:root {
  --navy: #0a3d62;
  --navy-dark: #06263f;
  --blue: #1e5f8b;
  --cyan: #82ccdd;
  --ink: #132335;
  --muted: #5f6f82;
  --line: #dce6ef;
  --panel: #ffffff;
  --soft: #f5f7fa;
  --soft-blue: #eaf2f8;
  --shadow: 0 18px 45px rgba(6, 38, 63, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(234, 242, 248, 0.72), rgba(245, 247, 250, 0.92) 28rem),
    var(--soft);
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
  line-height: 1.6;
}

body.menu-open {
  overflow: hidden;
}

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

a {
  color: inherit;
}

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

h1,
h2,
h3 {
  line-height: 1.08;
}

h1 {
  font-size: 3.45rem;
  margin-bottom: 1.2rem;
}

h2 {
  font-size: 2.35rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.18rem;
  margin-bottom: 0.7rem;
}

p {
  color: var(--muted);
}

.section-shell {
  width: min(100% - 2rem, 1180px);
  margin: 0 auto;
}

.sticky {
  position: sticky;
  top: 0;
  z-index: 1000;
}

.site-header {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem max(1rem, calc((100vw - 1180px) / 2));
  color: #ffffff;
  background: rgba(10, 61, 98, 0.94);
  border-bottom: 1px solid rgba(130, 204, 221, 0.22);
  box-shadow: 0 10px 35px rgba(6, 38, 63, 0.18);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  text-decoration: none;
}

.brand img {
  width: 210px;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.site-nav a {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 0.95rem;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.82);
  font-weight: 700;
  text-decoration: none;
  transition: background 180ms ease, color 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.active {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
  outline: none;
}

.hamburger {
  width: 44px;
  height: 44px;
  display: none;
  place-items: center;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
}

.hamburger span {
  width: 22px;
  height: 2px;
  display: block;
  grid-column: 1;
  grid-row: 1;
  background: #ffffff;
  border-radius: 999px;
  transition: transform 180ms ease, opacity 180ms ease;
}

.hamburger span:nth-child(1) {
  transform: translateY(-7px);
}

.hamburger span:nth-child(3) {
  transform: translateY(7px);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg);
}

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

#backdrop {
  display: none;
}

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: #ffffff;
  background:
    linear-gradient(90deg, rgba(6, 38, 63, 0.94), rgba(10, 61, 98, 0.76)),
    url("assets/images/hero-bg.png") center / cover no-repeat;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(130, 204, 221, 0.75), transparent);
  z-index: -1;
}

.hero-home {
  padding: 4.75rem 0 3.8rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.92fr);
  align-items: center;
  gap: 3rem;
}

.hero-copy {
  max-width: 700px;
}

.eyebrow {
  margin-bottom: 0.9rem;
  color: var(--cyan);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1,
.hero h2,
.page-hero h1,
.security-section h2,
.cta-band h2 {
  color: #ffffff;
}

.hero-lede,
.hero p,
.page-hero p,
.security-section p,
.cta-band p {
  color: rgba(255, 255, 255, 0.78);
}

.hero-lede {
  max-width: 640px;
  font-size: 1.15rem;
}

.hero-actions,
.cta-layout {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.hero-actions {
  margin: 2rem 0 2.3rem;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.78rem 1.1rem;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  outline: none;
}

.button-primary {
  color: var(--navy-dark);
  background: var(--cyan);
  box-shadow: 0 12px 26px rgba(130, 204, 221, 0.25);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #a6e5ef;
}

.button-secondary {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: rgba(130, 204, 221, 0.75);
  background: rgba(255, 255, 255, 0.14);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 0;
  padding: 1.2rem 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-stats div {
  min-width: 0;
}

.hero-stats dt {
  color: #ffffff;
  font-size: 1.2rem;
  font-weight: 850;
}

.hero-stats dd {
  margin: 0.15rem 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.92rem;
}

.hero-visual {
  position: relative;
  margin: 0;
  border: 1px solid rgba(130, 204, 221, 0.34);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.34);
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(130, 204, 221, 0.08), transparent 34%, rgba(6, 38, 63, 0.18));
  pointer-events: none;
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.standards-band {
  padding: 1.65rem 0;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
}

