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hsl(var(--border));border-radius:14px;background:hsl(var(--card));padding:16px;display:flex;flex-direction:column;gap:12px}.sph-composer-label{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:hsl(var(--muted-foreground))}.sph-textarea{width:100%;border:0;outline:0;background:transparent;resize:none;font-family:inherit;font-size:14px;line-height:1.55;color:hsl(var(--foreground));padding:4px 4px 8px}.sph-textarea::-moz-placeholder{color:hsl(var(--muted-foreground)/.8)}.sph-textarea::placeholder{color:hsl(var(--muted-foreground)/.8)}.sph-textarea--lg{font-size:15px;min-height:120px}.sph-composer-actions{display:flex;align-items:center;justify-content:space-between;gap:12px}.sph-composer-actions-right{display:flex;align-items:center;gap:10px}.sph-hint{font-size:11px}.sph-hint,.sph-icon-btn{color:hsl(var(--muted-foreground))}.sph-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border:0;background:transparent;border-radius:6px;cursor:pointer}.sph-icon-btn:hover{background:hsl(var(--accent));color:hsl(var(--foreground))}.sph-composer-actions-left{display:flex;align-items:center;gap:4px}.sph-mic-btn{position:relative}.sph-mic-btn--rec{background:hsl(var(--destructive));color:hsl(var(--destructive-foreground))}.sph-mic-btn--rec:hover{background:hsl(var(--destructive)/.85);color:hsl(var(--destructive-foreground))}.sph-mic-btn--sm{width:28px;height:28px}.sph-mic-btn--rec:after{content:"";position:absolute;inset:-3px;border-radius:10px;border:2px solid hsl(0 72% 51%/.35);animation:sph-mic-pulse 1.2s ease-out infinite;pointer-events:none}@keyframes sph-mic-pulse{0%{transform:scale(.9);opacity:.9}to{transform:scale(1.3);opacity:0}}.sph-mic-rec{justify-content:center}.sph-mic-rec,.sph-mic-wave{display:inline-flex;align-items:center}.sph-mic-wave{gap:2px;height:14px}.sph-mic-wave>span{display:inline-block;width:2px;background:currentColor;border-radius:2px;animation:sph-mic-bar .9s ease-in-out infinite}.sph-mic-wave>span:first-child{height:40%;animation-delay:0s}.sph-mic-wave>span:nth-child(2){height:80%;animation-delay:.15s}.sph-mic-wave>span:nth-child(3){height:60%;animation-delay:.3s}@keyframes sph-mic-bar{0%,to{transform:scaleY(.5)}50%{transform:scaleY(1)}}.sph-send-btn{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border:0;cursor:pointer;border-radius:6px;background:hsl(var(--primary));color:hsl(var(--primary-foreground));transition:opacity .15s,transform 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