:root {
  --navy-900: #071d33;
  --navy-800: #0b2a4a;
  --navy-700: #123a63;
  --blue-500: #2f6db3;
  --blue-300: #8fb3dc;
  --ink: #16202b;
  --muted: #5b6875;
  --line: #dfe5ec;
  --bg: #ffffff;
  --bg-alt: #f4f6f9;
  --radius: 10px;
  --max: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; }
a { color: var(--blue-500); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-family: Montserrat, Inter, sans-serif; line-height: 1.2; margin: 0 0 .6em; color: var(--navy-800); }
h1 { font-weight: 300; font-size: clamp(2.3rem, 5.4vw, 4rem); letter-spacing: -.01em; }
h2 { font-weight: 400; font-size: clamp(1.6rem, 3vw, 2.25rem); }
h3 { font-weight: 600; font-size: 1.08rem; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* Buttons */
.btn {
  display: inline-block;
  font: 500 .95rem/1 Montserrat, sans-serif;
  letter-spacing: .04em;
  padding: 15px 28px;
  border-radius: 999px;
  background: var(--blue-500);
  color: #fff;
  border: 1px solid var(--blue-500);
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
}
.btn:hover { background: var(--navy-700); border-color: var(--navy-700); text-decoration: none; }
.btn-ghost { background: transparent; border-color: rgba(255,255,255,.55); color: #fff; }
.btn-ghost:hover { background: #fff; color: var(--navy-800); border-color: #fff; }
.btn-small { padding: 10px 20px; font-size: .85rem; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.96);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--navy-800); }
.brand:hover { text-decoration: none; }
.brand-mark { width: 42px; height: 42px; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-name { font: 300 1.75rem/1 Montserrat, sans-serif; letter-spacing: .01em; }
.brand-sub { font: 500 .56rem/1 Montserrat, sans-serif; letter-spacing: .2em; text-transform: uppercase; color: var(--blue-500); margin-top: 5px; }
.menu { display: flex; align-items: center; gap: 30px; }
.menu a { font: 500 .9rem Montserrat, sans-serif; color: var(--navy-800); }
.menu a.btn { color: #fff; }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--navy-800); margin: 5px 0; }

/* Hero */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(120% 90% at 85% 40%, var(--navy-700) 0%, var(--navy-800) 45%, var(--navy-900) 100%);
  color: #fff;
  padding: clamp(90px, 14vw, 170px) 0 clamp(90px, 12vw, 150px);
}
.hero-globe {
  position: absolute; right: -140px; top: 50%; transform: translateY(-50%);
  width: min(760px, 95vw); height: auto; color: rgba(143,179,220,.22);
}
.hero-inner { position: relative; }
.hero h1 { color: #fff; max-width: 20ch; }
.hero h1 span { color: var(--blue-300); }
.eyebrow { font: 500 .78rem Montserrat, sans-serif; letter-spacing: .18em; text-transform: uppercase; color: var(--blue-300); margin-bottom: 1.6em; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); max-width: 40ch; color: rgba(255,255,255,.85); margin-bottom: 2.2em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* Intro band */
.intro { border-bottom: 1px solid var(--line); }
.intro p {
  font: 300 clamp(1.2rem, 2.2vw, 1.6rem)/1.55 Montserrat, sans-serif;
  color: var(--navy-800); max-width: 58ch; margin: 0 auto; text-align: center;
  padding: clamp(56px, 7vw, 88px) 0;
}

/* Sections */
.section { padding: clamp(72px, 9vw, 120px) 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--navy-800); color: rgba(255,255,255,.82); }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-dark .kicker { color: var(--blue-300); }
.section-head { max-width: 640px; margin-bottom: 52px; }
.kicker { font: 600 .75rem Montserrat, sans-serif; letter-spacing: .2em; text-transform: uppercase; color: var(--blue-500); margin-bottom: 1em; }
.kicker::before { content: ""; display: inline-block; width: 28px; height: 1px; background: currentColor; vertical-align: middle; margin-right: 12px; }
.muted { color: var(--muted); }
.two-col { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.prose p { color: #33404d; }

