/* ==========================================================================
   DESIGN SYSTEM & VARIABLES - CUADRIELLO LABS
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400..900;1,400..900&family=Plus+Jakarta+Sans:ital,wght@0,200..800;1,200..800&display=swap');

:root {
  /* Color Palette - Light Mode (Default) */
  --bg-primary: #EAE8D9;      /* Warm Egyptian Cream/Beige */
  --bg-secondary: #F3F1E7;    /* Lighter Cream */
  --bg-tertiary: #FAF9F5;     /* Soft Warm White */
  --bg-card: rgba(250, 249, 245, 0.7);
  --text-primary: #021623;    /* Deep Slate Navy (Corporate Logo Color) */
  --text-secondary: #243542;  /* Muted Slate Navy */
  --text-tertiary: #5A6A75;   /* Grayish Slate */
  --accent-gold: #C5A880;     /* Bronze/Gold */
  --accent-gold-rgb: 197, 168, 128;
  --accent-gold-hover: #B4966F;
  --accent-green: #4D5B4E;    /* Forest/Olive Green (Sustainability) */
  --accent-green-light: #F0F2EF;
  --border-color: rgba(2, 22, 35, 0.1);
  --border-color-light: rgba(2, 22, 35, 0.05);
  --shadow-color: rgba(2, 22, 35, 0.06);
  --shadow-hover: rgba(2, 22, 35, 0.12);
  --glass-bg: rgba(243, 241, 231, 0.7);
  --glass-border: rgba(2, 22, 35, 0.08);

  /* Fonts */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --section-padding: 8rem 2rem;
  --section-padding-mobile: 5rem 1.5rem;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);

  /* Other Specs */
  --container-width: 1200px;
  --border-radius: 12px;
  --border-radius-lg: 20px;
  --logo-filter: none;
}

[data-theme="dark"] {
  /* Color Palette - Dark Mode */
  --bg-primary: #021623;      /* Deep Slate Navy */
  --bg-secondary: #081D2A;    /* Dark Navy */
  --bg-tertiary: #0C2333;     /* Darker Slate */
  --bg-card: rgba(12, 35, 51, 0.6);
  --text-primary: #FAF9F5;    /* Warm Soft White */
  --text-secondary: #EAE8D9;  /* Cream */
  --text-tertiary: #92A3AF;   /* Light Slate */
  --accent-gold: #D4B98E;     /* Brighter Gold */
  --accent-gold-rgb: 212, 185, 142;
  --accent-gold-hover: #E3CDA9;
  --accent-green: #718472;    /* Sage Green */
  --accent-green-light: #152A20;
  --border-color: rgba(250, 249, 245, 0.1);
  --border-color-light: rgba(250, 249, 245, 0.05);
  --shadow-color: rgba(0, 0, 0, 0.3);
  --shadow-hover: rgba(0, 0, 0, 0.45);
  --glass-bg: rgba(8, 29, 42, 0.7);
  --glass-border: rgba(250, 249, 245, 0.1);
  
  /* Filter to invert logo from dark navy to cream */
  --logo-filter: invert(0.95) sepia(0.1) saturate(1) hue-rotate(330deg) brightness(1.1);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */

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

html {
  font-size: 62.5%; /* 1rem = 10px */
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 1.6rem;
  line-height: 1.65;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: var(--accent-gold);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-gold-hover);
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.25;
  letter-spacing: -0.02em;
  transition: color var(--transition-normal);
}

h1 {
  font-size: clamp(3.6rem, 5vw + 1rem, 6.4rem);
  font-weight: 600;
  margin-bottom: 2rem;
}

h2 {
  font-size: clamp(2.8rem, 3.5vw + 1rem, 4rem);
  margin-bottom: 2.5rem;
  position: relative;
}

/* Section Title decoration */
.section-title {
  text-align: center;
  margin-bottom: 6rem;
}
.section-title span {
  display: block;
  font-family: var(--font-sans);
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--accent-gold);
  margin-bottom: 1.2rem;
}
.section-title h2::after {
  content: '';
  display: block;
  width: 50px;
  height: 2px;
  background-color: var(--accent-gold);
  margin: 1.5rem auto 0;
}

h3 {
  font-size: 2.4rem;
  margin-bottom: 1.5rem;
}

p {
  color: var(--text-secondary);
  font-weight: 400;
  margin-bottom: 1.5rem;
  transition: color var(--transition-normal);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.text-accent-gold {
  color: var(--accent-gold) !important;
}

