/* CardNav: sitewide navigation bar (vanilla port of the React Bits CardNav component).
   Markup is generated by backend/site-nav.js and driven by cardnav.js.
   Colours are taken from the home hero (cyan glow top-centre, violet glow top-right over deep navy) so
   the bar reads as part of the page instead of a separate slab. */

/* In-flow spacer that keeps the same footprint the old header had. The bar itself is fixed:
   position:sticky does not pin here because both html and body set overflow-x:hidden.
   The panel is absolutely positioned, so the open menu overlays the page instead of pushing it. */
.tz-nav {
  position: relative;
  z-index: 1000;
  height: 76px;
}

/* Blend the bar into the page: the first section is pulled up under the fixed bar and paints its own
   background across the band behind it, so there is no seam where the hero starts. A transparent top
   border of the same height keeps the content exactly where it was; background-origin makes the hero
   gradient start at the top of the border instead of tiling into it. */
.tz-nav ~ main > section:first-child:not(.hx) {
  margin-top: -76px !important;
  border-top: 76px solid transparent !important;
  background-origin: border-box !important;
}
.tz-nav ~ main > section:first-child:not(.hx)::before {
  top: -76px;
}

/* Pages whose first section paints its glow with its own clipped ::before layer: extend the section's
   padding instead of using a border, so that layer covers the band too. */
.tz-nav ~ main > section.products-hero:first-child:not(.hx),
.tz-nav ~ main > section.apps-hero:first-child:not(.hx) {
  border-top: 0 !important;
}
.tz-nav ~ main > section.products-hero:first-child:not(.hx) { padding-top: calc(5rem + 76px); }
.tz-nav ~ main > section.apps-hero:first-child:not(.hx) { padding-top: calc(4rem + 76px); }
.tz-nav ~ main > section.products-hero:first-child:not(.hx)::before,
.tz-nav ~ main > section.apps-hero:first-child:not(.hx)::before { top: 0; }
@media (max-width: 720px) {
  .tz-nav ~ main > section.products-hero:first-child:not(.hx) { padding-top: calc(3rem + 76px); }
}

.tz-nav .card-nav {
  position: fixed;
  top: 12px;
  right: 12px;
  left: 12px;
  width: auto;
  z-index: 1000;
}

.card-nav {
  --cn-max: 1120px;
  --cn-bar: 60px;
  --cn-inset: 8px;
  --cn-gap: 8px;
  --cn-radius: 18px;
  --cn-logo: 36px;
  --cn-card: 176px;
  /* Same two glows the hero paints, laid over a deep navy base. */
  --cn-sheen:
    radial-gradient(70% 230% at 50% -70%, rgba(90, 210, 255, 0.24), transparent 64%),
    radial-gradient(52% 210% at 100% -20%, rgba(168, 85, 247, 0.26), transparent 66%),
    radial-gradient(40% 180% at 0% 0%, rgba(90, 210, 255, 0.1), transparent 70%);
  --cn-panel: rgba(13, 18, 44, 0.8);
  --cn-edge: rgba(140, 220, 255, 0.26);
  --cn-highlight: rgba(255, 255, 255, 0.16);
  --cn-shadow:
    0 22px 44px -20px rgba(0, 0, 0, 0.85),
    0 6px 16px -8px rgba(0, 0, 0, 0.5),
    0 0 36px -12px rgba(90, 210, 255, 0.3);
  --cn-text: #eef5ff;
  --cn-muted: rgba(226, 236, 255, 0.62);
  --cn-hover: rgba(90, 210, 255, 0.12);
  --cn-ring: #5ad2ff;
  --cn-tile: linear-gradient(180deg, rgba(255, 255, 255, 0.065) 0%, rgba(255, 255, 255, 0.022) 100%);
  --cn-tile-rim: inset 0 0 0 1px rgba(255, 255, 255, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  --cn-cta: linear-gradient(135deg, #8aeaff 0%, #38bdf8 100%);
  --cn-cta-ink: #03121d;
  --cn-cta-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 8px 20px -8px rgba(56, 189, 248, 0.7);
  --cn-cta-hover: brightness(1.08);
  --cn-blur: blur(16px) saturate(1.5);

  position: relative;
  width: 100%;
  max-width: var(--cn-max);
  height: var(--cn-bar);
  margin: 0 auto;
  font-family: 'Space Grotesk', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.4;
  text-align: left;
  -webkit-tap-highlight-color: transparent;
}

