/* ───────── Tokens ───────── */
:root {
  --navy: #17345f;
  --navy-deep: #0f2442;
  --teal: #2ba3ae;
  --teal-deep: #1b7d8b;
  --rust: #c0622b;
  --ink: #12233d;
  --paper: #fbfaf7;
  --paper-2: #f1efe9;
  --line: rgba(23, 52, 95, 0.12);
  --muted: #5a6577;
  --radius: 28px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --display: "Lexend", system-ui, -apple-system, sans-serif;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 100%/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
.wrap { width: min(1120px, 100% - 2rem); margin-inline: auto; }

/* ───────── Type ───────── */
.eyebrow {
  margin: 0 0 1rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal-deep);
}
.display, .title, h3 { font-family: var(--display); color: var(--navy); }
.display {
  margin: 0;
  font-size: clamp(2.8rem, 7.5vw, 6rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.035em;
}
.title {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
}
h3 { margin: 0 0 0.5rem; font-size: 1.5rem; line-height: 1.15; letter-spacing: -0.015em; font-weight: 700; }
.lede { font-size: clamp(1.05rem, 1.6vw, 1.25rem); line-height: 1.55; color: var(--muted); max-width: 34em; margin: 0; }
.accent { color: var(--teal); }

/* ───────── Buttons: feedback on press, instantly ───────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  min-height: 48px; padding: 0 1.5rem;
  border: 0; border-radius: 999px;
  background: var(--navy); color: #fff;
  font: 600 1rem/1 system-ui, -apple-system, sans-serif;
  text-decoration: none; cursor: pointer;
  transition: transform 160ms var(--ease-out), background-color 200ms ease, box-shadow 200ms ease;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.btn:hover { background: var(--navy-deep); box-shadow: 0 8px 24px -10px rgba(23,52,95,.55); }
.btn:active { transform: scale(0.97); transition-duration: 80ms; }
.btn:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; }
.btn--ghost { background: transparent; color: var(--navy); box-shadow: inset 0 0 0 1.5px var(--line); }
.btn--ghost:hover { background: rgba(23,52,95,.06); box-shadow: inset 0 0 0 1.5px rgba(23,52,95,.25); }
.btn--light { background: #fff; color: var(--navy); }
.btn--light:hover { background: #eaf6f7; }
.btn--small { min-height: 38px; padding: 0 1rem; font-size: .9rem; }
.btn[disabled] { opacity: .6; cursor: progress; }

/* ───────── Nav: translucent material ───────── */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.7rem max(1rem, env(safe-area-inset-left));
  background: rgba(251, 250, 247, 0.72);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  transition: box-shadow 300ms ease;
}
.nav.is-scrolled { box-shadow: 0 1px 0 var(--line), 0 10px 30px -20px rgba(15,36,66,.35); }
.nav__brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; }
.nav__brand img:first-child { width: 40px; height: auto; }
.nav__word { width: 104px; }
.nav__links { display: flex; align-items: center; gap: 1.6rem; font-weight: 600; font-size: .95rem; }
.nav__links a:not(.btn) { text-decoration: none; color: var(--navy); opacity: .8; }
.nav__links a:not(.btn):hover { opacity: 1; }
@media (max-width: 720px) {
  .nav__links a:not(.btn) { display: none; }
  .nav__word { width: 88px; }
}

/* ───────── Hero ───────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: center;
  gap: 2rem;
  padding: 7rem max(1rem, 5vw) 4rem;
  overflow: hidden;
}
.hero__copy { position: relative; z-index: 2; max-width: 40rem; }
.hero .lede { margin-top: 1.5rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2.2rem; }
.hero__art { position: relative; display: grid; place-items: center; }
.hero__halo {
  position: absolute; width: 90%; aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(43,163,174,.22), rgba(43,163,174,0) 70%),
              radial-gradient(closest-side at 70% 70%, rgba(192,98,43,.16), rgba(192,98,43,0) 70%);
  filter: blur(10px);
}
.hero__mark {
  position: relative; width: min(560px, 100%);
  will-change: transform;
  transform: translate3d(0, var(--hy, 0px), 0) rotate(var(--hr, 0deg)) scale(var(--hs, 1));
  animation: mark-in 1.2s var(--ease-out) both 0.15s;
}
@keyframes mark-in {
  from { opacity: 0; filter: blur(12px); translate: 40px 0; scale: .94; }
  to   { opacity: 1; filter: blur(0); translate: 0 0; scale: 1; }
}
.load-in { animation: rise 0.9s var(--ease-out) both; animation-delay: calc(var(--i) * 90ms + 100ms); }
@keyframes rise { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }

.hero__scroll {
  position: absolute; left: 50%; bottom: 1.6rem; translate: -50% 0;
  width: 26px; height: 42px; border-radius: 14px; box-shadow: inset 0 0 0 2px var(--line);
}
.hero__scroll span {
  position: absolute; left: 50%; top: 9px; width: 4px; height: 8px; margin-left: -2px;
  border-radius: 2px; background: var(--teal);
  animation: nudge 1.8s var(--ease-out) infinite;
}
@keyframes nudge { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding-top: 6rem; text-align: left; gap: 1rem; }
  .hero__art { order: -1; }
  .hero__mark { width: min(320px, 72vw); }
  .hero__scroll { display: none; }
}

/* ───────── Services: pinned scroll-linked deck ───────── */
.services { position: relative; height: 420vh; background: var(--paper-2); }
.services__stage {
  position: sticky; top: 0; height: 100svh;
  display: grid; grid-template-columns: 0.9fr 1.1fr; align-items: center; gap: 4vw;
  width: min(1180px, 100% - 2rem); margin-inline: auto;
  padding-top: 4rem;
}
.services__index { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; gap: .35rem; }
.services__index li {
  display: flex; align-items: baseline; gap: .9rem;
  font-family: var(--display); font-weight: 700; font-size: 1.15rem; color: var(--navy);
  opacity: .32; transition: opacity 300ms ease, transform 400ms var(--ease-out);
}
.services__index li span { font-size: .8rem; color: var(--teal-deep); letter-spacing: .05em; }
.services__index li.is-active { opacity: 1; transform: translateX(6px); }
.services__rail { margin-top: 2rem; height: 3px; border-radius: 3px; background: var(--line); overflow: hidden; max-width: 260px; }
.services__rail div { height: 100%; width: 100%; background: var(--teal); transform-origin: left; transform: scaleX(var(--p, 0)); }

.deck { position: relative; height: min(520px, 68svh); }
.card {
  --t: 1;       /* 0 = below/hidden, 1 = in place (set by JS) */
  --d: 0;       /* depth: how many cards are stacked on top of this one */
  position: absolute; inset: 0;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: clamp(1.5rem, 3.4vw, 2.6rem);
  border-radius: var(--radius);
  color: #fff; overflow: hidden;
  box-shadow: 0 30px 60px -30px rgba(15,36,66,.55), 0 2px 6px rgba(15,36,66,.12);
  transform:
    translate3d(0, calc((1 - var(--t)) * 100vh + var(--d) * -18px), 0)
    scale(calc(1 - var(--d) * 0.05));
  transform-origin: 50% 0%;
  will-change: transform;
}
.card::after { /* dim cards that have been covered — depth by darkening, not hiding */
  content: ""; position: absolute; inset: 0; background: #0b1a30;
  opacity: calc(min(var(--d), 1.5) * 0.28); pointer-events: none;
}
.card h3 { color: #fff; font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 800; letter-spacing: -0.025em; }
.card p { margin: 0 0 1rem; max-width: 30em; color: rgba(255,255,255,.86); line-height: 1.55; }
.card ul { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; }
.card li {
  font-size: .85rem; font-weight: 600; padding: .4rem .8rem; border-radius: 999px;
  background: rgba(255,255,255,.14); box-shadow: inset 0 0 0 1px rgba(255,255,255,.22);
}
.card__num { position: absolute; top: clamp(1.4rem, 3vw, 2.2rem); left: clamp(1.5rem, 3.4vw, 2.6rem); font: 800 .95rem var(--display); opacity: .7; margin: 0 !important; }
.card--navy { background: linear-gradient(150deg, #1d4278, var(--navy-deep)); }
.card--teal { background: linear-gradient(150deg, #34b3bd, var(--teal-deep)); }
.card--rust { background: linear-gradient(150deg, #d77537, #9c4a1d); }
.card--ink  { background: linear-gradient(150deg, #24497e, #0b1a30); }

/* Low-poly facets echoing the logo; drift slightly with the card's progress */
.card__facet {
  position: absolute; top: -10%; right: -8%; width: 70%; aspect-ratio: 1;
  opacity: .9;
  transform: translate3d(0, calc((1 - var(--t)) * 40px), 0) rotate(calc((1 - var(--t)) * 12deg));
  background:
    conic-gradient(from 210deg at 60% 40%, rgba(255,255,255,.18) 0 60deg, transparent 60deg 140deg, rgba(255,255,255,.08) 140deg 220deg, transparent 220deg);
  clip-path: polygon(30% 0, 100% 10%, 92% 70%, 55% 95%, 10% 60%);
}
.card--teal .card__facet { background: conic-gradient(from 90deg at 40% 50%, rgba(23,52,95,.3) 0 80deg, rgba(255,255,255,.14) 80deg 170deg, transparent 170deg); }
.card--rust .card__facet { background: conic-gradient(from 30deg at 50% 50%, rgba(43,163,174,.45) 0 70deg, rgba(255,255,255,.12) 70deg 160deg, transparent 160deg); }
.card--ink  .card__facet { background: conic-gradient(from 300deg at 50% 50%, rgba(192,98,43,.55) 0 60deg, rgba(43,163,174,.35) 60deg 150deg, transparent 150deg); }

