body {
    font-family: "Poppins", sans-serif;
    margin: 0;
    background-color: #0D0D0D;
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
}

header {
    background-color: #1A1A1A;
    padding: 15px;
    width: 100%;
    text-align: center;
    box-shadow: 0px 4px 10px rgba(0, 255, 180, 0.2);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

h1 {
    margin: 0;
    color: #00FFC6;
    font-size: 26px;
    font-weight: bold;
}

#config-container {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 40px;
    max-width: 90%;
    padding: 20px;
    margin-top: 100px;
}

#controls, #data {
    background: #181818;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0px 4px 12px rgba(0, 255, 180, 0.3);
    width: 320px;
    text-align: center;
}

#data p {
    margin: 5px 0;
}

#canvas-container {
    border: 2px solid #00FFC6;
    background: #202020;
    padding: 10px;
    border-radius: 10px;
    box-shadow: 0px 4px 12px rgba(0, 255, 180, 0.3);
    margin-top: 20px;
}

button {
    background-color: #00FFC6;
    color: black;
    border: none;
    padding: 12px;
    margin-top: 12px;
    cursor: pointer;
    border-radius: 8px;
    width: 100%;
    font-weight: bold;
    font-size: 16px;
    transition: all 0.3s ease;
}

button:hover {
    background-color: #00A896;
    transform: scale(1.05);
}

input {
    width: 100%;
    padding: 8px;
    margin-top: 6px;
    background: #222;
    color: white;
    border: 2px solid #00FFC6;
    border-radius: 6px;
    text-align: center;
    font-size: 14px;
}

.scale-line {
    stroke: white;
    stroke-weight: 1;
}

.scale-label {
    fill: white;
    font-size: 12px;
}

@media (max-width: 1024px) {
    #config-container {
        flex-direction: column;
        align-items: center;
    }
}