/* Phones and tablets: no live blur on a fixed element (costly to repaint on scroll). */
@media (max-width: 900px) {
  .card-nav {
    --cn-panel: rgba(11, 15, 38, 0.97);
    --cn-blur: none;
  }
}

/* While the menu is open (or closing) the glass becomes nearly solid so page text never shows through. */
.card-nav[data-shown] {
  --cn-panel: rgba(11, 15, 38, 0.975);
  --cn-blur: blur(26px) saturate(1.5);
}

@media (max-width: 900px) {
  .card-nav[data-shown] {
    --cn-panel: #0b0f26;
    --cn-blur: none;
  }
}

.card-nav *,
.card-nav *::before,
.card-nav *::after {
  box-sizing: border-box;
}

.card-nav__panel {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  z-index: 10;
  height: var(--cn-bar);
  border-radius: var(--cn-radius);
  overflow: hidden;
  background: var(--cn-sheen), var(--cn-panel);
  box-shadow: var(--cn-shadow);
  -webkit-backdrop-filter: var(--cn-blur);
  backdrop-filter: var(--cn-blur);
  pointer-events: auto;
}

.card-nav__rim {
  position: absolute;
  inset: 0;
  z-index: 3;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px var(--cn-edge), inset 0 1px 0 var(--cn-highlight);
  pointer-events: none;
}

.card-nav__bar {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  column-gap: 8px;
  height: var(--cn-bar);
  padding: 0 var(--cn-inset);
}

.card-nav__menu {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-self: start;
  height: calc(var(--cn-bar) - var(--cn-inset) * 2);
  min-height: 0;
  margin: 0;
  padding: 0 16px 0 14px;
  border: 0;
  border-radius: calc(var(--cn-radius) - var(--cn-inset) + 2px);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
  color: var(--cn-text);
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  cursor: pointer;
  outline: none;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.card-nav__menu:hover,
.card-nav[data-open] .card-nav__menu {
  background: var(--cn-hover);
  box-shadow: inset 0 0 0 1px rgba(90, 210, 255, 0.35);
  transform: none;
}

.card-nav__menu:focus-visible,
.card-nav__logo:focus-visible,
.card-nav__cta:focus-visible,
.card-nav__link:focus-visible,
.card-nav__quick-btn:focus-visible,
.card-nav__card-head:focus-visible {
  outline: 2px solid var(--cn-ring);
  outline-offset: 2px;
}

.card-nav__burger {
  position: relative;
  width: 18px;
  height: 12px;
}

.card-nav__line {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.75px;
  border-radius: 2px;
  background: currentColor;
  transition:
    transform 0.5s cubic-bezier(0.22, 1, 0.36, 1) !important,
    top 0.5s cubic-bezier(0.22, 1, 0.36, 1) !important;
}

.card-nav__line--top { top: 2px; }
.card-nav__line--bottom { top: 8px; }

.card-nav[data-open] .card-nav__line--top {
  top: 5px;
  transform: rotate(45deg);
}

.card-nav[data-open] .card-nav__line--bottom {
  top: 5px;
  transform: rotate(-45deg);
}

.card-nav__menu-label {
  position: relative;
  display: inline-grid;
  overflow: hidden;
}

.card-nav__word {
  grid-area: 1 / 1;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1) !important;
}

.card-nav__word--close { transform: translateY(110%); }
.card-nav[data-open] .card-nav__word--open { transform: translateY(-110%); }
.card-nav[data-open] .card-nav__word--close { transform: translateY(0); }

.card-nav__logo {
  display: inline-flex;
  align-items: center;
  justify-self: center;
  height: var(--cn-logo);
  color: var(--cn-text);
  text-decoration: none;
  outline: none;
}

.card-nav__logo img {
  display: block;
  height: 100%;
  width: auto;
  border-radius: 8px;
}

