/* FORCE DARK THEME */
html, body, body * {
  background-color: #001f3f !important;
  color: #ffffff !important;
  font-family: 'Source Sans Pro', sans-serif;
}

/* HEADER */
header {
  text-align: center;
  padding: 2rem;
}
header h1 {
  font-size: 2.5rem;
}
header p {
  color: #c0c0c0;
  font-style: italic;
}

/* FILTER BUTTONS */
.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin: 2rem 0;
}
.filter-btn {
  background-color: #022851;
  color: #ffffff;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 20px;
  cursor: pointer;
  transition: 0.3s;
}
.filter-btn.active {
  background: linear-gradient(45deg, #18bfef, #00c9ff);
  color: #ffffff;
}

/* PROJECTS GRID */
.projects-grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}
.projects-grid.featured {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}
.projects-grid.other {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* PROJECT CARD */
.project-card {
  background-color: #022851;
  padding: 1.5rem;
  border-radius: 8px;
  transition: transform 0.3s ease;
  max-width: 350px;
  margin: 0 auto;
}
.project-card img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  margin-bottom: 1rem;
}

/* HIGHLIGHTED PROJECTS */
.projects-grid.featured .project-card {
  max-width: 400px;
  box-shadow: 0 0 25px rgba(0, 255, 255, 0.5);
}

/* FOUNDATIONAL PROJECTS */
#foundation {
  display: block;
}
#foundation .foundation-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 2rem;
}
#foundation .foundation-row article {
  flex: 1 1 calc(50% - 1rem);
}
#foundation .project-card {
  opacity: 0.7;
  filter: grayscale(20%);
  transition: all 0.3s ease;
}
#foundation .project-card:hover {
  opacity: 1;
  filter: grayscale(0%);
}
#foundation .project-card img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
}

/* SKILLS & FOOTER */
#skills, footer {
  background-color: #001f3f !important;
  color: #ffffff !important;
  padding: 3rem 2rem;
}
#skills ul, footer ul {
  list-style: disc inside;
  padding-left: 1rem;
}

/* TEXT STYLING */
.project-link {
  text-decoration: none !important;
}
.project-card h4,
.project-card p {
  text-decoration: none !important;
}
.project-card h4 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}
.project-btn {
  text-decoration: underline !important;
}

/* RESPONSIVE FIXES */
@media screen and (max-width: 768px) {
  .project-card,
  .project-card.foundation {
    width: 100%;
    max-width: 100%;
  }
  .foundation-row {
    flex-direction: column;
  }
  .foundation-row article {
    flex: 1 1 100%;
  }
}
/* Force 2 rows × 3 columns */
.two-layer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* 3 columns */
  gap: 2rem;
}

/* Remove max-width from project cards */
.project-card.core {
  max-width: 100%; /* Let grid handle sizing */
  padding: 1.5rem;
}

/* Standardize image sizing */
.project-card img {
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
/* Ensure projects are hidden by default when filtered */
.hidden {
  display: none !important;
}

/* Reset display for unfiltered projects */
.project-card:not(.hidden) {
  display: block !important;
}
/* Social Icons */
/* Social Icons */
.social-icons {
  list-style: none;
  padding: 0;
  margin: 0;
}

.social-icons li {
  display: inline-block;
  margin-right: 1rem;
}

.social-icons li:last-child {
  margin-right: 0;
}

.social-icons a.icon {
  font-size: 1.5rem;
  color: #ffffff; /* Matches your dark theme */
  transition: color 0.3s ease;
}

.social-icons a.icon:hover {
  color: #18bfef; /* Accent color from your theme */
}
/* For dark themes */
body.dark-theme .social-icons a.icon {
  color: #ffffff;
}

body.dark-theme .social-icons a.icon:hover {
  color: #18bfef;
}
/* Mobile Grid Fix */
@media screen and (max-width: 768px) {
  .two-layer-grid {
    grid-template-columns: 1fr;
  }
  header h1 {
    font-size: 2rem;
  }
}

/* Enhanced Touch Targets */
.filter-btn {
  padding: 1rem 1.5rem;
  min-height: 48px;
}

/* Image Fixes */
#foundation .project-card img {
  object-fit: contain;
}

/* Accessibility */
.filter-btn:focus,
.project-link:focus {
  outline: 2px dashed #18bfef;
  outline-offset: 2px;
}