@keyframes float{0%,to{transform:translate(0,0) scale(1)}25%{transform:translate(30px,-30px) scale(1.1)}50%{transform:translate(-20px,20px) scale(.9)}75%{transform:translate(20px,10px) scale(1.05)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.02)}}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pasteSuccess{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulseSuccess{0%,to{transform:scale(1);box-shadow:0 0 0 transparent}50%{transform:scale(1.02);box-shadow:0 0 20px rgba(16,185,129,.3)}}:root{--primary:#6366f1;--primary-dark:#4f46e5;--secondary:#8b5cf6;--accent:#ec4899;--success:#10b981;--warning:#f59e0b;--error:#ef4444;--bg-dark:#0f172a;--bg-darker:#020617;--bg-card:rgba(30, 41, 59, 0.6);--bg-card-hover:rgba(30, 41, 59, 0.8);--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--border-color:rgba(148, 163, 184, 0.1);--shadow-sm:0 1px 2px 0 rgba(0, 0, 0, 0.3);--shadow-md:0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);--shadow-lg:0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);--shadow-xl:0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);--glow-primary:0 0 20px rgba(99, 102, 241, 0.5);--glow-accent:0 0 20px rgba(236, 72, 153, 0.5);--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1);--transition-fast:all 0.15s ease;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px}*{margin:0;padding:0;box-sizing:border-box}.nav-item:hover,body{color:var(--text-primary)}body{font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg-darker);line-height:1.6;overflow-x:hidden}.background-decoration{position:fixed;top:0;left:0;width:100%;height:100%;z-index:0;pointer-events:none;overflow:hidden}.gradient-orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.3;animation:float 20s ease-in-out infinite}.orb-1{width:500px;height:500px;background:radial-gradient(circle,var(--primary) 0%,transparent 70%);top:-200px;left:-200px;animation-delay:0s}.orb-2{width:400px;height:400px;background:radial-gradient(circle,var(--accent) 0%,transparent 70%);top:50%;right:-150px;animation-delay:5s}.orb-3{width:600px;height:600px;background:radial-gradient(circle,var(--secondary) 0%,transparent 70%);bottom:-250px;left:30%;animation-delay:10s}.container{position:relative;display:flex;min-height:100vh;z-index:1}.sidebar{width:260px;background:var(--bg-card);backdrop-filter:blur(20px);border-right:1px solid var(--border-color);padding:var(--spacing-lg);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.logo{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-xl);padding-bottom:var(--spacing-lg);border-bottom:1px solid var(--border-color)}.logo-icon{width:36px;height:36px;color:var(--primary)}.logo-text,.nav-item::before{background:linear-gradient(135deg,var(--primary),var(--accent))}.logo-text{font-size:24px;font-weight:700;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-items{flex:1;display:flex;flex-direction:column;gap:var(--spacing-sm)}.nav-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md) var(--spacing-lg);background:0 0;border:0;border-radius:var(--radius-md);color:var(--text-secondary);font-size:15px;font-weight:500;cursor:pointer;transition:var(--transition);position:relative;overflow:hidden;text-decoration:none}.nav-item::before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:var(--transition)}.nav-item:hover{transform:translateX(4px)}.nav-item:hover::before{opacity:.1}.nav-item.active{color:var(--text-primary);background:linear-gradient(135deg,rgba(99,102,241,.2),rgba(236,72,153,.2))}.nav-item.active::before{opacity:.2}.nav-icon{width:20px;height:20px}.nav-icon,.nav-text{position:relative;z-index:1}.sidebar-footer{padding-top:var(--spacing-lg);border-top:1px solid var(--border-color);text-align:center}.footer-text{color:var(--text-muted);font-size:13px}.main-content{flex:1;padding:var(--spacing-xl);animation:fadeIn .5s ease}.tool-panel{display:none;animation:slideIn .4s ease}.tool-panel.active{display:block}.tool-title{font-size:36px;font-weight:700;margin-bottom:var(--spacing-sm);background:linear-gradient(135deg,var(--text-primary),var(--text-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.tool-description{color:var(--text-secondary);font-size:16px}.current-timestamp{background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;gap:var(--spacing-md);box-shadow:var(--shadow-lg),var(--glow-primary);animation:pulse 