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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: #07111f;
  color: #ffffff;
  line-height: 1.6;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 17, 31, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
}

.navbar {
  max-width: 1180px;
  margin: auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-img {
  height: 48px;
  width: auto;
  display: block;
  border-radius: 12px;
  background: #ffffff;
  padding: 6px 8px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  padding-left: 12px;
  border-left: 1px solid rgba(255, 255, 255, 0.15);
}

.logo-name {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 1px;
}

.logo-datrix {
  color: #ffffff;
}

.logo-mind {
  background: linear-gradient(135deg, #22d3ee, #7c3aed);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.logo-tagline {
  color: #67e8f9;
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-top: 3px;
}

.nav-links {
  display: flex;
  gap: 28px;
  color: #cbd5e1;
}

.nav-links a:hover {
  color: #22d3ee;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 28px;
  cursor: pointer;
}

.section {
  max-width: 1180px;
  margin: auto;
  padding: 90px 24px;
}

.hero {
  min-height: 86vh;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 48px;
}

.eyebrow {
  color: #67e8f9;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-weight: 700;
  margin-bottom: 16px;
}

h1 {
  font-size: clamp(42px, 7vw, 72px);
  line-height: 1.05;
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.15;
  margin-bottom: 22px;
}

h3 {
  margin-bottom: 12px;
}

.hero-text,
.about p,
.contact p,
.section-intro {
  color: #cbd5e1;
  font-size: 18px;
}

.section-intro {
  max-width: 760px;
  margin-top: -8px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.btn {
  display: inline-block;
  border-radius: 999px;
  padding: 13px 22px;
  font-weight: 700;
  cursor: pointer;
  border: none;
}

.primary {
  background: #22d3ee;
  color: #07111f;
}

.primary:hover {
  background: #67e8f9;
}

.secondary {
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #ffffff;
}

.secondary:hover {
  border-color: #22d3ee;
  color: #22d3ee;
}

.hero-card,
.card,
.contact-form {
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 28px;
  padding: 30px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.22);
}

.hero-card ul {
  list-style: none;
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.hero-card li {
  background: rgba(34, 211, 238, 0.1);
  border-radius: 16px;
  padding: 14px;
  color: #dffafe;
}

.about,
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.services,
.contact,
.approach,
.architecture {
  background: rgba(15, 23, 42, 0.55);
  max-width: none;
}

.services > *,
.contact > *,
.approach > *,
.architecture > * {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}

.steps-grid {
  margin-top: 42px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.step {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 28px;
}

.step-number {
  display: inline-block;
  color: #22d3ee;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 14px;
}

.step p {
  color: #94a3b8;
  font-size: 15px;
}

.outcomes-grid {
  margin-top: 42px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.outcome {
  text-align: center;
  padding: 28px 20px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.outcome strong {
  display: block;
  font-size: 22px;
  color: #67e8f9;
  margin-bottom: 10px;
}

.outcome p {
  color: #94a3b8;
  font-size: 15px;
}

.cards-grid {
  margin-top: 42px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

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

.cards-grid.three {
  grid-template-columns: repeat(3, 1fr);
}

.card {
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 211, 238, 0.5);
}

.card p {
  color: #cbd5e1;
}

.card-list {
  list-style: none;
  margin-top: 18px;
  display: grid;
  gap: 8px;
}

.card-list li {
  color: #94a3b8;
  font-size: 14px;
  padding-left: 18px;
  position: relative;
}

.card-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: #22d3ee;
}

.card.highlight {
  border-color: rgba(34, 211, 238, 0.35);
  background: rgba(34, 211, 238, 0.06);
}

.tag {
  display: inline-block;
  margin-bottom: 16px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(34, 211, 238, 0.12);
  color: #67e8f9;
  font-size: 13px;
}

.contact-details {
  margin-top: 28px;
}

.contact-form {
  display: grid;
  gap: 16px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  background: #07111f;
  color: #ffffff;
  padding: 14px 16px;
  font-size: 15px;
  outline: none;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: #22d3ee;
}

.form-message {
  color: #67e8f9;
  font-weight: 700;
}

.footer {
  text-align: center;
  color: #94a3b8;
  padding: 40px 20px 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
  max-width: 440px;
  width: min(100%, 440px);
  height: auto;
  margin: 0 auto 22px;
  display: block;
  border-radius: 16px;
  background: #ffffff;
  padding: 14px 18px;
}

@media (max-width: 880px) {
  .menu-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 78px;
    flex-direction: column;
    background: #07111f;
    padding: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-links.active {
    display: flex;
  }

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

  .cards-grid,
  .cards-grid.two,
  .cards-grid.three {
    grid-template-columns: 1fr;
  }

  .steps-grid,
  .outcomes-grid {
    grid-template-columns: 1fr;
  }

  .logo-img {
    height: 42px;
    padding: 5px 7px;
  }

  .logo-name {
    font-size: 17px;
  }

  .logo-tagline {
    font-size: 9px;
    letter-spacing: 2px;
  }

  .footer-brand {
    max-width: 320px;
    padding: 12px 14px;
  }

  .section {
    padding: 70px 20px;
  }
}