:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;background:#f5f5f2;color:#171717;text-rendering:geometricPrecision}*{box-sizing:border-box}html,body{min-height:100%;margin:0;background:#f5f5f2}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;letter-spacing:0}button{cursor:pointer}input,select,textarea{outline:none;border:1px solid #deddd7;border-radius:8px;background:#fff;color:#171717}input:focus,select:focus,textarea:focus{border-color:#9c9180;box-shadow:0 0 0 3px #9c918024}.login-screen{min-height:100vh;display:grid;place-items:center;padding:24px;background:#f5f5f2}.login-card{width:min(420px,100%);display:grid;gap:16px;padding:34px;border:1px solid #e1dfd8;border-radius:8px;background:#ffffffe0;box-shadow:0 24px 80px #2d2b261f}.brand-chip,.assistant-id,.quiet-link,.chat-toolbar label,.primary-tool,.file-card,.evidence-item em{display:inline-flex;align-items:center;gap:8px}.brand-chip{width:max-content;height:30px;padding:0 10px;border:1px solid rgba(221,219,211,.86);border-radius:999px;background:#ffffffad;color:#454946;font-size:13px;font-weight:720;box-shadow:0 10px 30px #2d2b2612;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.login-card h1{margin:4px 0 0;font-size:30px;line-height:1.15}.login-card p{margin:0 0 8px;color:#716b61;line-height:1.6}.login-card label{display:grid;gap:8px;color:#5e5a51;font-size:13px}.login-card input{height:44px;padding:0 12px}.login-card button,.primary-tool,.ask-composer button{border:0;border-radius:8px;background:#171717;color:#fff;font-weight:760}.login-card button{height:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px}.shell{min-height:100vh;display:grid;grid-template-columns:248px minmax(0,1fr)}.ask-shell{grid-template-columns:232px minmax(0,1fr)}.sidebar{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:14px;padding:18px 14px;border-right:1px solid #e1dfd8;background:#fbfaf7}.ask-sidebar{gap:8px;padding:8px;background:linear-gradient(180deg,#ffffffb8,#fbfaf7f5),#fbfaf7}.ask-sidebar-main{min-height:0;flex:1;display:flex}.ask-sidebar-bottom,.ask-shell-actions{display:grid;gap:8px}.raw-chat-link{min-height:32px;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:0 9px;border:1px solid #dfd9ce;border-radius:9px;background:#fff;color:#3c372f;font-size:12px;font-weight:760;box-shadow:0 8px 18px #2d2b260f;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background .18s ease}.raw-chat-link:hover{transform:translateY(-1px);border-color:#b9ad99;background:#fffdfa;box-shadow:0 16px 34px #2d2b261f}.feishu-entry-link{border-color:#a1bcafb8;background:linear-gradient(135deg,#f2faf6eb,#fffffff5);color:#315744}.feishu-entry-link:hover{border-color:#83aa94;background:linear-gradient(135deg,#e8f8f0fa,#fffffffa)}.ask-shell-actions{display:none}.sidebar-brand{height:40px;display:flex;align-items:center;gap:9px;padding:0 10px;font-size:18px;font-weight:840}.sidebar-brand span{width:28px;height:28px;display:grid;place-items:center;border-radius:8px;background:#171717;color:#fff}.sidebar-nav{display:grid;gap:4px;margin-top:6px}.sidebar-extra{min-height:0;display:flex;flex-direction:column}.sidebar-nav a,.sidebar-logout{height:40px;display:flex;align-items:center;gap:9px;padding:0 12px;border-radius:8px;color:#69645b;font-weight:690}.sidebar-nav a.active{background:#ece9df;color:#171717}.sidebar-state{margin-top:auto;display:grid;grid-template-columns:18px minmax(0,1fr);gap:9px;padding:12px;border-radius:8px;background:#f0eee7;color:#5e5a51}.sidebar-state strong,.sidebar-state span{display:block;font-size:13px;line-height:1.45}.sidebar-state strong{color:#2d2b26}.sidebar-logout{width:100%;border:0;background:transparent}.ask-sidebar .sidebar-logout,.ask-shell-actions .sidebar-logout{min-height:30px;justify-content:center;border:1px solid