@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --azul-principal: #1a3a5c;
  --azul-oscuro: #0d1f35;
  --azul-claro: #2b5278;
  --naranja-acento: #ff6b35;
  --gris-texto: #5a6c7d;
  --gris-claro: #f8f9fb;
  --gris-borde: #e1e8ed;
  --gris-oscuro: #1a1f26;
  --gris-oscuro-2: #252b33;
  --blanco: #ffffff;
}

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

body {
  font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, 
    "Helvetica Neue", Arial, sans-serif;
  background: var(--azul-oscuro);
  color: var(--azul-principal);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  font-weight: 400;
  letter-spacing: 0;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

/* HEADER */
header {
  background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-principal) 100%);
  color: var(--blanco);
  padding: 0.8rem 2rem;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 2rem;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.logo-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
}

.logo-img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  display: block;
}

.logo-text {
  font-size: 1rem;
  font-weight: 700;
  color: var(--blanco);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1;
}

.logo-subtext {
  font-size: 0.6rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-top: -0.15rem;
}

.nav-cta {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
}

/* NAVIGATION MENU */
.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.main-nav a {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
  font-weight: 500;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  transition: all 0.3s ease;
  text-decoration: none;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--blanco);
  background: rgba(255, 255, 255, 0.1);
}

/* MENU TOGGLE (HAMBURGUESA) */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 35px;
  height: 35px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 5px;
  z-index: 101;
  position: relative;
  align-items: center;
}

.menu-toggle-line {
  width: 100%;
  height: 3px;
  background: var(--blanco);
  border-radius: 3px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(2) {
  opacity: 0;
  transform: translateX(-20px);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

/* NAV OVERLAY */
.nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0s;
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  transition: opacity 0.3s ease, visibility 0s;
}

/* MAIN CONTENT */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3.5rem 2rem 4rem;
}

section {
  margin-bottom: 5rem;
}

/* HERO SECTION */
.hero {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  margin-bottom: 5rem;
  text-align: center;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.hero-content {
  width: 100%;
}

.hero {
  background: transparent;
  padding: 0;
  border-radius: 0;
  margin: 2rem auto;
}

.hero h1 {
  font-size: clamp(2.5rem, 2.5vw, 3.5rem);
  margin-bottom: 2rem;
  line-height: 1.2;
  font-weight: 800;
  color: var(--blanco);
  letter-spacing: -0.02em;
}

.hero .video-wrapper {
  margin: 0 auto 3rem;
  max-width: 100%;
  position: relative;
  z-index: 1;
}

.hero .video-wrapper iframe {
  height: 450px;
}

.hero p {
  font-size: 1.15rem;
  color: var(--gris-texto);
  margin-bottom: 2rem;
  line-height: 1.8;
  max-width: 750px;
  margin-left: auto;
  margin-right: auto;
}

.hero-institutional {
  font-size: 1.2rem;
  color: var(--blanco) !important;
  font-weight: 600;
  line-height: 1.7;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 1.5rem;
}

.hero-strategic {
  font-size: 1.1rem;
  color: var(--blanco) !important;
  font-weight: 500;
  line-height: 1.8;
  max-width: 850px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 2.5rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: 50px;
  background: linear-gradient(135deg, #fff5f0 0%, #ffe8dc 100%);
  color: var(--naranja-acento);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
  border: 1px solid rgba(255, 107, 53, 0.2);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background: linear-gradient(135deg, #2592d3 0%, #305cec 100%);
  color: #fff;
  padding: 1rem 2rem;
  border-radius: 50px;
  border: none;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: 0 4px 20px rgba(37, 146, 211, 0.4);
  transition: all 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(37, 146, 211, 0.5);
}

.btn-primary span {
  font-size: 1.2rem;
}

/* WhatsApp Logo dentro de botones */
.btn-primary .whatsapp-logo {
  width: 20px;
  height: 20px;
  display: inline-block;
  vertical-align: middle;
  margin-right: 0.3rem;
}

.hero-note {
  font-size: 0.9rem;
  color: var(--gris-texto);
  font-style: italic;
}

/* BENEFITS SECTION */
.benefits-section {
  max-width: 900px;
  margin: 0 auto;
}

