:root {
  --grouped-nav-bg: #101827;
  --grouped-nav-surface: #17213a;
  --grouped-nav-panel: #1d2a58;
  --grouped-nav-text: #f1f4fb;
  --grouped-nav-muted: #aab4cc;
  --grouped-nav-accent: #62d8b8;
  --grouped-nav-line: rgba(189, 200, 224, .17);
}

.site-nav-header,
.site-nav-header * { box-sizing: border-box; }

html, body { background-color: #0b1425; }

.site-nav-header {
  position: sticky;
  z-index: 1100;
  top: 0;
  width: 100%;
  padding: 10px 0;
  background: transparent;
  color: var(--grouped-nav-text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --nav-scroll-progress: 0;
}

.site-nav-shell {
  position: relative;
  width: min(1040px, calc(100% - 32px));
  min-height: 64px;
  margin: 0 auto;
  padding: 0 10px 0 14px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  border: 1px solid rgba(210, 224, 255, .22);
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(27, 38, 66, .78), rgba(13, 22, 41, .6));
  box-shadow: 0 18px 50px rgba(0, 5, 18, .28), inset 0 1px 0 rgba(255,255,255,.13), inset 0 -1px 0 rgba(98,216,184,.05);
  -webkit-backdrop-filter: blur(24px) saturate(145%);
  backdrop-filter: blur(24px) saturate(145%);
}

.site-nav-shell::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(110deg, rgba(255,255,255,.5), rgba(255,255,255,.05) 24%, rgba(98,216,184,.5) 52%, rgba(255,255,255,.06) 76%, rgba(255,255,255,.34));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.site-nav-shell::after {
  content: "";
  position: absolute;
  right: 12px;
  bottom: -1px;
  left: 12px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, #62d8b8, #8ee8ff 72%, #fff);
  box-shadow: 0 0 12px rgba(98,216,184,.9), 0 0 24px rgba(142,232,255,.35);
  transform: scaleX(var(--nav-scroll-progress));
  transform-origin: left center;
  transition: transform .08s linear;
  pointer-events: none;
}

.site-nav-brand {
  width: max-content;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--grouped-nav-text);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .03em;
  text-decoration: none;
}

.site-nav-brand:hover { color: var(--grouped-nav-text); }
.site-nav-brand img { width: 40px; height: 40px; border-radius: 10px; object-fit: cover; }
.site-nav-menu { display: flex; align-items: center; gap: 5px; }
.site-nav-group { position: relative; }

.site-nav-group > button,
.site-nav-direct {
  min-height: 42px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: #cbd3e5;
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .18s ease, color .18s ease;
}

.site-nav-group > button span { margin-left: 6px; color: #7d89a5; font-weight: 500; }
.site-nav-group:hover > button,
.site-nav-group.is-open > button,
.site-nav-group > button:focus-visible,
.site-nav-direct:hover,
.site-nav-direct:focus-visible,
.site-nav-current { background: var(--grouped-nav-surface); color: var(--grouped-nav-text); }

.site-nav-mega {
  position: absolute;
  top: calc(100% + 13px);
  left: 50%;
  width: min(760px, calc(100vw - 40px));
  padding: 18px;
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  gap: 16px;
  border: 1px solid rgba(210, 224, 255, .24);
  border-radius: 22px;
  background: #111a2b;
  box-shadow: 0 28px 80px rgba(0, 5, 18, .52), inset 0 1px 0 rgba(255,255,255,.1);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition: opacity .18s ease, transform .18s ease;
}

.site-nav-mega-right { left: auto; right: -88px; transform: translateY(8px); }
.site-nav-group.is-open .site-nav-mega { opacity: 1; pointer-events: auto; transform: translate(-50%, 0); }
.site-nav-group.is-open .site-nav-mega-right { transform: translateY(0); }

.site-nav-intro {
  min-height: 224px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(210, 224, 255, .11);
  background: radial-gradient(circle at 78% 12%, rgba(98,216,184,.12), transparent 34%), #0b1322;
}

