@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

:root {
  /* Brand Colors */
  --color-primary: #FFFFFF;
  --color-accent: #B5A264;
  --color-text: #2D2D2D;
  --color-text-light: #5A5A5A;
  --color-bg-light: #F9F9F9;
  --color-border: #E0E0E0;

  /* Typography */
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease-in-out;

  /* Layout */
  --container-width: 1280px;
}

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

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

a:hover {
  color: var(--color-accent);
}

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

/* Utilities */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 5%;
}

.text-center { text-align: center; }
.mt-4 { margin-top: 2rem; }
.mb-4 { margin-bottom: 2rem; }
.py-5 { padding: 4rem 0; }
.py-8 { padding: 6rem 0; }

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

/* Buttons */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  border: none;
  transition: all var(--transition-normal);
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-primary);
  border: 1px solid var(--color-accent);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--color-accent);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-text);
}

.btn-outline:hover {
  background-color: var(--color-text);
  color: var(--color-primary);
}

/* Header & Navigation */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 1px;
  background-color: var(--color-accent);
  transition: width var(--transition-normal);
}

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

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

/* Megamenu Styles */
.nav-item {
  list-style: none;
}

.nav-item > .nav-link {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-chevron {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.has-dropdown:hover .nav-chevron {
  transform: rotate(180deg);
}

.mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--color-primary);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
  z-index: 100;
  padding: 2.5rem 0;
}

.has-dropdown:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-menu-content {
  display: flex;
  justify-content: flex-start;
  gap: 4rem;
}

.mega-menu-col h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.5rem;
}

.mega-menu-col ul {
  list-style: none;
}

.mega-menu-col ul li {
  margin-bottom: 0.75rem;
}

.mega-menu-col ul li a {
  color: var(--color-text-light);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
  display: inline-block;
}

.mega-menu-col ul li a:hover {
  color: var(--color-accent);
  transform: translateX(3px);
}

.mega-menu-image {
  margin-left: auto;
  max-width: 280px;
  position: relative;
  border-radius: 4px;
  overflow: hidden;
}

.mega-menu-image img {
  width: 100%;
  height: auto;
  transition: transform var(--transition-slow);
}

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

.mega-menu-image-text {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 1rem;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  color: white;
  display: flex;
  flex-direction: column;
}

.mega-menu-image-text span {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.9;
}

.mega-menu-image-text strong {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 500;
}

.header-actions {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text);
  padding: 0.5rem;
}

/* Animations & Micro-interactions */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

.hover-lift {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.08);
}

/* Hero Section */
.hero {
  position: relative;
  height: 85vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  background-color: var(--color-bg-light);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4; /* Or use a subtle image */
  z-index: 0;
}

/* A soft gradient overlay to simulate the botanical/skin image until we have real assets */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,1) 0%, rgba(255,255,255,0.7) 50%, rgba(220,210,180,0.3) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 1s ease forwards 0.2s;
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 300;
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-light);
  margin-bottom: 2.5rem;
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

/* Trust Bar */
.trust-bar {
  background-color: var(--color-bg-light);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 2rem 0;
}

.trust-grid {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.trust-item:hover {
  opacity: 1;
}

.trust-icon {
  width: 40px;
  height: 40px;
  color: var(--color-accent);
}

.trust-text {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Sections */
.section-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 1rem;
  font-weight: 300;
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: 4rem;
  font-size: 1.1rem;
  max-width: 600px;
  margin-inline: auto;
}

/* Split Feature (Innovación / Cosmecéutica) */
.split-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
}

.split-feature.reverse {
  direction: rtl;
}
.split-feature.reverse > * {
  direction: ltr;
}

.feature-image {
  background-color: var(--color-bg-light);
  height: 500px;
  border-radius: 4px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: relative;
}

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

.feature-image:hover img {
  transform: scale(1.03);
}

.feature-content h3 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.feature-content p {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.feature-list {
  list-style: none;
  margin-bottom: 2rem;
}

.feature-list li {
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.feature-list li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: bold;
}

/* B2B Banner */
.b2b-banner {
  background-color: #2D2D2D; /* Dark background for professional feel */
  color: var(--color-primary);
  text-align: center;
  padding: 6rem 5%;
  position: relative;
}

.b2b-banner h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  color: var(--color-primary);
}

.b2b-banner p {
  font-size: 1.2rem;
  max-width: 700px;
  margin: 0 auto 2.5rem;
  color: #CCCCCC;
}

/* Footer */
.footer {
  background-color: var(--color-bg-light);
  padding: 5rem 0 2rem;
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col h4 {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: var(--color-text-light);
}

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

.footer-bottom {
  text-align: center;
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 900px) {
  .split-feature {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .split-feature.reverse {
    direction: ltr;
  }
  .hero-title {
    font-size: 2.5rem;
  }
  
  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 80px;
    right: -100%;
    width: 250px;
    height: calc(100vh - 80px);
    background-color: var(--color-primary);
    flex-direction: column;
    padding: 2rem;
    box-shadow: -5px 0 15px rgba(0,0,0,0.05);
    transition: right var(--transition-normal);
  }

  .nav-links.active {
    right: 0;
    overflow-y: auto;
  }

  /* Mega menu mobile adjustments */
  .mega-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    padding: 1rem 0 1rem 1rem;
    display: none;
    border-top: none;
  }
  
  .has-dropdown:hover .mega-menu,
  .has-dropdown:focus-within .mega-menu {
    display: block;
  }

  .mega-menu-content {
    flex-direction: column;
    gap: 1.5rem;
  }

  .mega-menu-image {
    display: none;
  }
}