.base64-tool{width:100%;max-width:100%;padding:var(--space-4) 0;color:var(--pixel-text-primary);font-family:inherit;box-sizing:border-box}.b64-layout{display:grid;grid-template-columns:23.75rem 1fr;gap:var(--space-6);align-items:start;max-width:100%}@media(max-width:56.25rem){.b64-layout{grid-template-columns:1fr}.b64-preview-section{order:-1}}.b64-preview-section{position:sticky;top:6.25rem;display:flex;flex-direction:column;gap:var(--space-4)}.b64-export-actions{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-4);background:var(--pixel-bg-secondary);border-radius:var(--radius-xl);border:1px solid var(--pixel-border)}.b64-export-row,.b64-clear-row{display:flex;align-items:center;gap:var(--space-2)}.b64-btn-flex{flex:1}.b64-controls-section{display:flex;flex-direction:column;gap:var(--space-1);min-width:0}.b64-section{background:var(--pixel-bg-secondary);border-radius:var(--radius-xl);border:1px solid var(--pixel-border);overflow:hidden}.b64-section+.b64-section{margin-top:var(--space-1)}.b64-section-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-2) var(--space-4);background:var(--pixel-bg-tertiary);border-bottom:1px solid var(--pixel-border);border-radius:var(--radius-xl) var(--radius-xl) 0 0;margin:-1px -1px 0}.b64-section-title{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--pixel-text-primary)}.b64-section-title i{color:var(--brand-color);font-size:var(--text-sm)}.b64-section-content{padding:var(--space-4);max-width:100%;overflow:visible}.b64-tabs{display:flex;background:var(--pixel-bg-secondary);border-radius:var(--radius-xl);border:1px solid var(--pixel-border);padding:var(--space-1);gap:var(--space-1);height:var(--space-10)}.b64-tab{flex:1;min-width:0;display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:transparent;border:none;border-radius:var(--radius-lg);color:var(--pixel-text-secondary);font-size:var(--text-sm);font-weight:var(--font-medium);cursor:pointer;transition:all var(--transition-base);white-space:nowrap;overflow:hidden}.b64-tab:hover:not(.active):not(:disabled){background:var(--pixel-bg-tertiary);color:var(--pixel-text-primary)}.b64-tab.active{background:var(--brand-color);color:#fff;cursor:default}.b64-tab:disabled{opacity:.4;cursor:not-allowed}.b64-tab i{font-size:var(--text-base)}.b64-tab-badge{display:inline-flex;align-items:center;justify-content:center;min-width:1.25rem;height:1.25rem;padding:0 .375rem;background:#fff3;border-radius:var(--radius-md);font-size:var(--text-xs);font-weight:var(--font-semibold)}.b64-tab.active .b64-tab-badge{background:#ffffff4d}.b64-tab:not(.active) .b64-tab-badge{background:var(--brand-color);color:#fff}.b64-tab-content{display:flex;flex-direction:column;gap:var(--space-1)}.b64-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border:none;border-radius:var(--radius-lg);font-size:var(--text-sm);font-weight:var(--font-medium);cursor:pointer;transition:all var(--transition-base)}.b64-btn:disabled{opacity:.5;cursor:not-allowed}.b64-btn-primary{background:var(--brand-color);color:#fff}.b64-btn-primary:hover:not(:disabled){filter:brightness(1.1)}.b64-btn-secondary{background:var(--pixel-bg-tertiary);color:var(--pixel-text-primary)}.b64-btn-secondary:hover:not(:disabled){background:var(--pixel-bg-hover)}.b64-btn-danger{background:transparent;border:1px solid var(--pixel-border);color:var(--color-error)}.b64-btn-danger:hover:not(:disabled){background:#ef444426;border-color:var(--color-error)}.b64-btn-full{width:100%}.b64-btn.success{background:var(--color-success)!important;color:#fff!important}.b64-btn i{font-size:var(--text-sm)}.b64-dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4);padding:var(--space-4);background:linear-gradient(135deg,rgba(var(--brand-color-rgb),.05),rgba(var(--brand-color-rgb),.02));border:2px dashed var(--pixel-border);border-radius:var(--radius-xl);cursor:pointer;transition:all var(--transition-base);min-height:12rem}.b64-dropzone:hover{border-color:var(--brand-color);background:linear-gradient(135deg,rgba(var(--brand-color-rgb),.08),rgba(var(--brand-color-rgb),.03))}.b64-dropzone.dragging{border-color:var(--brand-color);background:linear-gradient(135deg,rgba(var(--brand-color-rgb),.12),rgba(var(--brand-color-rgb),.06));transform:scale(1.01)}.b64-dropzone.disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.b64-dropzone-input{display:none}.b64-dropzone-content{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);text-align:center}.b64-dropzone-icon{width:4rem;height:4rem;display:flex;align-items:center;justify-content:center;background:rgba(var(--brand-color-rgb),.1);border-radius:var(--radius-full);transition:all var(--transition-base)}.b64-dropzone-icon i{font-size:1.75rem;color:var(--brand-color)}.b64-dropzone.dragging .b64-dropzone-icon{transform:scale(1.1);background:rgba(var(--brand-color-rgb),.2)}.b64-dropzone-text{display:flex;flex-direction:column;gap:.25rem}.b64-dropzone-title{font-size:var(--text-base);font-weight:var(--font-semibold);color:var(--pixel-text-primary)}.b64-dropzone-hint,.b64-dropzone.b64-hint{font-size:var(--text-xs);color:var(--pixel-text-muted)}.b64-format-hint{display:inline-flex;align-items:center;gap:var(--space-1);margin-top:var(--space-1);padding:var(--space-1) var(--space-2);background:var(--pixel-bg-tertiary);border-radius:var(--radius-md);line-height:var(--leading-snug)}[dir=rtl] .b64-format-hint{text-align:right}.b64-format-hint i{color:var(--brand-color);flex-shrink:0;padding-right:var(--space-2)}.b64-dropzone-paste{display:flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);background:var(--pixel-bg-tertiary);border-radius:var(--radius-md);font-size:var(--text-xs);color:var(--pixel-text-muted)}.b64-dropzone-url{width:100%;margin-top:var(--space-2)}.b64-dropzone-url-divider{display:flex;align-items:center;gap:var(--space-2);margin-bottom:var(--space-2);color:var(--pixel-text-muted);font-size:var(--text-xs)}.b64-dropzone-url-divider:before,.b64-dropzone-url-divider:after{content:"";flex:1;height:1px;background:var(--pixel-border)}.b64-dropzone-url-row{display:flex;gap:var(--space-2)}.b64-dropzone-url-row input{flex:1;padding:var(--space-2);background:var(--pixel-bg-primary);border:1px solid var(--pixel-border);border-radius:var(--radius-md);color:var(--pixel-text-primary);font-size:var(--text-xs);outline:none;transition:border-color var(--transition-base)}.b64-dropzone-url-row input:focus{border-color:var(--brand-color)}.b64-dropzone-url-row input::placeholder{color:var(--pixel-text-muted)}.b64-dropzone-url-row button{display:flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;background:var(--brand-color);border:none;border-radius:var(--radius-md);color:#fff;cursor:pointer;transition:all var(--transition-base);flex-shrink:0}.b64-dropzone-url-row button:hover:not(:disabled){opacity:.9}.b64-dropzone-url-row button:disabled{opacity:.5;cursor:not-allowed}.b64-dropzone-error{display:flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);background:#ef44441a;border-radius:var(--radius-md);color:var(--color-error);font-size:var(--text-xs)}.b64-dropzone-actions{display:flex;align-items:center;gap:var(--space-2);margin-top:var(--space-1)}.b64-dropzone-url-btn{display:flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);background:var(--pixel-bg-tertiary);border:none;border-radius:var(--radius-md);font-size:var(--text-xs);color:var(--pixel-text-muted);cursor:pointer;transition:all var(--transition-base)}.b64-dropzone-url-btn:hover{background:var(--pixel-bg-hover);color:var(--pixel-text-primary)}.b64-dropzone-formats{margin-top:var(--space-2);padding:var(--space-1) var(--space-2);background:var(--pixel-bg-primary);border-radius:var(--radius-md);font-size:var(--text-xs);color:var(--pixel-text-muted);text-align:center}.b64-dropzone-url-input{display:flex;gap:var(--space-1);margin-top:var(--space-2);padding:var(--space-1);background:var(--pixel-bg-primary);border-radius:var(--radius-md)}.b64-dropzone-url-input input{flex:1;padding:var(--space-1) var(--space-2);background:var(--pixel-bg-secondary);border:1px solid var(--pixel-border);border-radius:var(--radius-md);color:var(--pixel-text-primary);font-size:var(--text-xs);outline:none}.b64-dropzone-url-input input:focus{border-color:var(--brand-color)}.b64-dropzone-url-input input::placeholder{color:var(--pixel-text-muted)}.b64-dropzone-url-input button{display:flex;align-items:center;justify-content:center;width:var(--space-8);height:var(--space-8);background:var(--brand-color);border:none;border-radius:var(--radius-md);color:#fff;cursor:pointer;transition:all var(--transition-base)}.b64-dropzone-url-input button:hover:not(:disabled){opacity:.9}.b64-dropzone-url-input button:disabled{opacity:.5;cursor:not-allowed}.b64-dropzone-wrapper{display:flex;flex-direction:column;gap:var(--space-4)}.b64-url-section{display:flex;flex-direction:column;gap:var(--space-2)}.b64-url-divider{display:flex;align-items:center;gap:var(--space-2);color:var(--pixel-text-muted);font-size:var(--text-xs)}.b64-url-divider:before,.b64-url-divider:after{content:"";flex:1;height:1px;background:var(--pixel-border)}.b64-url-input-row{display:flex;gap:var(--space-2)}.b64-url-input-row input{flex:1;padding:var(--space-2) var(--space-4);background:var(--pixel-bg-secondary);border:1px solid var(--pixel-border);border-radius:var(--radius-lg);color:var(--pixel-text-primary);font-size:var(--text-sm);outline:none;transition:border-color var(--transition-base)}.b64-url-input-row input:focus{border-color:var(--brand-color)}.b64-url-input-row input::placeholder{color:var(--pixel-text-muted)}.b64-url-input-row button{display:flex;align-items:center;gap:var(--space-1);padding:var(--space-2) var(--space-4);background:var(--brand-color);border:none;border-radius:var(--radius-lg);color:#fff;font-size:var(--text-sm);font-weight:var(--font-medium);cursor:pointer;transition:all var(--transition-base);white-space:nowrap}.b64-url-input-row button:hover:not(:disabled){opacity:.9}.b64-url-input-row