:root {
  --ink: #08111f;
  --ink-soft: #132338;
  --paper: #f5f7f9;
  --white: #ffffff;
  --cyan: #35c8e6;
  --cyan-deep: #0b91b3;
  --line: rgba(8,17,31,.14);
  --muted: #5d6877;
  --shell: min(1180px, calc(100% - 48px));
  --display: "Manrope", Arial, sans-serif;
  --body: "DM Sans", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--body); font-size: 16px; line-height: 1.65; }
a { color: inherit; }
.shell { width: var(--shell); margin-inline: auto; }
.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; }
.skip-link { position: fixed; z-index: 1000; top: 12px; left: 12px; transform: translateY(-150%); background: white; padding: 10px 14px; border-radius: 4px; }
.skip-link:focus { transform: none; }

.site-header { position: fixed; z-index: 100; inset: 0 0 auto; color: var(--ink); background: rgba(255,255,255,.96); transition: background .3s, box-shadow .3s; }
.site-header.scrolled { background: rgba(255,255,255,.96); backdrop-filter: blur(18px); box-shadow: 0 1px 18px rgba(5,12,22,.12); }
.nav-wrap { height: 94px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; width: 154px; height: 82px; overflow: hidden; text-decoration: none; }
.brand img { display: block; width: 100%; height: auto; }
.site-nav { display: flex; align-items: center; gap: 34px; }
.site-nav a { color: rgba(8,17,31,.72); font-size: .9rem; font-weight: 500; text-decoration: none; transition: color .2s; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--ink); }
.site-nav .nav-cta { color: var(--ink); border: 1px solid rgba(8,17,31,.28); padding: 11px 18px; }
.menu-button { display: none; border: 0; padding: 8px; background: transparent; }
.menu-button span:not(.sr-only) { display: block; width: 24px; height: 2px; margin: 5px; background: var(--ink); }

.hero { position: relative; min-height: 790px; height: 100svh; display: flex; align-items: center; overflow: hidden; color: white; background: #07111f; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,12,23,.98) 0%, rgba(4,12,23,.84) 43%, rgba(4,12,23,.2) 78%), linear-gradient(0deg, rgba(4,12,23,.68), transparent 48%); }
.hero-image { position: absolute; inset: 0; background: radial-gradient(circle at 78% 70%, rgba(53,200,230,.26), transparent 32%), radial-gradient(circle at 88% 50%, #325275 0, #14263c 25%, #07111f 58%); background-image: url("assets/altisedge-hero.png"); background-size: cover; background-position: center; }
.hero-grid { position: absolute; z-index: 1; inset: 0; opacity: .17; background-image: linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(to right, black, transparent 75%); }
.hero-inner { position: relative; z-index: 2; padding-top: 94px; display: grid; grid-template-columns: minmax(0, 730px) 1fr; align-items: end; gap: 70px; }
.eyebrow { margin: 0 0 22px; color: var(--cyan); font: 600 .78rem/1.2 var(--display); letter-spacing: .16em; text-transform: uppercase; }
.hero h1 { max-width: 850px; margin: 0; font: 600 clamp(3.3rem, 7vw, 6.8rem)/.98 var(--display); letter-spacing: -.055em; }
.hero-lede { max-width: 690px; margin: 32px 0 0; color: rgba(255,255,255,.75); font-size: clamp(1.05rem, 1.7vw, 1.25rem); line-height: 1.65; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 40px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; min-height: 54px; padding: 0 23px; font-weight: 600; text-decoration: none; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--ink); background: var(--cyan); }
.button-primary:hover { background: #70ddf2; }
.text-link { color: white; font-weight: 500; text-decoration: none; }
.text-link span { margin-left: 8px; color: var(--cyan); }
.hero-proof { justify-self: end; width: 170px; margin-bottom: 8px; color: rgba(255,255,255,.6); }
.hero-proof p { margin: 0; color: white; font: 600 .75rem var(--display); letter-spacing: .12em; text-transform: uppercase; }
.proof-line { width: 100%; height: 1px; margin: 16px 0; background: rgba(255,255,255,.25); }
.hero-proof span { display: block; font-size: .82rem; line-height: 1.9; }
.scroll-cue { position: absolute; z-index: 3; bottom: 0; left: 50%; width: 1px; height: 72px; background: rgba(255,255,255,.23); }
.scroll-cue span { position: absolute; top: 0; left: 0; width: 1px; height: 30px; background: var(--cyan); animation: descend 2s ease-in-out infinite; }
@keyframes descend { 0% { transform: translateY(0); opacity: 0; } 30% { opacity: 1; } 100% { transform: translateY(42px); opacity: 0; } }

