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.ac-close:hover{background:var(--bg-press);color:var(--fg)}.composer textarea{font-size:14px;line-height:1.5;min-height:20px;max-height:180px;width:100%;color:var(--fg);font-family:var(--font-sans);padding:1px 0}.composer textarea::placeholder{color:var(--fg-subtle)}.composer-bar{gap:4px}.cb-left,.composer-bar{display:flex;align-items:center}.cb-left{gap:2px}.cb-spacer{flex:1 1;min-width:4px}.cb-right{display:flex;align-items:center;gap:4px}.cb-btn{width:24px;height:24px;border-radius:2px;display:grid;place-items:center;color:var(--fg-muted);transition:background .1s var(--ease),color .1s var(--ease);flex-shrink:0}.cb-btn svg{width:15px;height:15px}.cb-btn:hover{background:var(--bg-hover);color:var(--fg)}.cb-btn:active{background:var(--bg-press)}.cb-chip{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:600;padding:3px 7px;border-radius:2px;color:var(--fg-muted);cursor:pointer;transition:background .1s var(--ease),color .1s var(--ease);-webkit-user-select:none;-moz-user-select:none;user-select:none;border:1px solid transparent;height:22px}.cb-chip:hover{color:var(--fg);background:var(--bg-hover)}.cb-chip:disabled{opacity:.4;cursor:not-allowed}.cb-chip.active.think{background:var(--cap-yellow-soft);color:#8a6500;border-color:rgba(245,180,0,.3)}.cb-chip.active.research{background:var(--cap-blue-soft);color:#1a57c7;border-color:rgba(66,133,244,.3)}.send-btn{background:var(--arlo-red);color:white;width:26px;height:26px;border-radius:2px;display:grid;place-items:center;transition:background .1s var(--ease),transform 80ms var(--ease)}.send-btn svg{width:13px;height:13px}.send-btn:hover{background:var(--arlo-red-hover)}.send-btn:active{transform:scale(.94)}.send-btn:disabled{background:var(--warm-200);color:var(--warm-400);cursor:not-allowed}.send-btn.stop{background:var(--warm-900);color:white}.send-btn.stop:hover{background:var(--warm-800)}.send-btn.stop .stop-square{width:10px;height:10px;background:white;border-radius:1px}.voice-bar{display:flex;align-items:center;gap:12px;padding:4px;width:100%}.voice-rec-dot{width:8px;height:8px;border-radius:999px;background:var(--arlo-red);animation:rec-pulse 1.2s var(--ease) infinite;flex-shrink:0}@keyframes rec-pulse{0%,to{box-shadow:0 0 0 0 rgba(229,72,77,.6)}50%{box-shadow:0 0 0 6px rgba(229,72,77,0)}}.voice-time{font-family:var(--font-mono);font-size:12.5px;font-weight:600;color:var(--arlo-red);min-width:44px}.voice-wave{flex:1 1;display:flex;align-items:center;gap:2px;height:24px;overflow:hidden}.voice-wave span{flex:1 1;background:var(--arlo-red);border-radius:1px;opacity:.7;transform-origin:center;animation:wave 1.1s var(--ease) infinite;min-width:2px}@keyframes wave{0%,to{transform:scaleY(.2)}50%{transform:scaleY(1)}}.voice-cancel,.voice-send{font-size:11.5px;font-weight:600;padding:5px 10px;border-radius:3px}.voice-cancel{color:var(--fg-muted)}.voice-cancel:hover{background:var(--bg-hover);color:var(--fg)}.voice-send{background:var(--arlo-red);color:white}.voice-send:hover{background:var(--arlo-red-hover)}@media (max-width:760px){.app{grid-template-columns:1fr}.app .sidebar{position:fixed;top:0;left:0;bottom:0;width:280px;z-index:25;transform:translateX(-100%);transition:transform .2s var(--ease);box-shadow:var(--shadow-lg)}.app.sidebar-open .sidebar{transform:translateX(0)}.app.sidebar-collapsed{grid-template-columns:1fr}.topbar{padding:0 8px;height:44px}.topbar .title{max-width:200px;font-size:12.5px}.topbar .crumb{display:none}.thread-inner{padding:0 16px}.composer-wrap{padding:10px 12px 12px}.bubble,.bubble.user{max-width:calc(100vw - 80px)}.suggest-grid{grid-template-columns:1fr}.welcome{padding-top:6vh}.welcome h1{font-size:22px}}.toast-wrap{position:fixed;top:12px;left:50%;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:6px;align-items:center}.toast{background:var(--warm-900);color:var(--warm-25);padding:6px 12px;border-radius:3px;font-size:11.5px;font-weight:600;box-shadow:var(--shadow-md);animation:toast-in .18s var(--ease);letter-spacing:.02em;cursor:pointer}@keyframes toast-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}