button:disabled{opacity:.5;cursor:not-allowed}.b64-notification{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);margin-bottom:var(--space-4);border-radius:var(--radius-lg);font-size:var(--text-sm);animation:b64-notification-slide-in .3s ease-out}@keyframes b64-notification-slide-in{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.b64-notification-warning{background:linear-gradient(135deg,#f59e0b26,#f59e0b14);border:1px solid rgba(245,158,11,.3);color:#fbbf24}.b64-notification-warning i:first-child{color:#f59e0b;font-size:var(--text-base)}.b64-notification-error{background:linear-gradient(135deg,#ef444426,#ef444414);border:1px solid rgba(239,68,68,.3);color:#f87171}.b64-notification-error i:first-child{color:#ef4444;font-size:var(--text-base)}.b64-notification span{flex:1;color:var(--pixel-text-primary)}.b64-notification-close{display:flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;background:transparent;border:none;border-radius:var(--radius-md);color:var(--pixel-text-muted);cursor:pointer;transition:all var(--transition-base)}.b64-notification-close:hover{background:#ffffff1a;color:var(--pixel-text-primary)}.b64-preview-tabs{display:flex;gap:var(--space-1);padding:var(--space-2);background:var(--pixel-bg-primary);border-radius:var(--radius-lg);margin-bottom:var(--space-4)}.b64-preview-tab{display:flex;align-items:center;gap:var(--space-1);flex:1;padding:var(--space-2) var(--space-4);background:transparent;border:none;border-radius:var(--radius-md);color:var(--pixel-text-muted);font-size:var(--text-sm);font-weight:var(--font-medium);cursor:pointer;transition:all var(--transition-base);justify-content:center}.b64-preview-tab:hover:not(.active){background:var(--pixel-bg-tertiary);color:var(--pixel-text-primary)}.b64-preview-tab.active{background:var(--brand-color);color:#fff}.b64-preview-tab-badge{display:inline-flex;align-items:center;justify-content:center;min-width:1.25rem;height:1.25rem;padding:0 .25rem;background:#fff3;border-radius:var(--radius-md);font-size:var(--text-xs);font-weight:var(--font-semibold)}.b64-preview-nav{display:flex;align-items:center;justify-content:center;gap:var(--space-4);padding:var(--space-2)}.b64-nav-btn{display:flex;align-items:center;justify-content:center;width:var(--space-8);height:var(--space-8);background:var(--pixel-bg-tertiary);border:none;border-radius:var(--radius-md);color:var(--pixel-text-primary);cursor:pointer;transition:all var(--transition-base)}.b64-nav-btn:hover{background:var(--brand-color);color:#fff}.b64-nav-indicator{font-size:var(--text-xs);color:var(--pixel-text-muted);min-width:4rem;text-align:center}.b64-nav-btn-sm{display:flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;background:var(--pixel-bg-tertiary);border:none;border-radius:var(--radius-md);color:var(--pixel-text-muted);cursor:pointer;transition:all var(--transition-base)}.b64-nav-btn-sm:hover{background:var(--brand-color);color:#fff}.b64-output-nav{display:flex;align-items:center;gap:var(--space-1);font-size:var(--text-xs);color:var(--pixel-text-muted)}.b64-images-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(80px,1fr));gap:var(--space-2);padding:var(--space-2)}.b64-image-thumb{position:relative;aspect-ratio:1;border-radius:var(--radius-md);overflow:hidden;cursor:pointer;border:2px solid transparent;transition:all var(--transition-base);background:var(--pixel-bg-primary)}.b64-image-thumb:hover{border-color:var(--pixel-border)}.b64-image-thumb.selected{border-color:var(--brand-color)}.b64-image-thumb img{width:100%;height:100%;object-fit:cover}.b64-thumb-remove{position:absolute;top:.25rem;right:.25rem;display:flex;align-items:center;justify-content:center;width:1.25rem;height:1.25rem;background:#000000b3;border:none;border-radius:var(--radius-full);color:#fff;font-size:var(--text-xs);cursor:pointer;opacity:0;transition:all var(--transition-base)}.b64-image-thumb:hover .b64-thumb-remove{opacity:1}.b64-thumb-remove:hover{background:var(--color-error)}.b64-thumb-status{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#00000080;color:#fff}.b64-thumb-status.error{color:var(--color-error)}.b64-export-toggle{display:flex;background:var(--pixel-bg-primary);border-radius:var(--radius-md);padding:2px}.b64-toggle-btn{display:flex;align-items:center;justify-content:center;width:var(--space-8);height:1.75rem;background:transparent;border:none;border-radius:var(--radius-md);color:var(--pixel-text-muted);cursor:pointer;transition:all var(--transition-base)}.b64-toggle-btn:hover:not(.active){color:var(--pixel-text-primary)}.b64-toggle-btn.active{background:var(--brand-color);color:#fff}.b64-preview-panel{display:flex;flex-direction:column;gap:var(--space-4);padding:var(--space-4)}.b64-preview-empty{display:flex;align-items:center;justify-content:center;min-height:15rem}.b64-preview-placeholder{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);color:var(--pixel-text-muted)}.b64-preview-placeholder