:root {
  --navy: #06233f;
  --blue: #0d5f8f;
  --steel: #eaf2f7;
  --green: #10a34a;
  --orange: #f47a20;
  --ink: #172033;
  --muted: #5e6b7d;
  --white: #ffffff;
  --shadow: 0 20px 45px rgba(6, 35, 63, 0.12);
  --radius: 22px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: #ffffff;
  line-height: 1.65;
}

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

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

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 12px 28px rgba(6, 35, 63, 0.08);
  backdrop-filter: blur(14px);
}

.top-strip {
  min-height: 38px;
  padding: 7px clamp(18px, 4vw, 60px);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 24px;
  color: #ffffff;
  background: linear-gradient(90deg, var(--navy), var(--blue));
  font-size: 14px;
  font-weight: 700;
}

.top-strip span {
  margin-right: auto;
  letter-spacing: 0.02em;
}

.top-strip a:hover {
  color: #dff7e8;
}

.navbar {
  min-height: 82px;
  padding: 0 clamp(18px, 4vw, 60px);
  display: flex;
  align-items: center;
  gap: 28px;
  background: linear-gradient(90deg, #ffffff 0%, #f3faf6 52%, #fdf6ef 100%);
}

.brand {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
}

.brand img {
  width: 205px;
  max-height: 58px;
  object-fit: contain;
}

.nav-menu {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav-menu > li {
  position: relative;
}

.nav-menu > li > a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 15px;
  color: var(--navy);
  font-size: 15px;
  font-weight: 800;
  border-radius: 999px;
  transition: 0.25s ease;
}

.nav-menu > li > a:hover,
.nav-menu > li:hover > a {
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), var(--green));
}

.submenu {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  width: 330px;
  max-height: 72vh;
  overflow-y: auto;
  margin: 0;
  padding: 12px;
  list-style: none;
  background: #ffffff;
  border: 1px solid rgba(13, 95, 143, 0.15);
  border-radius: 18px;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: 0.22s ease;
}

.dropdown:hover .submenu,
.dropdown:focus-within .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.submenu a {
  display: block;
  padding: 10px 12px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  border-radius: 12px;
}

.submenu a:hover {
  color: var(--blue);
  background: #eef8f2;
}

.nav-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-weight: 900;
  letter-spacing: 0.01em;
  transition: 0.25s ease;
}

.nav-cta {
  padding: 12px 18px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--green), #0c7e3c);
  box-shadow: 0 12px 24px rgba(16, 163, 74, 0.22);
  white-space: nowrap;
}

.nav-cta:hover,
.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 32px rgba(16, 163, 74, 0.28);
}

.nav-toggle {
  display: none;
}

.hamburger {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(6, 35, 63, 0.12);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  margin-left: auto;
  background: #ffffff;
}

.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--navy);
  border-radius: 999px;
}

.hero-full {
  padding: clamp(16px, 2vw, 28px) clamp(14px, 3vw, 32px) 0;
  background:
    radial-gradient(circle at 8% 15%, rgba(16, 163, 74, 0.12), transparent 30%),
    radial-gradient(circle at 92% 4%, rgba(244, 122, 32, 0.12), transparent 30%),
    linear-gradient(135deg, #f6fbff 0%, #ffffff 48%, #f5fbf7 100%);
}

.hero-image-frame {
  width: min(1500px, 100%);
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  border-radius: 28px;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid rgba(13, 95, 143, 0.14);
  box-shadow: 0 26px 70px rgba(6, 35, 63, 0.16);
}

.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  background: #ffffff;
}

.section-pad {
  padding: clamp(64px, 7vw, 104px) 0;
}

.split-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 38px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

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

h1 {
  max-width: 860px;
  margin-bottom: 18px;
  color: var(--navy);
  font-size: clamp(34px, 5vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

h2 {
  margin-bottom: 14px;
  color: var(--navy);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.03em;
}

h3 {
  color: var(--navy);
  line-height: 1.22;
}

.intro p:not(.eyebrow),
.section-head p:not(.eyebrow) {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
}

.stats-card {
  display: grid;
  gap: 14px;
  padding: 24px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--navy), #0b4264);
  color: #ffffff;
  box-shadow: var(--shadow);
}

.stats-card div {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.07);
}

.stats-card strong {
  display: block;
  color: #ffffff;
  font-size: 34px;
  line-height: 1;
}

