:root {
  --navy: #1f2160;
  --navy-deep: #1b1c78;
  --ink: #3a3d5c;
  --muted: #5b5f7a;
  --purple: #6d43d9;
  --purple-2: #8a5cf0;
  --purple-title: #7552d6;
  --yellow: #fdda68;
  --yellow-strong: #ffd45c;
  --cream: #fcf9f6;
  --pink: #f9cee4;
  --green: #0a8a5a;
  --orange: #c2560c;
  --blue: #2563eb;
  --violet: #7c3aed;
  --radius: 18px;
  --shadow: 0 10px 30px rgba(31, 33, 96, .10);
  --shadow-sm: 0 4px 14px rgba(31, 33, 96, .08);
  --font-head: "Fredoka", "Nunito", system-ui, sans-serif;
  --font-body: "Nunito", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
button { font: inherit; cursor: pointer; }
h1, h2, h3 { font-family: var(--font-head); color: var(--navy); margin: 0; line-height: 1.15; }
p { margin: 0; }

.container { width: min(1180px, 100% - 48px); margin-inline: auto; }

.text-purple { color: var(--purple-title); }
.text-yellow { color: var(--yellow-strong); }

/* ---------- Buttons & pills ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 14px 26px;
  border: 0; border-radius: 12px;
  font-family: var(--font-head); font-weight: 600; font-size: 18px;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
}
.btn .arrow { font-size: 20px; line-height: 1; transition: transform .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn:hover .arrow { transform: translateX(4px); }
.btn:focus-visible { outline: 3px solid var(--yellow-strong); outline-offset: 3px; }
.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--purple-2) 0%, var(--purple) 100%);
  box-shadow: 0 8px 20px rgba(109, 67, 217, .35);
}
.btn-light { color: var(--navy); background: linear-gradient(#fff, #ebeaf7); box-shadow: 0 6px 16px rgba(0,0,0,.18); }
.btn-yellow { color: var(--navy-deep); background: linear-gradient(#ffe48a, var(--yellow-strong)); box-shadow: 0 8px 20px rgba(0,0,0,.25); }

.pill {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: #ece9fb;
  color: #4b3fa8;
  font-size: 12px; font-weight: 700;
}
.pill--dark { background: rgba(255,255,255,.14); color: #fff; }

.spark { position: absolute; width: 30px; height: 30px; fill: none; pointer-events: none; }

.section-head { text-align: center; margin-bottom: 40px; }
.section-head h2 { font-size: clamp(28px, 3.4vw, 40px); }
.section-head p { margin-top: 10px; color: var(--muted); font-weight: 600; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #eceaf3;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.logo img { width: 124px; }
.main-nav { display: flex; gap: 34px; }
.nav-link { text-decoration: none; font-weight: 700; color: var(--navy); font-size: 16px; padding: 6px 0; position: relative; }
.nav-link:hover, .nav-link.is-active { color: var(--purple); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.lang { position: relative; }
.lang-btn { display: flex; align-items: center; gap: 6px; border: 0; background: none; font-weight: 800; color: var(--navy); padding: 6px 8px; }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 6px);
  list-style: none; margin: 0; padding: 6px;
  background: #fff; border-radius: 12px; box-shadow: var(--shadow);
  min-width: 130px;
}
.lang-menu button { width: 100%; text-align: left; border: 0; background: none; padding: 8px 10px; border-radius: 8px; color: var(--navy); font-weight: 700; }
.lang-menu button:hover { background: #f1eefc; }
.burger { display: none; width: 42px; height: 42px; border: 0; background: none; padding: 9px; flex-direction: column; justify-content: space-between; }
.burger span { display: block; height: 3px; border-radius: 2px; background: var(--navy); transition: transform .25s ease, opacity .25s ease; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(9.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-9.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 600px;
  background: linear-gradient(90deg, #f6f3fd 0%, #eef0fb 40%, #e9eefa 100%);
  overflow: hidden;
  display: flex; align-items: center;
}
.hero-visual { position: absolute; inset: 0 0 0 auto; width: 62%; }
.hero-visual::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, #f3f2fc 0%, rgba(243,242,252,0) 28%);
}
/* scale-and-crop: keeps native aspect ratio, crops edges only */
.hero-visual img { width: 100%; height: 100%; object-fit: cover; object-position: 30% 20%; }
.hero-inner { position: relative; z-index: 2; padding: 56px 0 96px; }
.hero-card {
  width: min(520px, 100%);
  background: #fff;
  border-radius: 32px;
  padding: 44px 44px 44px;
  box-shadow: 0 20px 50px rgba(31, 33, 96, .14);
}
.hero-card h1 { font-size: clamp(36px, 4.4vw, 54px); font-weight: 600; margin: 20px 0 22px; position: relative; letter-spacing: -.5px; }
.hero-card h1 .spark-title { position: relative; display: inline-block; width: 28px; height: 28px; margin-left: 4px; vertical-align: -2px; }
.hero-card p { font-size: 17px; margin-bottom: 30px; color: var(--ink); }
.hero-card strong { color: var(--navy); }
.hero-note {
  position: absolute; z-index: 3; right: 4%; bottom: 40px;
  display: flex; align-items: center; gap: 10px;
  padding: 14px 24px;
  background: rgba(98, 88, 186, .88);
  backdrop-filter: blur(6px);
  border-radius: 14px;
  color: #fff; font-weight: 700; font-size: 15px;
  box-shadow: var(--shadow);
}
.hero-note em { font-style: normal; color: #ffe07a; }

