.join-page{background:#f8f9fa;min-height:100vh;padding-bottom:48px}.join-header{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);margin-bottom:32px;padding:40px 20px}.join-header h1{margin:0 0 8px;font-size:32px;font-weight:700}.join-header p{opacity:.9;margin:0;font-size:16px}.join-container{max-width:800px;margin:0 auto;padding:0 20px}.form-section{background:#fff;border:1px solid #e0e0e0;border-radius:8px;margin-bottom:24px;padding:24px;box-shadow:0 2px 4px #0000000d}.form-section h2{color:#1a1a1a;border-bottom:2px solid #e0e0e0;margin:0 0 16px;padding-bottom:12px;font-size:20px;font-weight:600}.section-hint{color:#666;margin:-8px 0 16px;font-size:14px}.optional{color:#999;font-size:14px;font-weight:400}.form-grid-2{grid-template-columns:1fr 1fr;gap:16px;display:grid}.form-group{flex-direction:column;gap:6px;display:flex}.form-group-full{grid-column:1/-1}.form-group label:not(.checkbox-label):not(.radio-label){color:#333;font-size:14px;font-weight:500}.form-group input[type=text],.form-group input[type=email],.form-group input[type=tel],.form-group textarea{color:#1a1a1a;box-sizing:border-box;background:#fff;border:1px solid #ccc;border-radius:4px;width:100%;padding:10px 12px;font-family:inherit;font-size:14px;transition:border-color .15s,box-shadow .15s}.form-group input:focus,.form-group textarea:focus{border-color:#0070f3;outline:none;box-shadow:0 0 0 3px #0070f31a}.input-short{max-width:140px!important}textarea{resize:vertical}.checkbox-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;display:grid}.checkbox-list{flex-direction:column;gap:10px;display:flex}.checkbox-label{color:#333;cursor:pointer;align-items:flex-start;gap:8px;font-size:14px;line-height:1.4;display:flex}.checkbox-label input[type=checkbox]{cursor:pointer;accent-color:#0070f3;flex-shrink:0;width:16px;height:16px;margin-top:2px}.checkbox-label.agreement{background:#f5f5f5;border:1px solid #e0e0e0;border-radius:4px;padding:12px}.radio-group{gap:24px;margin-top:4px;display:flex}.radio-label{color:#333;cursor:pointer;align-items:center;gap:6px;font-size:14px;display:flex}.radio-label input[type=radio]{cursor:pointer;accent-color:#0070f3;width:16px;height:16px}.message{border:1px solid;border-radius:4px;margin-bottom:20px;padding:12px 16px;font-size:14px}.message-error{color:#c62828;background:#ffebee;border-color:#ffcdd2}.submit-btn{color:#fff;cursor:pointer;background:#0070f3;border:none;border-radius:4px;width:100%;padding:14px 16px;font-size:16px;font-weight:600;transition:background .2s}.submit-btn:hover:not(:disabled){background:#0051cc}.submit-btn:disabled{opacity:.6;cursor:not-allowed}.thank-you{text-align:center;background:#fff;border:1px solid #e0e0e0;border-radius:8px;margin:40px 0;padding:48px 24px;box-shadow:0 2px 4px #0000000d}.thank-you-icon{margin-bottom:16px;font-size:64px}.thank-you h1{color:#1a1a1a;margin:0 0 12px;font-size:28px;font-weight:700}.thank-you p{color:#666;max-width:500px;margin:0 auto;font-size:16px;line-height:1.6}@media (max-width:640px){.join-header{padding:28px 20px}.join-header h1{font-size:24px}.form-section{padding:16px}.form-grid-2{grid-template-columns:1fr}.radio-group{flex-direction:column;gap:12px}.checkbox-grid{grid-template-columns:1fr 1fr}}