:root {
  --navy: #0b1f3a;
  --navy-2: #12305a;
  --teal: #14b8a6;
  --teal-dark: #0f8f81;
  --ink: #1b2533;
  --muted: #5b6878;
  --line: #e3e8ef;
  --bg-soft: #f4f7fb;
  --white: #ffffff;
  --radius: 14px;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink);
  line-height: 1.65;
  font-size: 17px;
  background: var(--white);
}
img { max-width: 100%; display: block; }
a { color: var(--teal-dark); }
h1, h2, h3 { color: var(--navy); line-height: 1.2; margin: 0 0 .6em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -.01em; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }

.container { width: min(100% - 40px, var(--max)); margin-inline: auto; }
.section { padding: 80px 0; }
.section.soft { background: var(--bg-soft); }
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--teal-dark); margin-bottom: .8em;
}
.lead { font-size: 1.15rem; color: var(--muted); max-width: 720px; }
.center { text-align: center; }
.center .lead { margin-inline: auto; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.95);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--navy); font-weight: 800; font-size: 1.3rem; letter-spacing: -.02em; }
.logo-mark {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--navy), var(--teal));
  display: grid; place-items: center; color: #fff; font-size: 1.1rem;
}
.logo span.it { color: var(--teal); }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-links a { text-decoration: none; color: var(--ink); font-weight: 500; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--teal-dark); }
.menu-toggle { display: none; background: none; border: 0; font-size: 1.6rem; color: var(--navy); cursor: pointer; }

/* Buttons */
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 999px; font-weight: 600;
  text-decoration: none; border: 2px solid transparent; transition: .2s ease; cursor: pointer; font-size: 1rem;
}
.btn-primary { background: var(--teal); color: #fff; }
.btn-primary:hover { background: var(--teal-dark); }
.btn-outline { border-color: rgba(255,255,255,.6); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.1); }
.btn-dark { background: var(--navy); color: #fff; }
.btn-dark:hover { background: var(--navy-2); }
.nav-links .btn { color: #fff; padding: 10px 20px; }

/* Hero */
.hero {
  background: radial-gradient(1000px 500px at 85% -10%, rgba(20,184,166,.35), transparent 60%),
              linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff; padding: 110px 0 100px;
}
.hero h1 { color: #fff; max-width: 860px; }
.hero p { color: #cfdbea; font-size: 1.2rem; max-width: 700px; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.page-hero { padding: 80px 0 70px; }
.page-hero h1 { font-size: clamp(1.9rem, 4vw, 2.8rem); }

/* Cards */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px;
  transition: .2s ease;
}
.card:hover { box-shadow: 0 14px 34px rgba(11,31,58,.08); transform: translateY(-2px); }
.icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(20,184,166,.12); color: var(--teal-dark); font-size: 1.4rem; margin-bottom: 18px;
}
.card p { color: var(--muted); margin: 0; }
.card a.more { display: inline-block; margin-top: 14px; font-weight: 600; text-decoration: none; }

/* Service detail */
.service {
  display: grid; grid-template-columns: 1fr 1.3fr; gap: 48px; padding: 56px 0; border-bottom: 1px solid var(--line);
  scroll-margin-top: 90px;
}
.service:last-of-type { border-bottom: 0; }
.service ul { margin: 0 0 1.2em; padding-left: 1.2em; }
.service li { margin-bottom: .4em; }
.outcome {
  background: var(--bg-soft); border-left: 4px solid var(--teal); padding: 14px 18px; border-radius: 8px; color: var(--navy);
}

/* Steps */
.steps { counter-reset: step; }
.step { position: relative; padding-top: 8px; }
.step::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%;
  background: var(--navy); color: #fff; font-weight: 700; margin-bottom: 14px;
}

/* Lists */
.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { padding-left: 32px; position: relative; margin-bottom: 12px; }
.check-list li::before {
  content: "✓"; position: absolute; left: 0; top: 0; width: 22px; height: 22px; border-radius: 50%;
  background: var(--teal); color: #fff; font-size: .8rem; display: grid; place-items: center; margin-top: 3px;
}
.tags { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; list-style: none; }
.tags li { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px; font-weight: 500; }

/* CTA band */
.cta {
  background: linear-gradient(135deg, var(--navy), var(--navy-2)); color: #fff; border-radius: 20px;
  padding: 56px; text-align: center;
}
.cta h2 { color: #fff; }
.cta p { color: #cfdbea; max-width: 620px; margin: 0 auto 26px; }