/* ==========================================================================
   REUSABLE UTILITIES & LAYOUT
   ========================================================================== */

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

.grid {
  display: grid;
  gap: 3rem;
}

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

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

.grid-align-center {
  align-items: center;
}

.section {
  padding: var(--section-padding);
  position: relative;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.4rem 3rem;
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  font-family: var(--font-sans);
}

.btn-primary {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.btn-primary:hover {
  background-color: var(--accent-gold);
  border-color: var(--accent-gold);
  color: #021623;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(197, 168, 128, 0.15);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  transform: translateY(-2px);
}

.btn-accent {
  background-color: var(--accent-gold);
  color: #021623;
  border-color: var(--accent-gold);
}

.btn-accent:hover {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
  transform: translateY(-2px);
}

/* Back-to-top button */
#back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 45px;
  height: 45px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 99;
  box-shadow: 0 4px 12px var(--shadow-color);
}
#back-to-top.show {
  opacity: 1;
  visibility: visible;
}
#back-to-top:hover {
  background-color: var(--accent-gold);
  color: #021623;
  transform: translateY(-3px);
  border-color: var(--accent-gold);
}

/* ==========================================================================
   HEADER / NAVIGATION
   ========================================================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  transition: background-color var(--transition-normal), backdrop-filter var(--transition-normal), box-shadow var(--transition-normal);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  background-color: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 30px var(--shadow-color);
  border-bottom: 1px solid var(--glass-border);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 8rem;
  transition: height var(--transition-normal);
}

.header.scrolled .header-container {
  height: 7rem;
}

.logo-link {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 5rem;
  width: auto;
  filter: var(--logo-filter);
  transition: filter var(--transition-normal), height var(--transition-normal);
}

.header.scrolled .logo-img {
  height: 4.5rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 3.5rem;
}

.nav-link {
  font-size: 1.4rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  position: relative;
  padding: 0.5rem 0;
  font-family: var(--font-sans);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--accent-gold);
  transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link:hover {
  color: var(--accent-gold);
}

/* Theme switch toggle button */
.theme-toggle {
  background: none;
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 3.8rem;
  height: 3.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  transition: all var(--transition-normal);
  background-color: var(--bg-secondary);
}

.theme-toggle:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  transform: scale(1.05);
}

.theme-toggle svg {
  width: 1.8rem;
  height: 1.8rem;
  fill: currentColor;
  transition: transform var(--transition-normal);
}

/* Hidden elements depending on mode */
[data-theme="dark"] .theme-toggle .sun-icon {
  display: block;
}
[data-theme="dark"] .theme-toggle .moon-icon {
  display: none;
}
.theme-toggle .sun-icon {
  display: none;
}
.theme-toggle .moon-icon {
  display: block;
}

/* Mobile Menu Button */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 1rem;
  color: var(--text-primary);
  z-index: 101;
}

.mobile-nav-toggle .bar {
  display: block;
  width: 2.4rem;
  height: 2px;
  margin: 5px auto;
  background-color: currentColor;
  transition: all var(--transition-normal);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 10rem;
  background-color: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

/* Background graphics representing cell connections/Egyptian motifs in a modern way */
.hero::before {
  content: '';
  position: absolute;
  top: 5%;
  right: -5%;
  width: 60rem;
  height: 60rem;
  background: radial-gradient(circle, rgba(197, 168, 128, 0.08) 0%, rgba(234, 232, 217, 0) 70%);
  z-index: 0;
  pointer-events: none;
}

[data-theme="dark"] .hero::before {
  background: radial-gradient(circle, rgba(212, 185, 142, 0.04) 0%, rgba(2, 22, 35, 0) 70%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 4rem;
  z-index: 1;
}

.hero-content {
  max-width: 65rem;
}

.hero-tagline {
  font-family: var(--font-sans);
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
  margin-bottom: 2rem;
  display: inline-block;
}