/* Service cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px 28px; transition: transform .2s, box-shadow .2s, border-color .2s;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 14px 30px -18px rgba(11,42,74,.35); border-color: #c9d5e3; }
.card-num { display: block; font: 300 1.9rem/1 Montserrat, sans-serif; color: var(--blue-500); margin-bottom: 22px; }
.card p { color: var(--muted); font-size: .96rem; margin: 0; }

/* Industries */
.industries { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.industries li {
  font: 400 1.05rem Montserrat, sans-serif; color: var(--navy-800);
  padding: 20px 0 20px 30px; border-bottom: 1px solid var(--line); position: relative;
}
.industries li::before {
  content: ""; position: absolute; left: 4px; top: 50%; width: 12px; height: 12px; margin-top: -6px;
  border: 1.5px solid var(--blue-500); border-radius: 50%;
  background: linear-gradient(transparent 44%, var(--blue-500) 44%, var(--blue-500) 56%, transparent 56%);
}

/* Approach steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; counter-reset: step; }
.steps li { counter-increment: step; border-top: 1px solid rgba(143,179,220,.35); padding-top: 26px; }
.steps li::before { content: "0" counter(step); display: block; font: 300 2.4rem/1 Montserrat, sans-serif; color: var(--blue-300); margin-bottom: 18px; }
.steps p { font-size: .96rem; margin: 0; }

/* Contact */
.contact-list { list-style: none; padding: 0; margin: 32px 0 0; }
.contact-list li { padding: 14px 0; border-top: 1px solid var(--line); display: flex; gap: 18px; }
.contact-list li span { flex: 0 0 82px; font: 600 .72rem/2.2 Montserrat, sans-serif; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(24px, 4vw, 40px); }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form label { display: block; font: 500 .85rem Montserrat, sans-serif; color: var(--navy-800); margin-bottom: 18px; }
.form input, .form textarea {
  display: block; width: 100%; margin-top: 7px; padding: 12px 14px;
  font: 400 1rem Inter, sans-serif; color: var(--ink);
  border: 1px solid #cfd8e2; border-radius: 8px; background: #fbfcfd;
}
.form input:focus, .form textarea:focus { outline: none; border-color: var(--blue-500); box-shadow: 0 0 0 3px rgba(47,109,179,.15); background: #fff; }
.form textarea { resize: vertical; }
.form .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.alert { padding: 12px 16px; border-radius: 8px; font-size: .95rem; }
.alert-ok { background: #e8f4ec; color: #1d5b33; }
.alert-err { background: #fbeaea; color: #8a2424; }

/* Footer */
.site-footer { background: var(--navy-900); color: rgba(255,255,255,.65); font-size: .92rem; padding-top: 56px; }
.footer-inner { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; padding-bottom: 36px; }
.footer-name { font: 500 1.05rem Montserrat, sans-serif; color: #fff; margin-bottom: .4em; }
.footer-inner p { margin: 0 0 .3em; }
.footer-links { display: flex; gap: 26px; flex-wrap: wrap; align-items: flex-start; }
.footer-links a { color: rgba(255,255,255,.8); }
.footer-legal { border-top: 1px solid rgba(255,255,255,.12); padding-top: 20px; padding-bottom: 28px; font-size: .82rem; }
.footer-legal p { margin: 0; }

/* Responsive */
@media (max-width: 980px) {
  .cards { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 40px; }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .container { padding: 0 18px; }
  .nav { height: 66px; }
  .brand-mark { width: 36px; height: 36px; }
  .brand-name { font-size: 1.5rem; }
  .nav-toggle { display: block; }
  .menu {
    display: none; position: absolute; top: 66px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line); padding: 8px 18px 20px;
  }
  .menu.open { display: flex; }
  .menu a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .menu a.btn { margin-top: 14px; text-align: center; border-bottom: 0; }
  .hero-globe { right: -45%; opacity: .7; }
  .two-col, .cards, .steps, .industries, .form .row { grid-template-columns: 1fr; }
  .form .row { gap: 0; }
}