:root {
    --primary-color: #4A90E2; /* A vibrant blue */
    --background-color: #121212; /* Dark background */
    --surface-color: #1E1E1E; /* Slightly lighter surface */
    --text-color: #EAEAEA;
    --text-secondary-color: #B0B0B0;
    --container-width: 1024px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    margin: 0;
    padding: 0;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background-color: var(--surface-color);
    padding: 15px 0;
    border-bottom: 1px solid #333;
    text-align: center;
}

header .logo {
    max-height: 50px;
    vertical-align: middle;
    margin-right: 15px;
}

header h1 {
    display: inline;
    vertical-align: middle;
    font-size: 2em;
}

main section {
    padding: 80px 0;
    text-align: center;
}

#hero {
    background-color: var(--background-color);
}

#hero h2 {
    font-size: 3em;
    margin-bottom: 20px;
}

#hero .subtitle {
    font-size: 1.2em;
    color: var(--text-secondary-color);
    max-width: 600px;
    margin: 0 auto 30px;
}

.cta-button {
    display: inline-block;
    padding: 15px 30px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    font-weight: bold;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: #357ABD;
}

#how-it-works {
    background-color: var(--surface-color);
}

#how-it-works .steps {
    display: flex;
    justify-content: space-around;
    gap: 40px;
    margin-top: 50px;
}

#how-it-works .step {
    flex: 1;
}

#how-it-works .step img {
    max-height: 80px;
    margin-bottom: 20px;
}

#pricing {
    background-color: var(--background-color);
}

#pricing .price-box {
    max-width: 400px;
    margin: 40px auto;
    padding: 30px;
    border: 1px solid #333;
    border-radius: 8px;
    background-color: var(--surface-color);
}

#pricing .price {
    font-size: 2.5em;
    font-weight: bold;
    margin: 10px 0;
    color: var(--primary-color);
}

#pricing .strikethrough {
    text-decoration: line-through;
    color: var(--text-secondary-color);
    font-size: 0.6em;
    margin-right: 10px;
}

#pricing ul {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

#pricing ul li {
    margin-bottom: 10px;
}

#social-proof h3 {
    margin-bottom: 30px;
}

.logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.logo-placeholder {
    border: 2px dashed #444;
    padding: 20px 40px;
    color: var(--text-secondary-color);
    font-style: normal;
}

#testimonials {
    background-color: var(--background-color);
}

.testimonial-cards {
    display: flex;
    gap: 30px;
    margin-top: 40px;
}

.testimonial-cards .card {
    background-color: var(--surface-color);
    padding: 30px;
    border-radius: 8px;
    flex: 1;
    border: 1px solid #333;
}

.testimonial-cards .card p {
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial-cards .card cite {
    font-style: normal;
    font-weight: bold;
    color: var(--primary-color);
}

#faq {
    background-color: var(--surface-color);
    text-align: left;
    max-width: 800px;
    margin: 0 auto;
}

#faq h2 {
    text-align: center;
    margin-bottom: 40px;
}

.faq-item {
    border-bottom: 1px solid #444;
    padding: 20px 0;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item h4 {
    margin: 0 0 10px 0;
    font-size: 1.2em;
}

.faq-item p {
    margin: 0;
    color: var(--text-secondary-color);
}

#signup {
    background-color: var(--background-color);
}

#beta-form {
    max-width: 500px;
    margin: 40px auto 0;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

#beta-form input,
#beta-form textarea {
    padding: 15px;
    font-size: 1em;
    border: 1px solid #444;
    border-radius: 5px;
    background-color: #2a2a2a;
    color: var(--text-color);
}

#beta-form button {
    padding: 15px;
    font-size: 1.1em;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

#beta-form button:hover {
    background-color: #357ABD;
}

#form-message {
    margin-top: 10px;
    font-weight: bold;
}

footer {
    text-align: center;
    padding: 20px 0;
    background-color: #1E1E1E;
    border-top: 1px solid #333;
    font-size: 0.9em;
    color: var(--text-secondary-color);
}

@media (max-width: 768px) {
    #hero h2 {
        font-size: 2em;
    }
    #how-it-works .steps {
        flex-direction: column;
    }
}