.hero-title {
  line-height: 1.15;
  margin-bottom: 2.5rem;
}

.hero-title span {
  display: block;
  font-size: 0.6em;
  font-family: var(--font-sans);
  font-weight: 300;
  color: var(--text-secondary);
  margin-top: 1rem;
}

.hero-description {
  font-size: 1.8rem;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-bg {
  position: absolute;
  width: 110%;
  height: 110%;
  background-color: var(--bg-primary);
  border-radius: 50%;
  filter: blur(40px);
  z-index: -1;
  opacity: 0.5;
}

.hero-logo-large {
  width: 90%;
  height: auto;
  max-width: 42rem;
  filter: var(--logo-filter);
  animation: float 6s ease-in-out infinite;
  transition: filter var(--transition-normal);
}

.hero-logo-mobile-wrapper {
  display: none;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 4rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--text-tertiary);
  cursor: pointer;
  z-index: 2;
}

.scroll-indicator::after {
  content: '';
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--accent-gold), transparent);
  animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.1% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ==========================================================================
   NUESTRA ESENCIA (ABOUT US)
   ========================================================================== */

.esencia-story-box {
  background-color: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  padding: 6rem;
  border: 1px solid var(--border-color-light);
  box-shadow: 0 10px 40px var(--shadow-color);
  margin-top: 2rem;
}

.esencia-philosophy {
  text-align: center;
  font-style: italic;
  font-family: var(--font-serif);
  font-size: 2.2rem;
  line-height: 1.8;
  max-width: 80rem;
  margin: 6rem auto;
  color: var(--text-primary);
  position: relative;
}

.esencia-philosophy::before, .esencia-philosophy::after {
  content: '“';
  font-family: var(--font-serif);
  font-size: 8rem;
  color: var(--accent-gold);
  position: absolute;
  line-height: 1;
  opacity: 0.3;
}

.esencia-philosophy::before {
  top: -4rem;
  left: -2rem;
}

.esencia-philosophy::after {
  content: '”';
  bottom: -6rem;
  right: -2rem;
}

.faraona-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem;
  background-color: var(--bg-secondary);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  height: 100%;
}

.faraona-img {
  width: 100%;
  max-width: 28rem;
  height: auto;
  margin-bottom: 3rem;
  transition: transform var(--transition-normal);
}

.faraona-card:hover .faraona-img {
  transform: scale(1.05);
}

.faraona-desc {
  text-align: center;
  font-size: 1.4rem;
  color: var(--text-tertiary);
  line-height: 1.6;
}

/* Colaboracion bar */
.colaboracion-box {
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
  border-left: 4px solid var(--accent-gold);
  padding: 4rem;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  margin-top: 6rem;
  box-shadow: 0 4px 20px var(--shadow-color);
}

.colaboracion-box h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.4rem;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  margin-bottom: 1rem;
}

.colaboracion-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 4rem;
  flex-wrap: wrap;
}

.colaboracion-text {
  flex: 1;
  min-width: 300px;
  font-size: 1.7rem;
  line-height: 1.7;
}

/* ==========================================================================
   NUESTRAS AREAS (SERVICES)
   ========================================================================== */

.areas-intro {
  text-align: center;
  max-width: 70rem;
  margin: 0 auto 5rem;
  font-size: 1.8rem;
}

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

.area-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 5rem 4rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 20px var(--shadow-color);
  position: relative;
  overflow: hidden;
}

.area-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--accent-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
}

.area-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px var(--shadow-hover);
  border-color: rgba(197, 168, 128, 0.4);
}

.area-card:hover::before {
  transform: scaleX(1);
}

.area-icon-wrapper {
  margin-bottom: 3rem;
  color: var(--accent-gold);
  display: flex;
  align-items: center;
}

.area-icon-wrapper svg {
  width: 4rem;
  height: 4rem;
}

.area-card h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 2.2rem;
  margin-bottom: 2rem;
}

.area-card p {
  font-size: 1.55rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex-grow: 1;
}

/* Decorative background graphic section split */
.areas-split-section {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 6rem;
  align-items: center;
  margin-top: 8rem;
}

.areas-split-img-wrapper {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 15px 45px var(--shadow-color);
  position: relative;
  height: 52rem;
}

