:root {
  --navy: #06183d;
  --blue: #0d3f91;
  --orange: #f05a1a;
  --text: #1f2a44;
  --muted: #667085;
  --line: #dce3ef;
  --soft: #f4f7fb;
  --white: #ffffff;
  --shadow: 0 24px 60px rgba(6, 24, 61, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

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;
  min-height: 76px;
  padding: 14px clamp(20px, 5vw, 72px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  color: var(--navy);
  text-transform: uppercase;
}

.brand img {
  width: 132px;
  height: 34px;
  object-fit: contain;
}

.brand span {
  display: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
}

.site-nav a {
  position: relative;
}

.site-nav a[aria-current="page"]::after,
.site-nav a:hover::after {
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 2px;
  content: "";
  background: var(--orange);
}

.site-nav .nav-cta {
  padding: 11px 18px;
  color: var(--white);
  background: var(--navy);
  border-radius: 6px;
}

.site-nav .nav-cta::after {
  display: none;
}

.nav-toggle {
  display: none;
  padding: 9px 12px;
  color: var(--navy);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-weight: 700;
}

.hero,
.page-hero,
.split-section,
.section,
.spec-section,
.contact-layout,
.thank-you {
  padding: clamp(56px, 8vw, 104px) clamp(20px, 5vw, 72px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  align-items: center;
  gap: clamp(28px, 5vw, 72px);
  min-height: calc(100vh - 76px);
  background:
    linear-gradient(120deg, rgba(244, 247, 251, 0.94), rgba(255, 255, 255, 0.88)),
    radial-gradient(circle at 78% 22%, rgba(240, 90, 26, 0.12), transparent 30%);
}

.hero-copy h1,
.page-hero h1,
.split-section h1,
.thank-you h1 {
  margin: 0 0 22px;
  color: var(--navy);
  font-size: clamp(40px, 6vw, 76px);
  line-height: 1;
  letter-spacing: 0;
}

.hero-copy p,
.page-hero p,
.split-section p,
.section-heading p,
.spec-intro p {
  max-width: 680px;
  color: var(--muted);
  font-size: 18px;
}

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

.hero-media {
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.hero-media img {
  width: 100%;
  min-height: 420px;
  object-fit: cover;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 22px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  cursor: pointer;
}

.btn-primary {
  color: var(--white);
  background: var(--orange);
}

.btn-secondary {
  color: var(--navy);
  background: var(--white);
  border-color: var(--line);
}

.btn-light {
  color: var(--navy);
  background: var(--white);
}

.category-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.category-strip a {
  padding: 24px;
  color: var(--navy);
  font-weight: 800;
  text-align: center;
  border-right: 1px solid var(--line);
}

.category-strip a:last-child {
  border-right: 0;
}

.category-strip a:hover {
  color: var(--orange);
  background: var(--soft);
}

.section-heading {
  max-width: 860px;
  margin-bottom: 34px;
}

h2 {
  margin: 0 0 14px;
  color: var(--navy);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.1;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: 22px;
  line-height: 1.2;
}

.muted {
  background: var(--soft);
}

.card-grid {
  display: grid;
  gap: 22px;
}

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

.product-card,
.feature-card,
.app-card,
.info-grid article,
.contact-card,
.inquiry-form {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.product-card img,
.feature-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--soft);
}

.product-card div,
.feature-card {
  padding: 22px;
}

.product-card a {
  color: var(--orange);
  font-weight: 800;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  align-items: center;
  gap: clamp(30px, 5vw, 70px);
}

.image-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.image-pair img,
.split-section > img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--line);
}

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

.application-grid.large {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.app-card {
  display: block;
}

.app-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--soft);
}

.app-card span {
  display: block;
  padding: 16px 18px 6px;
  color: var(--navy);
  font-weight: 800;
}

.app-card p {
  margin: 0;
  padding: 0 18px 18px;
  color: var(--muted);
}

.stats-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
}

.stats-band div {
  padding: 36px clamp(20px, 5vw, 72px);
  background: var(--white);
}

.stats-band strong {
  display: block;
  color: var(--orange);
  font-size: 34px;
}

