:root {
  color-scheme: dark;
  --obsidian: #111318;
  --slate: #1d2430;
  --graphite: #2d3748;
  --silver: #c7cdd6;
  --white: #f8fafc;
  --cyan: #0f766e;
  --blue: #2563eb;
  --muted: rgba(199, 205, 214, 0.72);
  --line: rgba(199, 205, 214, 0.12);
  --line-strong: rgba(199, 205, 214, 0.22);
  --max: 1280px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--obsidian);
  color: var(--white);
  font-family: var(--font-sans);
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

a {
  color: inherit;
  text-decoration: none;
}

.background-layers {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.background-layers span {
  position: absolute;
  display: block;
}

.background-layers span:nth-child(1) {
  top: -20rem;
  left: 50%;
  width: 42rem;
  height: 42rem;
  border-radius: 50%;
  background: rgba(15, 118, 110, 0.16);
  filter: blur(68px);
  transform: translateX(-50%);
}

.background-layers span:nth-child(2) {
  top: 18rem;
  right: -14rem;
  width: 34rem;
  height: 34rem;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.14);
  filter: blur(68px);
}

.background-layers span:nth-child(3) {
  inset: 0;
  background:
    linear-gradient(rgba(248, 250, 252, 0.052) 1px, transparent 1px),
    linear-gradient(90deg, rgba(248, 250, 252, 0.052) 1px, transparent 1px);
  background-size: 64px 64px;
}

.site-shell {
  position: relative;
  z-index: 1;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
  padding: 24px 0;
}

.brand,
.site-nav,
.hero-actions,
.contact-actions,
.site-footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 14px;
}

.brand-mark {
  position: relative;
  display: grid;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(199, 205, 214, 0.2);
  border-radius: 18px;
  background: var(--slate);
  box-shadow: 0 14px 24px rgba(0, 0, 0, 0.22);
  place-items: center;
}

.brand-mark svg {
  width: 35px;
  height: 35px;
}

.mark-link,
.mark-flow,
.mark-node {
  vector-effect: non-scaling-stroke;
}

.mark-link {
  fill: none;
  stroke: var(--white);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.8;
}

.mark-flow {
  fill: none;
  stroke: rgba(199, 205, 214, 0.24);
  stroke-dasharray: 1.4 4.4;
  stroke-linecap: round;
  stroke-width: 0.8;
}

.mark-node {
  fill: var(--slate);
  stroke: var(--silver);
  stroke-width: 1.25;
}

.mark-accent {
  stroke: var(--cyan);
}

.brand-word {
  color: var(--white);
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.site-nav {
  gap: 32px;
  color: var(--silver);
  font-size: 0.95rem;
}

.site-nav a {
  transition: color 160ms ease;
}

.site-nav a:hover {
  color: var(--white);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 20px;
  border-radius: 999px;
  background: var(--white);
  color: var(--obsidian);
  font-size: 0.9rem;
  font-weight: 500;
  transition: background 160ms ease, transform 160ms ease;
}

.header-cta:hover,
.button:hover {
  transform: translateY(-1px);
}

.header-cta:hover,
.button.primary:hover {
  background: var(--silver);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(29, 36, 48, 0.7);
  color: var(--white);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1px;
  margin: 5px auto;
  background: currentColor;
}

.hero {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  gap: 48px;
  align-items: center;
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
  padding: 64px 0 128px;
}

.hero-content {
  animation: fadeUp 560ms ease-out both;
}

.eyebrow {
  display: inline-flex;
  margin: 0 0 18px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.hero .eyebrow {
  margin-bottom: 20px;
  padding: 8px 16px;
  border: 1px solid rgba(199, 205, 214, 0.15);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--silver);
}

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

h1 {
  max-width: 760px;
  margin-bottom: 28px;
  color: var(--white);
  font-size: 4.5rem;
  font-weight: 600;
  line-height: 0.98;
}

h2 {
  margin-bottom: 0;
  font-size: 3rem;
  font-weight: 600;
  line-height: 1.04;
}

h3 {
  margin-bottom: 0;
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 500;
}

.hero-copy {
  max-width: 660px;
  margin-bottom: 40px;
  color: var(--silver);
  font-size: 1.2rem;
  line-height: 1.7;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.button.primary {
  background: var(--white);
  color: var(--obsidian);
}

.button.secondary {
  border-color: rgba(199, 205, 214, 0.2);
  background: transparent;
  color: var(--white);
}

.button.secondary:hover {
  background: rgba(255, 255, 255, 0.05);
}

.system-frame {
  padding: 16px;
  border: 1px solid rgba(199, 205, 214, 0.12);
  border-radius: 32px;
  background: rgba(29, 36, 48, 0.75);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(16px);
  animation: scaleIn 720ms ease-out 80ms both;
}