.benefits-title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 2.5rem;
  color: var(--azul-oscuro);
  font-weight: 700;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding: 0 1rem;
}

.benefit-item {
  background: linear-gradient(135deg, var(--blanco) 0%, #f8f9fb 100%);
  border-radius: 16px;
  padding: 2rem 1.5rem;
  text-align: center;
  border: 2px solid var(--gris-borde);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  position: relative;
  overflow: hidden;
}

.benefit-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--azul-principal) 0%, var(--azul-claro) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.benefit-item:hover {
  transform: translateY(-6px);
  border-color: var(--azul-claro);
  box-shadow: 0 12px 40px rgba(26, 58, 92, 0.2);
  background: var(--blanco);
}

.benefit-item:hover::before {
  opacity: 1;
}

.benefit-icon {
  color: var(--azul-principal);
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #e8f0f8 0%, #d4e4f5 100%);
  border-radius: 50%;
  transition: all 0.3s ease;
}

.benefit-item:hover .benefit-icon {
  background: linear-gradient(135deg, var(--azul-principal) 0%, var(--azul-claro) 100%);
  color: var(--blanco);
  transform: scale(1.1);
}

.benefit-icon svg {
  width: 32px;
  height: 32px;
}

.benefit-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--azul-oscuro);
  line-height: 1.2;
}

.benefit-number {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--azul-principal);
  line-height: 1.1;
}

.benefit-label {
  font-size: 0.9rem;
  color: var(--gris-texto);
  font-weight: 500;
  line-height: 1.4;
}

/* PILARES GRID */
.pilares-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: auto auto;
  gap: 1.5rem;
  margin-top: 2rem;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
  justify-items: center;
}

.pilares-grid .pilar-item:nth-child(1) {
  grid-column: 2 / 4;
  grid-row: 1;
}

.pilares-grid .pilar-item:nth-child(2) {
  grid-column: 4 / 6;
  grid-row: 1;
}

.pilares-grid .pilar-item:nth-child(3) {
  grid-column: 1 / 3;
  grid-row: 2;
}

.pilares-grid .pilar-item:nth-child(4) {
  grid-column: 3 / 5;
  grid-row: 2;
}

.pilares-grid .pilar-item:nth-child(5) {
  grid-column: 5 / 7;
  grid-row: 2;
}

.pilar-item {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 2rem 1rem;
  text-align: center;
  border: 2px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  backdrop-filter: blur(10px);
  width: 100%;
  min-height: 180px;
  box-sizing: border-box;
}

.pilar-item:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
  background: rgba(255, 255, 255, 0.15);
}

.pilar-icon {
  color: var(--blanco);
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border-radius: 50%;
}

.pilar-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--blanco);
}

/* APPLICATIONS GRID */
.applications-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 2.5rem;
}

.application-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 2rem;
  border: 2px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.application-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
  background: rgba(255, 255, 255, 0.15);
}

.application-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blanco);
}

.application-icon svg {
  width: 48px;
  height: 48px;
  stroke: currentColor;
}

.application-card h4 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--blanco);
  margin-bottom: 1rem;
}

.application-card p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
}

.highlight-card {
  border: 3px solid rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.15);
  grid-column: span 2;
}

/* INDUSTRIES GRID */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 2.5rem;
}

/* SECTION SUBTITLE */
.section-subtitle {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--azul-oscuro);
  margin-top: 3rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

#que-es-fadep .section-subtitle,
#poliuretano .section-subtitle,
#poliuretano-content .section-subtitle,
.poliuretano-content-box .section-subtitle,
#poliurea .section-subtitle,
#liderazgo .section-subtitle {
  color: rgba(255, 255, 255, 0.95);
}

/* PROCESS LIST */
.process-list {
  list-style: none;
  padding: 0;
}

.process-list li {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--azul-oscuro);
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--gris-borde);
}

#que-es-fadep .process-list li,
#poliuretano .process-list li,
#poliurea .process-list li,
#liderazgo .process-list li {
  color: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.process-list li:last-child {
  border-bottom: none;
}

/* MANIFIESTO SECTION */
#manifiesto.manifiesto-box {
  background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-principal) 100%);
  color: var(--blanco);
  padding: 4rem 3rem;
  border-radius: 20px;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
  margin: 4rem auto;
  max-width: 1200px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

