/* ===== Reset & Variables ===== */
:root {
  --primary: #050517;
  --accent: #b91c3c;
  --white: #ffffff;
  --gray-100: #f7f7f8;
  --gray-200: #e5e7eb;
  --gray-400: #9ca3af;
  --gray-600: #4b5563;

  --font-sans: 'Inter', sans-serif;
  --font-serif: 'Playfair Display', serif;

  --header-h: 100px;
  --max-w: 1440px;
  --pad: 60px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--primary);
  background: var(--white);
}
body.menu-open { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ===== Typography ===== */
h1 { font-family: var(--font-serif); font-size: clamp(28px, 4vw, 48px); font-weight: 400; line-height: 1.15; }
h2 { font-family: var(--font-serif); font-size: clamp(24px, 3vw, 38px); font-weight: 400; line-height: 1.2; }
h3 { font-size: 20px; font-weight: 500; line-height: 1.3; }
h4 { font-size: 15px; font-weight: 600; line-height: 1.4; }

/* ===== Utilities ===== */
.wrap,
.content-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* ===== Header ===== */
.page-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: var(--white);
  z-index: 1000;
  border-bottom: 1px solid var(--gray-200);
}

.header-content {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
  height: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}

/* Logo */
.logo-container {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  flex-shrink: 0;
}
.logo-desktop { width: 120px; }
.logo-mobile { display: none; width: 40px; }
.logo-text {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
  line-height: 1;
  color: var(--primary);
}

/* Navigation */
.main-nav { flex: 1; }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0;
}
.nav-item { position: relative; }
.nav-link {
  display: flex;
  align-items: center;
  height: var(--header-h);
  padding: 0 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--primary);
  border-bottom: 3px solid transparent;
  transition: all 0.2s;
}
.nav-link:hover,
.nav-item:hover .nav-link {
  border-bottom-color: var(--primary);
}

/* Mega Menu Dropdown */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 680px;
  background: var(--white);
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.25s ease;
  padding: 32px;
  z-index: 100;
}
.dropdown-small { min-width: 260px; }
.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-content {
  display: flex;
  gap: 40px;
}
.dropdown-column { min-width: 180px; }
.dropdown-column h4 {
  color: var(--primary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--gray-200);
}
.dropdown-column ul li a {
  display: block;
  padding: 8px 0;
  font-size: 14px;
  color: var(--gray-600);
  transition: color 0.2s;
}
.dropdown-column ul li a:hover { color: var(--primary); }

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}
.header-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.2s;
}
.header-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--primary);
}
.header-icon:hover { background: var(--gray-100); }

/* Burger */
.burger {
  display: none;
  width: 28px;
  height: 20px;
  flex-direction: column;
  justify-content: space-between;
}
.burger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--primary);
  transition: all 0.3s;
}
.burger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.burger.active span:nth-child(2) { opacity: 0; }
.burger.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

/* ===== Floating Buttons ===== */
.floating-buttons {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
}
.float-btn {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: var(--white);
  transition: background 0.2s;
}
.float-btn:first-child { border-radius: 6px 0 0 0; }
.float-btn:last-child { border-radius: 0 0 0 6px; }
.float-btn svg { width: 22px; height: 22px; }
.float-btn:hover { background: var(--primary); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-size: 14px;
  font-weight: 500;
  border-radius: 4px;
  transition: all 0.2s;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
}
.btn-primary:hover {
  background: #1a1a2e;
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
}
.btn-block { width: 100%; }

/* ===== Hero Slider ===== */
.hero-slider {
  position: relative;
  height: 75vh;
  min-height: 500px;
  max-height: 700px;
  margin-top: var(--header-h);
  overflow: hidden;
  background: #111;
}
.slides-container { height: 100%; position: relative; }
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.6s ease;
}
.slide.active { opacity: 1; }
.slide-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.2) 60%);
}
.slide-content {
  position: absolute;
  left: var(--pad);
  bottom: 100px;
  max-width: 600px;
  color: var(--white);
}
.slide-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
  opacity: 0.85;
}
.slide-content h1 {
  color: var(--white);
  margin-bottom: 24px;
}