transparent;font-size:12px}.sidebar-logout:hover{background:#efede6;color:#171717}.mobile-bar{display:none;position:sticky;top:0;z-index:20;height:56px;padding:0 14px;align-items:center;justify-content:space-between;border-bottom:1px solid #e1dfd8;background:#fbfaf7eb;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.mobile-bar>a,.mobile-bar div{display:flex;align-items:center;gap:8px}.mobile-bar a{height:36px;min-width:36px;display:grid;place-items:center;border-radius:8px;color:#5e5a51}.mobile-bar>a{display:flex;padding:0 8px;font-weight:820;color:#171717}.mobile-bar a.active{background:#ece9df;color:#171717}.content-shell{min-width:0}.ask-page{position:relative;overflow:hidden;min-height:100vh;display:flex;flex-direction:column;padding:26px clamp(20px,5vw,64px);background:linear-gradient(135deg,rgba(218,234,255,.35),transparent 30%),linear-gradient(225deg,rgba(209,244,225,.28),transparent 34%),linear-gradient(180deg,#fbfbf8,#f4f4f0 48%,#ecebe6)}.ask-page:before{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;background:linear-gradient(118deg,transparent 0 32%,rgba(255,255,255,.78) 40%,rgba(121,168,216,.16) 46%,rgba(118,206,177,.12) 50%,transparent 58%),linear-gradient(180deg,rgba(255,255,255,.5),transparent 38%);opacity:.72;transform:translate(-120%);animation:ambientSweep 8s cubic-bezier(.76,0,.24,1) infinite}.ask-page:after{content:"";position:fixed;inset:auto 0 0;z-index:0;height:45vh;pointer-events:none;background:linear-gradient(180deg,transparent,rgba(255,255,255,.74)),repeating-linear-gradient(90deg,rgba(31,34,36,.035) 0 1px,transparent 1px 92px);-webkit-mask-image:linear-gradient(180deg,transparent,#000 34%,#000);mask-image:linear-gradient(180deg,transparent,#000 34%,#000)}.ask-page>*{position:relative;z-index:2}.ask-stage{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}.stage-grid{position:absolute;inset:0;opacity:.42;background:linear-gradient(rgba(25,27,29,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(25,27,29,.045) 1px,transparent 1px);background-size:54px 54px;-webkit-mask-image:linear-gradient(180deg,transparent,#000 22%,#000 68%,transparent);mask-image:linear-gradient(180deg,transparent,#000 22%,#000 68%,transparent);animation:gridDrift 18s linear infinite}.stage-beam{position:absolute;width:72vw;height:1px;left:16vw;background:linear-gradient(90deg,transparent,rgba(54,91,139,.28),rgba(93,178,151,.25),transparent);box-shadow:0 0 22px #4b82a02e;transform-origin:center}.beam-a{top:19%;transform:rotate(-7deg);animation:beamFloat 9s ease-in-out infinite}.beam-b{top:63%;transform:rotate(6deg);animation:beamFloat 11s ease-in-out infinite reverse}.stage-scan{position:absolute;inset:0;background:linear-gradient(180deg,transparent 0 42%,rgba(255,255,255,.48) 48%,transparent 54%);opacity:.5;transform:translateY(-42%);animation:verticalScan 7.5s cubic-bezier(.65,0,.35,1) infinite}.ask-topbar{display:flex;align-items:center;justify-content:space-between;gap:16px}.ask-topbar a{height:34px;display:inline-flex;align-items:center;gap:8px;padding:0 12px;border:1px solid #dfddd5;border-radius:8px;background:#fff;color:#4d4840;font-size:14px;font-weight:690}.ask-hero{width:min(920px,100%);margin:auto auto 26px;text-align:center;animation:riseIn .58s cubic-bezier(.2,.8,.2,1)}.hero-signal{width:86px;height:34px;display:inline-grid;grid-template-columns:repeat(3,1fr);align-items:end;gap:7px;margin:0 auto 18px;padding:7px 10px;border:1px solid rgba(202,198,188,.78);border-radius:8px;background:#ffffffb8;box-shadow:0 14px 42px #2d2b2617;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.hero-signal span{display:block;height:9px;border-radius:999px;background:linear-gradient(180deg,#1c1d1f,#5a6e7f);animation:signalLift 1.9s ease-in-out infinite}.hero-signal span:nth-child(2){height:17px;background:linear-gradient(180deg,#285b8f,#5db297);animation-delay:.16s}.hero-signal