.copilot{display:grid;grid-template-columns:1fr;grid-template-rows:1fr;height:100%;min-height:0}@media (min-width:768px){.copilot{grid-template-columns:260px 1fr}}@media (min-width:1280px){.copilot{grid-template-columns:260px 1fr 320px}}.copilot-convos{display:none;border-right:1px solid var(--line);background:var(--bg-1);flex-direction:column;min-height:0}@media (min-width:768px){.copilot-convos{display:flex}}.copilot-convos-head{padding:14px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.copilot-convos-head h3{margin:0;font-family:var(--font-ui);font-weight:700;font-size:var(--fs-14);color:var(--ink-strong)}.copilot-convos-list{flex:1 1;overflow-y:auto;padding:8px}.copilot-conv{padding:10px 12px;border-radius:var(--radius-2);cursor:pointer;display:grid;grid-gap:3px;gap:3px;transition:background var(--dur-2)}.copilot-conv:hover{background:var(--bg-2)}.copilot-conv.on{background:var(--bg-3);box-shadow:inset 0 0 0 1px var(--line-strong)}.copilot-conv .t{font-family:var(--font-ui);font-size:var(--fs-13);color:var(--ink-strong);font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.copilot-conv .d{font-family:var(--font-mono);font-size:10px;color:var(--ink-faint);letter-spacing:.08em;text-transform:uppercase}.copilot-conv .preview{font-size:var(--fs-11);color:var(--ink-muted);overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}.copilot-chat{display:flex;flex-direction:column;min-height:0;background:var(--bg-0)}.copilot-chat-head{padding:12px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px;background:var(--paper-glass-strong);backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);position:-webkit-sticky;position:sticky;top:0;z-index:5}.copilot-chat-title{font-family:var(--font-ui);font-weight:600;font-size:var(--fs-14);color:var(--ink-strong)}.copilot-chat-title small{display:block;font-family:var(--font-mono);font-size:10px;color:var(--ink-faint);letter-spacing:.12em;text-transform:uppercase;margin-top:2px}.copilot-chat-stream{flex:1 1;overflow-y:auto;padding:24px;display:grid;grid-gap:28px;gap:28px;scroll-behavior:smooth;align-content:start}@media (min-width:1024px){.copilot-chat-stream{padding:32px 48px}}.cmsg{display:grid;grid-template-columns:28px 1fr;grid-gap:12px;gap:12px;max-width:820px}.cmsg.user{grid-template-columns:1fr auto;justify-items:end;margin-left:auto}.cmsg-avatar{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-family:var(--font-ui);font-weight:700;font-size:var(--fs-11);border:1px solid var(--line-strong);color:var(--sem-info);background:var(--bg-1)}.cmsg.user .cmsg-avatar{order:2;color:var(--ink);background:var(--bg-2)}.cmsg-role{font-family:var(--font-mono);font-size:10px;color:var(--ink-faint);letter-spacing:.12em;text-transform:uppercase;margin-bottom:6px}.cmsg-bubble{font-size:var(--fs-15);line-height:1.65;color:var(--ink)}.cmsg-bubble p{margin:0 0 10px}.cmsg-bubble p:last-child{margin-bottom:0}.cmsg-bubble b{color:var(--ink-strong);font-weight:600}.cmsg.user .cmsg-bubble{padding:9px 14px;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-4);font-size:var(--fs-14);max-width:440px}.cmsg.error .cmsg-bubble{padding:10px 12px;background:var(--sem-err-bg);border:1px solid var(--sem-err-border);border-radius:var(--radius-2);color:var(--sem-err);font-size:var(--fs-13);font-family:var(--font-mono)}.cthinking{display:inline-flex;align-items:center;gap:8px;padding:4px 10px;border-radius:var(--radius-pill);background:var(--bg-2);border:1px solid var(--line);font-family:var(--font-mono);font-size:var(--fs-11);color:var(--ink-muted)}.cthinking-dots{display:inline-flex;gap:3px}.cthinking-dots span{width:4px;height:4px;border-radius:50%;background:var(--sem-info);animation:thd 1.2s infinite}.cthinking-dots span:nth-child(2){animation-delay:.15s}.cthinking-dots span:nth-child(3){animation-delay:.3s}@keyframes thd{0%,to{opacity:.3}50%{opacity:1}}.ccomposer{border-top:1px solid var(--line);padding:10px 16px calc(10px + var(--safe-b));background:var(--paper-glass-strong);backdrop-filter:blur(20px) saturate(140%);-webkit-backdrop-filter:blur(20px) saturate(140%)}.ccomposer-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:8px;font-family:var(--font-mono);font-size:10px;color:var(--ink-faint)}.ccomposer-box{display:grid;grid-template-columns:1fr auto;grid-gap:10px;gap:10px;align-items:end;padding:10px 12px;border:1px solid var(--line-strong);border-radius:var(--radius-3);background:var(--bg-1)}.ccomposer-box:focus-within{border-color:var(--sem-info);box-shadow:var(--ring-focus)}.ccomposer-box textarea{width:100%;min-height:44px;max-height:140px;background:transparent;border:0;outline:0;resize:none;color:var(--ink);font-family:var(--font-prose);font-size:var(--fs-14);line-height:1.55}.ccomposer-box textarea::placeholder{color:var(--ink-faint)}.ccomposer-send{min-width:44px;min-height:44px;border-radius:10px;background:var(--sem-info);color:#041427;display:grid;place-items:center;border:0;cursor:pointer;transition:background var(--dur-1)}.ccomposer-send:hover{background:#79b4ff}.ccomposer-send:disabled{opacity:.4;cursor:not-allowed}.ccomposer-hint{font-size:10px;color:var(--ink-faint);margin-top:6px;letter-spacing:.06em;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.ccomposer-hint,.kbd{font-family:var(--font-mono)}.kbd{padding:1px 5px;border:solid var(--line-strong);border-width:1px 1px 2px;border-radius:4px;font-size:9px;color:var(--ink-muted);background:var(--bg-2)}