.cf-form-container {
    font-family: 'Arial', sans-serif;
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
}

.cf-form-wrapper {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 25px 45px rgba(0, 0, 0, 0.1);
    min-height: 500px;
    position: relative;
    overflow: hidden;
}

.cf-progress-bar {
    height: 4px;
    background: #e0e0e0;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

.cf-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    width: 0%;
    transition: width 0.5s ease;
}

.cf-question-container {
    padding: 60px 40px;
    display: none;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.cf-question-container.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.cf-question-title {
    font-size: 2.2em;
    color: #333;
    margin-bottom: 30px;
    line-height: 1.2;
    font-weight: 300;
}

.cf-text-input {
    width: 100%;
    border: none;
    border-bottom: 3px solid #e0e0e0;
    padding: 15px 0;
    font-size: 1.2em;
    background: transparent;
    transition: border-color 0.3s ease;
    outline: none;
}

.cf-text-input:focus {
    border-bottom-color: #667eea;
}

.cf-btn {
    padding: 15px 30px;
    border: none;
    border-radius: 25px;
    font-size: 1em;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cf-btn-primary {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.cf-btn-secondary {
    background: transparent;
    color: #667eea;
    border: 2px solid #667eea;
}