/* ==========================================================================
   Header / Navigation Bar
   Depends on design tokens in style.css.
   ========================================================================== */

.site-header {
  position: fixed;
  top: 1rem;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 100;
  font-family: var(--font-heading);
  background: transparent;
  transition:
    top var(--duration-base) var(--ease-out),
    background-color var(--duration-base) var(--ease-out),
    backdrop-filter var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
}

/* --------------------------------------------------------------------------
   Scrolled state — sticky bar with translucent black background
   Triggered by main.js once the page scrolls past a small threshold.
   -------------------------------------------------------------------------- */

.site-header.is-scrolled {
  top: 0;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header.is-scrolled .site-title-link,
.site-header.is-scrolled .main-navigation a {
  color: var(--color-white);
}

.site-header.is-scrolled .main-navigation li + li::before {
  background: rgba(0, 0, 0, 0.35);
}

body.header-mode-light .site-header.is-scrolled .site-branding .site-logo-svg {
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
  At-rest header on a light first section (e.g. page_welcome_banner).
  The body still carries header-mode-dark, but the visible
   area behind the bar is white — so force dark content for legibility. The
   scrolled state above keeps its own dark-bar styling untouched.
   -------------------------------------------------------------------------- */

body.first-section-light .site-header:not(.is-scrolled) .site-title-link,
body.first-section-light .site-header:not(.is-scrolled) .main-navigation a {
  color: var(--color-black);
}

body.first-section-light .site-header:not(.is-scrolled) .main-navigation li + li::before {
  background: rgba(0, 0, 0, 0.25);
}

body.first-section-light.header-mode-dark .site-header:not(.is-scrolled) .site-branding .site-logo-svg {
  color: var(--color-black);
}

/* --------------------------------------------------------------------------
   At-rest header on a dark hero (redesign_hero is the first section). The
   image background is dark, so force logo + nav links to white regardless of
   header-mode-light/dark. The scrolled state keeps its own white styling.
   -------------------------------------------------------------------------- */

body.first-section-redesign-hero .site-header:not(.is-scrolled) .site-title-link,
body.first-section-redesign-hero .site-header:not(.is-scrolled) .main-navigation a {
  color: var(--color-white);
}

body.first-section-redesign-hero .site-header:not(.is-scrolled) .main-navigation li + li::before {
  background: rgba(255, 255, 255, 0.35);
  @media (max-width: 1023px) {
    background: rgba(0, 0, 0, 0.25);
  }
}

body.first-section-redesign-hero.header-mode-light .site-header:not(.is-scrolled) .site-branding .site-logo-svg {
  color: var(--color-white);
}

.site-header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  column-gap: 24px;
  min-height: 85px;
}

/* --------------------------------------------------------------------------
   Logo / Branding
   -------------------------------------------------------------------------- */

.site-branding {
  justify-self: start;
  display: flex;
  align-items: center;
}

.site-branding .custom-logo-link {
  display: block;
  width: 160px;
  height: auto;
  transition: width var(--duration-base) var(--ease-out);
}

.is-scrolled .site-branding .custom-logo-link {
  width: 120px;
}

.site-branding .custom-logo,
.site-branding .site-logo-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.site-branding .custom-logo {
  object-fit: contain;
  object-position: left center;
}

.site-branding .site-logo-svg {
  color: var(--color-black);
}

.site-branding .site-logo-svg :where(path, rect, circle, ellipse, line, polyline, polygon):not([fill='none']) {
  fill: currentColor !important;
}

body.header-mode-dark .site-branding .site-logo-svg {
  color: var(--color-white);
}

.site-title-link {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  text-decoration: none;
  color: var(--color-black);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 22px;
  line-height: 1;
  letter-spacing: -0.01em;
  text-transform: lowercase;
}

.site-title-word {
  display: block;
}

.site-title-link:hover {
  opacity: 0.85;
}

body.header-mode-dark .site-title-link {
  color: var(--color-white);
}

.site-branding .site-title {
  margin: 0;
}

.site-branding .site-description {
  display: none;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */

.main-navigation {
  justify-self: center;
  display: flex;
  align-items: center;
}

.main-navigation ul {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  background: transparent;
  border: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.main-navigation ul ul {
  display: none;
}

.main-navigation li {
  position: relative;
  list-style: none;
}

/* Vertical separator between items */
.main-navigation li + li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 21px;
}

.main-navigation a {
  display: block;
  padding: 0px 30px;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 16px;
  line-height: 1.2;
  color: var(--color-black);
  text-decoration: none;
  white-space: nowrap;
  transition: opacity var(--duration-fast);
}

