* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', sans-serif;
}

body {
  background: #0d0f10;
  color: #f0f0f0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Navbar */
.navbar {
  display: flex;
  align-items: center;
  padding: 1rem 2rem;
  background: #121417;
  border-bottom: 1px solid #1e1e1e;
}

.logo {
  height: 60px;
  width: auto;
}

/* Hero Section */
.hero {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(to bottom right, #0f1112, #111315);
  padding: 5rem 2rem;
  text-align: center;
}

.hero-content h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: #e6fdfc;
}

.tagline {
  font-size: 1.2rem;
  color: #a7b2b8;
  margin-bottom: 2rem;
}

.cta-button {
  padding: 0.9rem 2.2rem;
  background-color: #00ffb7;
  color: #0f0f0f;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.3s ease;
}

.cta-button:hover {
  background-color: #00e6a5;
}

/* Features Section */
.features {
  background: #141618;
  padding: 4rem 2rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

.feature-card {
  background: #1c1e21;
  padding: 2rem;
  border-radius: 10px;
  flex: 1 1 280px;
  max-width: 300px;
  transition: transform 0.3s ease;
  border: 1px solid #2a2d2f;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: #00ffb7;
}

.feature-card h3 {
  color: #00ffb7;
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
}

.feature-card p {
  color: #d0d0d0;
  font-size: 1rem;
  line-height: 1.5;
}

/* Footer */
footer {
  text-align: center;
  padding: 1.5rem;
  background: #101214;
  color: #888;
  font-size: 0.9rem;
  border-top: 1px solid #1e1e1e;
}

.nav-link {
  margin-left: auto;
  color: #a7b2b8;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: #00ffb7;
}

.about-main {
  padding: 4rem 2rem;
  background: #121212;
  color: #f1f1f1;
  max-width: 800px;
  margin: auto;
}

.section-block {
  margin-bottom: 3rem;
}

.section-block h1 {
  color: #00ffb7;
  font-size: 2rem;
  margin-bottom: 1rem;
}

.section-block p {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #ccc;
}

.courses-main {
  padding: 4rem 2rem;
  background: #121212;
  color: #f1f1f1;
  max-width: 1200px;
  margin: auto;
}

.course-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2rem;
}

.course-card {
  flex: 1 1 280px;
  background: #1c1e21;
  padding: 2rem;
  border-radius: 10px;
  border: 1px solid #2a2d2f;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.course-card:hover {
  transform: translateY(-6px);
  border-color: #00ffb7;
}

.course-card h2 {
  color: #00ffb7;
  font-size: 1.4rem;
  margin-bottom: 0.6rem;
}

.course-card p {
  font-size: 1rem;
  color: #ccc;
  line-height: 1.5;
}

.carousel {
  display: flex;
  overflow-x: auto;
  gap: 1.5rem;
  padding: 1rem 0;
  scroll-snap-type: x mandatory;
}

.carousel::-webkit-scrollbar {
  height: 8px;
}

.carousel::-webkit-scrollbar-thumb {
  background: #00ffb7;
  border-radius: 20px;
}

.course-card {
  flex: 0 0 300px;
  background: #1c1e21;
  border-radius: 12px;
  border: 1px solid #2a2d2f;
  overflow: hidden;
  scroll-snap-align: start;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.course-card:hover {
  transform: translateY(-5px);
  border-color: #00ffb7;
}

.course-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.course-card-content {
  padding: 1rem;
}

.course-card-content h2 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: #00ffb7;
}

.course-card-content p {
  font-size: 0.95rem;
  color: #ccc;
  line-height: 1.4;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background-color: #111;
}

.logo-container {
  display: flex;
  align-items: center;
}

.logo {
  width: 160px;
  height: auto;
}

.nav-links {
  display: flex;
  gap: 2rem; /* Nice even spacing between links */
}

.nav-link {
  color: #ccc;
  text-decoration: none;
  font-size: 1.1rem;
  transition: color 0.3s;
}

.nav-link:hover {
  color: #fff;
}