.4vw, 45px); font-weight: 500; letter-spacing: -.025em; }
.source-content h3 { margin: 35px 0 14px; font-family: Georgia, serif; font-size: 29px; font-weight: 500; }
.source-content h4 { margin: 27px 0 11px; font-size: 18px; }
.source-content p { margin: 0 0 16px; }
.source-content ul, .source-content ol { padding-left: 23px; margin: 12px 0 22px; }
.source-content li { margin: 7px 0; padding-left: 4px; }
.source-content blockquote { margin: 20px 0; padding: 16px 20px; border-left: 3px solid var(--teal); background: var(--surface-soft); }
.source-content strong { color: var(--ink); }
.source-content img { max-width: 100%; height: auto !important; margin: 22px auto; border-radius: 12px; box-shadow: var(--shadow-sm); }
.source-content table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 20px 0 30px; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: white; }
.source-content th, .source-content td { padding: 14px 15px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); vertical-align: top; min-width: 130px; }
.source-content tr:last-child > * { border-bottom: 0; }
.source-content tr > *:last-child { border-right: 0; }
.source-content tr:first-child td, .source-content thead th { background: var(--paper-2); color: var(--ink); }
.source-content table p { margin: 0 0 8px; }
.source-content table p:last-child { margin-bottom: 0; }
.source-content col { width: auto !important; }
.source-content a { color: var(--teal); text-decoration: underline; text-underline-offset: 3px; }

/* Basic resources */
.basic-resources { margin-top: 24px; padding: clamp(32px, 5vw, 58px); border-radius: var(--radius-xl); background: var(--ink); color: white; }
.basic-resources__head .eyebrow { color: var(--mint); }
.basic-resources__head h2 { margin: 10px 0 34px; font-family: Georgia, serif; font-size: 45px; font-weight: 500; }
.basic-resource-grid { display: grid; grid-template-columns: repeat(5,1fr); border-top: 1px solid rgba(255,255,255,.18); }
.basic-resource-grid article { min-height: 190px; padding: 20px; border-right: 1px solid rgba(255,255,255,.18); display: flex; flex-direction: column; }
.basic-resource-grid article:last-child { border-right: 0; }
.basic-resource-grid span { color: var(--mint); font-size: 10px; letter-spacing: .12em; }
.basic-resource-grid strong { margin-top: auto; font-family: Georgia, serif; font-size: 24px; line-height: 1.1; font-weight: 500; }

/* Resource accordion */
.resource-filter { margin: 24px 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.resource-filter label { font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.resource-filter > div { width: min(420px, 100%); position: relative; }
.resource-filter > div > span { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--muted); font-size: 20px; }
.resource-filter input { width: 100%; height: 49px; padding: 0 16px 0 46px; border: 1px solid var(--line); border-radius: 99px; background: var(--surface); outline: none; }
.resource-filter input:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(14,111,102,.12); }
.resource-list { display: grid; gap: 12px; }
.resource-accordion { border: 1px solid var(--line); border-radius: 18px; background: var(--surface); overflow: hidden; box-shadow: 0 5px 18px rgba(23,42,46,.035); }
.resource-accordion[hidden] { display: none; }
.resource-accordion__trigger { width: 100%; min-height: 106px; padding: 20px 22px; display: grid; grid-template-columns: 50px 1fr auto; align-items: center; gap: 18px; border: 0; background: transparent; text-align: left; cursor: pointer; }
.resource-accordion__trigger:hover { background: var(--surface-soft); }
.resource-accordion__index { color: var(--teal); font-size: 11px; font-weight: 900; letter-spacing: .12em; }
.resource-accordion__title strong { display: block; font-family: Georgia, serif; font-size: 24px; line-height: 1.2; font-weight: 500; }
.resource-accordion__title small { display: block; margin-top: 5px; color: var(--muted); font-size: 12px; }
.resource-accordion__meta { display: flex; align-items: center; gap: 15px; }
.pill { padding: 6px 10px; border-radius: 99px; background: var(--paper-2); color: var(--ink-2); font-size: 9px; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.accordion-plus { width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line); position: relative; }
.accordion-plus::before, .accordion-plus::after { content: ""; position: absolute; top: 50%; left: 50%; width: 12px; height: 2px; background: var(--ink); transform: translate(-50%,-50%); transition: transform .2s ease; }
.accordion-plus::after { transform: translate(-50%,-50%) rotate(90deg); }
.resource-accordion__trigger[aria-expanded="true"] .accordion-plus::after { transform: translate(-50%,-50%) rotate(0); }
.resource-accordion__trigger[aria-expanded="true"] { background: var(--ink); color: white; }
.resource-accordion__trigger[aria-expanded="true"] .resource-accordion__title strong { color: white; }
.resource-accordion__trigger[aria-expanded="true"] .resource-accordion__title small, .resource-accordion__trigger[aria-expanded="true"] .resource-accordion__index { color: var(--mint); }
.resource-accordion__trigger[aria-expanded="true"] .pill { background: rgba(255,255,255,.12); color: white; }
.resource-accordion__trigger[aria-expanded="true"] .accordion-plus { border-color: rgba(255,255,255,.25); }
.resource-accordion__trigger[aria-expanded="true"] .accordion-plus::before, .resource-accordion__trigger[aria-expanded="true"] .accordion-plus::after { background: white; }
.resource-accordion__panel { border-top: 1px solid var(--line); }
.resource-toolbar { position: sticky; top: calc(var(--header-h) + 1px); z-index: 4; min-height: 58px; padding: 10px 20px; display: flex; align-items: center; justify-content: space-between; gap: 18px; background: rgba(246,244,238,.95); border-bottom: 1px solid var(--line); backdrop-filter: blur(15px); }
.resource-toolbar > span { color: var(--muted); font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.resource-toolbar > div { display: flex; gap: 6px; }
.resource-accordion__panel > .source-content { padding: clamp(24px, 4.5vw, 56px); }
.resource-empty { padding: 30px; text-align: center; color: var(--muted); }

/* Configuration */
.configuration-intro { margin: 24px 0; padding: 28px; border-radius: 18px; background: var(--mint); display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: center; }
.configuration-intro p { margin: 0; color: var(--ink-2); }
.framework-key { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-bottom: 24px; }
.framework-key a { min-height: 150px; padding: 22px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); display: flex; flex-direction: column; }
.framework-key span { color: var(--teal); font-size: 10px; letter-spacing: .12em; }
.framework-key strong { margin-top: auto; font-family: Georgia, serif; font-size: 22px; font-weight: 500; }
.framework-key small { margin-top: 5px; color: var(--muted); font-size: 11px; }
.framework-key a:hover { border-color: var(--teal); transform: translateY(-2px); }

/* Lesson plans */
.lesson-tabs { margin-top: 24px; }
.lesson-tabs__nav { padding: 8px; display: grid; grid-template-columns: repeat(4,1fr); gap: 6px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); }
.lesson-tabs__nav button { min-height: 65px; padding: 10px; border: 0; border-radius: 12px; background: transparent; font-weight: 800; cursor: pointer; }
.lesson-tabs__nav button span { display: block; color: var(--muted); font-size: 9px; letter-spacing: .12em; margin-bottom: 2px; }
.lesson-tabs__nav button[aria-selected="true"] { background: var(--ink); color: white; }
.lesson-tabs__nav button[aria-selected="true"] span { color: var(--mint); }
.lesson-panel { margin-top: 14px; border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--surface); overflow: hidden; box-shadow: var(--shadow-sm); }
.lesson-panel[hidden] { display: none; }
.lesson-source { padding: clamp(24px, 4vw, 52px); }
.lesson-source > table:first-of-type td { background: var(--ink); color: white; padding: 30px; }
.lesson-source > table:first-of-type strong { color: white; font-family: Georgia, serif; font-size: 34px; font-weight: 500; }
.lesson-source > table:first-of-type em { color: var(--mint); }
.lesson-source > table:nth-of-type(2) td { background: var(--surface-soft); }

/* Login and contact */
.login-page, .contact-page { min-height: 720px; position: relative; overflow: hidden; }
.login-page::before, .contact-page::before { content: ""; position: absolute; width: 650px; height: 650px; left: -300px; bottom: -310px; border-radius: 50%; background: var(--mint); opacity: .5; }
.login-page__grid, .contact-page__grid { position: relative; display: grid; grid-template-columns: 1fr minmax(420px, .72fr); gap: clamp(50px, 8vw, 120px); align-items: center; }
.login-page__intro h1, .contact-page__intro h1 { margin: 16px 0 18px; font-family: Georgia, serif; font-size: clamp(54px, 7vw, 90px); line-height: .95; font-weight: 500; letter-spacing: -.05em; }
.login-page__intro > p, .contact-page__intro > p { color: var(--ink-2); font-size: 19px; }
.login-chapter-card { margin-top: 50px; max-width: 480px; padding: 28px; border-left: 3px solid var(--coral); background: rgba(255,255,255,.48); }
.login-chapter-card span { display: block; color: var(--teal); font-size: 11px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.login-chapter-card strong { display: block; margin-top: 8px; font-family: Georgia, serif; font-size: 28px; line-height: 1.15; font-weight: 500; }
.login-card, .contact-card { padding: clamp(30px, 5vw, 56px); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-xl); box-shadow: var(--shadow); }
.login-card h2 { margin: 12px 0 26px; font-family: Georgia, serif; font-size: 38px; font-weight: 500; }
.login-card form p { margin: 0 0 16px; }
.login-card label, .contact-form label { display: block; color: var(--ink); font-size: 12px; font-weight: 800; }
.login-card input[type="text"], .login-card input[type="password"], .contact-form input, .contact-form textarea { width: 100%; margin-top: 6px; padding: 13px 15px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface-soft); outline: none; }
.login-card input:focus, .contact-form input:focus, .contact-form textarea:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(14,111,102,.11); }
.login-card input[type="submit"] { width: 100%; min-height: 50px; border: 0; border-radius: 99px; background: var(--teal); color: white; font-weight: 800; cursor: pointer; }
.login-card input[type="submit"]:hover { background: var(--teal-dark); }
.login-remember label { display: flex; align-items: center; gap: 7px; font-weight: 600; }
.login-remember input { margin: 0; width: auto; }
.lost-password { display: inline-block; margin-top: 16px; color: var(--teal); font-size: 12px; font-weight: 800; }
.contact-authors { margin-top: 40px; display: flex; flex-direction: column; gap: 6px; color: var(--ink-2); }
.contact-form { display: grid; gap: 17px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-honeypot { position: absolute; left: -9999px; }
.form-message { margin-bottom: 18px; padding: 13px 15px; border-radius: 11px; font-size: 13px; font-weight: 700; }
.form-message--success { background: #dff1e7; color: #165c3a; }
.form-message--error { background: #fae4dd; color: #8c3726; }

/* Motion */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .55s ease, transform .55s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Responsive */
@media (max-width: 1180px) {
  :root { --shell: 1120px; }
  .primary-nav { gap: 22px; }
  .home-hero__grid { grid-template-columns: 1fr 480px; gap: 45px; }
  .home-hero__visual { transform: scale(.9); }
  .chapter-page-shell { grid-template-columns: 220px minmax(0,1fr); gap: 34px; }
  .metric-row { grid-template-columns: repeat(2,1fr); }
  .basic-resource-grid { grid-template-columns: repeat(3,1fr); }
  .basic-resource-grid article { border-bottom: 1px solid rgba(255,255,255,.18); }
}

