/* Shared site header — canonical appearance from index.html */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

body.is-menu-open { overflow: hidden; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1100;
  padding: 24px 0;
  pointer-events: none;
}

.header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 10px;
  width: min(710px, calc(100% - 32px));
  min-height: 64px;
  margin-inline: auto;
  padding: 5px 12px;
  border: 1px solid rgba(23, 47, 107, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 14px 35px rgba(22, 50, 112, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.9), inset 0 -1px 0 rgba(23, 47, 107, 0.04);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  pointer-events: auto;
}

.site-header .brand {
  justify-self: start;
  width: 135px;
}

.site-header .brand img {
  display: block;
  width: 100%;
  height: auto;
}

.main-nav {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 18px;
  border-radius: 999px;
}

.main-nav a {
  position: relative;
  padding: 9px 0;
  color: #3f527d;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  transition: color 180ms ease;
}

.main-nav > a::after,
.nav-services-trigger::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 2px;
  border-radius: 9px;
  background: #ef3968;
  content: "";
  transform: scaleX(0);
  transition: transform 180ms ease;
}

.main-nav > a:hover,
.main-nav > a.is-active,
.nav-services-trigger:hover,
.nav-services-trigger.is-active,
.nav-services.is-open .nav-services-trigger { color: #0b56cf; }

.main-nav > a:hover::after,
.main-nav > a.is-active::after,
.nav-services-trigger:hover::after,
.nav-services-trigger.is-active::after,
.nav-services.is-open .nav-services-trigger::after { transform: scaleX(1); }

.nav-services {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-services::after {
  position: absolute;
  top: 100%;
  right: 0;
  left: 0;
  height: 20px;
  content: "";
}

.nav-services-trigger {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.nav-services-trigger svg {
  width: 12px;
  height: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 180ms ease;
}

.nav-services.is-open .nav-services-trigger svg { transform: rotate(180deg); }

.services-dropdown {
  position: absolute;
  top: calc(100% + 22px);
  left: 50%;
  z-index: 2;
  display: grid;
  width: 280px;
  gap: 2px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 22px 55px rgba(22, 50, 112, 0.13), 0 4px 14px rgba(22, 50, 112, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.92), inset 0 -1px 0 rgba(23, 47, 107, 0.05);
  backdrop-filter: blur(20px) saturate(145%);
  -webkit-backdrop-filter: blur(20px) saturate(145%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%, -10px) scale(0.98);
  transform-origin: 50% 0;
  transition: opacity 240ms ease, transform 240ms cubic-bezier(.2, .8, .2, 1), visibility 240ms ease;
}

.services-dropdown a {
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 12px;
  line-height: 1.4;
  white-space: nowrap;
  transition: color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.services-dropdown a:hover,
.services-dropdown a:focus-visible,
.services-dropdown a[aria-current="page"] {
  background: rgba(11, 86, 207, 0.075);
  color: #0b56cf;
  transform: translateX(2px);
}

.nav-services.is-open .services-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 0) scale(1);
}

.contact-button {
  grid-column: 3;
  justify-self: end;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  background: #0b56cf;
  color: #fff;
  box-shadow: 0 16px 35px rgba(11, 86, 207, 0.24);
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.contact-button:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(11, 86, 207, 0.3);
}

.menu-toggle { display: none; }

@media (min-width: 1101px) and (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .main-nav::before {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(ellipse 90px 34px at var(--spot-x, 50%) var(--spot-y, 50%), rgba(11, 86, 207, 0.18), rgba(11, 86, 207, 0.07) 55%, transparent 100%), radial-gradient(ellipse 130px 42px at var(--spot-x, 50%) var(--spot-y, 50%), rgba(255, 255, 255, 0.6), transparent 85%);
    content: "";
    opacity: 0;
    pointer-events: none;
    transition: opacity 180ms ease;
  }

  .main-nav.is-spotlit::before { opacity: 1; }
}

@media (max-width: 1100px) {
  .site-header .brand { width: 130px; }
  .main-nav { gap: 14px; }
}