.main-navigation a:hover {
  opacity: 0.65;
}

body.header-mode-dark .main-navigation a {
  color: var(--color-white);
}

body.header-mode-dark .main-navigation li + li::before {
  background: rgba(255, 255, 255, 0.5);
}

/* --------------------------------------------------------------------------
   Get In Touch CTA
   -------------------------------------------------------------------------- */

.site-header-cta {
  justify-self: end;
  display: flex;
  align-items: center;
}

.header-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 16px;
  line-height: 1;
  color: var(--color-white);
  background-color: var(--color-cta);
  border: none;
  border-radius: 999px;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition:
    background-color var(--duration-fast),
    transform var(--duration-fast),
    box-shadow var(--duration-fast);
}

.header-cta-btn:hover,
.header-cta-btn:focus-visible {
  background-color: var(--color-cta-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 8px 18px -8px rgba(242, 97, 34, 0.55);
}

.header-cta-btn:active {
  transform: translateY(0);
}

.main-navigation .header-cta-btn--mobile {
  display: none;
}

/* --------------------------------------------------------------------------
   Mobile menu toggle (burger)
   -------------------------------------------------------------------------- */

.main-navigation .menu-toggle {
  display: none;
  position: relative;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid rgba(41, 40, 36, 0.18);
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.85) 0%, rgba(255, 255, 255, 0.55) 100%);
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 0 0 1px rgba(255, 255, 255, 0.25) inset,
    0 6px 18px -6px rgba(41, 40, 36, 0.25),
    0 2px 6px -2px rgba(41, 40, 36, 0.15);
  cursor: pointer;
  z-index: 1001;
  transition:
    transform var(--duration-fast) ease,
    background var(--duration-base) ease,
    box-shadow var(--duration-base) ease,
    border-color var(--duration-base) ease;
}

.main-navigation .menu-toggle:hover {
  transform: translateY(-1px);
  border-color: rgba(41, 40, 36, 0.28);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 1) inset,
    0 0 0 1px rgba(255, 255, 255, 0.35) inset,
    0 12px 28px -8px rgba(41, 40, 36, 0.35),
    0 4px 10px -2px rgba(41, 40, 36, 0.2);
}

.main-navigation .menu-toggle:active {
  transform: translateY(0);
}

.main-navigation .menu-toggle-bars {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 18px;
  height: 12px;
  transform: translate(-50%, -50%);
}

.main-navigation .menu-toggle-bars span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.75px;
  background: var(--color-black);
  border-radius: 2px;
  transition:
    transform var(--duration-base) var(--ease-out),
    opacity var(--duration-fast),
    top var(--duration-base) var(--ease-out),
    background var(--duration-fast);
}

.main-navigation .menu-toggle-bars span:nth-child(1) {
  top: 0;
}
.main-navigation .menu-toggle-bars span:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}
.main-navigation .menu-toggle-bars span:nth-child(3) {
  top: 100%;
  transform: translateY(-100%);
}

.main-navigation.toggled .menu-toggle-bars span:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}
.main-navigation.toggled .menu-toggle-bars span:nth-child(2) {
  opacity: 0;
}
.main-navigation.toggled .menu-toggle-bars span:nth-child(3) {
  top: 50%;
  transform: translateY(-50%) rotate(-45deg);
}

/* Backdrop behind the mobile menu (hidden on desktop) */
.main-navigation .menu-backdrop {
  display: none;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1199px) {
  .main-navigation a {
    padding: 10px 16px;
  }
}

@media (max-width: 1023px) {
  /* On mobile we ditch the 3-column grid and stack everything on one row:
     logo on the left, CTA + burger on the right. The nav links live in a
     slide-in drawer that the burger toggles. */
  .site-header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    column-gap: 12px;
  }

  .site-branding {
    flex: 0 1 auto;
  }

  /* Header CTA lives in the drawer on mobile — hide the one in the header bar */
  .site-header-cta {
    display: none;
  }

  .main-navigation {
    flex: 0 0 auto;
    margin-left: auto;
  }

  .main-navigation.toggled {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: block;
    margin-left: 0;
    pointer-events: none;
  }

  /* Burger is always fixed-positioned at its at-rest visual coords so opening
     the menu doesn't cause it to hop. Coords mirror the natural flex-centered
     position inside the header bar. */
  .main-navigation .menu-toggle {
    display: block;
    position: fixed;
    top: calc(1rem + (85px - 48px) / 2);
    right: 18px;
    transition:
      top var(--duration-base) var(--ease-out),
      transform var(--duration-fast) ease,
      background var(--duration-base) ease,
      box-shadow var(--duration-base) ease,
      border-color var(--duration-base) ease;
    pointer-events: auto;
  }

