/* ========================================
   RENÉVIE™ LUXURY DESIGN SYSTEM
   ======================================== */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Georgia', 'Crimson Text', serif;
  color: #0A1628;
  background: #FFFFFF;
  line-height: 1.6;
  overflow-x: hidden;
}

/* CSS Variables - Brand Colors */
:root {
  --color-navy: #0A1628;
  --color-white: #FFFFFF;
  --color-beige: #F5F1ED;
  --color-rose-gold: #D4A59A;
  --color-blue-glow: #4A90E2;
  --color-red-radiance: #E63946;
  --color-gray-light: #CCCCCC;
  --color-gray: #666666;
  --color-green: #28A745;
  
  /* Typography */
  --font-heading: 'Montserrat', 'Arial', sans-serif;
  --font-body: 'Georgia', 'Crimson Text', serif;
  
  /* Spacing */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-2xl: 64px;
  --spacing-3xl: 80px;
  --spacing-4xl: 120px;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.08);
  --shadow-md: 0 4px 16px rgba(10, 22, 40, 0.12);
  --shadow-lg: 0 8px 24px rgba(10, 22, 40, 0.15);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Typography Scale */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-navy);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: var(--spacing-md);
}

h4 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  margin-bottom: var(--spacing-sm);
}

p {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
  color: var(--color-navy);
}

.overline {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-rose-gold);
  margin-bottom: var(--spacing-sm);
  display: block;
}

.lead {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--color-navy);
  opacity: 0.9;
}

/* Container & Layout */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.container-narrow {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section {
  padding: var(--spacing-4xl) 0;
}

.section-beige {
  background: var(--color-beige);
}

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

.section-navy h1, 
.section-navy h2, 
.section-navy h3, 
.section-navy p {
  color: var(--color-white);
}

/* Grid Systems */
.grid {
  display: grid;
  gap: var(--spacing-xl);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Flex Utilities */
.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-navy);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--color-blue-glow);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-secondary {
  background: transparent;
  color: var(--color-navy);
  border: 2px solid var(--color-navy);
}

.btn-secondary:hover {
  background: var(--color-navy);
  color: var(--color-white);
}

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

.btn-white:hover {
  background: var(--color-rose-gold);
  color: var(--color-white);
}

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

.btn-outline-white:hover {
  background: var(--color-white);
  color: var(--color-navy);
}

.btn-lg {
  padding: 1.25rem 2.5rem;
  font-size: 1.125rem;
}

.btn-sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

/* Cards */
.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

.card-content {
  padding: var(--spacing-lg);
}

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

.img-rounded {
  border-radius: var(--radius-md);
}

.img-circle {
  border-radius: 50%;
}

/* Navigation */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(10, 22, 40, 0.08);
  transition: all var(--transition-normal);
}

.nav-container {
  max-width: 1600px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-navy);
  text-decoration: none;
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  gap: var(--spacing-xl);
  align-items: center;
  list-style: none;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-navy);
  text-decoration: none;
  position: relative;
  transition: color var(--transition-fast);
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-rose-gold);
  transition: width var(--transition-normal);
}

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

.nav-icons {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-icon {
  font-size: 1.25rem;
  color: var(--color-navy);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.nav-icon:hover {
  color: var(--color-rose-gold);
  transform: scale(1.1);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-navy);
  cursor: pointer;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
  width: 100%;
}

.hero-text {
  padding-right: var(--spacing-xl);
}

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

.hero-image img {
  max-width: 60%;
  filter: drop-shadow(0 20px 40px rgba(10, 22, 40, 0.15));
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* LED Pulse Animation */
@keyframes ledPulse {
  0%, 100% {
    opacity: 0.6;
    filter: brightness(1);
  }
  50% {
    opacity: 1;
    filter: brightness(1.2);
  }
}

.led-pulse {
  animation: ledPulse 3s ease-in-out infinite;
}

/* Trust Badges */
.trust-badges {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
  flex-wrap: wrap;
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--color-beige);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-navy);
}

.trust-badge-icon {
  font-size: 1rem;
  color: var(--color-rose-gold);
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-3xl);
}

.feature-card {
  padding: var(--spacing-xl);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--transition-normal);
}

.feature-card:hover {
  background: var(--color-beige);
  transform: translateY(-4px);
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-md);
  color: var(--color-rose-gold);
  font-size: 3rem;
}

.feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.feature-description {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-navy);
  opacity: 0.85;
}

/* Testimonials */
.testimonial-slider {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-3xl);
}

.testimonial-card {
  background: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
}

.testimonial-stars {
  color: var(--color-rose-gold);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.testimonial-text {
  font-size: 1.125rem;
  line-height: 1.6;
  font-style: italic;
  margin-bottom: var(--spacing-md);
  color: var(--color-navy);
}

.testimonial-author {
  font-weight: 600;
  color: var(--color-navy);
}

.testimonial-location {
  font-size: 0.875rem;
  color: var(--color-gray);
}

/* Footer */
.footer {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-3xl);
}

.footer-column h4 {
  color: var(--color-white);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-md);
}

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

.footer-link {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 0.9375rem;
  line-height: 2;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-rose-gold);
}

.footer-social {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.footer-social-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1.25rem;
  transition: all var(--transition-fast);
}