.areas-split-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.areas-split-img-wrapper:hover .areas-split-img {
  transform: scale(1.03);
}

.areas-split-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(2, 22, 35, 0.5), transparent);
}

/* ==========================================================================
   PRODUCTOS Y INNOVACION
   ========================================================================== */

.productos-showcase {
  background-color: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  padding: 6rem;
  box-shadow: 0 10px 40px var(--shadow-color);
}

.productos-grid {
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 6rem;
}

.productos-text-col {
  max-width: 50rem;
}

.productos-subtitle {
  font-family: var(--font-sans);
  text-transform: uppercase;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
  margin-bottom: 1.5rem;
  display: block;
}

.productos-description {
  font-size: 1.7rem;
  line-height: 1.8;
  margin-bottom: 4rem;
}

.productos-media-col {
  position: relative;
  height: 40rem;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 10px 30px var(--shadow-color);
}

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

/* Pillars grid */
.pillars-title-bar {
  text-align: center;
  margin-top: 8rem;
  margin-bottom: 5rem;
}

.pillars-grid {
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
}

.pillar-card {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 3.5rem 3rem;
  border-radius: var(--border-radius);
  position: relative;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 15px var(--shadow-color);
}

.pillar-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-gold);
  box-shadow: 0 10px 25px var(--shadow-hover);
}

.pillar-number {
  font-family: var(--font-serif);
  font-size: 5rem;
  font-weight: 700;
  color: var(--accent-gold);
  line-height: 1;
  opacity: 0.6;
  margin-bottom: 2rem;
  display: block;
}

.pillar-card h4 {
  font-family: var(--font-sans);
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1.4;
}

/* ==========================================================================
   SOSTENIBILIDAD
   ========================================================================== */

.sostenibilidad-bg {
  position: absolute;
  inset: 0;
  background-color: var(--accent-green-light);
  opacity: 0.4;
  z-index: 0;
}

.sostenibilidad-container {
  position: relative;
  z-index: 1;
}

.sostenibilidad-intro {
  text-align: center;
  max-width: 75rem;
  margin: 0 auto 6rem;
}

.sostenibilidad-intro p {
  font-size: 1.8rem;
  line-height: 1.8;
}

.sostenibilidad-grid {
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

.sostenibilidad-images {
  position: relative;
  height: 48rem;
}

.sostenibilidad-img-main {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 15px 40px var(--shadow-color);
}

.sostenibilidad-badges {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--accent-gold);
  border-radius: var(--border-radius);
  padding: 2.5rem;
  box-shadow: 0 10px 30px var(--shadow-color);
  max-width: 24rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sostenibilidad-badge-item {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-green);
}

.sostenibilidad-badge-item svg {
  width: 2.2rem;
  height: 2.2rem;
  flex-shrink: 0;
}

.sostenibilidad-cards-col {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.sostenibilidad-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 4rem;
  border-radius: var(--border-radius);
  transition: all var(--transition-normal);
  display: flex;
  gap: 2.5rem;
  align-items: flex-start;
  box-shadow: 0 4px 15px var(--shadow-color);
}

.sostenibilidad-card:hover {
  transform: translateX(5px);
  border-color: var(--accent-green);
  box-shadow: 0 8px 25px var(--shadow-hover);
}

.sostenibilidad-card-icon {
  color: var(--accent-green);
  background-color: rgba(77, 91, 78, 0.1);
  padding: 1.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sostenibilidad-card-icon svg {
  width: 2.8rem;
  height: 2.8rem;
}

.sostenibilidad-card-info h3 {
  font-family: var(--font-sans);
  font-size: 1.9rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.sostenibilidad-card-info p {
  margin-bottom: 0;
  font-size: 1.5rem;
  line-height: 1.6;
}

/* ==========================================================================
   HABLAMOS (CONTACT)
   ========================================================================== */

.contacto-intro-box {
  text-align: center;
  max-width: 80rem;
  margin: 0 auto 5rem;
}

.contacto-intro-box p {
  font-size: 1.8rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.contacto-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
  align-items: stretch;
}

.contacto-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 4.5rem 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 20px var(--shadow-color);
  position: relative;
  overflow: hidden;
}

