.base58-decoder{--primary-color:#4a86e8;--secondary-color:#f5f5f5;--text-color:#333;--background-color:#fff;--error-color:#e74c3c;--success-color:#2ecc71;--border-color:#ddd;--button-hover:#3b76d1;--shadow-color:rgba(0,0,0,0.1);min-height:100vh;width:100%;display:flex;flex-direction:column;background-color:var(--background-color);color:var(--text-color);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;transition:all .3s ease}.base58-decoder.dark{--primary-color:#5f9eff;--secondary-color:#2a2a2a;--text-color:#f5f5f5;--background-color:#121212;--border-color:#444;--button-hover:#76aeff;--shadow-color:rgba(0,0,0,0.3)}.base58-decoder .container{max-width:800px;width:100%;margin:0 auto;padding:2rem;flex:1}@media(max-width:768px){.base58-decoder .container{padding:1rem}}.base58-decoder h1{font-size:2.5rem;margin-bottom:.5rem;color:var(--primary-color);text-align:center}@media(max-width:480px){.base58-decoder h1{font-size:2rem}}.base58-decoder h2{font-size:1.5rem;margin-bottom:.5rem;color:var(--primary-color)}.base58-decoder .description{font-size:1.1rem;margin-bottom:2rem;text-align:center;color:var(--text-color);opacity:.8}.base58-decoder .input-container{margin-bottom:1.5rem}.base58-decoder .input-container label{display:block;margin-bottom:.5rem;font-weight:600}.base58-decoder .input-container textarea{width:100%;min-height:100px;padding:.75rem;border:1px solid var(--border-color);border-radius:4px;font-family:inherit;resize:vertical;background-color:var(--secondary-color);color:var(--text-color)}.base58-decoder .input-container textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px rgba(74,134,232,.3)}.base58-decoder .button-group{display:flex;gap:1rem;margin-bottom:1.5rem}@media(max-width:480px){.base58-decoder .button-group{flex-direction:column}}.base58-decoder button{padding:.75rem 1.5rem;border:none;border-radius:4px;cursor:pointer;font-size:1rem;font-weight:600;transition:background-color .2s ease}.base58-decoder .clear-button{background-color:var(--secondary-color);color:var(--text-color)}.base58-decoder .clear-button:hover{background-color:var(--border-color)}.base58-decoder .theme-button{background-color:var(--secondary-color);color:var(--text-color)}.base58-decoder .theme-button:hover{background-color:var(--border-color)}.base58-decoder .copy-button{background-color:var(--primary-color);color:#fff;margin-top:1rem}.base58-decoder .copy-button:hover{background-color:var(--button-hover)}.base58-decoder .error-message{background-color:var(--error-color);color:#fff;padding:.75rem;border-radius:4px;margin-bottom:1.5rem;font-weight:500}.base58-decoder .output-container{margin-top:1.5rem}.base58-decoder .output-container .output-box{background-color:var(--secondary-color);border:1px solid var(--border-color);border-radius:4px;padding:1rem;min-height:100px;white-space:pre-wrap;word-break:break-all;font-family:monospace}.base58-decoder footer{text-align:center;padding:1.5rem;font-size:.9rem;opacity:.7;border-top:1px solid var(--border-color)}.base58-decoder .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}