/* ===== TRAINER SCREEN ===== */

.trainer-container {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 40px;
    max-width: 1200px;
    margin: 0 auto;
    background: radial-gradient(ellipse at 50% 0%, 
        rgba(0, 212, 255, 0.05) 0%, 
        transparent 70%);
}

/* ===== TRAINER HEADER ===== */

.trainer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    gap: 20px;
    animation: slideInDown var(--transition-slow) ease-out;
}

.back-button {
    flex-shrink: 0;
}

.trainer-title {
    flex: 1;
    text-align: center;
    color: var(--neon-cyan);
    text-shadow: 0 0 15px var(--neon-cyan);
    font-size: 2rem;
}

.trainer-progress {
    flex-shrink: 0;
    padding: 10px 20px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--neon-cyan);
    border-radius: 8px;
    color: var(--neon-cyan);
    font-weight: 700;
    font-size: 0.95rem;
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.2);
}

/* ===== TRAINER CONTENT ===== */

.trainer-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 40px;
    animation: slideInUp calc(var(--transition-slow) + 0.1s) ease-out;
}

.trainer-content-inner {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== FUSE REPAIR CONTENT ===== */

.sentence-display {
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid var(--color-fuse);
    border-radius: 12px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 
        inset 0 0 30px rgba(255, 0, 110, 0.1),
        0 0 40px rgba(255, 0, 110, 0.2);
    width: 100%;
}

.sentence-text {
    font-size: 1.3rem;
    line-height: 1.8;
    text-align: center;
    color: var(--text-primary);
    text-shadow: 0 0 10px rgba(255, 0, 110, 0.3);
}

.sentence-text .blank {
    display: inline-block;
    position: relative;
    min-width: 150px;
    padding: 5px 10px;
    background: rgba(255, 0, 110, 0.1);
    border: 2px dashed var(--color-fuse);
    border-radius: 6px;
    color: var(--neon-pink);
    font-weight: 700;
}

/* Options Grid */
.options-container {
    width: 100%;
    margin-top: 30px;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    width: 100%;
}

.option-btn {
    padding: 15px 20px;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid var(--neon-cyan);
    border-radius: 8px;
    color: var(--neon-cyan);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.option-btn:hover {
    border-color: var(--neon-pink);
    color: var(--neon-pink);
    box-shadow: 0 0 25px var(--neon-pink);
    transform: translateY(-3px);
}

.option-btn.selected {
    background: rgba(255, 0, 110, 0.2);
    border-color: var(--neon-pink);
    color: var(--neon-pink);
    box-shadow: 
        inset 0 0 20px rgba(255, 0, 110, 0.3),
        0 0 30px var(--neon-pink);
    text-shadow: 0 0 10px var(--neon-pink);
}

/* ===== VOLTAGE ROUTING CONTENT ===== */

.voltage-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    width: 100%;
    height: 100%;
}

.forms-list,
.sentences-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 30px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid;
    border-radius: 12px;
}

.forms-list {
    border-color: var(--color-voltage);
    box-shadow: 
        inset 0 0 30px rgba(255, 215, 0, 0.1),
        0 0 40px rgba(255, 215, 0, 0.2);
}

.sentences-list {
    border-color: var(--color-voltage);
    box-shadow: 
        inset 0 0 30px rgba(255, 215, 0, 0.1),
        0 0 40px rgba(255, 215, 0, 0.2);
}

.forms-list h3,
.sentences-list h3 {
    color: var(--color-voltage);
    text-shadow: 0 0 10px var(--color-voltage);
    text-align: center;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--color-voltage);
    padding-bottom: 15px;
}

.forms-items,
.sentences-items {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-item {
    padding: 15px;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--color-voltage);
    border-radius: 8px;
    cursor: move;
    transition: all var(--transition-normal);
    color: var(--color-voltage);
    font-weight: 700;
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.2);
}

.form-item:hover {
    border-color: var(--neon-pink);
    color: var(--neon-pink);
    transform: translateX(-5px);
    box-shadow: 0 0 20px var(--neon-pink);
    background: rgba(255, 0, 110, 0.1);
}

.form-item.dragging {
    opacity: 0.6;
    transform: scale(0.95);
}

.form-item .pos {
    display: block;
    font-size: 0.75rem;
    opacity: 0.7;
    margin-top: 5px;
}

.sentence-item {
    padding: 20px;
    background: rgba(0, 0, 0, 0.4);
    border: 2px dashed var(--color-voltage);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all var(--transition-normal);
    position: relative;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sentence-item:hover {
    border-color: var(--neon-pink);
    box-shadow: 0 0 20px rgba(255, 0, 110, 0.3);
}

.sentence-item.connected {
    border-color: var(--neon-green);
    background: rgba(0, 255, 136, 0.1);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.4);
}

