:root {
  --ink: #101218;
  --ink-soft: #555d6b;
  --paper: #f6f7fa;
  --white: #ffffff;
  --line: #dfe3ea;
  --blue: #1547ff;
  --blue-dark: #0b2dbd;
  --lime: #d9ff57;
  --navy: #0a1230;
  --radius: 1.25rem;
  --shadow: 0 24px 70px rgba(14, 21, 46, 0.12);
  --max: 1180px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.65rem 1rem;
  background: var(--ink);
  color: white;
  border-radius: 0.5rem;
  transform: translateY(-150%);
}

.skip-link:focus { transform: translateY(0); }

.container {
  width: min(calc(100% - 2.5rem), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(223, 227, 234, 0.8);
  background: rgba(246, 247, 250, 0.92);
  backdrop-filter: blur(18px);
}

.nav-wrap {
  min-height: 5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.035em;
  font-size: 1.18rem;
}

.brand-mark {
  width: 2.15rem;
  height: 2.15rem;
  display: grid;
  place-items: center;
  border-radius: 0.65rem;
  background: var(--ink);
  color: var(--lime);
  font-size: 0.92rem;
  letter-spacing: -0.08em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.main-nav a {
  color: #313746;
  text-decoration: none;
  font-weight: 650;
  font-size: 0.93rem;
}

.main-nav a:hover,
.main-nav a:focus-visible { color: var(--blue); }

.nav-cta {
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: var(--ink);
  color: white !important;
}

.menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  color: var(--ink);
  padding: 0.5rem;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 1.6rem;
  height: 2px;
  margin: 0.3rem;
  background: currentColor;
}

.menu-toggle .visually-hidden { margin: -1px !important; }

.hero {
  position: relative;
  overflow: hidden;
  padding: 6.5rem 0 5rem;
  background:
    radial-gradient(circle at 85% 18%, rgba(21, 71, 255, 0.16), transparent 27rem),
    linear-gradient(180deg, #ffffff 0%, var(--paper) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(20rem, 0.85fr);
  gap: clamp(3rem, 7vw, 6.5rem);
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1.4rem;
  color: var(--blue-dark);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 800;
  font-size: 0.75rem;
}

.eyebrow::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 0.35rem rgba(21, 71, 255, 0.12);
}

h1, h2, h3 {
  margin-top: 0;
  line-height: 1.08;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 12ch;
  margin-bottom: 1.5rem;
  font-size: clamp(3.5rem, 7vw, 6.7rem);
  font-weight: 850;
}

h1 .accent { color: var(--blue); }

.hero-copy {
  max-width: 43rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(1.13rem, 2vw, 1.35rem);
  line-height: 1.55;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
  margin-top: 2.2rem;
}

.button {
  min-height: 3.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  padding: 0.82rem 1.2rem;
  border: 1px solid transparent;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 760;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--blue); color: white; }
.button-primary:hover { background: var(--blue-dark); }
.button-secondary { border-color: var(--line); background: white; }
.button-secondary:hover { border-color: #b8c0cd; }
.button-dark { background: var(--ink); color: white; }

.micro-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.5rem;
  margin-top: 2rem;
  padding: 0;
  list-style: none;
  color: #666e7b;
  font-size: 0.88rem;
  font-weight: 650;
}

.micro-facts li { display: flex; align-items: center; gap: 0.55rem; }
.micro-facts li::before { content: ""; width: 0.35rem; height: 0.35rem; border-radius: 50%; background: var(--blue); }

.system-panel {
  position: relative;
  min-height: 31rem;
  padding: 1.35rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 2rem;
  color: white;
  background: var(--navy);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.system-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 2.5rem 2.5rem;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.panel-top {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0.25rem 1.25rem;
  color: #cad1e7;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.55rem;
  border: 1px solid rgba(217,255,87,.35);
  border-radius: 999px;
  color: var(--lime);
  background: rgba(217,255,87,.08);
}

.workflow {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0.75rem;
}

.workflow-card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 1rem;
  background: rgba(255,255,255,.07);
  backdrop-filter: blur(10px);
}

.workflow-card + .workflow-card::before {
  content: "";
  position: absolute;
  top: -0.8rem;
  left: 2.05rem;
  width: 1px;
  height: 0.8rem;
  background: rgba(217,255,87,.6);
}

.node {
  width: 2.1rem;
  height: 2.1rem;
  display: grid;
  place-items: center;
  border-radius: 0.65rem;
  background: var(--lime);
  color: var(--navy);
  font-weight: 850;
  font-size: 0.75rem;
}

