.loading-spinner,.loading-skeleton{justify-content:center;align-items:center;gap:var(--space-lg);padding:var(--space-2xl);flex-direction:column;min-height:200px;display:flex}.loading-spinner.full-screen,.loading-skeleton.full-screen{width:100%;height:100%;z-index:var(--z-fixed);background-color:#ffffffe6;position:fixed;top:0;left:0}.spinner{width:40px;height:40px;stroke:var(--color-primary);stroke-width:3px;fill:none;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.loading-spinner p{color:var(--color-text-light);font-size:var(--font-size-base)}.skeleton-item{background:linear-gradient(90deg, var(--color-bg-light) 25%, #f0f0f0 50%, var(--color-bg-light) 75%);border-radius:var(--radius-md);background-size:200% 100%;width:100%;max-width:400px;height:80px;animation:2s infinite shimmer}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton-item:nth-child(2){width:80%}.skeleton-item:nth-child(3){width:60%}.login-screen{min-height:100vh;padding:var(--space-lg);background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);justify-content:center;align-items:center;display:flex}.login-container{width:100%;max-width:400px}.login-box{background-color:var(--color-bg);border-radius:var(--radius-lg);padding:var(--space-2xl);box-shadow:var(--shadow-lg)}.login-title{color:#667eea;text-align:center;margin:0 0 var(--space-sm) 0;font-size:2.5rem;font-weight:700}.login-subtitle{text-align:center;color:var(--color-text-light);margin:0 0 var(--space-2xl) 0;font-size:var(--font-size-base)}.login-form{gap:var(--space-lg);flex-direction:column;display:flex}.login-description{color:var(--color-text-light);font-size:var(--font-size-sm);text-align:center;margin:0}.login-error{padding:var(--space-md);border-left:4px solid var(--color-error);color:var(--color-error);border-radius:var(--radius-md);font-size:var(--font-size-sm);background-color:#fdeaea}.login-footer{text-align:center;padding-top:var(--space-lg);border-top:1px solid var(--color-border)}.login-footer p{color:var(--color-text-light);font-size:var(--font-size-sm);margin:0}.login-help{margin-top:var(--space-sm);color:#999}.form-group{gap:var(--space-sm);flex-direction:column;display:flex}.form-group label{color:var(--color-text);font-weight:600;font-size:var(--font-size-sm)}.form-group input{padding:var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-base);transition:all .2s}.form-group input:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 2px #0066cc1a}.form-group input:disabled{background-color:var(--color-bg-light);cursor:not-allowed;opacity:.6}.app-shell{background-color:var(--color-bg);flex-direction:column;width:100%;height:100vh;display:flex}.app-header{padding:var(--space-md) var(--space-lg);border-bottom:1px solid var(--color-border);background-color:var(--color-bg);justify-content:space-between;align-items:center;gap:var(--space-lg);flex-shrink:0;height:60px;display:flex}.header-left{flex:1}.app-title{font-size:var(--font-size-2xl);color:var(--color-text);margin:0;font-weight:700}.header-right,.user-menu{align-items:center;gap:var(--space-md);display:flex}.user-email{font-size:var(--font-size-sm);color:var(--color-text-light);white-space:nowrap;text-overflow:ellipsis;max-width:150px;overflow:hidden}.app-tabs{gap:var(--space-md);padding:0 var(--space-lg);border-bottom:1px solid var(--color-border);background-color:var(--color-bg);-webkit-overflow-scrolling:touch;flex-shrink:0;display:flex;overflow-x:auto}.app-tab{padding:var(--space-md) var(--space-sm);color:var(--color-text-light);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;flex-shrink:0;font-weight:500;transition:all .2s}.app-tab:hover{color:var(--color-text)}.app-tab[aria-selected=true]{color:var(--color-primary);border-bottom-color:var(--color-primary);font-weight:600}.app-main{padding:var(--space-lg);-webkit-overflow-scrolling:touch;flex:1;overflow-y:auto}.variant-list{gap:var(--space-md);flex-direction:column;height:100%;display:flex}.variant-list-title{font-size:var(--font-size-lg);padding:0 0 var(--space-md) 0;border-bottom:1px solid var(--color-border);margin:0;font-weight:600}.variant-list-empty{color:var(--color-text-light);text-align:center;padding:var(--space-xl);flex:1;justify-content:center;align-items:center;display:flex}.variant-item{gap:var(--space-sm);padding:var(--space-md);text-align:left;border:1px solid var(--color-border);border-radius:var(--radius-md);background-color:var(--color-bg);cursor:pointer;flex-direction:column;transition:all .2s;display:flex}.variant-item:hover{border-color:var(--color-primary);background-color:var(--color-bg-light)}.variant-item[aria-selected=true]{border-color:var(--color-primary);background-color:#0066cc0d;font-weight:500}.variant-item-title{color:var(--color-text);font-weight:600}.variant-item-meta{gap:var(--space-xs);font-size:var(--font-size-sm);color:var(--color-text-light);flex-direction:column;display:flex}.variant-language{font-weight:500}.variant-source,.variant-time{font-size:var(--font-size-sm)}.variant-list-load-more{width:100%;margin-top:var(--space-md)}.text-editor-view{padding:var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-md);background-color:var(--color-bg-light);cursor:text;transition:all .2s}.text-editor-view:hover{border-color:var(--color-primary);background-color:#eff0f5}.text-content{line-height:var(--line-height);color:var(--color-text);word-wrap:break-word;white-space:pre-wrap;min-height:100px}.text-hint{margin-top:var(--space-md);font-size:var(--font-size-sm);color:var(--color-text-light);text-align:right;font-style:italic}.text-editor{gap:var(--space-md);padding:var(--space-md);border:1px solid var(--color-primary);border-radius:var(--radius-md);background-color:var(--color-bg);flex-direction:column;display:flex}.text-editor-input{min-height:120px;font-family:inherit;font-size:inherit;line-height:var(--line-height);padding:var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-md);resize:vertical;transition:all .2s}.text-editor-input:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 2px #0066cc1a}.text-editor-input:disabled{opacity:.6;cursor:not-allowed}.text-editor-input.over-limit{border-color:var(--color-error);background-color:#fff5f5}.editor-footer{justify-content:space-between;align-items:center;gap:var(--space-md);display:flex}.char-count{font-size:var(--font-size-sm);color:var(--color-text-light);font-weight:500}.char-count.over-limit{color:var(--color-error);font-weight:600}.editor-actions{gap:var(--space-sm);display:flex}.editor-actions .btn{font-size:var(--font-size-sm)}.variant-detail{gap:var(--space-lg);flex-direction:column;height:100%;display:flex}.variant-detail.loading{color:var(--color-text-light);justify-content:center;align-items:center}.detail-header,.detail-footer{justify-content:space-between;align-items:center;gap:var(--space-md);flex-wrap:wrap;display:flex}.detail-footer{border-top:1px solid var(--color-border);padding-top:var(--space-lg);margin-top:auto}.header-actions,.footer-actions{gap:var(--space-md);display:flex}.detail-content{padding-right:var(--space-md);flex:1;overflow-y:auto}.detail-section{gap:var(--space-md);padding-bottom:var(--space-lg);border-bottom:1px solid var(--color-border);flex-direction:column;display:flex}.detail-section:last-of-type{border-bottom:none}.detail-title{font-size:var(--font-size-lg);color:var(--color-text);word-break:break-word;overflow-wrap:break-word;margin:0;font-weight:600}.detail-meta{gap:var(--space-sm);flex-direction:column;display:flex}.meta-item{gap:var(--space-md);font-size:var(--font-size-sm);display:flex}.meta-label{color:var(--color-text);min-width:120px;font-weight:500}.meta-value{color:var(--color-text-light)}.section-header{justify-content:space-between;align-items:center;gap:var(--space-md);display:flex}.section-header h4{font-size:var(--font-size-base);margin:0;font-weight:600}.edited-badge{padding:var(--space-xs) var(--space-sm);color:#856404;font-size:var(--font-size-sm);border-radius:var(--radius-sm);background-color:#fff3cd;font-weight:500;display:inline-block}.summary-facts{gap:var(--space-sm);padding:var(--space-md);background-color:var(--color-bg-light);border-radius:var(--radius-md);flex-direction:column;display:flex}.fact{gap:var(--space-md);font-size:var(--font-size-sm);display:flex}.fact strong{min-width:120px}.article-image-preview{border-radius:var(--radius-md);border:1px solid var(--color-border);width:100%;height:auto;display:block}.image-url-row{align-items:center;gap:var(--space-md);font-size:var(--font-size-sm);display:flex}.image-url-value{color:var(--color-text-light);word-break:break-all;overflow-wrap:break-word;flex:1}.image-url-editor{gap:var(--space-sm);flex-direction:column;display:flex}.image-url-input{width:100%;padding:var(--space-sm) var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:var(--font-size-sm);background-color:var(--color-bg);color:var(--color-text);box-sizing:border-box}.image-url-input:focus{border-color:var(--color-primary);outline:none}.image-url-actions{gap:var(--space-sm);display:flex}@media (width<=768px){.detail-header,.detail-footer{flex-direction:column;align-items:stretch}.header-actions,.footer-actions{width:100%}.header-actions .btn,.footer-actions .btn{flex:1}.meta-item{gap:var(--space-xs);flex-direction:column}.meta-label{min-width:auto;font-weight:600}}.affiliate-sources{gap:var(--space-xs);margin-bottom:var(--space-sm);flex-wrap:wrap;display:flex}.affiliate-source-badge{background:var(--color-accent-light,#e8f4fd);color:var(--color-accent,#06c);border-radius:12px;padding:2px 8px;font-size:.75rem;font-weight:500;display:inline-block}.affiliate-links-list{gap:var(--space-xs);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.affiliate-link-item{align-items:center;gap:var(--space-sm);padding:var(--space-xs) 0;border-bottom:1px solid var(--color-border,#eee);display:flex}.affiliate-link-item:last-child{border-bottom:none}.affiliate-link-url{text-overflow:ellipsis;white-space:nowrap;color:var(--color-accent,#06c);flex:1;font-size:.8rem;overflow:hidden}.split-pane{-webkit-user-select:none;user-select:none;width:100%;height:100%;display:none}@media (width>=769px) and (orientation:landscape){.split-pane{gap:0;display:flex}}.split-pane-left{border-right:1px solid var(--color-border);flex-shrink:0;overflow-y:auto}.split-pane-right{flex-grow:1;overflow-y:auto}.split-pane-divider{cursor:col-resize;background-color:var(--color-border);flex-shrink:0;width:4px;transition:background-color .2s}.split-pane-divider:hover{background-color:var(--color-primary)}.empty-state{justify-content:center;align-items:center;gap:var(--space-md);padding:var(--space-2xl);text-align:center;min-height:300px;color:var(--color-text-light);flex-direction:column;display:flex}.empty-state-icon{font-size:48px;line-height:1}.empty-state-title{font-size:var(--font-size-lg);color:var(--color-text);font-weight:600}.empty-state-message{max-width:400px;color:var(--color-text-light);line-height:1.6}.empty-state .btn{margin-top:var(--space-md)}.error-alert{justify-content:space-between;align-items:center;gap:var(--space-md);padding:var(--space-md);border-radius:var(--radius-md);border-left:4px solid var(--color-error);color:var(--color-error);font-size:var(--font-size-sm);background-color:#fdeaea;display:flex}.error-content{flex:1}.error-detail{font-size:var(--font-size-sm);color:var(--color-text-light);margin-top:var(--space-sm);font-family:monospace}.error-actions{gap:var(--space-sm);flex-shrink:0;display:flex}.error-alert .btn{padding:var(--space-xs) var(--space-sm);font-size:var(--font-size-sm)}.toast-container{bottom:var(--space-lg);right:var(--space-lg);gap:var(--space-md);z-index:var(--z-toast);flex-direction:column;max-width:400px;display:flex;position:fixed}.toast{align-items:center;gap:var(--space-md);padding:var(--space-md) var(--space-lg);border-radius:var(--radius-md);background-color:var(--color-bg);border-left:4px solid var(--color-info,#06c);box-shadow:var(--shadow-lg);font-size:var(--font-size-sm);animation:.3s slideIn;display:flex}@keyframes slideIn{0%{opacity:0;transform:translate(400px)}to{opacity:1;transform:translate(0)}}.toast-success{border-left-color:var(--color-success);color:var(--color-success)}.toast-error{border-left-color:var(--color-error);color:var(--color-error)}.toast-warning{border-left-color:var(--color-warning);color:var(--color-warning)}.toast-info{border-left-color:var(--color-primary);color:var(--color-primary)}.toast-icon{font-weight:600;font-size:var(--font-size-lg);flex-shrink:0}.toast-message{flex:1}.toast-close{color:inherit;cursor:pointer;font-size:var(--font-size-lg);opacity:.7;background:0 0;border:none;flex-shrink:0;padding:0;line-height:1;transition:opacity .2s}.toast-close:hover{opacity:1}@media (width<=600px){.toast-container{left:var(--space-md);right:var(--space-md);max-width:none}}.settings-table-container{gap:var(--space-lg);flex-direction:column;display:flex}.settings-table-loading{padding:var(--space-2xl);text-align:center;color:var(--color-text-light)}.settings-table{border-collapse:collapse;width:100%;font-size:var(--font-size-sm)}.settings-table thead{background-color:var(--color-bg-light)}.settings-table th{padding:var(--space-md);text-align:left;color:var(--color-text);border-bottom:2px solid var(--color-border);font-weight:600}.settings-table td{padding:var(--space-md);border-bottom:1px solid var(--color-border);color:var(--color-text)}.settings-table tbody tr{transition:background-color .2s}.settings-table tbody tr:hover:not(.disabled){background-color:var(--color-bg-light)}.settings-table tbody