body:has(#page-research:not([hidden])){background:#fafbfc}
.research-chat{max-width:1000px;margin:0 auto;min-height:calc(100dvh - 155px);display:flex;flex-direction:column}
.chat-topline{display:flex;align-items:center;justify-content:space-between;gap:15px;color:#84909a;font-size:12px;min-height:36px}
.chat-topline button{font-size:12px;border-color:transparent;background:transparent}
.chat-welcome{text-align:center;padding:clamp(45px,10vh,125px) 15px 38px}
.chat-logo{margin:0 auto 24px;width:72px;height:72px;font-size:48px;border-radius:22px;box-shadow:0 12px 32px #a4472320}
.chat-logo span{font-size:24px;top:5px;right:7px}
.chat-welcome h2{font-size:30px;font-weight:600;letter-spacing:-.8px;margin-bottom:13px;color:#263441}
.chat-welcome p{font-size:14px;color:#8a929c;margin:0}
.chat-compose-dock{position:sticky;bottom:0;z-index:5;padding:18px 0 0;background:linear-gradient(transparent,#fafbfc 16px);margin-top:auto}
.empty-chat .chat-compose-dock{position:relative;margin-top:0}
.empty-chat .chat-topline>span{visibility:hidden}
.chat-composer{position:relative;border:1px solid #e2e6eb;background:#fff;box-shadow:0 7px 28px #26344009;border-radius:22px;padding:17px 18px 12px;transition:box-shadow .15s,border-color .15s}
.chat-composer:focus-within{border-color:#c1c9d3;box-shadow:0 8px 30px #2634400d}
#chatInput{display:block;border:0;outline:0;resize:none;min-height:67px;max-height:220px;padding:0 3px 10px;line-height:1.75;font-size:15px;background:transparent;box-shadow:none}
#chatInput::placeholder{color:#929aa2}
.composer-toolbar,.composer-right{display:flex;align-items:center;gap:10px}
.composer-right{margin-left:auto}
.composer-mode{font-size:12px;color:#a44f30}
.composer-icon,.chat-send{padding:0;display:grid;place-items:center;flex-shrink:0;width:34px;height:34px;border:0;border-radius:50%;background:transparent;color:#7b8792}
.composer-icon:hover{background:#f2f4f7;color:#303d48}
.chat-send{width:36px;height:36px;color:#fff;background:#273747}
.chat-send:hover{background:#122333}.chat-send:disabled{background:#dde1e5;cursor:default;opacity:1}
.depth-control{position:relative}.depth-trigger{border:0;background:transparent;color:#677784;font-size:12px;padding:7px 9px;display:flex;align-items:center;gap:8px}
.depth-panel{position:absolute;right:0;bottom:46px;width:254px;max-width:calc(100vw - 52px);padding:18px;background:white;border:1px solid #e4e8ed;border-radius:16px;box-shadow:0 12px 50px #172b4822;z-index:10}
.depth-panel strong{font-size:13px}.depth-panel p{font-size:12px;color:#81909e;margin:9px 0 16px;min-height:36px}
#chatDepthRange{padding:0;border:0;accent-color:#ad512f;height:20px;cursor:pointer}
.depth-options{display:flex;justify-content:space-between;gap:6px;margin-top:12px}
.depth-options button{font-size:12px;border:0;padding:6px 12px;border-radius:6px;color:#778491}.depth-options button.selected{background:#f7ebe5;color:#a34728}
.chat-hint{font-size:11px;line-height:1.6;text-align:center;margin:10px 0 0;padding-bottom:12px;color:#98a1aa}
.chat-error{font-size:13px;color:#a44234;background:#fff0ed;padding:10px 13px;border-radius:9px;line-height:1.7;overflow-wrap:anywhere;margin:10px 0 0}
.chat-attachments{display:flex;flex-wrap:wrap;gap:8px}
.attachment-chip{display:flex;align-items:center;gap:8px;max-width:100%;border:1px solid #e6e9ed;background:#f8fafc;border-radius:9px;padding:6px 9px;margin-bottom:10px;font-size:12px;color:#637482}
.attachment-chip span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:220px}
.attachment-chip button{padding:0 3px;border:0;background:transparent;color:#89929e;font-size:17px}
.chat-messages{padding:22px 0 5px;min-width:0}.chat-messages:empty{display:none}
.chat-turn{margin-bottom:32px}.chat-message{display:flex;gap:13px;align-items:flex-start;margin:21px 0;min-width:0}
.chat-avatar{display:grid;place-items:center;flex:0 0 33px;height:33px;border-radius:11px;background:#b44a24;color:white;font-size:20px;font-weight:700;position:relative}
.chat-avatar small{position:absolute;right:3px;top:1px;font-size:10px;color:#ffe1c9}
.chat-message.user{flex-direction:row-reverse}.user .chat-avatar{background:#e9edf2;color:#728295;border-radius:50%}
.message-content{min-width:0;flex:1;color:#33424f}.user .message-content{flex:0 1 auto;max-width:calc(100% - 49px);background:#edf1f5;border-radius:15px 2px 15px 15px;padding:12px 17px}
.message-text{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.85;font-size:14px}