2s ease-in-out infinite}.timestamp-label{font-size:14px;opacity:.9;font-weight:600;text-transform:uppercase;letter-spacing:1px}.timestamp-value{font-size:32px;font-weight:700;font-family:"Monaco","Courier New",monospace}.timestamp-unit{font-size:14px;opacity:.9;font-weight:600}.converter-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-lg)}.converter-card{background:var(--bg-card);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-lg);transition:var(--transition)}.converter-card:hover{background:var(--bg-card-hover);border-color:rgba(99,102,241,.3);box-shadow:var(--shadow-xl)}.card-title{font-size:20px;font-weight:600;margin-bottom:var(--spacing-lg);color:var(--text-primary)}.base64-output-section label,.form-group label,.image-preview-section label{display:block;margin-bottom:var(--spacing-sm);color:var(--text-secondary);font-size:14px;font-weight:500}.input-field,.select-field{font-family:inherit}.input-field,.select-field,.textarea-field{width:100%;padding:var(--spacing-md);background:rgba(15,23,42,.6);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-size:15px;transition:var(--transition)}.input-field:focus,.select-field:focus,.textarea-field:focus{outline:0;border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,.1),var(--glow-primary)}.textarea-field{resize:vertical;min-height:100px;font-family:"Monaco","Courier New",monospace}.btn,.section-header h3{font-weight:600;color:var(--text-primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);background:0 0;border:1px solid var(--border-color);border-radius:var(--radius-md);font-size:14px;cursor:pointer;transition:var(--transition);position:relative;overflow:hidden}.btn::before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:rgba(255,255,255,.1);transform:translate(-50%,-50%);transition:width .6s,height .6s}.btn:hover::before{width:300px;height:300px}.btn-primary,.btn:hover{box-shadow:var(--shadow-md)}.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(0)}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent));border:0}.btn-primary:hover{box-shadow:var(--shadow-lg),var(--glow-primary)}.btn-large{padding:var(--spacing-lg) var(--spacing-xl);font-size:16px;width:100%;margin:var(--spacing-lg)0}.btn-small{padding:var(--spacing-sm) var(--spacing-md);font-size:13px}.btn-icon{width:18px;height:18px;position:relative;z-index:1}.result-box{background:rgba(15,23,42,.8);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:var(--spacing-lg);margin-top:var(--spacing-lg);animation:slideUp .4s ease}.result-label{color:var(--text-secondary);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--spacing-xs)}.result-value{color:var(--text-primary);font-size:18px;font-weight:600;font-family:"Monaco","Courier New",monospace;word-break:break-all}.md5-container{max-width:800px}.md5-results{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-lg);margin-top:var(--spacing-xl)}.md5-result-card{background:var(--bg-card);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:var(--spacing-lg);position:relative;transition:var(--transition)}.md5-result-card:hover{border-color:rgba(99,102,241,.5);box-shadow:var(--shadow-lg)}.md5-label{color:var(--text-secondary);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--spacing-sm)}.md5-value{color:var(--primary);font-size:14px;font-weight:600;font-family:"Monaco","Courier 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solid var(--border-color)}.section-header h3{font-size:18px}.toolbar{display:flex;gap:var(--spacing-sm);flex-wrap:wrap}.json-textarea{flex:1;width:100%;background:rgba(15,23,42,.6);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:var(--spacing-lg);color:var(--text-primary);font-family:"Monaco","Courier New",monospace;font-size:14px;line-height:1.6;resize:none;transition:var(--transition)}.json-textarea:focus{outline:0;border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,.1)}.json-tree{flex:1;overflow-y:auto;padding:var(--spacing-md);background:rgba(15,23,42,.6);border:1px solid var(--border-color);border-radius:var(--radius-md);font-family:"Monaco","Courier