/* FIXD — header.
   Transparent over the hero, then a hard dark bar with a blur once the page
   moves. The yellow CTA never changes, so the primary action is always the
   brightest thing on screen. */

.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 80;
  height: var(--header-h);
  display: flex;
  align-items: center;
  color: var(--white);
  transition: background var(--dur-md) var(--ease-snap),
              backdrop-filter var(--dur-md) var(--ease-snap),
              box-shadow var(--dur-md) var(--ease-snap),
              transform var(--dur-md) var(--ease-snap);
}
.header::after {                       /* the FIXD line, doubling as a seam */
  content: '';
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: var(--white-16);
  opacity: 0;
  transition: opacity var(--dur-md) var(--ease-snap);
}

.header.is-compact {
  background: var(--black-92);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
}
.header.is-compact::after { opacity: 1; }

/* Hidden while scrolling down past the fold, back on any upward move. */
.header.is-hidden { transform: translateY(-102%); }

.header__inner {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 3rem);
}

/* --- wordmark ---------------------------------------------------------- */
.logo {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  text-decoration: none;
  color: inherit;
  line-height: 1;
}
.logo__mark {
  font-family: var(--font-display);
  font-weight: 900;
  font-variation-settings: 'wdth' 88;
  font-size: clamp(1.5rem, 2.4vw, 1.9rem);
  letter-spacing: -.02em;
  text-transform: uppercase;
}
.logo__sub {
  font-family: var(--font-display);
  font-size: .56rem;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--white-48);
}
.header.is-compact .logo__sub, .logo:hover .logo__sub { color: var(--white-72); }

/* --- desktop navigation ------------------------------------------------ */
.nav { display: none; margin-left: auto; }
.nav__list { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2.2rem); }
.nav__link {
  position: relative;
  display: block;
  padding: .5rem 0;
  font-family: var(--font-display);
  font-size: var(--t-label);
  font-weight: 700;
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  text-decoration: none;
  color: var(--white);
}
.nav__link::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--yellow);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--dur-xs) var(--ease-snap);
}
.nav__link:hover::after, .nav__link[aria-current='true']::after { transform: scaleX(1); }

.header__cta { display: none; }

/* --- mobile trigger ---------------------------------------------------- */
.burger {
  margin-left: auto;
  width: 46px; height: 46px;
  display: grid;
  place-content: center;
  gap: 5px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.burger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  transition: transform var(--dur-sm) var(--ease-snap), opacity var(--dur-xs) linear;
}
.burger[aria-expanded='true'] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded='true'] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded='true'] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Small yellow call button sits beside the burger on phones. */
.header__quick {
  display: inline-flex;
  align-items: center;
  gap: .4em;
  margin-left: auto;
  padding: .62rem .85rem;
  background: var(--yellow);
  color: var(--black);
  border: 0;
  border-radius: var(--r);
  font-family: var(--font-display);
  font-size: .66rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  cursor: pointer;
}
.header__quick + .burger { margin-left: .4rem; }

/* --- mobile panel ------------------------------------------------------ */
.menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  grid-template-rows: var(--header-h) 1fr;
  background: var(--black);
  color: var(--white);
  clip-path: inset(0 0 100% 0);
  transition: clip-path var(--dur-md) var(--ease-snap);
  visibility: hidden;
}
html.is-menu-open .menu { clip-path: inset(0 0 0 0); visibility: visible; }

.menu__body {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.5rem var(--gutter) calc(2rem + env(safe-area-inset-bottom));
  overflow-y: auto;
}
.menu__list { display: grid; gap: .25rem; }
.menu__link {
  display: flex;
  align-items: baseline;
  gap: .8rem;
  padding: .5rem 0;
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 11vw, 3.2rem);
  font-weight: 800;
  font-variation-settings: 'wdth' var(--wdth-tight);
  letter-spacing: var(--track-huge);
  line-height: 1;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--white);
  border-bottom: 1px solid var(--white-16);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .26s linear, transform .3s var(--ease-snap), color var(--dur-xs) linear;
}
html.is-menu-open .menu .menu__link { opacity: 1; transform: none; }
html.is-menu-open .menu li:nth-child(1) .menu__link { transition-delay: 90ms; }
html.is-menu-open .menu li:nth-child(2) .menu__link { transition-delay: 135ms; }
html.is-menu-open .menu li:nth-child(3) .menu__link { transition-delay: 180ms; }
html.is-menu-open .menu li:nth-child(4) .menu__link { transition-delay: 225ms; }
.menu__link:hover, .menu__link:focus-visible { color: var(--yellow); }
.menu__link i {
  font-family: var(--font-body);
  font-style: normal;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--yellow);
}
.menu__foot { display: grid; gap: 1rem; }
.menu__foot .btn { width: 100%; justify-content: center; }
.menu__meta { font-size: var(--t-small); color: var(--white-48); }

@media (prefers-reduced-motion: reduce) {
  .menu, .menu__link { transition: none; }
  .menu__link { opacity: 1; transform: none; }
}

/* --- desktop ----------------------------------------------------------- */
@media (min-width: 1000px) {
  .nav { display: block; }
  .header__cta { display: inline-flex; margin-left: 1.25rem; padding: .9em 1.35em; }
  .burger, .header__quick { display: none; }
  .menu { display: none; }
}