* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #090b10;
  --panel: #10141c;
  --panel-2: #151a24;
  --text: #f5f7fb;
  --muted: #aab2c0;
  --line: rgba(255,255,255,0.09);
  --accent: #42f58d;
  --accent-2: #22c96c;
}

html { scroll-behavior: smooth; }

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(66,245,141,0.08), transparent 34%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
.container { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(9,11,16,0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-weight: 900;
  letter-spacing: 0.16em;
  font-size: 0.95rem;
}

.nav-links {
  display: flex;
  gap: 28px;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav-links a:hover { color: var(--text); }

.menu-toggle {
  display: none;
  background: none;
  border: 0;
  color: white;
  font-size: 1.5rem;
}

.hero {
  min-height: 82vh;
  display: grid;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 64px;
  align-items: center;
  padding: 96px 0;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  margin-bottom: 18px;
}

h1 {
  font-size: clamp(3.4rem, 8vw, 7.5rem);
  line-height: 0.92;
  letter-spacing: -0.055em;
  max-width: 900px;
}

h2 {
  font-size: clamp(2.3rem, 5vw, 4.6rem);
  line-height: 1;
  letter-spacing: -0.045em;
}

h3 {
  font-size: 1.35rem;
  margin-bottom: 10px;
}

.hero-copy {
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 620px;
  margin-top: 28px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.button {
  padding: 14px 22px;
  border-radius: 10px;
  font-weight: 800;
  border: 1px solid var(--line);
}

.button.primary {
  background: var(--accent);
  color: #04150b;
  border-color: transparent;
}

.button.primary:hover { background: var(--accent-2); }
.button.secondary:hover { background: rgba(255,255,255,0.05); }

.hero-card {
  min-height: 390px;
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  border-radius: 24px;
  padding: 34px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
  box-shadow: 0 25px 80px rgba(0,0,0,0.25);
}

.hero-card p {
  font-size: 1.35rem;
  font-weight: 800;
  border-top: 1px solid var(--line);
  padding: 13px 0;
}

.signal {
  position: absolute;
  height: 2px;
  background: var(--accent);
  opacity: 0.75;
  transform-origin: left center;
}

.signal-1 { width: 170px; top: 85px; left: 25px; transform: rotate(-18deg); }
.signal-2 { width: 130px; top: 130px; left: 130px; transform: rotate(27deg); }
.signal-3 { width: 190px; top: 175px; left: 85px; transform: rotate(-12deg); }

.section { padding: 110px 0; }
.dark-panel { background: var(--panel); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.split {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 80px;
}

.copy {
  color: var(--muted);
  font-size: 1.08rem;
}

.copy p + p { margin-top: 20px; }

.cards {
  margin-top: 50px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.card, .project {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
}

.card span {
  color: var(--accent);
  font-weight: 900;
  font-size: 0.8rem;
}

.card h3 { margin-top: 32px; }
.card p, .project p { color: var(--muted); }

.project-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 18px;
}

.project.feature {
  min-height: 310px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  background:
    linear-gradient(145deg, rgba(66,245,141,0.12), rgba(255,255,255,0.02)),
    var(--panel-2);
}

.project-tag {
  color: var(--accent) !important;
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.13em;
  margin-bottom: 16px;
}

.project-mark {
  width: 90px;
  height: 90px;
  border: 1px solid rgba(66,245,141,0.35);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 1.4rem;
  color: var(--accent);
}

.contact { text-align: center; }
.contact h2 { max-width: 760px; margin: 0 auto; }
.contact-copy { max-width: 600px; margin: 22px auto 0; color: var(--muted); }
.contact .hero-actions { justify-content: center; }

.disclaimer {
  padding: 32px 0;
  border-top: 1px solid var(--line);
  color: #7d8796;
  font-size: 0.82rem;
}

footer {
  border-top: 1px solid var(--line);
  padding: 30px 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

@media (max-width: 850px) {
  .hero-grid, .split, .project-grid { grid-template-columns: 1fr; }
  .hero-grid { gap: 38px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .hero-card { min-height: 320px; }
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #0b0e14;
    border-bottom: 1px solid var(--line);
    padding: 22px;
    flex-direction: column;
  }
  .nav-links.open { display: flex; }
  .menu-toggle { display: block; }
}

@media (max-width: 560px) {
  .container { width: min(100% - 28px, 1120px); }
  .hero-grid { padding: 72px 0; }
  .section { padding: 78px 0; }
  .cards { grid-template-columns: 1fr; }
  .footer-row { flex-direction: column; }
  h1 { font-size: clamp(3rem, 18vw, 5.2rem); }
}