:root {
  --navy: #0F2A4A;
  --navy-900: #0B1B33;
  --blue: #1A7FE0;
  --blue-600: #1466B8;
  --blue-50: #EAF3FD;
  --bg: #FFFFFF;
  --bg-alt: #F4F7FB;
  --border: #E2E8F0;
  --text: #334155;
  --heading: #0F2A4A;
  --muted: #64748B;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(15, 42, 74, .06), 0 8px 24px rgba(15, 42, 74, .06);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.65 system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; }
a { color: var(--blue); }
img { max-width: 100%; }
h1, h2, h3 { color: var(--heading); line-height: 1.2; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 12px; z-index: 100; background: var(--bg); padding: 8px 12px; border-radius: 8px; }

/* Header */
header.top { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(10px); border-bottom: 1px solid var(--border); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { height: 42px; width: auto; }
.brand b { display: block; color: var(--navy); font-size: 18px; font-weight: 800; line-height: 1; letter-spacing: -.01em; }
.brand small { display: block; color: var(--blue); font-size: 10px; font-weight: 600; letter-spacing: .3em; margin-top: 4px; }
nav.main { display: flex; align-items: center; gap: 6px; }
nav.main a { color: var(--text); text-decoration: none; font-size: 15px; font-weight: 500; padding: 8px 12px; border-radius: 8px; }
nav.main a:hover { color: var(--navy); background: var(--bg-alt); }
nav.main a[aria-current="page"] { color: var(--blue); }
nav.main a.btn { color: #fff; margin-left: 8px; }
.menu-btn { display: none; background: none; border: 1px solid var(--border); border-radius: 8px; width: 42px; height: 42px;
  cursor: pointer; color: var(--navy); }
.menu-btn svg { display: block; margin: auto; }

/* Buttons */
.btn { display: inline-block; background: var(--blue); color: #fff; text-decoration: none; font-weight: 600; font-size: 15px;
  padding: 11px 20px; border-radius: 10px; border: 1px solid var(--blue); cursor: pointer; font-family: inherit;
  transition: background .15s, border-color .15s; }
.btn:hover { background: var(--blue-600); border-color: var(--blue-600); }
.btn.ghost { background: transparent; color: var(--navy); border-color: var(--border); }
.btn.ghost:hover { background: var(--bg-alt); }
.btn.on-dark.ghost { color: #fff; border-color: rgba(255, 255, 255, .3); }
.btn.on-dark.ghost:hover { background: rgba(255, 255, 255, .08); }
.btn:disabled { opacity: .6; cursor: default; }

/* Hero */
.hero { background: radial-gradient(1200px 500px at 85% -10%, rgba(26, 127, 224, .35), transparent 60%), var(--navy-900);
  color: #C9D6E8; padding: 96px 0 88px; }
.hero h1 { color: #fff; font-size: clamp(34px, 5.4vw, 56px); letter-spacing: -.02em; margin: 0 0 20px; max-width: 760px; }
.hero h1 span { color: #5AB0FF; }
.hero p.lead { font-size: 19px; max-width: 620px; margin: 0 0 32px; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 48px; align-items: center; }
.hero-logo { width: 100%; max-width: 340px; justify-self: end; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--blue); margin-bottom: 12px; }
.hero .eyebrow { color: #5AB0FF; }
.page-hero { padding: 72px 0 56px; }
.page-hero h1 { font-size: clamp(32px, 4.6vw, 46px); }

/* Sections */
section { padding: 80px 0; }
section.alt { background: var(--bg-alt); }
.section-head { max-width: 680px; margin-bottom: 40px; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 36px); letter-spacing: -.015em; margin: 0 0 12px; }
.section-head p { margin: 0; font-size: 17px; color: var(--muted); }

.grid { display: grid; gap: 20px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

.card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.card h3 { font-size: 19px; margin: 16px 0 8px; }
.card p { margin: 0; }
.card ul { margin: 14px 0 0; padding-left: 20px; }
.card li { margin: 4px 0; }
.icon { width: 48px; height: 48px; border-radius: 12px; background: var(--blue-50); color: var(--blue);
  display: grid; place-items: center; }
.icon svg { width: 24px; height: 24px; }
a.card { display: block; text-decoration: none; color: inherit; transition: border-color .15s, transform .15s; }
a.card:hover { border-color: var(--blue); transform: translateY(-2px); }
.more { display: inline-block; margin-top: 14px; font-weight: 600; color: var(--blue); }

/* Process steps */
.steps { counter-reset: step; }
.step { position: relative; padding-top: 8px; }
.step::before { counter-increment: step; content: "0" counter(step); display: block; font-size: 14px; font-weight: 800;
  color: var(--blue); letter-spacing: .08em; margin-bottom: 10px; padding-bottom: 10px; border-bottom: 2px solid var(--border); }
.step h3 { font-size: 18px; margin: 0 0 6px; }
.step p { margin: 0; color: var(--muted); }

