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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #f5f7fb;
  background: #07090d;
  line-height: 1.6;
}

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

.navbar {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 25px;
  font-weight: 800;
  letter-spacing: -1px;
}

.logo span {
  opacity: .55;
}

.nav-links {
  display: flex;
  gap: 34px;
  color: #9ba2af;
  font-size: 14px;
}

.nav-links a:hover {
  color: #fff;
}

.nav-button, .primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  color: #080a0e;
  font-weight: 700;
  border-radius: 9px;
  padding: 11px 18px;
  transition: .2s ease;
}

.nav-button:hover, .primary-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(255,255,255,.12);
}

.hero {
  width: min(1120px, calc(100% - 40px));
  min-height: 680px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: 70px;
  padding: 70px 0 100px;
}

.badge {
  display: inline-block;
  color: #b8c0ce;
  background: #11151c;
  border: 1px solid #242a34;
  padding: 7px 12px;
  border-radius: 100px;
  font-size: 12px;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(48px, 6vw, 76px);
  line-height: .98;
  letter-spacing: -4px;
  max-width: 700px;
}

.hero h1 span {
  color: #8d96a5;
}

.hero-content > p {
  color: #929aa8;
  font-size: 17px;
  max-width: 570px;
  margin: 27px 0;
}

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

.secondary-button {
  padding: 11px 18px;
  border: 1px solid #292f39;
  border-radius: 9px;
  color: #c6ccd5;
}

.secondary-button:hover {
  border-color: #525b68;
}

.trusted {
  display: flex;
  gap: 22px;
  margin-top: 28px;
  color: #646d7b;
  font-size: 12px;
}

.hero-card {
  min-height: 390px;
  border: 1px solid #262c36;
  background: radial-gradient(circle at 50% 10%, #1b2029, #0c0f14 60%);
  border-radius: 20px;
  padding: 25px;
  box-shadow: 0 30px 80px rgba(0,0,0,.45);
  position: relative;
  overflow: hidden;
}

.window-top {
  display: flex;
  gap: 7px;
}

.window-top span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #39404b;
}

.ai-icon {
  width: 70px;
  height: 70px;
  display: grid;
  place-items: center;
  margin: 60px auto 18px;
  border: 1px solid #303743;
  border-radius: 20px;
  font-size: 30px;
}

.small-label {
  text-align: center;
  font-size: 10px;
  color: #737d8d;
  letter-spacing: 2px;
}

.hero-card h3 {
  text-align: center;
  font-size: 27px;
  margin: 3px 0 28px;
}

.prompt, .response {
  border: 1px solid #282e38;
  background: #10141a;
  border-radius: 10px;
  padding: 13px;
  color: #858e9c;
  font-size: 12px;
}

.response {
  margin-top: 10px;
}

.line {
  height: 7px;
  background: #343b47;
  border-radius: 10px;
  margin: 8px 0;
}

.line.long { width: 85%; }
.line.medium { width: 65%; }
.line.short { width: 42%; }

.features, .about, .cta {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.features {
  padding: 100px 0;
}

.eyebrow {
  color: #727b89;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.section-heading h2, .about h2, .cta h2 {
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.08;
  letter-spacing: -2px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 55px;
}

.feature-card {
  border: 1px solid #202630;
  background: #0b0e13;
  border-radius: 15px;
  padding: 28px;
}

.feature-icon {
  font-size: 25px;
  margin-bottom: 35px;
}

.feature-card h3 {
  font-size: 19px;
  margin-bottom: 9px;
}

.feature-card p, .about > p, .cta > p {
  color: #818a98;
  font-size: 14px;
}

.about {
  padding: 120px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  border-top: 1px solid #1c2129;
}

.about > p {
  padding-top: 40px;
  max-width: 480px;
}

.cta {
  margin-bottom: 100px;
  text-align: center;
  padding: 100px 20px;
  border: 1px solid #202630;
  border-radius: 22px;
  background: radial-gradient(circle at 50% 0%, #151a22, #0b0e13 65%);
}

.cta > p {
  max-width: 550px;
  margin: 15px auto 25px;
}

.cta .primary-button {
  margin-top: 10px;
}

footer {
  border-top: 1px solid #1c2129;
  min-height: 100px;
  width: min(1120px, calc(100% - 40px));
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #5f6875;
  font-size: 12px;
}

@media (max-width: 800px) {
  .nav-links {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-top: 50px;
  }

  .hero-card {
    min-height: 350px;
  }

  .feature-grid, .about {
    grid-template-columns: 1fr;
  }

  .about {
    gap: 20px;
  }

  .about > p {
    padding-top: 0;
  }

  .trusted {
    flex-direction: column;
    gap: 5px;
  }

  footer {
    flex-direction: column;
    justify-content: center;
    gap: 8px;
  }
}