.stats-band span {
  color: var(--navy);
  font-weight: 700;
}

.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  padding: clamp(42px, 6vw, 70px) clamp(20px, 5vw, 72px);
  color: var(--white);
  background: var(--navy);
}

.cta-band h2,
.cta-band p,
.cta-band .eyebrow {
  color: var(--white);
}

.cta-band p {
  max-width: 720px;
  opacity: 0.82;
}

.page-hero {
  background: linear-gradient(120deg, var(--soft), #fff);
}

.page-hero.compact {
  padding-bottom: 64px;
}

.page-hero.compact h1 {
  max-width: 940px;
  font-size: clamp(36px, 5vw, 64px);
}

.spec-section {
  border-top: 1px solid var(--line);
}

.spec-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  align-items: center;
  gap: 30px;
  margin-bottom: 28px;
}

.spec-intro img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--line);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.table-wrap.narrow {
  max-width: 940px;
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 15px;
}

th,
td {
  padding: 13px 15px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--white);
  background: var(--blue);
  font-weight: 800;
}

tr:nth-child(even) td {
  background: #f8faff;
}

.about-hero {
  background: var(--soft);
}

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

.info-grid article {
  padding: 24px;
}

.info-grid h2 {
  font-size: 24px;
}

.mission-band {
  padding: clamp(44px, 6vw, 74px) clamp(20px, 5vw, 72px);
  color: var(--white);
  background: var(--orange);
}

.mission-band h2,
.mission-band .eyebrow {
  max-width: 1000px;
  color: var(--white);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 28px;
  padding-top: 0;
}

.inquiry-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  padding: 28px;
}

.form-row {
  display: grid;
  gap: 7px;
}

.form-row.full,
.inquiry-form .btn,
.form-note {
  grid-column: 1 / -1;
}

label {
  color: var(--navy);
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 13px;
  color: var(--text);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
  font: inherit;
}

input.is-invalid,
select.is-invalid,
textarea.is-invalid {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(240, 90, 26, 0.12);
}

textarea {
  resize: vertical;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.contact-card {
  padding: 24px;
  align-self: start;
}

.contact-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 22px;
}

.contact-card a {
  color: var(--blue);
}

.thank-you {
  max-width: 900px;
  min-height: calc(100vh - 76px);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 34px clamp(20px, 5vw, 72px);
  color: var(--white);
  background: #03102b;
}

.site-footer p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.72);
}

.site-footer div:last-child {
  display: grid;
  gap: 8px;
  text-align: right;
}

.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  padding: 0;
  color: var(--white);
  background: #25d366;
  border-radius: 50%;
  line-height: 1;
  box-shadow: 0 14px 34px rgba(6, 24, 61, 0.24);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.whatsapp-float img {
  display: block;
  width: 32px;
  height: 32px;
  object-fit: contain;
  margin: 0;
  padding: 0;
}

.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  background: #1fb85a;
  box-shadow: 0 18px 42px rgba(6, 24, 61, 0.3);
  transform: translateY(-3px);
}

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

  .card-grid.three,
  .application-grid,
  .application-grid.large,
  .info-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero {
    min-height: auto;
  }
}

@media (max-width: 760px) {
  .site-header {
    min-height: 68px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 20px 22px;
    background: var(--white);
    border-bottom: 1px solid var(--line);
  }

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

  .site-nav a {
    padding: 14px 0;
  }

  .site-nav a::after {
    display: none;
  }

  .site-nav .nav-cta {
    text-align: center;
  }

  .hero,
  .page-hero,
  .split-section,
  .section,
  .spec-section,
  .contact-layout,
  .thank-you {
    padding: 46px 20px;
  }

  .category-strip,
  .stats-band,
  .card-grid.three,
  .application-grid,
  .application-grid.large,
  .info-grid,
  .inquiry-form {
    grid-template-columns: 1fr;
  }

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

  .image-pair {
    grid-template-columns: 1fr;
  }

  .cta-band,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer div:last-child {
    text-align: left;
  }

  .hero-media img {
    min-height: 280px;
  }

  .whatsapp-float {
    right: 16px;
    bottom: 16px;
    width: 54px;
    height: 54px;
  }

}