.card-nav a.card-nav__cta,
.card-nav button.card-nav__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  justify-self: end;
  height: calc(var(--cn-bar) - var(--cn-inset) * 2);
  min-height: 0;
  margin: 0;
  padding: 0 20px;
  border: 0;
  border-radius: calc(var(--cn-radius) - var(--cn-inset) + 2px);
  background: var(--cn-cta);
  box-shadow: var(--cn-cta-shadow);
  color: var(--cn-cta-ink) !important;
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: none;
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  outline: none;
  transition: filter 0.2s ease, transform 0.2s ease;
}

.card-nav__cta:hover {
  filter: var(--cn-cta-hover);
  transform: translateY(-1px);
}

/* Narrow: logo left, then a compact Contact button and the menu button on the right. */
.card-nav[data-narrow] .card-nav__bar { grid-template-columns: auto 1fr auto auto; column-gap: 6px; }
.card-nav[data-narrow] .card-nav__logo { grid-column: 1; grid-row: 1; justify-self: start; padding-left: 12px; }
.card-nav[data-narrow] .card-nav__cta { grid-column: 3; grid-row: 1; padding: 0 14px; font-size: 13.5px; }
.card-nav[data-narrow] .card-nav__menu { grid-column: 4; grid-row: 1; justify-self: end; padding: 0 14px 0 12px; gap: 8px; }

.card-nav__content {
  position: absolute;
  top: var(--cn-bar);
  right: 0;
  left: 0;
  display: flex;
  flex-direction: column;
  gap: var(--cn-gap);
  max-height: calc(100vh - var(--cn-bar) - 24px);
  max-height: calc(100dvh - var(--cn-bar) - 24px);
  padding: 0 var(--cn-inset) var(--cn-inset);
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  visibility: hidden;
}

.card-nav[data-shown] .card-nav__content { visibility: visible; }

.card-nav__cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--cn-gap);
}

.card-nav[data-medium] .card-nav__cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card-nav[data-narrow] .card-nav__cards { grid-template-columns: minmax(0, 1fr); }

.card-nav__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  min-height: var(--cn-card);
  padding: 16px 12px 12px 16px;
  border-radius: calc(var(--cn-radius) - var(--cn-inset) + 2px);
  background: var(--cn-tile);
  box-shadow: var(--cn-tile-rim);
  color: var(--cn-text);
  transform-origin: 50% 0;
  will-change: transform, opacity;
}

.card-nav__card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-right: 4px;
}

.card-nav__head-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.card-nav__label {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.card-nav__count,
.card-nav__chev { display: none; }

.card-nav__description {
  display: block;
  margin: 0;
  color: var(--cn-muted);
  font-size: 13px;
  line-height: 1.45;
}

/* The link list sits at the bottom of each tile so the tiles line up. */
.card-nav__drop { margin-top: auto; }
.card-nav__drop-in { min-height: 0; }

.card-nav__links {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 0 0 0 -8px;
  padding: 0;
  list-style: none;
}

.card-nav__links li {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* Each link is a full-width button row. */
.card-nav a.card-nav__link {
  position: static;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 38px;
  padding: 6px 6px 6px 10px;
  border-radius: 10px;
  color: rgba(238, 245, 255, 0.86) !important;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.25;
  text-decoration: none;
  outline: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.card-nav a.card-nav__link:hover,
.card-nav a.card-nav__link:focus-visible {
  background: var(--cn-hover);
  color: #fff !important;
}

.card-nav a.card-nav__link[aria-current='page'] {
  background: rgba(90, 210, 255, 0.1);
  color: #8aeaff !important;
}

/* The site-wide link underline effect adds an ::after bar to plain anchors; not wanted here. */
.card-nav a::after {
  display: none !important;
}

/* Arrow chip: the arrow swaps for a second one on hover. */
.card-nav__arrow {
  position: relative;
  display: inline-block;
  flex: none;
  width: 24px;
  height: 24px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--cn-muted);
  overflow: hidden;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.card-nav__arrow svg {
  position: absolute;
  top: 6px;
  left: 6px;
  width: 12px;
  height: 12px;
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1) !important;
}

.card-nav__arrow svg + svg { transform: translate(-220%, 220%); }

.card-nav__link:hover .card-nav__arrow,
.card-nav__link:focus-visible .card-nav__arrow {
  background: var(--cn-cta);
  color: var(--cn-cta-ink);
}