.site-nav-intro small { margin-bottom: auto; color: var(--grouped-nav-accent); font-size: 9px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.site-nav-intro strong { max-width: 250px; color: var(--grouped-nav-text); font-size: 26px; letter-spacing: -.04em; line-height: 1.05; }
.site-nav-intro p { max-width: 255px; margin: 11px 0 0; color: var(--grouped-nav-muted); font-size: 12px; line-height: 1.5; }
.site-nav-links { display: grid; grid-template-columns: 1fr 1fr; align-content: start; gap: 4px; }

.site-nav-links a {
  min-height: 88px;
  padding: 14px;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 12px;
  justify-content: center;
  border-radius: 12px;
  color: var(--grouped-nav-text);
  text-decoration: none;
  transition: background-color .16s ease, transform .16s ease;
}

.site-nav-links a:hover,
.site-nav-links a:focus-visible { background: rgba(98,216,184,.075); color: var(--grouped-nav-text); transform: translateY(-2px); }
.site-nav-links strong { align-self: end; font-size: 13px; }
.site-nav-links a > span:not(.site-nav-art) { grid-column: 2; margin-top: 4px; color: var(--grouped-nav-muted); font-size: 10px; line-height: 1.4; }
.site-nav-art {
  grid-row: 1 / 3;
  position: relative;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  align-self: center;
  border: 1px solid rgba(142,232,255,.18);
  border-radius: 13px;
  background: #0b1627;
  color: #8ee8ff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08);
}
.site-nav-art::after { content: ""; position: absolute; right: 5px; bottom: 5px; width: 4px; height: 4px; border-radius: 50%; background: #62d8b8; box-shadow: 0 0 8px rgba(98,216,184,.85); }
.site-nav-art svg { width: 23px; height: 23px; display: block; fill: none; stroke: currentColor; stroke-width: 1.45; stroke-linecap: round; stroke-linejoin: round; }

.site-nav-cta {
  justify-self: end;
  min-height: 42px;
  padding: 0 19px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: var(--grouped-nav-accent);
  color: #0b1822;
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
  transition: background-color .18s ease, transform .18s ease;
}

.site-nav-cta:hover,
.site-nav-cta:focus-visible { background: #86e4ca; color: #0b1822; transform: translateY(-2px); }
.site-nav-toggle { display: none; }
.site-nav-header :focus-visible { outline: 2px solid var(--grouped-nav-accent); outline-offset: 3px; }

@media (max-width: 1080px) {
  .site-nav-shell { grid-template-columns: 1fr auto; }
  .site-nav-toggle { justify-self: end; min-height: 40px; padding: 0 14px; display: inline-flex; align-items: center; border: 1px solid var(--grouped-nav-line); border-radius: 999px; background: transparent; color: var(--grouped-nav-text); font: inherit; font-size: 12px; font-weight: 750; }
  .site-nav-cta { display: none; }
  .site-nav-menu { position: absolute; top: 70px; right: 0; left: 0; max-height: calc(100vh - 88px); padding: 12px 18px 24px; display: none; flex-direction: column; align-items: stretch; gap: 4px; overflow-y: auto; border: 1px solid rgba(210,224,255,.2); border-radius: 20px; background: #0c1526; box-shadow: 0 24px 60px rgba(0,5,18,.48); backdrop-filter: none; }
  .site-nav-menu.is-open { display: flex; }
  .site-nav-group > button,
  .site-nav-direct { width: 100%; min-height: 52px; justify-content: space-between; border-radius: 0; border-bottom: 1px solid var(--grouped-nav-line); font-size: 15px; text-align: left; }
  .site-nav-group:hover > button,
  .site-nav-direct:hover { background: transparent; }
  .site-nav-mega,
  .site-nav-mega-right { position: static; width: 100%; max-height: 0; padding: 0; display: block; border: 0; border-radius: 0; background: transparent; box-shadow: none; opacity: 1; overflow: hidden; pointer-events: none; transform: none; transition: max-height .3s ease; }
  .site-nav-group.is-open .site-nav-mega { max-height: 780px; padding-block: 10px 18px; pointer-events: auto; transform: none; }
  .site-nav-intro { display: none; }
  .site-nav-links { grid-template-columns: 1fr 1fr; }
  .site-nav-links a { min-height: 76px; padding: 14px; }
}