.section { padding: 130px 0; }
.section-label { display: flex; align-items: center; gap: 13px; color: var(--muted); font: 600 .77rem var(--display); letter-spacing: .14em; text-transform: uppercase; }
.section-label span { color: var(--cyan-deep); }
.section-label.light { color: rgba(255,255,255,.55); }
.section-label.light span { color: var(--cyan); }
.kicker { margin: 0 0 16px; color: var(--cyan-deep); font: 600 .79rem var(--display); letter-spacing: .12em; text-transform: uppercase; }
.positioning { background: white; }
.positioning-grid { display: grid; grid-template-columns: 1fr 2.4fr; gap: 70px; }
.positioning-copy h2, .section-head h2, .approach h2, .leadership h2, .contact h2 { margin: 0; font: 600 clamp(2.4rem, 5vw, 4.65rem)/1.08 var(--display); letter-spacing: -.045em; }
.positioning-copy > p:last-child { max-width: 720px; margin: 30px 0 0; color: var(--muted); font-size: 1.13rem; }

.capabilities { background: var(--paper); }
.section-head { display: grid; grid-template-columns: 1fr 2.4fr; gap: 70px; align-items: start; margin-bottom: 70px; }
.capability-list { border-top: 1px solid var(--line); }
.capability { display: grid; grid-template-columns: 90px 1fr 50px; gap: 35px; align-items: start; padding: 34px 0; border-bottom: 1px solid var(--line); }
.capability-number { color: var(--cyan-deep); font: 600 .8rem var(--display); }
.capability h3 { margin: 0 0 8px; font: 600 clamp(1.25rem, 2vw, 1.65rem)/1.25 var(--display); }
.capability p { max-width: 690px; margin: 0; color: var(--muted); }
.capability-icon { justify-self: end; color: var(--cyan-deep); font-size: 1.4rem; transition: transform .2s; }
.capability:hover .capability-icon { transform: translate(3px,-3px); }

.approach { position: relative; overflow: hidden; color: white; background: var(--ink); }
.approach::before { content: ""; position: absolute; width: 680px; height: 680px; left: -340px; bottom: -490px; border: 1px solid rgba(53,200,230,.35); border-radius: 50%; box-shadow: 0 0 100px rgba(53,200,230,.08); }
.approach-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 120px; }
.approach blockquote { margin: 100px 0 0; max-width: 520px; font: 500 clamp(2.3rem, 4vw, 4rem)/1.14 var(--display); letter-spacing: -.04em; }
.approach-copy h2 { font-size: clamp(2rem, 3.3vw, 3.25rem); }
.approach-copy > p { margin: 25px 0 42px; color: rgba(255,255,255,.65); }
.approach ul { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.14); }
.approach li { display: grid; grid-template-columns: 48px 1fr; gap: 18px; padding: 22px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.approach li > span { color: var(--cyan); font-size: .75rem; }
.approach li strong { display: block; font: 600 1rem var(--display); }
.approach li p { margin: 4px 0 0; color: rgba(255,255,255,.55); font-size: .9rem; }

.engagements { background: #edf2f6; }
.engagements-head { display: grid; grid-template-columns: 1fr 2.4fr; gap: 70px; align-items: start; margin-bottom: 70px; }
.engagements-head h2 { max-width: 800px; margin: 0; font: 600 clamp(2.4rem, 5vw, 4.65rem)/1.08 var(--display); letter-spacing: -.045em; }
.engagements-head > div:last-child > p:last-child { max-width: 650px; margin: 26px 0 0; color: var(--muted); font-size: 1.05rem; }
.engagement-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.engagement-card { min-height: 390px; padding: 38px 42px 42px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.48); }
.engagement-card > span { display: block; margin-bottom: 70px; color: var(--cyan-deep); font: 600 .78rem var(--display); }
.engagement-card h3 { max-width: 470px; margin: 0 0 18px; font: 600 clamp(1.35rem, 2.2vw, 1.8rem)/1.24 var(--display); letter-spacing: -.025em; }
.engagement-card p { max-width: 540px; margin: 0; color: var(--muted); }

