.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
}

.header__logo-icon {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 18px;
  font-weight: 800;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header__nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition);
  position: relative;
}

.header__nav-link:hover,
.header__nav-link.active {
  color: var(--color-primary);
}

.header__nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.header__contacts {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.header__phone {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  transition: color var(--transition);
}

.header__phone:hover {
  color: var(--color-primary);
}

.header__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 30px;
  cursor: pointer;
  padding: 4px 0;
}

.header__burger span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.header__burger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__burger.active span:nth-child(2) {
  opacity: 0;
}

.header__burger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 1024px) {
  .header__nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    flex-direction: column;
    justify-content: flex-start;
    padding: 32px 20px;
    gap: 24px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 999;
  }

  .header__nav.open {
    transform: translateX(0);
  }

  .header__nav-link {
    font-size: 18px;
  }

  .header__contacts {
    display: none;
  }

  .header__burger {
    display: flex;
  }
}

@media (max-width: 480px) {
  .header__logo {
    font-size: 16px;
  }
}