/* ---------- Learn ---------- */
.learn { padding: 72px 0 96px; background: var(--cream); }
.learn-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.learn-card {
  display: grid; grid-template-columns: 1fr 96px; align-items: center; gap: 10px;
  padding: 22px 18px 22px 24px;
  border-radius: var(--radius);
  border: 1px solid #ece9f2;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.learn-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.learn-card--green { background: linear-gradient(135deg, #fff, #eef7f8); }
.learn-card--orange { background: linear-gradient(135deg, #fff, #fdf3e8); }
.learn-card--blue { background: linear-gradient(135deg, #fff, #eef0ff); }
.learn-card p { margin-top: 14px; font-weight: 800; color: var(--navy); font-size: 16px; line-height: 1.45; }
/* multiply blends the illustration's light backdrop into the card */
.learn-card img {
  mix-blend-mode: multiply; width: 96px;
  -webkit-mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, #000 70%, transparent 100%);
  mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, #000 70%, transparent 100%);
}
.tag { display: inline-block; padding: 4px 10px; border-radius: 8px; color: #fff; font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .3px; }
.tag--green { background: var(--green); }
.tag--orange { background: var(--orange); }
.tag--blue { background: var(--blue); }

/* ---------- Challenge ---------- */
.challenge { background: var(--cream); }
.challenge-band {
  background: linear-gradient(120deg, #4b4296 0%, #3a3a8f 45%, #2c2f86 100%);
  border-radius: 0 260px 260px 0 / 0 220px 220px 0;
  margin-right: 4%;
  padding: 72px 0;
  color: #e9e8fb;
}
.challenge-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; padding-right: 2%; }
.challenge-text h2 { color: #fff; font-size: clamp(28px, 3.2vw, 40px); margin: 18px 0 18px; }
.challenge-text p { font-size: 16px; margin-bottom: 30px; max-width: 470px; color: #e3e2f7; }

