/* ciesen.css */

:root {
    /* PURPLE TONES (Lightest to Darkest) */
    --purple-light: #72009F;
    --purple-mid: #5B007F;
    --purple-dark: #470063;
    --purple-darker: #310044;
    --purple-darkest: #13001B;

    /* BLUE TONES (Lightest to Darkest) */
    --blue-light: #5478a8;
    --blue-mid: #3a5493;
    --blue-dark: #283b75;
    --blue-darker: #14295b;
    --blue-darkest: #061640;
}

/* General reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    color: white;
    font-family: 'Courier New', Courier, monospace;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

/* Blue wavy background layer */
#background-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--blue-darkest);
    z-index: -2;
}

/* Lava canvas for wavy effect */
#lavaCanvas {
    --background-color: var(--blue-darkest);
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    display: block;
}

/* Home Button */
.home-button {
    position: fixed;
    top: 20px;
    left: 20px;
    background-color: var(--purple-mid);
    color: white;
    padding: 7px;
    font-size: 27px;
    text-decoration: none;
    border-radius: 50%;
    cursor: pointer;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    transition: background-color 0.3s ease;
}

.home-button:hover {
    background-color: var(--purple-light);
}

/* Title */
#ciesen-title {
    margin-top: 30px;
    margin-bottom: -50px;
    font-size: 2em;
    letter-spacing: 2px;
    color: #ffffff;
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

/* Fade-in animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Main Wrapper */
#main-wrapper {
    width: 100%;
    min-width: 300px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-grow: 1;
    padding: 20px;
}

/* Grid Wrapper - holds both pads */
#grid-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 90%;
    max-width: 500px;
    gap: 40px;
}

/* Circular Blue XY Pad */
#circle-container {
    background-color: var(--blue-dark);
    border: 3px solid var(--blue-light);
    width: 220px;
    height: 220px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: crosshair;
    touch-action: none;
    transition: border-color 0.2s ease;
}

#circle-container:hover {
    border-color: #6688bb;
}

#circle-container:active {
    border-color: #88aadd;
}

/* Square Purple XY Pad */
#grid-container {
    background-color: var(--purple-dark);
    border: 3px solid var(--purple-light);
    width: 100%;
    max-width: 300px;
    height: 48vh;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 10px;
    cursor: crosshair;
    touch-action: none;
    transition: border-color 0.2s ease;
}

#grid-container:hover {
    border-color: #9933cc;
}

#grid-container:active {
    border-color: #cc66ff;
}

/* Spark effect */
.spark {
    position: absolute;
    border-radius: 50%;
    opacity: 0.8;
    pointer-events: none;
    animation: disappear 1s ease-out forwards, colorChange 1s infinite;
}

/* Purple sparks for square pad */
.spark.purple {
    animation: disappear 1s ease-out forwards, colorChangePurple 1s infinite;
}

/* Blue sparks for circle pad */
.spark.blue {
    animation: disappear 1s ease-out forwards, colorChangeBlue 1s infinite;
}

@keyframes colorChangePurple {
    0% { background-color: #ff90dc; }
    25% { background-color: #ec5eff; }
    50% { background-color: #c72fd8; }
    75% { background-color: #7a32ff; }
    100% { background-color: #5d1eb1; }
}

@keyframes colorChangeBlue {
    0% { background-color: #90dcff; }
    25% { background-color: #5eb8ff; }
    50% { background-color: #2f8fd8; }
    75% { background-color: #3264ff; }
    100% { background-color: #1e4bb1; }
}

@keyframes colorChange {
    0% { background-color: #ff90dc; }
    25% { background-color: #ec5eff; }
    50% { background-color: #c72fd8; }
    75% { background-color: #7a32ff; }
    100% { background-color: #5d1eb1; }
}

@keyframes disappear {
    0% { opacity: 1; }
    100% { opacity: 0; }
}