#manifiesto.manifiesto-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(74, 158, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.manifiesto-title {
  color: var(--blanco);
  margin-bottom: 3rem;
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}

.manifiesto-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
}

.manifiesto-text {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.25rem;
  font-weight: 500;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 2rem;
  line-height: 1.9;
}

.manifiesto-text-intro {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 2.5rem;
}

.manifiesto-text-highlight {
  background: rgba(255, 255, 255, 0.1);
  border-left: 4px solid #6bb3ff;
  border-radius: 8px;
  padding: 1.5rem 2rem;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-align: left;
}

/* HEADINGS */
h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  font-weight: 700;
  color: var(--azul-oscuro);
  letter-spacing: -0.01em;
}

.section-text {
  color: var(--gris-texto);
  font-size: 1.05rem;
  max-width: 850px;
  line-height: 1.8;
  margin-bottom: 2rem;
  margin-top: 0;
  position: relative;
  z-index: 2;
}

/* GRID CARDS */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
}

.grid-1 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.card {
  background: linear-gradient(135deg, var(--blanco) 0%, #f8f9fb 100%);
  border-radius: 16px;
  border: 2px solid var(--gris-borde);
  padding: 2rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

#que-es-fadep .card,
#poliuretano .card,
#poliurea .card,
#liderazgo .card,
#contacto .card {
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
}

#que-es-fadep .card ul li,
#poliuretano .card ul li,
#poliurea .card ul li,
#liderazgo .card ul li,
#contacto .card ul li {
  color: rgba(255, 255, 255, 0.9);
}

#que-es-fadep .card strong,
#poliuretano .card strong,
#poliurea .card strong,
#liderazgo .card strong,
#contacto .card strong {
  color: var(--blanco);
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--azul-principal) 0%, var(--azul-claro) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(26, 58, 92, 0.2);
  border-color: var(--azul-claro);
  background: var(--blanco);
}

.card:hover::before {
  opacity: 1;
}

.card h3 {
  font-size: 1.2rem;
  margin-bottom: 1.2rem;
  color: var(--blanco);
  font-weight: 700;
  background: linear-gradient(135deg, var(--azul-principal) 0%, var(--azul-claro) 100%);
  padding: 0.8rem 1.5rem;
  border-radius: 10px;
  box-shadow: 0 3px 12px rgba(26, 58, 92, 0.15);
}

.card ul {
  margin-top: 0.8rem;
  padding-left: 1.2rem;
  color: var(--gris-texto);
  line-height: 1.9;
}

.card li {
  margin-bottom: 0.5rem;
}

.card-centered {
  text-align: center;
}

.card-centered ul {
  text-align: left;
  display: inline-block;
  padding-left: 1.5rem;
}

/* STATS SECTION */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin: 0;
}

.stat-card {
  background: linear-gradient(135deg, var(--blanco) 0%, #f8f9fb 100%);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  border: 2px solid var(--gris-borde);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--azul-principal) 0%, var(--azul-claro) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.stat-card:hover {
  border-color: var(--azul-claro);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(26, 58, 92, 0.2);
  background: var(--blanco);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--azul-principal);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--gris-texto);
  font-weight: 600;
}

/* VIDEO SECTION */
.video-wrapper {
  margin-top: 2.5rem;
  margin-bottom: 2.5rem;
  border-radius: 16px;
  overflow: visible;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.3);
  position: relative;
  z-index: 1;
}

.video-wrapper iframe {
  width: 100%;
  height: 450px;
  border: none;
  display: block;
  border-radius: 12px;
}

/* PROFILE SECTION */
.perfil-content {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 2.5rem;
  margin-top: 1rem;
  align-items: start;
  position: relative;
  z-index: 1;
}

.perfil-foto {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--azul-principal) 0%, var(--azul-claro) 100%);
  background-size: cover;
  background-position: center;
  border: 4px solid var(--blanco);
  box-shadow: 0 8px 25px rgba(26, 58, 92, 0.2);
}


.contact-box {
  margin-top: 2rem;
  padding: 1.5rem 2rem;
  background: linear-gradient(135deg, #e8f8f2 0%, #d4f1e8 100%);
  border-radius: 12px;
  font-size: 1rem;
  border: 2px solid rgba(37, 211, 102, 0.2);
  line-height: 1.8;
}