@media (max-width: 980px) {
  .site-shell { width: min(calc(100% - 32px), var(--shell)); }
  .menu-toggle { display: block; }
  .primary-nav {
    position: fixed;
    inset: calc(30px + var(--header-h)) 0 0;
    padding: 28px 20px 40px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--paper);
    transform: translateX(100%);
    transition: transform .28s ease;
    overflow-y: auto;
  }
  .primary-nav.is-open { transform: none; }
  .primary-nav > a, .nav-cluster > button { width: 100%; padding: 18px 3px; border-bottom: 1px solid var(--line); text-align: left; }
  .primary-nav > a::after, .nav-cluster > button::after { display: none; }
  .nav-account { margin-top: 20px; text-align: center !important; border: 0 !important; }
  .mega-menu { position: static; width: 100%; grid-template-columns: 1fr; margin: 8px 0 15px; display: none; opacity: 1; visibility: visible; transform: none; box-shadow: none; }
  .mega-menu.is-open { display: grid; }
  .mega-menu__intro { min-height: 190px; }
  .mega-menu__links { grid-template-columns: 1fr; }
  .home-hero__grid { grid-template-columns: 1fr; }
  .home-hero__content { text-align: center; }
  .home-hero__content h1, .hero-statement { margin-inline: auto; }
  .button-row { justify-content: center; }
  .home-hero__visual { min-height: 530px; }
  .home-chapter-band__grid { grid-template-columns: 1fr; }
  .chapter-band-links { border-left: 0; border-top: 1px solid rgba(255,255,255,.2); }
  .leadership-grid { grid-template-columns: 1fr; }
  .author-card { grid-template-columns: 210px 1fr; }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
  .site-footer__grid > div:first-child { grid-column: 1 / -1; }
  .chapter-page-shell { grid-template-columns: 1fr; }
  .chapter-sidebar { position: static; display: grid; grid-template-columns: 250px 1fr; }
  .chapter-sidebar nav { display: flex; overflow-x: auto; align-items: stretch; }
  .chapter-sidebar__link { min-width: 160px; }
  .download-card { display: none; }
  .chapter-dashboard { grid-template-columns: 1fr; }
  .chapter-dashboard__visual { min-height: 400px; }
  .resource-hero__mark { display: none; }
  .configuration-intro { grid-template-columns: 1fr; }
  .login-page__grid, .contact-page__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 720px) {
  :root { --header-h: 72px; }
  .site-shell { width: min(calc(100% - 24px), var(--shell)); }
  .utility-bar { display: none; }
  .primary-nav { inset-top: var(--header-h); inset: var(--header-h) 0 0; }
  .brand__text small { display: none; }
  .brand { min-width: 0; }
  .home-hero { padding-top: 52px; }
  .home-hero__content h1 { font-size: clamp(46px, 14vw, 68px); }
  .home-hero__visual { min-height: 430px; transform: scale(.78); margin: -40px -70px; }
  .chapter-card--main { min-height: 430px; }
  .chapter-band-links { grid-template-columns: 1fr; }
  .chapter-band-links a { min-height: 85px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.2); }
  .section-heading--split { display: block; }
  .section-heading--split p { margin-top: 15px; }
  .principle-card { min-height: 270px; }
  .author-card { grid-template-columns: 1fr; }
  .author-card__portrait { min-height: 220px; }
  .site-footer__grid { grid-template-columns: 1fr; gap: 35px; }
  .site-footer__grid > div:first-child { grid-column: auto; }
  .chapter-sidebar { display: block; }
  .chapter-sidebar__head { padding: 18px; }
  .chapter-sidebar nav { padding: 7px; }
  .resource-hero { min-height: 260px; padding: 27px; }
  .breadcrumbs { margin-bottom: 28px; }
  .resource-hero h1 { font-size: 43px; }
  .chapter-dashboard__primary { padding: 28px; }
  .chapter-dashboard h2 { font-size: 40px; }
  .metric-row { grid-template-columns: repeat(2,1fr); }
  .topic-grid, .section-card-grid { grid-template-columns: 1fr; }
  .topic-grid a:nth-child(odd) { border-right: 0; }
  .section-card { min-height: 180px; }
  .content-actions { align-items: flex-start; flex-direction: column; }
  .editorial-document { padding: 24px; border-radius: 18px; }
  .source-content { font-size: 15px; }
  .source-content h2 { font-size: 32px; }
  .source-content h3 { font-size: 26px; }
  .source-content table { display: block; overflow-x: auto; white-space: normal; }
  .basic-resource-grid { grid-template-columns: 1fr 1fr; }
  .resource-filter { align-items: flex-start; flex-direction: column; }
  .resource-filter > div { width: 100%; }
  .resource-accordion__trigger { grid-template-columns: 34px 1fr auto; padding: 18px 15px; gap: 10px; }
  .resource-accordion__title strong { font-size: 20px; }
  .resource-accordion__title small, .pill { display: none; }
  .resource-toolbar { top: var(--header-h); padding: 8px 12px; }
  .resource-toolbar > span { display: none; }
  .resource-toolbar > div { margin-left: auto; }
  .resource-accordion__panel > .source-content { padding: 22px; }
  .framework-key { grid-template-columns: 1fr; }
  .lesson-tabs__nav { grid-template-columns: repeat(2,1fr); }
  .login-page__grid, .contact-page__grid { grid-template-columns: 1fr; }
  .login-page__intro h1, .contact-page__intro h1 { font-size: 60px; }
  .form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 460px) {
  .brand__text strong { font-size: 12px; }
  .chapter-card--mini { display: none; }
  .home-hero__visual { margin-inline: -100px; }
  .home-hero__content h1 { font-size: 46px; }
  .button { width: 100%; }
  .basic-resource-grid { grid-template-columns: 1fr; }
  .resource-accordion__meta { gap: 5px; }
  .accordion-plus { width: 30px; height: 30px; }
  .lesson-tabs__nav { grid-template-columns: 1fr; }
  .page-turn { grid-template-columns: 1fr; }
  .page-turn__next { text-align: left; align-items: flex-start !important; }
}

@media print {
  .utility-bar, .site-header, .site-footer, .chapter-sidebar, .resource-hero, .content-actions, .resource-toolbar, .page-turn, .resource-filter, .lesson-tabs__nav, .reading-progress { display: none !important; }
  body { background: white; color: black; font-size: 11pt; }
  .site-shell, .chapter-page-shell { width: 100%; display: block; }
  .section-space { padding: 0; }
  .editorial-document, .resource-accordion, .lesson-panel { border: 0; box-shadow: none; padding: 0; }
  .resource-accordion__panel[hidden], .lesson-panel[hidden] { display: none !important; }
  .source-content table { break-inside: avoid; }
  .source-content a { color: black; text-decoration: none; }
}
.table-scroll { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-scroll > table { min-width: 680px; }
@media print {
  body.print-resource-mode .chapter-main > *:not(.resource-list):not(.lesson-tabs),
  body.print-resource-mode .resource-accordion:not(:has(.print-target)),
  body.print-resource-mode .lesson-panel:not(.print-target) { display: none !important; }
  body.print-resource-mode .print-target { display: block !important; }
  .table-scroll { overflow: visible; }
  .table-scroll > table { min-width: 0; }
}

/* =========================================================
   Editorial visual system — Version 2.0
   Restrained academic design, image-led and content-first.
   ========================================================= */
:root {
  --ink: #10252d;
  --ink-2: #38505a;
  --muted: #6c7a7e;
  --paper: #f3f0e9;
  --paper-2: #e9e5dc;
  --surface: #fffdf9;
  --surface-soft: #f8f6f1;
  --line: #d9d5cb;
  --line-dark: #b9b4a9;
  --teal: #17685f;
  --teal-dark: #0c403d;
  --mint: #c9ded4;
  --lime: #e1e0b2;
  --coral: #b86248;
  --gold: #bd9255;
  --navy: #102d38;
  --shadow: 0 28px 80px rgba(16,37,45,.12);
  --shadow-sm: 0 14px 38px rgba(16,37,45,.08);
  --radius-xl: 12px;
  --radius-lg: 10px;
  --radius-md: 7px;
  --shell: 1380px;
  --header-h: 82px;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

h1,h2,h3,.brand__text strong,.chapter-sidebar__head strong,.resource-accordion__title strong,.section-card strong {
  text-wrap: balance;
}

.site-shell { width: min(calc(100% - 64px), var(--shell)); }
.section-space { padding-block: clamp(74px, 8vw, 124px); }
.section-number,
.hero-kicker {
  display: inline-block;
  color: var(--teal);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .18em;
  line-height: 1.3;
  text-transform: uppercase;
}
.hero-kicker { color: rgba(255,255,255,.82); }
.photo-credit {
  position: absolute;
  right: 18px;
  bottom: 14px;
  z-index: 4;
  color: rgba(255,255,255,.7);
  font-size: 9px;
  letter-spacing: .04em;
}

/* Header */
.utility-bar { display: none; }
.site-header {
  top: 0;
  background: rgba(255,253,249,.94);
  border-bottom: 1px solid rgba(16,37,45,.12);
  backdrop-filter: blur(16px);
}
.site-header.is-scrolled { background: rgba(255,253,249,.98); box-shadow: 0 8px 24px rgba(16,37,45,.07); }
.site-header__inner { min-height: var(--header-h); }
.brand { min-width: 290px; gap: 14px; }
.brand__mark {
  width: 42px;
  height: 42px;
  border-radius: 3px;
  background: var(--navy);
  box-shadow: none;
}
.brand__mark span {
  color: #fff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 15px;
  letter-spacing: .06em;
}
.brand__text strong { font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 14px; font-weight: 760; letter-spacing: .005em; }
.brand__text small { margin-top: 2px; font-size: 10px; }
.primary-nav { gap: 34px; font-size: 13px; }
.primary-nav > a,
.nav-cluster > button { padding: 31px 0 28px; font-weight: 680; }
.primary-nav > a::after,
.nav-cluster > button::after { inset: auto 0 21px; height: 1px; }
.nav-account {
  padding: 11px 17px !important;
  border: 1px solid var(--ink) !important;
  border-radius: 3px;
  background: transparent;
  color: var(--ink);
}
.nav-account:hover { background: var(--ink); color: white; }
.mega-menu {
  top: calc(100% - 1px);
  right: -170px;
  width: min(790px, calc(100vw - 40px));
  grid-template-columns: 270px 1fr;
  border-radius: 4px;
  border-color: rgba(16,37,45,.16);
}
.mega-menu__intro { padding: 32px; background: var(--navy); }
.mega-menu__intro .section-number { color: #d8c49c; }
.mega-menu__intro strong { font-family: Georgia, "Times New Roman", serif; font-size: 28px; line-height: 1.18; font-weight: 400; }
.mega-menu__intro a { color: #fff; font-size: 12px; border-bottom: 1px solid rgba(255,255,255,.28); padding-bottom: 8px; width: max-content; }
.mega-menu__links { padding: 22px; gap: 0; }
.mega-menu__links a { padding: 15px 16px; border-radius: 0; border-bottom: 1px solid var(--line); }
.mega-menu__links a:nth-last-child(-n+2) { border-bottom: 0; }
.mega-menu__links a:hover { background: var(--surface-soft); }
.menu-toggle { border-radius: 2px; }

/* Full-bleed homepage hero */
.home-hero--photo {
  min-height: min(780px, calc(100vh - var(--header-h)));
  padding: 110px 0 135px;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
  background-image: url('../images/hero-classroom.jpg');
  background-size: cover;
  background-position: center 42%;
  color: #fff;
}
.home-hero--photo::before { display: none; }
.home-hero__backdrop {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6,23,30,.52) 0%, rgba(6,23,30,.74) 72%, rgba(6,23,30,.9) 100%),
    linear-gradient(90deg, rgba(7,27,34,.38), transparent 60%);
}
.home-hero__center {
  position: relative;
  z-index: 2;
  max-width: 1100px;
  margin-inline: auto;
  text-align: center;
}
.home-hero__center h1 {
  margin: 25px auto 26px;
  max-width: 1050px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(54px, 6.9vw, 102px);
  font-weight: 400;
  letter-spacing: -.045em;
  line-height: .96;
  color: #fff;
  text-shadow: 0 3px 26px rgba(0,0,0,.18);
}
.home-hero__center h1 em {
  display: inline-block;
  color: #f3e8d1;
  font-size: .72em;
  font-style: italic;
  letter-spacing: -.035em;
}
.hero-statement--center {
  max-width: 700px;
  margin-inline: auto;
  padding: 0;
  border: 0;
}
.hero-statement--center strong { color: #fff; font-size: 20px; font-weight: 700; }
.hero-statement--center p { margin-top: 5px; color: rgba(255,255,255,.8); font-size: 16px; }
.button-row--center { justify-content: center; margin-top: 34px; }
.button {
  min-height: 50px;
  padding: 13px 21px;
  border-radius: 3px;
  font-size: 13px;
  letter-spacing: .01em;
}
.button--warm { background: #d5aa6f; color: #10252d; box-shadow: 0 12px 30px rgba(0,0,0,.18); }
.button--warm:hover { background: #e1bc89; }
.button--glass { border-color: rgba(255,255,255,.58); background: rgba(255,255,255,.08); color: white; backdrop-filter: blur(7px); }
.button--glass:hover { background: white; color: var(--ink); }
.photo-credit--hero { right: 24px; bottom: 20px; }
.hero-scroll {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: rgba(255,255,255,.76);
  font-size: 9px;
  font-weight: 750;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.hero-scroll i { font-style: normal; font-size: 18px; }

