:root {
  --blue: #0c8fdc;
  --blue-dark: #0b64b0;
  --ink: #0c1220;
  --muted: #5f6b7c;
  --line: #d9e1ea;
  --soft: #f3f7fb;
  --panel: #ffffff;
  --dark: #07111f;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  background: #ffffff;
  line-height: 1.5;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 16px clamp(18px, 4vw, 48px);
  border-bottom: 1px solid rgba(217, 225, 234, 0.8);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 210px;
}

.brand-mark {
  width: 4px;
  height: 42px;
  background: var(--blue);
}

.brand strong {
  display: block;
  font-size: 22px;
  line-height: 1;
  letter-spacing: 0;
}

.brand small {
  display: block;
  margin-top: 5px;
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  color: #263244;
  font-size: 14px;
  font-weight: 700;
}

.main-nav a {
  padding: 8px 0;
}

.header-cta,
.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
}

.header-cta {
  padding: 0 18px;
  color: #fff;
  background: var(--ink);
}

.button {
  padding: 0 22px;
  border: 1px solid transparent;
}

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

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

.button.outline {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(420px, 1.04fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  max-width: 1480px;
  min-height: calc(100vh - 76px);
  margin: 0 auto;
  padding: clamp(38px, 7vw, 88px) clamp(20px, 5vw, 72px) 46px;
  background:
    linear-gradient(130deg, rgba(243, 247, 251, 0.95) 0%, rgba(255, 255, 255, 0) 56%),
    linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 680px;
  margin-bottom: 24px;
  font-size: clamp(46px, 7vw, 88px);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(32px, 4.2vw, 58px);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  font-size: 24px;
  line-height: 1.12;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 610px;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 23px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 34px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  max-width: 700px;
}

.hero-stats div {
  min-height: 104px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
}

.hero-stats strong {
  display: block;
  color: var(--blue-dark);
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1;
}

.hero-stats span {
  display: block;
  margin-top: 9px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.hero-media {
  align-self: stretch;
  min-height: 560px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--soft);
  box-shadow: 0 24px 80px rgba(12, 18, 32, 0.12);
}

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

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: var(--max);
  margin: -22px auto 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 18px 45px rgba(12, 18, 32, 0.08);
}

.trust-strip div {
  padding: 24px;
  border-right: 1px solid var(--line);
}

.trust-strip div:last-child {
  border-right: 0;
}

.trust-strip span {
  display: block;
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.trust-strip strong {
  display: block;
  margin-top: 8px;
  font-size: 18px;
}

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(70px, 9vw, 120px) 20px;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 38px;
}

.section-heading.compact {
  max-width: 700px;
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
  font-size: 19px;
}

.product-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr 1fr;
  gap: 18px;
}

.feature-panel {
  display: flex;
  min-height: 520px;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.feature-panel img {
  width: 100%;
  height: 350px;
  object-fit: cover;
}

.feature-panel h3,
.feature-panel p {
  padding-right: 24px;
  padding-left: 24px;
}

.feature-panel h3 {
  margin-top: 22px;
  margin-bottom: 10px;
}

.feature-panel p {
  margin-bottom: 24px;
  color: var(--muted);
}

.feature-panel.dark {
  color: #fff;
  background: var(--dark);
}

.feature-panel.dark p {
  color: #c9d4e3;
}

.benefits {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 52px;
  align-items: start;
}

.split-copy {
  position: sticky;
  top: 116px;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.benefit-grid article {
  min-height: 250px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.benefit-grid span {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  border-radius: 50%;
  color: #fff;
  background: var(--blue);
  font-size: 13px;
  font-weight: 900;
}

.benefit-grid p {
  color: var(--muted);
}

.image-story {
  position: relative;
  display: grid;
  min-height: 600px;
  align-items: end;
  overflow: hidden;
  background: var(--dark);
}

.image-story img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-story::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, rgba(7, 17, 31, 0.86), rgba(7, 17, 31, 0.22) 64%, rgba(7, 17, 31, 0.1));
}

.image-story-copy {
  position: relative;
  z-index: 1;
  max-width: 620px;
  padding: clamp(42px, 7vw, 88px) clamp(22px, 7vw, 96px);
  color: #fff;
}

.image-story-copy p:not(.eyebrow) {
  color: #d8e2ef;
  font-size: 19px;
}

.applications {
  max-width: 1260px;
}

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

.application-grid article {
  position: relative;
  min-height: 380px;
  overflow: hidden;
  border-radius: 8px;
  color: #fff;
  background: var(--dark);
}

.application-grid img {
  width: 100%;
  height: 100%;
  min-height: 380px;
  object-fit: cover;
  opacity: 0.78;
  transition: transform 0.35s ease, opacity 0.35s ease;
}

.application-grid article:hover img {
  transform: scale(1.035);
  opacity: 0.92;
}

.application-grid article::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, rgba(7, 17, 31, 0.06), rgba(7, 17, 31, 0.82));
}

.application-grid div {
  position: absolute;
  right: 24px;
  bottom: 24px;
  left: 24px;
  z-index: 1;
}