.contacto-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--accent-gold);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-normal);
}

.contacto-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px var(--shadow-hover);
  border-color: rgba(197, 168, 128, 0.4);
}

.contacto-card:hover::before {
  transform: scaleX(1);
}

.contacto-card-icon {
  color: var(--accent-gold);
  background-color: rgba(197, 168, 128, 0.08);
  width: 5.6rem;
  height: 5.6rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2.5rem;
  transition: all var(--transition-normal);
}

.contacto-card:hover .contacto-card-icon {
  background-color: var(--accent-gold);
  color: #021623;
}

.contacto-card-icon svg {
  width: 2.4rem;
  height: 2.4rem;
}

.contacto-card h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  margin-bottom: 1.5rem;
}

.contacto-card-detail {
  font-size: 1.55rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 3rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.8rem;
}

.contacto-card-detail a {
  font-weight: 600;
  color: var(--text-primary);
  word-break: break-all;
}

.contacto-card-detail a:hover {
  color: var(--accent-gold);
}

.contacto-card-action {
  width: 100%;
}

.contacto-card-action .btn {
  width: 100%;
  padding: 1.2rem 1.8rem;
  font-size: 1.25rem;
  letter-spacing: 0.05em;
}

.contacto-double-links {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  width: 100%;
}

.contacto-double-links .btn {
  width: 100%;
  padding: 1.1rem 1.5rem;
  font-size: 1.2rem;
  letter-spacing: 0.05em;
}


/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 8rem 0 4rem;
  font-family: var(--font-sans);
}

.footer-grid {
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 6rem;
  margin-bottom: 6rem;
}

.footer-col-brand {
  max-width: 40rem;
}

.footer-logo {
  height: 4.8rem;
  width: auto;
  filter: var(--logo-filter);
  margin-bottom: 2.5rem;
  transition: filter var(--transition-normal);
}

.footer-brand-desc {
  font-size: 1.45rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
}

.footer-socials {
  display: flex;
  gap: 1.5rem;
}

.social-link {
  width: 4rem;
  height: 4rem;
  border: 1px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-normal);
  background-color: var(--bg-tertiary);
}

.social-link:hover {
  color: #021623;
  background-color: var(--accent-gold);
  border-color: var(--accent-gold);
  transform: translateY(-3px);
}

.social-link svg {
  width: 1.8rem;
  height: 1.8rem;
  fill: currentColor;
}

.footer-col h3 {
  font-family: var(--font-sans);
  font-size: 1.4rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  margin-bottom: 2.5rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 1.45rem;
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--accent-gold);
  padding-left: 5px;
}

.footer-links a {
  transition: all var(--transition-fast);
}

.footer-bottom {
  border-top: 1px solid var(--border-color-light);
  padding-top: 3.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-copyright {
  font-size: 1.35rem;
  color: var(--text-tertiary);
}

.footer-bottom-links {
  display: flex;
  gap: 3rem;
  list-style: none;
}

.footer-bottom-links a {
  font-size: 1.3rem;
  color: var(--text-tertiary);
}

.footer-bottom-links a:hover {
  color: var(--accent-gold);
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.reveal-fade {
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.reveal-fade.reveal-active {
  opacity: 1;
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-left.reveal-active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-right.reveal-active {
  opacity: 1;
  transform: translateX(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }
.delay-4 { transition-delay: 0.6s; }

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS
   ========================================================================== */

@media (max-width: 1024px) {
  :root {
    --section-padding: 6rem 2rem;
  }
  
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .areas-split-section {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  
  .areas-split-img-wrapper {
    height: 38rem;
    order: -1;
  }
  
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .sostenibilidad-grid {
    grid-template-columns: 1fr;
    gap: 5rem;
  }
  
  .sostenibilidad-images {
    height: auto;
    max-width: 55rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
  }

  .sostenibilidad-img-main {
    height: 38rem;
    width: 100%;
    object-fit: cover;
  }

  .sostenibilidad-badges {
    position: static;
    margin: 2.5rem auto 0;
    max-width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
    padding: 2rem;
    gap: 2rem;
  }