.card-nav__link:hover .card-nav__arrow svg:first-child,
.card-nav__link:focus-visible .card-nav__arrow svg:first-child {
  transform: translate(220%, -220%);
}

.card-nav__link:hover .card-nav__arrow svg + svg,
.card-nav__link:focus-visible .card-nav__arrow svg + svg {
  transform: translate(0, 0);
}

/* Quick actions (phones only) */
.card-nav__quick { display: none; }

.card-nav[data-narrow] .card-nav__quick {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--cn-gap);
}

.card-nav a.card-nav__quick-btn {
  position: static;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  height: 50px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.07);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
  color: var(--cn-text) !important;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  outline: none;
}

.card-nav a.card-nav__quick-btn svg { width: 18px; height: 18px; flex: none; }

.card-nav a.card-nav__quick-btn--primary {
  background: var(--cn-cta);
  box-shadow: var(--cn-cta-shadow);
  color: var(--cn-cta-ink) !important;
  font-weight: 700;
}

/* ---- Phones: each card is a collapsible section ------------------------------------------ */
.card-nav[data-narrow] .card-nav__card {
  min-height: 0;
  gap: 0;
  padding: 0;
  overflow: hidden;
}

.card-nav[data-narrow] .card-nav__card-head {
  min-height: 58px;
  padding: 10px 14px 10px 16px;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
}

.card-nav[data-narrow] .card-nav__head-text { flex-direction: row; align-items: center; gap: 10px; }
.card-nav[data-narrow] .card-nav__description { display: none; }
.card-nav[data-narrow] .card-nav__label { font-size: 17px; }

.card-nav[data-narrow] .card-nav__count {
  display: inline-grid;
  place-items: center;
  min-width: 22px;
  height: 22px;
  padding: 0 7px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--cn-muted);
  font-size: 12px;
  font-weight: 600;
}

.card-nav[data-narrow] .card-nav__chev {
  display: block;
  flex: none;
  width: 20px;
  height: 20px;
  color: var(--cn-muted);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), color 0.2s ease;
}

.card-nav[data-narrow] .card-nav__card[data-expanded] {
  background: linear-gradient(180deg, rgba(90, 210, 255, 0.1), rgba(255, 255, 255, 0.03));
  box-shadow: inset 0 0 0 1px rgba(90, 210, 255, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.card-nav[data-narrow] .card-nav__card[data-expanded] .card-nav__chev {
  transform: rotate(180deg);
  color: var(--cn-ring);
}

.card-nav[data-narrow] .card-nav__drop {
  margin-top: 0;
  display: grid;
  grid-template-rows: 0fr;
  visibility: hidden;
  transition: grid-template-rows 0.38s cubic-bezier(0.22, 1, 0.36, 1), visibility 0s linear 0.38s;
}

.card-nav[data-narrow] .card-nav__card[data-expanded] .card-nav__drop {
  grid-template-rows: 1fr;
  visibility: visible;
  transition: grid-template-rows 0.38s cubic-bezier(0.22, 1, 0.36, 1), visibility 0s;
}

.card-nav[data-narrow] .card-nav__drop-in { overflow: hidden; }

.card-nav[data-narrow] .card-nav__links {
  margin: 0;
  padding: 0 8px 10px;
  gap: 2px;
}

.card-nav[data-narrow] a.card-nav__link {
  min-height: 48px;
  padding: 8px 8px 8px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 15px;
}

.card-nav[data-narrow] .card-nav__arrow { width: 28px; height: 28px; border-radius: 9px; }
.card-nav[data-narrow] .card-nav__arrow svg { top: 8px; left: 8px; }

@media (max-width: 380px) {
  .card-nav__cta { padding: 0 12px !important; font-size: 13px !important; }
  .card-nav__menu-label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }
  .card-nav[data-narrow] .card-nav__menu { padding: 0 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .card-nav__line,
  .card-nav__word,
  .card-nav__arrow svg,
  .card-nav__menu,
  .card-nav__link,
  .card-nav__drop,
  .card-nav__chev,
  .card-nav__cta {
    transition: none !important;
  }
}

/* The floating Call Now / Book pills would sit on top of the open menu. */
body.cardnav-open .sticky-cta,
body.cardnav-open #stickyCta,
body.cardnav-open .call-now-cta,
body.cardnav-open #callNowCta {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}