:root {
  --primary: #1a3863;
  --secondary: #ffffff;
  --accent: #003d68;
  --light-accent: #e0f2ff;
  --light: #197bdd;
  --dark: #212529;
  --white: #ffffff;
  --gray: #0d3d66;
  --light-gray: #e9ecef;
}



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

body {
  
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--light);
}



/* Container Utility */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Hero Section */
.hero {
  background: linear-gradient(90deg, rgba(26,56,99,0.9) 0%, rgba(50,130,184,0.8) 100%), url('/api/placeholder/1600/700') center center/cover no-repeat; /* Added fallback background */
  color: var(--white);
  overflow: hidden;
  position: relative; /* Needed for potential overlay */
}
.hero-container {
  display: flex;
  max-width: 1400px;
  margin: 0 auto;
  align-items: center; /* Vertically center content */
  min-height: 500px; /* Ensure minimum height */
}
.hero-content {
  width: 50%;
  padding: 4rem 2rem 4rem 3rem; /* Adjusted padding */
  z-index: 1; /* Ensure text is above image if overlapping */
}
.hero-image {
  width: 50%;
  height: 500px; /* Match min-height */
  /* background-image: url('/api/placeholder/800/600'); */ /* Let img tag handle it */
  /* background-size: cover; */
  /* background-position: center; */
}
.hero-image img {
  display: block; /* Remove extra space below image */
}

.hero-content h1 {
  font-size: 3rem; /* Slightly adjusted */
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}
.hero-content p {
  font-size: 1.2rem; /* Slightly adjusted */
  opacity: 0.9;
  margin-bottom: 2rem;
  max-width: 600px; /* Limit text width */
}
.hero-buttons {
  display: flex;
  gap: 1rem;
}
.btn {
  display: inline-block;
  padding: 0.9rem 2rem; /* Adjusted padding */
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: 2px solid transparent; /* Base border */
  text-align: center;
}
.btn-primary {
  background-color: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}
.btn-primary:hover {
  background-color: #0078cc;
  border-color: #0078cc;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.btn-secondary {
  background-color: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}
.btn-secondary:hover {
  background-color: var(--white);
  color: var(--primary);
  transform: translateY(-2px);
}

/* Section Base Styles */
.section {
  padding: 4rem 1rem; /* Adjusted padding */
}
.section-light { background-color: var(--white); }
.section-dark  { background-color: var(--light-gray); }
.section-accent{ background-color: var(--light-accent); }

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}
.section-header h2 {
  font-size: 2.2rem; /* Adjusted size */
  color: var(--primary);
  margin-bottom: 1rem;
  display: inline-block;
  position: relative;
  padding-bottom: 0.8rem; /* Adjusted padding */
}
.section-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 70px; /* Adjusted width */
  height: 3px;
  background: var(--accent);
}
.section-header p {
  font-size: 1.1rem; /* Adjusted size */
  color: var(--gray);
  max-width: 800px;
  margin: 1rem auto 0; /* Add top margin */
}

/* Overview */
.overview-container {
  display: flex;
  align-items: center;
  gap: 3rem;
  margin-bottom: 3rem;
}
.overview-content { flex: 1; } /* Allow content to take space */
.overview-content h3 {
  font-size: 1.8rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
}
.overview-content p {
  font-size: 1.05rem; /* Adjusted size */
  margin-bottom: 1.5rem;
}
.overview-images {
  display: grid;
  grid-template-columns: repeat(2,1fr);
  gap: 1rem;
  flex: 1; /* Allow images to take space */
}
.overview-image {
  height: 200px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.overview-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.overview-image:hover img {
  transform: scale(1.05);
}

/* Capabilities */
.capabilities-grid,
.machine-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); /* Fits 5 in wide view */
  gap: 1.5rem;
}

@media (min-width: 1200px) {
  .capabilities-grid,
  .machine-grid {
    grid-template-columns: repeat(4, 1fr); /* Force 5 per row on wide screens */
  }
}


