/* 
 * QMB Sílabas Trabadas - Optimized Main CSS
 * File: /qmbportal/quizzes/assets/css/siltrabadas.css
 * 
 * This file imports component styles and contains only activity-specific styles
 * for better maintainability and code organization.
 */ 

 @import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;700;900&display=swap');
 @import url('https://fonts.googleapis.com/css2?family=Quicksand:wght@300;400;500;600;700&display=swap');

 /* Import design system and components */
 @import url('components/utilities.css');
 @import url('components/header.css');
 @import url('components/modal.css');
 
 /* Global Reset and Base Styles */
 *,
 *::before,
 *::after {
     margin: 0;
     padding: 0;
     box-sizing: border-box;
 }
 
 body {
     font-family: var(--font-primary);
     background: #2c3e50;
     min-height: 100vh;
     padding: var(--spacing-xl);
     line-height: 1.6;
     color: var(--dark-gray);
     overflow-x: hidden;
 }
 
 /* Main Container */
 .container {
     max-width: 1200px;
     margin: 0 auto;
     background: var(--white);
     border-radius: var(--radius-xxl);
     box-shadow: var(--shadow-xl);
     overflow: hidden;
     position: relative;
 }
 
 /* Loading Spinner */
 .loading {
     display: none;
     text-align: center;
     padding: var(--spacing-xxl);
     background: var(--white);
 }
 
 .loading.show {
     display: block;
 }
 
 .spinner {
     border: 4px solid var(--light-gray);
     border-top: 4px solid var(--orange);
     border-radius: 50%;
     width: 60px;
     height: 60px;
     animation: spin 1s linear infinite;
     margin: 0 auto var(--spacing-lg);
 }
 
 @keyframes spin {
     0% { transform: rotate(0deg); }
     100% { transform: rotate(360deg); }
 }
 
 /* Game Area Styles */
 .game-area {
     padding: var(--spacing-lg);
     background: var(--white);
     min-height: 400px;
 }
 
 /* Syllables Container */
 .syllables-container {
     background: linear-gradient(135deg, var(--golden-light), var(--golden));
     border: 3px dashed var(--golden-dark);
     border-radius: var(--radius-lg);
     padding: var(--spacing-md);
     margin-top: var(--spacing-lg);
     margin-bottom: var(--spacing-sm);
     text-align: center;
     position: relative;
     transition: all var(--transition-normal);
 }
 
 .syllables-container:hover {
     transform: translateY(-2px);
     box-shadow: var(--shadow-md);
 }
 
 .syllables-title {
     font-size: 1.2rem;
     color: var(--black);
     margin-bottom: var(--spacing-xl);
     font-family: var(--font-tertiary);
     font-weight:bold;
     text-shadow: 1px 1px 2px rgba(255,255,255,0.5);
 }
 
 .syllables-grid {
     display: flex;
     flex-wrap: wrap;
     gap: var(--spacing-lg);
     justify-content: center;
 }
 
 /* Syllable Items */
 .syllable-item {
     background: linear-gradient(45deg, var(--white), var(--light-gray));
     color: var(--dark-gray);
     padding: var(--spacing-sm) var(--spacing-md);
     border-radius: var(--radius-xl);
     font-size: 1.3rem;
     font-weight: bold;
     cursor: grab;
     user-select: none;
     border: 3px solid var(--orange);
     transition: all var(--transition-normal);
     box-shadow: var(--shadow-md);
     position: relative;
     min-width: 60px;
     text-align: center;
 }
 
 .syllable-item::before {
     content: '';
     position: absolute;
     top: -2px;
     left: -2px;
     right: -2px;
     bottom: -2px;
     background: linear-gradient(45deg, var(--orange), var(--golden));
     border-radius: var(--radius-xl);
     z-index: -1;
     opacity: 0;
     transition: opacity var(--transition-normal);
 }
 
 .syllable-item:hover {
     transform: translateY(-5px) scale(1.05);
     box-shadow: var(--shadow-lg);
     background: linear-gradient(45deg, var(--golden-light), var(--golden));
 }
 
 .syllable-item:hover::before {
     opacity: 1;
 }
 
 .syllable-item:active,
 .syllable-item.dragging {
     cursor: grabbing;
     transform: rotate(8deg) scale(1.1);
     background: linear-gradient(45deg, var(--orange-light), var(--orange));
     color: var(--white);
     box-shadow: var(--shadow-xl);
     z-index: 1000;
 }
 
 /* Words Grid */
 .words-grid {
     display: grid;
     grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
     gap: var(--spacing-xl);
 }
 
