/* Engineering Workflows Styles */

/* Language switcher styles */
.language-switcher {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.language-switcher select {
    padding: 8px 12px;
    border-radius: 5px;
    border: 1px solid #ddd;
    background-color: white;
    cursor: pointer;
    font-size: 14px;
}

.workflow-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.workflow-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid #e0e0e0;
}

.workflow-header h1 {
    font-size: 2.5rem;
    color: #2c3e50;
    margin: 0;
}

.domain-filter {
    display: flex;
    gap: 10px;
}

.domain-filter button {
    padding: 10px 20px;
    border: 1px solid var(--border-default, #e2e8f0);
    border-radius: var(--radius-lg, 0.5rem);
    background: var(--bg-surface, #ffffff);
    color: var(--text-secondary, #475569);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.875rem;
    font-weight: 500;
}

.domain-filter button:hover {
    background: var(--bg-surface-hover, #f1f5f9);
    border-color: var(--primary, #2a5298);
    color: var(--primary, #2a5298);
}

.domain-filter button.active {
    background: var(--primary, #2a5298);
    color: white;
    border-color: var(--primary, #2a5298);
}

.workflow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.tag-filter {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.tag-filter-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted, #94a3b8);
    font-weight: 600;
}

.tag-filter-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.tag-filter-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    flex: 1;
}

.tag-filter-clear {
    border: 1px solid var(--border-default, #e2e8f0);
    background: var(--bg-surface, #ffffff);
    color: var(--text-secondary, #475569);
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tag-filter-clear:hover {
    background: var(--bg-surface-hover, #f1f5f9);
    color: var(--primary, #2a5298);
    border-color: var(--primary, #2a5298);
}

.tag-filter-empty {
    font-size: 0.85rem;
    color: var(--text-muted, #94a3b8);
}

.tag-chip {
    border: 1px solid var(--border-default, #e2e8f0);
    background: var(--bg-surface, #ffffff);
    color: var(--text-secondary, #475569);
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tag-chip:hover {
    background: var(--bg-surface-hover, #f1f5f9);
    border-color: var(--primary, #2a5298);
    color: var(--primary, #2a5298);
}

.tag-chip.active {
    background: var(--primary, #2a5298);
    border-color: var(--primary, #2a5298);
    color: #ffffff;
}

.tag-chip.small {
    cursor: default;
    font-size: 0.7rem;
    padding: 4px 10px;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 8px 0 0;
}

.difficulty-badge {
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 700;
    background: #e2e8f0;
    color: #475569;
}

.difficulty-badge.basic {
    background: #e0f2fe;
    color: #0369a1;
}

.difficulty-badge.intermediate {
    background: #fef3c7;
    color: #b45309;
}

.difficulty-badge.advanced {
    background: #fee2e2;
    color: #b91c1c;
}

/* Domain-based card colors */
.workflow-card[data-domain="electrical"],
.pipeline-card[data-domain="electrical"] {
    border-left: 5px solid #f59e0b;
    background: linear-gradient(135deg, #fffbeb 0%, #ffffff 100%);
}

.workflow-card[data-domain="mechanical"],
.pipeline-card[data-domain="mechanical"] {
    border-left: 5px solid #3b82f6;
    background: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
}

.workflow-card[data-domain="civil"],
.pipeline-card[data-domain="civil"] {
    border-left: 5px solid #10b981;
    background: linear-gradient(135deg, #ecfdf5 0%, #ffffff 100%);
}

/* Enhanced difficulty badges with gradients */
.difficulty-badge.basic {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.3);
}

.difficulty-badge.intermediate {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    box-shadow: 0 2px 4px rgba(245, 158, 11, 0.3);
}

.difficulty-badge.advanced {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    box-shadow: 0 2px 4px rgba(239, 68, 68, 0.3);
}

.workflow-card {
    background: var(--bg-surface, #ffffff);
    border-radius: var(--radius-xl, 0.75rem);
    padding: 20px;
    box-shadow: var(--shadow-sm, 0 1px 3px 0 rgb(0 0 0 / 0.1));
    border: 1px solid var(--border-default, #e2e8f0);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.workflow-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg, 0 10px 15px -3px rgb(0 0 0 / 0.1));
}