.capability-card {
  text-align: center;
  background-color: var(--white);
  padding: 2rem 1.5rem; /* Adjusted padding */
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  transition: all 0.3s ease;
  display: flex; /* Use flexbox for alignment */
  flex-direction: column; /* Stack items vertically */
  height: 100%; /* Make cards equal height */
}
.capability-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}
.capability-icon {
  height: 60px; /* Adjusted size */
  width: 60px;  /* Adjusted size */
  background-color: var(--light-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 1.8rem; /* Adjusted size */
  color: var(--primary);
  flex-shrink: 0; /* Prevent icon shrinking */
}
.capability-card h3 {
  font-size: 1.2rem; /* Adjusted size */
  color: var(--primary);
  margin-bottom: 1rem;
}
.capability-card p {
  color: var(--gray);
  font-size: 0.9rem; /* Adjusted size */
  flex-grow: 1; /* Allow text to take remaining space */
}

/* Equipment Tabs */
.equipment-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2.5rem; /* Increased margin */
  gap: 0.5rem; /* Add gap between tabs */
}
.equipment-tab {
  padding: 0.7rem 1.3rem; /* Adjusted padding */
  margin: 0; /* Remove margin, use gap instead */
  background-color: var(--white);
  border: 1px solid var(--light-gray); /* Slightly thinner border */
  border-radius: 50px;
  cursor: pointer;
  font-weight: 600;
  color: var(--primary);
  transition: all 0.3s ease;
  font-size: 0.9rem; /* Smaller font size */
}
.equipment-tab.active,
.equipment-tab:hover {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

/* Equipment Categories */
.equipment-category {
  display: none; /* Controlled by JS */
  margin-bottom: 3rem;
  transition: opacity 0.4s ease-in-out; /* Add fade transition */
  opacity: 1; /* Start visible if display is block */
}
.equipment-category.active {
  display: block;
  /* animation: fadeIn 0.5s ease forwards; remove default animation, use JS */
}

/* Remove Keyframe animation if using JS transition */
/* @keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
} */

.equipment-category-title {
  color: var(--primary);
  font-size: 1.6rem; /* Adjusted size */
  margin-bottom: 2rem;
  padding-bottom: 0.8rem;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
}

/* Machine Grid and Cards */
.machine-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* Force exactly 4 cards per row */
  grid-gap: 2rem;
  margin-bottom: 3rem; /* Keep margin */
}

.machine-card {
  display: flex;
  flex-direction: column;
  background-color: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  transition: all 0.3s ease;
  height: 100%; /* Ensure cards in a row have same height */
}

.machine-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.1); /* Adjusted hover shadow */
}




.machine-image {
  height: 200px; /* Adjusted height */
  overflow: hidden;
}

.machine-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.machine-details {
  padding: 1.5rem;
  flex-grow: 1; /* Allows this section to grow */
  display: flex;
  flex-direction: column; /* Stack title, specs, quantity vertically */
}

.machine-details h4 {
  font-size: 1.2rem; /* Adjusted size */
  color: var(--primary);
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--light-gray);
  padding-bottom: 0.5rem;
}

.machine-specs {
  list-style: none;
  margin-bottom: 1rem;
  flex-grow: 1; /* Allows specs list to fill space */
}

.machine-specs li {
  margin-bottom: 0.6rem; /* Increased spacing */
  font-size: 0.9rem; /* Adjusted size */
  display: flex;
  align-items: baseline;
  line-height: 1.4; /* Improve readability */
}

.machine-specs li span {
  font-weight: 600;
  color: var(--primary);
  margin-right: 0.5rem;
  min-width: 120px; /* Adjusted width */
  display: inline-block; /* Ensure width is respected */
  flex-shrink: 0; /* Prevent shrinking */
}

.machine-quantity {
  margin-top: auto; /* Pushes to the bottom */
  background-color: var(--light-accent);
  color: var(--primary);
  padding: 0.5rem 0.8rem; /* Adjusted padding */
  border-radius: 5px;
  font-weight: 600;
  display: inline-block; /* Fit content width */
  text-align: center;
  font-size: 0.85rem; /* Adjusted size */
  align-self: flex-start; /* Align to the start (left) */
}


