:root {
  --ink: #16345E;
  --deep: #0B1F4D;
  --blue: #2E90F5;
  --blue-2: #33507B;
  --muted: #5A6E90;
  --amber-t: #B77E12;
  --green: #2C8A54;
  --purple: #7A5CD6;
  --sky-1: #8FC2F5;
  --sky-2: #B7DAF9;
  --sky-3: #DCEEFE;
  --sky-4: #EAF3FD;
  --well: #F1F7FF;
  --card: #FFFFFF;
  --shadow-card: 0 8px 20px rgba(20,60,120,.08);
  --shadow-soft: 0 12px 30px rgba(20,60,120,.10);
  --r-card: 24px;
  --r-pill: 999px;
  --maxw: 1120px;
  --font-display: "Varela Round", system-ui, sans-serif;
  --font-body: "Heebo", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 1.05rem; font-weight: 400;
  text-decoration: none; border: 0; cursor: pointer;
  border-radius: var(--r-pill); padding: 15px 28px;
  transition: transform .12s ease, box-shadow .12s ease, background-color .12s ease;
  white-space: nowrap;
}
.btn:active { transform: scale(.96); }
.btn--primary {
  background: var(--ink); color: #fff;
  box-shadow: 0 10px 22px rgba(11,31,77,.28);
}
.btn--primary:hover { background: var(--deep); }
.btn--nav {
  background: rgba(46,144,245,.12); color: var(--ink);
  padding: 11px 22px; font-size: 1rem;
}
.btn--nav:hover { background: rgba(46,144,245,.20); }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 6px; }

/* ===== Nav ===== */
.nav {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--maxw); margin: 0 auto; padding: 20px 24px;
}
.nav__brand img { width: 130px; height: auto; }

/* ===== Hero ===== */
.hero {
  background: linear-gradient(180deg, var(--sky-1) 0%, var(--sky-2) 45%, var(--sky-3) 78%, var(--sky-4) 100%);
  padding: 32px 24px 72px;
}
.hero {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center;
  max-width: var(--maxw); margin: 0 auto; border-radius: 0;
}
.badge {
  display: inline-block; background: #fff; color: var(--blue-2);
  font-weight: 700; font-size: .92rem; padding: 9px 16px; border-radius: var(--r-pill);
  box-shadow: var(--shadow-card); margin: 0 0 22px;
}
.hero__title {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(2.6rem, 6vw, 4.2rem); line-height: 1.08; letter-spacing: -.01em;
  color: var(--ink); margin: 0 0 20px;
}
.hero__sub { font-size: 1.18rem; color: var(--blue-2); margin: 0 0 28px; max-width: 34em; }
.hero__art img {
  width: 100%; filter: drop-shadow(0 24px 40px rgba(20,60,120,.18));
}

/* ===== Signup form ===== */
.signup { max-width: 520px; }
.signup__bar {
  display: flex; gap: 8px; align-items: center;
  background: #fff; padding: 7px; border-radius: var(--r-pill);
  box-shadow: var(--shadow-soft);
}
.signup__input {
  flex: 1 1 auto; min-width: 0; border: 0; background: transparent;
  font-family: var(--font-body); font-size: 1.05rem; color: var(--ink);
  padding: 12px 18px; border-radius: var(--r-pill);
}
.signup__input::placeholder { color: #8595AE; }
.signup__input:focus { outline: none; }
.signup__submit { flex: 0 0 auto; padding-block: 13px; }
.signup__msg { margin: 8px 14px 0; font-size: .95rem; font-weight: 700; }
.signup__msg:empty { display: none; }
.signup__msg[data-state="error"] { color: #C0304A; }
.signup__msg[data-state="ok"] { color: var(--green); }
.signup.is-done .signup__bar { display: none; }
.signup--center { margin-inline: auto; }
.reassure { font-size: .95rem; color: var(--blue-2); margin: 14px 4px 0; font-weight: 500; }

/* ===== Generic section ===== */
.section { max-width: var(--maxw); margin: 0 auto; padding: 76px 24px; }
.eyebrow {
  font-family: var(--font-display); color: var(--blue);
  font-size: 1rem; margin: 0 0 10px; text-align: center;
}
.section__title {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(1.8rem, 4vw, 2.7rem); line-height: 1.15; letter-spacing: -.01em;
  color: var(--ink); text-align: center; margin: 0 auto 44px; max-width: 20em;
}

/* ===== Cards ===== */
.cards { display: grid; gap: 24px; }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
.card, .step {
  background: var(--card); border-radius: var(--r-card); padding: 30px 26px;
  box-shadow: var(--shadow-card);
}
.card__emoji { font-size: 2.4rem; margin-bottom: 14px; }
.card__title, .step__title, .benefit__title {
  font-family: var(--font-display); font-weight: 400; color: var(--ink);
  font-size: 1.3rem; margin: 0 0 10px;
}
.card__body { color: var(--muted); margin: 0; font-size: 1.02rem; }

