*, *::before, *::after { box-sizing: border-box; }

:root {
  --ink: #071421;
  --navy: #013a73;
  --green: #97d700;
  --page: #f7f8f5;
  --paper: #ffffff;
  --line: #d9dfdf;
  --muted: #4b5560;
  --soft: #e6e9e7;
  --dark: #060d14;
  --dark-panel: #0b1824;
}

html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: linear-gradient(180deg, #ffffff 0%, var(--page) 56%, var(--soft) 100%);
  color: var(--ink);
  font-family: Raleway, Inter, Arial, sans-serif;
  line-height: 1.65;
}
a { color: var(--navy); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 24px 48px; border-bottom: 1px solid var(--line); background: var(--paper);
}
.brand { display: flex; flex-direction: column; }
.brand-main { font-family: 'Orbitron', 'Russo One', sans-serif; font-weight: 700; font-size: 22px; letter-spacing: 1.5px; color: var(--ink); }
.brand-sub { font-size: 11px; letter-spacing: 1px; color: var(--muted); text-transform: uppercase; }
.nav a { margin-left: 24px; font-size: 14px; font-weight: 600; }

main { max-width: 1180px; margin: 0 auto; padding: 0 32px; }

.hero { padding: 96px 0 64px; }
.eyebrow { font-size: 12px; letter-spacing: 2px; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; }
.hero h1 { font-family: 'Orbitron', sans-serif; font-size: 64px; line-height: 1.05; margin: 0 0 24px; letter-spacing: 0.5px; }
.hero h1 span { color: var(--navy); }
.lede { font-size: 18px; max-width: 760px; color: var(--ink); }

.actions { margin-top: 32px; display: flex; gap: 16px; flex-wrap: wrap; }
.button { display: inline-block; padding: 14px 28px; font-weight: 700; font-size: 14px; letter-spacing: 0.5px; text-transform: uppercase; border-radius: 4px; border: 2px solid var(--navy); transition: all 0.2s; }
.button.primary { background: var(--navy); color: #fff; }
.button.primary:hover { background: var(--ink); border-color: var(--ink); text-decoration: none; }
.button.secondary { background: transparent; color: var(--navy); }
.button.secondary:hover { background: var(--navy); color: #fff; text-decoration: none; }

.band { padding: 80px 0; border-top: 1px solid var(--line); }
.band.dark { background: var(--dark-panel); color: #f0f4f7; border-color: var(--dark); margin: 0 -32px; padding-left: 32px; padding-right: 32px; }
.band.dark h2, .band.dark h3 { color: #fff; }
.band.dark p { color: #c8d4dd; }

.section-head h2 { font-family: 'Orbitron', sans-serif; font-size: 32px; margin: 0 0 16px; letter-spacing: 0.5px; }
.section-head p { font-size: 16px; max-width: 820px; color: var(--muted); }
.band.dark .section-head p { color: #c8d4dd; }

.capability-matrix { width: 100%; margin-top: 40px; border-collapse: collapse; background: var(--paper); }
.capability-matrix th, .capability-matrix td { padding: 18px 20px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); font-size: 14px; }
.capability-matrix thead th { background: var(--ink); color: #fff; font-family: 'Orbitron', sans-serif; letter-spacing: 1px; text-transform: uppercase; font-size: 12px; }
.capability-matrix tbody th { width: 18%; background: var(--soft); font-weight: 700; }
.capability-matrix tbody td:first-of-type { width: 42%; }

.benefit-grid { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.benefit-grid li { padding: 24px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: 6px; }
.benefit-grid h3 { margin: 0 0 8px; font-family: 'Orbitron', sans-serif; font-size: 16px; letter-spacing: 0.5px; }
.benefit-grid p { margin: 0; font-size: 14px; color: #c8d4dd; }

.sdt-portfolio-loop {
  margin: 80px 0 0;
  padding: clamp(42px, 6vw, 68px) clamp(18px, 4vw, 46px);
  background: #050b12;
  color: #f0f4f7;
  border: 1px solid rgba(69, 139, 196, 0.72);
  border-bottom: 2px solid var(--green);
  border-radius: 6px;
}
.sdt-portfolio-loop__inner { width: min(1120px, 100%); margin: 0 auto; }
.sdt-portfolio-loop__eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.26em;
  line-height: 1.3;
  text-align: center;
  text-transform: uppercase;
}
.sdt-portfolio-loop__title {
  margin: 0 0 30px;
  color: #fff;
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(30px, 5vw, 52px);
  font-weight: 900;
  letter-spacing: 0.04em;
  line-height: 1.04;
  text-align: center;
  text-transform: uppercase;
}
.sdt-portfolio-loop__grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}
.sdt-portfolio-loop__card {
  display: flex;
  min-height: 132px;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
  padding: 22px;
  border: 1px solid rgba(69, 139, 196, 0.72);
  border-radius: 8px;
  background: linear-gradient(145deg, rgba(10, 28, 42, 0.98), rgba(7, 18, 27, 0.98));
  color: #fff;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.18);
  transition: transform 0.16s ease, border-color 0.16s ease;
}
.sdt-portfolio-loop__card:hover {
  border-color: var(--green);
  color: #fff;
  text-decoration: none;
  transform: translateY(-2px);
}
.sdt-portfolio-loop__role {
  color: var(--green);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.22em;
  line-height: 1.2;
  text-transform: uppercase;
}
.sdt-portfolio-loop__by {
  color: #fff;
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 900;
  line-height: 1.12;
}
.sdt-portfolio-loop__note {
  max-width: 780px;
  margin: 26px auto 0;
  color: #c2d4e0;
  font-size: 15px;
  line-height: 1.65;
  text-align: center;
}

.site-footer { margin-top: 80px; padding: 40px 48px; background: var(--ink); color: #c8d4dd; font-size: 13px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.site-footer a { color: var(--green); }
.footer-links a { margin-left: 16px; }

@media (max-width: 720px) {
  .hero { padding: 48px 0 32px; }
  .hero h1 { font-size: 40px; }
  .site-header { flex-direction: column; gap: 16px; padding: 20px 24px; }
  .nav a { margin: 0 12px; }
  main { padding: 0 20px; }
  .band { padding: 48px 0; }
  .capability-matrix th, .capability-matrix td { padding: 12px 14px; font-size: 13px; }
  .sdt-portfolio-loop__grid { grid-template-columns: 1fr; }
}