/* WExIQ site styles — shared across homepage and all subpages */

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body {
  background: #0b1f3a; color: #fff;
  font-family: 'Open Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
::selection { background: rgba(32,215,212,0.32); color: #fff; }

/* Persistent background mesh */
#wx-mesh-bg {
  position: fixed; inset: 0; width: 100vw; height: 100vh;
  z-index: 0; pointer-events: none;
  background: #0b1f3a;
}

/* Splash sequence (homepage only) */
#wx-splash {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}
#wx-splash .veil {
  position: absolute; inset: 0; background: #0b1f3a;
  opacity: 1; transition: opacity 1400ms cubic-bezier(.4,0,.2,1);
}
#wx-splash.mesh-in .veil { opacity: 0; }
#wx-splash .logo {
  position: relative;
  width: min(420px, 55vw); height: auto; display: block;
  opacity: 0; transition: opacity 1000ms cubic-bezier(.22,.61,.36,1);
}
#wx-splash.logo-in .logo { opacity: 1; }
#wx-splash.logo-out .logo { opacity: 0; }

/* Page root fades in after splash */
#root {
  position: relative; z-index: 1;
  opacity: 0; transition: opacity 1200ms cubic-bezier(.22,.61,.36,1);
}
#root.wx-ready { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  #wx-splash .veil, #wx-splash .logo, #root { transition-duration: 400ms; }
}

/* Nav */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center;
  padding: 6px 24px;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 220ms ease, border-color 220ms ease, backdrop-filter 220ms ease;
}
.nav.scrolled {
  background: rgba(11,31,58,0.72);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: rgba(255,255,255,0.06);
}
.nav a.logo-link img { height: 56px; width: auto; display: block; }
.nav ul { display: flex; gap: 28px; list-style: none; align-items: center; }
.nav ul a { color: rgba(255,255,255,0.72); font-size: 14px; font-weight: 500; letter-spacing: 0.01em; transition: color 160ms ease; }
.nav ul a:hover { color: #20d7d4; }

/* Buttons */
.btn {
  font-family: 'Open Sans', system-ui, sans-serif;
  font-weight: 600; letter-spacing: 0.02em;
  border: 0; cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
  transition: all 160ms cubic-bezier(.22,.61,.36,1);
}
.btn.sm { padding: 8px 14px; font-size: 13px; border-radius: 6px; }
.btn.md { padding: 12px 20px; font-size: 15px; border-radius: 8px; }
.btn.lg { padding: 16px 26px; font-size: 16px; border-radius: 8px; }
.btn.primary { background: #20d7d4; color: #051515; }
.btn.primary:hover { background: #3ee3e0; box-shadow: 0 0 0 1px rgba(32,215,212,0.4), 0 8px 24px rgba(32,215,212,0.22); }
.btn.secondary { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.24); border-radius: 8px; }
.btn.secondary:hover { border-color: #20d7d4; color: #20d7d4; }

/* Hero */
.hero {
  position: relative; min-height: auto;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 100px 24px 72px;
}

/* Scroll-triggered fade-in for below-the-fold content */
.fade-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 900ms cubic-bezier(.22,.61,.36,1), transform 900ms cubic-bezier(.22,.61,.36,1);
  will-change: opacity, transform;
}
.fade-on-scroll.visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .fade-on-scroll { opacity: 1; transform: none; transition: none; }
}
.hero .inner { position: relative; z-index: 2; max-width: 920px; }
.hero .eyebrow {
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.12em; color: #20d7d4; margin-bottom: 20px;
}
.hero h1 {
  font: 700 72px/1.04 'Open Sans', sans-serif;
  letter-spacing: -0.015em; color: #fff;
}
.hero h1 .accent { color: #20d7d4; }
.hero p {
  font: 400 20px/1.55 'Open Sans', sans-serif;
  color: rgba(255,255,255,0.72);
  margin: 28px auto 0; max-width: 620px;
}
.hero .cta-row {
  display: flex; gap: 14px; justify-content: center; margin-top: 40px; flex-wrap: wrap;
}

