:root {
  --ink: #172331;
  --muted: #5b6b7a;
  --primary: #0b3a5b;
  --primary-2: #12537e;
  --accent: #0f9fb3;
  --accent-soft: #dff5f8;
  --steel: #eef3f7;
  --line: #d9e3ea;
  --surface: #ffffff;
  --page: #f7fafc;
  --shadow: 0 22px 60px rgba(15, 42, 62, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Arial, "Helvetica Neue", sans-serif;
  color: var(--ink);
  background: var(--page);
  line-height: 1.6;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid rgba(217, 227, 234, 0.8);
  background: rgba(247, 250, 252, 0.92);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand-logo {
  width: auto;
  height: 46px;
  object-fit: contain;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 15px;
  line-height: 1.2;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.2;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 22px;
  color: #304253;
  font-size: 14px;
  font-weight: 600;
}

.nav a {
  padding: 8px 0;
}

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

.section {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding: 84px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.92fr);
  gap: clamp(32px, 6vw, 78px);
  align-items: center;
  min-height: calc(100vh - 75px);
  padding-top: 48px;
  padding-bottom: 56px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 720px;
  margin: 0;
  color: #102538;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  color: #14293b;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  color: #183044;
  font-size: 18px;
  line-height: 1.25;
  letter-spacing: 0;
}

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

.hero-text {
  max-width: 660px;
  margin-top: 24px;
  font-size: clamp(17px, 2vw, 21px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 800;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: var(--primary);
  color: #fff;
}

.button.primary:hover {
  background: var(--primary-2);
}

.button.secondary {
  border-color: #b8c8d3;
  background: #fff;
  color: var(--primary);
}

.button.secondary:hover {
  border-color: var(--accent);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 42px 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
}

.hero-stats div {
  min-width: 0;
  padding: 18px;
  background: rgba(255, 255, 255, 0.82);
}

.hero-stats dt {
  margin-bottom: 4px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 800;
}

.hero-stats dd {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.hero-visual {
  margin: 0;
}

.hero-visual img,
.product-media,
.inline-visual {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.hero-visual figcaption {
  margin-top: 12px;
  color: #6b7a86;
  font-size: 12px;
  text-align: center;
}

.intro {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  border-top: 1px solid var(--line);
}

.intro p {
  max-width: 760px;
  font-size: 18px;
}

.section-heading {
  max-width: 680px;
}

.highlights {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding-top: 0;
}

.feature,
.application-grid article,
.trust-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.feature {
  min-height: 238px;
  padding: 24px;
}

.feature-icon {
  display: inline-block;
  margin-bottom: 38px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
}

.feature p,
.application-grid p,
.trust-grid p {
  font-size: 15px;
}

.product {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: clamp(32px, 6vw, 76px);
  align-items: center;
  border-top: 1px solid var(--line);
}

.product-media {
  overflow: hidden;
}

.product-media img {
  width: 100%;
  aspect-ratio: 1.08 / 1;
  object-fit: cover;
}

.product-copy p {
  margin-top: 18px;
  font-size: 17px;
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 24px 0 28px;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: #34495a;
  font-size: 15px;
}

.check-list li::before {
  position: absolute;
  left: 0;
  top: 1px;
  color: var(--accent);
  content: "✓";
  font-weight: 800;
}

.video-section,
.applications,
.technical,
.trust {
  border-top: 1px solid var(--line);
}

.video-section {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: clamp(32px, 6vw, 72px);
  align-items: center;
}

.video-section .section-heading p:not(.eyebrow) {
  margin-top: 18px;
  font-size: 17px;
}

.video-frame {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #0f2233;
  box-shadow: var(--shadow);
}

.video-frame video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.application-grid,
.trust-grid {
  display: grid;
  gap: 16px;
  margin-top: 34px;
}

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

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

.application-grid article,
.trust-grid article {
  min-height: 178px;
  padding: 24px;
}

.split {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: clamp(32px, 6vw, 70px);
  align-items: center;
  border-top: 1px solid var(--line);
}

.split p {
  margin-top: 18px;
  font-size: 17px;
}

.process-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.process-list div {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.process-list strong {
  color: var(--primary);
  font-size: 14px;
}

.process-list span {
  color: var(--muted);
  font-size: 14px;
}

.inline-visual {
  margin: 0;
  overflow: hidden;
}

.inline-visual img {
  width: 100%;
  aspect-ratio: 0.95 / 1;
  object-fit: cover;
}

.table-wrap {
  margin-top: 34px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

th,
td {
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

tr:last-child th,
tr:last-child td {
  border-bottom: 0;
}

th {
  width: 28%;
  color: var(--primary);
  font-size: 14px;
}

td {
  color: #425563;
  font-size: 15px;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 42px;
  align-items: center;
  width: 100%;
  max-width: none;
  padding: 76px clamp(20px, 5vw, 72px);
  background: var(--primary);
}

.contact h2,
.contact p,
.contact .eyebrow {
  color: #fff;
}

.contact p {
  max-width: 760px;
  margin-top: 18px;
  opacity: 0.82;
}

.contact-panel {
  display: grid;
  gap: 14px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
}

.contact-link {
  display: block;
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.contact-panel p {
  margin: 6px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 24px clamp(20px, 5vw, 72px);
  background: #102538;
}

.site-footer p,
.site-footer a {
  color: rgba(255, 255, 255, 0.74);
  font-size: 13px;
}

@media (max-width: 980px) {
  .hero,
  .intro,
  .product,
  .video-section,
  .split,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .highlights,
  .application-grid,
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact {
    width: 100%;
  }
}

@media (max-width: 700px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    justify-content: flex-start;
    width: 100%;
  }

  .section {
    width: min(100% - 32px, 1160px);
    padding: 58px 0;
  }

  h1 {
    font-size: 42px;
  }

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

  .hero-stats,
  .highlights,
  .application-grid,
  .trust-grid {
    grid-template-columns: 1fr;
  }

  .process-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .contact {
    padding: 58px 16px;
  }
}