#checker-color-picker {
    width: min(100%, 440px);
    margin: 0 auto 14px;
    padding: 9px 11px 10px;
    border: 1px solid rgba(229, 182, 96, 0.32);
    border-radius: 14px;
    background: rgba(32, 18, 11, 0.52);
    color: #f4ddb0;
}

#checker-color-picker legend {
    padding: 0 7px;
    color: #d9bd7b;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.checker-color-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.checker-color-option {
    position: relative;
    min-width: 0;
    min-height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 7px 10px;
    border: 1px solid rgba(229, 190, 111, 0.38);
    border-radius: 11px;
    background: rgba(55, 31, 18, 0.78);
    color: #f7e8c7;
    font-size: 0.82rem;
    font-weight: 800;
    cursor: pointer;
    transition: border-color 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

.checker-color-option input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}

.checker-color-option:has(input:checked) {
    border-color: rgba(255, 222, 142, 0.88);
    background: rgba(105, 65, 31, 0.82);
    box-shadow: 0 0 0 2px rgba(245, 206, 129, 0.2);
}

.checker-color-option:has(input:focus-visible) {
    outline: 2px solid rgba(245, 206, 129, 0.85);
    outline-offset: 2px;
}

.checker-color-swatch {
    width: 27px;
    height: 27px;
    flex: 0 0 27px;
    border-radius: 50%;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.42), inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

.checker-color-swatch-white {
    border: 1px solid #9c8a62;
    background: radial-gradient(circle at 35% 32%, #fffdf0 0%, #e8dcb8 70%, #aa9566 100%);
}

.checker-color-swatch-black {
    border: 1px solid #625a54;
    background: radial-gradient(circle at 35% 32%, #69615a 0%, #292522 68%, #090807 100%);
}

#checker-color-detail {
    margin: 7px 2px 0;
    color: rgba(238, 223, 191, 0.76);
    font-size: 0.69rem;
    line-height: 1.3;
}

@media (max-width: 600px) and (orientation: portrait) {
    #checker-color-picker {
        width: 100%;
        margin-bottom: 11px;
        padding: 7px 8px 8px;
    }

    .checker-color-option {
        min-height: 44px;
        padding: 6px 8px;
        font-size: 0.76rem;
    }

    #checker-color-detail {
        font-size: 0.65rem;
    }
}

@media (max-height: 600px) and (orientation: landscape) {
    #checker-color-picker {
        width: min(100%, 400px);
        margin-bottom: 7px;
        padding: 5px 8px 6px;
    }

    #checker-color-picker legend {
        font-size: 0.64rem;
    }

    .checker-color-option {
        min-height: 44px;
        padding: 4px 7px;
        font-size: 0.7rem;
    }

    .checker-color-swatch {
        width: 22px;
        height: 22px;
        flex-basis: 22px;
    }

    #checker-color-detail {
        margin-top: 4px;
        font-size: 0.6rem;
    }
}