/* Global base styles */
p {
  font-family: 'Lato', sans-serif;
  line-height: 1.7;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Lato', sans-serif;
}

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

/* ========================
   Page hero banner
   ======================== */
.page-hero {
  background: linear-gradient(135deg, #1a4480 0%, #0d2d5e 100%);
  padding: 2.75rem 0;
}

.page-hero .page-hero-label {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0 0 0.4rem;
}

.page-hero h1 {
  color: #fff;
  font-size: 1.9rem;
  font-weight: 700;
  margin: 0;
}

/* ========================
   Content page typography
   ======================== */
.content-page {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

.content-page h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: #1a4480;
  margin-bottom: 1.75rem !important;
  position: relative;
  padding-bottom: 0.75rem;
}

.content-page h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 48px;
  height: 3px;
  background: #f0c040;
  border-radius: 2px;
}

.content-page h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #1a4480;
  margin-top: 2.25rem;
  margin-bottom: 1rem;
}

.content-page h4 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #2c3e50;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.content-page h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #1a4480;
  margin-bottom: 0.5rem;
}

.content-page p {
  font-size: 1.05rem;
  line-height: 1.85;
  color: #2d3748;
  margin-bottom: 1.2rem;
}

.content-page ul {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}

.content-page ul li {
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: 0.45rem;
  color: #2d3748;
}

.content-page .table {
  font-size: 0.95rem;
}

.content-page .table th {
  font-weight: 600;
  color: #1a4480;
  background: #f0f4f8;
}

.formula-box {
  background: #f0f4f8;
  border-left: 4px solid #1a4480;
  border-radius: 0 6px 6px 0;
  padding: 1.25rem 1.25rem 0.75rem;
}

.formula-box h6 {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #1a4480;
  margin-bottom: 0.6rem;
}

.formula-box code {
  display: block;
  font-size: 1rem;
  color: #1a4480;
  font-weight: 600;
  margin-bottom: 0.3rem;
  font-family: 'Courier New', monospace;
  background: transparent;
  padding: 0;
}