/* ===== Steps ===== */
.step { text-align: center; }
.step__art { width: 150px; height: auto; margin: 0 auto 6px; }
.step__num {
  display: inline-block; font-family: var(--font-display); color: var(--blue);
  background: var(--well); padding: 5px 16px; border-radius: var(--r-pill);
  font-size: .95rem; margin: 0 0 12px;
}

/* ===== Parents ===== */
.parents { background: linear-gradient(180deg, #fff, var(--sky-4)); border-radius: 40px; }
.parents__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.parents .section__title, .parents .eyebrow { text-align: start; }
.benefits { list-style: none; margin: 0; padding: 0; display: grid; gap: 22px; }
.benefit { display: flex; gap: 16px; align-items: flex-start; }
.benefit__icon {
  flex: 0 0 auto; width: 48px; height: 48px; border-radius: 14px;
  display: grid; place-items: center; font-size: 1.35rem; font-weight: 800;
}
.benefit__icon--tasks  { background: #E7F2FE; color: var(--blue); }
.benefit__icon--boost  { background: #FFF6DC; color: var(--amber-t); }
.benefit__icon--learn  { background: #EFEAFB; color: var(--purple); }
.benefit__icon--growth { background: #E6F6ED; color: var(--green); }
.benefit__title { font-size: 1.15rem; margin: 2px 0 4px; }
.parents__shot img { border-radius: 22px; box-shadow: var(--shadow-soft); }

/* ===== Beam strip ===== */
.beamstrip { display: flex; flex-direction: column; align-items: center; gap: 14px; padding: 56px 24px; text-align: center; }
.beamstrip img { width: 150px; height: auto; animation: bob 3.4s ease-in-out infinite; }
.beamstrip__title { font-family: var(--font-display); font-weight: 400; color: var(--ink); font-size: clamp(1.5rem, 3.4vw, 2.1rem); margin: 0; }
@keyframes bob { 0%,100% { transform: translateY(0) rotate(0); } 50% { transform: translateY(-8px) rotate(-2deg); } }

/* ===== Closing CTA ===== */
.join { padding-top: 20px; }
.join__card {
  background: linear-gradient(180deg, var(--sky-2), var(--sky-4));
  border-radius: 36px; padding: 56px 32px 48px; text-align: center;
  max-width: 760px; margin: 0 auto; position: relative;
  box-shadow: var(--shadow-soft);
}
.join__beam { width: 120px; height: auto; margin: -100px auto 10px; animation: bob 3.4s ease-in-out infinite; }
.join__title { font-family: var(--font-display); font-weight: 400; font-size: clamp(1.7rem, 4vw, 2.5rem); color: var(--ink); margin: 0 0 16px; }
.join__body { color: var(--blue-2); font-size: 1.12rem; max-width: 40em; margin: 0 auto 26px; }
.join .signup { margin-inline: auto; }
.join .reassure { text-align: center; }

/* ===== Footer ===== */
.footer { text-align: center; padding: 44px 24px 56px; background: var(--well); }
.footer__mark { width: 104px; height: auto; margin: 0 auto 16px; }
.footer__links { display: flex; gap: 22px; justify-content: center; flex-wrap: wrap; margin-bottom: 14px; }
.footer__links a { color: var(--blue-2); text-decoration: none; font-weight: 500; }
.footer__links a:hover { text-decoration: underline; }
.footer__note { color: var(--muted); font-size: .92rem; margin: 0; }

/* ===== Reveal animation ===== */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .5s ease, transform .5s ease; }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .beamstrip img, .join__beam { animation: none; }
  html { scroll-behavior: auto; }
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; text-align: center; padding-bottom: 48px; }
  .hero__sub { margin-inline: auto; }
  .hero .signup { margin-inline: auto; }
  .hero__art { order: -1; max-width: 460px; margin-inline: auto; }
  .badge { margin-inline: auto; }
  .cards--3 { grid-template-columns: 1fr 1fr; }
  .parents__grid { grid-template-columns: 1fr; }
  .parents .section__title, .parents .eyebrow { text-align: center; }
  .parents__shot { order: -1; max-width: 520px; margin-inline: auto; }
}
@media (max-width: 560px) {
  .cards--3 { grid-template-columns: 1fr; }
  .section { padding: 56px 20px; }
  .hero { padding: 24px 20px 40px; }
}
/* Stack the signup input above the button on narrow screens so nothing clips */
@media (max-width: 480px) {
  .signup__bar { flex-direction: column; border-radius: 22px; padding: 12px; }
  .signup__input { width: 100%; text-align: center; }
  .signup__submit { width: 100%; }
  .btn--nav { padding: 9px 16px; font-size: .92rem; }
  .nav { padding: 16px; }
}