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var(--space-2);margin:0;line-height:1.6}.diff-line-truncated-modal,.diff-hunk-truncated-modal{padding:var(--space-2);color:var(--text-muted);font-style:italic;text-align:center}.component-info-modal{margin-top:var(--space-4);padding:var(--space-3);border-radius:var(--radius-md)}.info-added{background:#10b9810d;border:1px solid rgba(16,185,129,.2)}.info-removed{background:#ef44440d;border:1px solid rgba(239,68,68,.2)}.info-badge-modal{display:inline-block;padding:var(--space-1) var(--space-3);border-radius:var(--radius-md);font-size:var(--text-xs);font-weight:600;margin-bottom:var(--space-2)}.component-info-modal p{margin:0;font-size:var(--text-sm);color:var(--text-secondary)}@media (max-width: 968px){.compare-top-bar{flex-direction:column;align-items:stretch}.compare-top-bar-left{flex-direction:column;align-items:stretch;gap:var(--space-4)}.change-stats-inline{border-left:none;border-top:1px solid 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var(--transition-base)}.upload-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-4);border:none!important;background:transparent!important}.upload-label{font-size:var(--text-sm);font-weight:600;color:var(--text-primary);text-transform:uppercase;letter-spacing:.05em;border:none!important;background:transparent!important;padding:0!important}.upload-remove-btn{background:transparent;border:none;color:var(--text-muted);cursor:pointer;padding:var(--space-1);display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);transition:all var(--transition-fast)}.upload-remove-btn:hover{background:var(--bg-secondary);color:var(--text-primary)}.upload-dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:180px;padding:var(--space-6);background:var(--bg-secondary);border:2px dashed var(--border-default);border-radius:var(--radius-lg);cursor:pointer;transition:all 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transparent}.component-row:hover{background:var(--bg-elevated)}.component-row.change-added{border-left-color:#10b981}.component-row.change-modified{border-left-color:#f59e0b}.component-row.change-removed{border-left-color:#ef4444}.component-checkbox{width:16px;height:16px;cursor:pointer;flex-shrink:0}.change-indicator{width:20px;height:20px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);font-weight:700;font-size:var(--text-xs);flex-shrink:0}.indicator-added{background:#10b9811a;color:#10b981}.indicator-modified{background:#f59e0b1a;color:#f59e0b}.indicator-removed{background:#ef44441a;color:#ef4444}.component-name{flex:1;font-size:var(--text-sm);font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.component-stats{display:flex;gap:var(--space-2);font-size:var(--text-xs);font-weight:600;flex-shrink:0}.empty-state-wrapper{display:flex;align-items:center;justify-content:center;min-height:400px;padding:var(--space-12)}.empty-state-content{text-align:center;max-width:400px}.empty-icon{color:var(--text-muted);margin-bottom:var(--space-4)}.empty-state-content h3{font-size:var(--text-xl);font-weight:600;color:var(--text-primary);margin:0 0 var(--space-2) 0}.empty-state-content p{font-size:var(--text-base);color:var(--text-secondary);margin:0}@media (max-width: 968px){.upload-grid{grid-template-columns:1fr}.upload-arrow{padding-top:0;transform:rotate(90deg)}.results-header-content{flex-direction:column;align-items:stretch}.results-header-left{flex-direction:column;gap:var(--space-4)}.solution-info{flex-direction:column;align-items:flex-start;gap:var(--space-2)}.stats-pills{justify-content:flex-start}.results-header-actions{flex-wrap:wrap;justify-content:flex-start}.category-grid{grid-template-columns:1fr}}@media (max-width: 640px){.upload-state-header h1{font-size:var(--text-2xl)}.results-header-content{padding:var(--space-3)}.results-main-content{padding:var(--space-4)}.btn-sm{font-size:var(--text-xs);padding:var(--space-2)}.solution-text{font-size:var(--text-xs)}}.info-button{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:var(--space-1);border-radius:var(--radius-md);display:inline-flex;align-items:center;justify-content:center;transition:all var(--transition-base)}.info-button:hover{background:var(--bg-hover);color:var(--color-primary)}.modal-content-small{max-width:500px}.description-modal-content{padding:var(--space-4) var(--space-6)}.description-modal-content p{margin:0;font-size:var(--text-base);color:var(--text-secondary);line-height:1.6}.components-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--space-4);padding:0;margin-bottom:var(--space-4);animation:fadeIn .3s ease-out}.component-card{display:grid;grid-template-rows:auto 1fr 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(max-width: 768px){.components-grid{grid-template-columns:1fr;gap:var(--space-3)}.component-card{padding:var(--space-4);gap:var(--space-3)}.component-card-icon{width:44px;height:44px}.results-container{padding:var(--space-4)}.section-header{flex-direction:column;align-items:flex-start;gap:var(--space-3)}.section-actions{width:100%;justify-content:flex-start}.component-card{padding:var(--space-4);gap:var(--space-3);min-height:100px}.component-card-icon{width:36px;height:36px}.component-card-main{gap:var(--space-2)}.component-card-main h4{font-size:var(--text-sm)}.stat-badge{font-size:10px;padding:4px 6px}.component-card-status-icon{top:var(--space-3);right:var(--space-3)}}@media (max-width: 480px){.component-card-main h4{font-size:var(--text-sm)}.component-card-selection .selected-count,.component-card-selection .text-muted{font-size:10px}}.toggle-container{display:flex;align-items:center;gap:var(--space-2);cursor:pointer;-webkit-user-select:none;user-select:none;padding:var(--space-2) 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var(--transition-base)}.card:hover{border-color:var(--border-default)}.card-header{margin-bottom:var(--space-6)}.card-title{font-size:var(--text-2xl);font-weight:700;color:var(--text-primary);margin-bottom:var(--space-2)}.card-description{font-size:var(--text-base);color:var(--text-secondary);margin-bottom:0}button{font-family:var(--font-sans);font-weight:500;cursor:pointer;transition:all var(--transition-fast);border:none;display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2)}.btn{padding:var(--space-3) var(--space-6);border-radius:var(--radius-lg);font-size:var(--text-sm);font-weight:500;transition:all var(--transition-fast)}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--border-default)}.btn-secondary:hover:not(:disabled){background:var(--bg-hover);border-color:var(--border-strong)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover:not(:disabled){background:var(--bg-elevated);color:var(--text-primary)}.btn-success{background:var(--color-success);color:#fff}.btn-success:hover:not(:disabled){background:var(--color-success-light);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-danger{background:var(--color-error);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}button:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.btn-lg{padding:var(--space-4) var(--space-8);font-size:var(--text-base)}.btn-sm{padding:var(--space-2) var(--space-4);font-size:var(--text-xs)}input[type=text],input[type=email],input[type=password],input[type=search],textarea,select{width:100%;padding:var(--space-3) var(--space-4);background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--radius-lg);color:var(--text-primary);font-size:var(--text-sm);font-family:var(--font-sans);transition:all var(--transition-fast)}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #6366f11a}input::placeholder,textarea::placeholder{color:var(--text-muted)}input[type=checkbox]{width:18px;height:18px;border:2px solid var(--border-default);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);appearance:none;background:var(--bg-elevated);position:relative}input[type=checkbox]:checked{background:var(--color-primary);border-color:var(--color-primary)}input[type=checkbox]:checked:after{content:"";position:absolute;left:5px;top:2px;width:4px;height:8px;border:solid white;border-width:0 2px 2px 0;transform:rotate(45deg)}.badge{display:inline-flex;align-items:center;padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:600;background:var(--bg-elevated);color:var(--text-secondary)}.badge-primary{background:#6366f11a;color:var(--color-primary-light)}.badge-success{background:#10b9811a;color:var(--color-success-light)}.badge-warning{background:#f59e0b1a;color:var(--color-warning-light)}.badge-error{background:#ef44441a;color:var(--color-error-light)}.alert{padding:var(--space-4) var(--space-6);border-radius:var(--radius-lg);margin-bottom:var(--space-6);display:flex;align-items:flex-start;gap:var(--space-3);animation:fadeIn var(--transition-base) ease-out}.alert-success{background:#10b9811a;border:1px solid rgba(16,185,129,.2);color:var(--color-success-light)}.alert-error{background:#ef44441a;border:1px solid rgba(239,68,68,.2);color:var(--color-error-light)}.alert-warning{background:#f59e0b1a;border:1px solid rgba(245,158,11,.2);color:var(--color-warning-light)}.alert-info{background:#6366f11a;border:1px solid rgba(99,102,241,.2);color:var(--color-primary-light)}progress{width:100%;height:8px;border-radius:var(--radius-full);overflow:hidden;appearance:none;border:none;background:var(--bg-elevated)}progress::-webkit-progress-bar{background:var(--bg-elevated);border-radius:var(--radius-full)}progress::-webkit-progress-value{background:linear-gradient(90deg,var(--color-primary),var(--color-accent));border-radius:var(--radius-full);transition:width var(--transition-base)}progress::-moz-progress-bar{background:linear-gradient(90deg,var(--color-primary),var(--color-accent));border-radius:var(--radius-full)}.skeleton{background:linear-gradient(90deg,var(--bg-elevated) 0%,var(--bg-hover) 50%,var(--bg-elevated) 100%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-md)}.skeleton-text{height:16px;margin-bottom:var(--space-2)}.skeleton-title{height:24px;width:60%;margin-bottom:var(--space-4)}.empty-state{text-align:center;padding:var(--space-16) var(--space-8)}.empty-state-icon{width:64px;height:64px;margin:0 auto var(--space-6);color:var(--text-muted)}.empty-state-title{font-size:var(--text-xl);font-weight:600;color:var(--text-primary);margin-bottom:var(--space-2)}.empty-state-description{font-size:var(--text-base);color:var(--text-secondary);margin-bottom:var(--space-6);max-width:400px;margin-left:auto;margin-right:auto}.mobile-breadcrumb{display:none;align-items:center;gap:var(--space-2);padding:var(--space-4);background:var(--bg-elevated);border-bottom:1px solid var(--border-subtle);font-size:var(--text-sm);color:var(--text-secondary);flex-shrink:0;position:sticky;top:0;z-index:100;box-shadow:0 1px 3px #0000000d}.mobile-breadcrumb svg{width:18px;height:18px;color:var(--text-muted);flex-shrink:0}.mobile-breadcrumb .breadcrumb-active{color:var(--color-primary);font-weight:600}@media (max-width: 1024px){.app-nav{width:240px}.app-main{padding:var(--space-6)}}@media (max-width: 768px){.app{flex-direction:column}.app-nav{display:none}.mobile-breadcrumb{display:flex!important}.app-main{height:calc(100vh - 57px)}}