html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: sans-serif;
}

/* Hero Section */
.hero-section {
    display: flex;
    flex-direction: column;
    background-color: #6943FF;
    justify-content: center;
    align-items: center;
    padding: 20px;
    text-align: center;
    min-height: 50vh; /* FULL HEIGHT */
}

#input {
    width: 100%;
    max-width: 180px;
    min-height: 60px;
    border-radius: 20px;
    border: 2px solid #CCCCCC;
    margin-bottom: 20px;
    font-size: 2rem;
    text-align: center;
    color: white;
    font-weight: 900;
    background-color: #6943FF;
    padding: 10px;
}

.title {
    color: white;
    padding-top: 20px;
    padding-bottom: 20px;
    font-size: clamp(1.5rem, 4vw, 2.5rem);
}

button {
    width: 100%;
    max-width: 200px;
    height: 50px;
    background-color: white;
    border-radius: 10px;
    border: none;
    margin-bottom: 40px;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
}

/* Main Section */
.main-section {
    background-color: #1F2937;
    color: #CCC1FF;
    padding: 40px 10px;
    min-height: 50vh; /* FULL HEIGHT */
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.row-1, .row-2, .row-3 {
    text-align: center;
    background-color: #273549;
    width: 90%;
    max-width: 700px;
    margin: 20px auto;
    padding: 16px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.6);
    border-radius: 12px;
}

p {
    color: white;
    font-size: 1rem;
}

h1 {
    width: 100%;
    text-align: center;
    font-size: clamp(1.8rem, 5vw, 3rem);
}

/* RESPONSIVENESS */
@media (max-width: 768px) {
    #input {
        max-width: 150px;
        font-size: 1.5rem;
    }
    button {
        max-width: 150px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .hero-section {
        padding: 15px;
    }
    #input {
        max-width: 120px;
        min-height: 50px;
        font-size: 1.2rem;
    }
    button {
        max-width: 120px;
        height: 45px;
        font-size: 0.8rem;
    }
    .row-1, .row-2, .row-3 {
        width: 100%;
        padding: 12px;
    }
}