/* Slider Nav */
.slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  color: var(--white);
  transition: all 0.2s;
  backdrop-filter: blur(4px);
}
.slider-nav:hover { background: rgba(255,255,255,0.25); }
.slider-nav svg { width: 24px; height: 24px; }
.slider-nav.prev { left: 30px; }
.slider-nav.next { right: 30px; }
.slider-dots {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
}
.dot {
  width: 32px;
  height: 3px;
  background: rgba(255,255,255,0.4);
  border-radius: 2px;
  transition: all 0.2s;
}
.dot.active { background: var(--white); width: 48px; }

/* ===== Section ===== */
.section { padding: 90px 0; }
.section-header {
  text-align: center;
  margin-bottom: 50px;
}
.section-tag {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 10px;
}
.section-cta {
  text-align: center;
  margin-top: 40px;
}

/* ===== Pioneers ===== */
.pioneers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.pioneer-card {
  display: block;
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  transition: all 0.3s;
}
.pioneer-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.12);
}
.pioneer-image {
  aspect-ratio: 16/10;
  overflow: hidden;
}
.pioneer-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}
.pioneer-card:hover .pioneer-image img { transform: scale(1.05); }
.pioneer-content { padding: 24px; }
.pioneer-content h3 { margin-bottom: 10px; }
.pioneer-content p {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 16px;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
}
.card-link svg { transition: transform 0.2s; }
.pioneer-card:hover .card-link svg { transform: translateX(4px); }

/* ===== Featured ===== */
.featured { background: var(--gray-100); }
.featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.featured-image img { max-width: 100%; }
.featured-content h2 { margin-bottom: 16px; }
.featured-content > p {
  color: var(--gray-600);
  margin-bottom: 20px;
}
.feature-list { margin-bottom: 24px; }
.feature-list li {
  padding: 8px 0 8px 24px;
  position: relative;
  font-size: 15px;
}
.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* ===== References ===== */
.references-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.ref-card {
  position: relative;
  display: block;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 16/10;
}
.ref-card.large {
  grid-column: span 2;
  aspect-ratio: 21/9;
}
.ref-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}
.ref-card:hover img { transform: scale(1.05); }
.ref-overlay {
  position: absolute;
  inset: 0;
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, transparent 60%);
  color: var(--white);
}
.ref-tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
  opacity: 0.85;
}
.ref-overlay h3 { color: var(--white); font-size: 18px; }
.ref-overlay p { font-size: 14px; opacity: 0.9; margin-top: 6px; }

/* ===== Industries ===== */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.industry-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 24px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  transition: all 0.3s;
}
.industry-card:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  transform: translateY(-4px);
}
.industry-icon {
  width: 60px;
  height: 60px;
  margin-bottom: 20px;
  color: var(--primary);
}
.industry-card h3 { margin-bottom: 10px; font-size: 18px; }
.industry-card p { font-size: 14px; color: var(--gray-600); }

/* ===== Contact ===== */
.contact { background: var(--gray-100); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.contact-info h2 { margin-bottom: 12px; }
.contact-info > p { color: var(--gray-600); margin-bottom: 28px; }
.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: var(--white);
  border-radius: 10px;
  margin-bottom: 28px;
}
.contact-card img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
}
.contact-card-info strong { display: block; margin-bottom: 2px; }
.contact-card-info p { font-size: 13px; color: var(--gray-600); margin: 0; }
.contact-methods { display: flex; flex-direction: column; gap: 16px; }
.method {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.method svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--primary);
}
.method strong { display: block; margin-bottom: 2px; font-size: 14px; }
.method p { color: var(--gray-600); margin: 0; font-size: 14px; }

