:root {
  --pink: #ff6b9d;
  --coral: #ff7a59;
  --gold: #ffd166;
  --lime: #8ac926;
  --mint: #49d6b0;
  --sky: #4cc9f0;
  --blue: #4361ee;
  --violet: #7b2cbf;
  --cream: #fff8f0;
  --ink: #2b2140;
  --muted: #5c5270;
  --card: #ffffff;
  --shadow: 0 18px 50px rgba(75, 40, 120, 0.12);
  --radius: 28px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Nunito", system-ui, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, #ffe3f0 0%, transparent 50%),
    radial-gradient(900px 400px at 100% 0%, #d8f4ff 0%, transparent 45%),
    var(--cream);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: "Baloo 2", cursive; line-height: 1.15; }

.rainbow-bar {
  height: 10px;
  background: linear-gradient(90deg, #ff6b6b, #ffa94d, #ffe066, #69db7c, #4dabf7, #845ef7, #f06595);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 7vw;
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 248, 240, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.6);
}
.logo { display: flex; align-items: center; gap: 10px; font-family: "Baloo 2", cursive; font-size: 1.45rem; font-weight: 800; }
.logo-mark { font-size: 1.6rem; }
.logo-text span { color: var(--violet); }
.nav { display: flex; align-items: center; gap: 22px; font-weight: 700; }
.nav a { opacity: 0.78; }
.nav a.active, .nav a:hover { opacity: 1; color: var(--violet); }
.menu-toggle { display: none; background: none; border: 0; font-size: 1.6rem; cursor: pointer; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 800;
  border: 0;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(90deg, var(--pink), var(--violet));
  color: #fff;
  box-shadow: 0 10px 24px rgba(123, 44, 191, 0.28);
}
.btn-ghost {
  background: #fff;
  color: var(--ink);
  border: 2px solid #eadcf8;
}
.btn-nav {
  background: #fff;
  border: 2px solid #eadcf8;
  padding: 8px 16px;
}

.hero, .world, .cta, .contact, .featured, .ages, .trust, .page-hero {
  padding: 64px 7vw;
}
.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.eyebrow {
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--violet);
  margin-bottom: 12px;
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 4rem); margin-bottom: 16px; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 36ch; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 28px 0 20px; }
.hero-pills { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; }
.hero-pills li {
  background: #fff;
  border: 1px solid #f3e4ff;
  border-radius: 999px;
  padding: 6px 12px;
  font-weight: 700;
  font-size: 0.92rem;
}
.hero-art { position: relative; }
.hero-art img, .world-art img, .book-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-art img { min-height: 380px; }
.float-badge {
  position: absolute;
  left: 18px;
  bottom: 18px;
  background: #fff;
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 800;
  box-shadow: var(--shadow);
}

.trust {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding-top: 0;
}
.trust-item {
  background: #fff;
  border-radius: 20px;
  padding: 18px;
  box-shadow: var(--shadow);
}
.trust-item strong { display: block; font-family: "Baloo 2", cursive; font-size: 1.15rem; }
.trust-item span { color: var(--muted); font-size: 0.92rem; }

.section-head { text-align: center; max-width: 640px; margin: 0 auto 36px; }
.section-head h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: 8px; }
.section-head p { color: var(--muted); }

.book-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.book-card {
  background: var(--card);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow);
  padding-bottom: 18px;
}
.book-cover { position: relative; height: 220px; }
.book-cover img { height: 220px; border-radius: 0; box-shadow: none; }
.tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--mint);
  color: #123;
  font-weight: 800;
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: 999px;
}
.tag.pink { background: #ffc2d4; }
.tag.yellow { background: var(--gold); }
.book-card h3 { padding: 14px 16px 6px; font-size: 1.2rem; }
.book-card p { padding: 0 16px; color: var(--muted); font-size: 0.95rem; }
.book-meta, .price-row { padding: 12px 16px 0; display: flex; gap: 12px; color: var(--violet); font-weight: 800; font-size: 0.88rem; }
.center { text-align: center; margin-top: 32px; }

.world {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.world h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: 14px; }
.check { margin-top: 16px; list-style: none; }
.check li { padding: 8px 0 8px 28px; position: relative; }
.check li::before { content: "✦"; position: absolute; left: 0; color: var(--pink); }

.age-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.age-grid article {
  background: #fff;
  border-radius: 24px;
  padding: 24px;
  box-shadow: var(--shadow);
}
.emoji { font-size: 2rem; display: block; margin-bottom: 8px; }

.cta {
  display: flex;
  gap: 28px;
  align-items: center;
  background: linear-gradient(120deg, #ffe0ef, #e0f4ff);
  border-radius: 36px;
  margin: 20px 7vw 40px;
  padding: 36px;
}
.cta-mascot {
  width: 160px;
  height: 160px;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: var(--shadow);
  background: #fff;
}
.cta h2 { font-size: 2rem; margin-bottom: 8px; }