.workflow-card h3 {
    color: var(--text-primary, #0f172a);
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.25rem;
    font-weight: 700;
}

.workflow-card p {
    color: var(--text-secondary, #475569);
    margin-bottom: 15px;
    min-height: 60px;
    font-size: 0.875rem;
    line-height: 1.5;
}

.workflow-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.workflow-domain {
    padding: 5px 12px;
    border-radius: var(--radius-full, 9999px);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.workflow-domain.electrical {
    background: var(--danger-light, #fef2f2);
    color: var(--danger, #ef4444);
}

.workflow-domain.mechanical {
    background: var(--warning-light, #fffbeb);
    color: var(--warning, #f59e0b);
}

.workflow-domain.civil {
    background: var(--success-light, #f0fdf4);
    color: var(--success, #22c55e);
}

.workflow-subcategory {
    color: var(--text-muted, #94a3b8);
    font-size: 0.875rem;
}

.workflow-steps {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-default, #e2e8f0);
}

.workflow-steps h4 {
    margin: 0 0 10px 0;
    color: var(--text-primary, #0f172a);
    font-size: 0.875rem;
    font-weight: 600;
}

.workflow-steps ol {
    margin: 0;
    padding-left: 20px;
    color: var(--text-secondary, #475569);
    font-size: 0.875rem;
}

.workflow-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.workflow-actions button {
    flex: 1;
    padding: 10px 16px;
    border: none;
    border-radius: var(--radius-lg, 0.5rem);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.875rem;
    font-weight: 600;
}

.btn-start {
    background: var(--primary, #2a5298);
    color: white;
}

.btn-start:hover {
    background: var(--primary-hover, #1e3c72);
}

.btn-start:active {
    transform: scale(0.97);
}

.btn-view {
    background: var(--bg-surface-hover, #f1f5f9);
    color: var(--text-secondary, #475569);
    border: 1px solid var(--border-default, #e2e8f0);
}

.btn-view:hover {
    background: var(--bg-muted, #e2e8f0);
}

.btn-view:active {
    transform: scale(0.97);
}

.no-workflows {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted, #94a3b8);
}

.no-workflows i {
    font-size: 4rem;
    margin-bottom: 20px;
    color: var(--border-default, #e2e8f0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .workflow-header {
        flex-direction: column;
        gap: 15px;
    }

    .workflow-grid {
        grid-template-columns: 1fr;
    }

    .domain-filter {
        flex-wrap: wrap;
        justify-content: center;
    }

    .tag-filter-row {
        flex-direction: column;
        align-items: flex-start;
    }
}

.workflow-modal-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 18px;
    align-items: start;
}

.workflow-flow-panel {
    position: sticky;
    top: 0;
    padding: 16px 12px;
    border-radius: 12px;
    background: linear-gradient(135deg, #f5f9ff, #fdf7f0);
    border: 1px solid #e2e9f5;
    box-shadow: 0 10px 30px rgba(31, 41, 55, 0.08);
    min-height: 320px;
}

.workflow-flow-title {
    font-family: 'Space Grotesk', 'Trebuchet MS', sans-serif;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #6b7280;
    margin-bottom: 12px;
}

.workflow-flow-node {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    margin-bottom: 10px;
    border-radius: 10px;
    border: 1px solid transparent;
    background: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
}

.workflow-flow-node:hover {
    transform: translateX(2px);
    border-color: #cbd5f5;
    box-shadow: 0 8px 18px rgba(51, 65, 85, 0.12);
}

.workflow-flow-node.active {
    background: #1f2937;
    color: #f9fafb;
    border-color: #1f2937;
    box-shadow: 0 12px 24px rgba(31, 41, 55, 0.25);
}

.flow-node-index {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: #1f2937;
    color: #f9fafb;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.workflow-flow-node.active .flow-node-index {
    background: #f97316;
    color: #111827;
}

.flow-node-label {
    font-size: 12px;
    font-weight: 600;
}

.workflow-step-panel {
    display: none;
    animation: workflowStepIn 0.3s ease;
}

