:root {
  --background: #06111d;
  --surface: #0d1d2b;
  --text: #f4f8fb;
  --muted: #a6b0c3;
  --line: rgba(166, 176, 195, 0.2);
  --blue: #2563eb;
  --blue-strong: #0ea5ff;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(14, 165, 255, 0.13), transparent 32rem),
    linear-gradient(180deg, #06111d 0%, #06111d 100%);
  color: var(--text);
  font-family: "Exo 2", Arial, Helvetica, sans-serif;
}

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

.site-shell {
  overflow: hidden;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0;
  background: rgba(6, 17, 29, 0.88);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  text-decoration: none;
  font-weight: 800;
}

.brand-logo {
  display: block;
  width: 58px;
  height: 58px;
  object-fit: contain;
  flex: 0 0 auto;
  flex-shrink: 0;
  border: 0;
  border-radius: 16px;
  background: transparent;
  filter: none;
}

.feature-logo {
  display: block;
  width: 64px;
  height: 64px;
  object-fit: contain;
  border: 0;
  border-radius: 16px;
  background: transparent;
  filter: none;
}

.brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1;
}

.brand-text strong {
  color: var(--white);
  font-family: "Exo 2", Arial, sans-serif;
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.brand-text span {
  margin-top: 7px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a {
  border-radius: 999px;
  padding: 0.7rem 0.95rem;
  transition: background 180ms ease, color 180ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(220px, 0.85fr);
  align-items: center;
  gap: clamp(2rem, 7vw, 5.5rem);
  width: min(1120px, calc(100% - 32px));
  min-height: 680px;
  margin: 0 auto;
  padding: 72px 0 96px;
}

.hero-copy {
  max-width: 680px;
}

.eyebrow {
  margin: 0 0 0.9rem;
  color: #78bdf4;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 1rem;
  color: var(--white);
  font-size: clamp(3rem, 8vw, 6.4rem);
  line-height: 0.96;
}

h2 {
  margin-bottom: 1rem;
  color: var(--text);
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.05;
}

h3 {
  margin-bottom: 0.7rem;
  color: inherit;
  font-size: 1.22rem;
}

.lead {
  max-width: 620px;
  color: #d9e5ee;
  font-size: clamp(1.08rem, 2vw, 1.3rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.85rem 1.2rem;
  font-weight: 800;
  line-height: 1.1;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button.primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 18px 40px rgba(47, 149, 232, 0.28);
}

.button.secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
}

.hero-mark {
  display: grid;
  place-items: center;
  min-height: 220px;
}

.hero-mark img {
  object-fit: contain;
}

.section {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 82px 0;
  color: var(--text);
}

.intro {
  border-top: 1px solid var(--line);
  color: var(--text);
  font-size: clamp(1.3rem, 3vw, 2rem);
  line-height: 1.45;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 2rem;
}

.section-heading .eyebrow,
.split .eyebrow,
.contact .eyebrow {
  color: var(--blue-strong);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.service-card,
.steps article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.4rem;
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 18px 45px rgba(14, 165, 255, 0.06);
}

.service-card h3,
.steps h3 {
  color: var(--text);
}

.service-card p,
.steps p,
.split p,
.contact p,
.footer p {
  color: var(--muted);
  line-height: 1.7;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1.1fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.check-list {
  display: grid;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  border-left: 4px solid var(--blue);
  border-radius: 6px;
  padding: 1rem 1.1rem;
  background: rgba(13, 29, 43, 0.92);
  color: var(--text);
  font-weight: 700;
}

.process {
  padding-top: 42px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.steps span {
  display: inline-flex;
  margin-bottom: 1rem;
  color: var(--blue-strong);
  font-size: 0.9rem;
  font-weight: 800;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 2rem;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto 64px;
  border-radius: 8px;
  padding: clamp(1.5rem, 5vw, 3rem);
  background: var(--surface);
  color: var(--white);
}

.contact h2 {
  color: var(--white);
}

.contact p {
  max-width: 680px;
  color: #c9d8e3;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  border-top: 1px solid var(--line);
  padding: 28px 0 44px;
  color: var(--text);
}

.footer .brand {
  color: var(--text);
}

.footer .brand-logo {
  width: 48px;
  height: 48px;
  border-radius: 13px;
}

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

.footer .brand-text span {
  color: var(--muted);
}

.footer p {
  margin: 0;
  text-align: right;
}

@media (max-width: 820px) {
  .topbar {
    position: relative;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
    overflow-x: auto;
    padding-bottom: 0.1rem;
  }

  .nav-links a {
    white-space: nowrap;
  }

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

  .hero {
    min-height: auto;
    padding: 48px 0 72px;
  }

  .hero-mark {
    justify-content: start;
    min-height: auto;
  }

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

  .contact {
    margin-bottom: 44px;
  }

  .footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer p {
    text-align: left;
  }
}

@media (max-width: 640px) {
  .topbar,
  .hero,
  .section,
  .contact,
  .footer {
    width: min(100% - 24px, 1120px);
  }

  .brand-logo {
    width: 48px;
    height: 48px;
    border-radius: 13px;
  }

  .feature-logo {
    width: 48px;
    height: 48px;
    border-radius: 13px;
  }

  .brand-text strong {
    font-size: 1rem;
  }

  .brand-text span {
    display: none;
  }

  .footer .brand-text span {
    display: block;
    font-size: 0.72rem;
    line-height: 1.3;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .button {
    padding-inline: 1rem;
  }
}