/**
 * Sound Sorting Game - Specific Styles
 * Uses the KidGames Design System
 */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background: var(--color-background-purple);
    background-attachment: fixed;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
}

.container {
    width: 95%;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.screen {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-xl);
    min-height: 600px;
}

.hidden {
    display: none !important;
}

/* Setup Screen Styles */
.setup-content h1 {
    text-align: center;
    color: var(--color-primary);
    margin-bottom: var(--spacing-2xl);
    font-size: var(--font-size-4xl);
}

.section {
    margin-bottom: var(--spacing-2xl);
}

.section h2 {
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-lg);
}

.letter-selection {
    margin-bottom: var(--spacing-xl);
}


.word-count-selection {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.word-count-btn {
    background: var(--color-light-gray);
    border: 2px solid var(--color-light-gray);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: var(--font-size-md);
    font-weight: 600;
    transition: all var(--transition-normal);
    color: var(--color-text);
}

.word-count-btn:hover {
    background: var(--color-gray);
    border-color: var(--color-gray);
}

.word-count-btn.active {
    background: var(--color-success);
    border-color: var(--color-success-dark);
    color: var(--color-white);
}

.start-button {
    width: 100%;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: var(--font-size-lg);
    font-weight: bold;
    cursor: pointer;
    transition: all var(--transition-normal);
    margin-top: var(--spacing-xl);
}

.start-button:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(90, 103, 216, 0.4);
}

/* Game Screen Styles */
.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.game-header h1 {
    color: var(--color-primary);
    font-size: var(--font-size-3xl);
}

.game-info {
    display: flex;
    gap: var(--spacing-xl);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
}

.game-content {
    margin-bottom: var(--spacing-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.dropzone-area {
    background: #e6fffa;
    border: 2px solid var(--color-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: 0 4px 12px rgba(79, 209, 199, 0.2);
    position: relative;
    z-index: 10;
}

.letter-boxes {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
    z-index: 10;
}

.letter-box {
    background: var(--color-light-gray);
    border: 3px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    min-width: 140px;
    min-height: 200px;
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.letter-box:hover {
    border-color: var(--color-primary);
    box-shadow: 0 5px 15px rgba(90, 103, 216, 0.2);
}

.letter-box-header {
    background: var(--color-primary);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.letter-title {
    font-size: var(--font-size-xl);
    font-weight: bold;
    flex: 1;
    text-align: center;
}

.letter-play-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-round);
    color: var(--color-white);
    cursor: pointer;
    font-size: var(--font-size-md);
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    padding: 0;
    margin-left: var(--spacing-sm);
}

.letter-play-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: scale(1.1);
}

.letter-play-btn:active {
    transform: scale(0.95);
    background: rgba(255, 255, 255, 0.4);
}

.letter-dropzone {
    padding: var(--spacing-lg);
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border: 2px dashed transparent;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    background: #fafafa;
    margin: var(--spacing-xs);
}

.dropped-cards-area {
    flex: 1;
    padding: var(--spacing-sm);
    position: relative;
    min-height: 120px;
    border-top: 1px solid var(--color-light-gray);
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.drop-zone-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    font-weight: 600;
    opacity: 0;
    transition: all var(--transition-normal);
    pointer-events: none;
    text-align: center;
}

.letter-box.drag-active .drop-zone-indicator {
    opacity: 0.7;
}

.letter-box.drag-active .letter-dropzone {
    border-color: var(--color-gray);
    background: var(--color-light-gray);
}

.letter-dropzone.drag-over {
    border-color: var(--color-success);
    background: #f0fff4;
    transform: scale(1.05);
}

.letter-dropzone.drag-over .drop-zone-indicator {
    opacity: 1;
    color: var(--color-success);
    transform: translate(-50%, -50%) scale(1.1);
}

.word-cards-area {
    background: #f0f4f8;
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    min-height: 300px;
    position: relative;
    z-index: 5;
}

.word-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-lg);
}

.word-card {
    background: var(--color-white);
    border: 2px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    cursor: grab;
    transition: all var(--transition-normal);
    text-align: center;
    user-select: none;
    box-shadow: var(--shadow-sm);
    position: relative;
    z-index: 5;
}