/* Forms */
.form { display: grid; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
label { font-weight: 600; font-size: .95rem; display: block; margin-bottom: 6px; color: var(--navy); }
label .req { color: #c0392b; }
input, select, textarea {
  width: 100%; padding: 13px 14px; border: 1px solid #cdd6e1; border-radius: 10px; font: inherit; color: var(--ink); background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 3px solid rgba(20,184,166,.25); border-color: var(--teal); }
textarea { min-height: 150px; resize: vertical; }
.form-note { font-size: .9rem; color: var(--muted); }
.form-success {
  display: none; background: #e6f7f4; border: 1px solid var(--teal); color: var(--navy); padding: 18px; border-radius: 10px;
}
.contact-info { list-style: none; padding: 0; margin: 0; }
.contact-info li { margin-bottom: 18px; }
.contact-info strong { display: block; color: var(--navy); }

/* Prose pages */
.prose { max-width: 760px; }
.prose h2 { font-size: 1.3rem; margin-top: 1.6em; }

/* Footer */
.site-footer { background: var(--navy); color: #b9c7d8; padding: 56px 0 28px; margin-top: 0; }
.site-footer a { color: #e2ecf7; text-decoration: none; }
.site-footer a:hover { color: var(--teal); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 32px; }
.site-footer .logo { color: #fff; }
.site-footer h4 { color: #fff; margin: 0 0 12px; font-size: 1rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 36px; padding-top: 20px; font-size: .9rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* Responsive */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .service { grid-template-columns: 1fr; gap: 16px; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .menu-toggle { display: block; }
  .nav-links {
    display: none; position: absolute; top: 72px; left: 0; right: 0; background: #fff; flex-direction: column;
    align-items: flex-start; padding: 20px; gap: 16px; border-bottom: 1px solid var(--line);
  }
  .nav-links.open { display: flex; }
  .grid-2, .grid-3, .grid-4, .form-row { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .hero { padding: 80px 0 70px; }
  .cta { padding: 40px 24px; }
}

.contact-grid { grid-template-columns: minmax(0,1.6fr) minmax(0,1fr); gap: 56px; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.grid-auto { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.service .usecases { grid-column: 1 / -1; margin-top: 8px; }
.grid-usecase { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 16px; }
.uc { background: var(--bg-soft); border-radius: 12px; padding: 20px; border: 1px solid var(--line); }
.uc h4 { margin: 0 0 8px; color: var(--navy); font-size: 1rem; }
.uc p { margin: 0; color: var(--muted); font-size: .95rem; }

/* AI use cases band */
.uc-band {
  background: radial-gradient(900px 400px at 100% 0%, rgba(20,184,166,.18), transparent 60%),
              linear-gradient(160deg, #0a1a31 0%, #0f2747 100%);
  color: #fff; padding: 90px 0;
}
.uc-head { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: end; margin-bottom: 44px; }
.uc-head h2 { color: #fff; margin: 0; font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.uc-head p { color: #b9c9dc; margin: 0; font-size: 1.05rem; }
.uc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.uc-card {
  position: relative; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1);
  border-radius: 16px; padding: 28px; transition: .25s ease; overflow: hidden;
}
.uc-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(90deg, var(--teal), transparent); opacity: 0; transition: .25s ease;
}
.uc-card:hover { background: rgba(255,255,255,.07); border-color: rgba(20,184,166,.5); transform: translateY(-3px); }
.uc-card:hover::before { opacity: 1; }
.uc-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.uc-num { font-family: ui-monospace, "SFMono-Regular", Menlo, monospace; color: #7ee6d9; font-size: .9rem; letter-spacing: .1em; }
.uc-icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(20,184,166,.15); font-size: 1.3rem; }
.uc-card h3 { color: #fff; font-size: 1.15rem; margin-bottom: 10px; }
.uc-card p { color: #b9c9dc; margin: 0 0 18px; font-size: .97rem; }
.uc-tags { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.uc-tags li { font-size: .8rem; color: #7ee6d9; border: 1px solid rgba(126,230,217,.35); border-radius: 999px; padding: 4px 12px; }
.uc-foot { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 18px; align-items: center; justify-content: center; color: #dbe6f2; font-weight: 600; }
@media (max-width: 900px) {
  .uc-grid { grid-template-columns: repeat(2, 1fr); }
  .uc-head { grid-template-columns: 1fr; gap: 14px; }
}
@media (max-width: 600px) { .uc-grid { grid-template-columns: 1fr; } .uc-band { padding: 64px 0; } }
.uc-result { color: #fff !important; font-weight: 600; font-size: .92rem !important; margin: -6px 0 16px !important; }
.uc-card p.uc-result { color: #fff; font-weight: 600; font-size: .92rem; margin: -6px 0 16px; }