@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --ink: #10223d;
  --ink-muted: #526176;
  --navy: #0b1b33;
  --blue: #2a64d6;
  --blue-dark: #1f50b1;
  --blue-pale: #e8efff;
  --canvas: #fbfcfe;
  --surface: #f2f5f9;
  --line: #dce3ed;
  --white: #ffffff;
  --shadow: 0 20px 60px rgba(20, 42, 79, 0.08);
  --radius: 16px;
  --container: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--canvas);
  font-family: 'Manrope', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

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

h1 {
  max-width: 800px;
  margin-bottom: 26px;
  font-size: clamp(3rem, 6.6vw, 6.25rem);
  font-weight: 700;
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2rem, 3.7vw, 3.75rem);
  font-weight: 700;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.35rem;
  font-weight: 700;
}

p {
  color: var(--ink-muted);
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.section {
  padding: 132px 0;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  transform: translateY(-150%);
  border-radius: 6px;
  color: var(--white);
  background: var(--navy);
  transition: transform 0.2s ease;
}

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

.site-header {
  position: absolute;
  z-index: 20;
  top: 0;
  right: 0;
  left: 0;
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-inner {
  min-height: 88px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  text-decoration: none;
}

.brand-mark {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  font-size: 0.88rem;
  font-weight: 600;
}

.site-nav a {
  text-decoration: none;
}

.site-nav > a:not(.nav-contact) {
  color: var(--ink-muted);
}

.site-nav > a:not(.nav-contact):hover,
.site-nav > a:not(.nav-contact):focus-visible {
  color: var(--blue);
}

.nav-contact {
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--ink);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.nav-contact:hover,
.nav-contact:focus-visible {
  border-color: var(--blue);
  background: var(--blue-pale);
}

.hero {
  min-height: min(810px, 100vh);
  padding-top: 180px;
  overflow: hidden;
  background:
    radial-gradient(circle at 88% 22%, rgba(62, 120, 225, 0.12), transparent 28rem),
    linear-gradient(140deg, #ffffff 0%, #f9fbfe 58%, #f0f5fd 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(350px, 0.8fr);
  align-items: center;
  gap: 7vw;
}

.eyebrow {
  margin-bottom: 18px;
  color: var(--blue);
  font-family: 'DM Mono', monospace;
  font-size: 0.73rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  line-height: 1.3;
  text-transform: uppercase;
}

.hero-intro {
  max-width: 650px;
  margin-bottom: 35px;
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 27px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 54px;
  padding: 13px 20px;
  border-radius: 7px;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  transition: background-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.button-primary {
  color: var(--white);
  background: var(--blue);
  box-shadow: 0 10px 20px rgba(42, 100, 214, 0.18);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--blue-dark);
  box-shadow: 0 13px 26px rgba(42, 100, 214, 0.26);
  transform: translateY(-2px);
}

.button span {
  font-size: 1.3rem;
  line-height: 1;
}

.text-link {
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

.text-link:hover,
.text-link:focus-visible {
  color: var(--blue);
}

.context-card {
  position: relative;
  min-height: 426px;
  padding: 27px;
  overflow: hidden;
  border: 1px solid rgba(191, 207, 231, 0.85);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.context-card::before {
  position: absolute;
  inset: 0;
  content: '';
  opacity: 0.75;
  background-image: linear-gradient(rgba(159, 180, 215, 0.16) 1px, transparent 1px), linear-gradient(90deg, rgba(159, 180, 215, 0.16) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.context-card-header,
.context-card > p {
  position: relative;
  z-index: 1;
}

.context-card-header {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--ink-muted);
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ea07a;
  box-shadow: 0 0 0 4px rgba(78, 160, 122, 0.12);
}

.context-map {
  position: relative;
  z-index: 1;
  height: 284px;
}

.map-node {
  position: absolute;
  display: grid;
  place-items: center;
  min-width: 78px;
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid #cbd9ee;
  border-radius: 7px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 6px 15px rgba(31, 69, 127, 0.08);
  font-size: 0.72rem;
  font-weight: 700;
}

.node-main {
  top: 109px;
  left: 50%;
  min-width: 70px;
  border-color: var(--blue);
  color: var(--white);
  background: var(--blue);
  transform: translateX(-50%);
}

.node-knowledge {
  top: 39px;
  left: 10%;
}

.node-people {
  right: 6%;
  bottom: 56px;
}

.node-tools {
  top: 41px;
  right: 3%;
}

.node-goals {
  bottom: 48px;
  left: 12%;
}

.map-line {
  position: absolute;
  z-index: -1;
  top: 127px;
  left: 50%;
  width: 41%;
  height: 1px;
  transform-origin: left center;
  background: #b8cbe7;
}