.contact-box strong {
  color: var(--azul-oscuro);
}

.contact-box a {
  color: var(--verde-whatsapp);
  font-weight: 700;
  text-decoration: underline;
}

.contact-box a:hover {
  color: var(--azul-claro);
}

/* EMPRESA SECTION */
.empresa-subsection-box {
  background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-principal) 100%);
  color: var(--blanco);
  padding: 3rem 3rem;
  border-radius: 20px;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
  margin: 2rem 0;
}

.empresa-subsection-box:first-of-type {
  margin-top: 2rem;
}

.empresa-subsection-box:last-of-type {
  margin-bottom: 4rem;
}

.empresa-subsection-box h2 {
  color: var(--blanco);
  margin-bottom: 1.5rem;
  margin-top: 0;
}

.empresa-subsection-box h2 .referente-indentado {
  display: inline-block;
  padding-left: 2rem;
}

/* Estilos únicos para la primera sección "FADEP COMO REFERENTE NACIONAL" */
#empresa.empresa-subsection-box h2 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: 2rem;
  position: relative;
}

#empresa.empresa-subsection-box h2::before {
  content: "";
  position: absolute;
  left: -1rem;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, #4a9eff 0%, #6bb3ff 50%, #ffffff 100%);
  border-radius: 2px;
}

#empresa.empresa-subsection-box h2 .referente-indentado {
  font-size: 1.8rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.95);
  padding-left: 2.5rem;
  position: relative;
  display: block;
  margin-top: 0.5rem;
  letter-spacing: 0.02em;
}



#empresa.empresa-subsection-box .section-text {
  font-size: 1.15rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: 1.5rem;
  font-weight: 400;
}

#empresa.empresa-subsection-box .section-text:first-of-type {
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: 1.8rem;
}

/* Estilos para las otras secciones empresa-subsection-box (excluyendo #empresa) */
.empresa-subsection-box:not(#empresa) .section-text {
  font-size: 1.15rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: 1.5rem;
  font-weight: 400;
}

.empresa-subsection-box:not(#empresa) .section-text:first-of-type {
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: 1.8rem;
}

/* Estilos para las cards dentro de empresa-subsection-box */
.empresa-subsection-box .card {
  background: rgba(255, 255, 255, 0.05) !important;
  border: 2px solid rgba(255, 255, 255, 0.25) !important;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.empresa-subsection-box .card:hover {
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.empresa-subsection-box .card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.empresa-subsection-box .card ul li {
  color: rgba(255, 255, 255, 0.95) !important;
  font-size: 1.1rem;
  line-height: 1.8;
  padding: 0.8rem 0;
  padding-left: 2rem;
  position: relative;
  font-weight: 400;
}

.empresa-subsection-box .card ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #6bb3ff;
  font-weight: 700;
  font-size: 1.2rem;
}

.empresa-subsection-box .card ul li:not(:last-child) {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Lista integrada directamente en empresa-subsection-box */
.empresa-subsection-box .empresa-list {
  list-style: none;
  padding: 0;
  margin: 0;
  margin-top: 1rem;
}

.empresa-subsection-box .empresa-list li {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.1rem;
  line-height: 1.8;
  padding: 0.9rem 0;
  padding-left: 2.5rem;
  position: relative;
  font-weight: 400;
}

.empresa-subsection-box .empresa-list li::before {
  content: "✓";
  position: absolute;
  left: 0.5rem;
  color: #6bb3ff;
  font-weight: 700;
  font-size: 1.2rem;
}

.empresa-subsection-box .empresa-list li:not(:last-child) {
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.empresa-subsection-content {
  max-width: 100%;
}

.empresa-subtitle {
  margin-top: 0;
  margin-bottom: 2rem;
  color: var(--blanco);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
  position: relative;
  padding-left: 1.5rem;
}

.empresa-subtitle::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, #4a9eff 0%, #6bb3ff 50%, #ffffff 100%);
  border-radius: 2px;
}

.empresa-subsection-box .section-text {
  color: rgba(255, 255, 255, 0.9);
  max-width: 100%;
}