/* Contact Form */
.contact-form {
  background: var(--white);
  padding: 32px;
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.contact-form h3 { margin-bottom: 24px; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  font-size: 14px;
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}
.form-group textarea { resize: vertical; min-height: 90px; }
.form-group.checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.form-group.checkbox input { width: auto; margin-top: 3px; }
.form-group.checkbox label { margin-bottom: 0; font-weight: 400; }
.form-group.checkbox a { color: var(--accent); text-decoration: underline; }

/* ===== Page Hero ===== */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #1a1a2e 100%);
  padding: 160px 0 80px;
  margin-top: var(--header-h);
  text-align: center;
  color: var(--white);
}
.page-hero-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--pad);
}
.page-hero-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 16px;
}
.page-hero h1 {
  color: var(--white);
  margin-bottom: 20px;
}
.page-hero p {
  font-size: 18px;
  opacity: 0.85;
  line-height: 1.7;
}

/* ===== Solutions Category ===== */
.solutions-category {
  margin-bottom: 80px;
}
.solutions-category:last-child {
  margin-bottom: 0;
}
.category-header {
  text-align: center;
  margin-bottom: 40px;
}
.category-header p {
  max-width: 600px;
  margin: 0 auto;
  color: var(--gray-600);
}

/* ===== Solutions Grid ===== */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.solution-card {
  display: flex;
  flex-direction: column;
  padding: 32px 24px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  transition: all 0.3s;
  position: relative;
}
.solution-card:hover {
  border-color: var(--primary);
  box-shadow: 0 12px 32px rgba(0,0,0,0.1);
  transform: translateY(-4px);
}
.solution-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
  color: var(--primary);
}
.solution-icon svg {
  width: 100%;
  height: 100%;
}
.solution-card h3 {
  font-size: 17px;
  margin-bottom: 10px;
}
.solution-card p {
  font-size: 14px;
  color: var(--gray-600);
  flex: 1;
}
.card-arrow {
  position: absolute;
  bottom: 24px;
  right: 24px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
  border-radius: 50%;
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.3s;
}
.card-arrow svg {
  width: 16px;
  height: 16px;
  stroke: var(--primary);
}
.solution-card:hover .card-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ===== CTA Section ===== */
.cta-section {
  background: var(--gray-100);
  padding: 80px 0;
}
.cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}
.cta-content h2 {
  margin-bottom: 16px;
}
.cta-content p {
  color: var(--gray-600);
  margin-bottom: 28px;
}

/* ===== Active Nav ===== */
.nav-link.active {
  border-bottom-color: var(--primary);
}

/* ===== Breadcrumb ===== */
.breadcrumb-wrap {
  background: var(--gray-100);
  padding: 16px 0;
  margin-top: var(--header-h);
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}
.breadcrumb a {
  color: var(--gray-600);
  transition: color 0.2s;
}
.breadcrumb a:hover {
  color: var(--primary);
}
.breadcrumb span {
  color: var(--gray-400);
}
.breadcrumb .current {
  color: var(--primary);
  font-weight: 500;
}

/* ===== Product Hero ===== */
.product-hero {
  padding: 60px 0 80px;
}
.product-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.product-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 12px;
}
.product-hero-content h1 {
  margin-bottom: 20px;
}
.product-intro {
  font-size: 18px;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 32px;
}
.product-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.product-hero-image img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

/* ===== Product Features ===== */
.product-features {
  background: var(--gray-100);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.feature-item {
  background: var(--white);
  padding: 32px;
  border-radius: 12px;
  text-align: center;
}
.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  color: var(--primary);
}
.feature-icon svg {
  width: 100%;
  height: 100%;
}
.feature-item h3 {
  margin-bottom: 12px;
  font-size: 18px;
}
.feature-item p {
  font-size: 14px;
  color: var(--gray-600);
}

