* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Poppins', sans-serif; }
body { background: #f8f9fc; color: #222; }
header { background: #005bbb; color: white; padding: 20px 0; text-align: center; }
header h1 span { color: #ffb400; }
nav { background: white; display: flex; justify-content: center; gap: 20px; padding: 15px; box-shadow: 0 2px 5px rgba(0,0,0,0.1); position: sticky; top: 0; z-index: 10; }
nav a { text-decoration: none; color: #005bbb; font-weight: bold; transition: 0.3s; }
nav a:hover { color: #ffb400; }
section { padding: 60px 20px; max-width: 1000px; margin: auto; text-align: center; }
.hero { background: linear-gradient(to right, #005bbb, #0099cc); color: white; padding: 100px 20px; }
.hero h2 { font-size: 2.2em; margin-bottom: 10px; }
.hero p { font-size: 1.1em; margin-bottom: 20px; }
.btn { background: #ffb400; color: white; border: none; padding: 12px 25px; border-radius: 30px; font-weight: bold; cursor: pointer; transition: 0.3s; }
.btn:hover { background: #ffa000; }
h2 { color: #005bbb; margin-bottom: 15px; }
.courses { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin-top: 30px; }
.course { background: white; border-radius: 10px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); padding: 25px; width: 280px; }
footer { background: #005bbb; color: white; text-align: center; padding: 20px; margin-top: 50px; }
.contact form { display: flex; flex-direction: column; gap: 10px; max-width: 400px; margin: 20px auto; }
input, textarea { padding: 10px; border-radius: 5px; border: 1px solid #ccc; }
textarea { resize: none; }
@media (max-width: 700px) { .courses { flex-direction: column; align-items: center; } }