span:nth-child(3){height:12px;animation-delay:.32s}.ask-hero h1{margin:0;font-size:clamp(58px,8.4vw,108px);line-height:.98;letter-spacing:0;color:transparent;background:linear-gradient(100deg,#141414 0% 38%,#2f6f95 51%,#608b6f 61%,#141414 72%);background-size:220% 100%;-webkit-background-clip:text;background-clip:text;animation:titleSheen 8s cubic-bezier(.65,0,.35,1) infinite;text-shadow:0 16px 50px rgba(45,43,38,.08)}.ask-hero p{margin:20px auto 0;max-width:560px;color:#5f625f;font-size:18px;line-height:1.72}.prompt-row{width:min(760px,100%);margin:28px auto 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;justify-content:center}.prompt-row button{position:relative;min-height:44px;display:flex;align-items:center;justify-content:flex-start;gap:9px;overflow:hidden;padding:9px 13px;border:1px solid rgba(219,218,211,.86);border-radius:8px;background:#ffffffb8;color:#292a28;text-align:left;box-shadow:0 12px 36px #2d2b2614;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease,background .2s ease}.prompt-row button:before{content:"";width:7px;height:7px;flex:0 0 auto;border-radius:999px;background:linear-gradient(135deg,#2f6f95,#62ad77);box-shadow:0 0 0 5px #498d7a1f}.prompt-row button:after{content:"";position:absolute;inset:0;background:linear-gradient(112deg,transparent 0 40%,rgba(255,255,255,.68) 50%,transparent 62%);transform:translate(-120%);transition:transform .46s cubic-bezier(.22,1,.36,1)}.prompt-row button:hover,.ask-topbar a:hover{border-color:#a8b8ad;transform:translateY(-1px)}.prompt-row button:hover{background:#ffffffe0;box-shadow:0 18px 50px #2d2b261f}.prompt-row button:hover:after{transform:translate(120%)}.mobile-history{display:none}.history-panel{min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr);gap:9px;padding:10px;border:1px solid #e1dfd8;border-radius:8px;background:#ffffffbd;animation:riseIn .42s cubic-bezier(.2,.8,.2,1)}.ask-sidebar .history-panel{width:100%;min-height:0;grid-template-rows:34px minmax(0,1fr);gap:0;padding:8px 7px 0;border-color:#ddd7cb;border-radius:12px;background:#ffffffd6;box-shadow:inset 0 1px #ffffffb3,0 12px 32px #2d2b260e}.sidebar-extra .history-panel{max-height:min(48vh,420px)}.history-panel-title{display:flex;align-items:center;justify-content:space-between;gap:8px;color:#70695f;font-size:13px;font-weight:760}.ask-sidebar .history-panel-title{color:#6c6459;font-size:13px;font-weight:820}.ask-sidebar .history-panel-title svg{width:14px;height:14px}.history-panel-title span,.history-panel-title button{display:inline-flex;align-items:center;gap:7px}.history-panel-title button{width:28px;height:28px;justify-content:center;border:0;border-radius:8px;background:#ece9df;color:#3e3932}.ask-sidebar .history-panel-title button{width:26px;height:26px;border-radius:8px;background:#ebe6da;color:#171717}.history-panel-title button:hover{background:#171717;color:#fff}.history-list{min-height:0;display:grid;gap:8px;overflow-y:auto;overflow-x:hidden;padding-right:2px;scrollbar-width:thin}.ask-sidebar .history-list{gap:1px;align-content:start;padding:0 2px 8px 0}.ask-sidebar .history-list::-webkit-scrollbar{width:5px}.ask-sidebar .history-list::-webkit-scrollbar-track{background:#efeee8;border-radius:999px}.ask-sidebar .history-list::-webkit-scrollbar-thumb{background:#c2beb6;border-radius:999px}.history-list button,.history-skeleton{width:100%;min-height:58px;display:grid;gap:4px;align-content:center;padding:9px 11px;border:1px solid #e1dfd8;border-radius:8px;background:#ffffffd6;color:#2d2b26;text-align:left;box-shadow:0 10px 30px #2d2b260d;transition:transform .18s ease,border-color .18s ease,background .18s ease}.ask-sidebar .history-list button,.ask-sidebar .history-skeleton{min-height:38px;gap:1px;padding:5px 7px;border-color:transparent;border-radius:7px;background:transparent;box-shadow:none}.ask-sidebar .history-list