.workflow-card strong { display: block; font-size: 0.95rem; }
.workflow-card small { display: block; color: #aeb8d3; font-size: 0.78rem; }
.workflow-tag { color: var(--lime); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.08em; }

.panel-result {
  position: relative;
  z-index: 1;
  margin-top: 1.1rem;
  padding: 1.15rem;
  border-radius: 1rem;
  background: var(--blue);
}

.panel-result small { color: #d7e0ff; text-transform: uppercase; letter-spacing: .08em; font-weight: 750; }
.panel-result p { margin: .35rem 0 0; font-weight: 760; line-height: 1.35; }

.section { padding: clamp(4.5rem, 8vw, 7.5rem) 0; }
.section-white { background: white; }
.section-dark { background: var(--ink); color: white; }
.section-blue { background: var(--blue); color: white; }

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr);
  gap: 3rem;
  align-items: end;
  margin-bottom: 3rem;
}

.section-heading h2 {
  margin-bottom: 0;
  max-width: 13ch;
  font-size: clamp(2.45rem, 5vw, 4.7rem);
}

.section-heading p {
  max-width: 42rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.1rem;
}

.section-dark .section-heading p { color: #b9bfca; }
.section-dark .eyebrow { color: var(--lime); }
.section-dark .eyebrow::before { background: var(--lime); box-shadow: 0 0 0 .35rem rgba(217,255,87,.12); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.service-card {
  min-height: 18rem;
  padding: clamp(1.5rem, 3vw, 2.3rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.service-number {
  color: var(--blue);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.1em;
}

.service-card h3 { margin: 2rem 0 0.85rem; font-size: clamp(1.45rem, 3vw, 2rem); }
.service-card p { margin: 0; color: var(--ink-soft); max-width: 37rem; }

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  counter-reset: step;
}

.process-step {
  position: relative;
  padding: 2rem;
  border: 1px solid #30343e;
  border-radius: var(--radius);
  background: #151820;
}

.process-step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: inline-block;
  margin-bottom: 4.5rem;
  color: var(--lime);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  font-weight: 850;
}

.process-step h3 { margin-bottom: 0.8rem; font-size: 1.65rem; }
.process-step p { margin: 0; color: #b9bfca; }

.engagements {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 1rem;
  margin-top: 1rem;
}

.engagement-main,
.engagement-side {
  padding: clamp(2rem, 4vw, 3rem);
  border-radius: var(--radius);
}

.engagement-main { background: var(--lime); color: var(--ink); }
.engagement-side { border: 1px solid #30343e; background: #151820; }
.engagement-main h3, .engagement-side h3 { font-size: 2rem; }
.engagement-main p, .engagement-side p { max-width: 42rem; }
.engagement-side p { color: #b9bfca; }

.client-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 7vw, 6rem);
  align-items: start;
}

.client-grid h2 { font-size: clamp(2.5rem, 5vw, 4.7rem); max-width: 12ch; }
.client-copy > p { color: var(--ink-soft); font-size: 1.12rem; }

.client-list {
  display: grid;
  gap: 0;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.client-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
}

.client-list span { color: var(--blue); }

.about-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  padding: clamp(2rem, 5vw, 4.5rem);
  border-radius: 2rem;
  color: white;
  background: var(--navy);
  box-shadow: var(--shadow);
}

.about-card h2 { max-width: 11ch; font-size: clamp(2.4rem, 4.5vw, 4.2rem); }
.about-card p { color: #c4cbe0; }

.company-facts {
  margin: 0;
  display: grid;
  gap: 1rem;
}

.company-facts div {
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255,255,255,.14);
}

.company-facts dt { color: #8792b3; font-size: 0.76rem; text-transform: uppercase; letter-spacing: .1em; font-weight: 750; }
.company-facts dd { margin: .3rem 0 0; font-weight: 700; }

.cta-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}

.cta-panel h2 { margin: 0; max-width: 14ch; font-size: clamp(2.6rem, 5vw, 4.8rem); }
.cta-panel p { max-width: 40rem; margin: 1rem 0 0; color: #dbe3ff; }

.site-footer {
  padding: 3.5rem 0 2rem;
  color: #bac0cc;
  background: #0b0d12;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.footer-brand { color: white; }
.footer-note { max-width: 30rem; margin: 1.1rem 0 0; color: #8e96a5; }
.footer-links { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 2rem; }
.footer-links a { color: white; text-decoration: none; font-weight: 650; }
.footer-links a:hover { color: var(--lime); }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; padding-top: 1.5rem; border-top: 1px solid #242832; font-size: .83rem; }

