:root {
  --aco-red: #e2001a;
  --aco-dark: #1f1f1f;
  --aco-grey: #f2f3f5;
  --aco-slate: #3a3a3a;
  --aco-border: #d9d9dd;
  --text-body: #4a4a4a;
  --text-light: #717171;
  --max-width: 1140px;
  font-size: 16px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Work Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text-body);
  background-color: white;
  line-height: 1.55;
}

h1,
h2,
h3 {
  font-family: "Montserrat", "Work Sans", sans-serif;
  color: var(--aco-dark);
  margin-top: 0;
}

p {
  margin-top: 0;
}

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

.container {
  width: min(var(--max-width), 92vw);
  margin-inline: auto;
}

.top-bar {
  background-color: white;
  border-bottom: 1px solid var(--aco-border);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
}

.top-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 0;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.tagline {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
}

.product-hero .tagline {
  color: rgba(255, 255, 255, 0.7);
}

.main-nav {
  display: flex;
  gap: 1.5rem;
  font-weight: 500;
}

.main-nav a {
  position: relative;
  padding-bottom: 0.25rem;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background-color: var(--aco-red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.main-nav a:focus-visible,
.main-nav a:hover {
  color: var(--aco-red);
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  transform: scaleX(1);
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  background-color: var(--aco-red);
  color: white;
  font-weight: 600;
  letter-spacing: 0.04em;
  box-shadow: 0 12px 24px -18px rgba(226, 0, 26, 0.7);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-btn:hover,
.cta-btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 18px 30px -18px rgba(226, 0, 26, 0.8);
}

.ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  border: 1px solid var(--aco-border);
  font-weight: 600;
  color: var(--aco-dark);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.ghost-btn:hover,
.ghost-btn:focus-visible {
  border-color: var(--aco-red);
  color: var(--aco-red);
}

.hero {
  background: linear-gradient(135deg, #f8f8fa 0%, #ffffff 45%, #f1f1f3 100%);
  padding: 6rem 0 6.5rem;
}

.product-hero {
  position: relative;
  padding: 6rem 0;
  background-size: cover;
  background-position: center;
  color: white;
}

.product-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 15, 15, 0.82) 0%, rgba(15, 15, 15, 0.45) 100%);
}

.product-hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.5rem;
  max-width: 780px;
}

.product-hero h1 {
  font-size: clamp(2.2rem, 2.8vw + 1.2rem, 3.4rem);
  color: white;
  margin-bottom: 0.5rem;
}

.product-hero p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
}

.hero-content {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 3rem;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(2.3rem, 3vw + 1.5rem, 3.3rem);
  margin-bottom: 1rem;
}

.hero-text p {
  font-size: 1.1rem;
  color: var(--text-light);
  max-width: 32rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.accreditations {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.5rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
}

.accreditations span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--aco-border);
  background-color: rgba(255, 255, 255, 0.85);
}

.hero-card {
  position: relative;
  min-height: 460px;
  background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.35), rgba(20, 20, 20, 0.9)),
    url("https://images.unsplash.com/photo-1582719478250-c89cae4dc85b?auto=format&q=80&fit=crop&w=900")
      center/cover;
  border-radius: 28px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  color: white;
  box-shadow: 0 28px 60px -40px rgba(22, 22, 22, 0.7);
}

.hero-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(9, 9, 9, 0.1) 0%, rgba(9, 9, 9, 0.85) 100%);
}

.card-overlay {
  position: relative;
  z-index: 2;
  padding: 2.5rem;
}

.card-overlay h2 {
  color: white;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 1.2rem;
}

.card-overlay p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 1.5rem;
}

.card-overlay ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.65rem;
}

.card-overlay li {
  position: relative;
  padding-left: 1.35rem;
}

.card-overlay li::before {
  content: "";
  position: absolute;
  top: 0.5rem;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--aco-red);
}

.section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3rem;
}

.section-header h2 {
  font-size: clamp(2rem, 2.4vw + 1rem, 2.5rem);
}

.section-header p {
  color: var(--text-light);
}

.products {
  background-color: white;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
}