.application-grid h3 {
  margin-bottom: 8px;
}

.application-grid p {
  margin-bottom: 0;
  color: #dbe5f1;
}

.detail-sections {
  display: grid;
  gap: 24px;
}

.detail-row {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 24px;
  align-items: stretch;
}

.detail-row.reverse {
  grid-template-columns: 1.08fr 0.92fr;
}

.detail-row.reverse .detail-copy {
  order: 2;
}

.detail-row.reverse img {
  order: 1;
}

.detail-copy {
  display: flex;
  min-height: 460px;
  flex-direction: column;
  justify-content: center;
  padding: clamp(28px, 5vw, 58px);
  border-radius: 8px;
  color: #fff;
  background: var(--dark);
}

.detail-copy p:not(.eyebrow) {
  color: #d3deeb;
  font-size: 18px;
}

.detail-row img {
  width: 100%;
  height: 100%;
  min-height: 460px;
  border-radius: 8px;
  object-fit: cover;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  color: #f2f7ff;
  font-weight: 700;
}

.check-list li::before {
  position: absolute;
  top: 0;
  left: 0;
  color: var(--blue);
  content: "✓";
  font-weight: 900;
}

.specs {
  max-width: 1260px;
}

.spec-layout {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 24px;
  align-items: start;
}

.spec-highlight {
  position: sticky;
  top: 116px;
  padding: 34px;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(160deg, var(--blue-dark), #07223f);
}

.spec-highlight strong {
  display: block;
  margin-bottom: 18px;
  font-size: 28px;
  line-height: 1.1;
}

.spec-highlight p {
  color: #d5e8ff;
}

.spec-table-wrap {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 14px 18px;
  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: 38%;
  color: var(--blue-dark);
  font-size: 14px;
  text-transform: uppercase;
  background: #eef7ff;
}

td {
  color: #2c3646;
  font-weight: 700;
}

.about {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 54px;
  border-top: 1px solid var(--line);
}

.about-grid p {
  color: var(--muted);
  font-size: 20px;
}

.about-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 30px;
}

.about-points div {
  min-height: 128px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.about-points strong {
  display: block;
  margin-bottom: 8px;
  color: var(--blue-dark);
  font-size: 21px;
}

.about-points span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 440px;
  gap: 52px;
  align-items: start;
  padding: clamp(68px, 9vw, 110px) clamp(20px, 6vw, 72px);
  color: #fff;
  background: var(--dark);
}

.contact-copy {
  max-width: 720px;
}

.contact-copy h2 {
  margin-bottom: 20px;
}

.contact-copy p:not(.eyebrow) {
  color: #ccd7e6;
  font-size: 20px;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.contact-details {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  font-style: normal;
  background: rgba(255, 255, 255, 0.05);
}

.contact-details span {
  margin-top: 18px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.contact-details span:first-child {
  margin-top: 0;
}

.contact-details a,
.contact-details p {
  margin: 0;
  color: #fff;
  font-size: 18px;
  font-weight: 800;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 22px clamp(20px, 6vw, 72px);
  color: #c4ceda;
  background: #020711;
  font-size: 13px;
  font-weight: 700;
}

@media (max-width: 1040px) {
  .main-nav {
    display: none;
  }

  .brand {
    min-width: 0;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-media {
    min-height: 500px;
  }

  .product-grid,
  .benefits,
  .spec-layout,
  .about,
  .contact {
    grid-template-columns: 1fr;
  }

  .split-copy,
  .spec-highlight {
    position: static;
  }

  .detail-row,
  .detail-row.reverse {
    grid-template-columns: 1fr;
  }

  .detail-row.reverse .detail-copy,
  .detail-row.reverse img {
    order: initial;
  }
}

@media (max-width: 780px) {
  .site-header {
    padding: 12px 16px;
  }

  .brand strong {
    font-size: 18px;
  }

  .brand small {
    font-size: 10px;
    letter-spacing: 0.2em;
  }

  .header-cta {
    min-height: 40px;
    padding: 0 12px;
    font-size: 13px;
  }

  .hero {
    padding-top: 36px;
  }

  h1 {
    font-size: clamp(40px, 13vw, 58px);
  }

  .hero-stats,
  .trust-strip,
  .benefit-grid,
  .application-grid,
  .about-points {
    grid-template-columns: 1fr;
  }

  .trust-strip {
    margin-right: 16px;
    margin-left: 16px;
  }

  .trust-strip div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .trust-strip div:last-child {
    border-bottom: 0;
  }

  .hero-media,
  .feature-panel,
  .application-grid article,
  .detail-copy,
  .detail-row img {
    min-height: auto;
  }

  .hero-media {
    height: 420px;
  }

  .feature-panel img,
  .application-grid img {
    height: 310px;
    min-height: 310px;
  }

  .image-story {
    min-height: 560px;
  }

  .image-story::after {
    background: linear-gradient(180deg, rgba(7, 17, 31, 0.72), rgba(7, 17, 31, 0.86));
  }

  th,
  td {
    display: block;
    width: 100%;
  }

  th {
    border-bottom: 0;
  }

  .contact {
    gap: 30px;
  }

  .site-footer {
    flex-direction: column;
  }
}