.line-one {
  transform: rotate(-151deg);
}

.line-two {
  transform: rotate(-29deg);
}

.line-three {
  transform: rotate(46deg);
}

.line-four {
  transform: rotate(140deg);
}

.context-card > p {
  max-width: 265px;
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.55;
}

.section-muted {
  background: var(--surface);
}

.statement {
  max-width: 850px;
}

.statement h2 {
  max-width: 770px;
}

.statement p:not(.eyebrow) {
  max-width: 700px;
  margin-bottom: 16px;
  font-size: 1.15rem;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 65px;
}

.section-heading > p:last-child {
  max-width: 690px;
  margin-bottom: 0;
  font-size: 1.08rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.service-card {
  min-height: 273px;
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background-color 0.2s ease;
}

.service-card:hover {
  background: var(--blue-pale);
}

.service-number {
  display: block;
  margin-bottom: 66px;
  color: var(--blue);
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
}

.service-card h3 {
  margin-bottom: 10px;
}

.service-card p {
  margin-bottom: 0;
  font-size: 0.92rem;
  line-height: 1.65;
}

.section-dark {
  color: var(--white);
  background: var(--navy);
}

.section-heading-light h2 {
  color: var(--white);
}

.approach-list {
  max-width: 900px;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.approach-list li {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 20px;
  padding: 31px 0 29px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.approach-list li > span {
  padding-top: 3px;
  color: #8aa7d7;
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
}

.approach-list h3 {
  margin-bottom: 8px;
  color: var(--white);
  font-size: 1.35rem;
}

.approach-list p {
  margin-bottom: 0;
  color: #b9c8dc;
}

.principles-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 9vw;
}

.principles-grid h2 {
  max-width: 480px;
}

.principles {
  border-top: 1px solid var(--line);
}

.principles > div {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  padding: 27px 0;
  border-bottom: 1px solid var(--line);
}

.principles h3,
.principles p {
  margin: 0;
}

.principles h3 {
  font-size: 1.1rem;
}

.principles p {
  font-size: 0.94rem;
}

.contact-section {
  padding: 0 0 100px;
  background: var(--canvas);
}

.contact-panel {
  padding: clamp(42px, 7vw, 86px);
  border-radius: var(--radius);
  background: #e5edfc;
}

.contact-panel h2 {
  max-width: 790px;
  margin-bottom: 19px;
}

.contact-panel > p:not(.eyebrow) {
  max-width: 640px;
  margin-bottom: 31px;
  font-size: 1.08rem;
}

.site-footer {
  padding: 37px 0;
  border-top: 1px solid var(--line);
  background: var(--white);
}

.footer-inner {
  gap: 24px;
}

.footer-brand .brand-mark {
  width: 32px;
  height: 32px;
}

.footer-details {
  flex: 1;
  text-align: center;
}

.footer-details p {
  margin: 0;
  font-size: 0.72rem;
  line-height: 1.65;
}

.footer-email {
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 700;
  text-decoration: none;
}

.footer-email:hover,
.footer-email:focus-visible {
  color: var(--blue);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid rgba(42, 100, 214, 0.42);
  outline-offset: 3px;
}

@media (max-width: 920px) {
  .section {
    padding: 96px 0;
  }

  .hero {
    min-height: auto;
    padding-top: 150px;
    padding-bottom: 90px;
  }

  .hero-grid,
  .principles-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 65px;
  }

  .context-card {
    max-width: 550px;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .principles-grid {
    gap: 42px;
  }
}

@media (max-width: 620px) {
  .container {
    width: min(calc(100% - 36px), var(--container));
  }

  .header-inner {
    min-height: 76px;
  }

  .site-nav {
    gap: 14px;
    font-size: 0.78rem;
  }

  .site-nav > a:not(.nav-contact) {
    display: none;
  }

  .brand {
    font-size: 1.15rem;
  }

  .brand-mark {
    width: 33px;
    height: 33px;
  }

  .hero {
    padding-top: 130px;
  }

  .section {
    padding: 74px 0;
  }

  .section-heading {
    margin-bottom: 42px;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: 0;
    padding: 25px;
  }

  .service-number {
    margin-bottom: 36px;
  }

  .approach-list li,
  .principles > div {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .approach-list li {
    padding: 25px 0;
  }

  .context-card {
    min-height: 393px;
    padding: 20px;
  }

  .node-knowledge {
    left: 0;
  }

  .node-tools {
    right: 0;
  }

  .node-goals {
    left: 2%;
  }

  .node-people {
    right: 0;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-details {
    text-align: left;
  }

  .contact-section {
    padding-bottom: 65px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}