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

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

a {
  text-decoration: none;
  color: #333;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

/* Header styles */
header {
  background-color: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo img {
  width: 50px;
  height: 50px;
}

.logo span {
  font-size: 1.5rem;
  font-weight: bold;
}

nav ul {
  display: flex;
  gap: 20px;
}

nav a {
  padding: 5px 10px;
  font-weight: 500;
  transition: color 0.3s;
}

nav a:hover,
nav a.active {
  color: #1a56db;
}

.language-switcher {
  display: flex;
  align-items: center;
  gap: 10px;
}

.language-switcher select {
  padding: 5px 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  background-color: #fff;
}

/* Hero section */
.hero {
  background: linear-gradient(135deg, #e6f0ff 0%, #d4e4ff 100%);
  padding: 80px 0;
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 20px;
  color: #1a56db;
}

.hero p {
  font-size: 1.5rem;
  margin-bottom: 30px;
  color: #4b5563;
}

.cta-button {
  background-color: #1a56db;
  color: white;
  border: none;
  padding: 12px 30px;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.cta-button:hover {
  background-color: #1e429f;
}

/* Stats section */
.stats {
  background-color: #1a56db;
  color: white;
  padding: 50px 0;
}

.stats .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  text-align: center;
}

.stat-item h2 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

/* About section */
.about {
  padding: 80px 0;
}

.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  color: #1a56db;
}

.about p {
  margin-bottom: 20px;
}

.about h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  margin-top: 30px;
}

.about ul {
  padding-left: 20px;
}

.about li {
  margin-bottom: 10px;
  position: relative;
  padding-left: 25px;
}

.about li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #1a56db;
}

.about-image img {
  border-radius: 8px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* Programs section */
.programs {
  padding: 80px 0;
  background-color: #f9fafb;
}

.programs h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  text-align: center;
  color: #1a56db;
}

.programs > p {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
}

.program-filters {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-bottom: 40px;
}

.filter-button {
  background-color: transparent;
  border: 1px solid #ddd;
  padding: 8px 20px;
  border-radius: 30px;
  cursor: pointer;
  transition: all 0.3s;
}

.filter-button.active,
.filter-button:hover {
  background-color: #1a56db;
  color: white;
  border-color: #1a56db;
}

.program-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
}

.program-card {
  background-color: white;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  padding: 25px;
  transition: transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}

.program-card:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background-color: #1a56db;
}

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

.program-card h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
}

.program-level {
  display: inline-block;
  background-color: #e6f0ff;
  color: #1a56db;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.8rem;
  margin-bottom: 15px;
}

/* Faculty section */
.faculty {
  padding: 80px 0;
}

.faculty h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  text-align: center;
  color: #1a56db;
}

.faculty > p {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
}

.faculty-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 30px;
}

.faculty-card {
  text-align: center;
  padding: 20px;
  border-radius: 8px;
  transition: transform 0.3s;
}

.faculty-card:hover {
  transform: translateY(-5px);
}

.faculty-card img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  margin-bottom: 15px;
  object-fit: cover;
}

.faculty-card h3 {
  font-size: 1.2rem;
  margin-bottom: 5px;
}

.faculty-title {
  color: #1a56db;
  margin-bottom: 10px;
  font-weight: 500;
}

/* Footer */
footer {
  background-color: #1f2937;
  color: #f9fafb;
  padding: 60px 0 20px;
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.footer-logo img {
  width: 40px;
  height: 40px;
}

.footer-logo span {
  font-size: 1.3rem;
  font-weight: bold;
}

.footer-column h3 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-column h3:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: #3b82f6;
}

.footer-column ul {
  margin-top: 15px;
}

.footer-column li {
  margin-bottom: 10px;
}

.footer-column a {
  color: #d1d5db;
  transition: color 0.3s;
}

.footer-column a:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive styles */
@media (max-width: 768px) {
  nav {
    display: none;
  }

  .about .container {
    grid-template-columns: 1fr;
  }

  .about-image {
    order: -1;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

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

@media (max-width: 480px) {
  .stats .container {
    grid-template-columns: 1fr 1fr;
  }

  .program-filters {
    flex-direction: column;
    align-items: center;
  }

  .filter-button {
    width: 100%;
    max-width: 200px;
  }
}