.header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background: var(--bg-main);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-nav);
}

.header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  height: 100%;
  display: flex;
  align-items: center;
}

.header__logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 20px;
  color: var(--primary);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.header__logo svg {
  flex-shrink: 0;
}

.header__nav {
  display: flex;
  gap: var(--space-lg);
  margin-left: var(--space-xl);
}

.header__nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}
.header__nav-link:hover,
.header__nav-link--active {
  color: var(--primary);
}

.header__search {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  max-width: 260px;
  width: 100%;
}

.header__search svg {
  flex-shrink: 0;
  color: var(--text-light);
}

.header__search input {
  border: none;
  background: transparent;
  font-size: 14px;
  color: var(--text-primary);
  width: 100%;
  outline: none;
}

.header__search input::placeholder {
  color: var(--text-light);
}

@media (max-width: 768px) {
  .header__nav {
    display: none;
  }
  .header__search {
    max-width: 180px;
    margin-left: auto;
  }
}

@media (max-width: 480px) {
  .header__logo {
    font-size: 17px;
  }
  .header__search {
    max-width: 140px;
    padding: 6px 10px;
  }
  .header__search input {
    font-size: 13px;
  }
}