:root {
    --primary-color: #3b82f6; /* A vibrant blue */
    --secondary-color: #1f2937; /* Dark gray for text */
    --background-color: #f9fafb; /* Light gray background */
    --white-color: #ffffff;
    --text-color: #374151;
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Playfair Display', serif;
}

body {
    font-family: var(--font-primary);
    color: var(--text-color);
    background-color: var(--background-color);
    margin: 0;
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* --- Hero Section --- */
.hero {
    background: linear-gradient(120deg, var(--primary-color), #2563eb);
    color: var(--white-color);
    padding: 6rem 0;
    text-align: center;
}

.hero-content h1 {
    font-family: var(--font-secondary);
    font-size: 3.5rem;
    margin: 0 0 1rem 0;
}

.hero-content .subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 2rem auto;
}

.btn {
    text-decoration: none;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--white-color);
    color: var(--primary-color);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--white-color);
    box-shadow: inset 0 0 0 2px var(--white-color);
    transform: translateY(-3px);
}

/* --- Features Section --- */
.features {
    padding: 5rem 0;
}

.features h2 {
    text-align: center;
    font-family: var(--font-secondary);
    font-size: 2.8rem;
    margin-bottom: 3rem;
    color: var(--secondary-color);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--white-color);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    text-align: center;
}

.feature-icon {
    width: 50px;
    height: 50px;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin: 0 0 0.5rem 0;
}

/* --- CTA Section --- */
.cta-section {
    background-color: var(--secondary-color);
    color: var(--white-color);
    padding: 5rem 0;
    text-align: center;
}

.cta-section h2 {
    font-family: var(--font-secondary);
    font-size: 2.5rem;
    margin: 0 0 1rem 0;
}

.cta-section p {
    max-width: 500px;
    margin: 0 auto 2rem auto;
    opacity: 0.9;
}

.btn-secondary {
    background-color: var(--primary-color);
    color: var(--white-color);
}

.btn-secondary:hover {
    background-color: #2563eb;
    transform: translateY(-3px);
}

/* --- Footer --- */
footer {
    padding: 2rem 0;
    text-align: center;
    font-size: 0.9rem;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.8rem;
    }
    .features h2 {
        font-size: 2.3rem;
    }
}