:root {
  --navy: #061a3d;
  --navy-2: #092b63;
  --blue: #008cff;
  --cyan: #22c4ff;
  --silver: #7a8491;
  --light: #f4f8fc;
  --text: #0b214f;
  --muted: #5d6878;
  --border: #dbe8f6;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: #fff;
}

a { color: inherit; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 7%;
  background: rgba(6, 26, 61, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.brand img { width: 230px; max-width: 42vw; display: block; }
.nav { display: flex; gap: 28px; align-items: center; }
.nav a {
  color: white;
  text-decoration: none;
  text-transform: uppercase;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
}
.nav a:hover { color: var(--cyan); }
.menu-toggle { display: none; color: white; background: none; border: 0; font-size: 28px; }

.hero {
  position: relative;
  overflow: hidden;
  min-height: 620px;
  background:
    radial-gradient(circle at 78% 38%, rgba(0,140,255,.30), transparent 27%),
    linear-gradient(120deg, rgba(6,26,61,.98), rgba(7,31,73,.94)),
    var(--navy);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .26;
  background-image:
    linear-gradient(rgba(34,196,255,.24) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34,196,255,.24) 1px, transparent 1px),
    radial-gradient(circle, rgba(34,196,255,.7) 1px, transparent 1px);
  background-size: 52px 52px, 52px 52px, 18px 18px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 100%);
}

.hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: 50px;
  width: 650px;
  height: 650px;
  border: 1px solid rgba(34,196,255,.22);
  border-radius: 50%;
  background: repeating-radial-gradient(circle, transparent 0 32px, rgba(34,196,255,.10) 33px 34px);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 40px;
  min-height: 620px;
  padding: 80px 7%;
}
.hero-text { max-width: 620px; color: white; }
.eyebrow {
  margin: 0 0 14px;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: .16em;
  font-weight: 800;
  color: var(--cyan);
}
.eyebrow.blue { color: #006fd1; }
.hero h1 {
  margin: 0;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.02;
  letter-spacing: -.03em;
}
.lead {
  margin: 24px 0 0;
  font-size: 19px;
  line-height: 1.7;
  color: #dbeaff;
}
.hero-actions { display: flex; gap: 16px; margin-top: 32px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border-radius: 7px;
  text-decoration: none;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: 14px;
}
.btn.primary { background: linear-gradient(135deg, #006fd1, #008cff); color: white; box-shadow: 0 14px 30px rgba(0,140,255,.25); }
.btn.secondary { border: 1px solid rgba(255,255,255,.75); color: white; }
.btn.light { background: white; color: var(--navy); }
.hero-visual {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(0,0,0,.35);
  transform: perspective(900px) rotateY(-7deg) rotateX(2deg);
}
.hero-visual img { width: 100%; height: 430px; object-fit: cover; display: block; }

.section { padding: 76px 7%; }
.section-title { text-align: center; max-width: 760px; margin: 0 auto 36px; }
.section h2, .industries-band h2, .contact-section h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.15;
  color: var(--text);
}
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  position: relative;
  min-height: 210px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.98), rgba(247,251,255,.96)),
    radial-gradient(circle at 100% 100%, rgba(0,140,255,.12), transparent 30%);
  box-shadow: 0 16px 38px rgba(6,26,61,.07);
  overflow: hidden;
}
.card::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 150px;
  height: 150px;
  opacity: .18;
  background-image: linear-gradient(45deg, transparent 48%, #008cff 49% 51%, transparent 52%);
  background-size: 18px 18px;
  transform: rotate(10deg);
}
.icon { font-size: 38px; color: #006fd1; font-weight: 800; margin-bottom: 18px; }
.card h3 { margin: 0 0 12px; font-size: 18px; text-transform: uppercase; letter-spacing: .03em; }
.card p { margin: 0; color: #3f4a5d; line-height: 1.7; }

.industries-band {
  padding: 56px 7%;
  text-align: center;
  color: white;
  background:
    linear-gradient(rgba(6,26,61,.94), rgba(6,26,61,.95)),
    linear-gradient(45deg, rgba(0,140,255,.14) 25%, transparent 25% 50%, rgba(0,140,255,.14) 50% 75%, transparent 75%);
  background-size: auto, 70px 70px;
}
.industries-band h2 { color: white; margin-bottom: 30px; }
.industry-list { display: flex; justify-content: center; gap: 0; flex-wrap: wrap; }
.industry-list span {
  padding: 16px 28px;
  border-left: 1px solid rgba(255,255,255,.25);
  text-transform: uppercase;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .08em;
}
.industry-list span:last-child { border-right: 1px solid rgba(255,255,255,.25); }

