/* Reset and base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  background-color: #f9fafb;
  color: #333;
}

.container {
  width: 2000px;
  max-width: 1500px;
  margin: auto;
}

/* Header */
.hero {
  background: linear-gradient(135deg, #007acc, #004080);
  color: white;
  padding: 2px 0;
  text-align: center;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1px;
}

.hero p {
  font-size: 1.2rem;
}

/* Section styling */
.section {
  padding: 50px 0;
}

.section h2 {
  font-size: 2rem;
  margin-bottom: 10px;
  text-align: center;
  color: #004080;
}

.description p {
  max-width: 1300px;
  margin: 0 auto 20px;
  font-size: 1.4rem;
  text-align:justify;
}

.features ul {
  list-style: disc;
  margin-top: 10px;
  padding-left: 150px;
  font-size: 1.4rem;
}

/* Poster image */
.poster img.responsive-img {
  width: 100%;
  max-width: 700px;
  display: block;
  margin: 20px auto;
  border-radius: 8px;
  
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.poster-1 img.responsive-img {
  width: 100%;
  max-width: 600px;
  display: block;
  margin: 20px auto;
  border-radius: 8px;
  
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

/* Gallery */
.image-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}
.image-grid img {
  width: 100%;
  max-width: 350px;
  height: 350px;
  border-radius: 10px;
  border: 2px solid #ccc; /* <-- This adds a border */
  padding: 4px;            /* Optional: adds space between image and border */
  background-color: #fff;  /* Optional: background inside border */
  transition: transform 0.3s, border-color 0.3s;
}

.image-grid img:hover {
  transform: scale(1.05);
  border-color: #007acc; 
}

/* GitHub Button */
.github p {
  text-align: center;
  margin-bottom: 15px;
}
.github {
  text-align: center; /* Center-aligns the button inside this section */
}

.btn {
  display: inline-block;
  background-color: #004080;
  color: #fff;
  padding: 12px 24px;
  text-decoration: none;
  border-radius: 6px;
  font-weight: bold;
  transition: background-color 0.3s ease;
}


.btn:hover {
  background-color: #0059b3;
}
.pdf-viewer iframe {
  display: block;
  margin: 0 auto;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  border: 1px solid #ccc;
  border-radius: 8px;
}

/* Footer */
.footer {
  background-color: #0059b3;
  padding: 20px 0;
  text-align: center;
  font-size: 0.9rem;
  color: #fcfcfd;
}