:root {
  --sky-top: #34b8ff;
  --sky-bottom: #8b4dff;
  --green: #2bd95f;
  --orange: #ff8a1f;
  --pink: #ff4fa3;
  --sunny: #ffd21f;
  --teal: #10d9c8;
  --ink: #2a1f5c;
  --ink-soft: #5b53a6;
  --card-bg: #ffffff;
  --page-bg: #f5f3ff;
  --border: #e6e1ff;
  --max-width: 880px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--page-bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: var(--sky-bottom);
}

a:hover {
  color: var(--pink);
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Nav */
nav.top {
  background: #ffffffcc;
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

nav.top .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  color: var(--ink);
  text-decoration: none;
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 9px;
}

nav.top ul {
  list-style: none;
  display: flex;
  gap: 20px;
  margin: 0;
  padding: 0;
  font-weight: 700;
  font-size: 14px;
}

nav.top a {
  text-decoration: none;
  color: var(--ink-soft);
}

nav.top a:hover {
  color: var(--pink);
}

/* Hero */
.hero {
  background: linear-gradient(180deg, var(--sky-top), var(--sky-bottom));
  color: #fff;
  padding: 56px 0 64px;
  text-align: center;
}

.hero img.icon {
  width: 108px;
  height: 108px;
  border-radius: 26px;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.25);
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 34px;
  margin: 0 0 8px;
  font-weight: 800;
}

.hero p.tagline {
  font-size: 18px;
  font-weight: 600;
  max-width: 520px;
  margin: 0 auto 22px;
  opacity: 0.96;
}

.badges {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.badge {
  background: #ffffff26;
  border: 1px solid #ffffff55;
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 13px;
}

/* Sections */
section {
  padding: 48px 0;
}

section h2 {
  font-size: 24px;
  font-weight: 800;
  margin: 0 0 6px;
  text-align: center;
}

section p.lede {
  text-align: center;
  color: var(--ink-soft);
  font-weight: 600;
  max-width: 560px;
  margin: 0 auto 28px;
}

/* Feature grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 20px;
  box-shadow: 0 6px 16px rgba(42, 31, 92, 0.06);
}

.card .emoji {
  font-size: 30px;
  display: block;
  margin-bottom: 8px;
}

.card h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 800;
}

.card p {
  margin: 0;
  font-size: 14px;
  color: var(--ink-soft);
}

/* Age strip */
.ages {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.age-card {
  border-radius: 20px;
  padding: 20px;
  color: #fff;
  font-weight: 700;
}

.age-card.young {
  background: linear-gradient(135deg, var(--pink), var(--orange));
}

.age-card.middle {
  background: linear-gradient(135deg, var(--teal), var(--sky-top));
}

.age-card.older {
  background: linear-gradient(135deg, var(--sky-bottom), var(--pink));
}

.age-card .label {
  font-size: 20px;
  font-weight: 800;
  display: block;
  margin-bottom: 4px;
}

.age-card .topics {
  font-size: 13px;
  font-weight: 600;
  opacity: 0.95;
}

/* Trust strip */
.trust {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  text-align: center;
}

.trust .item {
  min-width: 150px;
  font-weight: 700;
  font-size: 14px;
}

.trust .item .emoji {
  display: block;
  font-size: 26px;
  margin-bottom: 4px;
}

/* FAQ */
details {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px 18px;
  margin-bottom: 10px;
}

summary {
  font-weight: 800;
  cursor: pointer;
  font-size: 15px;
}

details p {
  color: var(--ink-soft);
  font-size: 14px;
  margin: 10px 0 2px;
}

/* Contact card */
.contact-card {
  background: linear-gradient(135deg, var(--sunny), var(--orange));
  border-radius: 24px;
  padding: 28px;
  text-align: center;
  color: var(--ink);
}

.contact-card h2 {
  margin-top: 0;
}

.contact-card a.email {
  display: inline-block;
  margin-top: 10px;
  background: #fff;
  padding: 12px 22px;
  border-radius: 20px;
  font-weight: 800;
  text-decoration: none;
  color: var(--ink);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

/* Footer */
footer {
  text-align: center;
  padding: 28px 0 40px;
  color: var(--ink-soft);
  font-size: 13px;
}

footer a {
  color: var(--ink-soft);
  font-weight: 700;
}

/* Policy document */
.policy {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 32px;
  margin: 32px auto;
}

.policy h1 {
  font-size: 28px;
  margin-top: 0;
}

.policy .updated {
  color: var(--ink-soft);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 24px;
}

.policy h2 {
  font-size: 19px;
  margin-top: 30px;
  color: var(--ink);
}

.policy p,
.policy li {
  color: #3a3266;
  font-size: 15px;
}

.policy ul {
  padding-left: 22px;
}

.plain-hero {
  background: linear-gradient(180deg, var(--sky-top), var(--sky-bottom));
  padding: 30px 0;
  text-align: center;
  color: #fff;
}

.plain-hero img {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  margin-bottom: 10px;
}

.plain-hero h1 {
  font-size: 24px;
  margin: 0;
}

@media (max-width: 520px) {
  nav.top ul {
    gap: 12px;
    font-size: 13px;
  }
  .hero h1 {
    font-size: 27px;
  }
  .policy {
    padding: 22px;
    border-radius: 18px;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --page-bg: #171233;
    --card-bg: #211a44;
    --border: #33285f;
    --ink: #f2efff;
    --ink-soft: #c3b9f5;
  }
  nav.top {
    background: #171233cc;
  }
  .contact-card {
    color: #241a02;
  }
  .contact-card a.email {
    color: #241a02;
  }
  .policy p,
  .policy li {
    color: #d9d3ff;
  }
}