.leadership { background: white; }
.leadership-grid { display: grid; grid-template-columns: .7fr 1.05fr 1.3fr; gap: 70px; align-items: start; }
.leader-intro h2 { font-size: clamp(2.8rem, 4.5vw, 4.5rem); }
.leader-summary { margin: 28px 0 0; color: var(--muted); font-size: 1.12rem; }
.leader-detail > p { margin: 0 0 22px; color: var(--muted); }
.credentials { margin-top: 44px; border-top: 1px solid var(--line); }
.credentials div { display: flex; justify-content: space-between; gap: 18px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.credentials strong { font: 600 .86rem var(--display); }
.credentials span { color: var(--muted); font-size: .82rem; text-align: right; }

.contact { position: relative; overflow: hidden; color: white; text-align: center; background: var(--cyan-deep); }
.contact-orbit { position: absolute; left: 50%; top: 50%; width: min(90vw, 980px); aspect-ratio: 1; transform: translate(-50%,-50%); border: 1px solid rgba(255,255,255,.18); border-radius: 50%; box-shadow: 0 0 0 130px rgba(255,255,255,.035), 0 0 0 260px rgba(255,255,255,.025); }
.contact-inner { position: relative; z-index: 1; }
.contact .eyebrow { color: rgba(255,255,255,.72); }
.contact h2 { font-size: clamp(3.2rem, 8vw, 7rem); }
.contact h2 em { color: var(--ink); font-style: normal; }
.contact p:not(.eyebrow) { max-width: 590px; margin: 28px auto 34px; color: rgba(255,255,255,.82); font-size: 1.08rem; }
.button-light { color: var(--ink); background: white; }
.button-light:hover { background: var(--ink); color: white; }

.site-footer { padding: 50px 0; color: var(--muted); background: white; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 30px; }
.footer-brand { width: 126px; height: auto; padding: 6px; background: transparent; }
.footer-grid p { margin: 0; font-size: .82rem; }
.copyright { justify-self: end; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .75s ease, transform .75s ease; }
.reveal[data-delay="1"] { transition-delay: .12s; }
.reveal[data-delay="2"] { transition-delay: .24s; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 900px) {
  :root { --shell: min(100% - 32px, 700px); }
  .section { padding: 90px 0; }
  .menu-button { display: block; position: relative; z-index: 2; }
  .site-nav { position: fixed; inset: 0; display: none; flex-direction: column; align-items: flex-start; justify-content: center; gap: 25px; padding: 10vw; background: rgba(255,255,255,.98); }
  .site-nav.open { display: flex; }
  .site-nav a { color: var(--ink); font: 600 1.6rem var(--display); }
  .site-nav .nav-cta { font-size: 1rem; }
  .hero { min-height: 720px; height: auto; padding: 145px 0 100px; }
  .hero-inner { grid-template-columns: 1fr; padding-top: 0; }
  .hero-proof { display: none; }
  .hero h1 { font-size: clamp(3.1rem, 12vw, 5.2rem); }
  .positioning-grid, .section-head, .engagements-head, .leadership-grid { grid-template-columns: 1fr; gap: 36px; }
  .engagement-grid { grid-template-columns: 1fr; }
  .engagement-card { min-height: auto; }
  .engagement-card > span { margin-bottom: 38px; }
  .approach-grid { grid-template-columns: 1fr; gap: 80px; }
  .approach blockquote { margin-top: 60px; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .footer-brand, .copyright { justify-self: center; }
}

@media (max-width: 560px) {
  .nav-wrap { height: 82px; }
  .brand { width: 135px; height: 72px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .text-link { text-align: center; }
  .capability { grid-template-columns: 38px 1fr; gap: 16px; }
  .capability-icon { display: none; }
  .credentials div { align-items: flex-start; flex-direction: column; }
  .credentials span { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}