.word-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.word-card.dragging {
    opacity: 0.7;
    transform: rotate(5deg) scale(0.95);
    z-index: 15;
}

.dropped-cards-area .word-card.placed-correct {
    background: var(--color-success);
    color: var(--color-white);
    border-color: var(--color-success-dark);
    cursor: default;
    transform: translateX(-50%) scale(0.75);
    box-shadow: var(--shadow-sm);
    position: absolute;
    top: 5px;
    left: 50%;
    transform-origin: center;
    transition: all var(--transition-normal);
    z-index: var(--stack-index, 1);
    opacity: var(--stack-opacity, 1);
}

/* Base cardstack positioning with slight randomness */
.dropped-cards-area .word-card.placed-correct:nth-child(odd) {
    transform: translateX(-50%) scale(0.75) rotate(-1deg);
    left: 49%;
}

.dropped-cards-area .word-card.placed-correct:nth-child(even) {
    transform: translateX(-50%) scale(0.75) rotate(0.5deg);
    left: 51%;
    top: 7px;
}

.dropped-cards-area .word-card.placed-correct:nth-child(3n) {
    transform: translateX(-50%) scale(0.75) rotate(-0.8deg);
    top: 6px;
    left: 48%;
}

.dropped-cards-area .word-card.placed-correct:nth-child(4n) {
    transform: translateX(-50%) scale(0.75) rotate(1.2deg);
    top: 8px;
    left: 52%;
}

/* Touch drag clone styling */
.drag-clone {
    transform: scale(0.9) rotate(3deg);
    opacity: 0.9;
    box-shadow: var(--shadow-xl);
    border: 2px solid var(--color-primary);
}

/* Touch interaction improvements */
.word-card {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    touch-action: none;
}

.word-card.incorrect {
    animation: shake 0.5s ease-in-out;
    border-color: var(--color-error);
    background: var(--color-error-light);
}

.letter-dropzone.flash-red {
    animation: flashRedDropzone 0.6s ease-in-out;
}

@keyframes flashRedDropzone {
    0%, 100% {
        background: #fafafa;
        border-color: transparent;
    }
    50% {
        background: var(--color-error-light);
        border-color: var(--color-error);
        transform: scale(1.1);
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.card-emoji {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.card-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
    pointer-events: none;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.card-word {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text);
    pointer-events: none;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.card-emoji {
    pointer-events: none;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.word-card.placed-correct .card-word {
    color: var(--color-white);
}

.game-controls {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
}

.control-button {
    background: var(--color-text-light);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-normal);
}

.control-button:hover {
    background: var(--color-text);
    transform: translateY(-2px);
}

/* Completion Screen Styles */
.completion-content {
    text-align: center;
}

.completion-content h1 {
    color: var(--color-success);
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-2xl);
}

.completion-content p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    color: var(--color-text);
}

#final-score h2 {
    color: var(--color-primary);
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-lg);
}

#final-score p {
    color: var(--color-text-light);
    font-size: var(--font-size-lg);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-sm);
        width: 98%;
    }

    .screen {
        padding: var(--spacing-xl);
    }

    .game-header {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
    }

    .dropzone-area {
        padding: var(--spacing-lg);
    }

    .letter-boxes {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
    }

    .letter-box {
        width: calc(50% - 5px);
        max-width: 160px;
        min-width: 130px;
        min-height: 180px;
    }

    .word-cards {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }

    .game-controls {
        flex-direction: column;
        align-items: center;
    }

    .control-button {
        width: 100%;
        max-width: 200px;
    }


    .word-count-selection {
        justify-content: center;
    }
}

/* Score Popup Animation */
.score-popup {
    color: var(--color-success);
    font-weight: bold;
    font-size: var(--font-size-xl);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    pointer-events: none;
    animation: scoreFloat 2s ease-out forwards;
}

@keyframes scoreFloat {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0) scale(1);
    }
    50% {
        transform: translateX(-50%) translateY(-30px) scale(1.2);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(-60px) scale(0.8);
    }
}

/* Enhanced Drag and Drop Visual Feedback - Now handled above in letter-box-content styles */