New",monospace;font-size:14px;line-height:1.8}.json-tree::-webkit-scrollbar{width:8px}.json-tree::-webkit-scrollbar-track{background:rgba(15,23,42,.3);border-radius:4px}.json-tree::-webkit-scrollbar-thumb{background:var(--primary);border-radius:4px}.json-tree::-webkit-scrollbar-thumb:hover{background:var(--primary-dark)}.tree-node{margin-left:var(--spacing-lg)}.tree-key{color:var(--accent);font-weight:600}.tree-value{color:var(--success)}.tree-string{color:var(--warning)}.tree-number,.tree-toggle:hover{color:var(--primary)}.tree-boolean{color:var(--secondary)}.tree-null{color:var(--text-muted)}.tree-toggle{cursor:pointer;user-select:none;color:var(--text-secondary);margin-right:var(--spacing-xs);display:inline-block;width:16px;text-align:center}.tree-delete{margin-left:var(--spacing-sm);color:var(--error);cursor:pointer;opacity:0;transition:var(--transition);font-size:12px}.tree-node:hover>.tree-delete{opacity:1}.tree-delete:hover{color:#dc2626;font-weight:700}.tree-array-length{color:var(--text-muted);font-size:12px;margin-left:var(--spacing-xs)}.toast,.uuid-results{background:var(--bg-card);backdrop-filter:blur(20px);border:1px solid var(--border-color)}.toast{position:fixed;bottom:30px;right:30px;padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;font-weight:500;box-shadow:var(--shadow-xl);z-index:1000;opacity:0;transform:translateY(20px);transition:var(--transition);pointer-events:none}.toast.show{opacity:1;transform:translateY(0);pointer-events:auto}.toast.success{border-color:var(--success);box-shadow:0 0 20px rgba(16,185,129,.3)}.toast.error{border-color:var(--error);box-shadow:0 0 20px rgba(239,68,68,.3)}.uuid-results{border-radius:var(--radius-lg);padding:var(--spacing-lg)}.uuid-output{font-family:"Monaco","Courier New",monospace;font-size:13px;line-height:1.8}.checkbox-label{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--text-primary);cursor:pointer;user-select:none}.checkbox-label input[type=checkbox]{width:20px;height:20px;cursor:pointer;accent-color:var(--primary)}.base64-container,.url-container{max-width:100%}.file-input{width:100%;padding:var(--spacing-md);background:rgba(15,23,42,.6);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;font-family:inherit;transition:var(--transition);cursor:pointer}.file-input:hover{border-color:var(--primary)}.file-input::file-selector-button{padding:var(--spacing-sm) var(--spacing-md);background:var(--primary);border:0;border-radius:var(--radius-sm);color:#fff;font-size:13px;font-weight:600;cursor:pointer;margin-right:var(--spacing-md);transition:var(--transition)}.file-input::file-selector-button:hover{background:var(--primary-dark)}.image-preview{margin:var(--spacing-lg)0;padding:var(--spacing-lg);background:rgba(15,23,42,.6);border:1px dashed var(--border-color);border-radius:var(--radius-md);min-height:200px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.preview-placeholder{color:var(--text-muted);font-size:14px;text-align:center}.image-preview img{max-width:100%;max-height:300px;border-radius:var(--radius-sm);object-fit:contain}@media (max-width:1366px){.converter-grid,.json-container{grid-template-columns:1fr}.json-container{height:auto}.json-editor-section,.json-preview-section{min-height:400px}}@media (max-width:768px){.sidebar{width:80px;padding:var(--spacing-md)}.logo-text,.nav-text{display:none}.main-content{padding:var(--spacing-lg)}.md5-results{grid-template-columns:1fr}}.paste-area{background:rgba(99,102,241,.05);border:2px dashed var(--border-color);border-radius:var(--radius-md);padding:var(--spacing-xl);margin-bottom:var(--spacing-lg);display:flex;align-items:center;justify-content:center;min-height:120px;cursor:pointer;transition:var(--transition)}.paste-area:hover{background:rgba(99,102,241,.1);border-color:var(--primary)}.paste-area.paste-success{background:rgba(16,185,129,.1);border-color:var(--success);animation:pasteSuccess .5s ease}.paste-instruction{text-align:center;color:var(--text-secondary)}.paste-instruction kbd{display:inline-block;padding:4px 8px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:4px;font-family:"Monaco","Courier New",monospace;font-size:13px;margin:0 2px;color:var(--text-primary)}.json-error-indicator{align-items:center;display:none;flex-direction:column;padding:var(--spacing-md);background:rgba(239,68,68,.1);border:1px solid