.tr-aff-registration-container {
    max-width: 600px;
    margin: 40px auto;
    padding: 30px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.tr-aff-progress-bar {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    position: relative;
}

.tr-aff-progress-bar::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: #eee;
    z-index: 1;
    transform: translateY(-50%);
}

.tr-aff-progress-bar .step {
    width: 35px;
    height: 35px;
    background: #fff;
    border: 2px solid #eee;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #999;
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.tr-aff-progress-bar .step.active {
    border-color: #2563eb;
    background: #2563eb;
    color: #fff;
}

.tr-aff-progress-bar .step.completed {
    border-color: #10b981;
    background: #10b981;
    color: #fff;
}

.multi-step-form .form-step {
    display: none;
}

.multi-step-form .form-step.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="url"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 15px;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: #2563eb;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.checkbox-group input {
    margin-top: 4px;
}

.expectations-note {
    background: #f8fafc;
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid #2563eb;
    margin-bottom: 25px;
}

.expectations-note p {
    margin: 0;
    font-size: 13px;
    color: #64748b;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    margin-top: 30px;
}

.btn-next, .btn-submit {
    background: #2563eb;
    color: #fff;
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-prev {
    background: #f1f5f9;
    color: #475569;
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
}

.btn-next:hover, .btn-submit:hover {
    background: #1d4ed8;
}

#tr-aff-reg-message {
    margin-top: 20px;
    text-align: center;
    font-size: 14px;
}

.tr-aff-error { color: #dc2626; }
.tr-aff-success { color: #059669; }