/* Chapter doorway */
.chapter-entry { background: var(--surface); border-bottom: 1px solid var(--line); }
.chapter-entry__inner { display: grid; grid-template-columns: .9fr 1.1fr; min-height: 245px; }
.chapter-entry__title { padding: 52px 62px 52px 0; align-self: center; border-right: 1px solid var(--line); }
.chapter-entry__title h2 {
  margin: 12px 0 0;
  max-width: 560px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 400;
  line-height: 1.06;
  letter-spacing: -.03em;
}
.chapter-entry__nav { display: grid; grid-template-columns: repeat(3,1fr); }
.chapter-entry__nav a {
  padding: 38px 27px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--line);
  transition: background .2s ease, color .2s ease;
}
.chapter-entry__nav a:last-child { border-right: 0; }
.chapter-entry__nav a:hover { background: var(--navy); color: white; }
.chapter-entry__nav span { color: var(--teal); font-size: 10px; letter-spacing: .15em; }
.chapter-entry__nav a:hover span { color: #d8c49c; }
.chapter-entry__nav strong { margin-top: auto; font-family: Georgia, "Times New Roman", serif; font-size: 22px; font-weight: 400; line-height: 1.15; }
.chapter-entry__nav i { margin-top: 12px; font-style: normal; }

/* Mission */
.leadership-layout { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0,1.05fr); gap: clamp(45px, 8vw, 120px); align-items: center; }
.leadership-photo { margin: 0; position: relative; min-height: 650px; overflow: hidden; background: var(--navy); }
.leadership-photo img { width: 100%; height: 650px; object-fit: cover; }
.leadership-photo::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 0 0 1px rgba(16,37,45,.12); pointer-events: none; }
.leadership-photo figcaption { position: absolute; right: 15px; bottom: 12px; color: rgba(255,255,255,.75); font-size: 9px; }
.editorial-heading h2,
.authors-heading h2 {
  margin: 14px 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(54px, 5.7vw, 80px);
  font-weight: 400;
  line-height: .98;
  letter-spacing: -.045em;
}
.leadership-principle {
  padding: 34px 0;
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 20px;
  border-top: 1px solid var(--line-dark);
}
.leadership-principle:first-of-type { margin-top: 54px; }
.leadership-principle:last-child { border-bottom: 1px solid var(--line-dark); }
.leadership-principle > span { color: var(--teal); font-size: 10px; letter-spacing: .15em; }
.leadership-principle h3 { margin: -7px 0 12px; font-family: Georgia, "Times New Roman", serif; font-size: 35px; font-weight: 400; }
.leadership-principle p { margin: 0; color: var(--ink-2); font-size: 17px; }

/* Authors — no invented portraits */
.authors-section { background: var(--navy); color: #fff; }
.authors-layout { display: grid; grid-template-columns: 330px minmax(0,1fr); gap: clamp(55px, 9vw, 145px); align-items: start; }
.authors-heading { position: sticky; top: calc(var(--header-h) + 50px); }
.authors-heading .section-number { color: #d8c49c; }
.authors-heading h2 { color: #fff; font-size: 68px; }
.authors-heading p { margin-top: 26px; color: rgba(255,255,255,.6); }
.authors-list { border-top: 1px solid rgba(255,255,255,.25); }
.author-row {
  padding: 42px 0 48px;
  display: grid;
  grid-template-columns: 55px 260px 1fr;
  gap: 25px;
  border-bottom: 1px solid rgba(255,255,255,.25);
}
.author-row__number { color: #d8c49c; font-size: 10px; letter-spacing: .16em; }
.author-row h3 { margin: -8px 0 0; font-family: Georgia, "Times New Roman", serif; font-size: 34px; font-weight: 400; line-height: 1.05; }
.author-row p { margin: 0; color: rgba(255,255,255,.69); font-size: 14px; line-height: 1.75; }

/* Footer */
.site-footer { padding-top: 66px; background: #081d25; }
.site-footer__grid { grid-template-columns: 1.2fr .9fr .8fr; gap: 70px; padding-bottom: 60px; }
.brand--footer .brand__mark { background: #d5aa6f; }
.brand--footer .brand__mark span { color: #10252d; }
.site-footer__bottom { min-height: 74px; gap: 24px; }
.image-credits { flex: 1; text-align: center; font-size: 9px !important; letter-spacing: .04em !important; text-transform: none !important; }

/* Chapter pages */
.teachob-chapter-page { background: #efede7; }
.chapter-page-shell { grid-template-columns: 270px minmax(0,1fr); gap: clamp(40px,5vw,75px); }
.chapter-sidebar {
  top: calc(var(--header-h) + 34px);
  border-radius: 3px;
  background: var(--surface);
  border-color: rgba(16,37,45,.15);
  box-shadow: 0 14px 34px rgba(16,37,45,.05);
}
.chapter-sidebar__head { padding: 27px 23px; background: var(--navy); }
.chapter-sidebar__head .eyebrow { color: #d8c49c; }
.chapter-sidebar__head strong { font-size: 22px; }
.chapter-sidebar nav { padding: 7px 12px 12px; }
.chapter-sidebar__link { padding: 14px 11px; border-radius: 0; border-bottom: 1px solid var(--line); }
.chapter-sidebar__link:last-child { border-bottom: 0; }
.chapter-sidebar__link:hover { padding-left: 16px; background: transparent; color: var(--teal); }
.chapter-sidebar__link.is-current { background: transparent; color: var(--teal); border-left: 3px solid var(--teal); padding-left: 13px; }
.download-card { border-top: 1px solid var(--line); }
.download-card__icon { border-radius: 2px; }

.resource-hero--photo {
  min-height: 345px;
  padding: clamp(34px,5vw,60px);
  background-image: var(--page-image, url('../images/tiered-classroom.jpg'));
  background-size: cover;
  background-position: var(--page-focus, center 58%);
  color: #fff;
  border: 0;
  border-radius: 4px;
}
.resource-hero--photo::after { display: none; }
.resource-hero__overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,28,36,.94) 0%, rgba(7,28,36,.78) 58%, rgba(7,28,36,.48) 100%); }
.resource-hero__content { position: relative; z-index: 2; align-self: flex-end; }
.resource-hero .breadcrumbs { color: rgba(255,255,255,.62); margin-bottom: 58px; }
.resource-hero .hero-kicker { color: #d8c49c; }
.resource-hero h1 { color: #fff; max-width: 850px; font-size: clamp(45px,5.3vw,74px); }
.resource-hero p { color: rgba(255,255,255,.7); }
.resource-hero__chapter { position: relative; z-index: 2; margin: auto 0 0 auto; padding-left: 24px; border-left: 1px solid rgba(255,255,255,.35); text-align: right; }
.resource-hero__chapter span { display: block; font-family: Georgia, "Times New Roman", serif; font-size: 66px; line-height: .85; }
.resource-hero__chapter small { font-size: 9px; letter-spacing: .18em; text-transform: uppercase; }

.chapter-dashboard--photo { grid-template-columns: .88fr 1.12fr; min-height: 500px; border-radius: 4px; background: var(--surface); color: var(--ink); box-shadow: none; border: 1px solid var(--line); }
.chapter-dashboard__photo { position: relative; min-height: 500px; overflow: hidden; }
.chapter-dashboard__photo img { width: 100%; height: 100%; object-fit: cover; }
.chapter-dashboard__photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, rgba(7,28,36,.48)); }
.chapter-dashboard--photo .chapter-dashboard__primary { padding: clamp(38px,5vw,66px); }
.chapter-dashboard--photo .section-number { color: var(--teal); }
.chapter-dashboard--photo h2 { color: var(--ink); font-size: clamp(42px,4.8vw,64px); }
.chapter-dashboard--photo .metric-row { margin-top: auto; border-top: 1px solid var(--line); padding-top: 22px; }
.chapter-dashboard--photo .metric-row div { border-top: 0; }
.chapter-dashboard--photo .metric-row span { color: var(--muted); }
.text-link { width: max-content; margin-top: 30px; padding-bottom: 7px; border-bottom: 1px solid var(--ink); font-size: 13px; font-weight: 750; }
.text-link:hover { color: var(--teal); border-color: var(--teal); }
.hub-section { padding-top: 80px; }
.content-heading { display: block; }
.content-heading .section-number { color: var(--teal); }
.content-heading h2 { margin-top: 10px; font-size: 52px; }
.topic-grid { grid-template-columns: 1fr; border-top-color: var(--line-dark); }
.topic-grid a { min-height: 78px; padding: 19px 0; display: grid; grid-template-columns: 50px 1fr 35px; border-right: 0 !important; }
.topic-grid a:hover { padding-left: 13px; background: transparent; }
.topic-grid strong { font-family: Georgia, "Times New Roman", serif; font-size: 21px; font-weight: 400; }
.topic-grid i { justify-self: end; font-style: normal; }
.section-card-grid { grid-template-columns: repeat(2,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.section-card {
  min-height: 250px;
  padding: 30px;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  background: var(--surface);
}
.section-card:hover { transform: none; background: var(--navy); color: #fff; }
.section-card > span { color: var(--teal); }
.section-card:hover > span { color: #d8c49c; }
.section-card strong { font-size: 29px; }
.section-card small { color: var(--muted); }
.section-card:hover small { color: rgba(255,255,255,.62); }
.section-card i { border-radius: 2px; background: transparent; border: 1px solid var(--line); }
.section-card:hover i { border-color: rgba(255,255,255,.4); }

.content-actions { border-radius: 3px; background: var(--surface); }
.lo-jump a,
.download-actions a,
.download-actions button,
.resource-toolbar a,
.resource-toolbar button { border-radius: 2px; }
.editorial-document { border-radius: 3px; box-shadow: none; }
.source-content h2,
.source-content h3 { font-family: Georgia, "Times New Roman", serif; }
.source-content img { border-radius: 2px; }
.source-content table { border-radius: 2px; }
.basic-resources { border-radius: 4px; background: var(--navy); }

.resource-filter input { border-radius: 3px; }
.resource-accordion { border-radius: 3px; box-shadow: none; }
.resource-accordion__trigger { min-height: 112px; }
.resource-accordion__title strong { font-size: 25px; }
.pill { border-radius: 2px; }
.accordion-plus { border-radius: 2px; }
.resource-accordion__trigger[aria-expanded="true"] { background: var(--navy); }
.resource-toolbar { background: rgba(243,240,233,.96); }

.framework-key { border-radius: 3px; }
.lesson-tabs { border-radius: 3px; }
.lesson-tabs__nav button { border-radius: 0; }

