/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Navbar */
.navbar {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #25D366;
}

.nav-links a:hover {
    color: #25D366;
    transition: color 0.3s ease;
}

/* Hero Section */
.hero {
    background-image: linear-gradient(to right, #25D366, #128C7E);
    color: white;
    text-align: center;
    padding: 6rem 1rem;
}

.btn {
    display: inline-block;
    transition: background 0.3s ease;
}

/* Features */
.features-grid {
    gap: 2rem;
}

.feature-card {
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

/* FAQ */
.faq-item h3 {
    color: #128C7E;
}

/* Footer */
footer {
    background-color: #111;
}