/* ============================================================================
 * NUMBER PAD COMPONENT STYLES
 * Number input, calculator interface, and interactive number selection
 * ============================================================================ */

/* ========================================
 * NUMBER PAD CONTAINER
 * Main number pad layout and positioning
 * ======================================== */

.number-pad-panel-container {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    background-color: #8B4513;
    border-radius: 15px;
    border: 4px solid #D2691E;
    padding: 15px;
    box-sizing: border-box;
    z-index: var(--z-elevated);
}

/* ========================================
 * NUMBER PAD TEXT AREA
 * Feedback and instruction display area
 * ======================================== */

.number-pad-text-area {
    width: 100%;
    height: 35%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 3%;
    padding: 15px;
    border-radius: var(--border-radius-md);
    font-size: 18px;
    font-weight: bold;
    text-align: center;
    transition: all var(--transition-normal);
    border: 2px solid;
    box-sizing: border-box;
    line-height: 1.4;
    min-height: 60px;
}

.number-pad-text-area[data-type="incorrect"] {
    color: var(--textarea-incorrect-color);
    background-color: var(--textarea-incorrect-bg);
    border-color: var(--textarea-incorrect-border);
    border-style: dashed;
}

.number-pad-text-area[data-type="correct"] {
    color: var(--textarea-correct-color);
    background-color: var(--textarea-correct-bg);
    border-color: var(--textarea-correct-border);
    border-style: dashed;
}

.number-pad-text-area[data-type="hint"] {
    color: var(--textarea-hint-color);
    background-color: var(--textarea-hint-bg);
    border-color: var(--textarea-hint-border);
}

/* ========================================
 * NUMBER PAD GRID
 * Grid layout for number buttons
 * ======================================== */

.number-pad-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    row-gap: 3px;
    column-gap: 3px;
    width: 100%;
    height: 51%;
    align-items: center;
    justify-items: center;
    margin-bottom: 3%;
}

/* ========================================
 * NUMBER PAD BUTTONS
 * Individual number input buttons
 * ======================================== */

.number-pad-button {
    background-color: #FFAB40;
    color: #000000;
    font-size: 30px;
    font-weight: bold;
    border-radius: 6px;
    border: 2px solid #FF9900;
    margin: 3px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    box-sizing: border-box;
}

.number-pad-button:hover,
.number-pad-button.hovered {
    transform: scale(1.05);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.number-pad-button:active {
    transform: scale(0.95);
}

/* ========================================
 * CHECK BUTTON
 * Submit/check answer button
 * ======================================== */

.number-pad-check-button {
    background-color: #FF8C00;
    color: #000000;
    font-size: 25px;
    font-weight: bold;
    border-radius: 8px;
    border: 3px solid #FF6347;
    height: 60px;
    margin-top: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    width: 100%;
    height: 10%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}

.number-pad-check-button:hover,
.number-pad-check-button.hovered {
    transform: scale(1.02);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.number-pad-check-button:active {
    transform: scale(0.98);
}

/* ========================================
 * NUMBER PAD STATES
 * Different states for number pad elements
 * ======================================== */

.number-pad-button.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.number-pad-check-button.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ========================================
 * NUMBER PAD ANIMATIONS
 * Number pad specific animations and effects
 * ======================================== */

.number-pad-button.pulsate {
    animation: pulsate 1.5s ease-in-out infinite;
}

.number-pad-check-button.pulsate {
    animation: pulsate 1.5s ease-in-out infinite;
}

/* ========================================
 * NUMBER PAD RESPONSIVE DESIGN
 * Responsive adjustments for different screen sizes
 * ======================================== */

/* Media queries removed - using coordinate and gc system for responsiveness */