.product-card {
  border-radius: 24px;
  padding: 2.25rem;
  border: 1px solid var(--aco-border);
  background-color: white;
  box-shadow: 0 24px 48px -45px rgba(0, 0, 0, 0.25);
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

.product-image {
  width: 100%;
  height: 180px;
  object-fit: contain;
  border-radius: 14px;
  background-color: var(--aco-grey);
  padding: 1rem;
}

.product-card h3 {
  font-size: 1.4rem;
  margin: 0;
}

.product-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text-light);
  display: grid;
  gap: 0.5rem;
}

.benefits {
  background-color: var(--aco-grey);
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
}

.benefit-item {
  background-color: white;
  border-radius: 18px;
  padding: 2rem;
  border: 1px solid rgba(226, 0, 26, 0.08);
  box-shadow: 0 20px 45px -44px rgba(226, 0, 26, 0.8);
}

.benefit-item h3 {
  font-size: 1.2rem;
}

.product-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 3rem;
  align-items: center;
}

.product-visual {
  display: grid;
  gap: 1.25rem;
}

.product-visual img {
  width: 100%;
  border-radius: 22px;
  box-shadow: 0 28px 40px -32px rgba(0, 0, 0, 0.35);
  background-color: white;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.75rem;
  font-weight: 500;
}

.feature-list li {
  position: relative;
  padding-left: 1.4rem;
  color: var(--text-light);
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--aco-red);
}

.specs {
  background-color: white;
}

.table-wrapper {
  overflow-x: auto;
  border-radius: 18px;
  border: 1px solid var(--aco-border);
  background-color: white;
  box-shadow: 0 28px 60px -48px rgba(0, 0, 0, 0.2);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

thead {
  background-color: var(--aco-dark);
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.85rem;
}

th,
td {
  padding: 1.25rem 1.5rem;
  text-align: left;
  border-bottom: 1px solid var(--aco-border);
}

tbody tr:nth-child(odd) {
  background-color: rgba(226, 0, 26, 0.02);
}

tbody tr:hover {
  background-color: rgba(226, 0, 26, 0.05);
}

.note {
  margin-top: 1.5rem;
  text-align: center;
  color: var(--text-light);
  font-size: 0.95rem;
}

.services {
  background: linear-gradient(135deg, rgba(226, 0, 26, 0.04) 0%, rgba(226, 0, 26, 0.12) 100%);
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
}

.download-groups {
  display: grid;
  gap: 2rem;
}

.download-group h3 {
  margin: 0 0 1rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--aco-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.download-card {
  display: grid;
  gap: 0.5rem;
  padding: 1.4rem;
  border-radius: 16px;
  border: 1px solid var(--aco-border);
  background-color: white;
  box-shadow: 0 22px 44px -34px rgba(0, 0, 0, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.download-card span {
  font-weight: 600;
  color: var(--aco-dark);
}

.download-card small {
  color: var(--text-light);
}

.download-card:hover,
.download-card:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 28px 60px -34px rgba(226, 0, 26, 0.7);
  border-color: var(--aco-red);
  color: inherit;
}

.download-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-light);
}

.cta-panel {
  border-radius: 24px;
  padding: 2.5rem;
  background: linear-gradient(135deg, rgba(226, 0, 26, 0.08) 0%, rgba(226, 0, 26, 0.18) 100%);
  color: var(--aco-dark);
  box-shadow: 0 30px 55px -46px rgba(226, 0, 26, 0.75);
  display: grid;
  gap: 1rem;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.cta-panel p {
  color: var(--aco-slate);
  margin: 0;
}

.related-products {
  background-color: var(--aco-grey);
}

.product-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.product-link-card {
  display: grid;
  gap: 0.75rem;
  padding: 1.6rem;
  border-radius: 20px;
  text-align: center;
  border: 1px solid var(--aco-border);
  background-color: white;
  box-shadow: 0 20px 50px -40px rgba(0, 0, 0, 0.45);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.product-link-card img {
  width: 100%;
  height: 150px;
  object-fit: contain;
  border-radius: 16px;
  background-color: var(--aco-grey);
  padding: 0.75rem;
}

