* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", sans-serif;
}

body {
    background: #1e1e2f;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    flex-direction: column;
}

.container {
    margin-top: 50px;
    background: #2e2e3e;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    width: 100%;
    max-width: 400px;
    z-index: 1;
    position: relative;
}

.container:hover {
    box-shadow: 0 10px 30px rgba(13, 13, 220, 0.1)
}

h1 {
    margin-bottom: 1.5rem;
    color: #6910bc;
}


label {
    color: #6910bc;
}

.card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background-color: #2e2e3e;
}

input, select, button {
    padding: 10px;
    border: 1px solid #6910bc;
    border-radius: 8px;
    font-size: 1rem;
}

button {
    background: #eeeeee;
    color: #6910bc;
    cursor: pointer;
    transition: background 0.3s ease;
}

button:hover {
    background: #6910bc;
    border-color: #eeeeee;
    color: #eeeeee;
}

.output {
    margin-top: 1rem;
    font-weight: bold;
    font-size: 1.2rem;
    color: #6910bc;
}

footer {
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: #6910bc;
}

.glow-wrapper {
    position: relative;
    border-radius: 20px;
    padding: 0;
}

.glow-wrapper::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: 20px;
    padding: 0;
    margin: 0;
    z-index: -1;
    background: linear-gradient(45deg, red, orange, yellow, green, blue, indigo, violet);
    background-size: 400% 400%;
    filter: blur(12px);
    opacity: 0.75;
    animation: rgbFlow 6s linear infinite;
}

@keyframes rgbFlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

#about-cards {
    padding: 4rem 2rem;
    text-align: center;
    color: #fff;
}

#about-cards h2 {
    font-size: 2.5rem;
    color: #6910bc;
    margin-bottom: 2rem;
}

.card-container {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
}

.info-card {
    border: 2px solid #444;
    border-radius: 15px;
    padding: 1.5rem;
    width: 280px;
    transition: 0.3s ease;
    color: #ccc;
    box-shadow: 0 0 10px rgba(203, 166, 247, 0.1);
    transform-style: preserve-3d;
    perspective: 1000px;
}

.info-card:hover {
    border-color: #6910bc;
    color: #fff;
    box-shadow: 0 0 20px #6910bc;
    transform: rotateX(25deg);
}