.quiz {
  position: relative;
  background: linear-gradient(180deg, #f8f5ff 0%, #efe7fd 100%);
  border: 3px solid #2fb2f4;
  border-radius: 16px;
  overflow: visible;
  box-shadow: 0 0 0 4px rgba(47, 178, 244, .18), 0 22px 50px rgba(10, 10, 60, .30);
}
.spark-quiz { right: -30px; top: -34px; }
/* bright sky-blue header: title is large bold text (>= 3:1); level sits on a darker pill (>= 4.5:1) */
.quiz-head {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 14px 20px;
  background: #0e9be3;
  color: #fff; border-radius: 12px 12px 0 0;
}
.quiz-head strong { font-size: 19px; font-weight: 800; }
.quiz-head span { font-size: 14px; font-weight: 800; padding: 3px 10px; border-radius: 999px; background: rgba(0, 40, 90, .3); white-space: nowrap; }
.quiz-body { padding: 26px 22px 8px; display: grid; gap: 18px; }
.quiz-answer {
  background: #fff;
  border: 2px solid #e6dcfa; border-radius: 16px;
  padding: 18px 22px; color: var(--navy); font-size: 16px; font-weight: 600; line-height: 2;
  box-shadow: 0 6px 18px rgba(124, 77, 219, .14);
}
.sentence {
  position: relative;
  padding: 2px 4px; margin: 0 -2px;
  color: var(--navy); border-radius: 5px;
}
.sentence.is-correct { background: #f8c6dd; color: var(--navy); }
/* pointing-hand cursor drawn at the end of the spotted sentence, as in the mockup */
.sentence.is-correct::after {
  content: ""; position: absolute; right: -10px; bottom: -22px;
  width: 34px; height: 34px; pointer-events: none;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'%3E%3Cpath d='M12 15V6.5a2 2 0 0 1 4 0V14m0-1.5v-1a2 2 0 0 1 4 0V14m0-1a2 2 0 0 1 4 0v1.5m0-.5a2 2 0 0 1 4 0V20c0 4.4-3.6 8-8 8h-1.6a7.5 7.5 0 0 1-6-3l-4.6-6.2a2.1 2.1 0 0 1 3.2-2.7L12 18.5V15' fill='%23fff' stroke='%231f2160' stroke-width='1.8' stroke-linejoin='round' stroke-linecap='round'/%3E%3Cpath d='M8 4.5 6.5 3M5.5 8.5H3.5M8.5 1.5V0' stroke='%231f2160' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat center / contain;
}
.quiz-feedback {
  display: grid; grid-template-columns: 1fr 64px; align-items: center; gap: 12px;
  padding: 16px 18px; border-radius: 14px;
  background: #f1f6f6; border: 2px solid #dcebea;
}
.quiz-feedback strong { color: #123a2c; font-size: 15px; font-weight: 800; }
.quiz-feedback p { color: #3d6a5a; font-size: 14px; margin-top: 4px; line-height: 1.5; }
.quiz-feedback img {
  width: 64px; mix-blend-mode: multiply;
  -webkit-mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, #000 70%, transparent 100%);
  mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, #000 70%, transparent 100%);
}
.quiz-foot {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 22px 18px;
  border-radius: 0 0 12px 12px;
}
/* plain labels (not clickable), as in the mockup */
.quiz-quit { color: #6b6f88; font-weight: 700; font-size: 15px; }
.quiz-next { color: var(--purple); font-weight: 800; font-size: 15px; }

/* ---------- Parents ---------- */
.parents { padding: 96px 0 0; background: var(--cream); }
.parents-band { position: relative; padding: 24px 0 40px; }
.parents-band::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; bottom: 0;
  background: var(--yellow);
  border-radius: 260px 0 0 260px;
  margin-left: 3%;
}
.parents-grid { position: relative; display: grid; grid-template-columns: 1fr 1.05fr; gap: 40px; align-items: center; }
.dashboard { position: relative; background: #fff; border: 2px solid #8b5cf6; border-radius: 14px; box-shadow: var(--shadow); }
.spark-dash { left: -34px; top: -30px; }
.dashboard-head { background: linear-gradient(90deg, #8b5cf6, #7c3aed); color: #fff; font-weight: 800; padding: 14px 20px; border-radius: 11px 11px 0 0; }
.dashboard-body { padding: 18px 20px 22px; }
.child { display: flex; align-items: center; gap: 12px; padding: 10px 14px; border: 2px solid #ebe8f4; border-radius: 12px; }
.child img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; }
.child div { display: grid; flex: 1; }
.child strong { color: var(--navy); font-family: var(--font-head); font-weight: 600; }
.child span { font-size: 13px; color: var(--muted); }
.chev { color: #b7b4c9; font-size: 20px; }
.dashboard h3 { font-family: var(--font-body); font-size: 14px; font-weight: 800; margin: 18px 0 10px; }
.progress-list { list-style: none; margin: 0; padding: 12px 14px; border: 2px solid #ebe8f4; border-radius: 12px; display: grid; gap: 8px; }
.progress-list li { display: grid; grid-template-columns: 10px 92px 1fr 30px; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; color: var(--navy); }
.progress-list b { text-align: right; }
.dot { width: 8px; height: 8px; border-radius: 50%; }
.dot--green { background: #2fb383; } .dot--orange { background: #f0a24b; } .dot--blue { background: #4d84f0; }
.bar { height: 8px; background: #efedf6; border-radius: 99px; overflow: hidden; }
.bar i { display: block; height: 100%; width: var(--w); border-radius: inherit; transform-origin: left; transition: transform 1.1s cubic-bezier(.2,.8,.2,1); }
.dashboard:not(.is-visible) .bar i { transform: scaleX(0); }
.fill--green { background: #6fd1a9; } .fill--orange { background: #f5bf86; } .fill--blue { background: #6f9cf4; }
.session { display: grid; grid-template-columns: 1fr 36px; gap: 6px 14px; align-items: center; margin-top: 18px; }
.session-row { display: flex; justify-content: space-between; font-size: 13px; font-weight: 700; color: var(--navy); }
.session-row span:last-child { color: var(--muted); }
.session-row b { color: var(--navy); }
.session-bar { grid-column: 1; height: 6px; background: #efedf6; border-radius: 99px; overflow: hidden; }
.session-bar i { display: block; width: 60%; height: 100%; background: linear-gradient(90deg, #8b5cf6, #7c3aed); border-radius: inherit; }
.pause { grid-column: 2; grid-row: 1 / span 2; width: 36px; height: 36px; border-radius: 50%; border: 2px solid #ddd2fb; background: #faf8ff; color: #7c3aed; display: grid; place-items: center; }
.pause svg { fill: currentColor; }
.pause .ico-play { display: none; }
.pause[aria-pressed="true"] .ico-play { display: block; }
.pause[aria-pressed="true"] .ico-pause { display: none; }
.features { display: grid; gap: 16px; }
.feature {
  display: flex; gap: 18px; align-items: flex-start;
  background: #fff; border-radius: 14px; padding: 20px 22px;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease;
}
.feature:hover { transform: translateX(4px); }
.feature h3 { font-family: var(--font-body); font-size: 16px; font-weight: 800; margin-bottom: 6px; }
.feature p { font-size: 14.5px; color: var(--ink); }
.feature-ico { flex: none; width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; }
.feature-ico svg { width: 22px; height: 22px; }
.feature-ico--purple { background: #f0ebfd; color: #7c3aed; }
.feature-ico--green { background: #e5f6ee; color: #12895c; }
.feature-ico--orange { background: #fdf0e3; color: #c2560c; }

