:root {
  --green: #43a047;
  --green-dark: #2e7d32;
  --green-darker: #1b5e20;
  --green-light: #66bb6a;
  --green-pale: #c8e6c9;
  --green-bg-faint: #ecf5ed;
  --primary: #1a2421;
  --primary-dark: #0f1614;
  --primary-light: #2d3a36;
  --white: #ffffff;
  --off-white: #fafbf9;
  --surface: #f4f5f3;
  --gray-100: #eef0ee;
  --gray-200: #dde0de;
  --gray-400: #9aa09b;
  --gray-600: #5a625c;
  --gray-800: #2a322e;
  --text: #1a2421;
  --text-light: #5a625c;
  --border: #e5e7eb;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.1);
  --shadow-green: 0 8px 24px rgba(67,160,71,0.25);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

main {
  counter-reset: section;
}

main > section {
  counter-increment: section;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 8px;
  z-index: 9999;
  padding: 12px 20px;
  background: var(--green-dark);
  color: var(--white);
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: top 0.2s ease;
}

.skip-link:focus,
.skip-link:focus-visible {
  top: 8px;
  outline: 2px solid var(--green-light);
  outline-offset: 2px;
}

:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
  border-radius: 4px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  line-height: 1.7;
  background: var(--off-white);
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 140px 0;
}

.section-dark {
  background: var(--primary);
  color: var(--white);
}

.section-dark .section-tag {
  color: var(--green-light);
}

.section-dark h2 {
  color: var(--white);
}

.section-dark p {
  color: rgba(255,255,255,0.82);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 20px;
  font-variant-numeric: tabular-nums;
}

.section-tag::before {
  content: counter(section, decimal-leading-zero);
  display: inline-block;
  font-family: 'Inter', monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green-dark);
  letter-spacing: 1px;
  padding: 4px 10px;
  background: var(--green-bg-faint);
  border-radius: 4px;
}

.section-tag::after {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--border);
  border-radius: 1px;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
  color: var(--primary);
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-light);
  line-height: 1.8;
}

.section-footer {
  text-align: center;
  margin-top: 56px;
}

/* Section backgrounds */
#empresa {
  background: var(--white);
}

#valores {
  background: var(--surface);
}

#productos {
  background: var(--white);
}

#contacto {
  background: var(--surface);
}

.section-clients {
  background: var(--surface);
}

.section-sustentable {
  background: var(--white);
}

.section-sustentable h2 {
  color: var(--primary);
}

.section-certifications {
  background: var(--surface);
}

#rep {
  background: var(--white);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow);
  border-bottom-color: var(--border);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.nav-logo img {
  height: 72px;
  width: auto;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 4px;
}

.nav-link {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.nav-link:hover {
  color: var(--green-dark);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-link.active {
  color: var(--green-dark);
  font-weight: 600;
}

/* Nav Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 55% 45%;
  min-height: 90vh;
  position: relative;
  overflow: hidden;
  background: var(--white);
}

.hero-left {
  background:
    radial-gradient(ellipse 100% 70% at 30% 30%, rgba(67,160,71,0.18) 0%, transparent 70%),
    radial-gradient(ellipse 60% 80% at 80% 80%, rgba(27,94,32,0.3) 0%, transparent 70%),
    linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 80px;
  position: relative;
}

.hero-left::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2343a047' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-left-content {
  position: relative;
  z-index: 2;
  max-width: 560px;
  text-align: left;
  color: var(--white);
}

.hero-logo {
  margin-bottom: 28px;
  display: inline-block;
  background: rgba(255,255,255,0.96);
  padding: 12px 18px;
  border-radius: 12px;
  box-shadow: 0 6px 24px rgba(0,0,0,0.15);
  line-height: 0;
}

.hero-logo img {
  height: 56px;
  width: auto;
  display: block;
  margin: 0;
}

.hero-left-content h1 {
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 20px;
  letter-spacing: -1px;
  line-height: 1.12;
}

.hero-left-content h1 .accent {
  color: var(--green-light);
  position: relative;
}

.hero-left-content p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.78);
  margin-bottom: 0;
  line-height: 1.7;
  max-width: 480px;
}

.hero-right {
  overflow: hidden;
  position: relative;
}

.hero-right-bg {
  width: 100%;
  height: 100%;
  background: url('img/productos-1.jpg') center center / cover no-repeat;
  transition: transform 0.6s ease;
}

.hero-right-bg:hover {
  transform: scale(1.05);
}

.hero-right::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--primary) 0%, transparent 30%);
  z-index: 1;
  pointer-events: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.3px;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-green);
}

