/* ContentHub Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f5f5;
}

header {
    background: #2c3e50;
    padding: 1rem 2rem;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

nav a {
    color: #ecf0f1;
    text-decoration: none;
    transition: color 0.3s;
}

nav a:hover {
    color: #3498db;
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.hero {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    color: white;
    padding: 4rem 2rem;
    border-radius: 8px;
    text-align: center;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.featured h2 {
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.card h3 {
    margin-bottom: 0.5rem;
}

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

article {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

article h1, article h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

article p {
    margin-bottom: 1rem;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.product-card {
    background: white;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.product-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 4px;
}

pre, code {
    background: #f8f8f8;
    padding: 1rem;
    border-radius: 4px;
    overflow-x: auto;
    font-family: 'Monaco', 'Menlo', monospace;
}

code {
    padding: 0.2rem 0.4rem;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 500px;
}

input, textarea {
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

button {
    background: #3498db;
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
}

button:hover {
    background: #2980b9;
}

footer {
    background: #2c3e50;
    color: #ecf0f1;
    text-align: center;
    padding: 1.5rem;
    margin-top: 2rem;
}

/* INJECTION: Hidden text with matching background color */
.hidden-text {
    color: #f5f5f5;
    font-size: 1px;
    line-height: 0;
    position: absolute;
    left: -9999px;
}

/* Make injected content invisible */
.invisible {
    opacity: 0;
    position: absolute;
    pointer-events: none;
}

.faq-item {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: white;
    border-radius: 8px;
}

.faq-item h3 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
}