.unicode-card,.info-card{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:6px;margin-bottom:1rem;overflow:hidden;box-shadow:0 1px 3px #0000001a}.card-header{background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:.8rem 1rem;display:flex}.card-header h3{color:var(--text-color);margin:0;font-size:1rem}.card-actions{gap:.5rem;display:flex}.editor-container{padding:1rem;position:relative}.cm-editor-host{border:1px solid var(--border-color);background-color:var(--input-bg);border-radius:4px;width:100%;overflow:hidden}.cm-editor-host.cm-readonly{background-color:var(--bg-secondary)}.conversion-options{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:6px;flex-wrap:wrap;gap:1rem;margin-bottom:1rem;padding:1rem;display:flex}.options-group{flex:1;min-width:250px}.options-group h4{color:var(--text-color);margin:0 0 .5rem;font-size:.9rem}.radio-group{flex-wrap:wrap;gap:.6rem;display:flex}.output-format{flex-wrap:wrap;gap:.8rem;display:flex}.output-format label{flex:none;min-width:0}.radio-group span{color:var(--text-color);white-space:nowrap;font-size:.9rem}.convert-btn{align-self:flex-end;margin-left:auto}.char-info-container{margin-bottom:1rem}.char-info-content{padding:1rem;display:block}.no-char-selected{color:var(--text-color-secondary);text-align:center;grid-column:1/-1;padding:1rem}.char-item{border:1px solid var(--border-color);background-color:var(--bg-secondary);border-radius:4px;gap:1rem;margin-bottom:1rem;padding:1rem;display:flex}.char-display{background-color:var(--card-bg);border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:4rem;height:4rem;font-size:2.5rem;display:flex}.char-details{flex:1}.char-name{color:var(--text-color);word-break:break-word;margin-bottom:.5rem;font-size:1rem;font-weight:700}.char-code{color:var(--text-color-secondary);background-color:var(--card-bg);word-break:break-all;border-radius:3px;margin-bottom:.4rem;padding:.3rem .5rem;font-family:monospace;font-size:.9rem}.info-card{padding:1rem}.info-card h3{margin-top:0;margin-bottom:.8rem;font-size:1.1rem}.info-card h4{margin:1rem 0 .5rem;font-size:.95rem}.info-card p{color:var(--text-color-secondary);margin:.5rem 0}.unicode-info-list,.unicode-explanation-list{color:var(--text-color-secondary);margin:.5rem 0;padding-left:1.5rem}.unicode-info-list li,.unicode-explanation-list li{margin-bottom:.5rem}.info-card code{background-color:var(--bg-secondary);border-radius:3px;padding:.1rem .3rem;font-family:monospace;font-size:.9rem}.action-button{background-color:var(--bg-secondary);color:var(--text-color);cursor:pointer;border:none;border-radius:4px;padding:.5rem 1rem;font-size:.9rem;transition:background-color .2s}.action-button:hover{background-color:var(--hover-bg)}.action-button.primary{background-color:var(--primary-color);font-weight:500;color:#fff!important}.action-button.primary:hover{background-color:var(--primary-dark,#1565c0)}.action-button.secondary{border:1px solid var(--border-color)}.status-message{color:#fff;z-index:1000;background-color:#333;border-radius:4px;padding:.6rem 1rem;font-size:.9rem;display:none;position:fixed;bottom:20px;left:50%;transform:translate(-50%)}.status-message.success{background-color:#2ecc71}.status-message.error{background-color:#e74c3c}@media (width<=768px){.conversion-options{flex-direction:column}.convert-btn{width:100%;margin-left:0}.radio-group label{min-width:130px}.output-format{flex-direction:column;align-items:flex-start;gap:.5rem}}.quick-char-lookup{gap:.5rem;display:flex}.quick-char-lookup input{border:1px solid var(--border-color);background-color:var(--input-bg);width:60px;color:var(--text-color);text-align:center;border-radius:4px;padding:.3rem;font-size:1rem}.quick-char-lookup input:focus{border-color:var(--primary-color);outline:none}.notification{color:#fff;opacity:0;z-index:1000;border-radius:4px;padding:10px 20px;transition:all .3s;position:fixed;bottom:20px;right:20px;transform:translateY(100px)}.notification.show{opacity:1;transform:translateY(0)}.notification-success{background-color:#4caf50}.notification-error{background-color:#f44336}.notification-info{background-color:#2196f3}