#da-wheel {
    --diameter: min(100vh, 120vw);
    --wheel-marker-size: clamp(16px, 4vw, 28px);
    --dropped-marker-size: clamp(10px, 2.6vw, 18px);
    --interval-overhang: clamp(10px, 2.5vw, 18px);
    --unavailable-color: rgba(220, 38, 38, 0.8);
    position: fixed;
    left: 50%;
    bottom: calc(var(--diameter) * -3 / 5);
    transform: translateX(-50%);
    width: var(--diameter);
    height: var(--diameter);
    pointer-events: none;
}

#wheel-circle {
    border-radius: 50%;
    align-content: center;
    background-color: var(--accent-color);
    width: 100%;
    height: 100%;
    --thickness: 10px;
    --notch-count: 48;
    --notch-width: 8px;
    --notch-length: calc(var(--thickness) + 16px);
    --notch-color: var(--accent-color);
    position: relative;
}

#wheel-circle::before {
    content: "";
    position: absolute;
    top: calc(var(--wheel-marker-size) * -1);
    left: 50%;
    width: var(--wheel-marker-size);
    height: var(--wheel-marker-size);
    transform: translateX(-50%);
    background: black;
    clip-path: polygon(50% 100%, 0 0, 100% 0);
    z-index: 5;
    pointer-events: none;
}

#wheel-rotor {
    pointer-events: auto;
    --angle-wheel: 0deg;
    transform: rotate(var(--angle-wheel));
    position: relative;
    width: 100%;
    height: 100%;
    &::after {
        content: "";
        position: absolute;
        top: var(--thickness);
        left: var(--thickness);
        width: calc(var(--diameter) - var(--thickness) * 2);
        height: calc(var(--diameter) - var(--thickness) * 2);
        background-color: white;
        border-radius: 50%;
        z-index: 2;
    }

    .wheel-notch {
        position: absolute;
        top: 50%;
        left: 50%;
        width: var(--notch-width);
        height: var(--notch-length);
        margin: calc(var(--notch-length) / -2) calc(var(--notch-width) / -2);
        background: transparent;
        border: 2px solid var(--notch-color);
        border-radius: calc(var(--notch-width) / 2);
        transform: rotate(var(--notch-angle))
            translateY(calc(var(--diameter) / -2 + var(--thickness) / 2));
        z-index: 4;
        pointer-events: none;
    }

    .wheel-notch.is-unavailable {
        --notch-color: var(--unavailable-color);
        background: transparent;
    }

}

#wheel-labels {
    position: absolute;
    top: 25%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    gap: 1rem;
    z-index: 4;
    font-variant-numeric: tabular-nums;
    pointer-events: none;
}

#wheel-slice {
    position: absolute;
    inset: calc(var(--interval-overhang) * -1);
    border-radius: 50%;
    z-index: 1;
    pointer-events: none;
}

#wheel-unavailable-slots {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    z-index: 1;
    pointer-events: none;
}

#wheel-controls {
    position: fixed;
    left: 50%;
    bottom: calc(min(100vh, 120vw) * 2 / 5 + 1.25rem);
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
}

#wheel-selection-time {
    color: black;
    font: inherit;
    font-size: 1.1rem;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
}

#add-wheel-marker {
    padding: 0.5rem 0.9rem;
    border: var(--border-width) solid var(--accent-color);
    border-radius: var(--border-radius);
    background: white;
    color: var(--accent-color);
    font: inherit;
    font-weight: 800;
    cursor: pointer;
}

#add-wheel-marker:disabled {
    opacity: 0.45;
    cursor: default;
}

.wheel-dropped-marker {
    position: absolute;
    top: 50%;
    left: 50%;
    width: var(--dropped-marker-size);
    height: var(--dropped-marker-size);
    margin: calc(var(--dropped-marker-size) / -2);
    border: 3px solid black;
    border-radius: 50%;
    background: white;
    transform: rotate(var(--marker-angle))
        translateY(calc(var(--diameter) / -2 + var(--thickness) / 2));
    z-index: 6;
    pointer-events: none;
}

.wheel-dropped-marker.is-start {
    background: black;
}