 /* Word Cards */
 .word-card {
     background: var(--white);
     border: 3px solid var(--light-gray);
     border-radius: var(--radius-lg);
     padding: var(--spacing-md);
     text-align: center;
     transition: all var(--transition-normal);
     position: relative;
     box-shadow: var(--shadow-md);
     overflow: hidden;
 }
 
 .word-card::before {
     content: '';
     position: absolute;
     top: 0;
     left: -100%;
     width: 100%;
     height: 100%;
     background: linear-gradient(90deg, transparent, rgba(244, 208, 63, 0.1), transparent);
     transition: left var(--transition-slow);
 }
 
 .word-card:hover {
     transform: translateY(-5px);
     box-shadow: var(--shadow-lg);
     border-color: var(--golden);
 }
 
 .word-card:hover::before {
     left: 100%;
 }
 
 .word-card.completed {
     border-color: var(--success);
     background: linear-gradient(135deg, var(--white), #d4edda);
     animation: completionPulse 1.5s ease-in-out;
 }
 
 @keyframes completionPulse {
     0%, 100% { transform: translateY(0) scale(1); }
     50% { transform: translateY(-3px) scale(1.02); }
 }
 
 /* Word Images */
.word-image {
    width: 90px;
    height: 90px;
    margin: 0 auto var(--spacing-sm);
    background: var(--light-gray);
    border: 3px solid var(--golden);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    transition: all var(--transition-normal);
    position: relative;
}
 
.word-card:hover .word-image {
    border-color: var(--orange);
    background: var(--golden-light);
    transform: scale(1.05);
}

 .word-display {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: 1.6rem;
    font-weight: bold;
    color: var(--dark-gray);
    letter-spacing: 0.5px;
    flex-wrap: wrap;
    gap: 2px;
}

.word-part {
    color: var(--dark-gray);
    line-height: 1;
}

/* Inline drop zones */
.word-display .drop-zone {
    min-height: 70px;
    min-width: 70px;
    border: 3px dashed var(--orange);
    border-radius: var(--radius-lg);
    background: var(--golden-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--medium-gray);
    transition: all var(--transition-normal);
    margin: 0 2px;
}

.word-display .drop-zone.drag-over {
    background: var(--info);
    color: var(--white);
    transform: scale(1.1);
    border-color: var(--orange-dark);
    box-shadow: var(--shadow-md);
}

.word-display .drop-zone.correct {
    min-height: 70px;
    background: var(--success);
    color: var(--white);
    border-color: var(--success);
    font-weight: bold;
}

.word-display .drop-zone.incorrect {
    background: var(--danger);
    color: var(--white);
    border-color: var(--danger);
    animation: shake 0.6s ease-in-out;
}
 
/* Drop Zones - Fallback/Legacy styling */
.words-grid .drop-zone:not(.word-display .drop-zone) {
    min-height: 70px;
    border: 3px dashed var(--medium-gray);
    border-radius: var(--radius-lg);
    background: var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    position: relative;
    font-weight: 600;
    color: var(--medium-gray);
    font-size: 1rem;
    overflow: hidden;
}

.words-grid .drop-zone:not(.word-display .drop-zone)::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, var(--orange-light), transparent);
    transition: all var(--transition-normal);
    transform: translate(-50%, -50%);
    border-radius: 50%;
    opacity: 0;
}

.words-grid .drop-zone:not(.word-display .drop-zone).drag-over {
    border-color: var(--orange);
    background: var(--orange-light);
    color: var(--white);
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.words-grid .drop-zone:not(.word-display .drop-zone).drag-over::before {
    width: 100%;
    height: 100%;
    opacity: 0.3;
}

.words-grid .drop-zone:not(.word-display .drop-zone).correct {
    border-color: var(--success);
    background: linear-gradient(135deg, #d4edda, #c3e6cb);
    color: var(--success);
    animation: successPulse 0.6s ease-in-out;
}

.words-grid .drop-zone:not(.word-display .drop-zone).incorrect {
    border-color: var(--danger);
    background: var(--danger);
    color: var(--white);
    animation: shake 0.6s ease-in-out;
}
 
 @keyframes successPulse {
     0%, 100% { transform: scale(1); }
     50% { transform: scale(1.1); }
 }
 
 @keyframes shake {
     0%, 20%, 40%, 60%, 80%, 100% { transform: translateX(0); }
     10%, 30%, 50%, 70%, 90% { transform: translateX(-10px); }
 }
 
 /* Dropped Syllable Styling */
 .dropped-syllable {
    min-height: 70px;
    min-width: 70px;
    background: linear-gradient(45deg, var(--golden), var(--golden-dark));
    color: var(--black);
    padding: var(--spacing-sm) var(--spacing-sm);
    border-radius: var(--radius-xl);
    font-weight: bold;
    box-shadow: var(--shadow-md);
    font-size: 1.9rem;
    animation: dropIn 0.5s ease-out;
    text-align: center;
    text-align: center;
}
 