tr.disabled{opacity:.6;color:var(--color-text-light)}.settings-table code{background-color:var(--color-bg-light);border-radius:var(--radius-sm);color:#c7254e;padding:2px 6px;font-family:monospace;font-size:.9em}.status{padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-sm);white-space:nowrap;font-weight:500;display:inline-block}.status.enabled{color:var(--color-success);background-color:#e8f5e9}.status.disabled{color:var(--color-disabled);background-color:#fafafa}.settings-note{padding:var(--space-md);background-color:var(--color-bg-light);border-radius:var(--radius-md);color:var(--color-text-light);font-size:var(--font-size-sm)}.settings-note p{margin:0}.settings-screen{gap:var(--space-lg);flex-direction:column;max-width:900px;margin:0 auto;display:flex}.settings-header{justify-content:space-between;align-items:center;gap:var(--space-lg);margin-bottom:var(--space-lg);border-bottom:1px solid var(--color-border);padding-bottom:var(--space-lg);display:flex}.settings-header h2{margin:0}.settings-header .btn{flex-shrink:0}.settings-content{gap:var(--space-lg);flex-direction:column;display:flex}.settings-section{gap:var(--space-md);flex-direction:column;display:flex}.settings-section h3{margin:0 0 var(--space-md) 0;font-size:var(--font-size-lg);font-weight:600}:root{--color-bg:#fff;--color-text:#2c3e50;--color-border:#e0e6ed;--color-primary:#06c;--color-success:#27ae60;--color-error:#e74c3c;--color-warning:#f39c12;--color-disabled:#bdc3c7;--color-bg-light:#f5f7fa;--color-text-light:#7f8c8d;--space-xs:.25rem;--space-sm:.5rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2rem;--space-2xl:3rem;--font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--line-height:1.5;--line-height-tight:1.25;--radius-sm:.25rem;--radius-md:.5rem;--radius-lg:.75rem;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 4px 6px #0000001a;--shadow-lg:0 10px 15px #0000001a;--z-dropdown:1000;--z-sticky:1020;--z-fixed:1030;--z-modal-backdrop:1040;--z-modal:1050;--z-toast:1060}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:var(--line-height);color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:var(--line-height-tight);margin:0}h1{font-size:var(--font-size-2xl)}h2{font-size:var(--font-size-xl)}h3{font-size:var(--font-size-lg)}p{margin:0}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button,input[type=button],input[type=submit]{font-family:inherit;font-size:inherit;cursor:pointer;border-radius:var(--radius-md);padding:var(--space-sm) var(--space-md);border:none;transition:all .2s}.btn{justify-content:center;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-md);background-color:var(--color-bg-light);color:var(--color-text);cursor:pointer;font-weight:500;transition:all .2s;display:inline-flex}.btn:hover:not(:disabled){background-color:var(--color-border)}.btn:active:not(:disabled){opacity:.8}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background-color:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover:not(:disabled){background-color:#0052a3}.btn-secondary{background-color:var(--color-bg-light);color:var(--color-text);border-color:var(--color-border)}.btn-secondary:hover:not(:disabled){background-color:var(--color-border)}.btn-danger{background-color:var(--color-error);color:#fff;border-color:var(--color-error)}.btn-danger:hover:not(:disabled){background-color:#c0392b}.btn-success{background-color:var(--color-success);color:#fff;border-color:var(--color-success)}.btn-success:hover:not(:disabled){background-color:#229954}.btn-sm{padding:var(--space-xs) var(--space-sm);font-size:var(--font-size-sm)}.btn-lg{padding:var(--space-md) var(--space-lg);font-size:var(--font-size-lg)}input,textarea,select{font-family:inherit;font-size:inherit;padding:var(--space-sm) var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-md);background-color:var(--color-bg);color:var(--color-text);transition:all .2s}input:focus,textarea:focus,select:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 2px #0066cc1a}textarea{resize:vertical;font-family:inherit}label{margin-bottom:var(--space-sm);font-weight:500;display:block}table{border-collapse:collapse;border-spacing:0;width:100%}thead{background-color:var(--color-bg-light);border-bottom:1px solid var(--color-border)}th{padding:var(--space-md);text-align:left;color:var(--color-text);font-weight:600}td{padding:var(--space-md);border-bottom:1px solid var(--color-border)}tbody tr:hover{background-color:var(--color-bg-light)}.visually-hidden,.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}#root{width:100%;min-height:100vh}