@import url('https://fonts.googleapis.com/css2?family=Public+Sans:wght@400;500;600;700&family=Sora:wght@500;600;700;800&display=swap');

:root {
  --bg:#031323; --surface:#091d30; --surface-2:#102b40; --card:#091d30;
  --line:#294052; --line-soft:#203548; --ink:#f7f7f5; --heading:#f7f7f5;
  --ink-soft:#e0e5eb; --muted:#c7d0e0; --accent:#08b7ea; --accent-dark:#70d6f3;
  --accent-soft:#103448; --input-line:#58708e; --share-line:#41617f;
  --share-hover:#203f5e; --warm:#f5f1e8; --note-line:#2ea8ff; --tile-hover:#2ea8ff;
  --green:#90d8bc; --font-heading:'Sora',sans-serif; --font-body:'Public Sans',sans-serif;
}
/* This sheet belongs to the hub document, including its course view.
   Layout must not depend on a class being added to body by JavaScript. */
html {scroll-behavior:smooth;scroll-padding-top:28px;}
body {font-family:var(--font-body);font-size:16px;line-height:1.7;min-height:100dvh;background:var(--bg);color:var(--ink);}
h1,h2,h3,.brand-name {font-family:var(--font-heading);}
a {text-decoration:none;text-underline-offset:5px;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible {outline:3px solid var(--accent);outline-offset:5px;}
button,a {-webkit-tap-highlight-color:transparent;}
.site-header {max-width:1056px;margin:auto;padding:24px 28px 0;background:none;border:0;}
.header-inner {display:flex;justify-content:space-between;align-items:center;gap:24px;}
.brand,.brand:visited {display:inline-flex;align-items:center;gap:13px;color:var(--ink);text-decoration:none;min-height:48px;}
.brand-icon {display:grid;place-items:center;flex-shrink:0;width:45px;height:38px;color:var(--accent);}
.brand-icon svg {width:45px;height:38px;}
.brand-name {font-size:19px;font-weight:700;letter-spacing:-.6px;}
.site-nav,.footer-links {display:flex;align-items:center;gap:18px;}
.site-nav a,.footer-links a {display:inline-flex;align-items:center;min-height:44px;color:var(--ink);text-decoration:none;font-size:14px;}
.site-nav a:hover,.footer-links a:hover {color:var(--accent);text-decoration:underline;}
.nav-dot {color:#7d91ae;font-size:12px;}
.menu-toggle {display:none;background:transparent;color:var(--ink);border:1px solid var(--line);border-radius:8px;width:46px;height:46px;cursor:pointer;}
.menu-toggle svg {width:23px;height:23px;}
#header-line {display:none;margin:28px 0 0;color:var(--ink-soft);opacity:1;}
main {max-width:1056px;margin:auto;padding:0 28px 22px;}
.hero {display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);align-items:center;gap:0;padding:48px 0 42px;}
.hero-copy {min-width:0;}
.hero h1 {font-size:clamp(48px,5.8vw,72px);font-weight:800;line-height:1.08;letter-spacing:-3.3px;margin:0 0 20px;}
.hero p {font-size:20px;color:var(--ink-soft);max-width:370px;line-height:1.45;margin-bottom:25px;}
.primary-button,.primary-button:visited {display:inline-flex;align-items:center;justify-content:center;gap:12px;background:#2ea8ff;color:#031323;font-size:17px;font-weight:700;min-height:58px;max-width:100%;padding:14px 24px;border-radius:10px;text-decoration:none;}
.primary-button:hover {background:#78c7ff;text-decoration:none;}
.hero-art {width:100%;height:auto;max-width:600px;min-width:0;display:block;clip-path:inset(0 0 0 1.2%);}
.feature-tiles {display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.feature-tile {display:grid;grid-template-columns:48px minmax(0,1fr);column-gap:16px;align-content:center;min-width:0;padding:25px 22px;border:1px solid var(--line);border-radius:14px;background:var(--surface);text-decoration:none;color:var(--ink);transition:transform 180ms ease;}
