:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --background-color: #f4f7f9;
    --text-color: #333;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background-color: var(--primary-color);
    color: white;
    text-align: center;
    padding: 40px 0;
}

h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.2em;
    opacity: 0.8;
}

main {
    padding: 40px 0;
}

h2 {
    color: var(--secondary-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 10px;
    margin-top: 40px;
}

.generator {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 30px;
    margin: 40px 0;
}

textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #2980b9;
}

.features {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 40px;
}

.feature {
    flex-basis: calc(33.333% - 20px);
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.feature h3 {
    color: var(--primary-color);
}

.testimonials {
    background-color: var(--secondary-color);
    color: white;
    padding: 60px 0;
    margin-top: 60px;
}

.testimonial {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.faq {
    margin-top: 60px;
}

details {
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

summary {
    font-weight: bold;
    cursor: pointer;
}

.cta-button {
    display: block;
    width: 200px;
    margin: 40px auto;
    text-align: center;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: bold;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

footer {
    background-color: var(--secondary-color);
    color: white;
    text-align: center;
    padding: 20px 0;
    margin-top: 60px;
}

@media (max-width: 768px) {
    .feature {
        flex-basis: 100%;
    }
}