/* Shared site header — all pages except subscribe.html
   Figma Hero 265:2127 + brand type tokens
   Logo & nav stay fixed sizes; layout may reposition. */

.site-header {
  --logo-size: 109px;
  /* nav-arrow.svg points right; tip is the right edge of the viewBox (no trailing pad).
     Painted height matches the reference arrow (~1.03× the 40px cap height). */
  --arrow-height: 30px;
  --arrow-length: 35.11px;
  /* Reference: 28px clear from tip to “SERVICES” on an 88px cap.
     28 × (29/88) ≈ 9px painted. Services ink starts ~2px inside the label box. */
  --arrow-gap: 7px;
  --menu-toggle-size: 48px;

  position: absolute;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 50px var(--pad-x) 0;
  pointer-events: none;
}

/* Other pages: three-quarters of the home mark. Home keeps 109px. */
body:not(.home) .site-header {
  --logo-size: calc(109px * 0.75);
}

.site-header a,
.site-header button {
  pointer-events: auto;
}

.site-header__logo {
  display: block;
  width: var(--logo-size);
  height: var(--logo-size);
  flex-shrink: 0;
}

.site-header__logo img,
.site-header__logo svg {
  display: block;
  width: var(--logo-size);
  height: var(--logo-size);
  max-width: none;
}

/* Desktop. Home is 240px wide; other pages are 180px. Height follows the artwork. */
@media (min-width: 721px) {
  .site-header__logo,
  .site-header__logo img,
  .site-header__logo svg {
    width: 180px;
    height: auto;
  }

  .site-header__logo img,
  .site-header__logo svg {
    object-fit: contain;
  }

  body.home .site-header__logo,
  body.home .site-header__logo img,
  body.home .site-header__logo svg {
    width: 240px;
  }
}

/* Logo and hamburger share this bar on desktop and mobile. */
.site-header__bar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  width: 100%;
  min-width: 0;
  position: relative;
}

/* Header stays under the open drawer. The button’s z-index is local to this bar. */

/* White hamburger. Page styles can recolor it. */
.site-header__menu-toggle {
  display: block;
  position: relative;
  appearance: none;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: transparent;
  cursor: pointer;
  width: var(--menu-toggle-size);
  height: var(--menu-toggle-size);
  flex-shrink: 0;
  z-index: 1;
  overflow: hidden;
}

.site-header__menu-toggle img {
  display: block;
  width: var(--menu-toggle-size);
  height: auto;
  max-width: none;
  /* hamburger.svg is white; this filter keeps it white on the hero */
  filter: brightness(0) invert(1);
}

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

.site-header__menu-toggle:hover img {
  filter: brightness(0);
}

.site-header__menu-toggle:focus-visible {
  outline: 2px solid var(--color-yellow);
  outline-offset: 4px;
}

.site-header__nav {
  margin: 0;
}

.site-nav {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
  text-align: right;
}

/* Each row is only as wide as its own word and sits on the right.
   The arrow is positioned against that word, not the menu column. */
.site-nav__item {
  position: relative;
  width: max-content;
  margin-left: auto;
}

/* Nav = heading style (40pt Semi Bold, -2% / 110%) — fixed, no fluid shrink */
.site-nav__link {
  display: block;
  width: max-content;
  font-family: var(--font-sans);
  font-size: var(--text-heading);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--tracking-heading);
  line-height: var(--leading-heading);
  color: var(--ink-inverse);
  transition: color 250ms ease;
}

.site-nav__link:hover,
.site-nav__link:focus-visible,
.site-nav__link:active,
.site-nav__item.is-hover .site-nav__link {
  color: var(--color-yellow);
}

.site-nav__link:focus-visible {
  outline: 2px solid var(--color-yellow);
  outline-offset: 4px;
}

/* Yellow arrow — horizontal; tip is the image’s right edge.
   --arrow-gap is that tip to this item’s own text box (~9px to the painted word).
   Vertically centered on the word. */
.site-nav__arrow {
  position: absolute;
  top: 50%;
  right: calc(100% + var(--arrow-gap));
  width: var(--arrow-length);
  height: var(--arrow-height);
  max-width: none;
  margin: 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-50%);
  transition: opacity 250ms ease;
}

/* Idle: arrow on active item only when nothing is hovered/focused/demo-hovered */
.site-nav:not(:hover):not(:focus-within):not(:has(.is-hover))
  .site-nav__item--active
  .site-nav__arrow,
.site-nav__item:hover .site-nav__arrow,
.site-nav__item:focus-within .site-nav__arrow,
.site-nav__item.is-hover .site-nav__arrow {
  opacity: 1;
}

/* Mobile mode driven by JS data-mobile-nav (reliable vs headless viewport quirks)
   Header stacks: bar (logo left, white hamburger top-right) then the nav panel. */
.site-header[data-mobile-nav="true"] {
  flex-direction: column;
  flex-wrap: nowrap;
  align-items: stretch;
  gap: 1rem;
}

.site-header[data-mobile-nav="true"] .site-header__bar {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
}

.site-header[data-mobile-nav="true"] .site-header__menu-toggle {
  display: flex;
  align-items: center;
  position: static;
  margin-left: auto;
  align-self: center;
  height: auto;
}

.site-header[data-mobile-nav="true"] .site-header__nav {
  flex: 1 1 100%;
  display: none;
  padding-top: 0.35rem;
}

.site-header[data-mobile-nav="true"].site-header--nav-open .site-header__nav {
  display: block;
}

.site-header[data-mobile-nav="true"].site-header--nav-open .site-header__menu-toggle {
  opacity: 1;
}

.site-header[data-mobile-nav="true"] .site-nav {
  display: block;
  width: max-content;
  max-width: 100%;
  margin-left: auto;
  text-align: left;
}

.site-header[data-mobile-nav="true"] .site-nav__item {
  /* Stretch with the menu again; words share a left edge, arrow stays on each word. */
  width: auto;
  margin-left: 0;
  padding-left: calc(var(--arrow-length) + var(--arrow-gap));
}

.site-header[data-mobile-nav="true"] .site-nav__link {
  font-size: var(--text-heading);
  padding: 0.05em 0;
}

.site-header[data-mobile-nav="true"] .site-nav__arrow {
  display: block;
  left: 0;
  right: auto;
}

/* Viewport fallback: same bar layout even before JS sets data-mobile-nav */
@media (max-width: 720px) {
  .site-header {
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
    padding-top: 25px;
  }

  body.home .site-header {
    --logo-size: calc(109px * 1.3 * 1.35);
  }

  .site-header__bar {
    width: 100%;
    align-items: center;
    justify-content: space-between;
  }

  body.home .site-header__bar,
  body.home .site-header[data-mobile-nav="true"] .site-header__bar {
    align-items: flex-start;
  }

  body.home .site-header__menu-toggle,
  body.home .site-header[data-mobile-nav="true"] .site-header__menu-toggle {
    align-self: flex-start;
  }

  .site-header__menu-toggle {
    display: flex;
    align-items: center;
    position: static;
    margin-left: auto;
    align-self: center;
    height: auto;
  }

  .site-header__nav {
    display: none;
    width: 100%;
  }

  .site-header.site-header--nav-open .site-header__nav {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-nav__link,
  .site-nav__arrow {
    transition: none;
  }
}