/* Section shell */
section { position: relative; z-index: 1; }
section[id]:not(#top):not(#approach) { border-top: 1px solid rgba(255,255,255,0.08); }
section[id] { scroll-margin-top: 100px; }
@media (max-width: 720px) {
  section[id] { scroll-margin-top: 80px; }
}
.section-inner { max-width: 1200px; margin: 0 auto; }
.eyebrow {
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.12em; color: #20d7d4;
}
h2 {
  font: 700 48px/1.1 'Open Sans', sans-serif;
  letter-spacing: -0.015em; color: #fff;
}
h2.small { font-size: 36px; line-height: 1.15; }

/* Approach */
.approach { padding: 56px 24px 64px; border-top: 0; }
.approach > .section-inner > .eyebrow { text-align: center; }
.approach h2 { font-size: 36px; line-height: 1.15; text-align: center; }
.approach h2 .muted { color: rgba(255,255,255,0.82); }
.approach h2 .accent { color: #20d7d4; display: block; }
.approach .rows { margin-top: 56px; }
.approach .eyebrow, .approach h2, .approach .row {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 700ms cubic-bezier(.22,.61,.36,1), transform 700ms cubic-bezier(.22,.61,.36,1);
}
.approach.visible .eyebrow            { opacity: 1; transform: none; transition-delay: 120ms; }
.approach.visible h2                  { opacity: 1; transform: none; transition-delay: 280ms; }
.approach.visible .row:nth-child(1)   { opacity: 1; transform: none; transition-delay: 500ms; }
.approach.visible .row:nth-child(2)   { opacity: 1; transform: none; transition-delay: 650ms; }
.approach.visible .row:nth-child(3)   { opacity: 1; transform: none; transition-delay: 800ms; }
.approach.visible .row:nth-child(4)   { opacity: 1; transform: none; transition-delay: 950ms; }
@media (prefers-reduced-motion: reduce) {
  .approach .eyebrow, .approach h2, .approach .row {
    opacity: 1; transform: none; transition: none;
  }
}
.approach .row {
  display: grid; grid-template-columns: 1fr 40px 1fr;
  padding: 24px 0; border-top: 1px solid rgba(255,255,255,0.08);
  align-items: center; gap: 16px;
}
.approach .no {
  color: rgba(255,255,255,0.42);
  text-decoration: line-through;
  text-decoration-color: rgba(255,107,107,0.5);
  font-size: 17px;
}
.approach .arrow { color: #20d7d4; font-size: 20px; text-align: center; }
.approach .yes { color: #fff; font-size: 18px; font-weight: 600; }

/* Expertise */
.expertise { padding: 64px 24px; }
.expertise .head {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 14px; margin: 0 auto 56px; max-width: 820px;
}
.expertise .cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px;
}
.card {
  background: #112847; border: 1px solid rgba(255,255,255,0.08); border-radius: 12px;
  padding: 28px; display: flex; flex-direction: column; gap: 16px; min-height: 280px;
  transition: all 220ms cubic-bezier(.22,.61,.36,1);
}
.card:hover { border-color: #20d7d4; transform: translateY(-2px); }
.card .tag {
  align-self: flex-start;
  background: rgba(32,215,212,0.12); color: #20d7d4;
  border: 1px solid rgba(32,215,212,0.35); border-radius: 999px;
  font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em;
  padding: 4px 10px;
}
.card h3 { font: 600 22px/1.3 'Open Sans', sans-serif; color: #fff; }
.card p { font: 400 14px/1.55 'Open Sans', sans-serif; color: rgba(255,255,255,0.66); flex: 1; }
.card .metric {
  font-family: 'Roboto Mono', ui-monospace, monospace;
  font-size: 13px; color: #20d7d4;
  border-top: 1px solid rgba(255,255,255,0.06); padding-top: 14px;
}
/* Case-study card: clickable card pattern. Reuses .card visuals; suppresses default <a> text-decoration so content reads correctly. */
.cs-card { text-decoration: none; color: inherit; cursor: pointer; }
.cs-card:hover .metric { color: #fff; }