/* FOOTER */
footer {
  background: linear-gradient(-135deg, var(--azul-oscuro) 0%, var(--azul-principal) 100%);
  color: rgba(255, 255, 255, 0.7);
  padding: 2.5rem 2rem;
  text-align: center;
  font-size: 0.9rem;
  margin-top: 2rem;
  line-height: 1.8;
  box-shadow: 0 -2px 20px rgba(0, 0, 0, 0.1);
}

footer strong {
  color: var(--blanco);
  font-size: 1.1rem;
}

/* SMOOTH SCROLL */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

/* SELECTION */
::selection {
  background: var(--naranja-acento);
  color: var(--blanco);
}

/* LINK STYLES */
.contact-box a,
.section-text a {
  transition: all 0.2s ease;
}

/* UTILITY CLASSES */
.text-center {
  text-align: center;
}

.section-text-center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.footer-cta {
  text-align: center;
  margin-top: 2rem;
}

/* PERFIL FOTO BACKGROUND */
.perfil-foto-diego {
  background-image: url('../Logos/dude.svg');
}

/* EMPHASIS */
strong {
  font-weight: 700;
  color: var(--azul-oscuro);
}

/* LIST IMPROVEMENTS */
ul {
  list-style-type: none;
}

ul li::before {
  content: "▸";
  color: var(--naranja-acento);
  font-weight: bold;
  display: inline-block;
  width: 1em;
  margin-left: -1em;
}

.hero-card ul li::before {
  content: "";
  margin: 0;
  width: 0;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  main {
    padding: 2.5rem 1.5rem 3rem;
  }

  .hero {
    gap: 2rem;
    text-align: center;
  }

  .hero h1 {
    font-size: 1.4rem;
  }

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

  .hero .video-wrapper iframe {
    height: 250px;
  }

  .benefits-title {
    font-size: 1.6rem;
    margin-bottom: 2rem;
  }

  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    padding: 0 0.5rem;
  }

  .benefit-item {
    padding: 1.5rem 1rem;
  }

  .benefit-icon {
    width: 56px;
    height: 56px;
  }

  .benefit-icon svg {
    width: 28px;
    height: 28px;
  }

  .benefit-title {
    font-size: 1.1rem;
  }

  .benefit-number {
    font-size: 1.3rem;
  }

  .benefit-label {
    font-size: 0.8rem;
  }

  .grid-2 {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .perfil-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 1.5rem;
  }

  .perfil-foto {
    margin: 0 auto;
  }

  header {
    grid-template-columns: 1fr auto;
    gap: 0.8rem;
    padding: 0.8rem 1.5rem;
    position: relative;
  }

  .logo {
    justify-self: start;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    max-height: 100vh;
    background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-principal) 100%);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding: 5rem 2rem 2rem;
    gap: 0;
    transform: translateY(-110%);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.2s ease;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    overflow-y: auto;
    visibility: hidden;
    pointer-events: none;
  }

  .main-nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: all;
    transition: transform 0.3s ease, opacity 0.2s ease;
  }

  .main-nav a {
    width: 100%;
    max-width: 600px;
    font-size: 1rem;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    border-radius: 0;
  }

  .main-nav a:hover,
  .main-nav a.active {
    background: rgba(255, 255, 255, 0.15);
  }

  .nav-overlay {
    display: block;
  }

  .nav-cta {
    font-size: 0.85rem;
  }

  h2 {
    font-size: 1.6rem;
  }

  .video-wrapper iframe {
    height: 280px;
  }

  #empresa {
    padding: 3rem 2rem;
  }

  #manifiesto {
    padding: 3rem 2rem;
  }

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

  .applications-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .industries-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .section-subtitle {
    font-size: 1.4rem;
  }

  .hero-institutional {
    font-size: 1.05rem;
  }

  .hero-strategic {
    font-size: 1rem;
  }
}

@media (max-width: 500px) {
  .benefits-grid {
    grid-template-columns: 1fr;
  }

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

/* ANIMACIÓN FADEP */
.fadep-animated {
  background: linear-gradient(
    90deg,
    #4a9eff 0%,
    #6bb3ff 25%,
    #ffffff 50%,
    #6bb3ff 75%,
    #4a9eff 100%
  );
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: fadep-shine 3s ease-in-out infinite;
  display: inline-block;
  font-weight: 800;
}