@media (max-width: 680px) {
  .site-nav-header { padding-top: 8px; }
  .site-nav-shell { width: calc(100% - 20px); min-height: 60px; padding-inline: 10px; border-radius: 18px; }
  .site-nav-brand { font-size: 12px; }
  .site-nav-brand img { width: 37px; height: 37px; }
  .site-nav-menu { top: 66px; max-height: calc(100vh - 82px); padding-inline: 12px; }
  .site-nav-links { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .site-nav-mega,
  .site-nav-links a,
  .site-nav-cta { transition: none; }
}

/* Quiet catalog card system: region/service hubs and their guide pages */
.region-wrap::before,
.service-wrap::before { opacity: .22 !important; }
.region-grid,
.service-grid { gap: 14px !important; }
.region-card,
.service-card {
  position: relative;
  gap: 10px !important;
  min-height: 100%;
  padding: 14px !important;
  overflow: hidden;
  border: 1px solid rgba(202, 215, 242, .13) !important;
  border-radius: 20px !important;
  background: #111a2b !important;
  box-shadow: 0 14px 32px rgba(0, 5, 18, .2), inset 0 1px 0 rgba(255,255,255,.045) !important;
  transform: none;
  transition: border-color .2s ease, transform .2s ease, background-color .2s ease !important;
}
.region-card::after,
.service-card::after {
  content: "↗";
  position: absolute;
  right: 16px;
  bottom: 14px;
  color: rgba(142,232,255,.62);
  font-size: .9rem;
}
.region-card:hover,
.service-card:hover {
  border-color: rgba(98,216,184,.38) !important;
  background: #142034 !important;
  transform: translateY(-3px) !important;
}
.region-thumb,
.service-thumb {
  height: 150px !important;
  display: grid !important;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(202,215,242,.09);
  border-radius: 14px !important;
  background: #0b1322 !important;
  box-shadow: inset 0 1px 18px rgba(0,0,0,.18);
}
.region-thumb img { width: 56% !important; height: 76% !important; filter: drop-shadow(0 9px 16px rgba(0,0,0,.3)); }
.service-thumb img { width: 72% !important; height: 72% !important; object-fit: contain !important; filter: drop-shadow(0 9px 16px rgba(0,0,0,.25)); }
.region-name,
.service-name { color: #f3f6fc !important; font-size: 1.05rem !important; letter-spacing: -.02em; }
.region-cat,
.service-cat {
  padding: 4px 8px !important;
  border: 1px solid rgba(98,216,184,.2) !important;
  background: rgba(98,216,184,.075) !important;
  box-shadow: none !important;
  color: #86e4ca !important;
  font-size: .64rem !important;
}
.region-desc,
.service-desc { padding-right: 24px; color: #9ca8c0 !important; font-size: .86rem !important; line-height: 1.55; }

.hero-modern .visual-card,
.hero-modern + .section-pad .modern-card,
.section-pad .modern-card,
.section-pad .snapshot-card,
.section-pad .use-case,
.section-pad .compare-card,
.section-pad .screen-stage,
.section-pad .flow-copy,
.section-pad .flow-step,
.section-pad .support-card {
  border-color: rgba(202,215,242,.13) !important;
  background: #111a2b !important;
  box-shadow: 0 16px 38px rgba(0,5,18,.22), inset 0 1px 0 rgba(255,255,255,.045) !important;
}
.hero-modern .visual-card img,
.section-pad .screen-stage { background: #0b1322 !important; }
.section-pad .icon-bubble,
.section-pad .step-num,
.section-pad .flow-step i,
.section-pad .support-card i {
  border: 1px solid rgba(98,216,184,.24) !important;
  background: rgba(98,216,184,.08) !important;
  box-shadow: none !important;
  color: #62d8b8 !important;
}
.section-pad .flow-step:hover,
.section-pad .support-card:hover,
.section-pad .modern-card:hover { border-color: rgba(98,216,184,.34) !important; }

@media (max-width: 680px) {
  .region-thumb,
  .service-thumb { height: 132px !important; }
}