.stats-card span {
  color: #cde5f3;
  font-weight: 700;
}

.muted {
  background: linear-gradient(180deg, #f5f9fc 0%, #ffffff 100%);
}

.section-head {
  text-align: center;
  margin-bottom: 38px;
}

.section-head p {
  margin-left: auto;
  margin-right: auto;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.product-card {
  min-height: 218px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid rgba(13, 95, 143, 0.12);
  box-shadow: 0 14px 34px rgba(6, 35, 63, 0.08);
  transition: 0.25s ease;
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: rgba(16, 163, 74, 0.35);
  box-shadow: 0 22px 46px rgba(6, 35, 63, 0.13);
}

.product-card span {
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), var(--green));
  border-radius: 14px;
  font-weight: 900;
}

.product-card h3 {
  margin-bottom: 8px;
  font-size: 19px;
}

.product-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
}

.product-card.featured {
  background:
    linear-gradient(135deg, rgba(6, 35, 63, 0.92), rgba(13, 95, 143, 0.90)),
    linear-gradient(135deg, var(--navy), var(--blue));
}

.product-card.featured h3,
.product-card.featured p {
  color: #ffffff;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.feature {
  padding: 30px;
  border-radius: var(--radius);
  background: #ffffff;
  border: 1px solid rgba(13, 95, 143, 0.12);
  box-shadow: var(--shadow);
}

.feature h3 {
  margin-bottom: 10px;
  font-size: 24px;
}

.feature p {
  margin-bottom: 0;
  color: var(--muted);
}

.cta-band {
  padding: clamp(64px, 7vw, 100px) 0;
  background:
    linear-gradient(135deg, rgba(6, 35, 63, 0.96), rgba(13, 95, 143, 0.92)),
    radial-gradient(circle at 85% 20%, rgba(16, 163, 74, 0.35), transparent 32%);
  color: #ffffff;
}

.cta-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 34px;
  align-items: center;
}

.cta-band h2,
.cta-band p {
  color: #ffffff;
}

.cta-band .eyebrow {
  color: #93f2b8;
}

.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  min-height: 50px;
  padding: 14px 22px;
}

.btn.primary {
  color: #ffffff;
  background: linear-gradient(135deg, var(--green), #087e3c);
}

.btn.secondary {
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.btn.secondary:hover {
  color: var(--navy);
  background: #ffffff;
}

.site-footer {
  padding-top: 58px;
  color: #cddae6;
  background: #061b31;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr 1fr;
  gap: 34px;
  padding-bottom: 40px;
}

.footer-logo {
  width: 210px;
  margin-bottom: 18px;
  padding: 10px;
  border-radius: 16px;
  background: #ffffff;
}

.site-footer h3 {
  color: #ffffff;
  margin-bottom: 14px;
}

.site-footer p {
  margin-bottom: 10px;
}

.site-footer a:hover {
  color: #ffffff;
}

.copyright {
  padding: 18px;
  text-align: center;
  color: #a9bbca;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

@media (max-width: 1100px) {
  .navbar {
    gap: 16px;
  }

  .brand img {
    width: 180px;
  }

  .nav-menu > li > a {
    padding: 10px 10px;
  }

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

@media (max-width: 900px) {
  .top-strip {
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px 16px;
    text-align: center;
  }

  .top-strip span {
    width: 100%;
    margin-right: 0;
  }

  .navbar {
    min-height: 76px;
    flex-wrap: wrap;
    position: relative;
  }

  .hamburger {
    display: inline-flex;
  }

  .nav-cta {
    display: none;
  }

  .nav-menu {
    width: 100%;
    max-height: 0;
    overflow: hidden;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    margin-left: 0;
    transition: max-height 0.32s ease;
  }

  .nav-toggle:checked ~ .nav-menu {
    max-height: 860px;
    padding: 0 0 18px;
  }

  .nav-menu > li > a {
    width: 100%;
    justify-content: space-between;
    border-radius: 14px;
  }

  .submenu {
    position: static;
    width: 100%;
    max-height: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
    margin-top: 6px;
    box-shadow: none;
  }

  .dropdown:hover .submenu,
  .dropdown:focus-within .submenu {
    display: block;
  }

  .split-grid,
  .cta-inner,
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

  .brand img {
    width: 158px;
  }

  .hero-full {
    padding-inline: 10px;
  }

  .hero-image-frame {
    border-radius: 16px;
  }

  .product-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

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

  .cta-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}

/* Expanded SEO content sections */
.narrow {
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.solution-card {
  position: relative;
  min-height: 280px;
  padding: 30px;
  overflow: hidden;
  border-radius: var(--radius);
  background: #ffffff;
  border: 1px solid rgba(13, 95, 143, 0.12);
  box-shadow: var(--shadow);
}

.solution-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 7px;
  background: var(--blue);
}