.system-panel {
  min-height: 450px;
  overflow: hidden;
  border: 1px solid rgba(199, 205, 214, 0.1);
  border-radius: 24px;
  background: #111318;
}

.panel-topline {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 24px 0;
}

.panel-topline span:first-child {
  display: block;
  color: rgba(199, 205, 214, 0.7);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.panel-topline p {
  margin: 10px 0 0;
  color: var(--silver);
  font-size: 0.9rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  min-height: 28px;
  padding: 0 13px;
  border: 1px solid rgba(15, 118, 110, 0.35);
  border-radius: 999px;
  background: rgba(15, 118, 110, 0.1);
  color: #7dd3c7;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: lowercase;
}

.network-map {
  position: relative;
  width: min(100%, 440px);
  height: 320px;
  margin: 8px auto 18px;
}

.systems-links {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.link,
.link-pulse {
  fill: none;
  vector-effect: non-scaling-stroke;
}

.link {
  stroke: rgba(199, 205, 214, 0.2);
  stroke-width: 1;
}

.link-pulse {
  stroke: var(--cyan);
  stroke-dasharray: 38 440;
  stroke-linecap: square;
  stroke-width: 1.7;
  opacity: 0.78;
  animation: nodePulse 4.8s linear infinite;
  filter: drop-shadow(0 0 5px rgba(15, 118, 110, 0.6));
}

.pulse-2 {
  animation-delay: 0.5s;
}

.pulse-3 {
  animation-delay: 1s;
}

.pulse-4 {
  animation-delay: 1.5s;
}

.pulse-5 {
  animation-delay: 2s;
}

.systems-core {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 112px;
  height: 112px;
  border: 1px solid rgba(199, 205, 214, 0.2);
  border-radius: 50%;
  background: var(--slate);
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.38);
  place-items: center;
  transform: translate(-50%, -50%);
}

.systems-core::before,
.systems-core::after {
  position: absolute;
  content: "";
  background: rgba(199, 205, 214, 0.12);
}

.systems-core::before {
  width: 100%;
  height: 1px;
}

.systems-core::after {
  width: 1px;
  height: 100%;
}

.core-ring {
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(15, 118, 110, 0.38);
  border-top-color: rgba(248, 250, 252, 0.82);
  border-radius: 50%;
  animation: coreSpin 8s linear infinite;
}

.core-ring.delay {
  inset: 28px;
  animation-duration: 5.8s;
  animation-direction: reverse;
}

.core-dot {
  z-index: 2;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 0 0 8px rgba(248, 250, 252, 0.05);
}

.system-node {
  position: absolute;
  z-index: 3;
  min-width: 128px;
  padding: 14px 16px;
  border: 1px solid rgba(199, 205, 214, 0.14);
  border-radius: 16px;
  background: var(--slate);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.28);
  transition: border-color 180ms ease, transform 180ms ease, background 180ms ease;
}

.system-node i {
  display: block;
  width: 8px;
  height: 8px;
  margin-bottom: 10px;
  border-radius: 50%;
  background: var(--cyan);
  animation: nodeBeacon 2.4s ease-in-out infinite;
}

.system-node span {
  color: var(--silver);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.system-node.is-active {
  border-color: rgba(15, 118, 110, 0.58);
  background: #243044;
  transform: translateY(-3px);
}

.system-node.is-active span {
  color: var(--white);
}

.node-infra {
  top: 54px;
  left: 8%;
}

.node-reliability {
  top: 72px;
  right: 4%;
}

.node-kubernetes {
  bottom: 48px;
  left: 5%;
}

.node-security {
  right: 10%;
  bottom: 18px;
}

.node-advisory {
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
}

.node-advisory.is-active {
  transform: translate(-50%, -3px);
}

.section {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
  padding: 80px 0;
}

.section-intro {
  max-width: 680px;
}

.section-copy {
  max-width: 680px;
  margin: 20px 0 0;
  color: var(--silver);
  font-size: 1.1rem;
  line-height: 1.75;
}

.capability-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}

.capability-list article {
  min-height: 250px;
  padding: 24px;
  border: 1px solid rgba(199, 205, 214, 0.1);
  border-radius: 24px;
  background: rgba(29, 36, 48, 0.55);
  box-shadow: 0 18px 32px rgba(0, 0, 0, 0.15);
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.capability-list article:hover,
.capability-list article.is-active {
  border-color: rgba(199, 205, 214, 0.25);
  background: rgba(29, 36, 48, 0.85);
  transform: translateY(-2px);
}

.capability-list p {
  margin: 12px 0 0;
  color: var(--silver);
  line-height: 1.7;
}

.cap-icon {
  position: relative;
  display: grid;
  width: 44px;
  height: 44px;
  margin-bottom: 24px;
  border: 1px solid rgba(199, 205, 214, 0.15);
  border-radius: 16px;
  background: var(--obsidian);
  place-items: center;
}