.workflow-step-panel.active {
    display: block;
}

@keyframes workflowStepIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.workflow-step-header {
    margin-bottom: 16px;
}

.workflow-step-eyebrow {
    text-transform: uppercase;
    letter-spacing: 1.4px;
    color: #94a3b8;
    font-size: 11px;
}

.workflow-step-title {
    font-family: 'Space Grotesk', 'Trebuchet MS', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: #1f2937;
    margin-top: 4px;
}

.workflow-step-diagram {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    border-radius: 10px;
    background: #f8fafc;
    border: 1px dashed #cbd5f5;
    margin-bottom: 16px;
    font-family: 'IBM Plex Mono', Consolas, monospace;
    font-size: 12px;
    color: #475569;
}

.workflow-step-diagram .diagram-node {
    padding: 6px 10px;
    border-radius: 999px;
    background: #e2e8f0;
    font-weight: 600;
}

.workflow-step-diagram .diagram-node.active {
    background: #f97316;
    color: #111827;
}

.workflow-step-diagram .diagram-arrow {
    color: #94a3b8;
    font-size: 14px;
}

.workflow-step-empty {
    padding: 14px;
    border-radius: 10px;
    background: #f1f5f9;
    color: #6b7280;
    font-size: 13px;
}

.workflow-summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
    margin-top: 10px;
}

.workflow-summary-card {
    padding: 12px 14px;
    border-radius: 10px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
}

.workflow-summary-card h4 {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #64748b;
    margin-bottom: 8px;
}

.workflow-summary-list {
    font-size: 12px;
    color: #475569;
    max-height: 180px;
    overflow: auto;
}

.workflow-summary-list div {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    padding: 6px 0;
    border-bottom: 1px dashed #e2e8f0;
}

.workflow-summary-list div:last-child {
    border-bottom: none;
}

.workflow-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.workflow-footer .workflow-nav {
    display: flex;
    gap: 8px;
}

.workflow-footer .workflow-actions {
    display: flex;
    gap: 8px;
}

@media (max-width: 900px) {
    .workflow-modal-layout {
        grid-template-columns: 1fr;
    }

    .workflow-flow-panel {
        position: static;
        display: flex;
        flex-direction: row;
        gap: 10px;
        overflow-x: auto;
    }

    .workflow-flow-node {
        min-width: 160px;
        margin-bottom: 0;
    }
}

/* ============================================
   Dark Mode Support
   ============================================ */

.dark .workflow-card,
.dark .workflow-flow-panel,
.dark .workflow-summary-card {
    background: var(--bg-surface, #1e293b);
    border-color: var(--border-default, #334155);
}

.dark .workflow-flow-panel {
    background: linear-gradient(135deg, rgba(30, 41, 59, 1), rgba(30, 41, 59, 0.8));
}

.dark .workflow-flow-node {
    background: rgba(51, 65, 85, 0.5);
}

.dark .workflow-flow-node:hover {
    border-color: var(--primary, #3b82f6);
    background: rgba(51, 65, 85, 0.8);
}

.dark .workflow-flow-node.active {
    background: var(--primary, #3b82f6);
}

.dark .workflow-step-title {
    color: var(--text-primary, #f1f5f9);
}

.dark .workflow-step-diagram {
    background: rgba(51, 65, 85, 0.5);
    border-color: var(--border-default, #475569);
}

.dark .workflow-step-diagram .diagram-node {
    background: var(--bg-muted, #475569);
    color: var(--text-primary, #f1f5f9);
}

.dark .workflow-step-empty {
    background: rgba(51, 65, 85, 0.5);
    color: var(--text-muted, #94a3b8);
}

.dark .workflow-summary-card {
    background: rgba(51, 65, 85, 0.5);
}

.dark .workflow-summary-list div {
    border-bottom-color: var(--border-default, #334155);
}

/* Dark mode domain badges */
.dark .workflow-domain.electrical {
    background: rgba(239, 68, 68, 0.2);
    color: #f87171;
}

.dark .workflow-domain.mechanical {
    background: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
}

.dark .workflow-domain.civil {
    background: rgba(34, 197, 94, 0.2);
    color: #4ade80;
}