* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; background: #fefefe; }
nav { background: #2c3e50; padding: 15px; text-align: center; }
nav a { color: white; text-decoration: none; margin: 0 15px; font-weight: bold; }
nav a:hover { text-decoration: underline; }
header { text-align: center; padding: 30px 20px; background: #e8f4f8; }
.hero-img { max-width: 300px; width: 80%; border-radius: 50%; border: 5px solid #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.2); margin-bottom: 20px; }
h1 { font-size: 2.2em; margin-bottom: 5px; }
.subtitle { color: #555; font-size: 1.1em; }
main { max-width: 800px; margin: 30px auto; padding: 0 20px; }
section { margin-bottom: 40px; }
h2 { color: #2c3e50; margin-bottom: 10px; border-bottom: 2px solid #3498db; padding-bottom: 5px; }
ul { list-style: none; padding-left: 20px; }
li { margin-bottom: 8px; }
footer { text-align: center; padding: 20px; background: #ecf0f1; font-size: 0.9em; color: #666; }