/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-12);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding-mobile);
  gap: var(--space-16);
}

@media (min-width: 768px) {
  .header-container {
    padding-inline: var(--container-padding-desktop);
  }
}

/* Logo */
.header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-shrink: 0;
  text-decoration: none;
  color: var(--color-text-primary);
}

.logo-mark {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.logo-text {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
}

@media (max-width: 767px) {
  .logo-text {
    font-size: 16px;
  }
}

/* Navigation Toggle */
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: none;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Primary Navigation */
.primary-nav {
  display: flex;
  align-items: center;
  gap: var(--space-24);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-24);
  list-style: none !important;
  margin: 0;
  padding: 0;
}

.nav-list li {
  margin: 0;
  padding: 0;
}

.nav-list a {
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  font-weight: 400;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.nav-list a:hover,
.nav-list a:focus-visible {
  color: var(--color-accent);
}

.header-cta {
  flex-shrink: 0;
}

/* Mobile Navigation */
@media (max-width: 1023px) {
  .nav-toggle {
    display: flex;
  }

  .primary-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    max-width: 80vw;
    height: 100vh;
    height: 100dvh;
    background-color: var(--color-bg-secondary);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-24);
    padding-top: 80px;
    gap: var(--space-24);
    transform: translateX(100%);
    transition: transform var(--transition-fast);
    z-index: 1000;
    overflow-y: auto;
    border-left: 1px solid var(--color-border);
  }

  .primary-nav[aria-hidden="false"] {
    transform: translateX(0);
  }

  .primary-nav[aria-hidden="true"] {
    transform: translateX(100%);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-12);
  }

  .nav-list a {
    display: block;
    padding: var(--space-8) 0;
    font-size: var(--text-body-large-size);
  }

  .header-cta {
    align-self: stretch;
    text-align: center;
  }
}

@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }

  .primary-nav {
    position: static;
    transform: none;
    width: auto;
    height: auto;
    background: none;
    flex-direction: row;
    padding: 0;
    overflow: visible;
    border: none;
  }

  .primary-nav[aria-hidden] {
    display: flex;
  }
}