:root {
  --cream: #fff8ec;
  --white: #ffffff;
  --ink: #1b1b3a;
  --navy: #2b2d6e;
  --orange: #ff7a1a;
  --orange-text: #c2410c;
  --teal: #16b8a6;
  --yellow: #ffc93c;
  --muted: #5a5c85;
  --line: #e4d9c3;
  --input-border: #8c86a8;
  --footer-muted: #b8bae0;

  --font-display: 'Fredoka', system-ui, sans-serif;
  --font-body: 'Nunito', system-ui, sans-serif;

  --gutter: 32px;
  --section-pad: 72px;
  --radius-lg: 28px;
  --radius-md: 16px;
  --pill: 999px;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 26px;
}

h1, h2, h3, p, ul { margin: 0; }

h1, h2 {
  font-family: var(--font-display);
  font-weight: 600;
}

a { color: var(--orange-text); }
a:hover { color: var(--ink); }

button:focus-visible,
input:focus-visible,
a:focus-visible {
  outline: 3px solid var(--navy);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  position: static;
  display: inline-block;
  margin: 8px;
  padding: 8px 16px;
  background: var(--navy);
  color: var(--cream);
}

.muted { color: var(--muted); }

/* Layout */

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}
.container-narrow { max-width: 860px; }

.section {
  padding-top: var(--section-pad);
  padding-bottom: var(--section-pad);
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.section-intro {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 640px;
}
.section-intro h2,
.faq h2 {
  font-size: 40px;
  line-height: 44px;
}
.section-intro p { color: var(--muted); }

.band-white {
  background: var(--white);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

/* Header */

.site-header {
  padding-top: 24px;
  padding-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
}
.brand:hover { color: var(--ink); }

.brand-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 30px;
  line-height: 1;
}
.brand-name-sm { font-size: 24px; }

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  font-weight: 700;
  font-size: 15px;
}
.site-nav a {
  color: var(--ink);
  text-decoration: none;
}
.site-nav a:hover { text-decoration: underline; }

.pill-link {
  background: var(--orange);
  padding: 12px 20px;
  border-radius: var(--pill);
}
.site-nav .pill-link:hover { text-decoration: none; background: var(--yellow); }

/* Hero */

.hero {
  padding-top: 32px;
  padding-bottom: var(--section-pad);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 48px;
}

.hero-copy {
  flex: 1 1 480px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero h1 {
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1.05;
}

.eyebrow {
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.eyebrow-accent { color: var(--orange-text); }

.lead {
  font-size: 19px;
  line-height: 30px;
  color: var(--muted);
  max-width: 540px;
}
.lead-dark {
  font-size: 19px;
  line-height: 30px;
}

.hero-art {
  flex: 1 1 360px;
  min-width: 0;
  display: flex;
  justify-content: center;
}
.hero-art svg {
  max-width: 480px;
  height: auto;
}

/* Forms */

.signup-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
  max-width: 540px;
}

.signup-label {
  font-weight: 700;
  font-size: 15px;
}
.signup-label-lg { font-size: 17px; }

.signup-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.signup-row input { flex: 1 1 260px; }

.signup-form input {
  min-width: 0;
  width: 100%;
  height: 52px;
  padding: 0 20px;
  font: inherit;
  font-size: 17px;
  color: var(--ink);
  background: var(--white);
  border: 2px solid var(--input-border);
  border-radius: var(--pill);
}
.signup-row input { width: auto; }

.signup-form input[aria-invalid="true"] { border-color: var(--orange-text); }

.btn {
  height: 52px;
  padding: 0 28px;
  font: inherit;
  font-weight: 700;
  font-size: 17px;
  border: 0;
  border-radius: var(--pill);
  cursor: pointer;
}
.btn-orange { color: var(--ink); background: var(--orange); }
.btn-orange:hover { background: var(--yellow); }
.btn-navy { color: var(--cream); background: var(--navy); }
.btn-navy:hover { background: var(--ink); }

.form-error {
  font-size: 14px;
  line-height: 20px;
  color: var(--orange-text);
  font-weight: 700;
}

.form-hint {
  font-size: 14px;
  line-height: 20px;
  color: var(--muted);
}

.form-status {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.form-status-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 24px;
  line-height: 30px;
}
.form-status p { color: var(--muted); }

/* Grade bands */

.card-row {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.grade-card {
  flex: 1 1 280px;
  min-width: 0;
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.grade-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 28px;
  line-height: 34px;
}

.tag {
  align-self: flex-start;
  color: var(--ink);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: var(--pill);
}
.tag-teal { background: var(--teal); }
.tag-orange { background: var(--orange); }
.tag-yellow { background: var(--yellow); }

.grade-tool {
  font-size: 14px;
  line-height: 20px;
  font-weight: 700;
}

/* What's inside */

.feature-grid {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.feature {
  flex: 1 1 320px;
  min-width: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 24px;
}

.feature h3,
.faq-item h3 {
  font-weight: 700;
  font-size: 19px;
  line-height: 26px;
}
.feature p,
.faq-item p {
  color: var(--muted);
  margin-top: 4px;
}

/* Teachers and parents */

.audience-row {
  padding-bottom: var(--section-pad);
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.audience-card {
  flex: 1 1 440px;
  min-width: 0;
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.audience-card h2 {
  font-size: 32px;
  line-height: 38px;
}
.audience-card ul {
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.audience-navy { background: var(--navy); color: var(--cream); }
.audience-yellow { background: var(--yellow); color: var(--ink); }

/* Free tutorial */

.band-orange {
  background: var(--orange);
  color: var(--ink);
}

.signup-split {
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  gap: 48px;
}

.signup-copy {
  flex: 1 1 420px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.signup-copy h2 {
  font-size: 44px;
  line-height: 48px;
}

.signup-panel {
  flex: 1 1 380px;
  min-width: 0;
  background: var(--cream);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.signup-panel .signup-form { max-width: none; }

/* FAQ */

.faq { gap: 24px; }

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Footer */

.site-footer {
  background: var(--ink);
  color: var(--cream);
}

.footer-inner {
  padding-top: 40px;
  padding-bottom: 40px;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 420px;
}
.footer-brand .brand { color: var(--cream); }
.footer-brand p {
  font-size: 14px;
  line-height: 20px;
  color: var(--footer-muted);
}

.footer-legal {
  font-size: 13px;
  line-height: 20px;
  color: var(--footer-muted);
  max-width: 520px;
}

.site-footer a { color: var(--footer-muted); }
.site-footer a:hover { color: var(--cream); }
.site-footer a:focus-visible { outline-color: var(--yellow); }

/* Small screens */

@media (max-width: 600px) {
  :root {
    --gutter: 20px;
    --section-pad: 56px;
  }
  .site-nav { gap: 12px 20px; }
  .eyebrow { line-height: 20px; }
  .section-intro h2,
  .faq h2 { font-size: 34px; line-height: 40px; }
  .signup-copy h2 { font-size: 36px; line-height: 42px; }
  .grade-card,
  .signup-panel { padding: 24px; }
  .audience-card { padding: 28px; }
  .btn { width: 100%; }
}