/* FCA PROXI Tool — one canonical header for every public page. */

html {
  scrollbar-gutter: stable;
}

.header {
  --header-bg: rgba(7, 8, 13, 0.88);
  --header-panel: #0d0f17;
  --header-line: rgba(165, 180, 252, 0.15);
  --header-line-strong: rgba(165, 180, 252, 0.28);
  --header-text: #f7f7fb;
  --header-copy: #b1b5c5;
  --header-muted: #858b9e;
  --header-accent: #6366f1;
  --header-accent-light: #a5b4fc;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(18px, 3vw, 46px);
  position: sticky;
  z-index: 150;
  top: 12px;
  width: min(calc(100% - 72px), 1444px);
  min-height: 68px;
  margin: 16px auto 18px;
  padding: 9px 10px 9px 18px;
  border: 1px solid var(--header-line);
  border-radius: 12px;
  background: var(--header-bg);
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.32), inset 0 1px rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(22px) saturate(150%);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
}

.header::before {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 20px;
  width: 74px;
  height: 1px;
  background: var(--header-accent);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.72);
}

.header::after {
  content: none !important;
  display: none !important;
}

.header .logo-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0;
  flex: none;
}

.header .logo-link img {
  display: block;
  width: auto;
  height: 29px;
  filter: none;
}

.header .nav {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  gap: clamp(2px, 1vw, 16px);
  color: var(--header-muted);
  font-family: var(--font-mono, monospace);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.09em;
  line-height: 1.2;
  text-transform: uppercase;
  white-space: nowrap;
}

.header .nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 10px 5px;
  border: 0;
  border-radius: 0;
  color: inherit;
  background: transparent;
  text-decoration: none;
  transition: color 0.2s ease;
}

.header .nav a::after {
  content: "";
  position: absolute;
  right: 5px;
  bottom: 4px;
  left: 5px;
  height: 1px;
  background: var(--header-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.header .nav a:hover,
.header .nav a:focus-visible,
.header .nav a[aria-current="page"] {
  color: var(--header-text);
  background: transparent;
}

.header .nav a:hover::after,
.header .nav a:focus-visible::after,
.header .nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.header .header-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 7px;
  min-width: 0;
}

.header .header-language,
.header .header-download,
.header .nav-toggle {
  font-family: var(--font-mono, monospace);
  text-transform: uppercase;
}

.header .header-language {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  place-items: center;
  border: 1px solid var(--header-line);
  border-radius: 7px;
  color: var(--header-copy);
  background: rgba(255, 255, 255, 0.015);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.header .header-language:hover,
.header .header-language:focus-visible {
  color: var(--header-text);
  border-color: var(--header-line-strong);
  background: rgba(165, 180, 252, 0.06);
}

.header .header-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 118px;
  min-height: 42px;
  padding: 10px 15px;
  border: 1px solid rgba(129, 140, 248, 0.72);
  border-radius: 7px;
  color: #ffffff;
  background: linear-gradient(135deg, #6366f1 0%, #5b5fe9 65%, #4f46e5 100%);
  box-shadow: 0 12px 30px rgba(99, 102, 241, 0.24), inset 0 1px rgba(255, 255, 255, 0.2);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.07em;
  line-height: 1;
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.header .header-download:hover,
.header .header-download:focus-visible {
  color: #ffffff;
  border-color: var(--header-accent-light);
  transform: translateY(-1px);
  box-shadow: 0 15px 34px rgba(99, 102, 241, 0.34), inset 0 1px rgba(255, 255, 255, 0.24);
}

.header .nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  min-width: 42px;
  min-height: 42px;
  padding: 0;
  place-items: center;
  align-content: center;
  gap: 4px;
  border: 1px solid var(--header-line);
  border-radius: 7px;
  color: var(--header-text);
  background: rgba(255, 255, 255, 0.015);
  cursor: pointer;
}

.header .nav-toggle span {
  display: block;
  width: 18px;
  height: 1px;
  flex: none;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.header .nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

.header .nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.header .nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

.header :where(a, button):focus-visible {
  outline: 2px solid var(--header-accent-light);
  outline-offset: 3px;
}

.nav-scrim {
  display: none;
}

@media (max-width: 1200px) {
  .header {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 12px;
    width: calc(100% - 48px);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .header .nav {
    position: fixed;
    z-index: 2;
    top: 0;
    right: 0;
    bottom: auto;
    left: auto;
    width: min(88vw, 390px);
    height: 100vh;
    height: 100dvh;
    margin: 0;
    padding: 82px 18px 28px;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 4px;
    border: 0;
    border-left: 1px solid rgba(129, 140, 248, 0.34);
    border-radius: 0;
    color: var(--header-copy);
    background: linear-gradient(180deg, #0d0f17, #090b11);
    box-shadow: -20px 0 60px rgba(0, 0, 0, 0.58);
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    transform: translateX(104%);
    visibility: hidden;
    pointer-events: none;
    transition: transform 0.28s cubic-bezier(0.2, 0.7, 0.2, 1), visibility 0.28s;
    white-space: normal;
  }

  .header .nav[data-open="true"] {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
  }

  .header .nav a {
    width: 100%;
    min-height: 50px;
    padding: 12px 14px;
    border-bottom: 1px solid rgba(165, 180, 252, 0.1);
    border-radius: 6px;
    color: var(--header-copy);
    font-size: 13px;
  }

  .header .nav a::after {
    display: none;
  }

  .header .nav a:hover,
  .header .nav a:focus-visible,
  .header .nav a[aria-current="page"] {
    color: var(--header-text);
    background: rgba(99, 102, 241, 0.11);
  }

  .header .header-controls {
    justify-self: end;
  }

  .header .nav-toggle {
    display: grid;
    position: relative;
    z-index: 3;
  }

  .nav-scrim {
    display: block;
    position: fixed;
    z-index: 140;
    inset: 0;
    background: rgba(0, 0, 0, 0.72);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    transition: opacity 0.25s ease, visibility 0.25s ease;
  }

  body.nav-open .nav-scrim {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  body.nav-open {
    overflow: hidden;
  }

  body.nav-open #fptSmartBtn,
  body.nav-open #fptSmartBox {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }
}

@media (max-width: 820px) {
  .header {
    top: 7px;
    width: calc(100% - 30px);
    min-height: 60px;
    margin: 10px auto 20px;
    padding: 7px 8px 7px 12px;
  }

  .header .logo-link {
    min-height: 42px;
  }

  .header .logo-link img {
    height: 25px;
  }

  .header .header-download {
    min-height: 40px;
    padding-inline: 12px;
    font-size: 9px;
  }

  .header .header-language {
    width: 36px;
    height: 36px;
    flex-basis: 36px;
  }

  .header .nav-toggle {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
  }
}

/* The shared stylesheet hides every download on narrow screens. Keep the
   compact header CTA until the layout genuinely runs out of room. */
@media (min-width: 641px) and (max-width: 768px) {
  .header .header-download {
    display: inline-flex !important;
  }
}

@media (max-width: 640px) {
  .header .header-download,
  .home-v2 .header .header-download {
    display: none !important;
  }
}

@media (max-width: 360px) {
  .header {
    width: calc(100% - 20px);
    gap: 8px;
    padding-left: 10px;
  }

  .header .logo-link img {
    height: 23px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .header *,
  .nav-scrim {
    transition-duration: 0.001ms !important;
  }
}