:root{--primary-color:#3498db;--secondary-color:#2ecc71;--background-color:#ecf0f1;--text-color:#34495e}body{background-color:var(--background-color);color:var(--text-color);font-family:Arial,sans-serif;margin:0;padding:0}.container{max-width:1200px;margin:0 auto;padding:0 15px}.btn{padding:8px 16px;border-radius:4px;font-weight:700;transition:background-color .3s ease;cursor:pointer;border:none;font-size:14px}.btn-primary{background-color:#6c757d;color:#fff}.btn-primary:hover{background-color:#5a6268}.btn-secondary{background-color:var(--secondary-color);color:#fff}.btn-secondary:hover{background-color:#27ae60}.btn-danger{background-color:#e74c3c;color:#fff}.btn-danger:hover{background-color:#c0392b}.card{background-color:#fff;box-shadow:0 2px 4px rgba(0,0,0,.1);border-radius:8px;padding:20px;width:100%;max-width:325px;margin:0 auto}.event-participants{display:flex;flex-wrap:wrap;gap:10px;margin-top:15px;margin-bottom:15px}.participant{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:14px}.events-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));grid-gap:30px;gap:30px;margin-bottom:30px;padding:0 15px}.add-event-btn{background-color:var(--secondary-color);color:#fff;margin-top:20px}.add-event-btn:hover{background-color:#27ae60}.header{background-color:var(--primary-color);color:#fff;padding:15px 0}.site-title{font-size:24px;margin:0}.main-nav{margin-top:10px}.nav-link{color:#fff;text-decoration:none;margin-right:15px}.nav-link:hover{text-decoration:underline}.footer{background-color:var(--primary-color);color:#fff;padding:15px 0;text-align:center;margin-top:40px}.participation-buttons{display:flex;gap:10px;margin-top:15px}.form-container{max-width:600px;margin:0 auto;padding:20px;background-color:#fff;border-radius:8px;box-shadow:0 2px 4px rgba(0,0,0,.1)}.form-title{font-size:24px;color:var(--primary-color)}.form-group,.form-title{margin-bottom:20px}.form-label{display:block;margin-bottom:5px;font-weight:700}.form-input,.form-textarea{width:100%;padding:8px;border:1px solid #ddd;border-radius:4px;font-size:16px}.form-textarea{height:100px;resize:vertical}.form-submit{background-color:var(--secondary-color);color:#fff;padding:8px 16px;border:none;border-radius:4px;font-size:14px;font-weight:700;cursor:pointer;transition:background-color .3s ease}.form-submit:hover{background-color:#27ae60}.event-episodes{margin-bottom:15px}.event-episodes p{margin:5px 0;font-size:14px}.event-date{font-size:1.5rem;margin-bottom:15px;margin-top:0;color:var(--primary-color)}.section-description{font-size:1rem;color:var(--text-color);margin-bottom:20px}