var(--error);border-radius:var(--radius-md);margin-bottom:var(--spacing-md);color:var(--error);font-size:13px;line-height:1.5;animation:slideDown .3s ease}.json-textarea.has-error{border-color:var(--error);box-shadow:0 0 0 3px rgba(239,68,68,.1)}.toast.info{background:linear-gradient(135deg,var(--primary),var(--secondary))}.error-main{display:flex;align-items:flex-start}.error-code-snippet{margin-top:var(--spacing-md);background:rgba(15,23,42,.8);border-radius:var(--radius-sm);padding:var(--spacing-sm)}.snippet-label{font-size:12px;color:var(--text-secondary);margin-bottom:var(--spacing-xs)}.snippet-code{font-family:"Monaco","Courier New",monospace;font-size:12px;color:var(--text-primary);white-space:pre;overflow-x:auto;margin:0;line-height:1.6}.tool-header{margin-bottom:var(--spacing-lg)}.converter-card{padding:var(--spacing-lg)}.form-group{margin-bottom:var(--spacing-md)}.current-timestamp{padding:var(--spacing-lg);margin-bottom:var(--spacing-lg)}.uuid-container{max-width:800px}.uuid-results{margin-top:var(--spacing-md)}.uuid-output{min-height:150px!important}.sidebar{justify-content:flex-start}#timestamp-tool .tool-title,#uuid-tool .tool-title{font-size:28px;margin-bottom:8px}#timestamp-tool .tool-description,#uuid-tool .tool-description{font-size:14px;margin-bottom:16px}#timestamp-tool .tool-header,#uuid-tool .tool-header{margin-bottom:16px}#timestamp-tool .current-timestamp{padding:16px 24px;margin-bottom:16px}#timestamp-tool .timestamp-value{font-size:24px}#timestamp-tool .timestamp-label,#timestamp-tool .timestamp-unit{font-size:12px}#timestamp-tool .converter-card,#uuid-tool .uuid-container{padding:16px}#timestamp-tool .card-title,#uuid-tool h2{font-size:16px;margin-bottom:12px}#timestamp-tool .form-group,#uuid-tool .form-group{margin-bottom:12px}#timestamp-tool .result-box{margin-top:12px;padding:12px}#uuid-tool .uuid-output{min-height:120px!important;rows:6}#uuid-tool .uuid-results{margin-top:12px}.jwt-container{display:grid;grid-template-columns:1fr 1fr;gap:20px}@media (max-width:900px){.jwt-container{grid-template-columns:1fr}}.jwt-decode-card,.jwt-encode-card{min-height:300px}.jwt-result{margin-top:15px;padding:15px;background:var(--bg-secondary);border-radius:var(--radius-md);border:1px solid var(--border-color)}.jwt-part-container{margin-bottom:15px}.jwt-part-container:last-child{margin-bottom:0}.jwt-part-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.jwt-part-label{font-size:12px;font-weight:600;text-transform:uppercase;padding:4px 8px;border-radius:4px}.jwt-header-label{background:linear-gradient(135deg,#f472b6,#fb7185);color:#fff}.jwt-payload-label{background:linear-gradient(135deg,#a78bfa,#818cf8);color:#fff}.jwt-signature-label{background:linear-gradient(135deg,#38bdf8,#22d3ee);color:#fff}.jwt-content{background:var(--bg-card);padding:12px;border-radius:var(--radius-sm);font-family:"Monaco","Consolas",monospace;font-size:13px;line-height:1.5;overflow-x:auto;margin:0;white-space:pre-wrap;word-break:break-all;border:1px solid var(--border-color)}.jwt-signature-status{padding:10px;border-radius:var(--radius-sm);font-size:14px;font-family:monospace}.jwt-signature-status.valid{background:rgba(16,185,129,.1);border:1px solid var(--success)}.jwt-signature-status.invalid{background:rgba(239,68,68,.1);border:1px solid var(--error)}.jwt-signature-status.pending{background:rgba(99,102,241,.1);border:1px solid var(--primary)}.jwt-signature-valid{color:var(--success);font-weight:600}.jwt-signature-invalid{color:var(--error);font-weight:600}.jwt-signature-pending{color:var(--text-secondary)}.jwt-exp-info{margin-top:10px;padding:8px;font-size:13px;border-radius:var(--radius-sm)}.jwt-expired,.jwt-valid-exp{padding:4px 8px;border-radius:4px}.jwt-expired{color:var(--error);background:rgba(239,68,68,.1)}.jwt-valid-exp{color:var(--success);background:rgba(16,185,129,.1)}.btn-icon-small{background:0 0;border:0;cursor:pointer;padding:4px;border-radius:4px;color:var(--text-secondary);transition:all .2s;display:flex;align-items:center;justify-content:center}.btn-icon-small:hover{background:var(--bg-hover);color:var(--primary)}.switch-toggle{position:relative;display:inline-block;width:44px;height:24px}.switch-toggle