button:hover,.ask-sidebar .history-list button.active{transform:none;border-color:#d5cdc1b8;background:#f1eee7c7}.history-list button:hover,.history-list button.active{transform:translateY(-2px);border-color:#b9ad99;background:#fff}.history-list strong{overflow:hidden;color:#2d2b26;font-size:13px;line-height:1.4;text-overflow:ellipsis;white-space:nowrap}.ask-sidebar .history-list strong{font-size:12px;line-height:1.22;font-weight:760}.history-list span{color:#8a8275;font-size:12px}.ask-sidebar .history-list span{color:#857d70;font-size:10px;font-weight:650}.history-skeleton{background:linear-gradient(90deg,#eeeae1,#fff,#eeeae1);background-size:220% 100%;animation:shimmer 1.4s infinite}.history-skeleton.short{width:76%}.history-empty{margin:0;padding:12px 4px;color:#8a8275;font-size:12px}.ask-sidebar .history-empty{padding:14px 7px;font-size:12px}.answer-feed{width:min(920px,100%);margin:26px auto 0;display:flex;flex-direction:column;gap:18px;padding-bottom:18px}.with-thread .answer-feed{flex:1;padding-bottom:132px}.user-card{max-width:min(720px,92%);align-self:flex-end;padding:13px 15px;border-radius:8px;background:#171717;color:#fff;line-height:1.7;white-space:pre-wrap;animation:riseIn .28s cubic-bezier(.2,.8,.2,1)}.assistant-card{width:100%;padding:22px;border:1px solid #e0ded6;border-radius:8px;background:#fffffff0;box-shadow:0 18px 60px #2d2b2614;scroll-margin-top:24px;animation:riseIn .42s cubic-bezier(.2,.8,.2,1)}.assistant-card header{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:12px}.assistant-id{color:#4c463e;font-size:14px;font-weight:760}.answer-meta{display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end}.answer-meta span{height:26px;display:inline-flex;align-items:center;padding:0 9px;border-radius:999px;background:#f0eee7;color:#625d55;font-size:12px;font-weight:720}.assistant-card h2{margin:0 0 12px;font-size:22px;line-height:1.3}.rich-answer{display:grid;gap:10px}.rich-answer h3{margin:10px 0 0;font-size:16px}.rich-answer p,.rich-answer li,.rich-answer blockquote,.answer-callout{margin:0;color:#2d2b26;font-size:15.5px;line-height:1.85}.rich-answer ul,.rich-answer ol{margin:0;padding-left:22px}.rich-answer blockquote,.answer-callout{padding:12px 13px;border-left:3px solid #817766;border-radius:8px;background:#f5f3ed}.rich-answer pre{overflow:auto;margin:0;padding:14px;border-radius:8px;background:#171717;color:#fff}.citation-marks{display:inline-flex;gap:4px;margin-left:6px;vertical-align:middle}.citation-marks a,.citation-marks button,.evidence-item>span{width:22px;height:22px;display:inline-grid;place-items:center;border-radius:999px;background:#171717;color:#fff;font-size:12px;font-weight:760}.citation-marks button{border:0}.citation-marks a,.citation-marks button{transition:transform .18s ease,box-shadow .18s ease}.citation-marks a:hover,.citation-marks button:hover{transform:translateY(-1px) scale(1.08);box-shadow:0 8px 18px #1717172e}.evidence-panel{margin-top:16px;border-top:1px solid #ebe8df;padding-top:12px}.evidence-panel summary{width:max-content;cursor:pointer;color:#5e5a51;font-size:14px;font-weight:760}.evidence-grid{margin-top:10px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.evidence-item{display:grid;grid-template-columns:22px minmax(0,1fr);gap:10px;width:100%;padding:12px;border:1px solid #e1dfd8;border-radius:8px;background:#fbfaf7;color:inherit;text-align:left;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.evidence-panel[open] .evidence-item{animation:riseIn .32s cubic-bezier(.2,.8,.2,1)}.evidence-item:hover{transform:translateY(-2px);border-color:#b9ad99;box-shadow:0 14px 34px #2d2b2614}.evidence-item strong,.evidence-item small{display:block}.evidence-item strong{color:#2d2b26;font-size:13.5px;line-height:1.45}.evidence-item small{margin-top:4px;color:#797267;font-size:12px;line-height:1.45}.evidence-item