:root {
  --cso-bg: #f5f5f7;
  --cso-surface: #ffffff;
  --cso-blue: #0f3a68;
  --cso-lime: #bce70c;
  --cso-text: #1f2937;
  --cso-text-light: #4b5563;
  --cso-border: #e5e7eb;
}

.site-header {
  background: var(--cso-bg);
  padding: 1.5rem 1rem;
  position: sticky;
  top: 0;
  z-index: 40;
}

.site-header__frame {
  max-width: 1400px;
  margin: 0 auto;
  background: var(--cso-surface);
  border-radius: 12px;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  border: 1px solid var(--cso-border);
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  color: var(--cso-blue);
  text-decoration: none;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.site-header__brand svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

.site-header__nav {
  display: none;
  gap: 2.5rem;
}

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

  .site-header__burger {
    display: none;
  }
}

.site-header__link {
  color: var(--cso-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.site-header__link:hover {
  color: var(--cso-blue);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-header__cta {
  display: none;
  background: var(--cso-lime);
  color: var(--cso-blue);
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  transition: background 0.2s ease, transform 0.2s ease;
}

@media (min-width: 900px) {
  .site-header__cta {
    display: inline-block;
  }
}

.site-header__cta:hover {
  background: #a8d10a;
  transform: translateY(-1px);
}

.site-header__burger {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}

.site-header__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cso-blue);
  transition: 0.3s;
}

.site-mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
}

.site-mobile-nav[hidden] {
  display: none;
}

.site-mobile-nav__overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 58, 104, 0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.site-mobile-nav.is-open .site-mobile-nav__overlay {
  opacity: 1;
}

.site-mobile-nav__panel {
  position: relative;
  width: 85%;
  max-width: 420px;
  background: var(--cso-surface);
  height: 100%;
  margin-left: auto;
  display: flex;
  flex-direction: column;
  padding: 2.5rem 2rem;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.15);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.site-mobile-nav.is-open .site-mobile-nav__panel {
  transform: translateX(0);
}

.site-mobile-nav__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4rem;
}

.site-mobile-nav__brand {
  font-weight: 800;
  color: var(--cso-blue);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.site-mobile-nav__close {
  background: none;
  border: none;
  font-size: 2.5rem;
  color: var(--cso-text);
  cursor: pointer;
  line-height: 1;
  font-weight: 300;
  padding: 0.5rem;
  margin: -0.5rem;
}

.site-mobile-nav__links {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  flex-grow: 1;
}

.site-mobile-nav__link {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--cso-text);
  text-decoration: none;
  letter-spacing: -0.02em;
  transition: color 0.2s ease;
}

.site-mobile-nav__link:hover {
  color: var(--cso-blue);
}

.site-mobile-nav__utility {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--cso-border);
}

.site-mobile-nav__contact {
  color: var(--cso-text-light);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
}

.site-mobile-nav__cta {
  background: var(--cso-lime);
  color: var(--cso-blue);
  padding: 1.25rem;
  border-radius: 8px;
  text-align: center;
  text-decoration: none;
  font-weight: 700;
  margin-top: 1rem;
  font-size: 1.1rem;
}

.site-footer {
  background: var(--cso-bg);
  padding: 5rem 1.5rem 3rem;
  border-top: 1px solid var(--cso-border);
  color: var(--cso-text);
}

.site-footer__container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.site-footer__closing-line {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--cso-blue);
  max-width: 900px;
  line-height: 1.05;
  margin: 0;
  letter-spacing: -0.03em;
}

.site-footer__main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 768px) {
  .site-footer__main {
    grid-template-columns: repeat(2, 1fr);
  }
}

.site-footer__heading {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--cso-blue);
  margin: 0 0 1.5rem 0;
  letter-spacing: -0.01em;
}

.site-footer__nav {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.site-footer__link {
  color: var(--cso-text-light);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.site-footer__link:hover {
  color: var(--cso-blue);
}

.site-footer__address {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.site-footer__contact-link {
  color: var(--cso-text-light);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
  line-height: 1.6;
}

.site-footer__contact-link:hover {
  color: var(--cso-blue);
}

.site-footer__legal {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding-top: 3rem;
  border-top: 1px solid var(--cso-border);
  font-size: 0.875rem;
  color: var(--cso-text-light);
}

@media (min-width: 768px) {
  .site-footer__legal {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.site-footer__legal-nav {
  display: flex;
  gap: 2rem;
}

.site-footer__legal-link {
  color: var(--cso-text-light);
  text-decoration: none;
  font-weight: 500;
}

.site-footer__legal-link:hover {
  color: var(--cso-blue);
  text-decoration: underline;
}

[data-mobile-nav][hidden],
[data-mobile-nav].hidden {
  display: none
}

[data-mobile-nav][data-mobile-open="1"] {
  display: block
}