i{font-size:var(--text-5xl);opacity:.3}.b64-preview-image-wrapper{display:flex;justify-content:center}.b64-preview-image-container{position:relative;background-color:var(--pixel-bg-primary);background-image:linear-gradient(45deg,var(--pixel-bg-tertiary) 25%,transparent 25%),linear-gradient(-45deg,var(--pixel-bg-tertiary) 25%,transparent 25%),linear-gradient(45deg,transparent 75%,var(--pixel-bg-tertiary) 75%),linear-gradient(-45deg,transparent 75%,var(--pixel-bg-tertiary) 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0px;overflow:hidden;max-width:100%}.b64-preview-image{display:block;max-width:100%;max-height:200px;object-fit:contain}.b64-preview-info{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-1)}.b64-preview-info-item{display:flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);background:var(--pixel-bg-primary);border-radius:var(--radius-md);font-size:var(--text-xs)}.b64-preview-info-item i{color:var(--brand-color);width:1rem;text-align:center}.b64-preview-info-label{color:var(--pixel-text-muted)}.b64-preview-info-value{color:var(--pixel-text-primary);font-weight:var(--font-medium);margin-inline-start:auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.b64-size-comparison{padding:var(--space-2);background:var(--pixel-bg-primary);border-radius:var(--radius-lg)}.b64-size-comparison-header{display:flex;align-items:center;gap:var(--space-1);margin-bottom:var(--space-2);font-size:var(--text-xs);font-weight:var(--font-semibold);color:var(--pixel-text-secondary)}.b64-size-comparison-header i{color:var(--brand-color)}.b64-size-comparison-bars{display:flex;flex-direction:column;gap:var(--space-1)}.b64-size-bar{display:grid;grid-template-columns:4rem 1fr 4rem;align-items:center;gap:var(--space-2)}.b64-size-bar-label{font-size:var(--text-xs);color:var(--pixel-text-muted);text-transform:uppercase}.b64-size-bar-track{height:.5rem;background:var(--pixel-bg-tertiary);border-radius:var(--radius-sm);overflow:hidden}.b64-size-bar-fill{height:100%;border-radius:var(--radius-sm);transition:width var(--transition-base)}.b64-size-bar-fill.original{background:var(--brand-color)}.b64-size-bar-fill.base64{background:var(--color-warning)}.b64-size-bar-value{font-size:var(--text-xs);font-weight:var(--font-semibold);color:var(--pixel-text-primary);text-align:end}.b64-size-increase{display:flex;align-items:center;justify-content:center;gap:var(--space-1);margin-top:var(--space-2);padding:var(--space-1);background:var(--pixel-bg-tertiary);border-radius:var(--radius-md);font-size:var(--text-xs);font-weight:var(--font-medium)}.b64-size-increase.positive{color:var(--color-warning)}.b64-size-increase.negative{color:var(--color-success)}.b64-live-preview{padding:var(--space-2);background:var(--pixel-bg-primary);border-radius:var(--radius-lg)}.b64-live-preview-header{display:flex;align-items:center;gap:var(--space-1);margin-bottom:var(--space-2);font-size:var(--text-xs);font-weight:var(--font-semibold);color:var(--pixel-text-secondary)}.b64-live-preview-header i{color:var(--brand-color)}.b64-live-preview-container{position:relative;display:flex;justify-content:center;padding:var(--space-2);background:var(--pixel-bg-tertiary);border-radius:var(--radius-md)}.b64-live-preview-image{max-width:100%;max-height:100px;object-fit:contain}.b64-live-preview-badge{position:absolute;bottom:var(--space-1);inset-inline-end:var(--space-1);display:flex;align-items:center;gap:.25rem;padding:var(--space-1) var(--space-2);background:var(--color-success);border-radius:var(--radius-md);font-size:var(--text-xs);font-weight:var(--font-semibold);color:#fff}.b64-output-panel{display:flex;flex-direction:column;gap:var(--space-2)}.b64-output-empty{display:flex;align-items:center;justify-content:center;min-height:8rem}.b64-output-empty-content{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);color:var(--pixel-text-muted)}.b64-output-empty-content i{font-size:2.5rem;opacity:.3}.b64-format-tabs{display:grid;grid-template-columns:repeat(8,1fr);gap:var(--space-1);padding:var(--space-1);background:transparent;border-radius:var(--radius-lg)}.b64-format-tab{display:flex;flex-direction:row;align-items:center;justify-content:center;gap:.35rem;padding:.5rem;background:var(--pixel-bg-primary);border:1px solid transparent;border-radius:var(--radius-md);color:var(--pixel-text-muted);font-size:var(--text-xs);font-weight:var(--font-medium);cursor:pointer;transition:all var(--transition-base)}.b64-format-tab:hover:not(.active){background:var(--pixel-bg-tertiary);color:var(--pixel-text-primary)}.b64-format-tab.active{background:rgba(var(--brand-color-rgb),.1);border-color:var(--brand-color);color:var(--brand-color)}.b64-format-tab i{font-size:var(--text-sm)}.b64-format-tab-label{display:block;text-align:center;line-height:var(--leading-tight);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}@media(max-width:48rem){.b64-format-tabs{grid-template-columns:repeat(4,1fr)}}.b64-output-code{border:1px solid var(--pixel-border);border-radius:var(--radius-lg);overflow:hidden}.b64-output-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-1) var(--space-2);background:var(--pixel-bg-tertiary);border-bottom:1px