@media (max-width: 860px) {
  .services__stage { grid-template-columns: 1fr; align-content: center; gap: 1.5rem; padding-top: 4.5rem; }
  .services__index { display: none; }
  .services__rail { margin-top: 1rem; }
  .services .title { font-size: 2rem; margin-bottom: 0; }
  .deck { height: min(440px, 58svh); }
}

/* ───────── Reveal on scroll (non-gesture → CSS transition is fine) ───────── */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 700ms var(--ease-out), transform 900ms var(--ease-out);
  transition-delay: calc(var(--i, 0) * 110ms);
}
.reveal.is-in { opacity: 1; transform: none; }

/* ───────── Approach ───────── */
.approach { padding: clamp(5rem, 12vw, 9rem) 0; }
.approach .title { max-width: 16em; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; margin-top: 3rem; }
.step { padding: 2rem; border-radius: 22px; background: #fff; box-shadow: 0 1px 0 var(--line), 0 20px 40px -30px rgba(15,36,66,.4); }
.step p { margin: 0; color: var(--muted); }
.step__n {
  display: grid; place-items: center; width: 40px; height: 40px; margin-bottom: 1.2rem;
  border-radius: 12px; background: var(--paper-2); color: var(--teal-deep); font: 800 1rem var(--display);
}
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }

/* ───────── Portal teaser ───────── */
.portal-teaser { padding: 0 0 clamp(4rem, 10vw, 7rem); }
.portal-teaser__inner {
  display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap;
  padding: clamp(2rem, 5vw, 3.5rem); border-radius: var(--radius);
  background: linear-gradient(135deg, var(--navy), var(--navy-deep));
}
.portal-teaser .title { color: #fff; }
.portal-teaser .lede { color: rgba(255,255,255,.75); }
.portal-teaser .eyebrow { color: var(--teal); }

/* ───────── Contact form ───────── */
.contact { padding: clamp(4rem, 10vw, 7rem) 0; background: var(--paper-2); }
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
@media (max-width: 860px) { .contact__grid { grid-template-columns: 1fr; } }
.form { display: grid; gap: 1rem; padding: 2rem; border-radius: 22px; background: #fff; box-shadow: 0 20px 50px -35px rgba(15,36,66,.5); }
.form label { display: grid; gap: .4rem; font-size: .88rem; font-weight: 600; color: var(--navy); }
.form input, .form select, .form textarea {
  width: 100%; padding: .8rem 1rem; border-radius: 12px; border: 1.5px solid var(--line);
  background: var(--paper); font: 400 1rem/1.4 system-ui, sans-serif; color: var(--ink);
  transition: border-color 150ms ease, box-shadow 150ms ease;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 4px rgba(43,163,174,.18); }
.form .btn { justify-self: start; }
.hp { position: absolute; left: -9999px; }

/* ───────── Footer ───────── */
.footer { padding: 2.5rem 0; border-top: 1px solid var(--line); font-size: .9rem; color: var(--muted); }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.footer p { margin: 0; }

/* ───────── Accessibility preferences ───────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .load-in, .hero__mark, .hero__scroll span { animation: none; }
  .reveal { transform: none; transition: opacity 300ms ease; }
  /* Unpin the deck: show the cards as a plain stack */
  .services { height: auto; padding: 6rem 0; }
  .services__stage { position: static; height: auto; padding-top: 0; }
  .services__index li { opacity: 1; transform: none; }
  .services__rail { display: none; }
  .deck { height: auto; display: grid; gap: 1rem; }
  .card { position: relative; inset: auto; min-height: 340px; transform: none !important; }
  .card::after { opacity: 0; }
  .card__facet { transform: none; }
}
@media (prefers-reduced-transparency: reduce) {
  .nav { background: var(--paper); backdrop-filter: none; -webkit-backdrop-filter: none; }
}
@media (prefers-contrast: more) {
  .nav { background: #fff; box-shadow: 0 1px 0 var(--navy); }
  .lede, .step p { color: var(--ink); }
}