header.dr-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  background-color: var(--color-bg-white);
  box-shadow: var(--shadow-sm);
}

.dr-header-inner {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dr-header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.dr-header-logo {
  display: block;
  height: 40px;
  width: auto;
}

.dr-header-title {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.dr-nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.dr-nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  list-style: none;
  margin: 0;
  padding: 0;
}

.dr-nav-link {
  font-family: var(--font-family-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.dr-nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-base);
}

.dr-nav-link:hover,
.dr-nav-link:focus-visible {
  color: var(--color-text-primary);
}

.dr-nav-link:hover::after,
.dr-nav-link:focus-visible::after {
  width: 100%;
}

.dr-burger {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
}

.dr-burger-box {
  width: 20px;
  height: 16px;
  position: relative;
}

.dr-burger-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-text-primary);
  transition: transform var(--transition-base), opacity var(--transition-base), top var(--transition-base), bottom var(--transition-base);
}

.dr-burger-line:nth-child(1) {
  top: 0;
}

.dr-burger-line:nth-child(2) {
  top: 7px;
}

.dr-burger-line:nth-child(3) {
  bottom: 0;
}

.dr-header.dr-open .dr-burger-line:nth-child(1) {
  top: 7px;
  transform: rotate(45deg);
}

.dr-header.dr-open .dr-burger-line:nth-child(2) {
  opacity: 0;
}

.dr-header.dr-open .dr-burger-line:nth-child(3) {
  bottom: 7px;
  transform: rotate(-45deg);
}

.dr-mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  background-color: var(--color-bg-white);
  box-shadow: var(--shadow-md);
  z-index: calc(var(--z-nav) - 1);
}

.dr-header.dr-open + .dr-mobile-menu {
  display: block;
}

.dr-mobile-menu-inner {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: var(--space-md) var(--container-padding) var(--space-lg);
}

.dr-mobile-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.dr-mobile-nav-link {
  font-family: var(--font-family-secondary);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  text-decoration: none;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.dr-mobile-nav-link:last-child {
  border-bottom: none;
}

.dr-footer {
  background-color: var(--color-bg-dark);
  color: var(--color-bg-light);
  padding: var(--space-2xl) var(--container-padding) var(--space-xl);
  margin-top: var(--space-3xl);
}

.dr-footer-inner {
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.dr-footer-top {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.5fr);
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(226, 232, 240, 0.15);
}

.dr-footer-brand {
  font-family: var(--font-family-secondary);
}

.dr-footer-logo-link {
  display: inline-flex;
  align-items: center;
}

.dr-footer-logo {
  display: block;
  width: 150px;
  height: auto;
}

.dr-footer-brand-text {
  margin-top: var(--space-sm);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
}

.dr-footer-disclaimer {
  margin-top: var(--space-sm);
  font-size: var(--font-size-xs);
  line-height: var(--line-height-normal);
  color: var(--color-bg-light);
  opacity: 0.8;
}

.dr-footer-heading {
  font-family: var(--font-family-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 var(--space-sm);
  color: var(--color-bg-light);
}

.dr-footer-nav-list,
.dr-footer-legal-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.dr-footer-nav-item,
.dr-footer-legal-item {
  margin: 0;
}

.dr-footer-link {
  font-family: var(--font-family-secondary);
  font-size: var(--font-size-xs);
  color: var(--color-bg-light);
  text-decoration: none;
  opacity: 0.85;
  transition: opacity var(--transition-fast), color var(--transition-fast);
}

.dr-footer-link:hover,
.dr-footer-link:focus-visible {
  opacity: 1;
  color: var(--color-accent);
}

.dr-footer-contact {
  font-family: var(--font-family-secondary);
}

.dr-footer-address {
  font-style: normal;
  font-size: var(--font-size-xs);
  color: var(--color-bg-light);
  opacity: 0.9;
}

.dr-footer-address-line {
  margin: 0 0 var(--space-sm);
}

.dr-footer-contact-line {
  margin: 0 0 var(--space-xs);
}

.dr-footer-bottom {
  padding-top: var(--space-md);
}

.dr-footer-meta {
  margin: 0;
  font-family: var(--font-family-secondary);
  font-size: var(--font-size-xs);
  color: var(--color-bg-light);
  opacity: 0.7;
  text-align: center;
}

@media (max-width: 767px) {
  .dr-nav {
    display: none;
  }

  .dr-burger {
    display: flex;
  }

  .dr-footer {
    padding: var(--space-2xl) var(--container-padding) var(--space-lg);
  }

  .dr-footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .dr-footer-brand {
    text-align: left;
  }

  .dr-footer-bottom {
    padding-top: var(--space-lg);
  }

  .dr-footer-meta {
    text-align: left;
  }
}

@media (min-width: 768px) {
  .dr-nav {
    display: flex;
  }

  .dr-burger {
    display: none;
  }

  .dr-mobile-menu {
    display: none !important;
  }
}