:root {
  --color-primary: #0061ff;
  --color-primary-dark: #004bca;
  --color-primary-light: #dbe1ff;
  --color-background: #f9f9fc;
  --color-surface: #ffffff;
  --color-text: #1a1c1e;
  --color-text-secondary: #6c757d;
  --font-heading: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.06);
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-background);
  line-height: 1.6;
}

.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
  text-decoration: none;
}

.site-header__logo { font-size: 1.5rem; }

.site-header__nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-header__nav a:not(.btn) {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
}

.site-header__nav a:not(.btn):hover { color: var(--color-primary); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.25rem;
  border-radius: 0.75rem;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn:hover { transform: translateY(-1px); }

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(0, 97, 255, 0.35);
}

.btn--primary:hover { background: var(--color-primary-dark); }

.btn--ghost {
  background: var(--color-surface);
  color: var(--color-primary);
  border: 1px solid var(--color-primary-light);
}

.btn--sm { padding: 0.5rem 1rem; font-size: 0.85rem; }
.btn--lg { padding: 0.875rem 1.75rem; font-size: 1rem; }

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.hero {
  text-align: center;
  padding: 3rem 0 4rem;
}

.hero__badge {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.85rem;
  border-radius: 2rem;
  margin-bottom: 1.25rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 1rem;
}

.hero__title span { color: var(--color-primary); }

.hero__subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 560px;
  margin: 0 auto 2rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.hero__notice {
  margin-top: 2rem;
  padding: 1rem 1.25rem;
  background: #fff8e6;
  border: 1px solid #f59e0b;
  border-radius: var(--radius-lg);
  font-size: 0.9rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 4rem;
}

.stat {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.stat__value {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
}

.stat__label {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: 0.75rem;
}

.section-lead {
  text-align: center;
  max-width: 36rem;
  margin: 0 auto 2rem;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.feature-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
}

.feature-card__icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 0.75rem;
}

.feature-card h3 {
  font-family: var(--font-heading);
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.feature-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.feature-card--diaper .feature-card__icon { color: #16a34a; }
.feature-card--feeding .feature-card__icon { color: #ea580c; }
.feature-card--sleep .feature-card__icon { color: #7c3aed; }
.feature-card--pumping .feature-card__icon { color: #2563eb; }
.feature-card--growth .feature-card__icon { color: #0d9488; }
.feature-card--milestone .feature-card__icon { color: #db2777; }
.feature-card--reports .feature-card__icon { color: #0061ff; }

.highlights {
  margin-top: 4rem;
}

.highlights__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.highlight-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid #e9ecef;
}

.highlight-card__icon {
  font-size: 1.75rem;
  display: block;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.highlight-card h3 {
  font-family: var(--font-heading);
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.highlight-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.cta {
  text-align: center;
  margin-top: 4rem;
  padding: 3rem 2rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, #004bca 100%);
  border-radius: var(--radius-xl);
  color: #fff;
}

.cta h2 {
  font-family: var(--font-heading);
  margin: 0 0 0.5rem;
  font-size: 1.75rem;
}

.cta p {
  margin: 0 0 1.5rem;
  opacity: 0.9;
}

.cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.cta .btn--primary {
  background: #fff;
  color: var(--color-primary);
  box-shadow: none;
}

.btn--on-dark {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.55);
}

.btn--on-dark:hover {
  background: rgba(255, 255, 255, 0.1);
}

.site-footer {
  text-align: center;
  padding: 2rem 1.5rem;
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  border-top: 1px solid #e9ecef;
}

.site-footer p { margin: 0.25rem 0; }

@media (max-width: 600px) {
  .stats { grid-template-columns: 1fr; }
  .site-header__nav a:not(.btn) { display: none; }
}