*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0d0d1a;--surface:#161628;--border:#2a2a4a;--accent:#7c6fff;--accent2:#ff6fb7;--text:#e8e8f0;--text-muted:#88a}body{background:var(--bg);color:var(--text);height:100dvh;font-family:Segoe UI,system-ui,sans-serif;overflow:hidden}#root{flex-direction:column;height:100dvh;display:flex}button{cursor:pointer;border:none;outline:none}textarea,input{font-family:inherit}.app{flex-direction:column;height:100dvh;display:flex}.main{flex:1;display:flex;overflow:hidden}.viewer-wrap{flex:1;position:relative;overflow:hidden}.resize-handle{cursor:col-resize;background:var(--border);flex-shrink:0;width:6px;transition:background .15s}.resize-handle:hover,.resize-handle:active{background:var(--accent)}.sidebar{width:var(--sidebar-width,320px);background:var(--surface);border-left:1px solid var(--border);flex-shrink:0;padding:16px;overflow-y:auto}.controls{flex-direction:column;gap:20px;display:flex}.section{flex-direction:column;gap:8px;display:flex}.label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);font-size:.72rem;font-weight:600}.intro-text{color:var(--text-muted);font-size:.85rem;line-height:1.4}.speech-input{background:var(--bg);border:1px solid var(--border);color:var(--text);resize:vertical;border-radius:10px;outline:none;padding:10px 12px;font-size:.9rem;line-height:1.5;transition:border-color .2s}.speech-input:focus{border-color:var(--accent)}.speech-input:disabled{opacity:.6}.reply-box{background:var(--surface);color:var(--text);white-space:pre-wrap;word-break:break-word;border-style:dashed;min-height:6.5em;max-height:16em;overflow-y:auto}.reply-box .placeholder{color:var(--text-muted)}.reply-box a{color:var(--accent);word-break:break-all;text-decoration:underline}.reply-box a:hover{color:var(--accent2)}.voice-row{align-items:center;gap:10px;display:flex}.voice-btn{border:1px solid var(--border);background:var(--bg);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:42px;height:42px;font-size:1.1rem;transition:border-color .15s,color .15s;display:flex}.voice-btn:disabled{opacity:.4;cursor:not-allowed}.voice-btn:not(:disabled):hover{border-color:var(--accent)}.voice-btn.recording{color:#ff6b6b;border-color:#ff6b6b;animation:1.2s ease-out infinite voice-pulse}@keyframes voice-pulse{0%{box-shadow:0 0 #ff6b6b55}to{box-shadow:0 0 0 10px #ff6b6b00}}.voice-status{color:#ff6b6b;font-size:.78rem}.btn-row{gap:8px;display:flex}.btn-stop{color:#ff6b6b;background:#3a1a2a;border:1px solid #ff6b6b44;border-radius:10px;padding:12px 16px;font-size:.9rem;font-weight:600;transition:background .15s}.btn-stop:hover{background:#5a2030}.vrm-overlay{color:var(--text-muted);background:#0d0d1abf;flex-direction:column;justify-content:center;align-items:center;gap:14px;font-size:.9rem;display:flex;position:absolute;inset:0}.vrm-spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=640px){.main{flex-direction:column}.resize-handle{display:none}.sidebar{border-left:none;border-top:1px solid var(--border);width:100%!important}.viewer-wrap{height:55dvh}}