/* Beliefs */
.beliefs { padding: 64px 24px; }
.beliefs .head {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 14px; margin: 0 auto 56px; max-width: 820px;
}
.beliefs .pillars {
  display: flex; flex-wrap: wrap; gap: 16px; justify-content: center;
}
.pillar {
  flex: 1 1 220px; max-width: 260px;
  background: #112847; border: 1px solid rgba(255,255,255,0.08); border-radius: 12px;
  padding: 24px; transition: all 220ms cubic-bezier(.22,.61,.36,1);
}
.pillar:hover { border-color: #20d7d4; transform: translateY(-2px); box-shadow: 0 18px 40px rgba(0,0,0,0.45); }
.pillar .icon { display: block; width: 28px; height: 28px; color: #20d7d4; margin-bottom: 14px; }
.pillar .label { display: flex; align-items: baseline; gap: 10px; margin-bottom: 14px; }
.pillar .num { font-family: 'Roboto Mono', ui-monospace, monospace; font-size: 12px; color: rgba(255,255,255,0.4); }
.pillar .name { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em; color: #20d7d4; }
.pillar p { font: 400 15px/1.55 'Open Sans', sans-serif; color: rgba(255,255,255,0.78); }

/* About teaser (homepage) */
.about-teaser { padding: 64px 24px; }
.about-teaser .head {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 14px; max-width: 820px; margin: 0 auto 40px;
}
.about-teaser .head h2 { font-size: 36px; line-height: 1.15; }
.about-teaser .bio {
  max-width: 720px; margin: 0 auto;
  font: 400 17px/1.65 'Open Sans', sans-serif;
  color: rgba(255,255,255,0.72);
  text-align: center;
}
.about-teaser .cta-row { display: flex; justify-content: center; margin-top: 32px; }

/* Pipeline flow diagram (Case studies page) */
.pipeline-flow { padding: 56px 24px 24px; }
.pipeline-flow .head {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 14px; margin: 0 auto 40px; max-width: 820px;
}
.pipeline-flow .head h2 { font-size: 36px; line-height: 1.15; }
/* Top-down flow cascade */
.flow {
  display: flex; flex-direction: column; align-items: center;
  max-width: 900px; margin: 0 auto; padding: 8px 0;
  font-family: 'Open Sans', sans-serif;
}
.flow-origin {
  background: #20d7d4; color: #051515;
  border-radius: 14px; padding: 22px 44px;
  text-align: center; min-width: 220px;
  box-shadow: 0 12px 28px rgba(32,215,212,0.18);
}
.flow-origin-num {
  display: block; font-size: 28px; font-weight: 700;
  letter-spacing: -0.015em; line-height: 1;
}
.flow-origin-sub {
  display: block; font-size: 12px; font-weight: 600;
  opacity: 0.70; margin-top: 8px;
  text-transform: uppercase; letter-spacing: 0.06em;
  line-height: 1.4;
}
.flow-pill {
  padding: 10px 22px; border-radius: 999px;
  background: rgba(255,255,255,0.04); color: rgba(255,255,255,0.70);
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  line-height: 1.4;
  border: 1px solid rgba(255,255,255,0.12);
}
.flow-arrow {
  display: flex; align-items: center; justify-content: center;
  width: 16px; height: 40px; margin: 10px 0;
}
.flow-arrow svg { width: 100%; height: 100%; }
.flow-tier-label {
  font-size: 12px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: rgba(255,255,255,0.70); margin-bottom: 18px;
  line-height: 1.4;
}
.flow-row {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 10px; width: 100%;
}
.flow-stage {
  background: #112847; border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px; padding: 12px 18px;
  color: rgba(255,255,255,0.92); font-size: 13px; font-weight: 600;
  text-align: center;
}
.flow-grid {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 12px; width: 100%; max-width: 760px;
}
.flow-grid .flow-output { flex: 0 1 220px; }
.flow-output {
  background: #112847; border: 1px solid rgba(32,215,212,0.28);
  border-radius: 10px; padding: 16px 22px;
  color: #fff; font-size: 15px; font-weight: 600;
  display: flex; justify-content: space-between; align-items: baseline; gap: 14px;
}
.flow-output em {
  color: #20d7d4; font-style: normal; font-weight: 700;
  font-family: 'Roboto Mono', ui-monospace, monospace;
  font-size: 14px; letter-spacing: -0.02em;
}
.flow-outcome {
  background: rgba(32,215,212,0.08);
  border: 1px solid rgba(32,215,212,0.32);
  border-radius: 14px; padding: 22px 40px;
  text-align: center; color: rgba(255,255,255,0.88);
  font-size: 14px; line-height: 1.5;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.flow-outcome strong {
  color: #20d7d4;
  font: 700 44px/1 'Open Sans', sans-serif;
  letter-spacing: -0.025em;
}