/* Feature / case study */
.feature { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; }
.feature h2 { font-size: clamp(26px, 3.4vw, 34px); margin: 0 0 14px; }
.showcase { background: linear-gradient(140deg, #0B1B33, #13365F); border-radius: 20px; padding: 48px; display: grid; place-items: center; min-height: 300px; }
.showcase img { width: 140px; height: 140px; border-radius: 30px; box-shadow: 0 20px 50px rgba(0, 0, 0, .4); }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 0; padding: 0; list-style: none; }
.tags li { font-size: 13px; font-weight: 600; color: var(--navy); background: var(--blue-50); border-radius: 999px; padding: 4px 12px; }
.checks { list-style: none; padding: 0; margin: 18px 0 0; }
.checks li { position: relative; padding-left: 28px; margin: 8px 0; }
.checks li::before { content: ""; position: absolute; left: 0; top: 6px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.2l2.3 2.3 4.7-4.9' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/16px no-repeat; }

/* Service detail rows */
.service { display: grid; grid-template-columns: 64px 1fr 1fr; gap: 28px; padding: 40px 0; border-top: 1px solid var(--border); scroll-margin-top: 90px; }
.service:first-child { border-top: 0; padding-top: 0; }
.service h2 { font-size: 24px; margin: 0 0 10px; }
.service p { margin: 0; }
.service .checks { margin-top: 0; }

/* CTA band */
.cta { background: var(--navy-900); color: #C9D6E8; border-radius: 20px; padding: 56px; display: flex; align-items: center;
  justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.cta h2 { color: #fff; font-size: clamp(24px, 3vw, 32px); margin: 0 0 8px; }
.cta p { margin: 0; }

/* Facts */
dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: 10px 24px; margin: 0; }
dl.facts dt { color: var(--muted); }
dl.facts dd { margin: 0; color: var(--heading); }

/* Contact form */
.contact-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: start; }
form.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
form.contact .full { grid-column: 1 / -1; }
form.contact label { display: block; font-size: 14px; font-weight: 600; color: var(--heading); margin-bottom: 6px; }
form.contact label .opt { font-weight: 400; color: var(--muted); }
form.contact input, form.contact select, form.contact textarea { width: 100%; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid #CBD5E1; border-radius: 10px; padding: 11px 13px; }
form.contact textarea { min-height: 150px; resize: vertical; }
form.contact input:focus, form.contact select:focus, form.contact textarea:focus { outline: 2px solid rgba(26, 127, 224, .35); border-color: var(--blue); }
form.contact .hp { position: absolute; left: -9999px; }
.form-note { font-size: 14px; color: var(--muted); margin: 0; }
.form-status { grid-column: 1 / -1; margin: 0; padding: 12px 14px; border-radius: 10px; font-size: 15px; }
.form-status:empty { display: none; }
.form-status.ok { background: #E8F7EE; color: #166534; }
.form-status.err { background: #FDECEC; color: #991B1B; }

/* Footer */
footer.site { background: var(--navy-900); color: #93A4BD; padding: 64px 0 32px; font-size: 15px; }
footer.site .cols { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; }
footer.site h4 { color: #fff; font-size: 14px; letter-spacing: .08em; text-transform: uppercase; margin: 0 0 14px; }
footer.site ul { list-style: none; padding: 0; margin: 0; }
footer.site li { margin: 6px 0; }
footer.site a { color: #93A4BD; text-decoration: none; }
footer.site a:hover { color: #fff; }
footer.site .brand b { color: #fff; }
footer.site .brand small { color: #5AB0FF; }
footer.site .tagline { color: #fff; font-weight: 700; margin: 18px 0 0; }
.tagline.dark { color: var(--blue); font-weight: 700; font-size: 18px; margin-top: 16px; }
footer.site .about { margin: 16px 0 0; max-width: 320px; }
footer.site .legal { border-top: 1px solid rgba(255, 255, 255, .1); margin-top: 48px; padding-top: 24px;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; font-size: 14px; }

/* Policy pages */
.doc { padding: 56px 20px 72px; max-width: 760px; }
.doc h1 { font-size: 34px; margin: 0 0 6px; }
.doc h2 { color: var(--navy); font-size: 20px; margin: 36px 0 8px; }
.doc .muted { color: var(--muted); font-size: 14px; }
.doc li { margin: 4px 0; }

@media (max-width: 960px) {
  .grid.cols-3, .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .feature, .contact-grid, .hero-grid { grid-template-columns: 1fr; }
  .hero-logo { display: none; }
  .service { grid-template-columns: 1fr; gap: 16px; }
  footer.site .cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .menu-btn { display: block; }
  nav.main { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    background: var(--bg); border-bottom: 1px solid var(--border); padding: 12px 20px 20px; gap: 2px; box-shadow: var(--shadow); }
  nav.main.open { display: flex; }
  nav.main a.btn { margin: 8px 0 0; text-align: center; }
  section { padding: 56px 0; }
  .hero { padding: 64px 0 56px; }
  .grid.cols-2, .grid.cols-3, .grid.cols-4, form.contact { grid-template-columns: 1fr; }
  .cta { padding: 36px 28px; }
  .showcase { padding: 32px; min-height: 220px; }
  dl.facts { grid-template-columns: 1fr; gap: 0; }
  dl.facts dd { margin-bottom: 12px; }
}
@media (max-width: 480px) {
  footer.site .cols { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  a.card { transition: none; }
}