body {
  font-family: 'Poppins', sans-serif;
  scroll-behavior: smooth;
  transition: background 0.3s, color 0.3s;
}

header {
  background: #0d6efd;
  color: white;
  padding: 1rem 0;
}

.navbar-brand {
  font-weight: bold;
  font-size: 1.5rem;
}

#hero {
  background: linear-gradient(to right, #0d6efd, #0dcaf0);
  color: white;
  text-align: center;
  padding: 100px 20px;
}

section.section {
  padding: 60px 0;
}

h3 {
  border-left: 4px solid #0d6efd;
  padding-left: 10px;
  margin-bottom: 30px;
}

footer {
  background: #f8f9fa;
  text-align: center;
  padding: 20px;
  font-size: 0.9rem;
  color: #555;
}

/* Project Cards */
.project-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: none;
  overflow: hidden;
}
.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.project-img {
  object-fit: cover;
  width: 100%;
  height: 100%;
  border-bottom: 2px solid #0d6efd;
}

.thumb {
  width: 50px;
  height: 50px;
  object-fit: cover;
  border-radius: 6px;
  margin-right: 4px;
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 0.2s;
}
.thumb:hover {
  opacity: 1;
}

/* Dark Mode */
.dark-mode {
  background: #121212;
  color: #f1f1f1;
}
.dark-mode header {
  background: #212529;
}
.dark-mode .card {
  background: #1e1e1e;
  color: #ddd;
}
.dark-mode footer {
  background: #1e1e1e;
}


/* --- Fix light sections in Dark Mode --- */
/* --- Dark Mode Fixes for Light Sections --- */
.dark-mode .bg-light {
  background-color: #1e1e1e !important; /* darken light sections */
  color: #f1f1f1 !important;            /* ensure readable text */
}

/* Ensure all text in dark mode remains visible */
.dark-mode h1,
.dark-mode h2,
.dark-mode h3,
.dark-mode h4,
.dark-mode h5,
.dark-mode h6,
.dark-mode p,
.dark-mode li,
.dark-mode span {
  color: #f1f1f1 !important;
}

/* Links in dark mode */
.dark-mode a {
  color: #0dcaf0;
}
.dark-mode a:hover {
  color: #66e3ff;
}

/* Cards inside dark sections */
.dark-mode .card {
  background-color: #242424 !important;
  color: #ddd !important;
  border: 1px solid #333;
}

/* Footer and navbar harmony */
.dark-mode footer {
  background-color: #1e1e1e !important;
  color: #ccc !important;
}
.dark-mode header {
  background-color: #212529 !important;
}