/* General Body Styles */
body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    background-color: #121212;
    color: #e0e0e0;
    line-height: 1.6;
}

/* Container for centered content */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
header {
    background-color: #1f1f1f;
    padding: 1rem 0;
    border-bottom: 1px solid #333;
}

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

.logo {
    font-size: 1.8rem;
    color: #00aaff;
    text-decoration: none;
    font-weight: 700;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

nav ul li {
    margin-left: 25px;
}

nav a {
    color: #e0e0e0;
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
}

nav a:hover {
    color: #00aaff;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('https://images.pexels.com/photos/3183197/pexels-photo-3183197.jpeg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=1') no-repeat center center/cover;
    padding: 60px 0;
    text-align: center;
    color: #fff;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

/* Main Content & Card Grid */
main {
    padding: 40px 0;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

/* Individual Card Styling */
.card {
    background-color: #1f1f1f;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 170, 255, 0.2);
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.card-content {
    padding: 20px;
}

.card-content h3 {
    margin-top: 0;
    color: #00aaff;
}

.card-content p {
    font-weight: 300;
    color: #b0b0b0;
}

/* Button Styling */
.button {
    display: inline-block;
    background-color: #00aaff;
    color: #fff;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    margin-top: 10px;
    font-weight: 700;
    transition: background-color 0.3s ease;
}

.button:hover {
    background-color: #0088cc;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
    background-color: #1f1f1f;
    border-top: 1px solid #333;
    font-size: 0.9rem;
}