.cap-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: var(--silver);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.expertise-section > div {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(580px, 1.12fr);
  gap: 56px;
  align-items: start;
}

.expertise-section .section-heading {
  max-width: 500px;
}

.expertise-section .eyebrow {
  margin-bottom: 22px;
}

.expertise-section h2 {
  font-size: 3.35rem;
  line-height: 0.98;
}

.expertise-panel {
  padding: 36px 32px;
  border: 1px solid rgba(199, 205, 214, 0.1);
  border-radius: 32px;
  background: rgba(29, 36, 48, 0.5);
}

.expertise-panel p {
  max-width: 660px;
  margin-bottom: 0;
  color: var(--silver);
  font-size: 1.12rem;
  line-height: 1.78;
}

.expertise-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 34px;
}

.expertise-list span {
  position: relative;
  min-height: 46px;
  padding: 13px 16px 13px 44px;
  border: 1px solid rgba(199, 205, 214, 0.1);
  border-radius: 15px;
  background: rgba(17, 19, 24, 0.55);
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 400;
}

.expertise-list span::before {
  position: absolute;
  top: 16px;
  left: 16px;
  width: 13px;
  height: 13px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  content: "";
}

.expertise-list span::after {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 5px;
  height: 3px;
  border-bottom: 1px solid var(--cyan);
  border-left: 1px solid var(--cyan);
  content: "";
  transform: rotate(-45deg);
}

.approach-card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  padding: 56px;
  border: 1px solid rgba(199, 205, 214, 0.1);
  border-radius: 36px;
  background: var(--white);
  color: var(--obsidian);
}

.approach-card .eyebrow {
  color: var(--cyan);
}

.approach-card h2 {
  color: var(--obsidian);
}

.approach-stack {
  display: grid;
  gap: 16px;
}

.approach-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  border: 1px solid rgba(17, 19, 24, 0.1);
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 8px 18px rgba(17, 19, 24, 0.06);
}

.approach-item span {
  display: grid;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--obsidian);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  place-items: center;
}

.approach-item p {
  margin-bottom: 0;
  padding-top: 4px;
  color: var(--graphite);
  line-height: 1.65;
}

.contact-section {
  padding-top: 96px;
  padding-bottom: 96px;
}

.contact-inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.contact-inner h2 {
  font-size: 4rem;
}

.contact-inner p:not(.eyebrow) {
  margin: 24px 0 0;
  color: var(--silver);
  font-size: 1.1rem;
  line-height: 1.75;
}

.contact-inner .eyebrow {
  color: var(--cyan);
}

.contact-actions {
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 36px;
}

.site-link {
  color: var(--silver);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  transition: color 160ms ease;
}

.site-link:hover {
  color: var(--white);
}

.site-footer {
  width: 100%;
  border-top: 1px solid rgba(199, 205, 214, 0.1);
}

.site-footer div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
  padding: 32px 0;
  color: var(--silver);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0;
}

.site-footer p:last-child {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.97);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes nodePulse {
  to {
    stroke-dashoffset: -478;
  }
}

@keyframes coreSpin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes nodeBeacon {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(15, 118, 110, 0.38);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(15, 118, 110, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (max-width: 1060px) {
  .hero,
  .expertise-section > div,
  .approach-card {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .site-header,
  .hero,
  .section,
  .site-footer {
    width: min(100% - 32px, var(--max));
  }

  .site-nav {
    position: fixed;
    top: 76px;
    right: 16px;
    left: 16px;
    z-index: 30;
    display: grid;
    gap: 0;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 20px;
    background: rgba(17, 19, 24, 0.96);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 160ms ease, transform 160ms ease;
  }

  .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav a {
    padding: 14px;
  }

  .nav-toggle {
    display: block;
  }

  .header-cta {
    display: none;
  }

  h1 {
    font-size: 3.6rem;
  }

  h2,
  .contact-inner h2 {
    font-size: 2.5rem;
  }

  .hero {
    padding: 48px 0 84px;
  }

  .capability-list,
  .expertise-list {
    grid-template-columns: 1fr;
  }

  .approach-card {
    padding: 28px;
    border-radius: 28px;
  }

  .site-footer {
    width: 100%;
  }

  .site-footer div {
    align-items: flex-start;
    flex-direction: column;
    width: min(100% - 32px, var(--max));
  }
}

@media (max-width: 520px) {
  h1 {
    font-size: 3rem;
  }

  .button,
  .hero-actions {
    width: 100%;
  }

  .system-frame {
    padding: 10px;
    border-radius: 26px;
  }

  .system-panel {
    min-height: 500px;
  }

  .network-map {
    height: 390px;
  }

  .system-node {
    min-width: 112px;
    padding: 12px;
  }

  .node-infra {
    left: 0;
  }

  .node-reliability {
    right: 0;
  }

  .node-kubernetes {
    left: 0;
  }

  .node-security {
    right: 0;
  }
}