:root {
  --bg: #0b1220;
  --bg-soft: #101a2c;
  --surface: #15233a;
  --surface-strong: #192a45;
  --line: #2a3d5b;
  --text: #f7f9fc;
  --muted: #a7b6cb;
  --blue: #08a9e6;
  --violet: #8450f4;
  --green: #40d69c;
  --orange: #ff7a59;
  --pink: #ed5278;
  --shell: min(1160px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.shell { width: var(--shell); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 100; transform: translateY(-160%); padding: 10px 14px; background: var(--text); color: var(--bg); border-radius: 8px; }
.skip-link:focus { transform: translateY(0); }

.site-header { position: sticky; top: 0; z-index: 30; border-bottom: 1px solid transparent; background: rgba(11,18,32,.82); backdrop-filter: blur(18px); transition: border-color .2s ease; }
.site-header.scrolled { border-color: rgba(87,111,148,.34); }
.nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 700; letter-spacing: -.02em; }
.brand-mark { display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid #49617f; border-radius: 10px; background: linear-gradient(135deg, #17304d, #1d2846); color: var(--green); font-size: 13px; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: .92rem; font-weight: 600; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--text); }
.nav-links .nav-cta { color: var(--text); border: 1px solid var(--line); border-radius: 9px; padding: 8px 14px; }
.menu-button { display: none; border: 0; background: transparent; padding: 8px; }
.menu-button span:not(.sr-only) { display: block; width: 22px; height: 2px; margin: 4px; background: var(--text); }

.hero { min-height: 690px; display: grid; grid-template-columns: 1.06fr .94fr; align-items: center; gap: 72px; padding-block: 90px 100px; }
.eyebrow { margin: 0 0 18px; color: #c0cee0; text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 700; }
.eyebrow span { display: inline-block; width: 26px; height: 2px; margin-right: 9px; vertical-align: middle; background: var(--green); }
h1, h2, h3, p { text-wrap: balance; }
h1 { margin: 0; max-width: 780px; font-size: clamp(3.1rem, 5.7vw, 5.4rem); line-height: 1.02; letter-spacing: -.055em; }
h1 em { color: var(--green); font-style: normal; }
.hero-lead { max-width: 680px; margin: 28px 0 0; color: var(--muted); font-size: 1.13rem; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 35px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 19px; border: 1px solid transparent; border-radius: 10px; text-decoration: none; font-size: .91rem; font-weight: 700; cursor: pointer; }
.button-primary { background: var(--green); color: #07150f; }
.button-primary:hover { background: #64e4b3; }
.button-secondary { border-color: var(--line); background: #101c2f; color: var(--text); }
.button-secondary:hover { border-color: #587092; }
.availability { margin: 18px 0 0; color: #778ca9; font-size: .82rem; }

.hero-system { position: relative; padding: 54px 38px 36px; border: 1px solid #314766; border-radius: 22px; background: radial-gradient(circle at 80% 0%, rgba(132,80,244,.14), transparent 32%), linear-gradient(145deg, #122139, #101a2b); box-shadow: 0 24px 80px rgba(0,0,0,.28); }
.system-label { position: absolute; top: 17px; left: 24px; color: #768ba8; letter-spacing: .14em; font-size: .67rem; font-weight: 800; }
.flow-node { display: flex; align-items: center; gap: 14px; min-height: 78px; padding: 14px 17px; border: 1px solid #355071; border-radius: 14px; background: #172842; }
.flow-node strong, .flow-node small { display: block; }
.flow-node strong { font-size: .95rem; }
.flow-node small { margin-top: 2px; color: #8fa2bd; font-size: .76rem; }
.control-node { border-color: rgba(132,80,244,.8); }
.action-node { border-color: rgba(64,214,156,.7); }
.node-dot { flex: 0 0 11px; width: 11px; height: 11px; border-radius: 50%; box-shadow: 0 0 18px currentColor; }
.blue { color: var(--blue); background: var(--blue); }
.violet { color: var(--violet); background: var(--violet); }
.green { color: var(--green); background: var(--green); }
.flow-line { height: 38px; display: grid; place-items: center; color: #617b9e; font-size: 1.35rem; }
.system-status { margin-top: 22px; color: #8fa2bd; font-size: .78rem; text-align: right; }
.system-status span { display: inline-block; width: 8px; height: 8px; margin-right: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px var(--green); }

.proof-strip { border-block: 1px solid rgba(75,99,133,.42); background: #0e1829; }
.proof-grid { display: grid; grid-template-columns: .7fr .7fr 1.2fr 1.8fr; }
.proof-grid > div { min-height: 112px; display: flex; flex-direction: column; justify-content: center; padding: 20px 28px; border-left: 1px solid rgba(75,99,133,.35); }
.proof-grid > div:last-child { border-right: 1px solid rgba(75,99,133,.35); }
.proof-grid strong { font-size: 1.22rem; }
.proof-grid span { color: #8195b0; font-size: .76rem; }

