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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--gray-50);
  overflow-x: hidden;
}

/* Hero Section */
.fullscreen-hero {
  height: 95vh;
  min-height: 600px;
  background: linear-gradient(135deg, var(--green-500), var(--green-800));
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
}

.hero-content {
  max-width: 900px;
  padding: 0 60px;
  width: 100%;
  margin-bottom: 80px;
  position: relative; /* Ensure this is present */
}

.fullscreen-hero h1 {
  font-size: 5rem;
  margin-bottom: 2rem;
  text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.filter-buttons {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 1.5rem 0;
}

.filter-btn {
  padding: 12px 24px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 25px;
  background-color: transparent;
  color: var(--white);
  cursor: pointer;
  transition: var(--transition);
  font-weight: 600;
  font-size: 1.1rem;
  min-width: 100px;
}

.filter-btn.active {
  background-color: var(--white);
  color: var(--green-700);
  border-color: var(--white);
}

.filter-btn:hover:not(.active) {
  background-color: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.5);
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

/* Project Cards */
.project-card {
  background-color: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid var(--gray-100);
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--mint-100);
}

.card-header {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--green-600), var(--green-700));
  width: 100%;
  padding-top: 100%; /* Creates square aspect ratio */
  height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-header i {
    font-size: 8rem;
    color: white;              /* Ensures icon takes full width */
    text-align: center;          /* Centers horizontally */
    position: relative;          /* Needed for vertical centering */
    top: 50%;                    /* Moves down 50% of parent height */
    transform: translateY(-50%); /* Pulls back up by half its height */
    margin: 0 auto;              /* Auto margins for extra safety */
}


.card-header img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.card-content {
  padding: 20px;
}

.card-content h3 {
  margin-bottom: 10px;
  color: var(--gray-800);
}

.card-content p {
  margin-bottom: 15px;
  color: var(--gray-600);
  font-size: 0.95rem;
}

.card-footer {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag {
  background-color: var(--mint-100);
  color: var(--green-700);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* Modal Styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(10px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background-color: var(--white);
  border-radius: 10px;
  width: 90%;
  max-width: 800px;
  max-height: 90vh;
  overflow: hidden;
  position: relative;
  padding: 30px;
  gap: 15px;
}

.close-modal {
  position: absolute;
  top: 15px;
  right: 15px;
  font-size: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--gray-600);
  transition: var(--transition);
  z-index: 2;
}

.close-modal:hover {
  color: var(--primary-color);
  transform: scale(1.1);
}

.modal-title {
  margin-bottom: 20px;
  color: var(--primary-color);
  text-align: center;
}

/* Carousel Container */
.carousel-container {
  position: relative;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

/* Media Content Styling */
.carousel {
  flex-grow: 1;
  overflow: auto;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
  z-index: 1;
  padding: 0 10px;
}

.carousel-btn {
  pointer-events: auto;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.8);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  transition: var(--transition);
}

.carousel-btn:hover {
  background-color: var(--white);
  transform: scale(1.1);
}

.media-content {
  width: 100%;
  max-height: 65vh;
  object-fit: contain;
  display: block;
  margin: 0 auto;
  border-radius: 15px;
}

video.media-content {
  background: #000;
}

.image-counter {
  font-weight: 500;
  color: var(--gray-600);
  text-align: center;
}

/* Animation */
.fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Rest of your CSS remains the same */
/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  left: 50%;
  bottom: -7rem; /* Changed from -4rem to -7rem to move it down by 3rem */
  transform: translateX(-50%);
  animation: bounce 2s infinite;
  color: var(--white);
  font-size: 2rem;
  cursor: pointer;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
  40% { transform: translateY(-20px) translateX(-50%); }
  60% { transform: translateY(-10px) translateX(-50%); }
}
/* CAD Library Section */
.cad-library {
  text-align: center;
  margin: 0 auto;
  padding: 0.8rem;
  background: linear-gradient(135deg, var(--green-600), var(--green-700));
  border-radius: 0;
  max-width: 100%;
}

.cad-library p {
  color: var(--mint-100);
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
}

.grabcad-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 0.25rem;
  padding: 0.6rem 0.8rem;
  background: linear-gradient(180deg, var(--green-500), var(--green-800));
  color: var(--white);
  border-radius: 30px;
  text-decoration: none;
  font-weight: 500; 
  transition: all 0.2s; 
}

.grabcad-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
  background: var(--green-600);
}

.fab.fa-grabcad {
  font-size: 1.4rem;
}

/* Responsive Adjustments */
@media (min-width: 768px) {
  .projects-grid { 
    grid-template-columns: repeat(2, 1fr); 
  }
}

@media (min-width: 1024px) {
  .projects-grid { 
    grid-template-columns: repeat(3, 1fr); 
  }
  
  .fullscreen-hero h1 {
    font-size: 4rem;
  }
  
  .hero-content {
    padding: 0 40px;
  }
}

@media (max-width: 768px) {
  .fullscreen-hero {
    min-height: 500px;
  }
  
  .fullscreen-hero h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
  }
  
  .filter-btn {
    padding: 10px 20px;
    font-size: 1rem;
  }
  
  .hero-content {
    padding: 0 30px;
  }
  
  .scroll-indicator {
    font-size: 1.5rem;
    bottom: -3rem;
  }
  
  @keyframes bounce {
    40% { transform: translateY(-15px) translateX(-50%); }
  }
}

@media (max-width: 480px) {
  .fullscreen-hero {
    height: 40vh;
    min-height: 400px;
    padding: 20px 15px;
  }
  
  .fullscreen-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
  }
  
  .filter-buttons {
    gap: 8px;
    margin: 1rem 0;
  }
  
  .filter-btn {
    padding: 8px 16px;
    min-width: 80px;
  }
  
  .hero-content {
    padding: 0 20px;
  }
  
  .scroll-indicator {
    font-size: 1.2rem;
    bottom: -4rem; /* Keep this consistent with the approach */
    position: absolute; /* Ensure this is set */
  }
  
  @keyframes bounce {
    40% { transform: translateY(-10px) translateX(-50%); }
  }
}

/* Landscape orientation for mobile */
@media (max-height: 500px) and (orientation: landscape) {
  .fullscreen-hero {
    min-height: 400px;
  }
  
  .fullscreen-hero h1 {
    font-size: 2rem;
  }
  
  .filter-buttons {
    margin: 0.8rem 0;
  }
}