.page-hero {
  padding: 6rem 0 4rem;
  background: white;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 { max-width: 15ch; font-size: clamp(3rem, 6vw, 5.7rem); }
.page-hero p { max-width: 45rem; margin: 0; color: var(--ink-soft); font-size: 1.2rem; }

.content-shell {
  width: min(calc(100% - 2.5rem), 800px);
  margin-inline: auto;
  padding: 4rem 0 6rem;
}

.legal-copy h2 { margin: 3rem 0 .8rem; font-size: 1.75rem; }
.legal-copy h3 { margin: 2rem 0 .6rem; font-size: 1.25rem; letter-spacing: -.02em; }
.legal-copy p, .legal-copy li { color: #414856; }
.legal-copy ul { padding-left: 1.25rem; }
.legal-meta { margin-bottom: 2.5rem; padding: 1rem 1.2rem; border-left: 3px solid var(--blue); background: white; color: var(--ink-soft); }

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
  gap: clamp(2rem, 7vw, 6rem);
  align-items: start;
}

.contact-side { position: sticky; top: 7.5rem; }
.contact-side h2 { font-size: clamp(2.2rem, 4vw, 3.7rem); }
.contact-side p { color: var(--ink-soft); }
.contact-detail { margin-top: 2rem; padding-top: 1.25rem; border-top: 1px solid var(--line); }
.contact-detail small { display: block; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .08em; font-weight: 750; }
.contact-detail a { display: inline-block; margin-top: .4rem; color: var(--blue); font-weight: 760; text-decoration: none; }

.contact-form {
  display: grid;
  gap: 1rem;
  padding: clamp(1.4rem, 4vw, 2.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  box-shadow: 0 16px 50px rgba(14,21,46,.06);
}

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { display: grid; gap: .4rem; }
.field label { font-weight: 720; font-size: .9rem; }
.field input, .field textarea, .field select {
  width: 100%;
  min-height: 3.2rem;
  padding: .75rem .85rem;
  border: 1px solid #cfd5df;
  border-radius: .7rem;
  color: var(--ink);
  background: white;
}

.field textarea { min-height: 10rem; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { outline: 3px solid rgba(21,71,255,.14); border-color: var(--blue); }
.checkbox { display: grid; grid-template-columns: auto 1fr; gap: .7rem; align-items: start; font-size: .86rem; color: var(--ink-soft); }
.checkbox input { margin-top: .28rem; }
.hidden-field { position: absolute; left: -9999px; }
.form-note { margin: 0; color: var(--ink-soft); font-size: .82rem; }
.form-submit { border: 0; cursor: pointer; }

.success-card {
  max-width: 44rem;
  margin: 7rem auto;
  padding: clamp(2rem, 5vw, 4rem);
  border-radius: 2rem;
  color: white;
  background: var(--navy);
  box-shadow: var(--shadow);
  text-align: center;
}
.success-card .eyebrow { color: var(--lime); }
.success-card h1 { max-width: none; font-size: clamp(2.5rem, 6vw, 4.5rem); }
.success-card p { color: #c4cbe0; }

@media (max-width: 900px) {
  .hero-grid, .section-heading, .client-grid, .about-card, .contact-layout { grid-template-columns: 1fr; }
  .hero { padding-top: 4.5rem; }
  .system-panel { min-height: auto; max-width: 38rem; }
  .section-heading { gap: 1rem; }
  .process-grid { grid-template-columns: 1fr; }
  .process-step::before { margin-bottom: 2.5rem; }
  .contact-side { position: static; }
}

@media (max-width: 720px) {
  .container, .content-shell { width: min(calc(100% - 1.5rem), var(--max)); }
  .menu-toggle { display: block; }
  .main-nav {
    position: absolute;
    top: 5rem;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: .75rem 1.25rem 1.25rem;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
  }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: .8rem 0; }
  .nav-cta { margin-top: .4rem; text-align: center; }
  h1 { font-size: clamp(3rem, 15vw, 4.5rem); }
  .services-grid, .engagements, .footer-grid, .cta-panel { grid-template-columns: 1fr; }
  .service-card { min-height: 15rem; }
  .footer-links { margin-top: 1rem; }
  .footer-bottom { flex-direction: column; }
  .field-row { grid-template-columns: 1fr; }
}

@media (max-width: 430px) {
  .workflow-card { grid-template-columns: auto 1fr; }
  .workflow-tag { grid-column: 2; }
  .micro-facts { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}