/* ===== Specs Section ===== */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.specs-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 32px;
}
.specs-card h3 {
  font-size: 18px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--accent);
}
.specs-list {
  list-style: none;
}
.specs-list li {
  padding: 10px 0;
  font-size: 14px;
  border-bottom: 1px solid var(--gray-100);
}
.specs-list li:last-child {
  border-bottom: none;
}
.specs-list strong {
  color: var(--primary);
}

/* ===== Applications ===== */
.applications-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.application-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 28px;
  transition: all 0.3s;
}
.application-card:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}
.application-card h3 {
  font-size: 16px;
  margin-bottom: 12px;
}
.application-card p {
  font-size: 14px;
  color: var(--gray-600);
}

/* ===== Footer ===== */
.footer {
  background: var(--primary);
  color: var(--white);
  padding: 60px 0 30px;
  margin-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-logo {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  margin-bottom: 16px;
}
.footer-logo img { width: 90px; filter: brightness(0) invert(1); }
.footer-logo span { font-family: var(--font-serif); font-size: 20px; line-height: 1; }
.footer-brand p { color: rgba(255,255,255,0.65); font-size: 14px; }
.social-links { display: flex; gap: 10px; margin-top: 20px; }
.social-links a {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  transition: background 0.2s;
}
.social-links a:hover { background: rgba(255,255,255,0.2); }
.social-links svg { width: 18px; height: 18px; }
.footer-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
.footer-col h4 { font-size: 14px; margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  color: rgba(255,255,255,0.65);
  font-size: 13px;
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: var(--white); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
}
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.5); }
.footer-bottom a { color: rgba(255,255,255,0.65); }
.footer-bottom a:hover { color: var(--white); }

/* ===== Responsive ===== */
@media (max-width: 1200px) {
  :root { --pad: 40px; }
  .pioneers-grid, .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .solutions-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1024px) {
  :root { --pad: 24px; --header-h: 70px; }

  .burger { display: flex; }
  .header-actions { display: none; }

  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    padding: 20px;
    transform: translateX(-100%);
    transition: transform 0.3s;
    overflow-y: auto;
  }
  .main-nav.open { transform: translateX(0); }

  .nav-menu { flex-direction: column; align-items: stretch; }
  .nav-link {
    height: auto;
    padding: 14px 0;
    border-bottom: 1px solid var(--gray-200);
    font-size: 16px;
  }
  .nav-link:hover { border-bottom-color: var(--gray-200); }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    min-width: 100%;
    box-shadow: none;
    padding: 0 0 16px 16px;
    display: none;
  }
  .nav-item:hover .dropdown-menu { display: block; }
  .dropdown-content { flex-direction: column; gap: 20px; }

  .logo-desktop { width: 90px; }
  .logo-text { font-size: 22px; }

  .featured-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .featured-image { order: -1; }
  .ref-card.large { grid-column: span 1; }
  .references-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-nav { grid-template-columns: repeat(2, 1fr); }
  .floating-buttons { display: none; }
  .solutions-grid { grid-template-columns: repeat(2, 1fr); }
  .page-hero { padding: 140px 0 60px; }
  .product-hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .product-hero-image { order: -1; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .applications-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .pioneers-grid, .industries-grid, .solutions-grid { grid-template-columns: 1fr; }
  .features-grid, .specs-grid, .applications-grid { grid-template-columns: 1fr; }
  .breadcrumb { flex-wrap: wrap; }
  .product-actions { flex-direction: column; }
  .product-actions .btn { width: 100%; }
  .hero-slider { height: 65vh; }
  .slide-content { bottom: 70px; }
  .slider-nav { width: 44px; height: 44px; }
  .slider-nav svg { width: 20px; height: 20px; }
  .slider-nav.prev { left: 16px; }
  .slider-nav.next { right: 16px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 24px 20px; }
  .footer-nav { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
}

@media (max-width: 480px) {
  .logo-desktop { display: none; }
  .logo-mobile { display: block; }
  .slider-nav { display: none; }
  .footer-nav { grid-template-columns: 1fr; gap: 20px; }
}