/* General Styles */
body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    color: #fff;
    background: #000;
}

h1, h2, h3 {
    font-family: 'Montserrat', sans-serif;
}

a {
    text-decoration: none;
    color: #00d8ff;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    background: rgba(0, 0, 0, 0.6);
    position: fixed;
    width: calc(100% - 100px);
    z-index: 100;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

header .logo img {
    width: 120px;
}

header nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

header nav ul li a {
    font-size: 1rem;
    transition: color 0.3s ease;
}

header nav ul li a:hover {
    color: #00aaff;
}

/* Hero Section */
#hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    height: 100vh;
    background: url('space-bg.png') no-repeat center center/cover;
    position: relative;
    color: #fff;
}

#hero .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

#hero h1 {
    font-size: 4rem;
    margin: 20px 0;
    z-index: 1;
}

#hero p {
    font-size: 1.5rem;
    margin: 20px 0;
    z-index: 1;
}

#hero button {
    background: linear-gradient(90deg, #00d8ff, #0078ff);
    color: #fff;
    border: none;
    border-radius: 50px;
    padding: 15px 30px;
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 1;
    transition: background 0.3s ease;
}

#hero button:hover {
    background: linear-gradient(90deg, #0078ff, #00d8ff);
}

/* About Section */
#about {
    padding: 80px 20px;
    text-align: center;
    background: #111;
}

#about h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

#about p {
    font-size: 1.2rem;
    line-height: 1.6;
}

/* Features Section */
#features {
    padding: 80px 20px;
    text-align: center;
    background: #000;
}

#features h2 {
    font-size: 2.5rem;
    margin-bottom: 50px;
}

.features-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

.feature-item {
    background: #111;
    padding: 20px;
    border-radius: 10px;
    width: 300px;
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-10px);
}

.feature-item img {
    width: 60px;
    margin-bottom: 20px;
    filter: invert(1);
}

.feature-item h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.feature-item p {
    font-size: 1rem;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    background: #111;
    margin-top: 50px;
}