.standards-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.85fr);
  align-items: center;
  gap: 2rem;
}

.standards-layout h2 {
  max-width: 700px;
  margin-bottom: 0;
  color: var(--ink);
  font-size: 1.45rem;
}

.logo-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
  align-items: center;
}

.logo-row img {
  max-height: 48px;
  width: 100%;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.72;
}

.section-stack,
.contact-section {
  padding: 5.5rem 0;
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 2.3rem;
  text-align: center;
}

.section-heading.align-left {
  margin-left: 0;
  text-align: left;
}

.section-heading p {
  font-size: 1.05rem;
}

.feature-grid,
.security-grid,
.solution-grid,
.process-grid,
.contact-details {
  display: grid;
  gap: 1.1rem;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.feature-card,
.process-grid article,
.contact-details article,
.page-hero-card,
.contact-form {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 12px 34px rgba(6, 38, 63, 0.07);
}

.feature-card {
  min-height: 250px;
  padding: 1.45rem;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(30, 95, 139, 0.34);
  box-shadow: var(--shadow);
}

.feature-number {
  display: inline-block;
  margin-bottom: 1.4rem;
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 900;
}

.feature-card h3 {
  color: var(--ink);
}

.feature-card p {
  margin-bottom: 0;
}

.split-section {
  padding: 5.5rem 0;
  background: linear-gradient(180deg, #ffffff, var(--soft-blue));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.split-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.88fr);
  align-items: center;
  gap: 3rem;
}

.split-grid.reverse {
  grid-template-columns: minmax(320px, 0.88fr) minmax(0, 1fr);
}

.media-panel {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(10, 61, 98, 0.14);
  box-shadow: var(--shadow);
  background: var(--navy-dark);
}

.media-panel img {
  width: 100%;
  aspect-ratio: 16 / 11;
  object-fit: cover;
}

.split-copy {
  max-width: 620px;
}

.check-list {
  display: grid;
  gap: 0.75rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 1.65rem;
  color: #26394d;
  font-weight: 650;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58rem;
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: inset 0 0 0 3px #ffffff, 0 0 0 1px rgba(10, 61, 98, 0.18);
}

.security-section {
  padding: 5.7rem 0;
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(6, 38, 63, 0.98), rgba(10, 61, 98, 0.96)),
    url("assets/images/hero-bg.png") center / cover no-repeat;
}

.security-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  align-items: start;
  gap: 3rem;
}

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

.security-grid article {
  min-height: 160px;
  padding: 1.35rem;
  border: 1px solid rgba(130, 204, 221, 0.22);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.security-grid h3 {
  color: #ffffff;
}

.security-grid p {
  margin-bottom: 0;
}

.cta-band {
  padding: 3rem 0;
  color: #ffffff;
  background: var(--navy);
}

.cta-layout {
  justify-content: space-between;
}

.cta-layout h2 {
  max-width: 820px;
  margin-bottom: 0;
  font-size: 2rem;
}

.site-footer {
  padding: 2rem 0;
  color: #ffffff;
  background: var(--navy-dark);
}

.footer-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-layout img {
  width: 170px;
}

.footer-layout p {
  margin: 0;
  color: rgba(255, 255, 255, 0.7);
}

.page-hero {
  padding: 4.25rem 0;
  color: #ffffff;
  background:
    linear-gradient(90deg, rgba(6, 38, 63, 0.94), rgba(10, 61, 98, 0.7)),
    url("assets/images/hero-bg.png") center / cover no-repeat;
}

.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  align-items: end;
  gap: 2rem;
}

.page-hero h1 {
  max-width: 800px;
  font-size: 3rem;
}

.page-hero p {
  max-width: 720px;
  font-size: 1.08rem;
}

.page-hero-card {
  padding: 1.2rem;
  border-color: rgba(130, 204, 221, 0.25);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: none;
  backdrop-filter: blur(10px);
}

.page-hero-card p {
  margin-bottom: 0.45rem;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.9rem;
}

