body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #050816;
    color: white;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    background: rgba(0,0,0,0.4);
}

.logo {
    font-size: 42px;
    font-weight: bold;
    color: cyan;
}

.logo span {
    color: orange;
}

nav a {
    color: white;
    margin-left: 25px;
    text-decoration: none;
}

.hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 80px;
}

.hero-text {
    width: 50%;
}

h1 {
    font-size: 60px;
    background: linear-gradient(90deg, cyan, magenta, orange);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

textarea {
    width: 100%;
    height: 120px;
    padding: 15px;
    border-radius: 12px;
    border: none;
    margin-top: 20px;
    background: #10182b;
    color: white;
}

button {
    margin-top: 20px;
    padding: 15px 30px;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    background: linear-gradient(90deg, cyan, magenta, orange);
    color: white;
    font-size: 18px;
}

.card-preview {
    width: 350px;
    height: 500px;
    border-radius: 30px;
    background: linear-gradient(135deg, #ff00aa, #00d9ff);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 40px;
    font-weight: bold;
    box-shadow: 0 0 40px rgba(255,0,255,0.5);
}

#result {
    margin-top: 30px;
    background: #10182b;
    padding: 20px;
    border-radius: 15px;
}