/* Case study (Professor Leads reference) */
.case-metrics { padding: 48px 24px 24px; }
.case-metrics .head {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 14px; margin: 0 auto 40px; max-width: 820px;
}
.case-metrics .head h2 { font-size: 36px; line-height: 1.15; }
.case-metrics .grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 14px; max-width: 1100px; margin: 0 auto;
}
.case-metric {
  background: #112847; border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px; padding: 22px 20px; text-align: center;
}
.case-metric .num {
  font: 700 34px/1 'Open Sans', sans-serif;
  color: #20d7d4; display: block; margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.case-metric .label {
  font-size: 12px; color: rgba(255,255,255,0.70);
  line-height: 1.4; text-transform: uppercase; letter-spacing: 0.06em;
  font-weight: 600;
}

.receipts { padding: 48px 24px; }
.receipts .head {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 14px; margin: 0 auto 40px; max-width: 820px;
}
.receipts .head h2 { font-size: 36px; line-height: 1.15; }
.receipts .cols {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px; max-width: 1100px; margin: 0 auto;
}
.receipts .col {
  background: #112847; border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px; padding: 28px;
}
.receipts .col h3 {
  font: 600 16px/1.3 'Open Sans', sans-serif;
  color: #20d7d4; margin: 0 0 20px;
  text-transform: uppercase; letter-spacing: 0.1em;
  font-size: 13px;
}
.receipts .col ul { list-style: none; padding: 0; margin: 0; }
.receipts .col li {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,0.06);
  font-size: 14px; gap: 12px;
}
.receipts .col li:last-child { border-bottom: none; }
.receipts .col li .k { color: rgba(255,255,255,0.70); }
.receipts .col li .v {
  color: #fff; font-weight: 600;
  font-family: 'Roboto Mono', ui-monospace, monospace;
  font-size: 13px; white-space: nowrap;
}

/* Integrations */
.integrations { padding: 64px 24px; }
.integrations .head {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 14px; margin: 0 auto 48px; max-width: 820px;
}
.integrations .head h2 { font-size: 36px; line-height: 1.15; }
.integrations .categories {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px; max-width: 1000px; margin: 0 auto;
}
.integrations .category {
  background: #112847; border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px; padding: 28px;
}
.integrations .category h3 {
  font: 600 18px/1.3 'Open Sans', sans-serif;
  color: #fff; margin: 0 0 6px;
}
.integrations .category .desc {
  font-size: 13px; color: rgba(255,255,255,0.60);
  margin: 0 0 20px; line-height: 1.5;
}
.integrations .tiles {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px;
}
.integrations .tile {
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px; padding: 10px 14px;
  font-size: 13px; font-weight: 500;
  color: rgba(255,255,255,0.82);
  background: rgba(32,215,212,0.03);
  text-align: center;
}

/* Glossary */
.glossary-toc {
  background: #112847; border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px; padding: 24px 28px; margin-bottom: 48px;
}
.glossary-toc h2 {
  font: 600 12px/1 'Open Sans', sans-serif;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: #20d7d4; margin: 0 0 18px;
}
.glossary-toc ul {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 8px 24px; margin: 0; padding: 0; list-style: none;
}
.glossary-toc li { padding: 0; margin: 0; }
.glossary-toc a {
  color: rgba(255,255,255,0.75); text-decoration: none; font-size: 14px;
}
.glossary-toc a:hover { color: #20d7d4; }
.glossary-section-head {
  font: 700 13px/1 'Open Sans', sans-serif;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: #20d7d4; margin: 56px 0 24px;
  padding-bottom: 10px; border-bottom: 1px solid rgba(32,215,212,0.22);
}
.glossary-section-head:first-of-type { margin-top: 24px; }
.glossary article {
  margin: 0 0 28px; scroll-margin-top: 100px;
}
.glossary article h3 {
  font: 700 18px/1.3 'Open Sans', sans-serif;
  color: #fff; margin: 0 0 6px; letter-spacing: -0.005em;
}
.glossary article p {
  margin: 0; color: rgba(255,255,255,0.78);
  line-height: 1.65; font-size: 15px;
}

