:root {
  --navy: #10233d;
  --navy-deep: #0b1a2e;
  --steel: #5b6b7d;
  --steel-light: #9aa8b6;
  --blue: #2f6fb0;
  --brass: #b3894f;
  --paper: #f6f7f8;
  --line: #e2e6ea;
  --white: #ffffff;
  --ink: #171b20;

  --font-display: 'Archivo', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { max-width: 100%; display: block; }

.wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

@media (max-width: 640px) {
  .wrap { padding: 0 22px; }
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  padding: 14px 28px;
  border-radius: 3px;
  border: 1px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.btn-primary:hover { background: #245a8f; border-color: #245a8f; }

.btn-outline-light {
  color: var(--white);
  border-color: rgba(255,255,255,0.55);
}
.btn-outline-light:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }

.btn-nav {
  padding: 10px 20px;
  font-size: 0.88rem;
  background: var(--line);
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--navy);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 32px;
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--white);
  white-space: nowrap;
}

.wordmark span { color: var(--steel-light); font-weight: 600; }

.main-nav {
  display: flex;
  gap: 36px;
  flex: 1;
  justify-content: center;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  color: #cbd3db;
  transition: color 0.15s ease;
}

.main-nav a:hover { color: var(--white); }

@media (max-width: 780px) {
  .main-nav { display: none; }
  .header-inner { justify-content: space-between; }
}

@media (max-width: 480px) {
  .btn-nav { display: none; }
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  isolation: isolate;
  padding: 170px 0 130px;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
}

.hero-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(11,26,46,0.96) 0%, rgba(11,26,46,0.88) 32%, rgba(11,26,46,0.62) 60%, rgba(11,26,46,0.38) 100%);
}

.hero-inner { max-width: 760px; }

.eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: #8fb8de;
  margin: 0 0 22px 0;
}

.eyebrow-dark { color: var(--blue); }

.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.4rem, 4.6vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0 0 26px 0;
  color: var(--white);
}

.hero-sub {
  font-size: 1.18rem;
  line-height: 1.6;
  color: #d7dde3;
  max-width: 52ch;
  margin: 0 0 40px 0;
}

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

@media (max-width: 640px) {
  .hero { padding: 128px 0 84px; }
  .hero-scrim { background: linear-gradient(180deg, rgba(11,26,46,0.92) 0%, rgba(11,26,46,0.94) 55%, rgba(11,26,46,0.97) 100%); }
}

/* ---------- Stats band ---------- */

.stats-band {
  background: var(--navy-deep);
  padding: 44px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: center;
  padding: 0 12px;
  border-left: 1px solid rgba(255,255,255,0.12);
}

.stat:first-child { border-left: none; }

.stat-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2.1rem;
  color: var(--white);
  letter-spacing: -0.01em;
}

.stat-label {
  font-size: 0.86rem;
  color: #9fb3c8;
}

@media (max-width: 700px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); row-gap: 28px; }
  .stat:nth-child(3) { border-left: none; }
}

/* ---------- Section intro ---------- */

.section-intro {
  max-width: 640px;
  margin: 0 0 64px 0;
}

.section-intro h2, .about-copy h2, .contact-copy h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 3.4vw, 2.5rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 18px 0;
  color: var(--navy);
}

.section-lede {
  font-size: 1.08rem;
  color: var(--steel);
  margin: 0;
}

/* ---------- Capabilities: feature rows ---------- */

.capabilities {
  padding: 100px 0;
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 56px 0;
  border-top: 1px solid var(--line);
}

.feature-row-reverse .feature-media { order: 2; }
.feature-row-reverse .feature-copy { order: 1; }

.feature-media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 4px;
}

.feature-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-copy h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.7rem;
  color: var(--navy);
  margin: 0 0 16px 0;
}

.feature-copy p {
  font-size: 1.04rem;
  color: #3d4650;
  max-width: 46ch;
  margin: 0 0 20px 0;
}

.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-list li {
  font-size: 0.94rem;
  color: var(--navy);
  font-weight: 600;
  padding-left: 22px;
  position: relative;
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 2px;
  background: var(--blue);
}

@media (max-width: 820px) {
  .feature-row, .feature-row-reverse {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 40px 0;
  }
  .feature-row-reverse .feature-media { order: 1; }
  .feature-row-reverse .feature-copy { order: 2; }
  .capabilities { padding: 64px 0; }
}

/* ---------- Materials band ---------- */

.materials-band {
  margin-top: 40px;
  padding: 40px 44px;
  background: var(--paper);
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.materials-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--navy);
  margin: 0;
  white-space: nowrap;
}

.materials-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
}

.materials-grid span {
  font-size: 0.95rem;
  color: var(--steel);
  font-weight: 500;
}

/* ---------- About ---------- */

.about {
  padding: 100px 0;
  background: var(--paper);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 72px;
  align-items: center;
}

.about-media {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 4px;
}

.about-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-copy p {
  font-size: 1.06rem;
  color: #3d4650;
  max-width: 52ch;
  margin: 0 0 18px 0;
}

@media (max-width: 820px) {
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-media { aspect-ratio: 16/10; }
  .about { padding: 64px 0; }
}

/* ---------- Contact ---------- */

.contact {
  padding: 100px 0;
  background: var(--navy);
  color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.contact-copy h2 { color: var(--white); }

.contact-lede {
  font-size: 1.08rem;
  color: #c3ccd5;
  max-width: 42ch;
  margin: 0;
}

.contact-details {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 4px;
  padding: 32px;
}

.contact-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.14);
  font-size: 1rem;
}

.contact-row:first-child { padding-top: 0; }

.contact-label {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: #8fa4b8;
  font-weight: 600;
}

.contact-details a { color: var(--white); text-decoration: underline; text-decoration-color: var(--blue); }

.contact-btn { margin-top: 24px; width: 100%; text-align: center; }

@media (max-width: 820px) {
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .contact { padding: 64px 0; }
}

/* ---------- Footer ---------- */

.site-footer {
  padding: 28px 0;
  background: var(--navy-deep);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-logo {
  height: 24px;
  width: auto;
}

.footer-copy { color: #8296a9; }

/* ---------- Accessibility ---------- */

a:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

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