/* ---------- Steps ---------- */
.steps { padding: 96px 0 72px; }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step { padding: 26px 24px 30px; border-radius: var(--radius); border: 2px solid; transition: transform .25s ease; }
.step:hover { transform: translateY(-4px); }
.step--green { background: #f4fafb; border-color: #dff0ee; }
.step--blue { background: #f5f5fe; border-color: #e0e3fb; }
.step--purple { background: linear-gradient(135deg, #f8f4fd, #efe7fb); border-color: #ebe1f8; }
.step-num { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; color: #fff; font-weight: 800; font-family: var(--font-head); }
.step--green .step-num { background: var(--green); }
.step--blue .step-num { background: var(--blue); }
.step--purple .step-num { background: var(--violet); }
.step h3 { font-family: var(--font-body); font-weight: 800; font-size: 17px; margin: 22px 0 10px; }
.step p { font-size: 15px; }

/* ---------- FAQ ---------- */
.faq { padding: 24px 0 72px; }
.faq-inner { max-width: 820px; }
.faq-list { display: grid; gap: 12px; }
.faq details { background: #fff; border-radius: 14px; box-shadow: var(--shadow-sm); border: 1px solid #ece9f2; }
.faq summary { cursor: pointer; padding: 18px 22px; font-weight: 800; color: var(--navy); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 22px; line-height: 1; color: var(--purple); transition: transform .2s ease; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 22px 18px; }

/* ---------- CTA ---------- */
.cta { padding: 40px 0 72px; }
.cta-card {
  position: relative;
  display: grid; grid-template-columns: 1.3fr 300px 1fr; align-items: end;
  background: var(--navy-deep);
  border-radius: 26px;
  padding: 0 48px 0 40px;
  margin-top: 40px;
  min-height: 280px;
  color: #dcdcf5;
}
.cta-text { padding: 40px 0; align-self: center; position: relative; z-index: 1; }
.cta-text h2 { color: #fff; font-size: clamp(28px, 3vw, 38px); margin: 16px 0 14px; max-width: 460px; }
.cta-text p { font-size: 16px; font-weight: 600; }
/* transparent 1:1 artwork at native ratio: sits on the card bottom, head pops out above the top edge */
.cta-boy { width: 300px; height: auto; align-self: end; margin-top: -48px; position: relative; z-index: 1; }
.cta-action { position: relative; align-self: center; display: grid; justify-items: center; gap: 12px; }
.cta-action small { font-size: 13px; color: #c9c9ee; }
.spark-cta { right: -6px; top: -44px; }

