:root {
  --ink: #172322;
  --muted: #5f6f6d;
  --brand: #0f5d56;
  --brand-dark: #0b3635;
  --accent: #d9a441;
  --paper: #f8faf7;
  --line: #dce4df;
  --white: #ffffff;
  --shadow: 0 20px 60px rgba(18, 36, 34, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 5vw, 64px);
  color: var(--white);
  transition: background 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  color: var(--ink);
  background: rgba(248, 250, 247, 0.96);
  box-shadow: 0 10px 30px rgba(23, 35, 34, 0.08);
  backdrop-filter: blur(18px);
}

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

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 6px;
  font-weight: 800;
  letter-spacing: 0;
}

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

.brand strong {
  font-size: 1rem;
  line-height: 1.1;
}

.brand small {
  color: currentColor;
  font-size: 0.74rem;
  opacity: 0.74;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 0.95rem;
  font-weight: 700;
}

.site-nav a {
  position: relative;
}

.site-nav a::after {
  position: absolute;
  left: 0;
  bottom: -7px;
  width: 100%;
  height: 2px;
  content: "";
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid currentColor;
  border-radius: 6px;
  color: inherit;
  background: transparent;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 140px clamp(20px, 6vw, 76px) 72px;
  color: var(--white);
}

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

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

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(9, 32, 31, 0.92), rgba(9, 32, 31, 0.62) 44%, rgba(9, 32, 31, 0.16)),
    linear-gradient(0deg, rgba(9, 32, 31, 0.3), rgba(9, 32, 31, 0.06));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 710px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 12ch;
  margin-bottom: 22px;
  font-size: clamp(3.1rem, 7vw, 6.5rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.15rem;
  line-height: 1.25;
}

.hero-content p:not(.eyebrow) {
  max-width: 620px;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
}

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

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: var(--brand-dark);
  background: var(--accent);
}

.button.secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.55);
}

.button.dark {
  color: var(--white);
  background: var(--brand-dark);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.hero-meta span {
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.92rem;
  font-weight: 800;
}

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

.stats-band div {
  min-height: 120px;
  padding: 28px clamp(20px, 5vw, 54px);
  background: var(--white);
}

.stats-band strong,
.stats-band span {
  display: block;
}

.stats-band strong {
  color: var(--brand);
  font-size: 1.4rem;
}

.stats-band span {
  color: var(--muted);
}

.section,
.split-section,
.contact-section {
  padding: clamp(72px, 10vw, 132px) clamp(20px, 6vw, 76px);
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(30px, 7vw, 90px);
  align-items: start;
  background: var(--paper);
}

.intro > p,
.split-section p,
.contact-copy p {
  color: var(--muted);
  font-size: 1.08rem;
}

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

.services {
  background: var(--white);
}

.products {
  background: #edf3f0;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 40px;
}

.service-card,
.quality-row article,
.contact-form {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 14px 40px rgba(18, 36, 34, 0.06);
}

.service-card {
  min-height: 260px;
  padding: 26px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 40px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.product-grid article {
  min-height: 230px;
  padding: 28px;
  background: var(--white);
}

.product-grid h3 {
  color: var(--brand-dark);
}

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

.card-icon {
  display: inline-grid;
  width: 46px;
  height: 46px;
  place-items: center;
  margin-bottom: 30px;
  border-radius: 6px;
  color: var(--white);
  background: var(--brand);
  font-weight: 900;
}

.service-card p,
.quality-row p {
  color: var(--muted);
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.7fr);
  gap: clamp(32px, 8vw, 112px);
  align-items: center;
  color: var(--white);
  background: var(--brand-dark);
}

.split-section h2 {
  max-width: 620px;
}

.split-section p {
  max-width: 620px;
  color: rgba(255, 255, 255, 0.76);
}

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

.industry-list li {
  padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
}

.quality-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 40px;
}

.quality-row article {
  padding: 28px;
}

.process-band {
  padding: clamp(72px, 10vw, 132px) clamp(20px, 6vw, 76px);
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(8, 31, 30, 0.96), rgba(15, 93, 86, 0.9)),
    #081f1e;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 40px;
}

.process-list div {
  min-height: 230px;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.process-list span {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  margin-bottom: 26px;
  border-radius: 6px;
  color: var(--brand-dark);
  background: var(--accent);
  font-weight: 900;
}

.process-list p {
  color: rgba(255, 255, 255, 0.76);
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(300px, 0.7fr);
  gap: clamp(32px, 7vw, 88px);
  align-items: start;
  background: #e9f0ed;
}

address {
  display: grid;
  gap: 10px;
  margin-top: 28px;
  color: var(--brand-dark);
  font-style: normal;
  font-weight: 800;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.contact-form {
  display: grid;
  gap: 18px;
  padding: clamp(22px, 4vw, 34px);
}

label {
  display: grid;
  gap: 8px;
  color: var(--brand-dark);
  font-size: 0.88rem;
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 13px 14px;
  color: var(--ink);
  background: #fbfdfb;
  font: inherit;
}

textarea {
  resize: vertical;
}

input:focus,
textarea:focus {
  border-color: var(--brand);
  outline: 3px solid rgba(15, 93, 86, 0.14);
}

.form-note {
  margin: -4px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(20px, 6vw, 76px);
  color: rgba(255, 255, 255, 0.78);
  background: #081f1e;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--accent);
  font-weight: 800;
}

.site-footer div {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.floating-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 6px;
  color: var(--white);
  background: #128c4a;
  box-shadow: 0 12px 30px rgba(18, 140, 74, 0.3);
  font-weight: 900;
}

@media (max-width: 980px) {
  .service-grid,
  .product-grid,
  .process-list,
  .quality-row {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 720px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--ink);
    background: var(--white);
    box-shadow: var(--shadow);
  }

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

  .site-nav a {
    padding: 12px;
  }

  .hero {
    min-height: 86vh;
    padding-top: 118px;
  }

  .hero-overlay {
    background: linear-gradient(90deg, rgba(9, 32, 31, 0.94), rgba(9, 32, 31, 0.7));
  }

  h1 {
    max-width: 10ch;
  }

  .stats-band,
  .service-grid,
  .product-grid,
  .process-list,
  .quality-row {
    grid-template-columns: 1fr;
  }

  .stats-band div {
    min-height: 0;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    padding-bottom: 84px;
  }

  .floating-whatsapp {
    right: 14px;
    bottom: 14px;
  }
}