.page-hero-card strong {
  display: block;
  color: #ffffff;
  font-size: 1.2rem;
  line-height: 1.25;
}

.process-section {
  padding: 5.5rem 0;
  background: #ffffff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.process-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.process-grid article {
  padding: 1.45rem;
}

.process-grid span {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--blue);
  font-weight: 900;
}

.process-grid p {
  margin-bottom: 0;
}

.contact-hero {
  padding-bottom: 3.5rem;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1fr);
  align-items: start;
  gap: 3rem;
}

.contact-intro {
  position: sticky;
  top: 104px;
}

.contact-details {
  margin-top: 1.75rem;
}

.contact-details article {
  padding: 1.15rem;
}

.contact-details p {
  margin-bottom: 0;
}

.contact-form {
  display: grid;
  gap: 1.1rem;
  padding: 1.45rem;
}

.form-row {
  display: grid;
  gap: 0.45rem;
}

.contact-form label {
  color: var(--ink);
  font-weight: 800;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 0.85rem 0.95rem;
  border: 1px solid #c9d6e2;
  border-radius: 8px;
  color: var(--ink);
  background: #ffffff;
  font: inherit;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.contact-form textarea {
  min-height: 160px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(130, 204, 221, 0.28);
  outline: none;
}

.form-status {
  min-height: 1.5rem;
  margin: 0;
  font-weight: 800;
}

@media (max-width: 1020px) {
  h1 {
    font-size: 2.75rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero-grid,
  .standards-layout,
  .split-grid,
  .split-grid.reverse,
  .security-layout,
  .page-hero-grid,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 2rem;
  }

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

  .page-hero-card {
    max-width: 420px;
  }

  .contact-intro {
    position: static;
  }
}

@media (max-width: 820px) {
  .site-header {
    min-height: 68px;
    padding: 0.7rem 1rem;
  }

  .brand img {
    width: 176px;
  }

  .hamburger {
    display: grid;
  }

  .site-nav {
    position: fixed;
    top: 78px;
    left: 1rem;
    right: 1rem;
    display: grid;
    gap: 0.35rem;
    padding: 0.7rem;
    border: 1px solid rgba(130, 204, 221, 0.26);
    border-radius: 8px;
    background: rgba(10, 61, 98, 0.98);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.24);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-0.65rem);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  }

  .site-nav.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav a {
    justify-content: flex-start;
    width: 100%;
    padding: 0.9rem 1rem;
  }

  #backdrop {
    position: fixed;
    inset: 0;
    z-index: 850;
    display: none;
    background: rgba(4, 20, 34, 0.52);
  }

  #backdrop.show {
    display: block;
  }

  .hero-home {
    padding: 3rem 0 2.4rem;
  }

  .hero-actions {
    margin-bottom: 1.8rem;
  }

  .hero-stats,
  .feature-grid,
  .solution-grid,
  .process-grid,
  .security-grid {
    grid-template-columns: 1fr;
  }

  .logo-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-stack,
  .split-section,
  .security-section,
  .process-section,
  .contact-section {
    padding: 4rem 0;
  }
}

@media (max-width: 560px) {
  h1,
  .page-hero h1 {
    font-size: 2.15rem;
  }

  h2,
  .cta-layout h2 {
    font-size: 1.65rem;
  }

  .section-shell {
    width: min(100% - 1.25rem, 1180px);
  }

  .brand img {
    width: 150px;
  }

  .hero-lede,
  .page-hero p {
    font-size: 1rem;
  }

  .hero-actions,
  .cta-layout {
    align-items: stretch;
  }

  .button {
    width: 100%;
  }

  .hero-home {
    padding: 2.45rem 0 2rem;
  }

  .hero-stats,
  .hero-visual {
    display: none;
  }

  .media-panel img {
    aspect-ratio: 1 / 0.82;
  }

  .standards-layout h2 {
    font-size: 1.2rem;
  }

  .feature-card,
  .process-grid article,
  .contact-details article,
  .contact-form {
    padding: 1.1rem;
  }

  .footer-layout {
    align-items: flex-start;
    flex-direction: column;
  }
}