.section { padding-block: 118px; scroll-margin-top: 70px; }
.section-heading { display: grid; grid-template-columns: 1.25fr .75fr; align-items: end; gap: 70px; margin-bottom: 48px; }
.section-heading.compact { grid-template-columns: 1fr; }
.section-heading h2, .principles h2, .contact-card h2 { max-width: 770px; margin: 0; font-size: clamp(2.2rem, 4vw, 3.75rem); line-height: 1.12; letter-spacing: -.045em; }
.section-heading > p { margin: 0; color: var(--muted); }
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.project-card { display: flex; flex-direction: column; min-height: 560px; padding: 26px; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(155deg, #162740, #111d31); transition: transform .2s ease, border-color .2s ease; }
.project-card:hover { transform: translateY(-5px); }
.project-card.p1:hover { border-color: var(--orange); }
.project-card.p2:hover { border-color: var(--blue); }
.project-card.p3:hover { border-color: var(--violet); }
.project-topline { display: flex; justify-content: space-between; align-items: center; color: #8195b0; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }
.project-topline span:first-child { min-width: 40px; padding: 4px 9px; border-radius: 20px; text-align: center; color: white; font-weight: 800; }
.p1 .project-topline span:first-child { background: var(--orange); }
.p2 .project-topline span:first-child { background: var(--blue); }
.p3 .project-topline span:first-child { background: var(--violet); }
.project-card h3 { margin: 28px 0 15px; font-size: 1.52rem; line-height: 1.25; letter-spacing: -.025em; }
.project-card > p { margin: 0; color: var(--muted); font-size: .92rem; }
.project-card ul { margin: 24px 0; padding: 0; list-style: none; color: #c2cede; font-size: .84rem; }
.project-card li { position: relative; padding: 6px 0 6px 17px; }
.project-card li::before { content: ""; position: absolute; left: 0; top: 15px; width: 6px; height: 6px; border-radius: 50%; background: #55708f; }
.stack { display: flex; flex-wrap: wrap; gap: 7px; margin-top: auto; }
.stack span { padding: 5px 9px; border: 1px solid #314766; border-radius: 7px; color: #9fb0c7; background: #101c2f; font-size: .7rem; }
.card-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 25px; padding-top: 20px; border-top: 1px solid #2a3d5b; }
.card-actions a { color: var(--text); text-decoration: none; font-size: .83rem; font-weight: 700; }
.card-actions a:last-child { color: var(--green); }

.section-panel { background: #0e1829; border-block: 1px solid rgba(75,99,133,.38); }
.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.capability-grid > div { min-height: 250px; padding: 29px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.capability-grid > div > span { color: var(--green); font-size: .73rem; font-weight: 800; }
.capability-grid h3 { margin: 33px 0 10px; font-size: 1.12rem; }
.capability-grid p { margin: 0; color: var(--muted); font-size: .86rem; }

.principles { display: grid; grid-template-columns: .95fr 1.05fr; gap: 100px; }
.principles-copy > p:last-child { max-width: 570px; margin-top: 27px; color: var(--muted); }
.principle-list { border-top: 1px solid var(--line); }
.principle-list > div { display: grid; grid-template-columns: 54px 1fr; gap: 10px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.principle-list > div > span { color: var(--green); font-size: .75rem; font-weight: 800; }
.principle-list strong { font-size: 1rem; }
.principle-list p { margin: 5px 0 0; color: var(--muted); font-size: .84rem; }

.contact-section { padding: 45px 0 90px; }
.contact-card { display: grid; grid-template-columns: 1.2fr .8fr; gap: 70px; align-items: center; padding: 62px; border: 1px solid #355071; border-radius: 24px; background: radial-gradient(circle at 88% 20%, rgba(64,214,156,.12), transparent 32%), linear-gradient(145deg, #162740, #111c30); }
.contact-card p:not(.eyebrow) { color: var(--muted); }
.contact-actions { display: flex; flex-direction: column; align-items: stretch; gap: 11px; }
.copy-button { min-height: 44px; border: 1px solid var(--line); border-radius: 9px; background: transparent; color: var(--muted); font: inherit; font-size: .82rem; font-weight: 600; cursor: pointer; }
.copy-button:hover { color: var(--text); border-color: #577293; }
.social-links { display: flex; justify-content: center; gap: 22px; margin-top: 8px; }
.social-links a { color: #aebdd0; text-decoration: none; font-size: .81rem; font-weight: 600; }
.footer { display: flex; justify-content: space-between; gap: 20px; padding-block: 28px; border-top: 1px solid rgba(75,99,133,.32); color: #7085a2; font-size: .76rem; }

@media (max-width: 940px) {
  .hero { grid-template-columns: 1fr; min-height: auto; gap: 55px; padding-block: 90px; }
  .hero-copy { max-width: 760px; }
  .hero-system { max-width: 620px; width: 100%; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .project-grid { grid-template-columns: 1fr; }
  .project-card { min-height: 0; }
  .section-heading, .principles, .contact-card { grid-template-columns: 1fr; gap: 38px; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  :root { --shell: min(100% - 28px, 1160px); }
  .nav { min-height: 66px; }
  .menu-button { display: block; }
  .nav-links { position: absolute; top: 66px; left: 14px; right: 14px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 10px; border: 1px solid var(--line); border-radius: 12px; background: #111d30; box-shadow: 0 20px 50px rgba(0,0,0,.35); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px; }
  .nav-links .nav-cta { border: 0; padding: 12px; }
  h1 { font-size: clamp(2.65rem, 13vw, 4.1rem); }
  .hero { padding-block: 70px; }
  .hero-system { padding-inline: 18px; }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .proof-grid > div { min-height: 95px; padding: 16px; }
  .section { padding-block: 82px; }
  .section-heading { margin-bottom: 32px; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-grid > div { min-height: 210px; }
  .contact-card { padding: 32px 22px; }
  .contact-actions .button { font-size: .78rem; }
  .footer { flex-direction: column; }
}

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