solid var(--pixel-border)}.b64-output-lang{font-size:var(--text-xs);font-weight:var(--font-semibold);color:var(--pixel-text-muted);text-transform:uppercase}.b64-output-actions{display:flex;gap:var(--space-1)}.b64-output-btn{display:flex;align-items:center;gap:.25rem;padding:var(--space-2) var(--space-4);background:var(--pixel-bg-primary);border:1px solid var(--pixel-border);border-radius:var(--radius-md);color:var(--pixel-text-secondary);font-size:var(--text-xs);font-weight:var(--font-medium);cursor:pointer;transition:all var(--transition-base)}.b64-output-btn:hover{background:var(--pixel-bg-hover);color:var(--pixel-text-primary)}.b64-output-btn.success{background:var(--color-success);border-color:var(--color-success);color:#fff}.b64-output-content{margin:0;padding:var(--space-4);background:var(--pixel-bg-primary);max-height:15rem;overflow:auto;scrollbar-width:thin;scrollbar-color:var(--pixel-border) transparent}.rlt-content .b64-output-content{text-align:right!important}.b64-output-content::-webkit-scrollbar{width:8px;height:8px}.b64-output-content::-webkit-scrollbar-track{background:transparent}.b64-output-content::-webkit-scrollbar-thumb{background:var(--pixel-border);border-radius:4px}.b64-output-content::-webkit-scrollbar-thumb:hover{background:var(--pixel-text-muted)}.b64-output-content code{font-family:Fira Code,JetBrains Mono,monospace;font-size:var(--text-xs);line-height:var(--leading-normal);color:var(--pixel-text-secondary);word-break:break-all;white-space:pre-wrap}.b64-output-stats{display:flex;gap:var(--space-4);padding:var(--space-1) var(--space-2);background:var(--pixel-bg-primary);border-radius:var(--radius-md)}.b64-output-stat{display:flex;align-items:center;gap:var(--space-1);font-size:var(--text-xs);color:var(--pixel-text-muted)}.b64-output-stat i{color:var(--brand-color)}.b64-options-panel{display:flex;flex-direction:column;gap:var(--space-4)}.b64-option-group{display:flex;flex-direction:column;gap:var(--space-2)}.b64-option-label{display:flex;align-items:center;gap:var(--space-1);font-size:var(--text-xs);font-weight:var(--font-medium);color:var(--pixel-text-secondary)}.b64-option-label i{color:var(--brand-color);font-size:var(--text-xs)}.b64-option-btns{display:flex;flex-wrap:wrap;gap:var(--space-1)}.b64-option-btn{padding:var(--space-2) var(--space-2);background:var(--pixel-bg-primary);border:1px solid var(--pixel-border);border-radius:var(--radius-md);color:var(--pixel-text-secondary);font-size:var(--text-xs);font-weight:var(--font-medium);cursor:pointer;transition:all var(--transition-base)}.b64-option-btn:hover:not(.active){background:var(--pixel-bg-tertiary);color:var(--pixel-text-primary)}.b64-option-btn.active{background:rgba(var(--brand-color-rgb),.1);border-color:var(--brand-color);color:var(--brand-color)}.b64-checkbox{display:flex;align-items:center;gap:var(--space-2);cursor:pointer}.b64-checkbox input{display:none}.b64-checkbox-indicator{width:1rem;height:1rem;background:var(--pixel-bg-primary);border:1px solid var(--pixel-border);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;transition:all var(--transition-base)}.b64-checkbox input:checked+.b64-checkbox-indicator{background:var(--brand-color);border-color:var(--brand-color)}.b64-checkbox input:checked+.b64-checkbox-indicator:after{content:"";width:.375rem;height:.25rem;border:2px solid white;border-top:none;border-inline-end:none;transform:rotate(-45deg);margin-top:-.125rem}.b64-checkbox-label{display:flex;align-items:center;gap:var(--space-1);font-size:var(--text-sm);color:var(--pixel-text-secondary)}.b64-checkbox-label i{color:var(--brand-color)}.b64-quality-slider{margin-top:var(--space-1);padding:var(--space-2);background:var(--pixel-bg-primary);border-radius:var(--radius-lg)}.b64-slider-row{display:flex;align-items:center;gap:var(--space-4)}.b64-slider{flex:1;-webkit-appearance:none;appearance:none;height:6px;background:var(--pixel-bg-tertiary);border-radius:8px;cursor:pointer}.b64-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;background:var(--brand-color);border:2px solid white;border-radius:var(--radius-full);cursor:pointer;box-shadow:0 2px 4px #0003}.b64-slider::-moz-range-thumb{width:16px;height:16px;background:var(--brand-color);border:2px solid white;border-radius:var(--radius-full);cursor:pointer;box-shadow:0 2px 4px #0003}.b64-slider-value{min-width:3rem;text-align:end;font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--pixel-text-primary)}.b64-hint{display:block;margin-top:var(--space-1);font-size:.7rem;color:var(--pixel-text-muted)}.b64-decode-input{display:flex;flex-direction:column;gap:var(--space-2)}.b64-decode-header{display:flex;align-items:center;justify-content:space-between}.b64-decode-label{display:flex;align-items:center;gap:var(--space-1);font-size:var(--text-xs);font-weight:var(--font-semibold);color:var(--pixel-text-secondary)}.b64-decode-label