:root {
  --bg: #eef5ff;
  --card: #ffffff;
  --ink: #14213d;
  --muted: #5f6f89;
  --blue: #2f6bff;
  --cyan: #28d7ff;
  --purple: #7c4dff;
  --line: rgba(20, 33, 61, 0.12);
  --shadow: 0 24px 80px rgba(31, 65, 140, 0.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 14% 10%, rgba(40, 215, 255, 0.28), transparent 24rem),
    radial-gradient(circle at 86% 6%, rgba(124, 77, 255, 0.18), transparent 25rem),
    var(--bg);
  font-family: Inter, Arial, Helvetica, sans-serif;
  line-height: 1.65;
}

a { color: inherit; }
.header {
  position: sticky;
  top: 0;
  z-index: 20;
  max-width: 1180px;
  margin: 16px auto 0;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px);
  box-shadow: 0 14px 40px rgba(31, 65, 140, 0.08);
}

.brand {
  padding: 12px 16px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: white;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.nav {
  display: flex;
  gap: 8px;
}

.nav a {
  padding: 10px 14px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--muted);
  font-weight: 800;
}

.nav a:hover {
  background: rgba(47, 107, 255, 0.1);
  color: var(--blue);
}

.menu-toggle {
  display: none;
  border: 0;
  border-radius: 999px;
  padding: 10px 15px;
  background: var(--ink);
  color: white;
  font-weight: 800;
}

.hero {
  max-width: 1180px;
  margin: auto;
  padding: 92px 24px 64px;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 34px;
  align-items: center;
  min-height: 760px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  font-weight: 900;
}

h1, h2, h3, p { margin-top: 0; }
h1 {
  margin-bottom: 24px;
  font-size: clamp(3rem, 7vw, 6.8rem);
  line-height: 0.92;
  letter-spacing: -0.085em;
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2.25rem, 4.8vw, 4.8rem);
  line-height: 0.98;
  letter-spacing: -0.07em;
}

.lead {
  max-width: 720px;
  color: var(--muted);
  font-size: 1.16rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  padding: 15px 20px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 900;
}

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

.button.secondary {
  border: 1px solid var(--line);
  background: white;
}

.dashboard {
  min-height: 520px;
  padding: 24px;
  border: 1px solid rgba(255,255,255,0.8);
  border-radius: 38px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.92), rgba(255,255,255,0.58)),
    repeating-linear-gradient(90deg, transparent 0 32px, rgba(47,107,255,0.05) 32px 33px);
  box-shadow: var(--shadow);
  display: grid;
  align-content: space-between;
  gap: 24px;
}

.dashboard-top {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 18px;
  border-radius: 22px;
  background: var(--ink);
  color: white;
}

.dashboard-top span {
  color: rgba(255,255,255,0.72);
}

.dashboard-top strong {
  color: var(--cyan);
  letter-spacing: 0.1em;
}

.bars {
  height: 220px;
  display: flex;
  align-items: end;
  gap: 18px;
  padding: 18px;
}

.bars span {
  flex: 1;
  height: var(--size);
  border-radius: 18px 18px 8px 8px;
  background: linear-gradient(180deg, var(--cyan), var(--blue));
  box-shadow: 0 14px 30px rgba(47,107,255,0.2);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.dashboard-grid div {
  padding: 16px;
  border-radius: 18px;
  background: white;
  border: 1px solid var(--line);
}

.dashboard-grid b,
.dashboard-grid small {
  display: block;
}

.dashboard-grid small {
  color: var(--muted);
}

.intro, .services, .method, .technologies, .cases, .values, .contact {
  max-width: 1180px;
  margin: auto;
  padding: 78px 24px;
}

.intro {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 34px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.intro > p {
  color: var(--muted);
  font-size: 1.12rem;
}

.section-head {
  max-width: 850px;
  margin-bottom: 30px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service-grid article {
  min-height: 330px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--card);
  box-shadow: 0 14px 50px rgba(31, 65, 140, 0.08);
}

.service-grid span {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(47, 107, 255, 0.1);
  color: var(--blue);
  font-weight: 900;
}

.service-grid h3 {
  margin-top: 26px;
  font-size: 1.5rem;
}

.service-grid p,
.tech-copy,
.case-grid p {
  color: var(--muted);
}

.method {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.method-card {
  padding: 34px;
  border-radius: 34px;
  background: linear-gradient(135deg, var(--ink), #263b78);
  color: white;
}

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

.steps {
  display: grid;
  gap: 14px;
}

.steps div {
  padding: 24px;
  border-radius: 24px;
  background: white;
  border: 1px solid var(--line);
}

.steps b {
  display: block;
  margin-bottom: 6px;
  color: var(--blue);
}

.steps span {
  color: var(--muted);
}

.tech-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
}

.tech-cloud {
  min-height: 430px;
  position: relative;
  border-radius: 36px;
  background: #dceaff;
  overflow: hidden;
  border: 1px solid var(--line);
}

.tech-cloud span {
  position: absolute;
  padding: 12px 16px;
  border-radius: 999px;
  background: white;
  box-shadow: 0 12px 30px rgba(31, 65, 140, 0.12);
  color: var(--blue);
  font-weight: 900;
}

.tech-cloud span:nth-child(1) { left: 12%; top: 14%; }
.tech-cloud span:nth-child(2) { left: 50%; top: 18%; }
.tech-cloud span:nth-child(3) { left: 24%; top: 38%; }
.tech-cloud span:nth-child(4) { left: 58%; top: 44%; }
.tech-cloud span:nth-child(5) { left: 14%; top: 66%; }
.tech-cloud span:nth-child(6) { left: 48%; top: 70%; }
.tech-cloud span:nth-child(7) { left: 68%; top: 8%; }
.tech-cloud span:nth-child(8) { left: 33%; top: 84%; }

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.case-grid article {
  padding: 28px;
  border-radius: 28px;
  border: 1px solid var(--line);
  background: white;
}

.values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.values div {
  min-height: 180px;
  padding: 24px;
  border-radius: 28px;
  background: var(--ink);
  color: white;
}

.values strong {
  display: block;
  margin-bottom: 28px;
  color: var(--cyan);
  font-size: 2rem;
}

.contact {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 28px;
}

address {
  display: grid;
  gap: 14px;
  align-content: center;
  padding: 34px;
  border-radius: 34px;
  background: white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  font-style: normal;
}

address b {
  font-size: 1.4rem;
}

address a {
  color: var(--blue);
  font-weight: 900;
}

footer {
  padding: 34px 24px;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 900px) {
  .header {
    margin: 8px 12px 0;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 68px;
    padding: 16px;
    border-radius: 24px;
    background: white;
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    flex-direction: column;
  }

  .nav.open {
    display: flex;
  }

  .hero, .intro, .service-grid, .method, .tech-layout, .case-grid, .values, .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 56px;
  }

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