/* ===== CIRCUIT SORT CONTENT ===== */

.sort-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    width: 100%;
}

.words-pool,
.categories-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.words-pool > h3,
.categories-section > h3 {
    color: var(--color-circuit);
    text-shadow: 0 0 10px var(--color-circuit);
    text-align: center;
    margin-bottom: 10px;
}

.words-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid var(--color-circuit);
    border-radius: 12px;
    box-shadow: 
        inset 0 0 30px rgba(0, 255, 136, 0.1),
        0 0 40px rgba(0, 255, 136, 0.2);
    min-height: 300px;
}

.word-item {
    padding: 15px;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid var(--color-circuit);
    border-radius: 8px;
    color: var(--color-circuit);
    font-weight: 700;
    text-align: center;
    cursor: grab;
    transition: all var(--transition-normal);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
}

.word-item:hover {
    transform: scale(1.05);
    border-color: var(--neon-pink);
    color: var(--neon-pink);
    box-shadow: 0 0 20px var(--neon-pink);
    background: rgba(255, 0, 110, 0.1);
    cursor: grabbing;
}

.word-item.dragging {
    opacity: 0.6;
    transform: scale(0.95);
}

.word-item.placed {
    opacity: 0.4;
    pointer-events: none;
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.category-slot {
    padding: 20px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    min-height: 250px;
    transition: all var(--transition-normal);
}

.category-slot.nouns {
    border-color: var(--neon-cyan);
    box-shadow: 
        inset 0 0 30px rgba(0, 212, 255, 0.1),
        0 0 40px rgba(0, 212, 255, 0.2);
}

.category-slot.verbs {
    border-color: var(--neon-gold);
    box-shadow: 
        inset 0 0 30px rgba(255, 215, 0, 0.1),
        0 0 40px rgba(255, 215, 0, 0.2);
}

.category-slot.adjectives {
    border-color: var(--neon-pink);
    box-shadow: 
        inset 0 0 30px rgba(255, 0, 110, 0.1),
        0 0 40px rgba(255, 0, 110, 0.2);
}

.category-slot.adverbs {
    border-color: var(--color-circuit);
    box-shadow: 
        inset 0 0 30px rgba(0, 255, 136, 0.1),
        0 0 40px rgba(0, 255, 136, 0.2);
}

.category-slot:hover {
    transform: translateY(-5px);
}

.category-slot.drag-over {
    transform: scale(1.02);
}

.category-name {
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.95rem;
    padding-bottom: 10px;
    border-bottom: 1px solid currentColor;
}

.category-slot.nouns .category-name { color: var(--neon-cyan); }
.category-slot.verbs .category-name { color: var(--neon-gold); }
.category-slot.adjectives .category-name { color: var(--neon-pink); }
.category-slot.adverbs .category-name { color: var(--color-circuit); }

.placed-words {
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.placed-word {
    padding: 12px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid currentColor;
    border-radius: 6px;
    animation: slideInUp var(--transition-normal) ease-out;
}

/* ===== TRAINER FOOTER ===== */

.trainer-footer {
    display: flex;
    justify-content: center;
    gap: 20px;
    animation: slideInUp calc(var(--transition-slow) + 0.2s) ease-out;
}

.check-button {
    position: relative;
    padding: 16px 60px;
    background: rgba(0, 255, 136, 0.1);
    border: 2px solid var(--neon-green);
    border-radius: 10px;
    color: var(--neon-green);
    font-family: inherit;
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 
        inset 0 0 20px rgba(0, 255, 136, 0.2),
        0 0 30px rgba(0, 255, 136, 0.3);
}

.check-button:hover:not(:disabled) {
    box-shadow: 
        inset 0 0 30px rgba(0, 255, 136, 0.4),
        0 0 50px rgba(0, 255, 136, 0.6);
    transform: translateY(-3px);
    text-shadow: 0 0 10px var(--neon-green);
}

.check-button:active:not(:disabled) {
    transform: translateY(0);
}

.check-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 1024px) {
    .voltage-section {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .sort-section {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .trainer-container {
        padding: 20px;
    }
    
    .trainer-header {
        flex-wrap: wrap;
        margin-bottom: 20px;
    }
    
    .sentence-display {
        padding: 20px;
        margin-bottom: 20px;
    }
    
    .sentence-text {
        font-size: 1rem;
    }
    
    .options-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .words-items {
        grid-template-columns: 1fr;
        min-height: 200px;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .trainer-container {
        padding: 15px;
    }
    
    .trainer-title {
        font-size: 1.3rem;
    }
    
    .options-grid {
        grid-template-columns: 1fr;
    }
    
    .forms-list,
    .sentences-list {
        padding: 15px;
    }
}