.feature-tile:hover {transform:translateY(-4px);border-color:var(--accent);text-decoration:none;}
.feature-tile svg {grid-column:1;grid-row:1 / 3;align-self:center;width:48px;height:48px;color:var(--accent);display:block;margin:0;}
.feature-tile h2 {grid-column:2;color:var(--ink);font-size:clamp(18px,2.1vw,22px);font-weight:700;letter-spacing:-.6px;margin:0 0 8px;display:block;text-decoration:none;}
.feature-tile p {grid-column:2;color:var(--ink-soft);font-size:14px;line-height:1.5;text-decoration:none;}
#class-picker {margin-top:66px;scroll-margin-top:28px;}
h2 {color:var(--ink);font-size:27px;line-height:1.3;letter-spacing:-.8px;}
.section-intro h2 {margin:0 0 10px;}
.section-intro p {color:var(--ink-soft);margin-bottom:23px;}
.class-cards {display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.class-card {position:relative;display:grid;grid-template-columns:42px minmax(0,1fr);column-gap:17px;padding:25px;background:#12243e;border:1px solid var(--line);border-radius:10px;text-decoration:none;color:var(--ink);}
.class-card:hover,.class-card.remembered {background:var(--surface-2);border-color:var(--accent);}
.class-card .class-icon {grid-column:1;grid-row:1 / 5;display:grid;place-items:center;width:42px;height:42px;background:var(--accent-soft);color:var(--accent);border-radius:8px;}
.class-icon svg {width:23px;height:23px;}
.class-card .grade-label {color:#9bb3cf;font-size:12px;text-transform:uppercase;letter-spacing:1.1px;margin:0 0 7px;}
.class-card h2 {font-size:18px;line-height:1.45;margin:0 0 9px;letter-spacing:-.4px;}
.class-card p {margin:0;color:var(--ink-soft);font-size:13px;line-height:1.6;}
.course-foot {display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.class-card .course-foot {grid-column:2;margin-top:13px;}
.course-link {color:var(--accent);font-size:13px;font-weight:700;min-height:30px;display:inline-flex;align-items:center;}
.course-link::after {content:'→';margin-left:12px;}
.new-chip {color:#9fd6ff;background:var(--accent-soft);border-radius:4px;padding:3px 8px;font-size:11px;font-weight:500;white-space:nowrap;}
.continue-class {display:inline-flex;align-items:center;min-height:48px;background:var(--accent-soft);border:1px solid var(--line);color:var(--accent);padding:10px 17px;margin-bottom:20px;border-radius:8px;font-size:14px;font-weight:600;text-decoration:none;}
.browse-reset {background:none;border:0;color:var(--accent);font:600 14px var(--font-body);text-decoration:underline;cursor:pointer;min-height:44px;margin-bottom:14px;}
.parent-intro {display:grid;grid-template-columns:220px minmax(0,1fr);align-items:center;gap:34px;margin-top:26px;padding:28px 34px;background:var(--warm);color:#101c2a;border-radius:14px;}
.family-symbol {display:grid;place-items:center;min-height:160px;border-right:1px solid #cf8e85;}
.family-symbol svg {width:48px;height:48px;color:#dd857a;}
.parent-intro h2 {color:#101c2a;margin:0 0 12px;font-size:29px;}
.parent-intro p {color:#172231;font-size:16px;line-height:1.55;}
.about-card {display:grid;grid-template-columns:minmax(0,43%) minmax(0,1fr);align-items:center;gap:30px;margin-top:20px;padding:18px 26px 18px 18px;border:1px solid #2395bd;border-radius:14px;background:transparent;}
.about-visual {border-right:1px solid #2395bd;padding-right:28px;}
.about-visual img {width:100%;height:auto;display:block;border-radius:9px;}
.about-card h2 {margin:0 0 12px;font-size:29px;}
.about-card p {color:var(--ink-soft);font-size:14px;line-height:1.55;}