.product-link-title {
  font-weight: 700;
  color: var(--aco-dark);
  font-size: 1.1rem;
}

.product-link-card small {
  color: var(--text-light);
  font-size: 0.9rem;
}

.product-link-card:hover,
.product-link-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: 0 28px 65px -36px rgba(226, 0, 26, 0.65);
  border-color: var(--aco-red);
}

.product-link-card[aria-current="page"] {
  border-color: var(--aco-red);
  box-shadow: 0 28px 65px -36px rgba(226, 0, 26, 0.5);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
}

.service-grid article {
  background-color: white;
  border-radius: 18px;
  padding: 1.8rem;
  border: 1px solid rgba(226, 0, 26, 0.1);
  box-shadow: 0 20px 48px -40px rgba(226, 0, 26, 0.4);
  display: grid;
  gap: 0.75rem;
}

.contact {
  background-color: white;
}

.contact-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 3rem;
  padding: 3rem;
  border-radius: 28px;
  border: 1px solid var(--aco-border);
  background: linear-gradient(145deg, white 0%, rgba(226, 0, 26, 0.05) 100%);
  box-shadow: 0 32px 65px -52px rgba(226, 0, 26, 0.6);
}

.contact-info {
  display: grid;
  gap: 1.5rem;
}

.contact-meta {
  display: grid;
  gap: 1rem;
}

.meta-label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--aco-red);
  display: block;
  margin-bottom: 0.35rem;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.contact-form label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--aco-slate);
  display: grid;
  gap: 0.45rem;
}

input,
select,
textarea {
  font: inherit;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 12px;
  padding: 0.75rem 1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  background-color: white;
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  border-color: var(--aco-red);
  box-shadow: 0 0 0 3px rgba(226, 0, 26, 0.1);
}

.form-note {
  font-size: 0.8rem;
  color: var(--text-light);
  line-height: 1.4;
}

.hp-field { position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }
.form-status { margin-top:12px; font-size:14px; }
.form-status.success { color:#176b38; }
.form-status.error { color:#a52626; }
.form-status.pending { color:#555; }
.cta-btn:disabled { opacity:.6; cursor:wait; }


.footer {
  background-color: var(--aco-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: 3rem 0;
}

.footer .container {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: center;
}

.footer-links {
  display: grid;
  gap: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  grid-auto-flow: column;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: white;
}

.footer-meta {
  display: grid;
  gap: 0.65rem;
  font-size: 0.85rem;
  text-align: right;
}

.footer-meta a {
  color: rgba(255, 255, 255, 0.7);
}

.footer-meta a:hover,
.footer-meta a:focus-visible {
  color: white;
}

@media (max-width: 1024px) {
  .hero-card {
    min-height: 380px;
  }

  .product-layout {
    grid-template-columns: 1fr;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .benefit-grid,
  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-card {
    grid-template-columns: 1fr;
  }

  .footer .container {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-meta {
    text-align: left;
  }
}

@media (max-width: 720px) {
  .top-bar .container {
    flex-wrap: wrap;
    justify-content: center;
    text-align: center;
  }

  .main-nav {
    order: 3;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero-content {
    grid-template-columns: 1fr;
  }

  .hero-card {
    order: -1;
  }

  .product-grid,
  .benefit-grid,
  .service-grid {
    grid-template-columns: 1fr;
  }

  .product-hero {
    padding: 4.5rem 0;
  }

  .product-image {
    height: 160px;
  }

  .download-grid {
    grid-template-columns: 1fr;
  }

  .contact-card {
    padding: 2rem;
  }
}

@media (max-width: 540px) {
  :root {
    font-size: 15px;
  }

  .hero {
    padding: 4.5rem 0;
  }

  .section {
    padding: 3.5rem 0;
  }

  th,
  td {
    padding: 1rem;
  }

  .top-bar .container {
    gap: 1rem;
  }
}