.btn-outline {
  background: transparent;
  color: var(--green-dark);
  border: 2px solid var(--green);
}

.btn-outline:hover {
  background: var(--green);
  color: var(--white);
  transform: translateY(-2px);
}

.section-dark .btn-outline {
  color: var(--white);
  border-color: var(--white);
}

.section-dark .btn-outline:hover {
  background: var(--white);
  color: var(--green-dark);
}

.section-text .btn {
  margin-top: 12px;
}

/* Section Grid */
.section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 96px;
  align-items: center;
}

.section-grid.reverse {
  direction: rtl;
}

.section-grid.reverse > * {
  direction: ltr;
}

.image-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.image-wrapper img {
  max-height: 380px;
  object-fit: contain;
  transition: transform 0.6s ease;
}

.image-wrapper:hover img {
  transform: scale(1.05);
}

.section-text h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
  color: var(--primary);
}

.section-text p {
  font-size: 1.05rem;
  color: var(--text-light);
  margin-bottom: 20px;
  line-height: 1.8;
}

/* Cards - Servicios (dark) */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: var(--transition);
}

.card:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.25);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
  color: var(--white);
  transition: var(--transition);
}

.card:hover .card-icon {
  background: rgba(255,255,255,0.18);
}

.card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--white);
}

.card p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
}

/* Industries */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 40px;
}

.industry-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: left;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.industry-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.4s ease;
}

.industry-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.industry-card:hover::before {
  transform: scaleY(1);
}

.industry-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--gray-100);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 18px;
  transition: var(--transition);
}

.industry-card:hover .industry-icon {
  background: var(--primary);
  color: var(--white);
}

.industry-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--primary);
}

.industry-card p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* Products */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.product-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.product-img {
  width: 100%;
  height: 220px;
  overflow: hidden;
  position: relative;
}

.product-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(27,94,32,0.1) 100%);
  pointer-events: none;
}

.product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.product-card:hover .product-img img {
  transform: scale(1.08);
}

.product-info {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-info h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--primary);
}

.product-info p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.65;
  flex: 1;
}

/* Clients */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 32px;
  align-items: center;
  justify-items: center;
}

.client-logo {
  padding: 22px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 130px;
  transition: var(--transition);
  border: 1px solid var(--border);
}

.client-logo:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.client-logo img {
  max-width: 90%;
  max-height: 90px;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.client-logo:hover img {
  transform: scale(1.08);
}

/* Valores */
.valores-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 40px;
}

.valor-card {
  text-align: center;
  padding: 44px 28px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.valor-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--surface) 0%, var(--white) 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 0;
}

.valor-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.valor-card:hover::after {
  opacity: 1;
}

.valor-card > * {
  position: relative;
  z-index: 1;
}

.valor-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--gray-100);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 20px;
  border: 2px solid var(--border);
  transition: var(--transition);
}

.valor-card:hover .valor-icon {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  transform: scale(1.05);
}

.valor-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--primary);
}

.valor-card p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* Sustentable */
.sustentable-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 40px;
}

.sust-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 22px;
  text-align: center;
  transition: var(--transition);
}

.sust-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.sust-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gray-100);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 16px;
  transition: var(--transition);
}

.sust-item:hover .sust-icon {
  background: var(--primary);
  color: var(--white);
  transform: rotate(8deg);
}

.sust-item h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--primary);
}

.sust-item p {
  font-size: 0.88rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* Certifications */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.cert-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  gap: 24px;
  align-items: center;
  transition: var(--transition);
}

.cert-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.cert-logo {
  flex-shrink: 0;
  width: 110px;
  height: 110px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
  border-radius: var(--radius);
  padding: 16px;
}

.cert-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.cert-info h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--primary);
}

.cert-info p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.65;
}

/* REP */
.rep-content {
  max-width: 880px;
  margin: 0 auto;
}

.rep-content p {
  font-size: 1.05rem;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 20px;
}

.rep-highlight {
  background: var(--white);
  border-left: 4px solid var(--primary);
  padding: 24px 28px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 28px 0;
  box-shadow: var(--shadow);
}

.rep-highlight p {
  margin-bottom: 0;
  font-weight: 500;
  color: var(--text);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 56px;
  align-items: start;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-card {
  display: flex;
  gap: 16px;
  padding: 20px;
  border-radius: var(--radius);
  background: var(--white);
  transition: var(--transition);
  border: 1px solid var(--border);
}

.contact-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow);
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--gray-100);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: var(--transition);
}

.contact-card:hover .contact-icon {
  background: var(--primary);
  color: var(--white);
}