input{opacity:0;width:0;height:0}.slider,.slider:before{position:absolute;transition:.4s}.slider{cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:rgba(148,163,184,.3);border-radius:24px}.slider:before{content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;border-radius:50%}input:checked+.slider{background-color:var(--primary)}input:focus+.slider{box-shadow:0 0 1px var(--primary)}input:checked+.slider:before{transform:translateX(20px)}.switch-wrapper:hover .slider{background-color:rgba(148,163,184,.5)}.switch-wrapper:hover input:checked+.slider{background-color:var(--primary-dark)}.image-upload-area{border:2px dashed var(--border-color);border-radius:var(--radius-lg);padding:var(--spacing-xl);text-align:center;cursor:pointer;background:rgba(30,41,59,.3);transition:var(--transition);position:relative;overflow:hidden;margin-bottom:var(--spacing-lg)}.image-upload-area:hover{border-color:var(--primary);background:rgba(30,41,59,.5)}.image-upload-area.drag-over{border-color:var(--accent);background:rgba(99,102,241,.1);transform:scale(1.01)}.image-upload-area.paste-success{animation:pulseSuccess .5s ease;border-color:var(--success)}.hidden-file-input{display:none}.upload-content{pointer-events:none}.upload-icon{width:48px;height:48px;color:var(--primary);margin-bottom:var(--spacing-md);opacity:.8}.image-upload-area:hover .upload-icon{opacity:1;transform:translateY(-2px);transition:var(--transition)}.upload-title{font-size:15px;font-weight:500;margin-bottom:var(--spacing-xs);color:var(--text-primary)}.upload-hint{font-size:13px;color:var(--text-secondary)}kbd{background:rgba(255,255,255,.1);padding:2px 6px;border-radius:4px;font-family:monospace;font-size:.9em;border:1px solid var(--border-color)}.base64-tab-nav{display:flex;gap:var(--spacing-md);margin-bottom:var(--spacing-lg);border-bottom:1px solid var(--border-color)}.tab-btn{padding:var(--spacing-sm) var(--spacing-md);background:0 0;border:0;color:var(--text-secondary);font-size:14px;font-weight:500;cursor:pointer;transition:var(--transition);position:relative;bottom:-1px}.tab-btn:hover,.upload-hint-inline kbd{color:var(--text-primary)}.tab-btn.active{color:var(--primary);border-bottom:2px solid var(--primary)}.tab-content{display:none;animation:fadeIn .3s ease}.tab-content.active{display:block}.image-to-base64-card{padding:var(--spacing-lg)}.upload-row{display:flex;align-items:center;gap:var(--spacing-lg);margin-bottom:var(--spacing-lg);flex-wrap:wrap}.image-upload-compact{display:inline-flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);background:linear-gradient(135deg,var(--primary),var(--accent));border:0;border-radius:var(--radius-md);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-md)}.image-upload-compact:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg),var(--glow-primary)}.image-upload-compact.paste-success{background:linear-gradient(135deg,var(--success),#34d399)}.image-upload-compact.drag-over{background:linear-gradient(135deg,var(--accent),var(--primary));transform:scale(1.05)}.upload-icon-small{width:18px;height:18px}.upload-hint-inline{color:var(--text-secondary);font-size:13px}.upload-hint-inline kbd{background:rgba(255,255,255,.1);padding:2px 6px;border-radius:4px;font-family:monospace;font-size:.9em;border:1px solid var(--border-color)}.image-base64-grid{display:grid;grid-template-columns:280px 1fr;gap:var(--spacing-lg)}@media (max-width:768px){.image-base64-grid{grid-template-columns:1fr}}.image-preview.compact{min-height:180px;max-height:280px;margin:0;padding:var(--spacing-md)}.output-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-sm)}.output-header label{margin-bottom:0}.base64-output-section .textarea-field{min-height:200px}body.dragging-image #image-to-base64-tool .image-upload-compact{animation:pulse .5s ease infinite;background:linear-gradient(135deg,var(--accent),var(--primary))}.base64-to-image-card{padding:var(--spacing-lg)}.base64-to-image-grid{display:grid;grid-template-columns:1fr 280px;gap:var(--spacing-lg)}@media (max-width:768px){.base64-to-image-grid{grid-template-columns:1fr}}.base64-input-section .textarea-field{min-height:280px}.image-result-section label{display:block;margin-bottom:var(--spacing-sm);color:var(--text-secondary);font-size:14px;font-weight:500}.image-result-section .image-preview{min-height:250px}