/* ===== Event Loop Visualizer Styles ===== */

.event-loop-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
}

.el-column {
    display: flex;
    flex-direction: column;
}

.el-column h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.el-column h4 i {
    color: var(--primary-color);
}

.el-stack, .el-queue, .el-console {
    flex: 1;
    min-height: 200px;
    background: white;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    overflow-y: auto;
}

.el-stack {
    flex-direction: column-reverse;
    justify-content: flex-start;
}

.el-queue.micro {
    border-color: #8b5cf6;
}

.el-queue.macro {
    border-color: #f59e0b;
}

.el-item {
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-family: var(--font-mono);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.el-stack .el-item {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.el-stack .el-item.executing {
    background: linear-gradient(135deg, var(--success-color), #059669);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
}

.el-queue.micro .el-item {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: white;
}

.el-queue.macro .el-item {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

.el-console .el-item {
    background: #1e1e2e;
    color: #a6e3a1;
    font-family: var(--font-mono);
}

.el-console .el-item::before {
    content: '> ';
    color: #89b4fa;
}

.step-info {
    margin-left: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.step-info span {
    font-weight: 700;
    color: var(--primary-color);
}

@media (max-width: 992px) {
    .event-loop-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .event-loop-container {
        grid-template-columns: 1fr;
    }
    
    .el-stack, .el-queue, .el-console {
        min-height: 120px;
    }
}

/* Code Input */
#codeInput {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.6;
    background: #1e1e2e;
    color: #cdd6f4;
    border: none;
    resize: vertical;
}

#codeInput:focus {
    outline: 2px solid var(--primary-color);
}

/* Binary Search Styles */
.binary-array {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.binary-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    min-width: 50px;
    transition: all 0.3s ease;
}

.binary-item .val {
    font-size: 1.25rem;
    font-weight: 700;
}

.binary-item .idx {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.binary-item.in-range {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(14, 165, 233, 0.2));
    border: 2px solid var(--primary-color);
}

.binary-item.out-range {
    background: var(--bg-tertiary);
    color: var(--text-light);
    opacity: 0.5;
}

.binary-item.mid {
    background: linear-gradient(135deg, var(--warning-color), #d97706);
    color: white;
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.binary-item.found {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.binary-pointers {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1.5rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.binary-pointers span {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* Graph Visualization */
.graph-visual {
    text-align: center;
}

.graph-nodes {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.graph-node {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    border: 3px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    transition: all 0.3s ease;
}

.graph-node.visited {
    background: rgba(99, 102, 241, 0.2);
    border-color: var(--primary-color);
}

.graph-node.current {
    background: linear-gradient(135deg, var(--warning-color), #d97706);
    border-color: var(--warning-color);
    color: white;
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.graph-node.found {
    background: linear-gradient(135deg, var(--success-color), #059669);
    border-color: var(--success-color);
    color: white;
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.graph-info {
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: 1rem;
}

.graph-info .info-row {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.graph-info .info-row:last-child {
    margin-bottom: 0;
}

.graph-info strong {
    color: var(--primary-color);
}

/* Search Visual Container */
.search-visual {
    width: 100%;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}