p{display:-webkit-box;margin:7px 0;color:#4d4840;font-size:13px;line-height:1.6;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.evidence-item em{color:#504a40;font-size:12.5px;font-style:normal;font-weight:760}.thinking-card .thinking-lines{display:grid;gap:9px}.thinking-lines span{height:12px;border-radius:999px;background:linear-gradient(90deg,#ece9df,#f8f7f3,#ece9df);background-size:220% 100%;animation:shimmer 1.4s infinite}.thinking-lines span:nth-child(1){width:86%}.thinking-lines span:nth-child(2){width:64%}.thinking-lines span:nth-child(3){width:42%}.composer-station{width:min(900px,100%);margin:0 auto}.with-thread .composer-station{position:sticky;bottom:18px;z-index:12;margin-top:auto}.ask-composer{position:relative;isolation:isolate;overflow:hidden;padding:15px;border:1px solid rgba(213,216,208,.9);border-radius:8px;background:linear-gradient(180deg,#ffffffe6,#ffffffbd),#ffffffc7;box-shadow:0 26px 86px #262a282b,inset 0 1px #ffffffd1;-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}.ask-composer:before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;padding:1px;border-radius:inherit;background:linear-gradient(105deg,#2f6f9594,#62ad7761,#dabf7857,#2f6f9594);background-size:240% 100%;-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;animation:composerBorder 7s linear infinite}.ask-composer:after{content:"";position:absolute;left:14px;right:14px;top:0;z-index:0;height:1px;background:linear-gradient(90deg,transparent,rgba(47,111,149,.42),rgba(98,173,119,.34),transparent);animation:composerPulse 3.2s ease-in-out infinite}.ask-composer>*{position:relative;z-index:1}.ask-composer:focus-within{border-color:#7a9d94b8;box-shadow:0 32px 96px #22272533,0 0 0 4px #6e9d901f,inset 0 1px #ffffffeb;transform:translateY(-2px)}.ask-composer textarea{width:100%;display:block;min-height:42px;padding:0;border:0;background:transparent;box-shadow:none;resize:none;line-height:1.72;font-size:17px}.ask-composer textarea::placeholder{color:#7a7f78}.composer-bottom{margin-top:12px;display:flex;align-items:center;justify-content:space-between;gap:12px}.source-tags{display:flex;flex-wrap:wrap;gap:8px}.source-tags span{height:28px;display:inline-flex;align-items:center;gap:6px;padding:0 10px;border-radius:999px;background:#f0eee7db;color:#5b625c;font-size:12px;font-weight:720;box-shadow:inset 0 1px #ffffffad}.ask-composer button{width:38px;height:38px;display:grid;place-items:center;background:linear-gradient(135deg,#141414,#314f5a 54%,#438469);box-shadow:0 12px 28px #2d2b2638;transition:transform .18s ease,box-shadow .18s ease}.ask-composer button:not(:disabled):hover{transform:translateY(-1px) scale(1.04);box-shadow:0 16px 34px #2d2b2647}.ask-composer button:disabled,.primary-tool:disabled{opacity:.48;cursor:default}.error-line{width:min(860px,100%);margin:14px auto;padding:12px 14px;border:1px solid #efc0b8;border-radius:8px;background:#fff4f1;color:#9f2b24;line-height:1.55}.source-panel-layer{position:fixed;inset:0;z-index:60;pointer-events:none}.source-panel-backdrop{position:absolute;inset:0;border:0;background:#1618183d;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);pointer-events:auto;animation:fadeIn .18s ease both}.source-panel{position:absolute;top:12px;right:12px;bottom:12px;width:clamp(600px,54vw,780px);max-width:calc(100vw - 268px);display:grid;grid-template-rows:auto minmax(0,1fr);overflow:hidden;border:1px solid rgba(222,218,208,.9);border-radius:12px;background:linear-gradient(155deg,#fffffff0,#faf9f4db),#ffffffe0;box-shadow:0 32px 100px #1617163d,inset 0 1px #ffffffb8;-webkit-backdrop-filter:blur(26px);backdrop-filter:blur(26px);pointer-events:auto;animation:drawerIn .28s cubic-bezier(.22,1,.36,1) both}.source-panel:before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(120deg,rgba(59,113,150,.13),transparent 