i{color:var(--brand-color)}.b64-decode-actions{display:flex;gap:var(--space-1)}.b64-decode-action-btn{display:flex;align-items:center;justify-content:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);background:var(--pixel-bg-tertiary);border:1px solid var(--pixel-border);border-radius:var(--radius-md);color:var(--pixel-text-muted);font-size:var(--text-xs);cursor:pointer;transition:all var(--transition-base)}.b64-decode-action-btn:hover:not(:disabled){background:var(--pixel-bg-hover);color:var(--pixel-text-primary)}.b64-decode-action-btn:disabled{opacity:.4;cursor:not-allowed}.b64-decode-textarea{width:100%;min-height:12rem;max-height:20rem;padding:var(--space-4);background:var(--pixel-bg-primary);border:1px solid var(--pixel-border);border-radius:var(--radius-lg);color:var(--pixel-text-primary);font-family:Fira Code,JetBrains Mono,monospace;font-size:var(--text-xs);line-height:var(--leading-normal);resize:vertical;overflow:auto;transition:border-color var(--transition-base);scrollbar-width:thin;scrollbar-color:var(--pixel-border) transparent}.b64-decode-textarea::-webkit-scrollbar{width:8px}.b64-decode-textarea::-webkit-scrollbar-track{background:transparent}.b64-decode-textarea::-webkit-scrollbar-thumb{background:var(--pixel-border);border-radius:4px}.b64-decode-textarea::-webkit-scrollbar-thumb:hover{background:var(--pixel-text-muted)}.b64-decode-textarea:focus{outline:none;border-color:var(--brand-color)}.b64-decode-textarea::placeholder{color:var(--pixel-text-muted)}.b64-decode-error{display:flex;align-items:center;gap:var(--space-1);padding:var(--space-2);background:#ef44441a;border-radius:var(--radius-md);color:var(--color-error);font-size:var(--text-xs)}.b64-decode-btn{width:100%}.b64-decode-output{display:flex;flex-direction:column;gap:var(--space-4);padding:var(--space-4)}.b64-decode-output-empty,.b64-decode-output-error{display:flex;align-items:center;justify-content:center;min-height:15rem}.b64-decode-empty-content,.b64-decode-error-content{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);text-align:center}.b64-decode-empty-content i{font-size:var(--text-5xl);color:var(--pixel-text-muted);opacity:.3}.b64-decode-error-content i{font-size:2.5rem;color:var(--color-error)}.b64-decode-error-content span{color:var(--color-error)}.b64-decode-success{display:flex;align-items:center;justify-content:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);background:#10b9811a;border-radius:var(--radius-md);color:var(--color-success);font-size:var(--text-xs);font-weight:var(--font-semibold)}.b64-decode-preview{display:flex;justify-content:center;padding:var(--space-4);background-color:var(--pixel-bg-primary);background-image:linear-gradient(45deg,var(--pixel-bg-tertiary) 25%,transparent 25%),linear-gradient(-45deg,var(--pixel-bg-tertiary) 25%,transparent 25%),linear-gradient(45deg,transparent 75%,var(--pixel-bg-tertiary) 75%),linear-gradient(-45deg,transparent 75%,var(--pixel-bg-tertiary) 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0px;border-radius:var(--radius-lg)}.b64-decode-image{max-width:100%;max-height:200px;object-fit:contain}.b64-decode-info{display:flex;flex-direction:column;gap:var(--space-1);padding:var(--space-2);background:var(--pixel-bg-primary);border-radius:var(--radius-lg)}.b64-decode-info-row{display:flex;justify-content:space-between;font-size:var(--text-xs)}.b64-decode-info-label{color:var(--pixel-text-muted)}.b64-decode-info-value{color:var(--pixel-text-primary);font-weight:var(--font-medium)}.b64-decode-downloads{display:flex;flex-direction:column;gap:var(--space-2)}.b64-decode-download-options{display:flex;gap:var(--space-1)}.b64-decode-download-options .b64-btn{flex:1}.b64-batch-list{display:flex;flex-direction:column;gap:var(--space-2)}.b64-batch-empty{display:flex;align-items:center;justify-content:center;min-height:10rem}.b64-batch-empty-content{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);color:var(--pixel-text-muted)}.b64-batch-empty-content i{font-size:2.5rem;opacity:.3}.b64-batch-stats{display:flex;gap:var(--space-4);padding:var(--space-2);background:var(--pixel-bg-primary);border-radius:var(--radius-md)}.b64-batch-stat{display:flex;align-items:center;gap:var(--space-1);font-size:var(--text-xs);color:var(--pixel-text-muted)}.b64-batch-stat i{font-size:var(--text-xs)}.b64-batch-stat.complete i{color:var(--color-success)}.b64-batch-stat.error i{color:var(--color-error)}.b64-batch-items{display:flex;flex-direction:column;gap:var(--space-1);max-height:20rem;overflow-y:auto}.b64-batch-item{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2);background:var(--pixel-bg-primary);border-radius:var(--radius-lg);border:1px solid var(--pixel-border)}.b64-batch-item.complete{border-color:#10b9814d}.b64-batch-item.error{border-color:#ef44444d}.b64-batch-item-preview{width:var(--space-10);height:var(--space-10);display:flex;align-items:center;justify-content:center;background:var(--pixel-bg-tertiary);border-radius:var(--radius-md);overflow:hidden}.b64-batch-item-preview img{width:100%;height:100%;object-fit:cover}.b64-batch-item-preview