/* Advoke CV — Site Header */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  height: var(--header-height-mobile);
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--color-border-subtle);
  transition:
    background-color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out);
}

@supports not (backdrop-filter: blur(12px)) {
  .site-header {
    background-color: rgba(255, 255, 255, 0.98);
  }
}

.site-header.is-scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .site-header {
    height: var(--header-height);
  }
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  height: 100%;
  max-width: var(--container-2xl);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 480px) {
  .site-header__inner {
    padding-inline: var(--space-5);
  }
}

@media (min-width: 768px) {
  .site-header__inner {
    padding-inline: var(--space-6);
  }
}

@media (min-width: 1280px) {
  .site-header__inner {
    padding-inline: var(--space-8);
  }
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
  min-height: 40px;
  padding: var(--space-1);
  border-radius: var(--radius-md);
  transition: var(--transition-colors);
}

.site-header__brand:hover {
  background-color: var(--color-accent-tint);
}

.site-header__brand:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
}

.site-header__brand-img {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  display: block;
}

@media (min-width: 768px) {
  .site-header__brand-img {
    width: 36px;
    height: 36px;
  }
}

.site-header__brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.site-header__brand-title {
  font-size: var(--text-base);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.025em;
  color: var(--color-text);
}

@media (min-width: 768px) {
  .site-header__brand-title {
    font-size: var(--text-lg);
  }
}

.site-header__brand-sub {
  font-size: var(--text-2xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  color: var(--color-accent-active);
}

@media (max-width: 480px) {
  .site-header__brand-sub {
    display: none;
  }
}

.site-nav {
  display: none;
}

@media (min-width: 1024px) {
  .site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    margin-inline: auto;
  }
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__link {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: var(--transition-colors);
  white-space: nowrap;
}

.site-nav__link:hover {
  color: var(--color-text);
  background-color: var(--color-accent-tint);
}

.site-nav__link[aria-current="page"] {
  color: var(--color-text);
  background-color: var(--color-accent-soft);
  font-weight: var(--font-weight-semibold);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .site-header__actions {
    gap: var(--space-3);
  }
}

.site-header__actions .btn {
  min-height: 36px;
}

@media (max-width: 767px) {
  .site-header__actions .btn--desktop-only {
    display: none;
  }
}

.site-header__menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: var(--transition-colors);
}

.site-header__menu-toggle:hover {
  background-color: var(--color-accent-tint);
}

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

.site-header__menu-toggle svg {
  width: 22px;
  height: 22px;
}

.site-header--transparent {
  background-color: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
}

.site-header--transparent.is-scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  border-bottom-color: var(--color-border-subtle);
  box-shadow: var(--shadow-sm);
}

.header-progress-bar {
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-accent), var(--yellow-300));
  transition: width var(--duration-fast) linear;
  pointer-events: none;
}