/* Login and contact */
.access-page { min-height: calc(100vh - var(--header-h)); display: grid; grid-template-columns: minmax(0,1.12fr) minmax(430px,.88fr); background: var(--surface); }
.access-page__visual { min-height: calc(100vh - var(--header-h)); position: relative; overflow: hidden; color: white; }
.access-page__visual > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.access-page__overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,28,36,.88), rgba(7,28,36,.55)); }
.access-page__visual-copy { position: absolute; z-index: 2; left: clamp(35px,7vw,110px); right: clamp(35px,7vw,110px); bottom: clamp(55px,10vh,120px); }
.access-page__visual-copy h1 { margin: 20px 0 18px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(62px,7vw,102px); font-weight: 400; line-height: .94; letter-spacing: -.045em; }
.access-page__visual-copy > p { color: rgba(255,255,255,.7); }
.login-chapter-card { margin-top: 42px; max-width: 440px; padding: 22px 0; border-top: 1px solid rgba(255,255,255,.38); border-bottom: 1px solid rgba(255,255,255,.38); }
.login-chapter-card strong { font-size: 29px; }
.access-page__form-wrap { padding: clamp(35px,7vw,100px); display: grid; place-items: center; }
.login-card,
.contact-card { width: min(100%, 540px); padding: 0; border: 0; border-radius: 0; box-shadow: none; background: transparent; }
.login-card h2,
.contact-card h2 { margin: 14px 0 34px; font-family: Georgia, "Times New Roman", serif; font-size: 48px; font-weight: 400; }
.login-card input[type="text"],
.login-card input[type="password"],
.contact-form input,
.contact-form textarea { border-radius: 2px; background: #fff; }
.login-card input[type="submit"] { border-radius: 2px; background: var(--navy); }
.contact-authors { color: rgba(255,255,255,.72); }

/* Motion kept subtle */
.reveal { transform: translateY(12px); transition-duration: .45s; }

@media (max-width: 1100px) {
  .site-shell { width: min(calc(100% - 40px), var(--shell)); }
  .chapter-entry__inner { grid-template-columns: 1fr; }
  .chapter-entry__title { border-right: 0; border-bottom: 1px solid var(--line); padding-right: 0; }
  .leadership-layout { grid-template-columns: 1fr 1fr; gap: 50px; }
  .authors-layout { grid-template-columns: 260px 1fr; gap: 60px; }
  .author-row { grid-template-columns: 42px 210px 1fr; }
  .chapter-page-shell { grid-template-columns: 230px minmax(0,1fr); gap: 35px; }
}

@media (max-width: 980px) {
  .primary-nav { inset: var(--header-h) 0 0; background: var(--surface); }
  .nav-account { margin-top: 20px; }
  .mega-menu { border-radius: 0; }
  .home-hero--photo { min-height: 720px; }
  .leadership-layout { grid-template-columns: 1fr; }
  .leadership-photo { min-height: 520px; }
  .leadership-photo img { height: 520px; }
  .authors-layout { grid-template-columns: 1fr; }
  .authors-heading { position: static; }
  .authors-heading h2 { font-size: 64px; }
  .author-row { grid-template-columns: 45px 230px 1fr; }
  .chapter-sidebar { display: block; }
  .chapter-sidebar nav { display: flex; }
  .chapter-dashboard--photo { grid-template-columns: 1fr; }
  .chapter-dashboard__photo { min-height: 420px; }
  .resource-hero__chapter { display: none; }
  .access-page { grid-template-columns: 1fr; }
  .access-page__visual { min-height: 620px; }
  .access-page__form-wrap { min-height: 620px; }
}

@media (max-width: 720px) {
  .site-shell { width: min(calc(100% - 28px), var(--shell)); }
  .brand { min-width: 0; }
  .home-hero--photo { min-height: 690px; padding: 90px 0 120px; background-position: 42% center; }
  .home-hero__center h1 { font-size: clamp(47px,13vw,68px); }
  .home-hero__center h1 em { font-size: .75em; }
  .hero-statement--center p { font-size: 15px; }
  .photo-credit--hero { bottom: 7px; right: 8px; }
  .hero-scroll { display: none; }
  .chapter-entry__title { padding: 42px 0; }
  .chapter-entry__nav { grid-template-columns: 1fr; }
  .chapter-entry__nav a { min-height: 112px; border-right: 0; border-bottom: 1px solid var(--line); }
  .leadership-photo,
  .leadership-photo img { min-height: 390px; height: 390px; }
  .editorial-heading h2 { font-size: 58px; }
  .leadership-principle { grid-template-columns: 40px 1fr; }
  .author-row { grid-template-columns: 40px 1fr; gap: 16px; }
  .author-row h3 { font-size: 31px; }
  .author-row p { grid-column: 2; }
  .site-footer__bottom { flex-direction: column; justify-content: center; padding: 18px 0; }
  .image-credits { order: 3; }
  .resource-hero--photo { min-height: 320px; }
  .resource-hero .breadcrumbs { margin-bottom: 45px; }
  .resource-hero h1 { font-size: 43px; }
  .chapter-dashboard__photo { min-height: 340px; }
  .section-card-grid { grid-template-columns: 1fr; }
  .access-page__visual { min-height: 540px; }
  .access-page__visual-copy { left: 25px; right: 25px; bottom: 55px; }
  .access-page__visual-copy h1 { font-size: 62px; }
  .access-page__form-wrap { min-height: auto; padding: 65px 24px; }
}

@media (max-width: 460px) {
  .brand__text strong { font-size: 11px; }
  .home-hero__center h1 { font-size: 46px; }
  .button { width: auto; }
  .button-row--center .button { width: 100%; }
  .authors-heading h2 { font-size: 54px; }
  .chapter-dashboard--photo h2 { font-size: 39px; }
  .metric-row { grid-template-columns: repeat(2,1fr); }
  .resource-accordion__trigger { grid-template-columns: 30px 1fr auto; }
}
.chapter-dashboard__photo img { object-position: 38% center; }


/* v3 engaging chapter assets */
.resource-hero--chapter-hub { background-image: url('../images/classroom-discussion.jpg'); background-position: center 44%; }
.resource-hero--summary { background-image: url('../images/hero-classroom.jpg'); background-position: center 36%; }
.resource-hero--basic { background-image: url('../images/tiered-classroom.jpg'); background-position: center 60%; }
.resource-hero--intermediate { background-image: url('../images/classroom-discussion.jpg'); background-position: center 55%; }
.resource-hero--advanced { background-image: url('../images/hero-classroom.jpg'); background-position: center 30%; }
.resource-hero--configuration { background-image: url('../images/tiered-classroom.jpg'); background-position: center 40%; }
.resource-hero--lesson-plans { background-image: url('../images/classroom-discussion.jpg'); background-position: center 46%; }

.page-banner-band {
  margin-top: 28px;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  gap: 0;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 4px;
  overflow: hidden;
}
.page-banner-band--reverse { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); }
.page-banner-band__media { position: relative; min-height: 290px; background: var(--paper-2); }
.page-banner-band__media img { width: 100%; height: 100%; object-fit: cover; }
.page-banner-band__content { padding: clamp(28px,4vw,46px); display: flex; flex-direction: column; justify-content: center; }
.page-banner-band__content h2 { margin: 12px 0 12px; font-family: Georgia, 'Times New Roman', serif; font-size: clamp(34px,4vw,54px); line-height: 1.02; font-weight: 400; }
.page-banner-band__content p { margin: 0; color: var(--ink-2); font-size: 16px; }
.mini-link-grid { margin-top: 26px; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px; }
.mini-link-grid--three { grid-template-columns: repeat(3, minmax(0,1fr)); }
.mini-link-grid--four { grid-template-columns: repeat(4, minmax(0,1fr)); }
.mini-link-grid a, .mini-link-grid div {
  min-height: 92px;
  padding: 15px 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 2px;
}
.mini-link-grid a:hover { border-color: var(--teal); color: var(--teal-dark); background: #fff; }
.mini-link-grid strong { font-size: 15px; line-height: 1.25; }
.mini-link-grid small, .mini-link-grid span { color: var(--muted); font-size: 11px; line-height: 1.35; }
.pill-board { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 10px; }
.pill-board span {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  font-size: 12px;
  font-weight: 700;
}
.metrics-inline { margin-top: 22px; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; }
.metrics-inline div { padding: 14px 16px; background: var(--paper); border: 1px solid var(--line); }
.metrics-inline strong { display: block; font-family: Georgia, 'Times New Roman', serif; font-size: 26px; font-weight: 500; line-height: 1; }
.metrics-inline small { display: block; margin-top: 4px; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; }
.media-mosaic {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 10px;
  padding: 18px;
  height: 100%;
  align-content: stretch;
}
.media-mosaic figure { margin: 0; background: #fff; border: 1px solid var(--line); overflow: hidden; display: flex; flex-direction: column; }
.media-mosaic figure img { width: 100%; height: 100%; object-fit: cover; flex: 1 1 auto; }
.media-mosaic figcaption { padding: 8px 10px; font-size: 11px; color: var(--muted); border-top: 1px solid var(--line); }
.quick-overview {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 14px;
}
.quick-overview .overview-card {
  padding: 18px 18px 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 4px;
}
.quick-overview .overview-card span { display: block; color: var(--teal); font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.quick-overview .overview-card strong { display: block; margin-top: 9px; font-family: Georgia, 'Times New Roman', serif; font-size: 22px; font-weight: 400; line-height: 1.15; }
.quick-overview .overview-card small { display: block; margin-top: 8px; color: var(--muted); font-size: 12px; }
.chapter-dashboard__photo .photo-credit { left: 18px; right: auto; }
@media (max-width: 980px) {
  .page-banner-band, .page-banner-band--reverse { grid-template-columns: 1fr; }
  .page-banner-band__media { min-height: 250px; }
  .mini-link-grid, .mini-link-grid--three, .mini-link-grid--four, .metrics-inline, .quick-overview { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .mini-link-grid, .mini-link-grid--three, .mini-link-grid--four, .metrics-inline, .quick-overview { grid-template-columns: 1fr; }
  .page-banner-band__content h2 { font-size: 34px; }
  .page-banner-band__content { padding: 24px; }
}


.visual-story {
  margin-top: 28px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  overflow: hidden;
}
.visual-story__header {
  padding: 28px 30px 0;
}
.visual-story__header h2,
.visual-story__copy h2,
.visual-card__body h3 {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 400;
  line-height: 1.06;
  color: var(--ink);
}
.visual-story__header h2,
.visual-story__copy h2 { margin: 10px 0 12px; font-size: clamp(30px, 3vw, 44px); }
.visual-story__header p,
.visual-story__copy p,
.visual-card__body p { color: var(--ink-2); }
.visual-story__split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: 0;
}
.visual-story__split--reverse { grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); }
.visual-story__media-stack {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  background: var(--paper);
}
.visual-story__media-stack figure,
.visual-story__feature-image { margin: 0; position: relative; min-height: 260px; }
.visual-story__media-stack img,
.visual-story__feature-image img,
.visual-card img,
.mini-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.visual-story__media-stack figcaption {
  position: absolute;
  left: 14px;
  bottom: 12px;
  right: 14px;
  background: rgba(10, 21, 28, .72);
  color: white;
  font-size: 12px;
  line-height: 1.45;
  padding: 9px 11px;
  border-radius: 2px;
}
.visual-story__copy {
  padding: 28px 30px;
}
.tag-matrix {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag-matrix span {
  padding: 10px 14px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}
.icon-stat-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
}
.icon-stat-grid div {
  border: 1px solid var(--line);
  background: var(--surface-soft);
  padding: 16px 16px 15px;
}
.icon-stat-grid strong { display: block; font-size: 15px; line-height: 1.25; }
.icon-stat-grid small { display: block; margin-top: 5px; color: var(--muted); }
.visual-story__grid {
  padding: 28px 30px 30px;
  display: grid;
  gap: 16px;
}
.visual-story__grid--three { grid-template-columns: repeat(3, minmax(0,1fr)); }
.visual-story__grid--four { grid-template-columns: repeat(4, minmax(0,1fr)); }
.visual-story__grid--feature { grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr); }
.visual-card,
.mini-figure {
  border: 1px solid var(--line);
  background: white;
}
.visual-card { display: flex; flex-direction: column; }
.visual-card img { aspect-ratio: 4 / 3; }
.visual-card--wide img { aspect-ratio: 16 / 10; }
.visual-card__body { padding: 16px 16px 18px; }
.visual-card__body span,
.mini-figure span {
  display: block;
  color: var(--teal);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 10px;
  font-weight: 800;
}
.visual-card__body h3 { margin: 8px 0 10px; font-size: 28px; }
.visual-card__body a {
  display: inline-block;
  margin-top: 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--teal-dark);
}
.mini-figure img { aspect-ratio: 1.15 / 1; }
.mini-figure span { padding: 10px 12px 12px; }
@media (max-width: 1100px) {
  .visual-story__grid--four,
  .visual-story__grid--three,
  .visual-story__grid--feature,
  .visual-story__split,
  .visual-story__split--reverse { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .visual-story__grid--four,
  .visual-story__grid--three,
  .visual-story__grid--feature,
  .visual-story__split,
  .visual-story__split--reverse,
  .visual-story__media-stack,
  .icon-stat-grid { grid-template-columns: 1fr; }
  .visual-story__header,
  .visual-story__copy,
  .visual-story__grid { padding: 22px; }
}