i{color:var(--pixel-text-muted)}.b64-batch-item-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:var(--space-1)}.b64-batch-item-name{font-size:var(--text-xs);font-weight:var(--font-medium);color:var(--pixel-text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.b64-batch-item-size{font-size:var(--text-xs);color:var(--pixel-text-muted)}.b64-batch-item-arrow{margin:0 .25rem;color:var(--brand-color)}.b64-batch-item-status{width:1.5rem;height:1.5rem;display:flex;align-items:center;justify-content:center;font-size:var(--text-xs)}.b64-batch-item-status.pending{color:var(--pixel-text-muted)}.b64-batch-item-status.processing{color:var(--brand-color)}.b64-batch-item-status.complete{color:var(--color-success)}.b64-batch-item-status.error{color:var(--color-error)}.b64-batch-item-actions{display:flex;gap:var(--space-1)}.b64-batch-item-btn{display:flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;background:var(--pixel-bg-tertiary);border:none;border-radius:var(--radius-md);color:var(--pixel-text-muted);cursor:pointer;transition:all var(--transition-base)}.b64-batch-item-btn:hover{background:var(--pixel-bg-hover);color:var(--pixel-text-primary)}.b64-batch-item-btn.success{background:var(--color-success);color:#fff}.b64-batch-item-btn.remove:hover{background:#ef444433;color:var(--color-error)}.b64-batch-summary{display:flex;flex-direction:column;align-items:center;gap:var(--space-4);padding:var(--space-8)}.b64-batch-summary-icon{width:5rem;height:5rem;display:flex;align-items:center;justify-content:center;background:rgba(var(--brand-color-rgb),.1);border-radius:var(--radius-full)}.b64-batch-summary-icon i{font-size:var(--text-4xl);color:var(--brand-color)}.b64-batch-summary-stats{display:flex;flex-direction:column;align-items:center;gap:.25rem}.b64-batch-summary-count{font-size:var(--text-xl);font-weight:var(--font-semibold);color:var(--pixel-text-primary)}.b64-batch-summary-status{font-size:var(--text-xs);color:var(--pixel-text-muted)}[dir=rtl] .b64-preview-info-value{margin-inline-start:auto;margin-inline-end:0}[dir=rtl] .b64-size-bar-value,[dir=rtl] .b64-slider-value{text-align:start}[dir=rtl] .b64-decode-downloads{direction:rtl}@media(max-width:37.5rem){.b64-tabs{height:auto;flex-direction:column;gap:var(--space-2);padding:var(--space-2)}.b64-tab{flex:none;width:100%;padding:var(--space-3) var(--space-4);font-size:var(--text-sm);justify-content:center}.b64-tab i{font-size:var(--text-sm)}.b64-export-actions{flex-direction:column}.b64-preview-info{grid-template-columns:1fr}.b64-format-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-1);padding:var(--space-1)}.b64-format-tab{padding:var(--space-2);font-size:.625rem}.b64-decode-header{flex-direction:column;align-items:flex-start;gap:var(--space-2)}.b64-decode-actions{width:100%;justify-content:flex-start}.b64-decode-download-options{flex-wrap:wrap}}@media(max-width:20rem){.b64-format-tabs{grid-template-columns:repeat(3,1fr)}.b64-output-empty-content{text-align:center;padding:var(--space-2)}}[data-theme=light] .b64-section{background:var(--pixel-bg-secondary);border-color:var(--pixel-border)}[data-theme=light] .b64-section-header{background:var(--pixel-bg-secondary);border-bottom:1px solid var(--pixel-border)}[data-theme=light] .b64-tabs{background:var(--pixel-bg-secondary);border-color:var(--pixel-border)}[data-theme=light] .b64-tab{color:var(--pixel-text-secondary)}[data-theme=light] .b64-tab:hover:not(.active):not(:disabled){background:var(--pixel-bg-tertiary);color:var(--pixel-text-primary)}[data-theme=light] .b64-tab.active{color:#fff}[data-theme=light] .b64-btn-secondary{background:var(--pixel-bg-tertiary);color:var(--pixel-text-primary)}[data-theme=light] .b64-btn-secondary:hover:not(:disabled){background:var(--pixel-bg-hover)}[data-theme=light] .b64-btn-danger{border-color:var(--pixel-border)}[data-theme=light] .b64-btn-danger:hover:not(:disabled){background:#ef444414}[data-theme=light] .b64-dropzone{background:linear-gradient(135deg,rgba(var(--brand-color-rgb),.03),rgba(var(--brand-color-rgb),.01));border-color:var(--pixel-border)}[data-theme=light] .b64-dropzone:hover{background:linear-gradient(135deg,rgba(var(--brand-color-rgb),.05),rgba(var(--brand-color-rgb),.02))}[data-theme=light] .b64-dropzone.dragging{background:linear-gradient(135deg,rgba(var(--brand-color-rgb),.08),rgba(var(--brand-color-rgb),.04))}[data-theme=light] .b64-dropzone-paste{background:var(--pixel-bg-tertiary)}[data-theme=light] .b64-dropzone-formats{background:var(--pixel-bg-primary)}[data-theme=light] .b64-format-hint{background:var(--pixel-bg-tertiary)}[data-theme=light] .b64-dropzone-url-divider{color:var(--pixel-text-muted)}[data-theme=light] .b64-dropzone-url-divider:before,[data-theme=light] .b64-dropzone-url-divider:after{background:var(--pixel-border)}[data-theme=light] .b64-dropzone-url-row input{background:var(--pixel-bg-primary);border-color:var(--pixel-border);color:var(--pixel-text-primary)}[data-theme=light] .b64-dropzone-url-row