.base64-encoder .base64-content{display:flex;flex-direction:column;gap:16px}.base64-encoder .input-output-section{display:flex;align-items:flex-start;gap:16px}@media (max-width: 768px){.base64-encoder .input-output-section{flex-direction:column}}.base64-encoder .input-output-section .input-card,.base64-encoder .input-output-section .output-card{flex:1}.base64-encoder .input-output-section .swap-icon{display:flex;align-items:center;justify-content:center;margin-top:60px;padding:10px;background:var(--teb-surface);border:1px solid var(--teb-hairline);border-radius:50%;box-shadow:var(--teb-shadow-card);transition:transform .15s ease;cursor:pointer}.base64-encoder .input-output-section .swap-icon:hover{transform:scale(1.08)}.base64-encoder .text-area{font-family:var(--teb-font-mono);font-size:13px;line-height:1.55;resize:vertical}.base64-encoder .card-actions{margin-top:16px;display:flex;gap:8px}.base64-encoder .action-buttons{display:flex;gap:8px}.base64-encoder .info-content ul{margin:16px 0;padding-left:20px}.base64-encoder .info-content li{margin:8px 0}.base64-encoder .example-item{margin:8px 0;display:flex;align-items:center;gap:8px}@media (max-width: 768px){.base64-encoder .input-output-section{flex-direction:column;gap:16px}.base64-encoder .input-output-section .swap-icon{margin-top:0;align-self:center;order:2}.base64-encoder .text-area{font-size:12px}.base64-encoder .card-actions{flex-direction:column}}