 @keyframes dropIn {
     0% {
         transform: scale(0.3) rotate(180deg);
         opacity: 0;
     }
     50% {
         transform: scale(1.1) rotate(0deg);
     }
     100% {
         transform: scale(1) rotate(0deg);
         opacity: 1;
     }
 }
 
 /* Attempts Counter */
 .attempts-counter {
     position: absolute;
     top: var(--spacing-md);
     right: var(--spacing-md);
     background: var(--golden);
     color: var(--dark-gray);
     border-radius: 50%;
     width: 35px;
     height: 35px;
     display: flex;
     align-items: center;
     justify-content: center;
     font-weight: bold;
     font-size: 1rem;
     box-shadow: var(--shadow-md);
     border: 3px solid var(--white);
     transition: all var(--transition-normal);
 }
 
 .attempts-counter:hover {
     transform: scale(1.1);
     background: var(--orange);
     color: var(--white);
 }
 
 /* Tier Badges */
 .tier-badge {
     display: inline-block;
     padding: var(--spacing-xs) var(--spacing-sm);
     border-radius: var(--radius-md);
     font-size: 0.75rem;
     font-weight: bold;
     margin-left: var(--spacing-sm);
     text-transform: uppercase;
 }
 
 .tier-5 { background: var(--success); color: var(--white); }
 .tier-4 { background: var(--info); color: var(--white); }
 .tier-3 { background: var(--warning); color: var(--dark-gray); }
 .tier-2 { background: var(--orange); color: var(--white); }
 .tier-1 { background: var(--danger); color: var(--white); }
 
 /* Responsive Design */
 @media (max-width: 768px) {
    body {
        padding: var(--spacing-lg);
    }
     
    .learning-level {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }
     
    .level-info {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: center;
    }
     
    .words-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
     
    .syllables-grid {
        gap: var(--spacing-md);
    }
     
    .syllable-item {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 1.1rem;
        min-width: 50px;
    }
     
    .word-card {
        padding: var(--spacing-lg);
    }
     
    .word-image {
        width: 70px;
        height: 70px;
        font-size: 2rem;
    }

    .words-grid .drop-zone:not(.word-display .drop-zone) {
        min-height: 50px;
        font-size: 0.9rem;
    }
    
    .word-display {
        font-size: 1.4rem;
    }
    
    .word-display .drop-zone {
        min-width: 50px;
        min-height: 35px;
        font-size: 1.1rem;
    }
 }
 
 @media (max-width: 480px) {
    body {
        padding: var(--spacing-md);
    }
     
    .container {
        border-radius: var(--radius-lg);
    }
     
    .game-area {
        padding: var(--spacing-sm);
    }
     
    .syllables-container {
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }
     
    .syllables-title {
        font-size: 1rem;
        margin-bottom: var(--spacing-lg);
    }
     
    .syllable-item {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 1rem;
        min-width: 45px;
    }
     
    .word-card {
        padding: var(--spacing-md);
    }
     
    .word-image {
        width: 60px;
        height: 60px;
        font-size: 1.8rem;
        margin-bottom: var(--spacing-md);
    }
     
    .attempts-counter {
        width: 30px;
        height: 30px;
        font-size: 0.9rem;
        top: var(--spacing-sm);
        right: var(--spacing-sm);
    }
    .words-grid .drop-zone:not(.word-display .drop-zone) {
        min-height: 40px;
        font-size: 0.8rem;
    }
    
    .word-display {
        font-size: 1.2rem;
    }
    
    .word-display .drop-zone {
        min-width: 45px;
        min-height: 32px;
        font-size: 1rem;
    }
 }
 
 /* Accessibility Improvements */
 @media (prefers-reduced-motion: reduce) {
     * {
         animation-duration: 0.01ms !important;
         animation-iteration-count: 1 !important;
         transition-duration: 0.01ms !important;
     }
     
     .progress-bar::after {
         display: none;
     }
     
     .word-card::before {
         display: none;
     }
 }
 
 /* High Contrast Mode */
 @media (prefers-contrast: high) {
     .word-card {
         border: 3px solid var(--dark-gray);
     }
     
     .syllable-item {
         border: 3px solid var(--dark-gray);
     }
     
     .drop-zone {
         border: 3px solid var(--dark-gray);
     }
 }
 
 /* Print Styles */
 @media print {
     body {
         background: white !important;
         color: black !important;
     }
     
     .container {
         box-shadow: none !important;
         border: 1px solid #ccc;
     }
     
     .syllables-container,
     .word-card {
         break-inside: avoid;
     }
     
     .loading {
         display: none !important;
     }
 }