.container {
  width: min(calc(100% - 2 * var(--gutter)), var(--container-max));
  margin-inline: auto;
}

.section {
  padding-block: var(--section-y);
}

.section--tight {
  padding-block: var(--space-12);
}

.section-header {
  margin-bottom: var(--space-10);
}

.section-header--wide {
  max-width: none;
}

.section-header .text-label {
  display: block;
  margin-bottom: var(--space-3);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(246, 247, 249, 0.92);
  border-bottom: 1px solid transparent;
  transition: background-color 150ms var(--ease), border-color 150ms var(--ease),
    box-shadow 150ms var(--ease);
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.96);
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-6);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  font-size: var(--text-small);
  letter-spacing: 0.02em;
}

.site-logo img {
  height: 3rem;
  width: auto;
  max-width: 9rem;
  object-fit: contain;
  display: block;
}

.site-nav {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

.site-nav a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: var(--text-small);
  font-weight: 500;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  border-radius: var(--radius-md);
}

.nav-toggle svg {
  width: 1.25rem;
  height: 1.25rem;
}

.mobile-nav {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  z-index: 99;
  background: var(--color-surface);
  padding: var(--space-8);
  border-top: 1px solid var(--color-border);
  overflow-y: auto;
}

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.mobile-nav a {
  display: block;
  padding: var(--space-4) 0;
  font-size: 1.125rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}

@media (min-width: 900px) {
  .site-nav {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }
}

.site-footer {
  background: var(--color-text);
  color: #c8d4de;
  padding-block: var(--space-16);
}

.site-footer a {
  color: #e8eef3;
  text-decoration: none;
}

.site-footer a:hover {
  color: #fff;
}

.footer-grid {
  display: grid;
  gap: var(--space-10);
}

@media (min-width: 700px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.footer-logo {
  height: 5.5rem;
  width: auto;
  max-width: 11rem;
  object-fit: contain;
  display: block;
}

.footer-brand p {
  margin-top: var(--space-4);
  font-size: var(--text-small);
  max-width: 22rem;
}

.footer-col h3 {
  font-family: var(--font-ui);
  font-size: var(--text-label);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8fa3b5;
  margin-bottom: var(--space-4);
}

.footer-col li + li {
  margin-top: var(--space-2);
}

.footer-col a {
  font-size: var(--text-small);
}

.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: var(--text-small);
  color: #8fa3b5;
}

.sticky-cta {
  display: flex;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  padding: var(--space-3) var(--space-4);
  gap: var(--space-3);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 20px rgba(18, 22, 28, 0.08);
}

.sticky-cta .btn {
  flex: 1;
  justify-content: center;
}

@media (min-width: 900px) {
  .sticky-cta {
    display: none;
  }
}

@media (max-width: 899px) {
  body {
    padding-bottom: 4.5rem;
  }
}

.page-hero {
  padding-block: var(--space-12) var(--space-8);
}

.page-hero h1 {
  margin-bottom: var(--space-3);
}

.page-hero .prose {
  max-width: var(--measure);
}

.grid-2 {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.grid-3 {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 700px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}