input::placeholder{color:var(--pixel-text-muted)}[data-theme=light] .b64-notification-warning{background:linear-gradient(135deg,#f59e0b1f,#f59e0b0f);border-color:#f59e0b66;color:#b45309}[data-theme=light] .b64-notification-warning i:first-child{color:#d97706}[data-theme=light] .b64-notification-warning span{color:#92400e}[data-theme=light] .b64-notification-error{background:linear-gradient(135deg,#ef44441f,#ef44440f);border-color:#ef444466;color:#b91c1c}[data-theme=light] .b64-notification-error i:first-child{color:#dc2626}[data-theme=light] .b64-notification-error span{color:#991b1b}[data-theme=light] .b64-notification-close{color:var(--pixel-text-muted)}[data-theme=light] .b64-notification-close:hover{background:#0000000d;color:var(--pixel-text-primary)}[data-theme=light] .b64-output-content{scrollbar-color:#cbd5e1 transparent}[data-theme=light] .b64-output-content::-webkit-scrollbar-thumb{background:#cbd5e1}[data-theme=light] .b64-output-content::-webkit-scrollbar-thumb:hover{background:#94a3b8}[data-theme=light] .b64-decode-textarea{scrollbar-color:#cbd5e1 transparent}[data-theme=light] .b64-decode-textarea::-webkit-scrollbar-thumb{background:#cbd5e1}[data-theme=light] .b64-decode-textarea::-webkit-scrollbar-thumb:hover{background:#94a3b8}[data-theme=light] .b64-preview-tabs{background:var(--pixel-bg-tertiary)}[data-theme=light] .b64-preview-tab{color:var(--pixel-text-secondary)}[data-theme=light] .b64-preview-tab:hover:not(.active){background:var(--pixel-bg-primary);color:var(--pixel-text-primary)}[data-theme=light] .b64-preview-tab.active{color:#fff}[data-theme=light] .b64-nav-btn{background:var(--pixel-bg-tertiary);color:var(--pixel-text-primary)}[data-theme=light] .b64-nav-btn:hover{color:#fff}[data-theme=light] .b64-nav-btn-sm{background:var(--pixel-bg-tertiary);color:var(--pixel-text-muted)}[data-theme=light] .b64-nav-btn-sm:hover{color:#fff}[data-theme=light] .b64-image-thumb{background:var(--pixel-bg-tertiary)}[data-theme=light] .b64-image-thumb:hover{border-color:var(--pixel-border)}[data-theme=light] .b64-export-toggle{background:var(--pixel-bg-tertiary)}[data-theme=light] .b64-toggle-btn{color:var(--pixel-text-muted)}[data-theme=light] .b64-toggle-btn:hover:not(.active){color:var(--pixel-text-primary)}[data-theme=light] .b64-toggle-btn.active{color:#fff}[data-theme=light] .b64-preview-image-container{background-color:#f1f5f9;background-image:linear-gradient(45deg,#e2e8f0 25%,transparent 25%),linear-gradient(-45deg,#e2e8f0 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#e2e8f0 75%),linear-gradient(-45deg,transparent 75%,#e2e8f0 75%)}[data-theme=light] .b64-preview-info-item,[data-theme=light] .b64-size-comparison,[data-theme=light] .b64-live-preview{background:var(--pixel-bg-primary)}[data-theme=light] .b64-live-preview-container{background:var(--pixel-bg-tertiary)}[data-theme=light] .b64-format-tabs{background:var(--pixel-bg-primary)}[data-theme=light] .b64-format-tab:hover:not(.active){background:var(--pixel-bg-tertiary)}[data-theme=light] .b64-output-code{border-color:var(--pixel-border)}[data-theme=light] .b64-output-header{background:var(--pixel-bg-tertiary);border-color:var(--pixel-border)}[data-theme=light] .b64-output-btn{background:var(--pixel-bg-primary);border-color:var(--pixel-border)}[data-theme=light] .b64-output-btn:hover{background:var(--pixel-bg-hover)}[data-theme=light] .b64-output-content{background:var(--pixel-bg-primary)}[data-theme=light] .b64-output-content code{color:var(--pixel-text-primary)}[data-theme=light] .b64-output-stats{background:var(--pixel-bg-primary)}[data-theme=light] .b64-option-btn{background:var(--pixel-bg-primary);border-color:var(--pixel-border)}[data-theme=light] .b64-option-btn:hover:not(.active){background:var(--pixel-bg-tertiary)}[data-theme=light] .b64-checkbox-indicator{background:var(--pixel-bg-primary);border-color:var(--pixel-border)}[data-theme=light] .b64-quality-slider{background:var(--pixel-bg-primary)}[data-theme=light] .b64-slider{background:#cbd5e1}[data-theme=light] .b64-decode-action-btn{background:var(--pixel-bg-tertiary);border-color:var(--pixel-border)}[data-theme=light] .b64-decode-action-btn:hover:not(:disabled){background:var(--pixel-bg-hover)}[data-theme=light] .b64-decode-textarea{background:var(--pixel-bg-primary);border-color:var(--pixel-border);color:var(--pixel-text-primary)}[data-theme=light] .b64-decode-preview{background-color:#f1f5f9;background-image:linear-gradient(45deg,#e2e8f0 25%,transparent 25%),linear-gradient(-45deg,#e2e8f0 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#e2e8f0 75%),linear-gradient(-45deg,transparent 75%,#e2e8f0 75%)}[data-theme=light] .b64-decode-info,[data-theme=light] .b64-batch-stats{background:var(--pixel-bg-primary)}[data-theme=light] .b64-batch-item{background:var(--pixel-bg-primary);border-color:var(--pixel-border)}[data-theme=light] .b64-batch-item-preview,[data-theme=light] .b64-batch-item-btn{background:var(--pixel-bg-tertiary)}[data-theme=light] .b64-batch-item-btn:hover{background:var(--pixel-bg-hover)}