/* Shared Virtual Keyboard CSS - Configurable keyboard styles for both games and training */

/* Keyboard container */
.virtual-keyboard {
    margin: 1.5rem 0;
    width: 100%;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Keyboard rows */
.keyboard-row {
    display: flex;
    justify-content: center;
    margin-bottom: 8px;
    gap: 4px;
}

/* Keyboard buttons - Mobile first approach */
.keyboard-btn {
    min-width: 35px;
    min-height: 45px;
    font-size: 1rem;
    font-weight: bold;
    border: 1px solid var(--keyboard-btn-border, var(--line));
    background-color: var(--keyboard-btn-bg, var(--panel2));
    color: var(--keyboard-btn-text, var(--ink));
    border-radius: var(--radius-xs);
    cursor: pointer;
    transition:
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;
    flex: 0 0 auto; /* Don't grow or shrink, auto basis */
    padding: 0 4px;
    white-space: nowrap;
}

.keyboard-btn:hover:not(:disabled) {
    background-color: var(--keyboard-btn-hover-bg, var(--accent-soft));
    border-color: var(--keyboard-btn-hover-border, var(--accent));
}

.keyboard-btn:active:not(:disabled) {
    background-color: var(--accent-soft);
}

.keyboard-btn:focus:not(:disabled) {
    outline: 2px solid var(--keyboard-btn-focus, var(--accent));
    outline-offset: 2px;
}

.keyboard-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* Special keyboard buttons (Backspace, Clear, etc.) */
.keyboard-btn-special {
    min-width: 70px;
    font-size: 0.9rem;
}

/* Responsive design - Mobile */
@media (max-width: 576px) {
    .virtual-keyboard {
        margin: 1rem 0;
        padding: 0 8px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .keyboard-row {
        margin-bottom: 6px;
        gap: 2px;
        justify-content: center;
        flex-wrap: nowrap;
        min-width: min-content;
    }

    .keyboard-btn {
        min-width: 32px;
        min-height: 42px;
        font-size: 0.9rem;
        padding: 0 3px;
        border-radius: var(--radius-xs);
        flex: 0 0 auto;
    }

    .keyboard-btn-special {
        min-width: 70px;
        font-size: 0.8rem;
    }

    /* Adjust specific rows for better mobile layout */
    .keyboard-row:nth-child(1) .keyboard-btn {
        /* Top row (q-p) - 10 buttons */
        min-width: 30px;
    }

    .keyboard-row:nth-child(2) .keyboard-btn {
        /* Middle row (a-l) - 9 buttons */
        min-width: 32px;
    }

    .keyboard-row:nth-child(3) .keyboard-btn {
        /* Bottom row (z-m) - 7 buttons */
        min-width: 34px;
    }

    /* Special keys row */
    .keyboard-row:nth-child(4) .keyboard-btn-special {
        min-width: 100px;
    }
}

/* Responsive design - Tablet */
@media (min-width: 577px) and (max-width: 768px) {
    .virtual-keyboard {
        margin: 1.25rem 0;
        padding: 0 12px;
    }

    .keyboard-row {
        margin-bottom: 7px;
        gap: 3px;
        justify-content: center;
    }

    .keyboard-btn {
        min-width: 40px;
        min-height: 45px;
        font-size: 1rem;
    }

    .keyboard-btn-special {
        min-width: 75px;
        font-size: 0.85rem;
    }
}

/* Responsive design - Desktop */
@media (min-width: 769px) {
    .keyboard-btn {
        min-width: 45px;
        min-height: 45px;
        font-size: 1.1rem;
    }

    .keyboard-btn-special {
        min-width: 80px;
        font-size: 0.9rem;
    }
}

/* Narrow phones cannot fit a ten-key QWERTY row while keeping usable targets. */
@media (max-width: 359.98px) {
    .virtual-keyboard {
        padding-inline: 0;
        overflow-x: visible;
    }

    .keyboard-row {
        max-width: 14rem;
        margin-inline: auto;
        flex-wrap: wrap;
        min-width: 0;
        gap: 4px;
    }

    .keyboard-row:nth-child(-n + 3) .keyboard-btn {
        min-width: 40px;
        min-height: 44px;
        flex-basis: 40px;
    }
}

/* Print styles */
@media print {
    .virtual-keyboard {
        display: none !important;
    }
}

/* Accessibility */
.keyboard-btn:focus-visible {
    outline: 2px solid var(--keyboard-btn-focus, var(--accent));
    outline-offset: 2px;
}

/* Animation for button press feedback */
@keyframes keyboard-btn-press {
    0% { transform: scale(1); }
    50% { transform: scale(0.95); }
    100% { transform: scale(1); }
}

.keyboard-btn-pressed {
    animation: keyboard-btn-press 0.1s ease;
}