/* KidOS website — shared stylesheet
   Color tokens and typography sourced from docs/strategy/13-brand-guidelines.md.
   Do not hand-pick new colors here — update the brand guidelines doc first, then this file. */

:root {
  --indigo: #3D2C8D;
  --indigo-dark: #2C1F66;
  --amber: #F5A623;
  --amber-dark: #D98C0F;
  --green: #4CAF7D;
  --red: #E05252;
  --bg-parent: #F8F8FB;
  --bg-kid: #FFFDF5;
  --ink: #241B4D;
  --ink-soft: #5B5470;
  --border: #E7E4F2;
  --radius: 16px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Poppins", "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg-parent);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

a { color: var(--indigo); }

/* Header */
header.site {
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.88);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
header.site .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--indigo);
  text-decoration: none;
  letter-spacing: -0.02em;
}
nav.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
nav.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}
nav.site-nav a:hover { color: var(--indigo); }

.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--amber);
  color: var(--indigo-dark);
}
.btn-primary:hover { background: var(--amber-dark); }
.btn-secondary {
  background: var(--indigo);
  color: #fff;
}
.btn-secondary:hover { background: var(--indigo-dark); }
.btn-outline {
  background: transparent;
  border-color: var(--indigo);
  color: var(--indigo);
}

/* Hero */
.hero {
  padding: 80px 0 60px;
  text-align: center;
}
.eyebrow {
  display: inline-block;
  background: #EDE9FB;
  color: var(--indigo);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.hero h1 {
  font-size: 2.75rem;
  line-height: 1.15;
  margin: 0 0 20px;
  color: var(--indigo-dark);
  letter-spacing: -0.02em;
}
.hero p.lede {
  font-size: 1.2rem;
  color: var(--ink-soft);
  max-width: 640px;
  margin: 0 auto 32px;
}
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-note { margin-top: 16px; font-size: 0.85rem; color: var(--ink-soft); }

/* Sections */
section { padding: 64px 0; }
section.alt { background: #fff; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
h2 {
  font-size: 1.9rem;
  color: var(--indigo-dark);
  text-align: center;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.section-lede {
  text-align: center;
  color: var(--ink-soft);
  max-width: 640px;
  margin: 0 auto 44px;
  font-size: 1.05rem;
}

/* How it works */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.step {
  background: var(--bg-parent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.step .num {
  width: 34px; height: 34px;
  background: var(--indigo);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  margin-bottom: 16px;
}
.step h3 { margin: 0 0 10px; font-size: 1.1rem; color: var(--indigo-dark); }
.step p { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }

/* Not-a-chips */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 32px;
}
.chip {
  background: #fff;
  border: 1px solid var(--border);
  color: var(--ink-soft);
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 0.9rem;
  text-decoration: line-through;
}
.chip.is {
  background: var(--indigo);
  color: #fff;
  border-color: var(--indigo);
  text-decoration: none;
  font-weight: 600;
}

/* Trust strip */
.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.trust-strip .item { padding: 12px; }
.trust-strip .item .mark { color: var(--green); font-weight: 700; font-size: 1.1rem; margin-bottom: 6px; }
.trust-strip .item p { margin: 0; font-size: 0.9rem; color: var(--ink-soft); }

/* Generic info-card grid (problem section) */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 230px));
  justify-content: center;
  gap: 22px;
}
.info-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  text-align: center;
}
.info-card .icon { font-size: 1.8rem; margin-bottom: 12px; }
.info-card h3 { margin: 0 0 8px; font-size: 1.02rem; color: var(--indigo-dark); }
.info-card p { margin: 0; color: var(--ink-soft); font-size: 0.92rem; }

/* Pillars grid — narrower cards so all five sit on one row at desktop widths,
   with justify-content: center so an incomplete wrapped row (tablet/mobile)
   centers itself instead of leaving a lopsided 3+2 split flush left. */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 180px));
  justify-content: center;
  gap: 20px;
}
.pillars-grid .info-card { padding: 22px 14px; }

/* For Parents / For Children benefits split */
.benefits-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.benefit-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 30px;
  background: var(--bg-parent);
}
.benefit-card.kid { background: var(--bg-kid); }
.benefit-card h3 {
  margin: 0 0 20px;
  font-size: 1.2rem;
  color: var(--indigo-dark);
  display: flex;
  align-items: center;
  gap: 10px;
}
.benefit-card ul { margin: 0; padding-left: 20px; }
.benefit-card li { margin-bottom: 12px; color: var(--ink-soft); font-size: 0.95rem; }
.benefit-card li:last-child { margin-bottom: 0; }

