:root{--aic-primary:#1f5fbf;--aic-bg:#fff;--aic-text:#222;--aic-muted:#6b7280;--aic-bubble:#f3f4f6;--aic-radius:16px}
#aic-widget *{box-sizing:border-box}
#aic-widget{font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP",Meiryo,sans-serif;font-size:15px;line-height:1.6;color:var(--aic-text)}
.aic-launcher{position:fixed;right:16px;bottom:16px;z-index:99998;display:flex;align-items:center;gap:8px;padding:12px 18px;border:0;border-radius:999px;background:var(--aic-primary);color:#fff;font-weight:700;font-size:15px;box-shadow:0 6px 20px rgba(0,0,0,.2);cursor:pointer;transition:transform .15s}
.aic-launcher:hover{transform:translateY(-2px)}
.aic-launcher svg{width:22px;height:22px;flex:none}
.aic-panel{position:fixed;right:16px;bottom:84px;z-index:99999;width:380px;max-width:calc(100vw - 32px);height:560px;max-height:calc(100vh - 110px);display:flex;flex-direction:column;background:var(--aic-bg);border-radius:var(--aic-radius);box-shadow:0 12px 40px rgba(0,0,0,.25);overflow:hidden;opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .2s,transform .2s}
.aic-panel.is-open{opacity:1;transform:none;pointer-events:auto}
.aic-inline .aic-panel{position:static;width:100%;max-width:100%;height:600px;max-height:none;opacity:1;transform:none;pointer-events:auto;border:1px solid #e5e7eb;box-shadow:none}
.aic-inline .aic-launcher,.aic-inline .aic-close{display:none}
.aic-head{display:flex;align-items:center;gap:10px;padding:14px 16px;background:var(--aic-primary);color:#fff}
.aic-head .aic-avatar{width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;flex:none}
.aic-head .aic-avatar svg{width:18px;height:18px}
.aic-head .aic-title{font-weight:700;font-size:15px;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.aic-close{border:0;background:transparent;color:#fff;font-size:22px;line-height:1;cursor:pointer;padding:4px 6px;border-radius:6px}
.aic-close:hover{background:rgba(255,255,255,.15)}
.aic-body{flex:1;overflow-y:auto;padding:16px;background:#fafafa;-webkit-overflow-scrolling:touch}
.aic-msg{display:flex;margin-bottom:12px;max-width:100%}
.aic-msg.user{justify-content:flex-end}
.aic-bubble{max-width:85%;padding:10px 14px;border-radius:14px;white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere}
.aic-msg.bot .aic-bubble{background:#fff;border:1px solid #e5e7eb;border-top-left-radius:4px}
.aic-msg.user .aic-bubble{background:var(--aic-primary);color:#fff;border-top-right-radius:4px}
.aic-msg.bot.is-refused .aic-bubble{background:#fff7ed;border-color:#fed7aa}
.aic-msg.bot.is-error .aic-bubble{background:#fef2f2;border-color:#fecaca}
.aic-sources{margin-top:8px;padding-top:8px;border-top:1px dashed #e5e7eb;font-size:13px}
.aic-sources .aic-sources-label{color:var(--aic-muted);margin-bottom:4px}
.aic-sources a{display:block;color:var(--aic-primary);text-decoration:underline;word-break:break-all;margin:2px 0}
.aic-typing{display:inline-flex;gap:4px;align-items:center;color:var(--aic-muted);font-size:13px}
.aic-typing i{width:6px;height:6px;border-radius:50%;background:#9ca3af;animation:aicb 1s infinite}
.aic-typing i:nth-child(2){animation-delay:.15s}.aic-typing i:nth-child(3){animation-delay:.3s}
@keyframes aicb{0%,80%,100%{opacity:.3}40%{opacity:1}}
.aic-foot{border-top:1px solid #e5e7eb;background:#fff;padding:10px 12px 8px}
.aic-form{display:flex;gap:8px;align-items:flex-end}
.aic-input{flex:1;resize:none;border:1px solid #d1d5db;border-radius:12px;padding:10px 12px;font:inherit;font-size:16px;line-height:1.5;max-height:120px;min-height:44px;outline:none}
.aic-input:focus{border-color:var(--aic-primary);box-shadow:0 0 0 3px rgba(31,95,191,.15)}
.aic-send{flex:none;width:44px;height:44px;border:0;border-radius:12px;background:var(--aic-primary);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center}
.aic-send:disabled{opacity:.5;cursor:default}
.aic-send svg{width:20px;height:20px}
.aic-disclaimer{font-size:11px;color:var(--aic-muted);margin-top:6px;text-align:center}
.aic-quick{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}
@media (max-width:600px){
  .aic-panel{right:0;bottom:0;width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;border-radius:0}
  .aic-launcher{right:12px;bottom:12px;padding:12px 16px}
  body.aic-open{overflow:hidden}
}