:root {
  --ink: #101820;
  --muted: #5c6872;
  --line: #dce3e7;
  --panel: #f5f8f9;
  --white: #ffffff;
  --teal: #00a7a7;
  --teal-dark: #057172;
  --amber: #ffb238;
  --deep: #0a2832;
  --shadow: 0 18px 55px rgba(16, 24, 32, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  background: var(--white);
  letter-spacing: 0;
}

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

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 64px);
  color: var(--white);
  transition: background 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 38px rgba(16, 24, 32, 0.1);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 8px;
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.1;
}

.brand small {
  margin-top: 3px;
  color: currentColor;
  opacity: 0.72;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.95rem;
  font-weight: 700;
}

.site-nav a {
  opacity: 0.86;
}

.site-nav a:hover {
  opacity: 1;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid currentColor;
  border-radius: 8px;
  color: inherit;
  background: transparent;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media {
  background-image: url("https://images.unsplash.com/photo-1508444845599-5c89863b1c44?auto=format&fit=crop&w=1800&q=82");
  background-position: center;
  background-size: cover;
  transform: scale(1.02);
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(4, 28, 36, 0.88), rgba(4, 28, 36, 0.42) 52%, rgba(4, 28, 36, 0.12)),
    linear-gradient(0deg, rgba(4, 28, 36, 0.76), rgba(4, 28, 36, 0.08) 38%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(780px, calc(100% - 40px));
  margin: 0 0 clamp(72px, 13vh, 132px) clamp(20px, 7vw, 96px);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero .eyebrow {
  color: var(--amber);
}

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

h1 {
  max-width: 11ch;
  margin-bottom: 18px;
  font-size: clamp(3rem, 8vw, 7.3rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4.8vw, 4.3rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.18rem;
}

.hero-copy {
  max-width: 620px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.06rem, 2vw, 1.35rem);
  line-height: 1.55;
}

.hero-actions,
.site-footer div {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0 22px;
  border: 1px solid transparent;
  font-weight: 800;
}

.button.primary {
  color: var(--deep);
  background: var(--amber);
}

.button.secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.58);
  background: rgba(255, 255, 255, 0.08);
}

.intro-section,
.product-section,
.industries-section,
.trust-section,
.contact-section {
  padding: clamp(68px, 9vw, 116px) clamp(20px, 5vw, 72px);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(180px, 0.35fr) minmax(0, 0.65fr);
  gap: clamp(22px, 5vw, 70px);
  margin-bottom: clamp(34px, 5vw, 64px);
}

.section-heading.compact {
  display: block;
  max-width: 720px;
}

.intro-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.intro-grid article {
  min-height: 260px;
  padding: 34px;
  border-right: 1px solid var(--line);
}

.intro-grid article:last-child {
  border-right: 0;
}

.intro-grid span {
  display: inline-block;
  margin-bottom: 54px;
  color: var(--teal-dark);
  font-weight: 800;
}

.intro-grid p,
.product-card p,
.industry-copy p,
.contact-section p {
  color: var(--muted);
  line-height: 1.65;
}

.product-section {
  background: var(--panel);
}

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

.product-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 26px rgba(16, 24, 32, 0.06);
}

.product-card img {
  width: 100%;
  aspect-ratio: 1.24;
  object-fit: cover;
}

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

.industries-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(280px, 0.65fr);
  gap: clamp(28px, 6vw, 90px);
  align-items: center;
}

.industry-copy {
  max-width: 760px;
}

.industry-copy h2 {
  margin-bottom: 24px;
}

.industry-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.industry-list span {
  min-height: 64px;
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  font-weight: 800;
  background: var(--white);
}

.trust-section {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  padding-top: 0;
  padding-bottom: 0;
  background: var(--line);
}

.stat {
  min-height: 190px;
  display: grid;
  align-content: center;
  gap: 10px;
  padding: 34px;
  background: var(--deep);
  color: var(--white);
}

.stat strong {
  color: var(--amber);
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1;
}

.stat span {
  color: rgba(255, 255, 255, 0.78);
  font-weight: 700;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 0.7fr);
  gap: clamp(28px, 7vw, 90px);
  align-items: start;
}

.contact-section h2 {
  margin-bottom: 24px;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  color: var(--ink);
  font: inherit;
}

textarea {
  resize: vertical;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
}

.direct-contact {
  color: var(--teal-dark);
  font-weight: 800;
}

.icon-link,
.footer-social {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
}

.icon-link {
  color: var(--teal-dark);
}

.icon-link svg,
.footer-social svg {
  width: 21px;
  height: 21px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px clamp(20px, 5vw, 72px);
  color: var(--white);
  background: #071d24;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.82);
}

.site-footer a:hover,
.site-footer a:focus-visible,
.direct-contact:hover,
.direct-contact:focus-visible,
.icon-link:hover,
.icon-link:focus-visible {
  color: var(--amber);
}

.whatsapp {
  position: fixed;
  z-index: 30;
  right: 18px;
  bottom: 18px;
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0 18px;
  color: var(--white);
  background: #158c55;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22);
  font-weight: 800;
}

@media (max-width: 980px) {
  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .intro-grid,
  .industries-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .intro-grid article {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .intro-grid article:last-child {
    border-bottom: 0;
  }

  .section-heading {
    display: block;
  }
}

@media (max-width: 720px) {
  .site-header {
    padding: 14px 18px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 72px;
    left: 18px;
    right: 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--white);
    color: var(--ink);
    box-shadow: var(--shadow);
  }

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

  .site-nav a {
    padding: 16px;
    border-bottom: 1px solid var(--line);
  }

  .site-nav a:last-child {
    border-bottom: 0;
  }

  .hero {
    min-height: 88vh;
  }

  .hero-content {
    width: calc(100% - 36px);
    margin: 0 18px 58px;
  }

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

  .product-grid,
  .industry-list,
  .trust-section {
    grid-template-columns: 1fr;
  }

  .intro-grid article {
    min-height: auto;
    padding: 26px 0;
  }

  .intro-grid span {
    margin-bottom: 28px;
  }

  .contact-form {
    padding: 20px;
  }

  .site-footer {
    display: grid;
  }
}