:root {
  --brand-blue: #489add;
  --brand-orange: #dd8b48;
  --brand-lime: #9add48;
  --brand-pink: #dd489a;
  --brand-green: #48dd8b;
  --brand-cyan: #48ddd6;
  --brand-yellow: #ddd648;

  --text: #1f2933;
  --text-soft: #4b5563;
  --bg: #ffffff;
  --bg-soft: #f7fbfe;
  --border: #d7e3ee;
  --card-bg: #fbfdff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
}

.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 48px 24px 80px 24px;
}

h1, h2, h3 {
  line-height: 1.2;
  margin-top: 0;
  color: #111827;
}

h1 {
  font-size: 3rem;
  margin-bottom: 16px;
}

h2 {
  font-size: 1.9rem;
  margin-top: 56px;
  margin-bottom: 16px;
  color: var(--brand-blue);
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

p {
  margin: 0 0 18px 0;
  font-size: 1.05rem;
}

a {
  color: var(--brand-blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.hero {
  margin-bottom: 52px;
  padding: 8px 0 12px 0;
  border-top: 6px solid var(--brand-blue);
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--brand-orange);
  margin-bottom: 14px;
}

.lead {
  font-size: 1.3rem;
  color: var(--text-soft);
  margin-bottom: 28px;
  max-width: 860px;
}

.actions {
  margin-top: 28px;
  margin-bottom: 12px;
}

.button {
  display: inline-block;
  padding: 12px 18px;
  margin-right: 12px;
  margin-bottom: 12px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  transition: 0.15s ease;
  border: 2px solid var(--brand-blue);
}

.button.primary {
  background: var(--brand-blue);
  color: white;
}

.button.primary:hover {
  background: #377fb8;
  border-color: #377fb8;
  text-decoration: none;
}

.button.secondary {
  background: white;
  color: var(--brand-blue);
}

.button.secondary:hover {
  background: var(--bg-soft);
  text-decoration: none;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 22px;
  margin-top: 28px;
  margin-bottom: 8px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-top: 5px solid var(--brand-blue);
  border-radius: 10px;
  padding: 22px;
}

.card:nth-child(2) {
  border-top-color: var(--brand-green);
}

.card:nth-child(3) {
  border-top-color: var(--brand-orange);
}

.formula {
  margin: 28px 0;
  padding: 18px 22px;
  background: linear-gradient(90deg, rgba(72,154,221,0.10), rgba(72,221,139,0.08));
  border-left: 5px solid var(--brand-green);
  border-radius: 8px;
  font-size: 1.08rem;
}

.quote {
  margin: 28px 0;
  padding: 18px 22px;
  border-left: 5px solid var(--brand-pink);
  background: rgba(221,72,154,0.06);
  border-radius: 8px;
  font-size: 1.08rem;
  color: #374151;
}

.highlight-block {
  margin-top: 22px;
  padding: 18px 22px;
  background: rgba(221,214,72,0.12);
  border-left: 5px solid var(--brand-yellow);
  border-radius: 8px;
}

.info-block {
  margin: 24px 0;
  padding: 18px 22px;
  background: rgba(72,221,214,0.10);
  border-left: 5px solid var(--brand-cyan);
  border-radius: 8px;
}

.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-top: 20px;
}

.pillar {
  padding: 18px 20px;
  border-radius: 10px;
  color: #173042;
  background: rgba(72,221,214,0.10);
  border: 1px solid rgba(72,221,214,0.35);
}

.pillar:nth-child(2) {
  background: rgba(154,221,72,0.10);
  border-color: rgba(154,221,72,0.35);
}

.pillar:nth-child(3) {
  background: rgba(221,139,72,0.10);
  border-color: rgba(221,139,72,0.35);
}

.pillar:nth-child(4) {
  background: rgba(72,154,221,0.10);
  border-color: rgba(72,154,221,0.35);
}

.nav {
  margin-bottom: 28px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.nav a {
  margin-right: 18px;
  font-weight: 700;
}

.site-footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 2px solid var(--border);
  color: var(--text-soft);
  font-size: 0.98rem;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 720px) {
  h1 {
    font-size: 2.3rem;
  }

  h2 {
    font-size: 1.6rem;
  }

  .lead {
    font-size: 1.14rem;
  }
}