.tcl-locker-wrapper {
    margin: 20px 0;
    padding: 20px;
    background: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 8px;
    text-align: center;
}

.tcl-locker-container {
    position: relative;
    min-height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Puzzle Board styling */
.tcl-puzzle-board {
    display: grid;
    grid-template-columns: repeat(3, 80px);
    grid-template-rows: repeat(3, 80px);
    gap: 5px;
    margin: 0 auto;
}

.tcl-puzzle-cell {
    background: #0073aa;
    color: #fff;
    font-size: 24px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    cursor: pointer;
    user-select: none;
    transition: background 0.2s;
}

.tcl-puzzle-cell:hover {
    background: #005177;
}

.tcl-empty-cell {
    background: #e0e0e0;
    cursor: default;
}

/* Lock Overlay */
.tcl-lock-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.95);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-radius: 8px;
}

.tcl-overlay-title {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 5px;
}

.tcl-start-btn {
    background: #0073aa;
    color: #fff;
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 15px;
}

.tcl-start-btn:hover {
    background: #005177;
}
.tcl-locked-content {
    width: 100%;
}