.contact-card h4 {
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--green-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-card p,
.contact-card a {
  font-size: 0.95rem;
  color: var(--text);
  display: block;
  line-height: 1.5;
}

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

.contact-map {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.contact-map iframe {
  width: 100%;
  height: 420px;
  border: none;
  display: block;
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.social-links a {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gray-100);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-3px);
}

/* Footer */
.footer {
  background: var(--primary);
  color: rgba(255,255,255,0.85);
  position: relative;
}

.footer-wave {
  line-height: 0;
  overflow: hidden;
}

.footer-wave svg {
  display: block;
  width: 100%;
  height: 60px;
}

.footer-main {
  padding: 72px 0 48px;
  background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary) 100%);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 56px;
}

.footer-logo-wrapper {
  display: inline-block;
  background: rgba(255,255,255,0.95);
  border-radius: 12px;
  padding: 12px 16px;
  margin-bottom: 20px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.footer-logo {
  height: 56px;
  width: auto;
  display: block;
}

.footer-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.78);
  max-width: 360px;
  margin-bottom: 24px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.75);
  transition: var(--transition);
  border: 1px solid rgba(255,255,255,0.08);
}

.social-icon:hover {
  transform: translateY(-3px);
  border-color: transparent;
}

.social-icon.linkedin:hover {
  background: #0a66c2;
  color: #fff;
}

.social-icon.instagram:hover {
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
  color: #fff;
}

.social-icon.youtube:hover {
  background: #ff0000;
  color: #fff;
}

.footer h4 {
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}

.footer h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: rgba(255,255,255,0.3);
  border-radius: 2px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.78);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-links a:hover {
  color: var(--green-light);
  transform: translateX(4px);
}

.footer-contact-list {
  list-style: none;
}

.footer-contact-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 14px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.78);
}

.footer-contact-list li i {
  width: 16px;
  color: var(--green-light);
  margin-top: 3px;
  flex-shrink: 0;
}

.footer-contact-list li span {
  line-height: 1.5;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 22px 0;
  background: var(--primary-dark);
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.75);
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--green);
  color: var(--white);
  border: none;
  cursor: pointer;
  font-size: 1.05rem;
  box-shadow: var(--shadow-green);
  transition: var(--transition);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--green-dark);
  transform: translateY(-4px);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  will-change: opacity, transform;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .fade-in {
    opacity: 1;
    transform: none;
  }
}

/* Responsive */
@media (max-width: 1024px) {
  .cards-grid,
  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .section-grid {
    gap: 56px;
  }

  .clients-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 80px 0;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-left {
    padding: 60px 32px;
    justify-content: center;
    min-height: 75vh;
  }

  .hero-left-content {
    text-align: center;
    max-width: 100%;
  }

  .hero-left-content p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-logo {
    margin: 0 auto 24px;
  }

  .hero-left-content h1 {
    font-size: 2.2rem;
  }

  .hero-left-content p {
    font-size: 1rem;
  }

  .hero-left-content h1 {
    font-size: 2.2rem;
  }

  .hero-right {
    height: 320px;
  }

  .hero-right::before {
    background: linear-gradient(0deg, var(--primary) 0%, transparent 40%);
  }

  .section-header h2,
  .section-text h2 {
    font-size: 1.8rem;
  }

  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 16px;
    gap: 4px;
    transform: translateY(-110%);
    opacity: 0;
    transition: var(--transition);
    box-shadow: var(--shadow);
    border-bottom: 1px solid var(--border);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-link {
    padding: 14px 20px;
    font-size: 1rem;
  }

  .nav-link::after {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .section-grid,
  .section-grid.reverse {
    grid-template-columns: 1fr;
    gap: 40px;
    direction: ltr;
  }

  .section-grid.reverse > * {
    direction: ltr;
  }

  .cards-grid,
  .products-grid,
  .industries-grid {
    grid-template-columns: 1fr;
  }

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

  .clients-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .client-logo {
    height: 110px;
    padding: 16px;
  }

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

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

  .cert-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-bottom .container {
    flex-direction: column;
    text-align: center;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
    font-size: 0.95rem;
  }

  .image-wrapper img {
    max-height: 250px;
  }
}

@media (max-width: 480px) {
  .hero-left {
    padding: 48px 20px;
  }

  .hero-left-content h1 {
    font-size: 1.85rem;
  }

  .hero-right {
    height: 220px;
  }

  .container {
    padding: 0 16px;
  }

  .section {
    padding: 56px 0;
  }

  .section-tag {
    font-size: 0.72rem;
    letter-spacing: 2px;
  }
}