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

@media (max-width: 768px) {
  /* Navigation mobile menu styles */
  .mobile-nav-toggle {
    display: block;
  }
  
  .nav {
    position: fixed;
    top: 8rem;
    left: 0;
    width: 100%;
    height: calc(100vh - 8rem);
    background-color: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    justify-content: center;
    gap: 4rem;
    padding: 4rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transform: translateY(-150%);
    opacity: 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    z-index: 99;
  }
  
  .nav.open {
    transform: translateY(0);
    opacity: 1;
  }
  
  /* Mobile menu button transform to X */
  .mobile-nav-toggle.active .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .mobile-nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
  }
  .mobile-nav-toggle.active .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
  
  /* Layout modifications */
  .grid-2, .footer-grid {
    grid-template-columns: 1fr;
  }
  
  /* Hero mobile alignment & spacing */
  .hero {
    min-height: auto;
    padding: 14rem 2rem 4rem;
    overflow: hidden;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 5rem;
    width: 100%;
  }
  
  .hero-content {
    margin: 0 auto;
  }
  
  .hero-cta {
    justify-content: center;
  }
  
  .hero-logo-mobile-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 2rem auto;
  }
  
  .hero-logo-mobile {
    width: 100%;
    height: auto;
    max-width: 26rem;
    filter: var(--logo-filter);
    animation: float 6s ease-in-out infinite;
    transition: filter var(--transition-normal);
  }

  .hero-image-wrapper {
    display: none;
  }

  .scroll-indicator {
    position: static;
    transform: none;
    margin: 3.5rem auto 0;
  }
  
  /* About us / Esencia mobile refinements */
  .esencia-story-box {
    padding: 3.5rem 2.5rem;
  }

  .esencia-philosophy {
    font-size: 1.8rem;
    margin: 4rem auto;
    padding: 0 1.5rem;
    line-height: 1.7;
  }

  .esencia-philosophy::before {
    top: -2.5rem;
    left: 0;
    font-size: 6rem;
  }

  .esencia-philosophy::after {
    bottom: -4.5rem;
    right: 0;
    font-size: 6rem;
  }
  
  .faraona-card {
    padding: 3rem;
  }
  
  .colaboracion-box {
    padding: 3rem 2rem;
    margin-top: 4rem;
  }

  .colaboracion-box h3 {
    text-align: center;
  }

  .colaboracion-content {
    flex-direction: column;
    text-align: center;
    gap: 3rem;
  }

  .colaboracion-text {
    min-width: auto;
  }

  /* Areas section Mobile split image height */
  .areas-split-img-wrapper {
    height: 32rem;
  }
  
  /* Innovation / Products Showcase mobile padding */
  .productos-showcase {
    padding: 4rem 2.5rem;
  }

  .productos-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  
  .productos-text-col {
    max-width: 100%;
    text-align: center;
  }
  
  .productos-media-col {
    height: 28rem;
  }

  /* Sustainability mobile image height adjustment */
  .sostenibilidad-img-main {
    height: 30rem;
  }
  
  /* Footer mobile alignment */
  .footer {
    padding: 6rem 0 3rem;
    text-align: center;
  }
  
  .footer-col-brand {
    max-width: 100%;
    margin-bottom: 2rem;
  }
  
  .footer-logo {
    margin: 0 auto 2.5rem;
  }
  
  .footer-socials {
    justify-content: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-bottom-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  :root {
    --section-padding: 5rem 1.5rem;
  }
  
  .grid-3, .pillars-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-cta .btn {
    width: 100%;
  }

  .area-card {
    padding: 4rem 2.5rem;
  }
  
  .contacto-cards-grid {
    grid-template-columns: 1fr;
  }

  .contacto-card {
    padding: 3.5rem 2rem;
  }
}

/* ==========================================================================
   LEGAL PAGES & COOKIE BANNER STYLES
   ========================================================================== */

/* Legal pages layout */
.legal-hero {
  padding: 14rem 2rem 6rem;
  background-color: var(--bg-secondary);
  text-align: center;
  border-bottom: 1px solid var(--border-color-light);
}

.legal-title {
  font-size: clamp(3.2rem, 4vw + 1rem, 4.8rem);
  margin-bottom: 1.5rem;
}

