:root {
  --primary-color: #1a365d; /* Deep Navy Blue */
  --secondary-color: #dc2626; /* Accent Red */
  --bg-color: #ffffff;
  --bg-light: #f8fafc;
  --text-dark: #1e293b;
  --text-light: #64748b;
  --white: #ffffff;
  --max-width: 1280px;
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  background-color: var(--bg-color);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

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

ul {
  list-style: none;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  z-index: 1000;
  transition: var(--transition);
}

header.scrolled {
  padding: 10px 0;
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-container img {
  height: 40px;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
  font-family: 'Outfit', sans-serif;
}

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

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

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

.nav-cta {
  background-color: var(--secondary-color);
  color: var(--white) !important;
  padding: 10px 24px;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: var(--transition);
}

.nav-cta:hover {
  background-color: #b91c1c;
  transform: translateY(-2px);
}

/* Hero Section */
.hero {
  height: 100vh;
  min-height: 600px;
  background-image: linear-gradient(rgba(15, 32, 39, 0.7), rgba(15, 32, 39, 0.7)), url('../images/hero_bg.png');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  position: relative;
  margin-top: 0;
}

.hero-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  color: var(--white);
  text-align: left;
}

.hero-title {
  font-size: 4rem;
  margin-bottom: 20px;
  animation: fadeUp 1s ease;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 40px;
  max-width: 600px;
  opacity: 0.9;
  animation: fadeUp 1s ease 0.2s forwards;
  opacity: 0;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  animation: fadeUp 1s ease 0.4s forwards;
  opacity: 0;
}

.btn {
  padding: 15px 30px;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--white);
  border: none;
}

.btn-primary:hover {
  background-color: #1e3a8a;
  transform: translateY(-2px);
}

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

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

/* Page Hero Section */
.page-hero {
  height: 400px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  position: relative;
  margin-top: 0;
}

.page-hero-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  color: var(--white);
  text-align: left;
}

.page-hero-title {
  font-size: 3.5rem;
  animation: fadeUp 1s ease;
}

/* Content Page Section */
.content-section {
  padding: 80px 20px;
  max-width: 900px;
  margin: 0 auto;
}

.content-image {
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  border-radius: var(--border-radius);
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  margin-bottom: 30px;
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.image-grid .content-image {
  margin-bottom: 0;
  height: 350px;
}

.content-section p {
  font-size: 1.15rem;
  margin-bottom: 25px;
  color: var(--text-dark);
  line-height: 1.8;
}

/* Services Section */
.services {
  padding: 100px 20px;
  background-color: var(--bg-light);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-subtitle {
  color: var(--secondary-color);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.section-title {
  font-size: 2.5rem;
  color: var(--primary-color);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.service-card {
  background: var(--white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
  transition: var(--transition);
  cursor: pointer;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.service-img {
  height: 250px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.service-content {
  padding: 30px;
}

.service-content h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--primary-color);
}

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

.service-link {
  color: var(--secondary-color);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.service-link:hover {
  gap: 10px;
}

/* Commodities Section */
.commodities {
  padding: 100px 20px;
}

.commodities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.commodity-item {
  display: flex;
  align-items: center;
  gap: 15px;
  background: transparent;
  padding: 10px 0;
  text-align: left;
  border: none;
  transition: var(--transition);
}

.commodity-item:hover {
  transform: translateX(5px);
}

.commodity-item i {
  font-size: 1.5rem;
  color: #60a5fa; /* Soft Blue */
  margin-bottom: 0;
  width: 30px;
  text-align: center;
}

.commodity-item:hover i {
  color: var(--primary-color);
}

.commodity-item h4 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-dark);
}

/* CTA Section */
.cta-section {
  background-color: var(--primary-color);
  padding: 80px 20px;
  text-align: center;
  color: var(--white);
}

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

.cta-section p {
  font-size: 1.2rem;
  margin-bottom: 40px;
  opacity: 0.9;
}

/* Footer */
footer {
  background-color: #0f172a;
  color: #cbd5e1;
  padding: 80px 20px 20px;
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 50px;
  margin-bottom: 50px;
}

.footer-col h4 {
  color: var(--white);
  font-size: 1.2rem;
  margin-bottom: 25px;
}

.footer-col ul li {
  margin-bottom: 15px;
}

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

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

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

/* Animations */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none; /* In a real app, add a hamburger menu */
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .commodities-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1024px) and (min-width: 769px) {
  .commodities-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}