:root {
  --ink: #0c1722;
  --navy: #10243a;
  --blue: #1d4f73;
  --teal: #5fcdbc;
  --copper: #cb9952;
  --paper: #f6f8f7;
  --white: #ffffff;
  --muted: #64717d;
  --line: rgba(12, 23, 34, 0.12);
  --shadow: 0 24px 80px rgba(7, 18, 32, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 16px clamp(20px, 4vw, 64px);
  color: var(--white);
  transition: background 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(12, 23, 34, 0.94);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.38);
  background: rgba(255, 255, 255, 0.08);
  color: var(--teal);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.05;
}

.brand small {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 11px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2vw, 30px);
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
  font-weight: 650;
}

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

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.nav-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: end;
  padding: 130px clamp(20px, 5vw, 80px) 40px;
  overflow: hidden;
  color: var(--white);
  background: var(--navy);
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-media {
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(6, 14, 25, 0.95) 0%, rgba(8, 18, 31, 0.72) 44%, rgba(8, 18, 31, 0.26) 100%),
    linear-gradient(0deg, rgba(8, 18, 31, 0.92) 0%, rgba(8, 18, 31, 0) 44%);
}

.hero-content {
  position: relative;
  max-width: 760px;
  padding-bottom: 120px;
}

.eyebrow,
.section-label {
  margin: 0 0 14px;
  color: var(--copper);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(42px, 7vw, 86px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  font-size: 20px;
  line-height: 1.2;
}

.hero-copy {
  max-width: 640px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(17px, 2vw, 21px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 13px 19px;
  border: 1px solid transparent;
  font-weight: 800;
  line-height: 1.1;
}

.btn.primary {
  background: var(--teal);
  color: #06121d;
}

.btn.secondary {
  border-color: rgba(255, 255, 255, 0.42);
  color: var(--white);
}

.hero-stats {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 760px;
  background: rgba(255, 255, 255, 0.18);
}

.hero-stats article {
  min-height: 104px;
  padding: 22px;
  background: rgba(8, 18, 31, 0.7);
  backdrop-filter: blur(10px);
}

.hero-stats strong {
  display: block;
  color: var(--teal);
  font-size: 32px;
  line-height: 1;
}

.hero-stats span {
  color: rgba(255, 255, 255, 0.74);
  font-size: 14px;
}

.section {
  padding: clamp(72px, 9vw, 128px) clamp(20px, 5vw, 80px);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(32px, 7vw, 92px);
  align-items: start;
}

.prose {
  color: #384752;
  font-size: 18px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 34px;
}

.section-heading h2 {
  margin-bottom: 0;
}

.section-heading p {
  max-width: 480px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 17px;
}

.services {
  background: var(--white);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.service-card {
  min-height: 310px;
  padding: 28px;
  border: 1px solid var(--line);
  background: #fbfcfb;
}

.service-card .icon {
  display: inline-grid;
  width: 46px;
  height: 46px;
  place-items: center;
  margin-bottom: 46px;
  background: #e7f5f2;
  color: #126457;
  font-weight: 900;
}

.service-card p,
.standards-grid p {
  color: var(--muted);
}

.fba-band {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(32px, 7vw, 88px);
  background: var(--navy);
  color: var(--white);
}

.fba-content p {
  color: rgba(255, 255, 255, 0.74);
  font-size: 18px;
}

.process-list {
  display: grid;
  gap: 12px;
}

.process-list article {
  display: grid;
  grid-template-columns: 72px 1fr;
  align-items: center;
  min-height: 86px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
}

.process-list strong {
  display: grid;
  height: 100%;
  place-items: center;
  border-right: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--copper);
}

.process-list span {
  padding: 18px 22px;
  color: rgba(255, 255, 255, 0.82);
}

.investment {
  background: #eef3f1;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.metrics div {
  min-height: 150px;
  padding: 26px;
  border-left: 5px solid var(--teal);
  background: var(--white);
  box-shadow: 0 8px 30px rgba(20, 38, 52, 0.06);
}

.metrics span,
.note {
  color: var(--muted);
}

.metrics strong {
  display: block;
  margin-top: 8px;
  font-size: 26px;
  line-height: 1.1;
}

.note {
  max-width: 900px;
  margin: 28px 0 0;
  font-size: 14px;
}

.standards {
  background: var(--white);
}

.standards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 30px;
}

.standards-grid article {
  padding-top: 24px;
  border-top: 2px solid var(--line);
}

.contact {
  background: linear-gradient(135deg, var(--navy), #183d44);
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.7fr);
  gap: clamp(32px, 6vw, 72px);
  align-items: start;
  max-width: 1180px;
  margin: 0 auto;
  color: var(--white);
}

.contact-panel p {
  max-width: 560px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 18px;
}

.contact-form {
  display: grid;
  gap: 14px;
  padding: 28px;
  background: var(--white);
  color: var(--ink);
  box-shadow: var(--shadow);
}

label {
  display: grid;
  gap: 7px;
  color: #43505a;
  font-size: 13px;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #cbd5d5;
  background: #fbfcfb;
  color: var(--ink);
  font: inherit;
  padding: 12px;
}

textarea {
  resize: vertical;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 28px clamp(20px, 5vw, 80px);
  background: #07121d;
  color: rgba(255, 255, 255, 0.74);
}

.site-footer strong,
.site-footer span {
  display: block;
}

.site-footer strong {
  color: var(--white);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

@media (max-width: 980px) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: 76px;
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    background: rgba(12, 23, 34, 0.97);
    box-shadow: var(--shadow);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a {
    padding: 14px;
  }

  .hero {
    min-height: 840px;
  }

  .hero-content {
    padding-bottom: 80px;
  }

  .split,
  .fba-band,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .section-heading {
    display: block;
  }

  .service-grid,
  .metrics,
  .standards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .site-header {
    min-height: 68px;
    padding: 12px 16px;
  }

  .brand small {
    display: none;
  }

  .main-nav {
    top: 68px;
    right: 16px;
    left: 16px;
  }

  .hero {
    min-height: 790px;
    padding: 112px 18px 24px;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(6, 14, 25, 0.94), rgba(6, 14, 25, 0.72)),
      linear-gradient(0deg, rgba(8, 18, 31, 0.92), rgba(8, 18, 31, 0));
  }

  .hero-content {
    padding-bottom: 32px;
  }

  h1 {
    font-size: 41px;
  }

  .hero-actions,
  .btn {
    width: 100%;
  }

  .hero-stats,
  .service-grid,
  .metrics,
  .standards-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats article {
    min-height: 86px;
  }

  .section {
    padding: 66px 18px;
  }

  .service-card {
    min-height: auto;
  }

  .service-card .icon {
    margin-bottom: 26px;
  }

  .process-list article {
    grid-template-columns: 58px 1fr;
  }

  .contact-form {
    padding: 20px;
  }

  .site-footer {
    display: block;
  }

  .footer-links {
    margin-top: 18px;
  }
}