:root {
    --primary-color: #0086d4;
    --primary-color-dark: #6bc136;
    --secondary-color: #34d399; /* A nice accent color for "featured" */
    --background-color: #f7f9fc;
    --text-color: #333;
    --text-color-light: #667;
    --card-background: #ffffff;
    --card-shadow: 0 4px 15px rgba(0, 0, 0, 0.07);
    --border-color: #e5e7eb;
}

/* Basic Reset & Font */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.7;
}

/* Container */
.container {
    max-width: 850px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Hero Header */
.hero {
    background: linear-gradient(45deg, var(--primary-color), var(--primary-color-dark));
    color: white;
    text-align: center;
    padding: 6rem 1rem 5rem;
}
.hero .logo {
    width: 100px;
    height: 100px;
    margin-bottom: 1rem;
    border-radius: 16px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
	padding: 6px;
	background-color: #000000a3;
}
.hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin: 0.5rem 0;
    font-weight: 700;
}
.hero .subtitle {
    font-size: clamp(1.1rem, 3vw, 1.3rem);
    margin: 0;
    opacity: 0.9;
}
.hero .description {
    max-width: 600px;
    margin: 1.5rem auto 2.5rem;
}

/* Call-to-Action Button */
.cta-button {
    background-color: #fff;
    color: var(--primary-color);
    padding: 1rem 2.5rem;
    text-decoration: none;
    font-weight: bold;
    border-radius: 8px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: inline-block;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

/* Sections */
main.container {
    padding-top: 3rem;
    padding-bottom: 3rem;
}
.section {
    background-color: var(--card-background);
    padding: 2.5rem;
    margin-bottom: 2rem;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
}
h2 {
    font-size: 2rem;
    margin-top: 0;
    margin-bottom: 1.5rem;
    text-align: center;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.75rem;
}
h3 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-top: 0;
}
ol, ul {
    padding-left: 20px;
}
li {
    margin-bottom: 0.75rem;
}
kbd {
    background-color: #eee;
    border-radius: 3px;
    border: 1px solid #b4b4b4;
    box-shadow: 0 1px 1px rgba(0, 0, 0, .2), 0 2px 0 0 rgba(255, 255, 255, .7) inset;
    color: #333;
    display: inline-block;
    font-family: monospace;
    font-size: .85em;
    font-weight: 700;
    line-height: 1;
    padding: 2px 4px;
    white-space: nowrap;
}

/* Specific Sections Styling */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    text-align: center;
}
.feature-item h3 {
    margin-bottom: 0.5rem;
}
.feature-item p {
    color: var(--text-color-light);
    font-size: 0.95rem;
}
.language-list {
    column-count: 3;
    font-size: 0.9rem;
    color: var(--text-color-light);
}

/* Pricing Grid */
.pricing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}
.pricing-card {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-shadow);
}
.pricing-card.featured {
    border-color: var(--primary-color);
    border-width: 2px;
}
.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}
.pricing-card .price {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}
.pricing-card .price span {
    font-size: 1rem;
    font-weight: normal;
    color: var(--text-color-light);
    margin-left: 0.25rem;
}
.pricing-card ul {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}
.cta-button-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 0.8rem 2rem;
    text-decoration: none;
    font-weight: bold;
    border-radius: 8px;
    display: inline-block;
    transition: background-color 0.2s, color 0.2s;
}
.cta-button-secondary:hover {
    background-color: var(--primary-color);
    color: #fff;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem 1rem;
    font-size: 0.9rem;
    color: #777;
    border-top: 1px solid var(--border-color);
    margin-top: 2rem;
}
footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}
footer a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    .language-list {
        column-count: 2;
    }
    .section {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .language-list {
        column-count: 1;
    }
}