.solution-card::after {
  content: "";
  position: absolute;
  right: -44px;
  bottom: -44px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: rgba(13, 95, 143, 0.08);
}

.solution-card h3 {
  margin-bottom: 12px;
  font-size: 24px;
}

.solution-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.solution-card.accent-green::before { background: var(--green); }
.solution-card.accent-orange::before { background: var(--orange); }
.solution-card.accent-navy::before { background: var(--navy); }

.content-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(290px, 0.65fr);
  gap: clamp(28px, 5vw, 62px);
  align-items: start;
}

.content-layout.reverse {
  grid-template-columns: minmax(290px, 0.65fr) minmax(0, 1.35fr);
}

.content-main {
  padding: clamp(28px, 4vw, 46px);
  border-radius: var(--radius);
  background: #ffffff;
  border: 1px solid rgba(13, 95, 143, 0.10);
  box-shadow: 0 18px 45px rgba(6, 35, 63, 0.08);
}

.content-main h2 {
  max-width: 850px;
}

.content-main p {
  color: var(--muted);
  font-size: 17px;
}

.content-main p:last-child {
  margin-bottom: 0;
}

.quick-box {
  position: sticky;
  top: 142px;
  padding: 28px;
  border-radius: var(--radius);
  color: #ffffff;
  background:
    radial-gradient(circle at 90% 10%, rgba(16, 163, 74, 0.28), transparent 32%),
    linear-gradient(135deg, var(--navy), #0b4d74);
  box-shadow: var(--shadow);
}

.quick-box.highlight {
  background:
    radial-gradient(circle at 88% 12%, rgba(244, 122, 32, 0.25), transparent 34%),
    linear-gradient(135deg, #0b4d74, var(--navy));
}

.quick-box h3 {
  color: #ffffff;
  margin-bottom: 16px;
}

.quick-box ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.quick-box li {
  position: relative;
  padding-left: 28px;
  color: #d7e8f4;
  font-weight: 700;
}

.quick-box li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #90f0b6;
  font-weight: 900;
}

.application-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.application {
  padding: 26px;
  border-radius: 20px;
  background: linear-gradient(135deg, #ffffff, #f5fafc);
  border: 1px solid rgba(13, 95, 143, 0.12);
  box-shadow: 0 14px 34px rgba(6, 35, 63, 0.07);
}

.application strong {
  display: block;
  color: var(--navy);
  font-size: 21px;
  margin-bottom: 8px;
}

.application span {
  display: block;
  color: var(--muted);
}

.process-section {
  background:
    linear-gradient(135deg, rgba(6, 35, 63, 0.97), rgba(13, 95, 143, 0.94)),
    radial-gradient(circle at 15% 18%, rgba(244, 122, 32, 0.18), transparent 35%);
  color: #ffffff;
}

.process-section h2,
.process-section h3,
.process-section p {
  color: #ffffff;
}

.process-section .eyebrow {
  color: #93f2b8;
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.process-timeline article {
  padding: 24px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.process-timeline span {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  border-radius: 14px;
  color: var(--navy);
  background: #ffffff;
  font-weight: 900;
}

.process-timeline h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.process-timeline p {
  margin-bottom: 0;
  color: #d7e8f4;
  font-size: 15px;
}

.faq-section {
  background: #ffffff;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.faq-grid details {
  border-radius: 18px;
  border: 1px solid rgba(13, 95, 143, 0.12);
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(6, 35, 63, 0.07);
  overflow: hidden;
}

.faq-grid summary {
  cursor: pointer;
  padding: 20px 22px;
  color: var(--navy);
  font-weight: 900;
  list-style: none;
}

.faq-grid summary::-webkit-details-marker {
  display: none;
}

.faq-grid summary::after {
  content: "+";
  float: right;
  color: var(--green);
  font-size: 24px;
  line-height: 1;
}

.faq-grid details[open] summary::after {
  content: "–";
}

.faq-grid details p {
  margin: 0;
  padding: 0 22px 22px;
  color: var(--muted);
}

@media (max-width: 1240px) {
  .navbar {
    gap: 14px;
  }

  .brand img {
    width: 170px;
  }

  .nav-menu > li > a {
    padding: 9px 9px;
    font-size: 14px;
  }

  .nav-cta {
    padding: 11px 14px;
    font-size: 14px;
  }

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

@media (max-width: 900px) {
  .solution-grid,
  .application-grid,
  .faq-grid,
  .content-layout,
  .content-layout.reverse {
    grid-template-columns: 1fr;
  }

  .quick-box {
    position: static;
  }

  .process-timeline {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .solution-card,
  .content-main,
  .quick-box,
  .application,
  .process-timeline article {
    padding: 22px;
  }

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