@keyframes fadep-shine {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* FONDOS ALTERNADOS POR SECCIONES */
#inicio.hero {
  background: transparent;
  padding: 0;
  border-radius: 0;
  margin: 2rem auto;
}

#que-es-fadep {
  background: var(--azul-oscuro);
  padding: 4rem 3rem;
  padding-bottom: 2rem;
  color: var(--blanco);
  margin-bottom: 0;
}

#que-es-fadep .section-text {
  color: rgba(255, 255, 255, 0.9);
}

#que-es-fadep .section-text strong {
  color: var(--blanco);
  font-weight: 700;
}

#que-es-fadep h2,
#que-es-fadep h3 {
  color: var(--blanco);
}

section:has(.stats-grid) {
  background: var(--azul-oscuro);
  padding: 2rem 3rem;
  padding-bottom: 2rem;
  margin-bottom: 0;
  margin-top: 0;
}

section:has(.stats-grid) .stat-card {
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

section:has(.stats-grid) .stat-card:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

section:has(.stats-grid) .stat-number {
  color: var(--blanco);
}

section:has(.stats-grid) .stat-label {
  color: rgba(255, 255, 255, 0.85);
}

#poliuretano {
  background: linear-gradient(135deg, var(--gris-oscuro) 0%, var(--gris-oscuro-2) 100%);
  padding: 5rem 3rem 3rem 3rem;
  color: var(--blanco);
  margin-bottom: 0;
  position: relative;
  overflow: hidden;
  border-radius: 20px;
}

#poliuretano::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(74, 158, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

#poliuretano .section-text {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.15rem;
  line-height: 1.9;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 1.5rem;
  font-weight: 400;
}

#poliuretano h2,
#poliuretano h3 {
  color: var(--blanco);
  position: relative;
  z-index: 1;
}

.poliuretano-content-box {
  background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-principal) 100%);
  padding: 3rem 3rem 4rem 3rem;
  color: var(--blanco);
  margin: 2rem auto;
  max-width: 1200px;
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
}

#poliurea-proceso {
  margin-bottom: 0;
}

.poliuretano-content-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(74, 158, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}


/* Estilos mejorados para la sección de "¿Qué hace el poliuretano?" */
.poliuretano-subtitle {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  position: relative;
  padding: 1rem 1.5rem;
  padding-left: 2rem;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  backdrop-filter: blur(5px);
  color: var(--blanco) !important;
}

.poliuretano-subtitle::before {
  content: "";
  position: absolute;
  left: 0.5rem;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 4px;
  background: linear-gradient(180deg, #4a9eff 0%, #6bb3ff 50%, #ffffff 100%);
  border-radius: 2px;
}

#poliuretano .poliuretano-subtitle {
  text-align: center;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 1.5rem;
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

#poliuretano .poliuretano-subtitle-sub {
  font-size: 1.4rem;
  font-weight: 600;
  color: #6bb3ff;
  text-align: center;
  margin-top: 0;
  margin-bottom: 3rem;
  padding: 0;
  background: transparent;
  border-radius: 0;
  backdrop-filter: none;
  letter-spacing: 0.01em;
  line-height: 1.4;
}


.poliuretano-content-box .poliuretano-intro-text,
#poliuretano-content .poliuretano-intro-text {
  font-size: 1.15rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  color: rgba(255, 255, 255, 0.95);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.poliuretano-content-box .poliuretano-list,
#poliuretano-content .poliuretano-list {
  margin-top: 1rem;
  margin-bottom: 2rem;
  padding-left: 2.5rem;
}

.poliuretano-content-box .poliuretano-highlight,
#poliuretano-content .poliuretano-highlight {
  background: rgba(255, 255, 255, 0.1);
  border-left: 4px solid #6bb3ff;
  border-radius: 8px;
  padding: 1.5rem 2rem;
  margin-top: 2rem;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.poliuretano-content-box .poliuretano-highlight-text,
#poliuretano-content .poliuretano-highlight-text {
  margin: 0;
  font-weight: 700;
  color: var(--blanco);
  text-align: center;
  font-size: 1.2rem;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

