:root{--ic-bg: #ffffff;--ic-fg: #111827;--ic-muted: #6b7280;--ic-border: #e5e7eb;--ic-accent: #2563eb;--ic-accent-fg: #ffffff;--ic-user-bubble: #eff6ff;--ic-assistant-bubble: #f9fafb;--ic-header-bg: #f9fafb;--ic-composer-bg: #f9fafb;--ic-radius: 12px;--ic-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;--ic-shadow: 0 1px 2px rgba(0, 0, 0, .04)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--ic-font);color:var(--ic-fg);background:var(--ic-bg);font-size:14px;line-height:1.45;-webkit-font-smoothing:antialiased}.ic-app{display:flex;flex-direction:column;height:100%;min-height:0;background:var(--ic-bg)}.ic-header{flex:none;display:flex;align-items:center;gap:10px;padding:12px 14px;border-bottom:1px solid var(--ic-border);background:var(--ic-header-bg);font-weight:600;letter-spacing:-.01em;min-height:48px}.ic-header-mark{flex:none;width:28px;height:28px;border-radius:8px;background:color-mix(in srgb,var(--ic-accent) 12%,transparent);color:var(--ic-accent);display:flex;align-items:center;justify-content:center;font-size:14px;line-height:1}.ic-header-title{min-width:0;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ic-messages{flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden;padding:16px 14px;display:flex;flex-direction:column;gap:12px;background:linear-gradient(180deg,color-mix(in srgb,var(--ic-bg) 100%,transparent),color-mix(in srgb,var(--ic-assistant-bubble) 55%,var(--ic-bg)));-webkit-overflow-scrolling:touch}.ic-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;padding:24px 16px;color:var(--ic-muted);min-height:160px}.ic-empty-mark{width:40px;height:40px;border-radius:999px;background:color-mix(in srgb,var(--ic-accent) 10%,transparent);color:var(--ic-accent);display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:4px}.ic-empty-title{font-weight:600;font-size:14px;color:var(--ic-fg)}.ic-empty-sub{font-size:12px;max-width:260px;line-height:1.4}.ic-msg{max-width:min(92%,420px);padding:10px 12px;border-radius:calc(var(--ic-radius) + 2px);white-space:pre-wrap;word-break:break-word;line-height:1.5;box-shadow:var(--ic-shadow)}.ic-msg-user{align-self:flex-end;background:var(--ic-user-bubble);color:var(--ic-fg);border-bottom-right-radius:4px}.ic-msg-assistant{align-self:flex-start;background:var(--ic-assistant-bubble);border:1px solid var(--ic-border);border-bottom-left-radius:4px}.ic-msg-error{align-self:center;color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;font-size:13px;box-shadow:none;max-width:100%}.ic-typing{align-self:flex-start;color:var(--ic-muted);font-size:12px;padding:4px 6px;display:flex;align-items:center;gap:6px}.ic-typing-dots{display:inline-flex;gap:3px}.ic-typing-dots span{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.45;animation:ic-pulse 1s ease-in-out infinite}.ic-typing-dots span:nth-child(2){animation-delay:.15s}.ic-typing-dots span:nth-child(3){animation-delay:.3s}@keyframes ic-pulse{0%,to{opacity:.3;transform:translateY(0)}50%{opacity:1;transform:translateY(-1px)}}.ic-composer-wrap{flex:none;border-top:1px solid var(--ic-border);background:var(--ic-composer-bg);padding:10px 12px 8px}.ic-composer{display:flex;gap:8px;align-items:flex-end;border:1px solid var(--ic-border);border-radius:var(--ic-radius);background:var(--ic-bg);padding:6px 6px 6px 10px;box-shadow:var(--ic-shadow)}.ic-composer:focus-within{border-color:color-mix(in srgb,var(--ic-accent) 55%,var(--ic-border));box-shadow:0 0 0 2px color-mix(in srgb,var(--ic-accent) 18%,transparent)}.ic-input{flex:1;resize:none;border:none;border-radius:0;padding:8px 4px;font:inherit;color:inherit;background:transparent;max-height:112px;min-height:36px;line-height:1.4}.ic-input:focus{outline:none}.ic-input::placeholder{color:var(--ic-muted)}.ic-send{flex:none;border:none;border-radius:calc(var(--ic-radius) - 2px);background:var(--ic-accent);color:var(--ic-accent-fg);width:36px;height:36px;padding:0;font:inherit;font-weight:600;font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center}.ic-send:disabled{opacity:.45;cursor:default}.ic-composer-hint{margin:6px 2px 0;font-size:10px;color:var(--ic-muted)}.ic-disclosure{flex:none;text-align:center;font-size:11px;color:#6b7280;padding:6px 10px 0;line-height:1.35}.ic-footer{flex:none;text-align:center;font-size:11px;color:#6b7280;padding:4px 0 8px}.ic-footer a,.ic-disclosure a{color:inherit;text-underline-offset:2px}.ic-boot{flex:1;display:flex;align-items:center;justify-content:center;color:var(--ic-muted);min-height:0;gap:8px;font-size:13px}@media(prefers-reduced-motion:reduce){.ic-typing-dots span{animation:none;opacity:.6}}