.legal-subtitle {
  font-family: var(--font-sans);
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
}

.legal-body {
  padding: 6rem 2rem 10rem;
  background-color: var(--bg-primary);
}

.legal-container {
  max-width: 800px;
  margin: 0 auto;
}

.legal-text h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 2.2rem;
  margin-top: 4rem;
  margin-bottom: 1.5rem;
  color: var(--accent-gold);
}

.legal-text h3:first-of-type {
  margin-top: 0;
}

.legal-text p, .legal-text ul {
  font-size: 1.6rem;
  line-height: 1.8;
  margin-bottom: 2rem;
  color: var(--text-secondary);
}

.legal-text ul {
  padding-left: 2.5rem;
  margin-bottom: 2.5rem;
  list-style-type: square;
}

.legal-text li {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

.legal-text strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Table styling for cookies policy */
.legal-table-wrapper {
  overflow-x: auto;
  margin: 3rem 0;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 15px var(--shadow-color);
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 1.45rem;
  min-width: 600px;
}

.legal-table th, .legal-table td {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
}

.legal-table th {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 700;
  font-family: var(--font-sans);
  text-transform: uppercase;
  font-size: 1.2rem;
  letter-spacing: 0.05em;
}

.legal-table tr:last-child td {
  border-bottom: none;
}

.legal-table td {
  color: var(--text-secondary);
  background-color: var(--bg-primary);
}

/* Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  bottom: -100%;
  left: 0;
  width: 100%;
  background-color: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--glass-border);
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.12);
  z-index: 1000;
  transition: bottom 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 3rem 2rem;
}

.cookie-banner.show {
  bottom: 0;
}

.cookie-container {
  max-width: var(--container-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

@media (min-width: 768px) {
  .cookie-container {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
  }
}

.cookie-content {
  flex: 1;
}

.cookie-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.8rem;
  margin-bottom: 0.8rem;
  color: var(--text-primary);
}

.cookie-description {
  font-size: 1.45rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 0;
}

.cookie-description a {
  color: var(--accent-gold);
  text-decoration: underline;
  font-weight: 600;
}

.cookie-buttons {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  align-items: center;
}

.cookie-btn {
  padding: 1.2rem 2.4rem;
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  font-family: var(--font-sans);
}

.cookie-btn-accept {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.cookie-btn-accept:hover {
  background-color: var(--accent-gold);
  border-color: var(--accent-gold);
  color: #021623;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(197, 168, 128, 0.2);
}

.cookie-btn-reject {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-color);
}

.cookie-btn-reject:hover {
  border-color: var(--text-primary);
  transform: translateY(-2px);
  background-color: rgba(2, 22, 35, 0.02);
}

[data-theme="dark"] .cookie-btn-reject:hover {
  background-color: rgba(250, 249, 245, 0.02);
}

.cookie-btn-settings {
  background-color: transparent;
  color: var(--text-tertiary);
  border: none;
  font-size: 1.25rem;
  text-decoration: underline;
  padding: 0.5rem;
  cursor: pointer;
}

.cookie-btn-settings:hover {
  color: var(--text-primary);
}

/* Cookie Settings Panel */
.cookie-settings-panel {
  display: none;
  border-top: 1px solid var(--border-color-light);
  margin-top: 2rem;
  padding-top: 2rem;
}

.cookie-settings-panel.open {
  display: block;
}

.cookie-settings-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .cookie-settings-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.cookie-setting-item {
  background-color: var(--bg-primary);
  padding: 1.8rem;
  border-radius: 8px;
  border: 1px solid var(--border-color-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.cookie-setting-info h4 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.45rem;
  margin-bottom: 0.4rem;
  color: var(--text-primary);
}

.cookie-setting-info p {
  font-size: 1.25rem;
  color: var(--text-tertiary);
  margin-bottom: 0;
  line-height: 1.4;
}

/* Switch styling */
.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--border-color);
  transition: .4s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 4px;
  bottom: 4px;
  background-color: var(--bg-tertiary);
  transition: .4s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--accent-gold);
}

input:disabled + .slider {
  opacity: 0.6;
  cursor: not-allowed;
}

input:checked + .slider:before {
  transform: translateX(20px);
}