.message-attachments{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0 0}.message-attachments span{font-size:11px;padding:5px 8px;border:1px solid #d6dfe8;border-radius:6px;color:#768797;overflow-wrap:anywhere}
.assistant-label{font-size:11px;color:#99a3ac;margin:0 0 8px}.clarification-message ol{padding-left:22px;font-size:14px;line-height:1.9}.clarification-message li{padding:4px 0;overflow-wrap:anywhere}
.research-status{display:flex;align-items:center;gap:9px;font-size:14px;line-height:1.8;margin:0;color:#687b8b}.research-dot{width:7px;height:7px;border-radius:50%;background:#b36c4a;animation:research-pulse 1.5s ease-in-out infinite}
.research-status small{display:block;color:#93a0aa;font-size:11px}
.research-stats{font-size:11px;color:#98a2ac;line-height:1.7;margin:5px 0 0}.message-error{display:flex;align-items:center;gap:15px;color:#9a5744;background:#fdf3ed;padding:10px 12px 10px 15px;border-radius:9px;font-size:13px;line-height:1.8;overflow-wrap:anywhere}.message-error-text{flex:1;min-width:0}.message-error-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}.message-error-action{display:grid;place-items:center;width:32px;height:32px;padding:0;border:2px solid #d85a46;border-radius:50%;background:transparent;color:#d85a46}.message-error-action svg{width:17px;height:17px}.message-error-action:hover{background:#fff4ef;color:#bd422e;border-color:#bd422e}.message-error-action:disabled{opacity:.45;cursor:default}
.report-body{font-size:14px;line-height:1.9;overflow-wrap:anywhere;min-width:0}.report-body h1{font-size:24px;line-height:1.5;margin:10px 0 22px}.report-body h2{font-size:19px;margin:28px 0 12px}.report-body h3{font-size:16px;margin:20px 0 10px}.report-body p{line-height:1.9;margin:12px 0}.report-body li{margin:7px 0}.report-body pre{overflow:auto;background:#eef2f6;border-radius:8px;padding:14px;white-space:pre-wrap}.report-body code{font-size:.9em}.report-body blockquote{border-left:3px solid #d4dde5;margin:15px 0;padding:1px 16px;color:#637687}.report-body table{font-size:12px;display:block;overflow:auto;width:max-content;max-width:100%;margin:15px 0}.report-body th,.report-body td{min-width:100px;max-width:360px}.report-body img{display:none}
.report-toolbar{display:flex;gap:5px;align-items:center;flex-wrap:wrap;margin:18px 0 0;border-top:1px solid #edf0f3;padding-top:10px}
.report-tool{width:31px;height:31px;display:grid;place-items:center;padding:0;border:0;background:transparent;color:#8b97a3;border-radius:7px;position:relative}.report-tool:hover{color:#3c536b;background:#edf2f6}.report-tool:disabled{cursor:default}.report-tool::after{content:attr(data-tooltip);position:absolute;bottom:38px;left:50%;transform:translateX(-50%);white-space:nowrap;background:#263747;color:#fff;font-size:11px;padding:6px 8px;border-radius:5px;display:none;pointer-events:none}.report-tool:hover::after,.report-tool:focus-visible::after{display:block}.report-language{font-size:11px;color:#9aa4ae;margin-left:8px}.report-operation{font-size:12px;color:#8c7859;line-height:1.7;margin:7px 0;white-space:pre-wrap}.report-operation button{font-size:11px;padding:3px 7px;margin-left:8px}
.chat-load-state{padding:30px;color:#8c99a5;text-align:center}.chat-composer button:focus-visible,.report-tool:focus-visible,.message-error-action:focus-visible{outline:2px solid #9ab0c3;outline-offset:2px}
@keyframes research-pulse{50%{opacity:.35}}
@media(prefers-reduced-motion:reduce){.research-dot{animation:none}}
@media(min-width:1500px){.research-chat{max-width:1030px}.chat-messages{padding-left:25px;padding-right:25px}}
@media(max-width:760px){.research-chat{min-height:calc(100dvh - 230px)}.chat-welcome{padding:38px 0 27px}.chat-welcome h2{font-size:24px}.chat-welcome p{font-size:12px}.chat-logo{width:58px;height:58px;font-size:38px;border-radius:18px;margin-bottom:18px}.chat-logo span{font-size:18px}.chat-composer{padding:14px 12px 10px;border-radius:18px}.chat-message{gap:9px}.chat-avatar{flex-basis:28px;height:28px;font-size:17px}.user .message-content{max-width:calc(100% - 37px);padding:10px 13px}.chat-messages{padding:10px 0}.report-body h1{font-size:21px}.report-body h2{font-size:18px}.report-tool::after{left:0;transform:none}.chat-compose-dock{padding-top:12px}.chat-hint{font-size:10px}.chat-topline{font-size:11px}}
@media(max-width:390px){.composer-mode{font-size:11px}.composer-toolbar,.composer-right{gap:5px}.chat-welcome p{max-width:230px;margin:auto}.depth-trigger{padding:7px}.depth-panel{right:-40px}.report-toolbar{gap:2px}.chat-avatar{flex-basis:25px;height:25px}.chat-message{gap:8px}.report-body{font-size:13px}}