:root {
  --bg: #07111f;
  --bg-soft: #0d1b2d;
  --panel: rgba(255, 255, 255, 0.065);
  --panel-strong: rgba(255, 255, 255, 0.11);
  --line: rgba(255, 255, 255, 0.13);
  --text: #f7fbff;
  --muted: #b7c5d8;
  --accent: #2dd4bf;
  --accent-2: #38bdf8;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 0%, rgba(56, 189, 248, 0.22), transparent 32rem),
    radial-gradient(circle at 85% 12%, rgba(45, 212, 191, 0.16), transparent 32rem),
    linear-gradient(180deg, #07111f 0%, #0a1525 42%, #07111f 100%);
  line-height: 1.6;
}

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

.header {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  font-weight: 850;
  letter-spacing: -0.03em;
  font-size: 1.12rem;
}

.logo-mark {
  width: 2.35rem;
  height: 2.35rem;
  display: grid;
  place-items: center;
  border-radius: .8rem;
  color: #04111f;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 15px 40px rgba(45, 212, 191, .25);
}

.nav {
  display: flex;
  gap: 1rem;
  color: var(--muted);
  font-size: .95rem;
}

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

.hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 6.5rem 1.2rem 5rem;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr);
  gap: 2rem;
  align-items: center;
}

.tag {
  margin: 0 0 1rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .1em;
  font-weight: 800;
  font-size: .76rem;
}

h1, h2, h3, p { margin-top: 0; }

h1 {
  margin-bottom: 1.4rem;
  font-size: clamp(2.8rem, 7vw, 6.4rem);
  line-height: .92;
  letter-spacing: -0.085em;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.02;
  letter-spacing: -0.065em;
}

h3 {
  margin-bottom: .5rem;
  font-size: 1.16rem;
}

.lead {
  max-width: 720px;
  color: var(--muted);
  font-size: 1.22rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: .9rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: .85rem 1.15rem;
  border-radius: 999px;
  font-weight: 800;
  transition: transform .16s ease, border-color .16s ease, background .16s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  color: #03111d;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.btn-ghost {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.045);
}

.hero-card {
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: 1.6rem;
  background: linear-gradient(180deg, var(--panel-strong), rgba(255,255,255,.045));
  box-shadow: var(--shadow);
}

.card-label {
  color: var(--muted);
  font-weight: 700;
  margin-bottom: .8rem;
}

.terminal {
  display: grid;
  gap: .7rem;
  padding: 1.2rem;
  border-radius: 1.1rem;
  background: #050b14;
  border: 1px solid rgba(255,255,255,.1);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .92rem;
  color: #dce8f7;
}

.terminal span::before {
  content: "> ";
  color: var(--accent);
}

.terminal .success {
  color: #8ef5db;
}

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 4.8rem 1.2rem;
}

.section-title {
  max-width: 800px;
  margin-bottom: 2rem;
}

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

.service {
  min-height: 210px;
  padding: 1.45rem;
  border: 1px solid var(--line);
  border-radius: 1.35rem;
  background: linear-gradient(180deg, var(--panel), rgba(255,255,255,.035));
}

.service span {
  display: inline-flex;
  margin-bottom: 1rem;
  font-size: 1.8rem;
}

.service p,
.muted,
.banner p,
.footer p {
  color: var(--muted);
}

.method {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 2rem;
  align-items: start;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.steps {
  display: grid;
  gap: .8rem;
}

.steps div {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 1rem;
  border-radius: 1rem;
  background: var(--bg-soft);
  border: 1px solid var(--line);
}

.steps strong {
  color: var(--accent);
}

.banner {
  text-align: center;
  max-width: 900px;
}

.banner .btn { margin-top: 1rem; }

.footer {
  max-width: 1180px;
  margin: 0 auto;
  padding: 2rem 1.2rem;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
}

.footer strong,
.footer a {
  color: var(--text);
}

@media (max-width: 880px) {
  .header,
  .footer {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .hero {
    padding-top: 4rem;
  }
}

@media (max-width: 520px) {
  .nav {
    width: 100%;
    justify-content: space-between;
    gap: .5rem;
  }

  h1 {
    font-size: 3rem;
  }

  .hero-card {
    padding: .75rem;
  }
}