:root {
    --title-size: 2rem;
    --artist-size: 1.75rem;
    --charter-size: 1.25rem;
    --counter-size: 3rem;
    --log-size: 1.5rem;

    --title-color: #fff;
    --artist-color: #fff;
    --charter-color: #fffc;

    --background-color: #0008;
    --album-art-opacity: 0.25;
}

@font-face {
    font-family: "Montserrat";
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url(resources/montserrat.woff2) format("woff2");
    unicode-range:
        U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
        U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
        U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "Montserrat";
    font-style: italic;
    font-weight: 100 900;
    font-display: swap;
    src: url(resources/montserrat_italic.woff2) format("woff2");
    unicode-range:
        U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
        U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
        U+2212, U+2215, U+FEFF, U+FFFD;
}

*,
::before,
::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Montserrat", sans-serif;
    font-style: normal;
    overflow: hidden;
    padding: 8px;
}

#overlay {
    position: relative;
    border-radius: 8px;
    background-color: var(--background-color);
    overflow: hidden;

    height: max-content;
    width: max-content;
    max-width: 100%;
    max-height: 100%;

    /* background-color: #30343f; */
    /* zoom: 200%; */
}

#content {
    position: relative;
    display: flex;
    flex-flow: column nowrap;
    padding: 1rem;
    padding-top: 0.5rem;
}

.transition {
    display: inline-flex;
    position: relative;
    max-width: 100%;
}

#cover {
    object-fit: cover;
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 8px;
    opacity: var(--album-art-opacity);
    transform: scale(1.1);
    filter: blur(0.15rem);
}

#track-info {
    display: flex;
    flex-flow: column nowrap;
    width: min-content;
    max-width: 100%;
    position: relative;
}

#track-info-linewrap {
    display: inline-flex;
    flex-flow: row wrap;
    column-gap: 1rem;
}

#title {
    font-weight: 700;
    font-size: var(--title-size);
    color: var(--title-color);
}

#artist {
    font-weight: 500;
    font-style: italic;
    font-size: var(--artist-size);
    color: var(--artist-color);
}

#charter {
    margin: 0.2rem 0;
    font-weight: 500;
    font-style: italic;
    font-size: var(--charter-size);
    color: var(--charter-color);
}

#counter {
    overflow: hidden;
    position: relative;
    width: min-content;
    display: flex;
    flex-flow: row nowrap;
    padding: 0 calc(var(--counter-size) / 4);
    margin: 0 calc(var(--counter-size) / -4);
    gap: calc(var(--counter-size) / 8);
    height: var(--counter-size);
    overflow-y: hidden;

    mask-image: linear-gradient(
        to bottom,
        transparent 0%,
        white 10%,
        white 90%,
        transparent 100%
    );
}

.counter-column {
    display: flex;
    width: min-content;
    flex-flow: column nowrap;
}

.counter-digit {
    text-align: center;
    line-height: var(--counter-size);
    flex-shrink: 0;
    flex-grow: 0;
    font-weight: 800;
    font-size: var(--counter-size);

    color: #ff0;
    text-shadow:
        0 0 calc(var(--counter-size) / 8) #ff0,
        0 0 calc(var(--counter-size) / 6) #e71,
        #000c calc(var(--counter-size) / 10) calc(var(--counter-size) / -20)
            calc(var(--counter-size) / 40);
}

#combo {
    font-weight: 600;
    font-size: calc(var(--counter-size) / 2.5);
    color: #ff0;
    text-shadow:
        0 0 calc(var(--counter-size) / 16) #ff0,
        0 0 calc(var(--counter-size) / 12) #e71,
        #000c calc(var(--counter-size) / 20) calc(var(--counter-size) / -40)
            calc(var(--counter-size) / 40);
}

#combo-number {
    letter-spacing: calc(var(--counter-size) / 40);
    font-variant-numeric: tabular-nums;
}

#log {
    display: flex;
    flex-flow: column nowrap;
    max-height: 0;
    overflow: hidden;

    mask-image: linear-gradient(
        to bottom,
        transparent 0%,
        white 25%,
        white 95%,
        transparent 100%
    );
}

#log span {
    height: var(--log-size);
    flex-shrink: 0;
    line-height: var(--log-size);
    font-weight: 600;
    font-size: var(--log-size);
}

.perfectplus {
    color: #fcf;
    text-shadow:
        0 0 calc(var(--log-size) / 8) #fcf,
        #000c calc(var(--log-size) / 10) calc(var(--log-size) / -20)
            calc(var(--log-size) / 40);
}

.perfect {
    color: #0ff;
    text-shadow:
        0 0 calc(var(--log-size) / 8) #0ff,
        #000c calc(var(--log-size) / 10) calc(var(--log-size) / -20)
            calc(var(--log-size) / 40);
}

.great {
    color: #0f0;
    text-shadow:
        0 0 calc(var(--log-size) / 8) #0f0,
        #000c calc(var(--log-size) / 10) calc(var(--log-size) / -20)
            calc(var(--log-size) / 40);
}

.good {
    color: #ff0;
    text-shadow:
        0 0 calc(var(--log-size) / 8) #ff0,
        #000c calc(var(--log-size) / 10) calc(var(--log-size) / -20)
            calc(var(--log-size) / 40);
}

.okay {
    color: #fa0;
    text-shadow:
        0 0 calc(var(--log-size) / 8) #fa0,
        #000c calc(var(--log-size) / 10) calc(var(--log-size) / -20)
            calc(var(--log-size) / 40);
}

.miss {
    color: #f04;
    text-shadow:
        0 0 calc(var(--log-size) / 8) #f04,
        #000c calc(var(--log-size) / 10) calc(var(--log-size) / -20)
            calc(var(--log-size) / 40);
}