:root {
  --bg: #f9fafb;
  --bg-alt: #ffffff;
  --accent: #2563eb;
  --accent-soft: #dbeafe;
  --accent-dark: #1d4ed8;
  --text: #111827;
  --muted: #4b5563;
  --border: #e5e7eb;
  --radius-lg: 1.25rem;
  --radius-md: 0.75rem;
  --shadow-soft: 0 18px 40px rgba(15, 23, 42, 0.08);
  --shadow-subtle: 0 10px 25px rgba(15, 23, 42, 0.06);
}

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

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #eff6ff, #f9fafb 40%, #f9fafb);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--accent-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1120px, 100% - 2.5rem);
  margin-inline: auto;
}

/* Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(249, 250, 251, 0.96);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.8);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.85rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.9rem;
  background: radial-gradient(circle at 30% 0%, #93c5fd, #1d4ed8);
  color: white;
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: var(--shadow-subtle);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-weight: 700;
  letter-spacing: 0.02em;
}

.logo-tagline {
  font-size: 0.8rem;
  color: var(--muted);
}

.main-nav {
  display: flex;
  gap: 1.2rem;
  font-size: 0.95rem;
}

.main-nav a {
  position: relative;
  padding-block: 0.25rem;
  color: var(--muted);
  font-weight: 500;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  background: linear-gradient(to right, #60a5fa, #1d4ed8);
  border-radius: 999px;
  transition: width 0.2s ease-out;
}

.main-nav a:hover {
  color: var(--text);
}

.main-nav a:hover::after {
  width: 100%;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.16s ease-out;
  box-shadow: var(--shadow-subtle);
}

.btn.primary {
  background: linear-gradient(to right, #3b82f6, #1d4ed8);
  color: #fff;
}

.btn.primary:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
}

.btn.secondary {
  background: #ffffff;
  color: var(--accent-dark);
  border-color: var(--accent-soft);
}

.btn.secondary:hover {
  background: var(--accent-soft);
}

/* Hero */
.hero {
  padding: 3.2rem 0 2.6rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.5fr);
  gap: 2.4rem;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(2.4rem, 5vw, 3.1rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero-text p {
  font-size: 1.02rem;
  color: var(--muted);
  max-width: 34rem;
}

.hero-actions {
  margin-top: 1.5rem;
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.hero-graphic {
  background: radial-gradient(circle at 0% 0%, #dbeafe, #eff6ff 35%, #ffffff);
  border-radius: var(--radius-lg);
  padding: 1.9rem 1.7rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(191, 219, 254, 0.7);
}

.family-circle {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: 999px;
  background: radial-gradient(circle at 50% 10%, #bfdbfe, #1d4ed8 70%);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
}

.parent,
.child {
  border-radius: 999px;
  background: #eff6ff;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.35);
  position: relative;
}

.parent {
  width: 22%;
  height: 55%;
}

.parent.left {
  transform: translateX(-38%);
}

.parent.right {
  transform: translateX(38%);
}

.child {
  width: 18%;
  height: 45%;
  z-index: 2;
}

.hero-graphic-caption {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--muted);
}

/* Strips & Sections */
.strip {
  padding: 2.4rem 0;
}

.strip-highlight {
  background: linear-gradient(135deg, rgba(219, 234, 254, 0.9), rgba(239, 246, 255, 0.9));
  border-top: 1px solid rgba(191, 219, 254, 0.8);
  border-bottom: 1px solid rgba(191, 219, 254, 0.8);
}

.strip-inner {
  text-align: center;
}

.strip-inner h2 {
  margin-bottom: 0.6rem;
}

.strip-inner p {
  margin: 0 auto;
  max-width: 40rem;
  color: var(--muted);
}

/* Layout helpers */
.grid-two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.1rem;
  padding: 2.4rem 0;
}

.page-hero {
  padding: 2.7rem 0 1.6rem;
}

.page-hero h1 {
  margin-bottom: 0.5rem;
}

.page-hero p {
  color: var(--muted);
  max-width: 40rem;
}

/* Lists & Cards */
.icon-list {
  list-style: none;
  padding-left: 0;
}

.icon-list li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.65rem;
  color: var(--muted);
}

.icon-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 0%, #93c5fd, #1d4ed8);
}

.number-list {
  counter-reset: num;
  padding-left: 0;
  list-style: none;
}

.number-list li {
  counter-increment: num;
  margin-bottom: 0.6rem;
  padding-left: 2rem;
  position: relative;
  color: var(--muted);
}

.number-list li::before {
  content: counter(num);
  position: absolute;
  left: 0;
  top: 0.2rem;
  width: 1.3rem;
  height: 1.3rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

/* Pill grid */
.pill-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
  margin: 1.8rem 0;
}

.pill {
  padding: 1.2rem 1.3rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(226, 232, 240, 0.9);
  box-shadow: var(--shadow-subtle);
}

.pill h4 {
  margin: 0 0 0.35rem;
}

.pill p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--muted);
}

/* Resource list */
.resource-list {
  list-style: none;
  padding-left: 0;
}

.resource-list li {
  padding: 1rem 1.1rem;
  border-radius: 0.9rem;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-subtle);
  margin-bottom: 0.8rem;
}

.resource-list h3 {
  margin: 0 0 0.4rem;
}

/* Text links */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.95rem;
}

/* Footer */
.site-footer {
  margin-top: 3rem;
  padding: 1.6rem 0 2rem;
  border-top: 1px solid rgba(209, 213, 219, 0.9);
  background: rgba(248, 250, 252, 0.98);
}

.footer-inner {
  text-align: center;
  font-size: 0.88rem;
  color: var(--muted);
}

/* Responsive */
@media (max-width: 900px) {
  .hero-inner,
  .grid-two {
    grid-template-columns: 1fr;
  }

  .hero-graphic {
    order: -1;
  }

  .main-nav {
    display: none;
  }
}