:root {
  --bg: #fdf8ee;
  --surface: #ffffff;
  --surface-soft: #f6efe1;
  --ink: #14204a;
  --ink-soft: #4a5478;
  --line: #e8dfcc;
  --coral: #f2635f;
  --yellow: #f7c531;
  --blue: #3fa9e8;
  --green: #35c9a0;
  --purple: #a88be0;
  --play: #2fd3a6;
  --play-ink: #0d2a3d;
  --shadow: 0 10px 30px rgba(20, 32, 74, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111733;
    --surface: #1a2246;
    --surface-soft: #1f2851;
    --ink: #f5f1e6;
    --ink-soft: #b9bfd8;
    --line: #2d3766;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  }
}

:root[data-theme="dark"] {
  --bg: #111733;
  --surface: #1a2246;
  --surface-soft: #1f2851;
  --ink: #f5f1e6;
  --ink-soft: #b9bfd8;
  --line: #2d3766;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Nunito", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.6;
}

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; }

h1, h2, h3 {
  font-family: "Fredoka", "Nunito", system-ui, sans-serif;
  line-height: 1.15;
  margin: 0 0 0.5em;
}

.wrap {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Header */
.site-header {
  padding: 18px 0;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: "Fredoka", sans-serif;
  font-weight: 600;
  font-size: 1.15rem;
}
.brand img { width: 40px; height: 40px; border-radius: 12px; }
.site-nav { display: flex; gap: 18px; font-weight: 700; font-size: 0.95rem; }
.site-nav a { text-decoration: none; color: var(--ink-soft); }
.site-nav a:hover { color: var(--ink); }

/* Hero */
.hero { padding: 24px 0 56px; }
.hero .wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}
.wordmark {
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  font-weight: 700;
  letter-spacing: 0.01em;
}
.wordmark > span { display: block; }
.wordmark .kids { font-size: 1.35em; line-height: 1; }
.kids .k { color: var(--coral); }
.kids .i { color: var(--yellow); }
.kids .d { color: var(--blue); }
.kids .s { color: var(--green); }
.lead {
  font-size: 1.2rem;
  color: var(--ink-soft);
  max-width: 34ch;
  margin: 0 0 28px;
}
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn-play {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--play);
  color: var(--play-ink);
  font-family: "Fredoka", sans-serif;
  font-weight: 600;
  font-size: 1.15rem;
  padding: 14px 26px;
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 6px 0 #1fa883, var(--shadow);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.btn-play:hover { transform: translateY(-2px); }
.btn-play:active { transform: translateY(3px); box-shadow: 0 2px 0 #1fa883; }
.btn-play svg { width: 18px; height: 18px; }
.cta-note { color: var(--ink-soft); font-size: 0.95rem; }

.phone {
  justify-self: center;
  width: min(320px, 80vw);
  border-radius: 36px;
  padding: 10px;
  background: var(--ink);
  box-shadow: var(--shadow);
  transform: rotate(2deg);
}
.phone img { border-radius: 28px; }

/* Sections */
section { padding: 56px 0; }
.section-title { text-align: center; font-size: clamp(1.8rem, 4vw, 2.4rem); }
.section-sub {
  text-align: center;
  color: var(--ink-soft);
  max-width: 56ch;
  margin: 0 auto 36px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 24px;
  box-shadow: var(--shadow);
}
.card h3 { font-size: 1.25rem; margin-bottom: 6px; }
.card p { margin: 0; color: var(--ink-soft); }
.card[class*="accent-"] { border-top-width: 6px; }
.accent-coral { border-top-color: var(--coral); }
.accent-yellow { border-top-color: var(--yellow); }
.accent-blue { border-top-color: var(--blue); }
.accent-green { border-top-color: var(--green); }

.shelves {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.shelf {
  background: var(--surface);
  border: 2px solid var(--line);
  border-radius: 999px;
  padding: 10px 20px;
  font-weight: 800;
}
.shelf small { color: var(--ink-soft); font-weight: 700; margin-left: 6px; }

.tools {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
}
.tool {
  border-radius: 14px;
  padding: 8px 16px;
  font-weight: 800;
  color: #14204a;
}

.parents {
  background: var(--surface-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.checklist {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 720px;
  display: grid;
  gap: 14px;
}
.checklist li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px 18px;
}
.checklist .tick {
  flex: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 900;
}
.checklist strong { display: block; }
.checklist span.text { color: var(--ink-soft); }

.final { text-align: center; }
.final .cta-row { justify-content: center; }

/* Screenshot gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.shot { margin: 0; text-align: center; }
.shot img {
  width: 100%;
  border-radius: 22px;
  border: 6px solid var(--ink);
  background: var(--ink);
  box-shadow: var(--shadow);
}
.shot figcaption {
  margin-top: 10px;
  font-family: "Fredoka", sans-serif;
  font-weight: 600;
}

@media (max-width: 900px) {
  .gallery {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: 58%;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 12px;
    -webkit-overflow-scrolling: touch;
  }
  .shot { scroll-snap-align: center; }
}

/* Footer */
.site-footer {
  padding: 32px 0 40px;
  color: var(--ink-soft);
  font-size: 0.95rem;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
  align-items: center;
}
.site-footer nav { display: flex; flex-wrap: wrap; gap: 18px; }

/* Privacy policy */
.doc { padding: 24px 0 64px; }
.doc .wrap { max-width: 760px; }
.doc h1 { font-size: clamp(2rem, 5vw, 2.8rem); }
.doc h2 { font-size: 1.45rem; margin-top: 2em; }
.doc h3 { font-size: 1.1rem; margin-top: 1.4em; }
.doc p, .doc li { color: var(--ink); }
.doc .meta { color: var(--ink-soft); margin-bottom: 28px; }
.doc ul { padding-left: 1.3em; }
.doc li { margin-bottom: 6px; }
.summary {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 6px solid var(--green);
  border-radius: 16px;
  padding: 18px 22px;
  box-shadow: var(--shadow);
}
.summary ul { margin: 0; }
.table-scroll { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  font-size: 0.95rem;
}
th, td {
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  padding: 10px 8px;
}
th { font-weight: 800; }

@media (max-width: 760px) {
  .hero .wrap { grid-template-columns: 1fr; text-align: center; }
  .lead { margin-left: auto; margin-right: auto; }
  .cta-row { justify-content: center; }
  .phone { transform: none; }
  .site-nav { gap: 14px; }
  .site-header .wrap { justify-content: center; }
  section { padding: 40px 0; }
}

@media (prefers-reduced-motion: reduce) {
  .btn-play { transition: none; }
}