/* --- Basic Reset & Setup --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    margin-bottom: 20px;
    color: #2c3e50;
}

p {
    margin-bottom: 15px;
}

a {
    color: #3498db;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* --- Header --- */
.site-header {
    background: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2c3e50;
}

.site-header nav a {
    margin-left: 20px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
}

/* --- Main Content & Sections --- */
main {
    padding: 40px 0;
}

section {
    background: #fff;
    padding: 40px;
    margin-bottom: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.hero-section {
    text-align: center;
    background: linear-gradient(45deg, #3498db, #2ecc71);
    color: #fff;
    border-radius: 8px;
}

.hero-section h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.hero-section p {
    font-size: 1.2rem;
}

/* --- Product Grid --- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.product-card {
    border: 1px solid #ddd;
    border-radius: 8px;
    text-align: center;
    padding: 20px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.product-card img {
    max-width: 150px;
    height: auto;
    margin-bottom: 15px;
}

.product-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.product-card .price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2ecc71;
    margin-bottom: 20px;
}

.btn {
    display: inline-block;
    background: #3498db;
    color: #fff;
    padding: 12px 25px;
    border-radius: 5px;
    font-weight: 700;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: background 0.2s;
}

.btn:hover {
    background: #2980b9;
    text-decoration: none;
}

/* --- How It Works & Features --- */
.features-grid, .steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.feature-item, .step-item {
    background: #f9f9f9;
    padding: 20px;
    border-left: 5px solid #3498db;
    border-radius: 5px;
}

.feature-item h3, .step-item h3 {
    margin-top: 0;
    color: #3498db;
}

/* --- FAQ --- */
.faq-item {
    margin-bottom: 20px;
}

.faq-item h3 {
    color: #3498db;
}

/* --- Footer --- */
.site-footer {
    background: #2c3e50;
    color: #ecf0f1;
    text-align: center;
    padding: 30px 0;
    margin-top: 40px;
}

.site-footer p {
    margin-bottom: 5px;
}