.about { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; background: var(--light); }
.about-image img { width: 100%; border-radius: 18px; box-shadow: 0 26px 60px rgba(6,26,61,.18); display: block; }
.about-text p { color: #3f4a5d; line-height: 1.8; font-size: 17px; }
ul { margin: 20px 0 0; padding-left: 20px; color: #3f4a5d; line-height: 1.9; }

.contact-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  padding: 70px 7%;
  color: white;
  background: linear-gradient(135deg, var(--navy), #003f7e);
}
.contact-section h2 { color: white; max-width: 780px; }
.contact-section p { color: #dbeaff; font-size: 17px; }

.footer {
  padding: 40px 7% 24px;
  background: #031126;
  color: white;
  text-align: center;
}
.footer-brand img { width: 140px; opacity: .95; }
.footer-brand p { color: #b8c7db; }
.footer-links { display: flex; justify-content: center; gap: 24px; margin: 20px 0; flex-wrap: wrap; }
.footer-links a { color: #dbeaff; text-decoration: none; }
.copyright { color: #8698b2; font-size: 13px; margin: 24px 0 0; }

@media (max-width: 920px) {
  .menu-toggle { display: block; }
  .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    padding: 20px 7%;
    flex-direction: column;
    align-items: flex-start;
    background: var(--navy);
  }
  .nav.open { display: flex; }
  .hero-grid, .about { grid-template-columns: 1fr; }
  .hero-visual { transform: none; }
  .cards { grid-template-columns: 1fr; }
  .contact-section { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px) {
  .brand img { width: 180px; }
  .hero { min-height: auto; }
  .hero-grid { padding: 58px 7%; min-height: auto; }
  .hero-visual img { height: 260px; }
  .industry-list span { width: 100%; border-right: 0 !important; }
}

.founder-section {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 60px;
    align-items: center;
    padding-top: 90px;
    padding-bottom: 90px;
}

.founder-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 45px rgba(0,0,0,0.18);
}
.founder-linkedin {
    margin-top: 25px;
}

.founder-linkedin a {
    color: #0078d7;
    font-weight: 600;
    text-decoration: none;
}

.founder-linkedin a:hover {
    text-decoration: underline;
}
.founder-text h2 {
    margin-bottom: 10px;
}

.founder-text h3 {
    color: #0078d7;
    margin-bottom: 30px;
    font-weight: 600;
}

.founder-text p {
    margin-bottom: 18px;
    line-height: 1.8;
}

@media (max-width: 900px) {
    .founder-section {
        grid-template-columns: 1fr;
    }

    .founder-image {
        max-width: 450px;
        margin: auto;
    }
}
/* ---------- Engineering Insights Library ---------- */

.insights-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
    margin-top: 38px;
}

.insight-card {
    display: grid;
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 26px;
    align-items: start;

    background: #ffffff;
    border: 1px solid rgba(0, 90, 180, 0.15);
    border-radius: 18px;
    padding: 26px;
    box-shadow: 0 14px 35px rgba(0, 25, 70, 0.08);
}

.insight-card > img {
    display: block;
    width: 150px;
    max-width: 100%;
    height: auto;
    border-radius: 9px;
    border: 1px solid #d7dce5;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.16);
}

.insight-text {
    min-width: 0;
}

.insight-text .issue {
    margin: 0 0 8px;
    color: #0078d7;
    font-size: 0.88rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.insight-text h3 {
    margin: 0 0 12px;
    color: #06245c;
    font-size: 1.45rem;
    line-height: 1.25;
}

.insight-text p {
    margin: 0;
    color: #465267;
    line-height: 1.7;
}

.insight-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 22px;
}

.insight-actions .btn {
    min-width: 105px;
    padding: 11px 18px;
}

.insight-actions .btn.secondary {
    color: #006fd1;
    border: 1px solid #006fd1;
    background: transparent;
}

@media (max-width: 1100px) {
    .insights-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .insight-card {
        grid-template-columns: 1fr;
        padding: 22px;
        text-align: center;
    }

    .insight-card > img {
        width: 170px;
        margin: 0 auto;
    }

    .insight-actions {
        justify-content: center;
    }
}