:root {
  --navy: #0b1f33;
  --navy-2: #102b45;
  --blue: #2457ff;
  --cyan: #32d6c7;
  --ink: #17212b;
  --muted: #617181;
  --pale: #eef3f8;
  --line: #d8e1ea;
  --white: #fff;
  --max: 1180px;
  --shadow: 0 24px 70px rgba(11, 31, 51, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.6; }
a { color: inherit; }
img { display: block; max-width: 100%; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.skip-link { position: fixed; top: -100px; left: 1rem; z-index: 100; padding: .75rem 1rem; background: var(--cyan); color: var(--navy); font-weight: 800; }
.skip-link:focus { top: 1rem; }

.site-header { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; min-height: 76px; padding: 0 max(24px, calc((100vw - var(--max)) / 2)); border-bottom: 1px solid rgba(216,225,234,.8); background: rgba(255,255,255,.92); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: .75rem; text-decoration: none; letter-spacing: .025em; line-height: 1; }
.brand img { border-radius: 12px; }
.brand span { display: grid; gap: .25rem; }
.brand strong { font-size: .92rem; }
.brand small { color: var(--blue); font-size: .72rem; font-weight: 900; }
.site-nav { display: flex; align-items: center; gap: 1.55rem; }
.site-nav > a { position: relative; color: #394958; font-size: .91rem; font-weight: 700; text-decoration: none; }
.site-nav > a:not(.button)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -.35rem; height: 2px; background: var(--blue); transition: right .2s ease; }
.site-nav > a:hover::after, .site-nav > a:focus-visible::after { right: 0; }
.nav-toggle { display: none; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: .75rem 1.15rem; border: 1px solid var(--blue); border-radius: 3px; color: #fff; background: var(--blue); font-weight: 850; text-decoration: none; box-shadow: 0 9px 24px rgba(36,87,255,.22); transition: transform .2s ease, box-shadow .2s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(36,87,255,.3); }
.button-small { min-height: 40px; padding: .55rem .9rem; color: #fff !important; font-size: .82rem !important; }
.text-link { color: var(--navy); font-weight: 850; text-decoration-thickness: 2px; text-underline-offset: 5px; }

.hero { overflow: hidden; padding: clamp(4.5rem, 8vw, 8rem) max(24px, calc((100vw - var(--max)) / 2)) 0; background: radial-gradient(circle at 88% 18%, rgba(50,214,199,.2), transparent 26%), linear-gradient(180deg, #f8fbfe 0%, #fff 100%); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(330px, .75fr); align-items: center; gap: clamp(3rem, 7vw, 7rem); }
.eyebrow { margin: 0 0 1rem; color: var(--blue); font-size: .75rem; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
.hero h1 { max-width: 830px; margin: 0; color: var(--navy); font-size: clamp(3rem, 6.8vw, 6.8rem); letter-spacing: -.065em; line-height: .92; }
.hero h1 span { display: block; color: var(--blue); }
.hero-lead { max-width: 730px; margin: 2rem 0 0; color: #475b6d; font-size: clamp(1.05rem, 1.6vw, 1.3rem); }
.hero-actions { display: flex; align-items: center; gap: 1.5rem; margin-top: 2.2rem; }
.system-card { position: relative; overflow: hidden; border: 1px solid rgba(255,255,255,.12); border-radius: 12px; color: #fff; background: var(--navy); box-shadow: var(--shadow); transform: rotate(1.5deg); }
.system-card::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(135deg, transparent 50%, rgba(36,87,255,.28)); }
.system-card-head, .system-card-foot { position: relative; display: flex; justify-content: space-between; padding: 1.1rem 1.25rem; border-bottom: 1px solid rgba(255,255,255,.11); color: #bbcad6; font-size: .74rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.system-card-head i { color: var(--cyan); font-style: normal; }
.system-card ol { position: relative; margin: 0; padding: .7rem 1.25rem; list-style: none; }
.system-card li { display: grid; grid-template-columns: 42px 1fr; gap: .5rem; padding: 1rem 0; border-bottom: 1px solid rgba(255,255,255,.08); }
.system-card li:last-child { border: 0; }
.system-card li b { color: var(--cyan); font-size: .75rem; }
.system-card li span { font-weight: 760; }
.system-card-foot { border-top: 1px solid rgba(255,255,255,.11); border-bottom: 0; }
.signal-strip { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: clamp(4rem, 8vw, 7rem); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.signal-strip div { display: grid; gap: .15rem; padding: 1.4rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.signal-strip strong { color: var(--navy); font-size: 1.35rem; }
.signal-strip span { color: var(--muted); font-size: .78rem; font-weight: 700; }

.section { padding: clamp(5rem, 9vw, 8.5rem) max(24px, calc((100vw - var(--max)) / 2)); }
.intro { display: grid; grid-template-columns: .3fr 1.7fr; gap: 2rem; }
.section-label { padding-top: .55rem; color: var(--blue); font-size: .72rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.intro-copy h2 { max-width: 930px; margin: 0; color: var(--navy); font-size: clamp(2rem, 4vw, 4.4rem); letter-spacing: -.045em; line-height: 1.05; }
.intro-copy p { max-width: 780px; margin: 2rem 0 0 auto; color: var(--muted); font-size: 1.1rem; }
.section-dark { color: #fff; background: var(--navy); }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr); align-items: end; gap: 3rem; margin-bottom: 3.5rem; }
.section-heading h2 { max-width: 780px; margin: 0; color: var(--navy); font-size: clamp(2.2rem, 4vw, 4.6rem); letter-spacing: -.05em; line-height: 1; }
.section-heading > p { margin: 0; color: var(--muted); }
.section-dark .section-heading h2 { color: #fff; }
.section-dark .section-heading > p { color: #aebdca; }
.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.15); border-left: 1px solid rgba(255,255,255,.15); }
.capability { min-height: 270px; padding: 2rem; border-right: 1px solid rgba(255,255,255,.15); border-bottom: 1px solid rgba(255,255,255,.15); }
.capability span { color: var(--cyan); font-size: .72rem; font-weight: 900; }
.capability h3 { margin: 3rem 0 .75rem; font-size: 1.35rem; }
.capability p { margin: 0; color: #aebdca; }