/* Legal pages (Privacy, Terms) */
.legal-hero { padding: 72px 24px 24px; text-align: center; }
.legal-hero .inner { max-width: 820px; margin: 0 auto; }
.legal-hero .eyebrow {
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.12em; color: #20d7d4; margin-bottom: 16px;
}
.legal-hero h1 {
  font: 700 44px/1.1 'Open Sans', sans-serif;
  color: #fff; letter-spacing: -0.015em;
}
.legal-hero .meta {
  font-family: 'Roboto Mono', ui-monospace, monospace;
  font-size: 13px; color: rgba(255,255,255,0.55);
  margin-top: 16px;
}
.legal-doc {
  max-width: 780px; margin: 0 auto;
  padding: 24px 24px 96px;
  color: rgba(255,255,255,0.82);
  font: 400 16px/1.7 'Open Sans', sans-serif;
}
.legal-doc h2 {
  font: 700 22px/1.3 'Open Sans', sans-serif;
  color: #fff; margin: 40px 0 12px;
  letter-spacing: -0.01em;
}
.legal-doc h2:first-of-type { margin-top: 16px; }
.legal-doc p { margin: 12px 0; }
.legal-doc ul { margin: 12px 0 12px 24px; }
.legal-doc li { margin: 6px 0; padding-left: 4px; }
.legal-doc a { color: #20d7d4; text-decoration: underline; text-underline-offset: 3px; }
.legal-doc strong { color: #fff; }
.legal-doc .back {
  display: inline-block; margin-top: 40px;
  color: rgba(255,255,255,0.6); text-decoration: none;
}
.legal-doc .back:hover { color: #20d7d4; }

/* Phases (How it works page) */
.phases { padding: 64px 24px; }
.phases .head {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 14px; margin: 0 auto 48px; max-width: 820px;
}
.phases .head h2 { font-size: 36px; line-height: 1.15; }
.phases .cards {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px; max-width: 920px; margin: 0 auto;
}
.phases .card { min-height: auto; position: relative; }
.phases .phase-num {
  position: absolute; top: 18px; right: 22px;
  font-family: 'Roboto Mono', ui-monospace, monospace;
  font-size: 44px; font-weight: 500;
  color: rgba(32, 215, 212, 0.22);
  line-height: 1; letter-spacing: -0.02em;
  margin: 0; pointer-events: none; user-select: none;
}

/* Founders (About page) */
.founders { padding: 64px 24px; }
.founders .head {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 14px; margin: 0 auto 48px; max-width: 820px;
}
.founders .head h2 { font-size: 36px; line-height: 1.15; }
.founders .cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px; max-width: 960px; margin: 0 auto;
}
.founders .card { min-height: auto; }

/* About CTA (About page) */
.about-cta { padding: 32px 24px 88px; }
.about-cta .section-inner {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 14px; max-width: 820px;
}
.about-cta h2 { font-size: 36px; line-height: 1.15; }
.about-cta .cta-row {
  display: flex; gap: 14px; justify-content: center; margin-top: 32px; flex-wrap: wrap;
}

/* FAQ */
.faq { padding: 64px 24px; }
.faq .head {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 14px; margin: 0 auto 48px; max-width: 820px;
}
.faq .head h2 { font-size: 36px; line-height: 1.15; }
.faq .list { max-width: 820px; margin: 0 auto; }
.faq details {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
}
.faq details:last-of-type { border-bottom: 1px solid rgba(255,255,255,0.1); }
.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  font: 600 18px/1.4 'Open Sans', sans-serif;
  color: #fff;
  gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  font-family: 'Roboto Mono', ui-monospace, monospace;
  color: #20d7d4;
  font-size: 22px; font-weight: 400;
  transition: transform 200ms ease;
  flex-shrink: 0;
}
.faq details[open] summary::after { content: '\2212'; }
.faq details p {
  margin-top: 14px;
  font: 400 16px/1.65 'Open Sans', sans-serif;
  color: rgba(255,255,255,0.72);
}