.about-card a {display:inline-flex;align-items:center;min-height:44px;margin-top:10px;color:var(--accent);font-size:14px;font-weight:600;text-decoration:none;}
.about-card a:hover {text-decoration:underline;}
.home-note {display:none;}
.course-note {background:var(--surface);color:var(--ink-soft);border-color:var(--accent);font-size:14px;}
.site-footer {max-width:1000px;margin:0 auto;padding:0 0 10px;border:0;text-align:left;color:var(--ink-soft);}
.footer-main {display:flex;align-items:center;justify-content:space-between;gap:25px;}
.footer-brand p {font-size:12px;margin:5px 0 0 58px;}
.footer-links {gap:14px;}
.footer-links a {font-size:13px;}
.copyright {text-align:center;color:#bcc7d2;font-size:12px;margin-top:12px;padding-top:9px;border-top:1px solid var(--line);}
.skip-link {position:absolute;top:8px;left:20px;transform:translateY(-150%);z-index:10;background:var(--accent);color:var(--bg);padding:10px 18px;border-radius:6px;}
.skip-link:focus {transform:translateY(0);}
.course-view .landing-only {display:none!important;}
.course-view #header-line {display:block;}
.course-view main {padding-top:38px;}
.course-view .class-banner {display:block;margin-bottom:32px;}
.course-view #class-title {font-size:32px;line-height:1.3;letter-spacing:-1px;margin:0;}
@media(max-width:767px) {
  .site-header {padding:21px 22px 0;}
  .header-inner {position:relative;gap:12px;}
  .brand {gap:9px;min-width:0;}
  .brand-name {font-size:15px;letter-spacing:-.5px;}
  .brand-icon,.brand-icon svg {width:36px;}
  .menu-toggle {display:grid;place-items:center;flex-shrink:0;}
  .site-nav {display:none;position:absolute;top:62px;left:0;right:0;z-index:5;padding:14px 20px;background:var(--surface);border:1px solid var(--line);border-radius:10px;box-shadow:0 18px 40px #06112380;}
  .site-nav.is-open {display:flex;flex-direction:column;align-items:stretch;gap:3px;}
  .site-nav .nav-dot {display:none;}
  .site-nav a {padding:5px 8px;}
  main {padding:0 22px 22px;}
  .hero {grid-template-columns:minmax(0,1fr);padding:38px 0 26px;gap:14px;}
  .hero h1 {font-size:clamp(45px,10.6vw,68px);letter-spacing:-2.7px;margin-bottom:22px;}
  .hero p {font-size:16px;max-width:340px;margin-bottom:25px;}
  .primary-button {min-height:56px;font-size:14px;padding:14px 24px;}
  .hero-art {width:100%;margin:0;max-width:500px;justify-self:center;}
  .feature-tiles {grid-template-columns:minmax(0,1fr);gap:12px;}
  .feature-tile {padding:20px 22px;}
  .feature-tile svg {margin:0;}
  #class-picker {margin-top:52px;}
  .class-cards {grid-template-columns:minmax(0,1fr);}
  .class-card {padding:22px 19px;}
  .parent-intro {grid-template-columns:minmax(0,1fr);gap:18px;padding:24px;margin-top:20px;}
  .family-symbol {min-height:66px;border:0;border-bottom:1px solid #cf8e85;padding-bottom:18px;justify-content:start;}
  .parent-intro h2,.about-card h2 {font-size:24px;}
  .about-card {grid-template-columns:minmax(0,1fr);gap:20px;padding:18px 20px;margin-top:18px;}
  .about-visual {padding:0 0 20px;border:0;border-bottom:1px solid var(--line);}
  .about-visual img {max-width:360px;margin:auto;}
  .site-footer {margin:0 22px;padding-top:0;}
  .footer-main {flex-direction:column;align-items:flex-start;gap:8px;}
  .footer-brand p {margin-left:45px;}
  .footer-links {gap:10px;flex-wrap:wrap;}
  .copyright {margin-top:12px;}
  .course-view main {padding-top:28px;}
  .course-view #class-title {font-size:26px;}
}
@media(prefers-reduced-motion:reduce) {
  html {scroll-behavior:auto;}
  a,button {transition:none;}
}