.work { background: #f8fafc; }
.portfolio-note { padding-left: 1rem; border-left: 3px solid var(--cyan); font-size: .9rem; }
.work-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.project { display: flex; flex-direction: column; min-height: 340px; padding: 2rem; border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: 0 14px 35px rgba(11,31,51,.055); }
.project-feature { background: var(--navy); color: #fff; }
.project-type { color: var(--blue); font-size: .69rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.project-feature .project-type { color: var(--cyan); }
.project h3 { margin: .5rem 0 1.4rem; font-size: clamp(1.8rem, 3vw, 3rem); line-height: 1; letter-spacing: -.04em; }
.project p { color: var(--muted); }
.project-feature p { color: #b8c6d2; }
.project ul { display: flex; flex-wrap: wrap; gap: .45rem; margin: auto 0 0; padding: 0; list-style: none; }
.project li { padding: .4rem .65rem; border: 1px solid var(--line); border-radius: 99px; color: var(--muted); font-size: .73rem; font-weight: 750; }
.project-feature li { border-color: rgba(255,255,255,.2); color: #d8e3eb; }

.team-list { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.person { display: grid; grid-template-columns: 70px 1fr; gap: 1.3rem; padding: 2rem 1.5rem 2rem 0; border-bottom: 1px solid var(--line); }
.person:nth-child(odd) { border-right: 1px solid var(--line); }
.person:nth-child(even) { padding-left: 1.5rem; }
.person > span { display: grid; place-items: center; width: 58px; height: 58px; border-radius: 50%; color: #fff; background: var(--blue); font-size: .78rem; font-weight: 900; }
.person h3 { margin: 0; color: var(--navy); font-size: 1.2rem; }
.person p { margin: .35rem 0 0; color: var(--muted); font-size: .91rem; }
.person .role { color: var(--blue); font-size: .72rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.section-accent { color: #fff; background: var(--blue); }
.section-accent .eyebrow { color: var(--cyan); }
.section-accent .section-heading h2 { color: #fff; }
.method-list { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.24); border-left: 1px solid rgba(255,255,255,.24); }
.method-list li { display: grid; grid-template-columns: 44px 1fr; gap: 1rem; min-height: 200px; padding: 1.7rem; border-right: 1px solid rgba(255,255,255,.24); border-bottom: 1px solid rgba(255,255,255,.24); }
.method-list > li > span { color: var(--cyan); font-size: .75rem; font-weight: 900; }
.method-list h3 { margin: 0 0 .65rem; font-size: 1.35rem; }
.method-list p { margin: 0; color: #dce4ff; }

.contact { display: grid; grid-template-columns: 1.25fr .75fr; gap: 5rem; padding: clamp(5rem, 10vw, 9rem) max(24px, calc((100vw - var(--max)) / 2)); background: var(--pale); }
.contact h2 { max-width: 750px; margin: 0; color: var(--navy); font-size: clamp(2.5rem, 5vw, 5.6rem); letter-spacing: -.055em; line-height: .98; }
.contact-card { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding: 2.2rem; color: #fff; background: var(--navy); box-shadow: var(--shadow); }
.contact-card p { margin: 0 0 1.25rem; color: var(--cyan); font-size: .72rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.contact-card h3 { margin: .5rem 0 1.3rem; font-size: 2rem; }
.contact-card a { margin-bottom: .4rem; color: #fff; font-weight: 750; }
.contact-card span { margin-top: 1rem; color: #aec0cf; }
.site-footer { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 2rem; padding: 2rem max(24px, calc((100vw - var(--max)) / 2)); color: #aebdca; background: #071522; font-size: .82rem; }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .js .reveal { opacity: 1; transform: none; transition: none; } }

@media (max-width: 900px) {
  .nav-toggle { display: grid; gap: 6px; padding: .75rem; border: 0; background: transparent; }
  .nav-toggle span:not(.sr-only) { display: block; width: 24px; height: 2px; background: var(--navy); }
  .site-nav { position: absolute; top: 76px; left: 0; right: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 1rem 24px 1.4rem; border-bottom: 1px solid var(--line); background: #fff; box-shadow: 0 20px 40px rgba(11,31,51,.1); }
  .site-nav.is-open { display: flex; }
  .site-nav > a { padding: .8rem 0; }
  .hero-grid, .section-heading, .contact { grid-template-columns: 1fr; }
  .system-card { max-width: 600px; transform: none; }
  .capability-grid, .method-list { grid-template-columns: repeat(2, 1fr); }
  .signal-strip { grid-template-columns: repeat(2, 1fr); }
  .intro { grid-template-columns: 1fr; }
  .site-footer { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .site-header { min-height: 68px; }
  .site-nav { top: 68px; }
  .hero { padding-top: 4rem; }
  .hero h1 { font-size: clamp(2.9rem, 14vw, 4.8rem); }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .text-link { padding: .7rem 0; }
  .capability-grid, .work-grid, .team-list, .method-list { grid-template-columns: 1fr; }
  .person:nth-child(odd) { border-right: 0; }
  .person:nth-child(even) { padding-left: 0; }
  .signal-strip { margin-left: -24px; margin-right: -24px; }
  .section { padding-top: 4.5rem; padding-bottom: 4.5rem; }
  .project { min-height: 300px; }
}