/* Contact */
.contact { padding: 64px 24px; position: relative; overflow: hidden; }
.contact .inner { max-width: 720px; margin: 0 auto; text-align: center; position: relative; z-index: 2; }
.contact h2 { margin-bottom: 24px; }
.contact .lede { font: 400 18px/1.55 'Open Sans', sans-serif; color: rgba(255,255,255,0.66); margin-bottom: 40px; }
.contact form {
  display: flex; flex-direction: column; gap: 18px;
  max-width: 640px; margin: 0 auto;
  text-align: left;
}
.contact .honeypot { position: absolute; left: -9999px; height: 0; width: 0; overflow: hidden; opacity: 0; }
.contact .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.contact .field { display: flex; flex-direction: column; gap: 6px; }
.contact .field > span {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.1em; color: rgba(255,255,255,0.55);
}
.contact input, .contact select, .contact textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.14);
  color: #fff;
  padding: 12px 14px; border-radius: 8px;
  font: 400 15px 'Open Sans', sans-serif;
  outline: none;
  transition: border-color 160ms ease;
  width: 100%;
}
.contact input:focus, .contact select:focus, .contact textarea:focus { border-color: #20d7d4; }
.contact textarea { resize: vertical; min-height: 120px; font-family: 'Open Sans', sans-serif; }
.contact select {
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='7' viewBox='0 0 12 7'><path d='M1 1l5 5 5-5' stroke='%2320d7d4' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 34px;
}
.contact select option { background: #0b1f3a; color: #fff; }
.contact .form-actions { display: flex; justify-content: center; margin-top: 6px; }
.contact .form-actions .btn { min-width: 240px; justify-content: center; }
.contact .form-status {
  text-align: center; font-size: 14px;
  color: rgba(255,255,255,0.66);
}
.contact .form-status:not(:empty) { margin-top: 4px; min-height: 20px; }
.contact .form-status.error   { color: #ff9fa0; }
.contact .form-status.success { color: #20d7d4; }
.contact .or { margin-top: 10px; font-size: 13px; color: rgba(255,255,255,0.3); letter-spacing: 0.05em; text-align: center; }
.contact .or a { color: rgba(255,255,255,0.55); }
@media (max-width: 720px) {
  .contact .row2 { grid-template-columns: 1fr; gap: 18px; }
}

/* Footer (sitemap-style) */
footer.site {
  border-top: 1px solid rgba(255,255,255,0.12);
  background: #0b1f3a;
  position: relative; z-index: 1;
}
footer.site .site-grid {
  max-width: 1200px; margin: 0 auto;
  padding: 48px 24px 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
}
footer.site .brand img { height: 70px; width: auto; display: block; }
footer.site .col h4 {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.12em; color: #20d7d4;
  margin-bottom: 16px;
}
footer.site .col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
footer.site .col a { color: rgba(255,255,255,0.65); font-size: 14px; transition: color 160ms ease; }
footer.site .col a:hover { color: #20d7d4; }
footer.site .soon { font-size: 10px; color: rgba(255,255,255,0.32); margin-left: 6px; letter-spacing: 0.04em; }
footer.site .legal {
  max-width: 1200px; margin: 0 auto;
  padding: 16px 24px 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  font-size: 12px; color: rgba(255,255,255,0.4);
}
footer.site .legal .spacer { flex: 1; }
footer.site .legal a { color: rgba(255,255,255,0.55); }

/* Coming Soon pages */
.coming-soon {
  min-height: calc(100vh - 240px);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 140px 24px 80px;
  position: relative; z-index: 1;
}
.coming-soon .eyebrow { margin-bottom: 20px; }
.coming-soon h1 {
  font: 700 64px/1.04 'Open Sans', sans-serif;
  letter-spacing: -0.015em; color: #fff;
  margin-bottom: 20px;
}
.coming-soon h1 .accent { color: #20d7d4; }
.coming-soon p {
  max-width: 620px;
  font: 400 18px/1.6 'Open Sans', sans-serif;
  color: rgba(255,255,255,0.72);
  margin-bottom: 40px;
}
.coming-soon .cta-row { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