/* Elementor integration */
.elementor-widget-teachob-header,
.elementor-widget-teachob-footer,
.elementor-widget-teachob-home-hero,
.elementor-widget-teachob-chapter-entry,
.elementor-widget-teachob-leadership,
.elementor-widget-teachob-login,
.elementor-widget-teachob-contact { width: 100%; }
.elementor-widget:not(:last-child) { margin-block-end: 0; }
.teachob-header-wrap.e-con,
.teachob-footer-wrap.e-con { padding: 0; max-width: none; }
.chapter-page-shell.e-con { display: grid; grid-template-columns: 250px minmax(0,1fr); align-items: start; }
.chapter-page-shell.e-con > .e-con { padding: 0; min-width: 0; }
.chapter-main.e-con { display: block; }
.teachob-sidebar-column.e-con { display: block; }
.authors-section.e-con { display: block; }
.authors-layout.e-con { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: clamp(45px,7vw,100px); align-items: start; }
.authors-list.e-con { display: block; }
.authors-list .elementor-widget + .elementor-widget { border-top: 1px solid var(--line); }
.author-row__image { width: 116px; height: 116px; object-fit: cover; border-radius: 50%; grid-row: 1 / span 2; }
.author-row__bio p { margin: 0; }

.editable-content-section { margin-top: 28px; padding: clamp(28px,4vw,52px); border: 1px solid var(--line); border-radius: 4px; }
.editable-content-section__grid { display: grid; grid-template-columns: 1fr; gap: 28px; align-items: start; }
.editable-content-section--left .editable-content-section__grid,
.editable-content-section--right .editable-content-section__grid { grid-template-columns: minmax(240px,.75fr) minmax(0,1.25fr); }
.editable-content-section--right .editable-content-section__grid { grid-template-columns: minmax(0,1.25fr) minmax(240px,.75fr); }
.editable-content-section figure { margin: 0; position: relative; }
.editable-content-section figure img { width: 100%; max-height: 470px; object-fit: cover; }
.editable-content-section figcaption { margin-top: 8px; color: var(--muted); font-size: 11px; }
.editable-content-section h2 { margin: 12px 0 24px; font-family: Georgia, 'Times New Roman', serif; font-size: clamp(34px,4vw,52px); line-height: 1.05; font-weight: 400; }
.editable-content-section + .editable-content-section { margin-top: 20px; }
.resource-feature-image { margin: 0; max-height: 380px; overflow: hidden; }
.resource-feature-image img { width: 100%; height: 100%; max-height: 380px; object-fit: cover; }
.lesson-plan-preview { margin: 0; max-height: 420px; overflow: hidden; border-bottom: 1px solid var(--line); }
.lesson-plan-preview img { width: 100%; height: 100%; max-height: 420px; object-fit: cover; object-position: top; }
.teachob-external-panel { display: none; }
.teachob-external-panel.is-active { display: block; }
.teachob-external-tabs { margin-top: 28px; }
.basic-resource-grid article img { width: 100%; height: 150px; object-fit: cover; margin: -1px -1px 18px; width: calc(100% + 2px); }
.contact-success { padding: 12px 14px; background: #e5f5ee; border: 1px solid #9dccb8; }

/* Editor usability: every custom widget remains selectable as an independent section. */
.elementor-editor-active .reveal { opacity: 1 !important; transform: none !important; }
.elementor-editor-active .teachob-external-panel { display: block !important; margin-bottom: 18px; }
.elementor-editor-active .teachob-external-panel::before { content: attr(data-lesson-key); display: block; padding: 8px 12px; background: var(--paper-2); color: var(--teal); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; }

@media (max-width: 1100px) {
  .chapter-page-shell.e-con { grid-template-columns: 1fr; }
  .teachob-sidebar-column.e-con { display: none; }
  .authors-layout.e-con { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .editable-content-section--left .editable-content-section__grid,
  .editable-content-section--right .editable-content-section__grid { grid-template-columns: 1fr; }
}


/* ================================================================
   TeachOB Elementor 1.1.0 — layout, readability and media hotfixes
   ================================================================ */

/* Elementor stores container display in custom properties. Force the
   chapter shell back to the exact desktop grid used by the prototype. */
body .elementor .chapter-page-shell.e-con,
body .elementor .chapter-page-shell.elementor-element.e-con,
body .chapter-page-shell.e-con {
  --display: grid !important;
  display: grid !important;
  grid-template-columns: minmax(235px, 270px) minmax(0, 1fr) !important;
  column-gap: clamp(38px, 5vw, 75px) !important;
  row-gap: 0 !important;
  align-items: start !important;
  flex-direction: initial !important;
  flex-wrap: initial !important;
}
/* Support Elementor versions that insert an inner wrapper. */
body .chapter-page-shell.e-con > .e-con-inner {
  display: grid !important;
  grid-template-columns: minmax(235px, 270px) minmax(0, 1fr) !important;
  column-gap: clamp(38px, 5vw, 75px) !important;
  align-items: start !important;
  max-width: none !important;
  width: 100% !important;
}
body .chapter-page-shell.e-con > .teachob-sidebar-column.e-con,
body .chapter-page-shell.e-con > .chapter-main.e-con,
body .chapter-page-shell.e-con > .e-con-inner > .teachob-sidebar-column.e-con,
body .chapter-page-shell.e-con > .e-con-inner > .chapter-main.e-con {
  width: auto !important;
  max-width: none !important;
  min-width: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  align-self: start !important;
}
body .teachob-sidebar-column.e-con {
  --display: block !important;
  display: block !important;
  position: relative !important;
}
body .chapter-main.e-con {
  --display: block !important;
  display: block !important;
}
body .chapter-sidebar {
  position: sticky !important;
  top: calc(var(--header-h) + 34px) !important;
  width: 100% !important;
  max-width: 270px !important;
}

/* The imported author layout had white typography but no dark section
   background. Restore the exact prototype treatment, including full bleed. */
body .authors-layout.e-con {
  --display: grid !important;
  display: grid !important;
  grid-template-columns: minmax(250px, 330px) minmax(0, 1fr) !important;
  gap: clamp(55px, 8vw, 130px) !important;
  align-items: start !important;
  position: relative !important;
  isolation: isolate;
  background: var(--navy) !important;
  color: #fff !important;
  box-shadow: 0 0 0 100vmax var(--navy);
  clip-path: inset(0 -100vmax);
}
body .authors-layout.e-con > .e-con-inner {
  display: contents !important;
}
body .authors-layout .authors-heading h2,
body .authors-layout .author-row h3 {
  color: #fff !important;
}
body .authors-layout .authors-heading p,
body .authors-layout .author-row__bio,
body .authors-layout .author-row__bio p {
  color: rgba(255,255,255,.72) !important;
}
body .authors-layout .authors-heading .section-number,
body .authors-layout .author-row__number {
  color: #d8c49c !important;
}
body .authors-layout .authors-list.e-con {
  --display: block !important;
  display: block !important;
  min-width: 0 !important;
}
body .authors-layout .author-row {
  border-color: rgba(255,255,255,.18) !important;
}

/* Document media loaded from the companion plugin. */
body .source-content img {
  display: block !important;
  max-width: 100% !important;
  height: auto !important;
  object-fit: contain;
}
body .resource-accordion__panel > .source-content {
  padding-inline: clamp(20px, 4vw, 54px);
  padding-bottom: clamp(28px, 4vw, 52px);
  font-size: 15px;
  line-height: 1.72;
}
body .resource-accordion__panel > .source-content > p {
  max-width: 88ch;
}
body .resource-accordion__panel .source-content img {
  margin: 24px auto !important;
  background: #fff;
}

/* Prevent Elementor global typography from lowering contrast in dark areas. */
body .home-hero--photo,
body .home-hero--photo h1,
body .home-hero--photo .hero-statement strong {
  color: #fff !important;
}
body .home-hero--photo .hero-statement p {
  color: rgba(255,255,255,.82) !important;
}

/* Desktop/tablet breakpoint: keep the real sidebar until compact layouts. */
@media (max-width: 980px) {
  body .elementor .chapter-page-shell.e-con,
  body .chapter-page-shell.e-con,
  body .chapter-page-shell.e-con > .e-con-inner {
    grid-template-columns: 1fr !important;
    row-gap: 24px !important;
  }
  body .teachob-sidebar-column.e-con {
    display: block !important;
    order: 0;
  }
  body .chapter-sidebar {
    position: relative !important;
    top: auto !important;
    max-width: none !important;
  }
  body .authors-layout.e-con {
    grid-template-columns: 1fr !important;
    gap: 35px !important;
  }
  body .authors-heading {
    position: static !important;
  }
}
@media (max-width: 640px) {
  body .chapter-sidebar nav {
    display: grid;
    grid-template-columns: 1fr;
  }
  body .authors-layout.e-con {
    padding-inline: 24px !important;
  }
}


/* ================================================================
   TeachOB Elementor 1.1.1 — persistent tablet/desktop sidebar fix
   The real chapter sidebar remains beside content down to 721px.
   ================================================================ */
@media (min-width: 721px) and (max-width: 1180px) {
  body .elementor .chapter-page-shell.e-con,
  body .elementor .chapter-page-shell.elementor-element.e-con,
  body .chapter-page-shell.e-con {
    --display: grid !important;
    display: grid !important;
    grid-template-columns: clamp(185px, 23vw, 230px) minmax(0, 1fr) !important;
    column-gap: clamp(22px, 3.5vw, 38px) !important;
    row-gap: 0 !important;
    align-items: start !important;
    flex-direction: initial !important;
    flex-wrap: initial !important;
  }

  body .chapter-page-shell.e-con > .e-con-inner {
    display: grid !important;
    grid-template-columns: clamp(185px, 23vw, 230px) minmax(0, 1fr) !important;
    column-gap: clamp(22px, 3.5vw, 38px) !important;
    row-gap: 0 !important;
    align-items: start !important;
    width: 100% !important;
    max-width: none !important;
  }

  body .chapter-page-shell.e-con > .teachob-sidebar-column.e-con,
  body .chapter-page-shell.e-con > .e-con-inner > .teachob-sidebar-column.e-con {
    display: block !important;
    width: auto !important;
    max-width: none !important;
    min-width: 0 !important;
    grid-column: 1 !important;
    grid-row: 1 !important;
    align-self: start !important;
    order: initial !important;
  }

  body .chapter-page-shell.e-con > .chapter-main.e-con,
  body .chapter-page-shell.e-con > .e-con-inner > .chapter-main.e-con {
    display: block !important;
    width: auto !important;
    max-width: none !important;
    min-width: 0 !important;
    grid-column: 2 !important;
    grid-row: 1 !important;
    align-self: start !important;
    order: initial !important;
  }

  body .chapter-sidebar {
    display: block !important;
    position: sticky !important;
    top: calc(var(--header-h) + 24px) !important;
    width: 100% !important;
    max-width: none !important;
  }

  body .chapter-sidebar nav {
    display: block !important;
    overflow: visible !important;
  }

  body .chapter-sidebar__link {
    display: block !important;
    min-width: 0 !important;
  }

  body .chapter-sidebar .download-card {
    display: flex !important;
  }
}

/* Only compact mobile screens stack the chapter navigation. */
@media (max-width: 720px) {
  body .elementor .chapter-page-shell.e-con,
  body .chapter-page-shell.e-con,
  body .chapter-page-shell.e-con > .e-con-inner {
    display: grid !important;
    grid-template-columns: 1fr !important;
    row-gap: 24px !important;
  }

  body .teachob-sidebar-column.e-con,
  body .chapter-main.e-con {
    grid-column: 1 !important;
    width: 100% !important;
  }

  body .teachob-sidebar-column.e-con { grid-row: 1 !important; }
  body .chapter-main.e-con { grid-row: 2 !important; }
}