/* Specs Section */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); /* Responsive */
  gap: 1.5rem;
}
.specs-card {
  background: var(--white);
  border-radius: 10px;
  padding: 2rem;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  border-top: 4px solid var(--accent);
  height: 100%; /* Equal height */
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}
.specs-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.1); /* Adjusted hover */
}
.specs-icon {
  height: 50px; /* Adjusted size */
  width: 50px;  /* Adjusted size */
  background-color: var(--light-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 1.6rem; /* Adjusted size */
  color: var(--primary);
  flex-shrink: 0;
}
.specs-card h3 {
  font-size: 1.2rem; /* Adjusted size */
  color: var(--primary);
  margin-bottom: 1.5rem;
  text-align: center;
}
.specs-list {
  list-style: none;
  flex-grow: 1; /* Take remaining space */
}
.specs-list li {
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--light-gray); /* Lighter border */
  display: flex;
  /* align-items: center; Removed baseline might be better */
  font-size: 0.9rem; /* Adjusted size */
}
.specs-list li:last-child {
  border-bottom: none;
}
.specs-list li span {
  font-weight: 600;
  color: var(--primary);
  margin-right: 0.5rem;
  min-width: 80px; /* Adjusted width */
  display: inline-block;
  flex-shrink: 0;
}

/* full-screen image modal */
.modal {
  display: none; 
  position: fixed; 
  z-index: 10000; 
  padding-top: 60px; 
  left: 0; top: 0;
  width: 100%; height: 100%;
  background-color: rgba(0,0,0,0.9);
}
.modal-content {
  margin: auto;
  display: block;
  max-width: 90%;
  max-height: 80%;
}
.modal-close {
  position: absolute;
  top: 20px; right: 35px;
  color: #fff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
}
#modal-caption {
  margin: auto;
  display: block;
  width: 80%;
  text-align: center;
  color: #ccc;
  padding: 10px 0;
}



/* Responsive Adjustments */
@media (max-width: 1200px) {

  .main-nav ul { gap: 1rem; }
  .main-nav a { font-size: 0.95rem; }
  .container { padding: 0 1rem; }
  .hero-content h1 { font-size: 2.5rem; }
  .hero-content p { font-size: 1.1rem; }
  .section-header h2 { font-size: 2rem; }
  .section-header p { font-size: 1rem; }
  /* Keep 2 columns for machines until smaller screens */
  .machine-grid { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
}

@media (max-width: 992px) {
 
  .main-nav { order: 3; width: 100%; margin-top: 0.5rem; } /* Move nav below logo/cta */
  .main-nav ul { justify-content: center; }
  .header-cta { margin-top: 0.5rem; } /* Add space if nav wraps */
  
  .hero-container { flex-direction: column; }
  .hero-content,
  .hero-image { width: 100%; }
  .hero-content { padding: 3rem 1rem; text-align: center; }
  .hero-image { height: 350px; }
  .hero-buttons { justify-content: center;}
  
  .overview-container { flex-direction: column; gap: 2rem;}
  .overview-images { grid-template-columns: repeat(2, 1fr); } /* Keep 2 columns for images */
  
  .specs-grid { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
}

@media (max-width: 768px) {


  /* Rest of original mobile styles */
  .hero-content h1 { font-size: 2.2rem; }
  .hero-content p { font-size: 1rem; }
  .section-header h2 { font-size: 1.8rem; }
  
  .capabilities-grid { grid-template-columns: 1fr; } /* Stack capabilities */
  .machine-grid { grid-template-columns: 1fr; } /* Stack machines */
  .specs-grid { grid-template-columns: 1fr; } /* Stack specs */
  
  .equipment-tabs { justify-content: flex-start; } /* Align tabs left */
  .equipment-tab { padding: 0.6rem 1rem; font-size: 0.85rem; }
  
  .machine-card { flex-direction: column; } /* Ensure column layout */
  .machine-image { height: 180px; }
  
  .overview-images { grid-template-columns: 1fr; } /* Stack overview images */
}

@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; align-items: center; }
  .btn { width: 80%; }
  .btn-secondary { margin-left: 0; margin-top: 1rem;}
  .header-cta { padding: 0.5rem 1rem; font-size: 0.9rem;}
}