:root {
  --navy: #1a2b5c;
  --navy-deep: #101d40;
  --navy-ink: #0b1530;
  --accent: #2e4a9e;
  --ink: #131a2c;
  --muted: #59617a;
  --line: #d9deeb;
  --line-strong: #b9c2d8;
  --wash: #f3f5fa;
  --white: #ffffff;
  --font-display: "Sora", -apple-system, "Segoe UI", sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --maxw: 1120px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  position: relative;
  overflow-x: hidden;
}

/* The subtle striped-C from the logo, top-left like the business card */
.page-c {
  position: absolute;
  top: -50px;
  left: -55px;
  width: 640px;
  height: 640px;
  z-index: -1;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(115deg, #000 45%, transparent 95%);
  mask-image: linear-gradient(115deg, #000 45%, transparent 95%);
}
.page-c svg { width: 100%; height: 100%; }

a { color: var(--accent); text-decoration: none; }
p a { text-decoration: underline; text-underline-offset: 3px; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* ---------- top bar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 22px 28px;
}

.topbar-logo img { display: block; height: auto; }

.topbar-nav { display: flex; align-items: center; gap: 30px; }

.topbar-nav > a:not(.btn) {
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
}
.topbar-nav > a:not(.btn):hover { border-bottom-color: var(--navy); }

.nav-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  margin-right: 7px;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 14px 22px;
  border-radius: 0;
  white-space: nowrap;
}

.btn-arrow { transition: transform 0.18s ease; }
.btn:hover .btn-arrow { transform: translateX(5px); }

.btn-solid {
  background: var(--navy);
  color: var(--white);
  box-shadow: 4px 4px 0 0 var(--line-strong);
  transition: box-shadow 0.15s ease, transform 0.15s ease, background 0.15s ease;
}
.btn-solid:hover {
  background: var(--navy-deep);
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 0 var(--line-strong);
}

.btn-nav { padding: 11px 18px; box-shadow: none; }
.btn-nav:hover { transform: none; box-shadow: none; }

.btn-line {
  border: 1px solid var(--navy);
  color: var(--navy);
  background: linear-gradient(to right, var(--navy) 50%, transparent 50%);
  background-size: 200% 100%;
  background-position: 100% 0;
  transition: background-position 0.22s ease, color 0.22s ease;
}
.btn-line:hover { background-position: 0 0; color: var(--white); }

/* ---------- hero ---------- */
.hero {
  position: relative;
}

.hero-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 96px 28px 88px;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  color: var(--navy);
  margin-bottom: 28px;
}

.h1-accent { color: var(--accent); }

.hero-sub {
  font-size: 1.13rem;
  color: var(--muted);
  max-width: 590px;
  margin-bottom: 38px;
}

.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- sections ---------- */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 84px 28px;
}

.section-alt {
  max-width: none;
  background: var(--wash);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section-alt > * { max-width: var(--maxw); margin-left: auto; margin-right: auto; }

.section-head { margin-bottom: 44px; }

.section-index {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 10px;
}
.section-index::after {
  content: "";
  display: inline-block;
  width: 44px;
  height: 1px;
  background: var(--accent);
  vertical-align: middle;
  margin-left: 12px;
}

.section-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  letter-spacing: -0.015em;
  color: var(--navy);
}

.section-sub { color: var(--muted); max-width: 620px; margin-top: 14px; }

/* ---------- product divisions ---------- */
.divisions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.col-rule {
  display: block;
  width: 100%;
  height: 3px;
  background: repeating-linear-gradient(to right, var(--navy) 0 26px, transparent 26px 34px);
  margin-bottom: 18px;
}

.division h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.08rem;
  color: var(--navy);
}

.division p {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 7px;
}

/* ---------- careers ---------- */
.filters {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 8px;
}

.filter-tab {
  appearance: none;
  border: none;
  background: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 10px 2px 12px;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.filter-tab:hover { color: var(--navy); }
.filter-tab.active { color: var(--navy); border-bottom-color: var(--navy); }
.filter-tab .count { color: var(--accent); margin-left: 5px; }

.jobs { display: flex; flex-direction: column; }

.job {
  display: grid;
  grid-template-columns: 58px 1.4fr 1fr 1fr 30px;
  align-items: center;
  gap: 18px;
  padding: 20px 10px;
  border-bottom: 1px solid var(--line);
  color: inherit;
  position: relative;
  transition: background 0.15s ease;
}
.job:hover { background: rgba(26, 43, 92, 0.045); }
.job:hover .job-go { transform: translateX(5px); color: var(--navy); }

.job-index {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--accent);
}

.job-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--ink);
}

.job-dept, .job-loc {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.job-go {
  font-size: 1.15rem;
  color: var(--muted);
  transition: transform 0.18s ease, color 0.18s ease;
  justify-self: end;
}

.jobs-empty { color: var(--muted); padding: 26px 10px; font-size: 0.95rem; }

/* ---------- contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--line-strong);
}

.contact-block {
  padding: 30px 10px;
  border-bottom: 1px solid var(--line);
}

.contact-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.contact-block p { color: var(--muted); }

.contact-note { font-size: 0.9rem; margin-top: 6px; }
.contact-note em { color: var(--accent); }

.contact-big {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--navy);
}
.contact-big:hover { text-decoration: underline; text-underline-offset: 4px; }

/* ---------- footer ---------- */
footer { background: var(--wash); border-top: 1px solid var(--line); }

.footer-stripes { display: flex; flex-direction: column; gap: 5px; padding-top: 5px; }
.footer-stripes i { display: block; height: 3px; background: var(--navy); opacity: 0.4; }
.footer-stripes i:nth-child(2) { opacity: 0.28; margin-right: 8%; }
.footer-stripes i:nth-child(3) { opacity: 0.17; margin-right: 16%; }
.footer-stripes i:nth-child(4) { opacity: 0.08; margin-right: 24%; }

.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 48px 28px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-logo-link img { display: block; height: auto; }

.footer-nav { display: flex; gap: 26px; }
.footer-nav a {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.footer-nav a:hover { color: var(--navy); }

.footer-legal {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px 28px;
  font-size: 0.78rem;
  color: var(--muted);
}

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .divisions { grid-template-columns: 1fr; gap: 30px; }
  .job { grid-template-columns: 44px 1fr 30px; }
  .job-dept { display: none; }
  .job-loc { grid-column: 2; grid-row: 2; }
  .job-title { grid-column: 2; }
  .job-go { grid-row: 1 / span 2; }
}

@media (max-width: 700px) {
  .topbar-nav > a:not(.btn) { display: none; }
  .hero-inner { padding: 64px 20px 60px; }
  .page-c { width: 420px; height: 420px; top: -35px; left: -40px; }
  .section { padding: 60px 20px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}