/* ================================================================
   TeachOB Elementor 1.2.0 — instructor access and content integrity
   ================================================================ */
.nav-logout {
  padding: 12px 0 !important;
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
}
.nav-logout:hover { color: var(--teal); }

.auth-tabs__nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
  padding: 4px;
  margin-bottom: 28px;
  background: var(--paper-2);
  border: 1px solid var(--line);
}
.auth-tabs__nav button {
  min-height: 46px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-weight: 800;
  cursor: pointer;
}
.auth-tabs__nav button[aria-selected="true"] {
  background: var(--navy);
  color: #fff;
  box-shadow: 0 7px 18px rgba(16, 37, 45, .14);
}
.auth-panel[hidden] { display: none !important; }
.auth-panel h2 { margin: 10px 0 24px; }
.teachob-auth-form { display: grid; gap: 15px; }
.teachob-auth-form label { display: block; color: var(--ink); font-size: 12px; font-weight: 800; }
.teachob-auth-form label > span { display: block; margin-bottom: 6px; }
.teachob-auth-form input[type="text"],
.teachob-auth-form input[type="email"],
.teachob-auth-form input[type="password"] {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  border: 1px solid var(--line-dark);
  border-radius: 2px;
  background: var(--surface-soft);
  color: var(--ink);
  outline: none;
}
.teachob-auth-form input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(14, 111, 102, .12);
}
.auth-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.teachob-auth-form .login-remember { display: flex; align-items: center; gap: 8px; font-weight: 650; }
.teachob-auth-form .login-remember span { margin: 0; }
.auth-submit {
  min-height: 52px;
  margin-top: 2px;
  border: 0;
  border-radius: 2px;
  background: var(--navy);
  color: #fff;
  font-weight: 850;
  cursor: pointer;
}
.auth-submit:hover { background: var(--teal-dark); }
.auth-notice { margin-bottom: 20px; padding: 13px 15px; border: 1px solid; font-size: 13px; line-height: 1.5; }
.auth-notice--info { background: #edf6f3; border-color: #a8cfc3; color: #164f48; }
.auth-notice--error { background: #fff1ed; border-color: #e8b5a5; color: #713522; }
.password-guidance { margin: -2px 0 0; color: var(--muted); font-size: 11px; line-height: 1.45; }
.teachob-honeypot { position: absolute !important; left: -99999px !important; width: 1px !important; height: 1px !important; opacity: 0 !important; }
.account-welcome { color: var(--ink-2); }
.account-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }

/* Use Elementor's native flex containers instead of relying on its changing
   grid custom properties. This keeps the sidebar and content in one row. */
@media (min-width: 721px) {
  body.teachob-chapter-page .chapter-page-shell.e-con,
  body.teachob-chapter-page .chapter-page-shell.e-con > .e-con-inner {
    --display: flex !important;
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: flex-start !important;
    gap: clamp(24px, 4vw, 68px) !important;
    width: 100% !important;
    max-width: var(--shell) !important;
  }
  body.teachob-chapter-page .chapter-page-shell.e-con > .teachob-sidebar-column.e-con,
  body.teachob-chapter-page .chapter-page-shell.e-con > .e-con-inner > .teachob-sidebar-column.e-con {
    display: block !important;
    flex: 0 0 clamp(210px, 20vw, 270px) !important;
    width: clamp(210px, 20vw, 270px) !important;
    max-width: 270px !important;
    min-width: 0 !important;
    order: 0 !important;
  }
  body.teachob-chapter-page .chapter-page-shell.e-con > .chapter-main.e-con,
  body.teachob-chapter-page .chapter-page-shell.e-con > .e-con-inner > .chapter-main.e-con {
    display: block !important;
    flex: 1 1 0 !important;
    width: 0 !important;
    max-width: none !important;
    min-width: 0 !important;
    order: 1 !important;
  }
}
@media (max-width: 720px) {
  body.teachob-chapter-page .chapter-page-shell.e-con,
  body.teachob-chapter-page .chapter-page-shell.e-con > .e-con-inner {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
  }
  body.teachob-chapter-page .teachob-sidebar-column.e-con,
  body.teachob-chapter-page .chapter-main.e-con {
    width: 100% !important;
    max-width: none !important;
    flex: 0 0 auto !important;
  }
  .auth-form-grid { grid-template-columns: 1fr; }
}

/* Prevent imported chapter material from being stretched, clipped, or pushed
   outside the Elementor content column. */
body.teachob-chapter-page .chapter-main,
body.teachob-chapter-page .chapter-main .elementor-element,
body.teachob-chapter-page .chapter-main .elementor-widget-container,
body.teachob-chapter-page .resource-accordion,
body.teachob-chapter-page .resource-accordion__panel,
body.teachob-chapter-page .source-content,
body.teachob-chapter-page .editable-content-section,
body.teachob-chapter-page .editable-content-section__grid {
  min-width: 0 !important;
  max-width: 100% !important;
}
body.teachob-chapter-page .source-content {
  overflow-wrap: anywhere;
  word-break: normal;
}
body.teachob-chapter-page .source-content img,
body.teachob-chapter-page .editable-content-section img {
  display: block;
  width: auto !important;
  max-width: 100% !important;
  height: auto !important;
  margin-inline: auto;
  object-fit: contain !important;
}
body.teachob-chapter-page .source-content iframe,
body.teachob-chapter-page .source-content video,
body.teachob-chapter-page .source-content embed {
  max-width: 100% !important;
}
body.teachob-chapter-page .table-scroll {
  display: block;
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
body.teachob-chapter-page .source-content table {
  width: 100%;
  border-collapse: collapse;
}
body.teachob-chapter-page .source-content td,
body.teachob-chapter-page .source-content th {
  vertical-align: top;
  overflow-wrap: normal;
  word-break: normal;
}
body.teachob-chapter-page .resource-accordion__trigger {
  width: 100%;
  min-width: 0;
}
body.teachob-chapter-page .resource-accordion__title { min-width: 0; }
body.teachob-chapter-page .resource-accordion__title strong,
body.teachob-chapter-page .resource-accordion__title small { overflow-wrap: anywhere; }
body.teachob-chapter-page .editable-content-section__grid > * { min-width: 0; }

@media (max-width: 980px) {
  .access-page { grid-template-columns: 1fr !important; }
  .access-page__visual { min-height: 480px; }
  .access-page__form-wrap { padding: 44px 24px 64px; }
}


/* Client feedback v1.4.0 */
.topic-grid__lo {
  justify-self: end;
  min-width: 70px;
  padding: 7px 9px;
  border: 1px solid var(--line);
  color: var(--teal-dark);
  background: var(--surface-soft);
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: 10px;
  font-style: normal;
  font-weight: 800;
  letter-spacing: .08em;
  text-align: center;
  text-transform: uppercase;
}
.topic-grid a:hover .topic-grid__lo { border-color: var(--teal); background: #fff; }
.resource-overview {
  margin-top: 28px;
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid var(--line);
  background: var(--surface);
}
.resource-overview__head h2 {
  margin: 10px 0 24px;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 400;
  line-height: 1.06;
}
.resource-overview__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 12px;
}
.resource-overview__grid article {
  min-height: 112px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border: 1px solid var(--line);
  background: var(--surface-soft);
}
.resource-overview__grid strong {
  display: block;
  color: var(--ink);
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 23px;
  font-weight: 400;
  line-height: 1.15;
}
.resource-overview__grid small { display: block; margin-top: 8px; color: var(--muted); font-size: 12px; }
.teachob-lo-panel[hidden] { display: none !important; }
.teachob-lo-tabs .lo-jump a[aria-selected="true"] { background: var(--teal); border-color: var(--teal); color: #fff; }
.teachob-lo-panel > .editable-content-section__grid > .editable-content-section__content > h2 {
  font-size: clamp(36px, 4vw, 52px) !important;
}
.teachob-lo-panel h2,
.teachob-lo-panel h3,
.teachob-lo-panel h4 {
  font-size: clamp(24px, 2.4vw, 30px) !important;
  line-height: 1.2;
}
.teachob-config-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.teachob-config-table th,
.teachob-config-table td { padding: 18px 16px; border: 1px solid #2e3437; vertical-align: middle; }
.teachob-config-table th { background: #fff; font-family: Georgia, 'Times New Roman', serif; font-size: 19px; }
.teachob-config-table th:first-child,
.teachob-config-table td:first-child { width: 18%; font-weight: 800; }
.teachob-config-table .config-objective > * { background: #FCE4D6; }
.teachob-config-table .config-before > * { background: #FFF2CC; }
.teachob-config-table .config-during > * { background: #E2EFDA; }
.teachob-config-table .config-after > * { background: #D9E1F2; }
.teachob-config-table a { color: var(--teal-dark); font-weight: 750; text-decoration: underline; text-underline-offset: 2px; }
.teachob-config-table a:hover { color: var(--ink); }
.teachob-popup-link::after { content: ' ↗'; font-size: .8em; }
@media (max-width: 760px) {
  .resource-overview__grid { grid-template-columns: 1fr; }
  .topic-grid a { grid-template-columns: 34px minmax(0,1fr) auto !important; }
  .topic-grid__lo { min-width: 58px; padding: 6px; font-size: 9px; }
  .teachob-config-table { min-width: 760px; }
}

/* ========================================================================
   TeachOB v1.5.0 — client-review design and interaction layer
   Loaded after the prototype rules so it remains authoritative in Elementor.
   ======================================================================== */

/* Hierarchical Chapter 5 navigation */
.chapter-sidebar__group { border-bottom: 1px solid var(--line); }
.chapter-sidebar__row { display: grid; grid-template-columns: minmax(0,1fr) 38px; align-items: stretch; }
.chapter-sidebar__group:not(.has-children) .chapter-sidebar__row { grid-template-columns: 1fr; }
.chapter-sidebar__group .chapter-sidebar__link { border-bottom: 0 !important; }
.chapter-sidebar__subtoggle {
  border: 0; border-left: 1px solid var(--line); background: transparent; cursor: pointer;
  display: grid; place-items: center; color: var(--teal-dark); min-width: 38px;
}
.chapter-sidebar__subtoggle i { font-style: normal; font-size: 18px; transition: transform .2s ease; }
.chapter-sidebar__subtoggle[aria-expanded="true"] i { transform: rotate(45deg); }
.chapter-sidebar__subnav { padding: 5px 10px 11px 18px; background: var(--surface-soft); }
.chapter-sidebar__subnav[hidden] { display: none !important; }
.chapter-sidebar__subnav a {
  display: block; position: relative; padding: 8px 8px 8px 15px; color: var(--ink-2);
  font-size: 11px; line-height: 1.35; border-left: 1px solid var(--line-dark);
}
.chapter-sidebar__subnav a::before { content: ''; position: absolute; left: -1px; top: 15px; width: 7px; border-top: 1px solid var(--line-dark); }
.chapter-sidebar__subnav a:hover,
.chapter-sidebar__subnav a.is-current { color: var(--teal-dark); background: rgba(185,226,210,.22); }

/* Six-tile chapter/overview bands */
.mini-link-grid--six { grid-template-columns: repeat(3,minmax(0,1fr)); }
.page-banner-band .mini-link-grid a { min-height: 112px; }
.page-banner-band .mini-link-grid a > span:first-child,
.page-banner-band .mini-link-grid .section-label {
  display: block; color: var(--teal); font-size: 9px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase;
}
.page-banner-band .mini-link-grid strong { font-family: Georgia,'Times New Roman',serif; font-size: 17px; font-weight: 500; }
.page-banner-band .mini-link-grid small { margin-top: 8px; }