/* Mobile */
@media (max-width: 720px) {
  .nav { padding: 6px 20px; }
  .nav a.logo-link img { height: 40px; }
  .nav ul { gap: 16px; }
  .nav ul .desktop-only { display: none; }
  .hero { padding: 80px 20px 48px; }
  .hero h1 { font-size: 44px; line-height: 1.08; }
  .hero p { font-size: 17px; }
  h2 { font-size: 34px; }
  h2.small { font-size: 28px; }
  .approach h2 { font-size: 28px; }
  .expertise .head, .beliefs .head { gap: 12px; }
  .approach .row { grid-template-columns: 1fr; gap: 6px; padding: 18px 0; }
  .approach .arrow { display: none; }
  .approach .no { font-size: 15px; }
  .approach .yes { font-size: 16px; }
  .about-teaser .head h2, .faq .head h2 { font-size: 28px; }
  .about-teaser .bio { font-size: 16px; }
  .founders .head h2, .about-cta h2 { font-size: 28px; }
  .founders { padding: 48px 20px; }
  .about-cta { padding: 24px 20px 64px; }
  .phases .head h2 { font-size: 28px; }
  .phases { padding: 48px 20px; }
  .phases .cards { grid-template-columns: 1fr; }
  .phases .phase-num { font-size: 40px; margin-bottom: -20px; }
  .legal-hero { padding: 60px 20px 20px; }
  .legal-hero h1 { font-size: 34px; }
  .legal-doc { padding: 16px 20px 72px; font-size: 15px; }
  .legal-doc h2 { font-size: 20px; margin-top: 32px; }
  .glossary-toc { padding: 20px; }
  .glossary-toc ul { grid-template-columns: 1fr; }
  .glossary-section-head { margin-top: 40px; }
  .glossary article h3 { font-size: 17px; }
  .integrations { padding: 48px 20px; }
  .integrations .head h2 { font-size: 28px; }
  .integrations .categories { grid-template-columns: 1fr; }
  .integrations .category { padding: 24px; }
  .pipeline-flow { padding: 40px 20px 16px; }
  .pipeline-flow .head h2 { font-size: 28px; }
  .flow-origin { padding: 18px 28px; min-width: 180px; }
  .flow-origin-num { font-size: 22px; }
  .flow-stage { font-size: 12px; padding: 10px 14px; }
  .flow-output { font-size: 14px; padding: 14px 18px; }
  .flow-outcome strong { font-size: 34px; }
  .flow-grid .flow-output { flex: 1 1 100%; }
  .case-metrics { padding: 32px 20px 16px; }
  .case-metrics .head h2 { font-size: 28px; }
  .case-metric .num { font-size: 28px; }
  .receipts { padding: 40px 20px; }
  .receipts .head h2 { font-size: 28px; }
  .receipts .cols { grid-template-columns: 1fr; }
  .faq summary { font-size: 16px; }
  footer.site .site-grid {
    grid-template-columns: 1fr 1fr;
    padding: 32px 20px 16px;
    gap: 24px;
  }
  footer.site .brand { grid-column: 1 / -1; }
  footer.site img { height: 48px; }
  footer.site .legal { padding: 12px 20px 20px; }
  .coming-soon { padding: 100px 20px 60px; }
  .coming-soon h1 { font-size: 42px; }
}

/* ============================================================ */
/* DESIGN RULE: Orphan centering in fixed 2-column grids.        */
/*                                                                */
/* When a grid has an odd number of items, the last item is the  */
/* "orphan" — alone in its row. Center it horizontally rather    */
/* than letting it sit left-aligned, to keep the layout balanced.*/
/*                                                                */
/* Applies only to fixed 2-column grids (`repeat(2, 1fr)`).      */
/* Auto-fit grids (`repeat(auto-fit, minmax(...))`) are excluded */
/* because their column count varies by viewport.                */
/*                                                                */
/* Mobile (<= 720px) collapses these grids to 1 column, so the   */
/* rule is gated behind `min-width: 721px` to avoid forcing a    */
/* half-width item on small screens.                             */
/*                                                                */
/* When adding a new fixed 2-column grid, extend the selector    */
/* list below. Math: width = (100% - gap) / 2.                   */
/* ============================================================ */
@media (min-width: 721px) {
  .integrations .categories > .category:last-child:nth-child(odd),
  .phases .cards > .card:last-child:nth-child(odd) {
    grid-column: 1 / -1;
    justify-self: center;
    width: calc((100% - 20px) / 2);
  }
  .integrations .tiles > .tile:last-child:nth-child(odd) {
    grid-column: 1 / -1;
    justify-self: center;
    width: calc((100% - 8px) / 2);
  }
}