.contact-form {
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  background: #fff;
  padding: 28px;
  border-radius: 24px;
  box-shadow: var(--shadow);
}
.contact-form label { display: flex; flex-direction: column; gap: 6px; font-weight: 700; font-size: 0.9rem; }
.contact-form .full { grid-column: 1 / -1; }
.contact-form input, .contact-form textarea {
  border: 2px solid #f0e4ff;
  border-radius: 14px;
  padding: 12px 14px;
  font: inherit;
  background: #fffdfb;
}
.form-ok { display: none; grid-column: 1 / -1; color: var(--violet); font-weight: 800; }
.contact-form.sent .form-ok { display: block; }

.page-hero { text-align: center; padding-bottom: 10px; }
.page-hero h1 { font-size: clamp(2rem, 4vw, 3.2rem); }

.site-footer {
  padding: 32px 7vw 40px;
  display: grid;
  gap: 12px;
  border-top: 1px solid #f3e8ff;
  color: var(--muted);
}
.site-footer a { margin-right: 14px; font-weight: 700; color: var(--ink); }
.tiny { font-size: 0.82rem; }
.admin-link { opacity: 0.45; font-size: 0.85rem; }
.card-actions { padding: 14px 16px 4px; }
.card-actions .btn { width: 100%; }

.reader-wrap { padding: 32px 7vw 64px; }
.reader-top { text-align: center; margin-bottom: 18px; }
.reader-top h1 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
.reader-meta, .back { color: var(--muted); font-weight: 700; }
.back { display: inline-block; margin-bottom: 8px; color: var(--violet); }
.reader {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  max-width: 820px;
  margin: 0 auto;
}
.page-stage {
  background: #fff;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.page-stage img { width: 100%; height: 380px; object-fit: cover; }
.page-text {
  padding: 22px 24px 28px;
  font-size: 1.2rem;
  font-weight: 700;
}
.page-nav {
  width: 52px; height: 52px;
  border: 0; border-radius: 50%;
  background: #fff;
  box-shadow: var(--shadow);
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--violet);
}
.page-count { text-align: center; margin-top: 14px; font-weight: 800; color: var(--violet); }

.hidden { display: none !important; }
.admin-body { background: #fff6fb; }
.admin-login, .admin-app { max-width: 980px; margin: 40px auto; padding: 0 20px 60px; }
.admin-login {
  background: #fff; border-radius: 24px; padding: 32px; box-shadow: var(--shadow); max-width: 420px;
}
.admin-login label, .admin-panel label, .form-grid label, .admin-book label, .admin-page label {
  display: flex; flex-direction: column; gap: 6px; font-weight: 700; margin: 10px 0;
}
.admin-login input, .admin-panel input, .admin-panel textarea, .admin-panel select,
.form-grid input, .form-grid textarea {
  border: 2px solid #f0e4ff; border-radius: 12px; padding: 10px 12px; font: inherit;
}
.hint { color: var(--muted); margin-top: 12px; font-size: 0.92rem; }
.admin-bar {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
  background: #fff; padding: 12px 16px; border-radius: 18px; box-shadow: var(--shadow); margin-bottom: 18px;
}
.admin-bar nav { display: flex; gap: 6px; flex-wrap: wrap; }
.admin-bar nav button {
  border: 0; background: #f7ecff; border-radius: 999px; padding: 8px 14px; font-weight: 800; cursor: pointer;
}
.admin-bar nav button.on { background: linear-gradient(90deg, var(--pink), var(--violet)); color: #fff; }
.save-msg { color: var(--violet); font-weight: 800; min-height: 1.2em; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; }
.form-grid label:nth-child(n+4) { grid-column: 1 / -1; }
.admin-book, .admin-page {
  background: #fff; border-radius: 18px; padding: 16px; margin: 12px 0; box-shadow: var(--shadow);
}
.admin-book-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; }
.admin-book-grid .full { grid-column: 1 / -1; }
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.linkish { background: none; border: 0; color: #c0392b; font-weight: 800; cursor: pointer; }
.check-lab { flex-direction: row !important; align-items: center; }
.io-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0; }

@media (max-width: 900px) {
  .form-grid, .admin-book-grid { grid-template-columns: 1fr; }
  .form-grid label:nth-child(n+4) { grid-column: auto; }
  .reader { grid-template-columns: 1fr; }
  .page-nav { justify-self: center; }
  .page-stage img { height: 240px; }
}

@media (max-width: 900px) {
  .hero, .world, .book-grid, .trust, .age-grid, .contact-form { grid-template-columns: 1fr; }
  .nav { display: none; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px;
    right: 16px;
    background: #fff;
    padding: 16px;
    border-radius: 16px;
    box-shadow: var(--shadow);
  }
  .menu-toggle { display: block; }
  .hero-art img { min-height: 240px; }
  .cta { flex-direction: column; text-align: center; }
}