/* Chapter hub major-topic table */
.major-topic-table-wrap { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.major-topic-table { width: 100%; border-collapse: collapse; table-layout: fixed; background: #fff; }
.major-topic-table th,
.major-topic-table td { border: 1px solid #aeb9b8; padding: 17px 18px; vertical-align: middle; }
.major-topic-table thead th { background: var(--navy); color: #fff; text-align: left; font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.major-topic-table th:first-child { width: 22%; }
.major-topic-table .major-topic-table__lo { text-align: center; font-family: Georgia,'Times New Roman',serif; font-size: 20px; font-weight: 500; }
.major-topic-table .major-topic-table__lo a { display: block; color: inherit; text-decoration: none; }
.major-topic-table .major-topic-table__lo a:hover { text-decoration: underline; text-underline-offset: 3px; }
.major-topic-table tr.lo-group-1 .major-topic-table__lo { background: #D0CECE; }
.major-topic-table tr.lo-group-2 .major-topic-table__lo { background: #D6DCE4; }
.major-topic-table tr.lo-group-3 .major-topic-table__lo { background: #D9E1F2; }
.major-topic-table tr.lo-group-4 .major-topic-table__lo { background: #FCE4D6; }
.major-topic-table tr.lo-group-5 .major-topic-table__lo { background: #FFF2CC; }
.major-topic-table .major-topic-table__topic { font-size: 15px; color: var(--ink); }

/* Sticky one-at-a-time LO ribbon and contextual downloads */
.teachob-lo-tabs {
  position: sticky; top: calc(var(--header-h,84px) + 12px); z-index: 45;
  box-shadow: 0 9px 28px rgba(16,37,45,.11); border: 1px solid var(--line);
  background: rgba(255,255,255,.97); backdrop-filter: blur(14px);
}
.admin-bar .teachob-lo-tabs { top: calc(var(--header-h,84px) + 44px); }
.teachob-lo-tabs [data-download-for][hidden] { display: none !important; }
.teachob-lo-tabs .lo-jump { flex-wrap: wrap; }
.teachob-lo-tabs .lo-jump > span { font-weight: 800; }
.teachob-lo-panel { scroll-margin-top: 190px; }
.teachob-lo-panel .editable-content-section__grid { grid-template-columns: 1fr !important; }
.teachob-lo-panel .source-content { max-width: 950px; }
.teachob-lo-panel .source-content > :is(h1,h2,h3,h4) { font-family: Georgia,'Times New Roman',serif; }
.teachob-lo-panel .source-content h2 { font-size: clamp(31px,3vw,42px) !important; margin-top: 1.35em; }
.teachob-lo-panel .source-content h3 { font-size: clamp(24px,2.3vw,30px) !important; margin-top: 1.3em; }
.teachob-lo-panel .source-content h4 { font-size: clamp(20px,2vw,24px) !important; }

/* Internal selector ribbons inside Intermediate resources */
.resource-inner-tabs { margin: 0; }
.resource-inner-tabs__nav {
  position: sticky; top: calc(var(--header-h,84px) + 18px); z-index: 12;
  display: flex; flex-wrap: wrap; gap: 8px; padding: 14px;
  border-bottom: 1px solid var(--line); background: #f8f6f0;
}
.resource-inner-tabs__nav button {
  border: 1px solid var(--line-dark); background: #fff; color: var(--ink); cursor: pointer;
  border-radius: 999px; padding: 10px 14px; font-size: 12px; font-weight: 800;
}
.resource-inner-tabs__nav button[aria-selected="true"] { background: var(--teal); border-color: var(--teal); color: #fff; }
.resource-inner-tabs__panel { padding: clamp(22px,4vw,46px); }
.resource-inner-tabs__panel[hidden] { display: none !important; }

/* Source image galleries and full-document conversions */
.feature-gallery { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
.feature-gallery--single { grid-template-columns: 1fr; }
.feature-gallery figure { margin: 0; padding: 14px; border: 1px solid var(--line); background: #fff; }
.feature-gallery img { width: 100%; height: auto !important; max-height: none !important; object-fit: contain; }
.feature-gallery figcaption { margin-top: 10px; color: var(--muted); font-size: 12px; }
.resource-accordion__panel .source-content img {
  display: block; width: auto; max-width: 100%; height: auto !important; margin: 24px auto;
}
.resource-accordion__panel .resource-media img { width: 100%; height: auto; object-fit: cover; }
.resource-accordion[id*="integrate-it-ai"] .source-content img { width: min(100%,1200px); }

/* Every reflection question gets a distinct box */
.resource-accordion[id*="integrate-it-ai"] .source-content table { border-collapse: separate; border-spacing: 12px; table-layout: fixed; }
.resource-accordion[id*="integrate-it-ai"] .source-content table td {
  border: 1px solid #bcc7c5 !important; background: #f1f3ee !important; padding: 20px !important;
  vertical-align: top; box-shadow: 0 4px 14px rgba(16,37,45,.05);
}
.resource-accordion[id*="integrate-it-ai"] .source-content table td > p:first-child { margin-top: 0; }

/* 5 Ds application activity formatting */
.aba-step-heading {
  margin: 42px 0 18px !important; padding-bottom: 8px; text-align: center;
  text-decoration: underline; text-underline-offset: 5px; border-bottom: 0 !important;
}
.aba-question-box {
  margin: 20px 0; padding: 22px 24px; border: 1px solid #c7cfcc; border-left: 5px solid var(--teal);
  background: #f6f5ef; box-shadow: 0 7px 20px rgba(16,37,45,.05);
}
.aba-question { margin-left: 14px !important; font-weight: 750; }
.aba-response { margin-left: 34px !important; }
.aba-response.is-correct,
.aba-question-box .is-correct { padding: 9px 12px; background: #e2efda; border-left: 4px solid #4d7f56; font-weight: 750; }
.aba-feedback { margin-left: 34px !important; padding: 10px 13px; background: #fff; border-left: 3px solid var(--gold); }

/* Integrative and Legal/Ethical Q&A */
.case-qa-pair { margin: 18px 0; padding: 20px 22px; border: 1px solid var(--line); background: var(--surface-soft); }
.case-qa-pair .case-question { margin: 0 0 12px 24px; padding-left: 8px; font-weight: 750; }
.case-qa-pair .case-answer { margin: 0 0 0 34px; padding-left: 15px; border-left: 3px solid var(--teal); }

/* Learning Goals ribbon */
.learning-goals-copy { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 13px; }
.learning-goals-copy section { padding: 19px; border: 1px solid var(--line); background: var(--surface-soft); }
.learning-goals-copy h3 { margin: 0 0 10px; font-family: Georgia,'Times New Roman',serif; font-size: 24px; }
.learning-goals-copy p { margin: 0; color: var(--ink-2); }

/* Lesson plans rebuilt from the Word-document visual system */
.lesson-source .table-scroll { margin-block: 0; }
.lesson-source table { width: 100%; border-collapse: collapse; table-layout: fixed; margin: 0 !important; }
.lesson-source table td,
.lesson-source table th { border: 1px solid #b9c1c0 !important; padding: 13px 14px !important; vertical-align: top; color: #222222; }
.lesson-source .lesson-title-table td,
.lesson-source .lesson-title-table th { background: #1F3864 !important; color: #fff !important; font-family: Georgia,'Times New Roman',serif; font-size: 23px; }
.lesson-source .lesson-meta-table tr:nth-child(odd) td { background: #f2f3f1 !important; }
.lesson-source .lesson-meta-table tr:nth-child(even) td { background: #fff !important; }
.lesson-source .lesson-before-heading td,
.lesson-source .lesson-before-heading th { background: #0F6E6A !important; color: #fff !important; font-weight: 800; }
.lesson-source .lesson-during-heading td,
.lesson-source .lesson-during-heading th { background: #C9971C !important; color: #222222 !important; font-weight: 800; }
.lesson-source .lesson-after-heading td,
.lesson-source .lesson-after-heading th { background: #1F3864 !important; color: #fff !important; font-weight: 800; }
.lesson-source :is(.lesson-before-table,.lesson-during-table,.lesson-after-table) tr:nth-child(odd) td { background: #fff !important; }
.lesson-source :is(.lesson-before-table,.lesson-during-table,.lesson-after-table) tr:nth-child(even) td { background: #F2F2F2 !important; }
.lesson-source :is(.lesson-before-table,.lesson-during-table,.lesson-after-table) tr:first-child td,
.lesson-source :is(.lesson-before-table,.lesson-during-table,.lesson-after-table) tr:first-child th { font-weight: 800; }

/* Contact radio field */
.contact-topic-fieldset { margin: 22px 0; padding: 0; border: 0; }
.contact-topic-fieldset legend { margin-bottom: 12px; color: var(--ink); font-weight: 800; }
.contact-topic-options { display: grid; gap: 10px; }
.contact-topic-option {
  display: grid !important; grid-template-columns: 20px minmax(0,1fr); align-items: start; gap: 11px;
  padding: 12px 13px; border: 1px solid var(--line); background: var(--surface-soft); cursor: pointer;
}
.contact-topic-option input { width: 18px !important; height: 18px; margin-top: 2px; }
.contact-topic-option span { line-height: 1.45; }

/* Responsive content safeguards */
@media (max-width: 1100px) {
  .mini-link-grid--six { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .learning-goals-copy { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
  .mini-link-grid--six,
  .feature-gallery { grid-template-columns: 1fr; }
  .teachob-lo-tabs { top: 8px; padding: 10px !important; }
  .admin-bar .teachob-lo-tabs { top: 54px; }
  .teachob-lo-tabs .lo-jump { display: flex; flex-wrap: nowrap; overflow-x: auto; padding-bottom: 5px; }
  .teachob-lo-tabs .lo-jump > span { flex: 0 0 100%; }
  .teachob-lo-tabs .lo-jump a { flex: 0 0 auto; }
  .teachob-lo-tabs .download-actions { display: flex; overflow-x: auto; width: 100%; }
  .teachob-lo-tabs .download-actions > * { flex: 0 0 auto; }
  .resource-inner-tabs__nav { position: static; flex-wrap: nowrap; overflow-x: auto; }
  .resource-inner-tabs__nav button { flex: 0 0 auto; }
  .major-topic-table { min-width: 660px; }
  .aba-question-box { padding: 17px; }
  .aba-question,
  .aba-response,
  .aba-feedback,
  .case-qa-pair .case-question,
  .case-qa-pair .case-answer { margin-left: 0 !important; }
  .lesson-source table { min-width: 680px; }
}


/* ========================================================================
   TeachOB v1.5.2 — final code-audit corrections
   ======================================================================== */

/* Match all LO content headers to the approved LO 5-2 visual hierarchy. */
.teachob-lo-panel .lo-objective-statement {
  margin: 0 0 24px;
  padding: 14px 17px;
  border-left: 4px solid var(--teal);
  background: #f3f6f2;
  color: var(--ink-2);
  font-size: 16px;
}
.teachob-lo-panel .lo-content-heading {
  font-size: clamp(24px,2.3vw,30px) !important;
  line-height: 1.2 !important;
  font-family: Georgia,'Times New Roman',serif !important;
}
.teachob-lo-panel > .editable-content-section__grid > .editable-content-section__content > h2 {
  font-size: clamp(36px,4vw,52px) !important;
}

/* Full-size desktop process model plus a readable vertical mobile version. */
.integrate-process-model { margin: 28px 0; width: 100%; }
.integrate-process-model img {
  display: block;
  width: 100% !important;
  max-width: 1200px !important;
  height: auto !important;
  margin: 0 auto !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  object-fit: contain !important;
}
.integrate-process-model__mobile { display: none !important; }

/* Every Integrate It reflection question, including Q1 and Q2 in THEAD,
   gets the same distinct shaded box. */
.resource-accordion[id*="integrate-it-ai"] .source-content table :is(th,td) {
  border: 1px solid #bcc7c5 !important;
  background: #f1f3ee !important;
  color: var(--ink) !important;
  padding: 20px !important;
  vertical-align: top;
  text-align: left;
  font-weight: 400;
  box-shadow: 0 4px 14px rgba(16,37,45,.05);
}
.resource-accordion[id*="integrate-it-ai"] .source-content table :is(th,td) > p:first-child { margin-top: 0; }

