:root {
  /* Colors */
  --primary-green: #2ecc71;
  --dark-green: #27ae60;
  --light-green: #eafaf1;
  --accent-color: #f1c40f;
  --text-dark: #2c3e50;
  --text-light: #7f8c8d;
  --white: #ffffff;
  --bg-color: #f9fbf9;
  --border-color: #eaeaea;

  /* Typography */
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  
  /* Shadow */
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
  
  /* Transitions */
  --transition: all 0.3s ease;
}

/* Loader */
#loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--white);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.5s ease;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 5px solid var(--light-green);
  border-top-color: var(--primary-green);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

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

body {
  font-family: var(--font-main);
  color: var(--text-dark);
  background-color: var(--bg-color);
  line-height: 1.6;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

/* Utilities */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  color: var(--text-dark);
  margin-bottom: 40px;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: var(--primary-green);
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 30px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

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

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

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

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

/* Header & Nav */
header {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

header.sticky {
  padding: 5px 0;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  transition: var(--transition);
}

.logo img {
  height: 60px;
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  font-weight: 500;
  color: var(--text-dark);
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-green);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-green);
  transition: var(--transition);
}

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

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-dark);
}

/* Hero Section */
.hero {
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  position: relative;
  color: var(--white);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  text-align: center;
  margin: 0 auto;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 700;
  margin-bottom: 20px;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p {
  font-size: 1.5rem;
  margin-bottom: 40px;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

.hero-btns {
  display: flex;
  gap: 20px;
  justify-content: center;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--dark-green), var(--primary-green));
  color: var(--white);
  text-align: center;
  padding: 60px 20px;
  border-radius: 20px;
  margin: 60px 0;
  box-shadow: var(--shadow-lg);
}

.cta-section h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.cta-section p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  opacity: 0.9;
}

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

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

/* Page Header */
.page-header {
  padding: 150px 0 80px;
  background-color: var(--light-green);
  text-align: center;
}

.page-header h1 {
  font-size: 3rem;
  color: var(--dark-green);
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-text h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  color: var(--dark-green);
}

.about-text p {
  margin-bottom: 15px;
  color: var(--text-light);
}

.about-image img {
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.feature-card {
  background: var(--white);
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-10px);
}

.feature-card i {
  font-size: 3rem;
  color: var(--primary-green);
  margin-bottom: 20px;
}

/* Products Grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.product-card {
  background: var(--white);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.product-img {
  height: 250px;
  overflow: hidden;
}

.product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.product-card:hover .product-img img {
  transform: scale(1.1);
}

.product-info {
  padding: 25px;
  text-align: center;
}

.product-info h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
  color: var(--dark-green);
}

.product-info p {
  color: var(--text-light);
  margin-bottom: 20px;
}

/* Services / Wholesale */
.service-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
}

.service-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.service-icon {
  width: 60px;
  height: 60px;
  background-color: var(--light-green);
  color: var(--primary-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.gallery-item {
  border-radius: 10px;
  overflow: hidden;
  position: relative;
  height: 250px;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(39, 174, 96, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  color: white;
  font-size: 1.5rem;
  font-weight: bold;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

/* Lightbox */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  cursor: pointer;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90%;
  max-height: 85%;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 2.5rem;
  color: #fff;
  cursor: pointer;
  transition: var(--transition);
}

.lightbox-close:hover {
  color: var(--primary-green);
  transform: scale(1.2);
}

.lightbox-caption {
  position: absolute;
  bottom: 30px;
  left: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-size: 1.2rem;
  font-weight: 600;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-info {
  background: var(--white);
  padding: 40px;
  border-radius: 15px;
  box-shadow: var(--shadow-md);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 25px;
}

.contact-item i {
  font-size: 1.5rem;
  color: var(--primary-green);
  width: 40px;
  height: 40px;
  background: var(--light-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-form {
  background: var(--white);
  padding: 40px;
  border-radius: 15px;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 15px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.2);
}

/* Footer */
footer {
  background-color: var(--dark-green);
  color: var(--white);
  padding: 60px 0 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h3 {
  font-size: 1.5rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--accent-color);
}

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

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

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

.social-links {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.social-links a {
  width: 40px;
  height: 40px;
  background-color: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}

.social-links a:hover {
  background-color: var(--accent-color);
  color: var(--text-dark);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.9rem;
}

/* Floating Elements */
.whatsapp-float, .call-float, .back-to-top {
  position: fixed;
  right: 20px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: #fff;
  z-index: 100;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  cursor: pointer;
}

.whatsapp-float {
  bottom: 140px;
  background-color: #25d366;
}

.whatsapp-float:hover {
  background-color: #128c7e;
  transform: scale(1.1);
}

.call-float {
  bottom: 80px;
  background-color: #007bff;
}

.call-float:hover {
  background-color: #0056b3;
  transform: scale(1.1);
}

.back-to-top {
  bottom: 20px;
  background-color: var(--dark-green);
  opacity: 0;
  visibility: hidden;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--primary-green);
  transform: translateY(-5px);
}

/* Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 992px) {
  .hero h1 { font-size: 3rem; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .mobile-menu-btn { display: block; }
  
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    gap: 15px;
    box-shadow: var(--shadow-md);
    transform: translateY(-150%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }
  
  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .hero h1 { font-size: 2.5rem; }
  .hero p { font-size: 1.2rem; }
  .hero-btns { flex-direction: column; }
  
  .about-grid { grid-template-columns: 1fr; }
  
  .section {
    padding: 50px 0;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .page-header {
    padding: 120px 0 50px;
  }
  
  .page-header h1 {
    font-size: 2rem;
  }
  
  .product-grid {
    grid-template-columns: 1fr;
  }
  
  .features {
    grid-template-columns: 1fr;
  }
  
  .service-list {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }
  
  .cta-section {
    padding: 40px 20px;
    margin: 40px 0;
  }
  
  .cta-section h2 {
    font-size: 1.8rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .nav-container {
    height: 65px;
  }
  
  .logo img {
    height: 45px;
  }
}

/* Extra Small Devices */
@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  
  .hero {
    min-height: 450px;
    height: 90vh;
    background-attachment: scroll;
  }
  
  .hero h1 {
    font-size: 1.8rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .hero-btns .btn {
    padding: 10px 24px;
    font-size: 0.9rem;
  }
  
  .section-title {
    font-size: 1.5rem;
  }
  
  .section-title::after {
    width: 40px;
  }
  
  .product-card .product-img {
    height: 200px;
  }
  
  .product-info h3 {
    font-size: 1.2rem;
  }
  
  .contact-info,
  .contact-form {
    padding: 25px;
  }
  
  .feature-card {
    padding: 20px;
  }
  
  .gallery-item {
    height: 200px;
  }
  
  .cta-section h2 {
    font-size: 1.4rem;
  }
  
  .cta-section p {
    font-size: 1rem;
  }
  
  .whatsapp-float,
  .call-float,
  .back-to-top {
    width: 44px;
    height: 44px;
    font-size: 20px;
    right: 15px;
  }
  
  .whatsapp-float {
    bottom: 130px;
  }
  
  .call-float {
    bottom: 75px;
  }
  
  .back-to-top {
    bottom: 20px;
  }
}

/* Landscape phones */
@media (max-width: 768px) and (orientation: landscape) {
  .hero {
    height: 100vh;
    min-height: 400px;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero-content {
    padding: 20px 0;
  }
}

/* Tablet */
@media (min-width: 769px) and (max-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero h1 {
    font-size: 3.5rem;
  }
  
  .container {
    padding: 0 30px;
  }
}