.footer-social-icon:hover {
  color: var(--color-rose-gold);
  transform: scale(1.1);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-copyright {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer-legal {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.footer-legal-link {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-legal-link:hover {
  color: var(--color-white);
}

/* Product Gallery */
.product-gallery {
  position: sticky;
  top: 100px;
}

.product-main-image {
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: contain;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  background: var(--color-white);
  cursor: zoom-in;
}

.product-thumbnails {
  display: flex;
  gap: var(--spacing-sm);
  overflow-x: auto;
}

.product-thumbnail {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.product-thumbnail:hover {
  border-color: var(--color-rose-gold);
}

.product-thumbnail.active {
  border-color: var(--color-rose-gold);
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: var(--spacing-xs);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-navy);
  border: 1px solid var(--color-gray-light);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-blue-glow);
  box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.text-rose-gold {
  color: var(--color-rose-gold);
}

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

.bg-beige {
  background: var(--color-beige);
}

.bg-navy {
  background: var(--color-navy);
}

.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.pt-xs { padding-top: var(--spacing-xs); }
.pt-sm { padding-top: var(--spacing-sm); }
.pt-md { padding-top: var(--spacing-md); }
.pt-lg { padding-top: var(--spacing-lg); }
.pt-xl { padding-top: var(--spacing-xl); }

.pb-xs { padding-bottom: var(--spacing-xs); }
.pb-sm { padding-bottom: var(--spacing-sm); }
.pb-md { padding-bottom: var(--spacing-md); }
.pb-lg { padding-bottom: var(--spacing-lg); }
.pb-xl { padding-bottom: var(--spacing-xl); }

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-text {
    padding-right: 0;
  }
  
  .hero-image {
    order: -1;
  }
  
  .hero-image img {
    max-width: 80%;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  .container,
  .container-narrow {
    padding: 0 var(--spacing-md);
  }
  
  .section {
    padding: var(--spacing-3xl) 0;
  }
  
  .nav-links {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .hero {
    min-height: auto;
    padding: var(--spacing-3xl) 0;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .btn-lg {
    width: 100%;
  }
}

/* Loading Animation */
.spinner {
  border: 3px solid var(--color-beige);
  border-top: 3px solid var(--color-navy);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Fade In Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

:focus-visible {
  outline: 3px solid var(--color-blue-glow);
  outline-offset: 2px;
}

/* Print Styles */
@media print {
  .nav,
  .footer,
  .btn {
    display: none;
  }
}

/* ========================================
   GSAP ANIMATION SYSTEM STYLES
   ======================================== */

/* Scroll Progress Bar */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-rose-gold), var(--color-blue-glow));
  transform-origin: left center;
  transform: scaleX(0);
  z-index: 9999;
  box-shadow: 0 2px 8px rgba(212, 165, 154, 0.4);
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 100px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: #25D366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  transition: all 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float i {
  font-size: 32px;
}

/* Sticky Mobile Cart Bar */
.sticky-cart-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: white;
  padding: 15px 20px;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
  z-index: 999;
  display: none;
  align-items: center;
  justify-content: space-between;
  border-top: 2px solid var(--color-rose-gold);
}

.sticky-cart-bar .price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-navy);
}

.sticky-cart-bar .btn {
  flex: 1;
  max-width: 200px;
  margin-left: 15px;
}

@media (max-width: 768px) {
  .sticky-cart-bar {
    display: flex;
  }
}

/* Exit Intent Popup */
.exit-popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: white;
  padding: 3rem 2.5rem;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  max-width: 500px;
  width: 90%;
  z-index: 10000;
  display: none;
}

.exit-popup.active {
  display: block;
}

.exit-popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 22, 40, 0.8);
  z-index: 9999;
  display: none;
}

.exit-popup-overlay.active {
  display: block;
}

.exit-popup h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  color: var(--color-navy);
}

.exit-popup p {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
  color: var(--color-gray);
}

.exit-popup .popup-close {
  position: absolute;
  top: 15px;
  right: 15px;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--color-gray);
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.3s ease;
}

.exit-popup .popup-close:hover {
  background: var(--color-beige);
  color: var(--color-navy);
}

.exit-popup .popup-discount {
  display: inline-block;
  background: var(--color-rose-gold);
  color: white;
  padding: 8px 20px;
  border-radius: 8px;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

/* Parallax Elements */
.parallax-element {
  will-change: transform;
}

/* Animation Performance Optimization */
.gsap-animation {
  will-change: transform, opacity;
  backface-visibility: hidden;
  transform: translateZ(0);
}

/* Smooth Reveal Animations */
.reveal-element {
  opacity: 0;
  transform: translateY(30px);
}

.reveal-element.animated {
  opacity: 1;
  transform: translateY(0);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Counter Animation Container */
.counter-value {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
}

/* Hover Effect Enhancements for GSAP */
.gsap-hover-scale {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.gsap-hover-scale:hover {
  transform: scale(1.02);
}

/* Mobile Responsive Adjustments */
@media (max-width: 768px) {
  .whatsapp-float {
    bottom: 80px;
    right: 20px;
    width: 50px;
    height: 50px;
  }
  
  .whatsapp-float i {
    font-size: 26px;
  }
  
  .exit-popup {
    padding: 2rem 1.5rem;
  }
  
  .exit-popup h3 {
    font-size: 1.5rem;
  }
  
  .exit-popup p {
    font-size: 1rem;
  }
}