/* Professional, CSS-drawn metadata icons for the Interactive Group Exercise. */
.teachob-meta-icon {
  display: inline-block;
  position: relative;
  width: 20px;
  height: 20px;
  margin-right: 7px;
  color: var(--teal-dark);
  vertical-align: -4px;
}
.teachob-meta-icon--time {
  border: 1.8px solid currentColor;
  border-radius: 50%;
}
.teachob-meta-icon--time::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 3px;
  width: 1.8px;
  height: 7px;
  background: currentColor;
  transform-origin: bottom;
}
.teachob-meta-icon--time::after {
  content: '';
  position: absolute;
  left: 8px;
  top: 9px;
  width: 5px;
  height: 1.8px;
  background: currentColor;
}
.teachob-meta-icon--groups::before,
.teachob-meta-icon--groups::after {
  content: '';
  position: absolute;
  top: 1px;
  width: 7px;
  height: 7px;
  border: 1.6px solid currentColor;
  border-radius: 50%;
}
.teachob-meta-icon--groups::before { left: 1px; }
.teachob-meta-icon--groups::after { right: 1px; }
.teachob-meta-icon--groups {
  border-bottom: 1.8px solid currentColor;
  border-radius: 0 0 10px 10px;
}
.teachob-meta-icon--format {
  border: 1.7px solid currentColor;
  border-radius: 2px;
}
.teachob-meta-icon--format::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 5px;
  width: 10px;
  height: 6px;
  border-left: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg);
}
.teachob-meta-icon--materials {
  border: 1.7px solid currentColor;
  border-radius: 2px;
  margin-top: 2px;
  height: 16px;
}
.teachob-meta-icon--materials::before {
  content: '';
  position: absolute;
  left: 2px;
  top: -5px;
  width: 8px;
  height: 5px;
  border: 1.7px solid currentColor;
  border-bottom: 0;
  border-radius: 2px 2px 0 0;
}
.scenario-marker {
  display: inline-grid;
  place-items: center;
  min-width: 27px;
  height: 27px;
  margin-right: 8px;
  border: 1px solid var(--teal);
  border-radius: 50%;
  color: var(--teal-dark);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .04em;
}

@media (max-width: 760px) {
  .integrate-process-model__desktop { display: none !important; }
  .integrate-process-model__mobile {
    display: block !important;
    width: min(100%,680px) !important;
  }
}


/* Shared top/footer chapter subfolder navigation — v1.5.3 */
.mega-menu--folders { max-height: min(760px, calc(100vh - 120px)); }
.mega-menu--folders .mega-menu__links { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:8px; align-content:start; overflow-y:auto; overscroll-behavior:contain; }
.mega-menu__group { min-width:0; border:1px solid var(--line); border-radius:12px; background:var(--surface-soft); overflow:hidden; }
.mega-menu__row { display:grid; grid-template-columns:minmax(0,1fr) 38px; align-items:stretch; }
.mega-menu__group:not(.has-children) .mega-menu__row { grid-template-columns:1fr; }
.mega-menu__links .mega-menu__parent { display:block; min-width:0; padding:12px 12px 11px; border-radius:0; background:transparent; font-weight:750; }
.mega-menu__links .mega-menu__parent:hover { background:var(--paper); }
.mega-menu__subtoggle { display:grid; place-items:center; width:38px; min-width:38px; padding:0; border:0; border-left:1px solid var(--line); background:transparent; color:var(--teal-dark); cursor:pointer; }
.mega-menu__subtoggle:hover { background:var(--paper); }
.mega-menu__subtoggle i,.footer-chapter-nav__toggle i { font-style:normal; font-size:18px; transition:transform .2s ease; }
.mega-menu__subtoggle[aria-expanded="true"] i,.footer-chapter-nav__toggle[aria-expanded="true"] i { transform:rotate(45deg); }
.mega-menu__subnav { padding:6px 8px 9px; border-top:1px solid var(--line); background:#fff; }
.mega-menu__subnav[hidden],.footer-chapter-nav__subnav[hidden] { display:none!important; }
.mega-menu__subnav a { display:block; padding:8px 9px 8px 18px; position:relative; border-radius:7px; color:var(--ink-2); font-size:11px; line-height:1.35; font-weight:650; }
.mega-menu__subnav a::before { content:''; position:absolute; left:7px; top:15px; width:5px; border-top:1px solid var(--line-dark); }
.mega-menu__subnav a:hover { color:var(--teal-dark); background:rgba(185,226,210,.18); }
.footer-chapter-nav { gap:0!important; width:100%; }
.footer-chapter-nav__group { width:100%; border-bottom:1px solid rgba(255,255,255,.11); }
.footer-chapter-nav__row { display:grid; grid-template-columns:minmax(0,1fr) 32px; align-items:stretch; }
.footer-chapter-nav__group:not(.has-children) .footer-chapter-nav__row { grid-template-columns:1fr; }
.site-footer__grid .footer-chapter-nav__parent { display:flex; flex-direction:column; gap:2px; padding:9px 0; color:rgba(255,255,255,.78); font-size:13px; line-height:1.3; }
.site-footer__grid .footer-chapter-nav__parent small { color:var(--mint); font-size:8px; font-weight:800; letter-spacing:.12em; text-transform:uppercase; }
.footer-chapter-nav__toggle { display:grid; place-items:center; width:32px; padding:0; border:0; border-left:1px solid rgba(255,255,255,.11); background:transparent; color:var(--mint); cursor:pointer; }
.footer-chapter-nav__toggle:hover { background:rgba(255,255,255,.05); }
.footer-chapter-nav__subnav { padding:2px 0 10px 12px; }
.site-footer__grid .footer-chapter-nav__subnav a { display:block; padding:5px 0 5px 12px; position:relative; color:rgba(255,255,255,.58); font-size:11px; line-height:1.35; }
.footer-chapter-nav__subnav a::before { content:''; position:absolute; left:0; top:12px; width:6px; border-top:1px solid rgba(255,255,255,.28); }
.site-footer__grid .footer-chapter-nav__subnav a:hover { color:var(--mint); }
.mega-menu__subnav a.is-current { color: var(--teal-dark); background: rgba(185,226,210,.22); }
.site-footer__grid .footer-chapter-nav__subnav a.is-current { color: var(--mint); font-weight: 750; }


/* ========================================================================
   TeachOB v1.5.4 — Section 6 Learning Goals 2 x 3 Navigation Hub matrix
   ======================================================================== */
.learning-goals-matrix {
  margin-top: 28px;
  padding: clamp(28px,4vw,48px);
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 4px;
  overflow: hidden;
}
.learning-goals-matrix__intro { max-width: 880px; margin-bottom: 28px; }
.learning-goals-matrix__intro h2 {
  margin: 10px 0 10px;
  font-family: Georgia,'Times New Roman',serif;
  font-size: clamp(36px,4vw,54px);
  line-height: 1.03;
  font-weight: 400;
}
.learning-goals-matrix__intro p { margin: 0; color: var(--ink-2); font-size: 16px; }
.learning-goals-matrix__grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 16px;
  align-items: stretch;
}
.learning-goals-matrix__column {
  min-width: 0;
  display: grid;
  grid-template-rows: minmax(440px,auto) 1fr;
  border: 1px solid #a8adac;
  background: #fff;
}
.learning-goals-matrix__visual { min-width: 0; display: flex; flex-direction: column; }
.learning-goals-matrix__nav-head {
  min-height: 116px;
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  text-align: center;
  background: #E7E6E6;
  border-bottom: 1px solid #8e9392;
}
.learning-goals-matrix__nav-head span {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: #4b5557;
}
.learning-goals-matrix__nav-head strong {
  font-family: Georgia,'Times New Roman',serif;
  font-size: 20px;
  line-height: 1.13;
  font-weight: 700;
  color: #15191a;
}
.learning-goals-matrix__activity-head {
  min-height: 52px;
  padding: 11px 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 13px;
  line-height: 1.25;
  font-weight: 800;
  background: #E7E6E6;
  border-bottom: 1px solid #8e9392;
}
.learning-goals-matrix__split-head,
.learning-goals-matrix__resource-split {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
}
.learning-goals-matrix__split-head > :first-child,
.learning-goals-matrix__resource-split > :first-child { border-right: 1px solid #8e9392; }
.learning-goals-matrix__resource-split { flex: 1; }
.learning-goals-matrix__resource {
  min-width: 0;
  padding: 22px 14px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  color: #172a2e;
  font-size: 13px;
  line-height: 1.42;
}
.learning-goals-matrix__resource p { margin: 0 0 14px; }
.learning-goals-matrix__resource p:last-child { margin-bottom: 0; }
.learning-goals-matrix__resource strong { font-weight: 800; }
.learning-goals-matrix__resource--foundational {
  flex: 1;
  background: #595959;
  color: #fff;
  font-size: 14px;
}
.learning-goals-matrix__resource--foundational strong { color: inherit; }
.learning-goals-matrix__resource--intermediate-individual { background: #9DC3E6; }
.learning-goals-matrix__resource--intermediate-group { background: #5B9BD5; }
.learning-goals-matrix__resource--advanced-individual { background: #F4B183; }
.learning-goals-matrix__resource--advanced-group { background: #70AD47; }
.learning-goals-matrix__goal {
  padding: 24px 22px 26px;
  border-top: 5px solid var(--teal);
  background: var(--surface-soft);
}
.learning-goals-matrix__column--foundational .learning-goals-matrix__goal { border-top-color: #767676; }
.learning-goals-matrix__column--intermediate .learning-goals-matrix__goal { border-top-color: #5B9BD5; }
.learning-goals-matrix__column--advanced .learning-goals-matrix__goal { border-top-color: #70AD47; }
.learning-goals-matrix__goal > span {
  display: block;
  margin-bottom: 7px;
  color: var(--teal);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.learning-goals-matrix__goal h3 {
  margin: 0 0 12px;
  font-family: Georgia,'Times New Roman',serif;
  font-size: 30px;
  line-height: 1.08;
  font-weight: 400;
}
.learning-goals-matrix__goal p { margin: 0; color: var(--ink-2); font-size: 14px; line-height: 1.65; }

@media (max-width: 1180px) and (min-width: 801px) {
  .learning-goals-matrix { padding: 28px 22px; }
  .learning-goals-matrix__grid { gap: 10px; }
  .learning-goals-matrix__column { grid-template-rows: minmax(500px,auto) 1fr; }
  .learning-goals-matrix__nav-head { padding-inline: 10px; }
  .learning-goals-matrix__nav-head strong { font-size: 17px; }
  .learning-goals-matrix__resource { padding-inline: 9px; font-size: 11px; }
  .learning-goals-matrix__goal { padding: 20px 16px 22px; }
  .learning-goals-matrix__goal h3 { font-size: 25px; }
  .learning-goals-matrix__goal p { font-size: 13px; }
}
@media (max-width: 800px) {
  .learning-goals-matrix { padding: 24px 18px; }
  .learning-goals-matrix__grid { grid-template-columns: 1fr; gap: 22px; }
  .learning-goals-matrix__column { grid-template-rows: auto auto; }
  .learning-goals-matrix__nav-head { min-height: 94px; }
  .learning-goals-matrix__nav-head strong { font-size: 20px; }
  .learning-goals-matrix__resource { min-height: 220px; font-size: 13px; }
  .learning-goals-matrix__resource--foundational { min-height: 220px; }
  .learning-goals-matrix__goal { padding: 22px 19px 24px; }
}
@media (max-width: 480px) {
  .learning-goals-matrix { margin-inline: 0; padding: 20px 14px; }
  .learning-goals-matrix__split-head,
  .learning-goals-matrix__resource-split { grid-template-columns: 1fr; }
  .learning-goals-matrix__split-head > :first-child,
  .learning-goals-matrix__resource-split > :first-child { border-right: 0; border-bottom: 1px solid #8e9392; }
  .learning-goals-matrix__resource { min-height: 0; padding: 20px 15px; }
  .learning-goals-matrix__nav-head strong { font-size: 18px; }
  .learning-goals-matrix__goal h3 { font-size: 27px; }
}