.offer {
  margin-top: 22px;
  display: grid; grid-template-columns: 1fr 140px 1fr; align-items: center;
  background: var(--pink);
  border-radius: 22px;
  padding: 0 48px;
  min-height: 104px;
}
.offer h2 { font-size: clamp(20px, 2.2vw, 26px); }
.offer p { color: #4a2a52; font-weight: 600; }
.offer-gift {
  width: 130px; mix-blend-mode: multiply; align-self: end;
  -webkit-mask-image: radial-gradient(ellipse 55% 60% at 50% 62%, #000 75%, transparent 100%);
  mask-image: radial-gradient(ellipse 55% 60% at 50% 62%, #000 75%, transparent 100%);
}
.offer .btn { justify-self: end; }

/* ---------- Footer ---------- */
.site-footer { background: #fff; padding: 26px 0; border-top: 1px solid #eeeaf3; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.footer-brand { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; font-size: 14px; color: var(--muted); font-weight: 600; }
.footer-brand img { width: 96px; }
.footer-nav { display: flex; gap: 24px; }
.footer-nav a { text-decoration: none; font-size: 14px; color: var(--ink); font-weight: 700; }
.footer-nav a:hover { color: var(--purple); }

/* ---------- Modal ---------- */
.modal { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 20px; }
.modal[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(20, 20, 60, .55); }
.modal-box { position: relative; width: min(460px, 100%); background: #fff; border-radius: 22px; padding: 34px 30px 30px; box-shadow: 0 30px 80px rgba(0,0,0,.3); }
.modal-box h2 { font-size: 28px; margin-bottom: 8px; }
.modal-box > div > p { margin-bottom: 20px; }
.modal-close { position: absolute; right: 14px; top: 10px; border: 0; background: none; font-size: 28px; color: var(--muted); line-height: 1; }
#reserve-form { display: grid; gap: 10px; }
#reserve-form label { font-weight: 800; color: var(--navy); font-size: 14px; }
#reserve-form input { padding: 13px 14px; border-radius: 10px; border: 2px solid #ddd8ee; font: inherit; }
#reserve-form input:focus { outline: none; border-color: var(--purple); }
#reserve-form .btn { justify-content: center; margin-top: 6px; }
.form-error { color: #b42318; font-size: 14px; font-weight: 700; }

/* ---------- Version badge ---------- */
.version-badge {
  position: fixed; right: 8px; bottom: 6px; z-index: 90;
  font: 11px/1 ui-monospace, Consolas, monospace;
  color: #5b5f7a; background: rgba(255,255,255,.8);
  padding: 3px 6px; border-radius: 4px; pointer-events: none;
}

/* ---------- Reveal (one-shot, no looping) ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .bar i { transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .learn-grid, .steps-grid { grid-template-columns: 1fr 1fr; }
  .challenge-inner, .parents-grid { grid-template-columns: 1fr; }
  .challenge-band { border-radius: 0 120px 120px 0 / 0 120px 120px 0; }
  .parents-band::before { border-radius: 120px 0 0 120px; }
  .cta-card { grid-template-columns: 1fr 180px; padding: 0 32px; }
  .cta-boy { width: 180px; margin-top: 0; align-self: center; }
  .cta-action { grid-column: 1 / -1; justify-items: start; padding-bottom: 32px; }
  .spark-cta { display: none; }
}

@media (max-width: 760px) {
  .main-nav {
    position: absolute; top: 66px; left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: #fff; border-bottom: 1px solid #eceaf3;
    padding: 8px 24px 16px;
    display: none;
  }
  .main-nav.is-open { display: flex; }
  .nav-link { padding: 12px 0; }
  .burger { display: flex; }

  .hero { flex-direction: column; min-height: 0; }
  .hero-visual { position: relative; width: 100%; aspect-ratio: 1575 / 993; }
  .hero-visual::before { display: none; }
  .hero-inner { padding: 0 0 24px; margin-top: -40px; }
  .hero-card { padding: 30px 24px; border-radius: 24px; }
  .hero-note { position: static; margin: 0 16px 28px; font-size: 14px; }

  .learn-grid, .steps-grid { grid-template-columns: 1fr; }
  .challenge-band { border-radius: 0; margin-right: 0; padding: 56px 0; }
  .parents-band::before { border-radius: 0; margin-left: 0; }
  .spark-quiz, .spark-dash { display: none; }
  .quiz-head { flex-wrap: wrap; gap: 2px 12px; }
  .progress-list li { grid-template-columns: 10px 84px 1fr 30px; }

  .cta-card { grid-template-columns: 1fr; padding: 0 24px; text-align: left; }
  .cta-boy { display: none; }
  .offer { grid-template-columns: 1fr; padding: 24px; gap: 14px; text-align: left; }
  .offer-gift { display: none; }
  .offer .btn { justify-self: start; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}