#poliurea {
  background: linear-gradient(135deg, var(--gris-oscuro) 0%, var(--gris-oscuro-2) 100%);
  padding: 5rem 3rem 3rem 3rem;
  color: var(--blanco);
  margin-bottom: 0;
  position: relative;
  overflow: hidden;
  border-radius: 20px;
}

#poliurea::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(74, 158, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

#poliurea .section-text {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.15rem;
  line-height: 1.9;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 1.5rem;
  font-weight: 400;
}

#poliurea h2,
#poliurea h3 {
  color: var(--blanco);
  position: relative;
  z-index: 1;
}

#poliurea .poliuretano-subtitle {
  text-align: center;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 1.5rem;
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

#poliurea .poliuretano-subtitle-sub {
  font-size: 1.4rem;
  font-weight: 600;
  color: #6bb3ff;
  text-align: center;
  margin-top: 0;
  margin-bottom: 3rem;
  padding: 0;
  background: transparent;
  border-radius: 0;
  backdrop-filter: none;
  letter-spacing: 0.01em;
  line-height: 1.4;
}

#poliurea .poliuretano-subtitle-sub::before {
  display: none;
}

#poliurea-content .section-text,
#poliurea-content .poliuretano-intro-text {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.15rem;
  line-height: 1.9;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 1.5rem;
  font-weight: 400;
  position: relative;
  z-index: 1;
}

#poliurea-content h2,
#poliurea-content h3 {
  color: var(--blanco);
  position: relative;
  z-index: 1;
}

#poliurea-content .section-subtitle {
  color: rgba(255, 255, 255, 0.95);
}

#poliurea-content .poliuretano-list,
#poliurea-proceso .poliuretano-list {
  margin-top: 1rem;
  margin-bottom: 2rem;
  padding-left: 2.5rem;
}

#poliurea-proceso .poliuretano-highlight {
  background: rgba(255, 255, 255, 0.1);
  border-left: 4px solid #6bb3ff;
  border-radius: 8px;
  padding: 1.5rem 2rem;
  margin-top: 2rem;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

#poliurea-proceso .poliuretano-highlight-text {
  margin: 0;
  font-weight: 700;
  color: var(--blanco);
  text-align: center;
  font-size: 1.2rem;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

#liderazgo.liderazgo-box {
  background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-principal) 100%);
  padding: 3rem 3rem 4rem 3rem;
  color: var(--blanco);
  position: relative;
  overflow: hidden;
  margin: 2rem auto;
  max-width: 1200px;
  border-radius: 20px;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
}

#liderazgo::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(74, 158, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

#liderazgo h2 {
  color: var(--blanco);
  position: relative;
  z-index: 1;
  margin-top: 0;
  margin-bottom: 1.5rem;
  font-size: 2.2rem;
}

.perfil-content h3 {
  margin-bottom: 0.5rem;
  font-size: 2rem;
  font-weight: 800;
  color: var(--blanco);
  letter-spacing: -0.02em;
  position: relative;
  padding-left: 1.5rem;
}

.perfil-content h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, #4a9eff 0%, #6bb3ff 50%, #ffffff 100%);
  border-radius: 2px;
}

.perfil-content small {
  display: block;
  font-size: 1.1rem;
  color: #6bb3ff;
  margin-bottom: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

#liderazgo .section-text {
  color: rgba(255, 255, 255, 0.9);
}

#liderazgo h2,
#liderazgo h3 {
  color: var(--blanco);
}

#contacto.contacto-box {
  background: linear-gradient(135deg, var(--gris-oscuro) 0%, var(--gris-oscuro-2) 100%);
  padding: 4rem 3rem;
  color: var(--blanco);
  border-radius: 20px;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
  margin: 4rem auto;
  max-width: 1200px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

#contacto.contacto-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(74, 158, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.contacto-title {
  color: var(--blanco);
  margin-bottom: 3rem;
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}

.contacto-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
}

.contacto-text {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.2rem;
  font-weight: 500;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 2rem;
  line-height: 1.9;
}

.contacto-text-intro {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 2rem;
  color: #6bb3ff;
}

#contacto .footer-cta {
  margin-top: 2.5rem;
  position: relative;
  z-index: 1;
}