/* Belief cards — rolling marquee */
.beliefs-section .container { padding-bottom: 4px; }
.beliefs-marquee {
  overflow: hidden;
  margin-top: 6px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.beliefs-track {
  display: flex;
  gap: 22px;
  width: max-content;
  padding: 4px 24px 32px;
  animation: beliefs-scroll 38s linear infinite;
}
.beliefs-marquee:hover .beliefs-track {
  animation-play-state: paused;
}
.beliefs-track .belief-card {
  flex: 0 0 280px;
}
@keyframes beliefs-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .beliefs-track {
    animation: none;
    flex-wrap: wrap;
    width: auto;
    justify-content: center;
  }
  .beliefs-track .belief-card[aria-hidden="true"] { display: none; }
}
.belief-card {
  background: #fff;
  border: 1px solid var(--border);
  border-top: 4px solid var(--amber);
  border-radius: var(--radius);
  padding: 28px 26px;
}
.belief-card .purpose {
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  font-weight: 700;
  margin-bottom: 10px;
}
.belief-card h3 {
  margin: 0;
  font-size: 1.12rem;
  line-height: 1.4;
  color: var(--indigo-dark);
}
.belief-card .belief-sub {
  margin: 10px 0 0;
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--ink-soft);
}

/* Manifesto */
.manifesto-section { background: #EDE9FB; }
.manifesto {
  max-width: 620px;
  margin: 0 auto;
  text-align: center;
}
.manifesto p {
  font-size: 1.15rem;
  color: var(--indigo-dark);
  margin: 0 0 16px;
  line-height: 1.5;
}
.manifesto .closing {
  margin-top: 28px;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--indigo);
}

/* Waitlist form */
.waitlist {
  background: var(--indigo);
  border-radius: 24px;
  padding: 56px 40px;
  text-align: center;
  color: #fff;
}
.waitlist h2 { color: #fff; }
.waitlist .section-lede { color: #D9D3F5; }
.waitlist form {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 24px;
}
.waitlist input[type="email"] {
  padding: 13px 18px;
  border-radius: 999px;
  border: none;
  min-width: 280px;
  font-size: 0.95rem;
  font-family: inherit;
}

/* Footer */
footer.site {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  background: #fff;
}
footer.site .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
footer.site nav a {
  color: var(--ink-soft);
  text-decoration: none;
  margin-left: 22px;
  font-size: 0.9rem;
}
footer.site .copyright { color: var(--ink-soft); font-size: 0.85rem; }

/* Simple content pages (support, privacy) */
.page-header {
  padding: 56px 0 32px;
  text-align: center;
  background: #fff;
  border-bottom: 1px solid var(--border);
}
.page-header h1 { color: var(--indigo-dark); font-size: 2.2rem; margin: 0 0 12px; }
.page-header p { color: var(--ink-soft); max-width: 560px; margin: 0 auto; }

.content-wrap { max-width: 760px; margin: 0 auto; padding: 48px 24px 80px; }
.content-wrap h2 { text-align: left; font-size: 1.4rem; margin-top: 44px; }
.content-wrap h3 { color: var(--indigo-dark); font-size: 1.1rem; margin-top: 28px; }
.content-wrap p, .content-wrap li { color: var(--ink); font-size: 1rem; }
.content-wrap ul { padding-left: 22px; }

.callout {
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 24px 0;
  font-size: 0.95rem;
}
.callout.warn {
  background: #FDF1E7;
  border: 1px solid var(--amber);
}
.callout.warn strong { color: var(--amber-dark); }
.callout.info {
  background: #EDE9FB;
  border: 1px solid var(--indigo);
}

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 22px 0;
}
.faq-item h3 { margin: 0 0 8px; color: var(--indigo-dark); font-size: 1.05rem; }
.faq-item p { margin: 0; color: var(--ink-soft); }

.contact-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  margin: 32px 0 8px;
}
.contact-card p { margin: 6px 0 18px; color: var(--ink-soft); }

@media (max-width: 760px) {
  .hero h1 { font-size: 2.1rem; }
  .steps { grid-template-columns: 1fr; }
  .trust-strip { grid-template-columns: repeat(2, 1fr); }
  .benefits-split { grid-template-columns: 1fr; }
  .card-grid, .pillars-grid { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
  .beliefs-track .belief-card { flex-basis: 230px; }
  .beliefs-track { animation-duration: 26s; }
  nav.site-nav { gap: 16px; }
}