  .site-header.is-scrolled .main-navigation .menu-toggle {
    top: calc((85px - 48px) / 2);
  }

  /* Dim overlay behind the panel */
  .main-navigation .menu-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(20, 22, 20, 0.55);
    opacity: 0;
    visibility: hidden;
    transition:
      opacity var(--duration-base),
      visibility var(--duration-base);
    z-index: 998;
    pointer-events: none;
  }

  .main-navigation.toggled .menu-backdrop {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  /* Drawer — slides in from the left */
  .main-navigation ul {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(86vw, 420px);
    height: 100vh;
    height: 100dvh;
    padding: 96px 0 120px;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    border: none;
    border-radius: 0 24px 24px 0;
    background: rgba(255, 255, 255, 0.875);
    backdrop-filter: blur(28px) saturate(160%);
    -webkit-backdrop-filter: blur(28px) saturate(160%);
    box-shadow: 24px 0 60px rgba(0, 0, 0, 0.18);
    transform: translateX(-102%);
    transition: transform 0.42s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
    z-index: 999;
    overflow-y: auto;
    overscroll-behavior: contain;
    pointer-events: auto;
  }

  .main-navigation.toggled ul {
    transform: translateX(0);
  }

  .main-navigation li {
    width: 100%;
    opacity: 0;
    transform: translateX(-16px);
    transition:
      opacity 0.35s ease,
      transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
  }

  .main-navigation.toggled li {
    opacity: 1;
    transform: translateX(0);
    transition-delay: calc(0.12s + var(--stagger-index, 0) * 0.05s);
  }

  /* Divider line between items inside the drawer */
  .main-navigation li + li::before {
    display: block;
    position: static;
    width: auto;
    height: 1px;
    margin: 0 28px;
    transform: none;
    background: rgba(0, 0, 0, 0.08);
  }

  body.header-mode-dark .main-navigation li + li::before {
    background: rgba(0, 0, 0, 0.08);
  }

  .main-navigation a {
    padding: 22px 32px;
    font-size: 22px;
    font-weight: 500;
    color: var(--color-black);
    text-align: left;
    letter-spacing: -0.01em;
    transition:
      padding-left var(--duration-base),
      opacity var(--duration-fast);
  }

  .site-header.is-scrolled .main-navigation.toggled a:not(.header-cta-btn) {
    color: var(--color-black);
  }

  @media (hover: hover) {
    .main-navigation a:not(.header-cta-btn):hover {
      opacity: 1;
      padding-left: 40px;
    }
  }

  /* CTA pinned to the top of the drawer, slides in with the panel */
  .main-navigation .header-cta-btn--mobile {
    display: inline-flex;
    position: fixed;
    top: 24px;
    left: 28px;
    width: calc(min(86vw, 420px) - 56px);
    padding: 14px 22px;
    font-size: 16px;
    transform: translateX(-120%);
    transition: transform 0.42s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: 0 10px 24px -8px rgba(242, 97, 34, 0.45);
    z-index: 1000;
    pointer-events: auto;
  }

  .main-navigation .header-cta-btn.header-cta-btn--mobile,
  body.header-mode-dark .main-navigation .header-cta-btn.header-cta-btn--mobile,
  .site-header.is-scrolled .main-navigation.toggled .header-cta-btn.header-cta-btn--mobile {
    color: var(--color-white);
    text-align: center;
  }

  .main-navigation.toggled .header-cta-btn--mobile {
    transform: translateX(0);
    transition-delay: 0.18s;
  }

  /* Body scroll lock is applied inline by the JS so all the lock styles
     (position, top, width, overflow) arrive in a single paint — splitting them
     between inline + class caused a flicker on iOS Safari when opening from a
     scrolled position. The .menu-open class is kept purely as a state hook. */
}

@media (max-width: 639px) {
  .site-header-inner {
    min-height: 64px;
  }

  .site-branding .custom-logo-link {
    width: 120px;
    height: 50px;
  }

  .site-title-link {
    font-size: 18px;
  }

  .main-navigation .menu-toggle {
    top: calc(1rem + (64px - 48px) / 2);
  }

  .site-header.is-scrolled .main-navigation .menu-toggle {
    top: calc((64px - 48px) / 2);
  }

  .main-navigation .header-cta-btn--mobile {
    top: 20px;
    left: 24px;
    width: calc(min(86vw, 420px) - 48px);
    padding: 13px 20px;
    font-size: 15px;
  }

  .main-navigation a:not(.header-cta-btn) {
    padding: 18px 28px;
    font-size: 20px;
    color: var(--color-black) !important;
  }
}