.matrices-wrapper {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    width: 100%;
    align-items: flex-start;
    justify-content: center;
}

.matrix-container {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid var(--shadow-warm);
    border-radius: var(--radius);
    padding: 15px;
    background-color: #fff;
    font-family: inherit;
    vertical-align: top;
    margin-bottom: 10px;
    position: relative;
    max-width: 100%;
    box-sizing: border-box;
    width: fit-content;
}

.matrix-header {
    text-align: center;
    margin-bottom: 4px;
    padding: 0 25px;
    width: 100%;
    box-sizing: border-box;
}

.matrix-title {
    font-weight: 700;
    font-size: 0.95em;
    display: block;
    margin-bottom: 5px;
    color: var(--muted);
}

.matrix-selectors {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    margin-bottom: 5px;
}

.matrix-select {
    padding: 2px 4px;
    border-radius: 4px;
    border: 1px solid #ccc;
    font-size: 0.9em;
}

.matrix-clear-btn {
    position: absolute;
    top: 10px;
    right: 12px;
    background: none;
    border: none;
    font-size: 18px;
    font-weight: bold;
    color: #aaa;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.2s, transform 0.2s;
    z-index: 20;
}

    .matrix-clear-btn:hover {
        color: var(--accent);
        transform: scale(1.1);
    }

.matrix-wrapper {
    display: flex;
    align-items: stretch;
    width: fit-content;
    max-width: 100%;
    margin-top: 12px;
}

.matrix-scroll-box {
    overflow-x: auto;
    max-width: 100%;
    box-sizing: border-box;
    padding: 4px 8px; 
}


.matrix-grid {
    display: inline-grid;
    gap: 6px;
    width: max-content;
}

.matrix-bracket {
    width: 10px;
    border-top: 2px solid var(--muted);
    border-bottom: 2px solid var(--muted);
    flex-shrink: 0;
    box-sizing: border-box;
}

.bracket-left {
    border-left: 2px solid var(--muted);
    border-top-left-radius: 12px;
    border-bottom-left-radius: 12px;
}

.bracket-right {
    border-right: 2px solid var(--muted);
    border-top-right-radius: 12px;
    border-bottom-right-radius: 12px;
}

.matrix-cell {
    width: 45px;
    min-width: 45px;
    max-width: 45px;
    height: 30px;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    box-sizing: border-box;
    transition: all 0.15s;
    font-size: 0.95em;
}

@media (min-width: 768px) {
    .matrix-cell {
        width: 60px !important;
        min-width: 60px !important;
        max-width: 60px !important;
        height: 42px !important;
        padding: 0 4px !important;
        line-height: 42px !important;
        text-align: center !important;
    }

    .matrix-grid {
        gap: 6px 10px !important;
    }

    .matrix-wrapper {
        margin-top: 16px;
    }
}

.matrix-cell:focus {
    border-color: var(--bg-gray-darker);
    outline: none;
    background-color: #fcfdfe;
}

.matrix-cell.hidden-cell {
    display: none !important;
}

.solution-original-matrix-cont {
    margin-top: 10px;
    display: block;
}