@media (max-width: 820px) {
  .site-header { padding: 16px 0; }

  .header-inner {
    position: relative;
    grid-template-columns: 1fr auto 1fr;
    width: min(480px, calc(100% - 32px));
    min-height: 64px;
    padding: 5px 12px;
  }

  .site-header .brand {
    grid-column: 2;
    justify-self: center;
    width: 150px;
  }
  .contact-button { display: none; }

  .menu-toggle {
    grid-column: 3;
    justify-self: end;
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: transparent;
  }

  .menu-toggle span {
    grid-area: 1 / 1;
    width: 21px;
    height: 2px;
    border-radius: 9px;
    background: #172f6b;
    transition: transform 180ms ease, opacity 180ms ease;
  }

  .menu-toggle span:first-child { transform: translateY(-6px); }
  .menu-toggle span:last-of-type { transform: translateY(6px); }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:last-of-type { transform: rotate(-45deg); }

  .main-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    left: 0;
    display: grid;
    gap: 0;
    max-height: calc(100dvh - 108px);
    overflow-y: auto;
    padding: 12px;
    border: 1px solid rgba(23, 47, 107, 0.12);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.97);
    box-shadow: 0 18px 42px rgba(22, 50, 112, 0.12);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  }

  .main-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .main-nav a { padding: 14px 16px; font-size: 14px; }

  .main-nav > a::after,
  .nav-services-trigger::after {
    right: auto;
    bottom: 10px;
    left: 16px;
    width: 24px;
  }

  .nav-services { display: block; }
  .nav-services::after { display: none; }
  .nav-services-trigger { display: flex; width: 100%; }
  .nav-services-trigger svg { margin-left: auto; }

  .services-dropdown {
    position: static;
    display: none;
    width: 100%;
    padding: 0 0 0 10px;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    transition: none;
  }

  .nav-services.is-open .services-dropdown { display: grid; transform: none; }
  .services-dropdown a { padding: 10px 14px; font-size: 13px; white-space: normal; }
}

@media (prefers-reduced-transparency: reduce) {
  .header-inner,
  .services-dropdown {
    background: #fff;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .header-inner *,
  .header-inner *::before,
  .header-inner *::after { transition-duration: 0.01ms !important; }
}

@supports not (backdrop-filter: blur(1px)) {
  .header-inner,
  .services-dropdown { background: rgba(255, 255, 255, 0.98); }
}

/* Shared WhatsApp contact shortcut */
.whatsapp-float {
  position: fixed;
  right: clamp(20px, 2.2vw, 32px);
  bottom: calc(clamp(20px, 2.2vw, 32px) + env(safe-area-inset-bottom, 0px));
  z-index: 1000;
  display: grid;
  width: 62px;
  height: 62px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  box-shadow: 0 14px 34px rgba(16, 108, 55, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.28);
  transition: transform 220ms ease, background-color 220ms ease, box-shadow 220ms ease;
  -webkit-tap-highlight-color: transparent;
}

.whatsapp-float svg {
  width: 31px;
  height: 31px;
}

.whatsapp-float:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 3px;
  box-shadow: 0 0 0 7px rgba(37, 211, 102, 0.32), 0 16px 38px rgba(16, 108, 55, 0.34);
}

.whatsapp-float:active {
  transform: translateY(1px) scale(0.97);
}

@media (hover: hover) and (pointer: fine) {
  .whatsapp-float:hover {
    background: #20c45a;
    box-shadow: 0 19px 42px rgba(16, 108, 55, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.32);
    transform: translateY(-4px) scale(1.04);
  }
}

@media (max-width: 560px) {
  .whatsapp-float {
    right: 18px;
    bottom: calc(18px + env(safe-area-inset-bottom, 0px));
    width: 56px;
    height: 56px;
  }

  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .whatsapp-float {
    transition: none;
  }

  .whatsapp-float:hover,
  .whatsapp-float:active {
    transform: none;
  }
}