38%),linear-gradient(225deg,rgba(87,164,122,.12),transparent 34%)}.source-panel>*{position:relative;z-index:1}.source-panel-header{display:flex;justify-content:space-between;gap:14px;padding:18px 18px 14px;border-bottom:1px solid rgba(225,223,216,.82)}.source-panel-header>div:first-child{min-width:0}.source-kicker,.source-panel-actions,.source-panel-actions a,.source-panel-actions button{display:inline-flex;align-items:center}.source-kicker{gap:6px;color:#6d776f;font-size:12px;font-weight:780}.source-panel h2{margin:5px 0;color:#171717;font-size:22px;line-height:1.2}.source-panel p{margin:0;color:#716b61;font-size:13px;line-height:1.55}.source-panel-actions{flex:0 0 auto;gap:7px;align-self:flex-start}.source-panel-actions a,.source-panel-actions button{height:32px;justify-content:center;gap:6px;border:1px solid #ded8cc;border-radius:8px;background:#ffffffc2;color:#3d3932;font-size:12px;font-weight:760;box-shadow:0 8px 22px #2d2b260f}.source-panel-actions a{padding:0 10px}.source-panel-actions button{width:32px;padding:0}.source-panel-actions a:hover,.source-panel-actions button:hover{border-color:#b8ae9f;background:#fff}.source-panel-body{min-height:0;display:grid;overflow:hidden;padding:14px 16px 18px;scrollbar-width:thin}.source-browser{min-height:0}.source-browser.embedded{height:100%;min-width:0;min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto;gap:10px}.source-toolbar{position:static;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:8px;border-color:#e0dcd3cc;background:#ffffffbd;box-shadow:0 12px 34px #2d2b2612;overflow:hidden}.source-toolbar>*{min-width:0}.source-toolbar .toolbar-search{grid-column:1 / -1}.source-toolbar .segmented,.source-toolbar .toolbar-field{min-width:0}.source-toolbar .toolbar-field:last-of-type{grid-column:1 / -1}.source-toolbar .toolbar-field,.source-toolbar .primary-tool{height:38px}.source-toolbar .primary-tool{grid-column:1 / -1}.source-browser.embedded .message-timeline{min-height:0;overflow-x:hidden;overflow-y:auto;gap:11px;margin-top:0;padding:3px 3px 12px;scrollbar-width:thin}.source-browser.embedded .chat-message,.source-browser.embedded .chat-message.self{grid-template-columns:32px minmax(0,1fr)}.source-browser.embedded .chat-message.self .member-avatar{grid-column:1}.source-browser.embedded .chat-message.self .message-stack{grid-column:2;align-items:flex-start}.source-browser.embedded .chat-message.self .message-meta{justify-content:flex-start}.source-browser.embedded .member-avatar{width:32px;height:32px;font-size:12px}.source-browser.embedded .message-bubble{max-width:100%;padding:10px 11px;font-size:13.5px;line-height:1.65}.source-browser.embedded .message-stack{min-width:0}.source-browser.embedded .message-meta{flex-wrap:wrap;min-width:0;font-size:11.5px}.source-browser.embedded .message-meta span{min-width:0;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.source-browser.embedded .date-separator,.source-browser.embedded .system-message{max-width:100%;overflow-wrap:anywhere}.source-loading,.source-empty,.source-feishu-card{border:1px solid rgba(224,220,211,.86);border-radius:8px;background:#ffffffc2;box-shadow:0 12px 34px #2d2b260f}.source-loading,.source-empty{min-height:0;display:grid;place-items:center;color:#70695f;font-weight:720}.source-loading{gap:8px;grid-auto-flow:column}.source-browser.embedded .load-more{justify-self:center;margin:2px auto 0}.source-feishu-card{display:grid;gap:10px;padding:16px}.source-feishu-card strong{color:#1f2b24;font-size:17px}.source-feishu-card span{color:#647267;font-size:13px;font-weight:720}.source-feishu-card p{color:#3c443e;font-size:14px;line-height:1.75}.source-feishu-card a{width:max-content;min-height:34px;display:inline-flex;align-items:center;gap:7px;padding:0 11px;border-radius:8px;background:#171717;color:#fff;font-size:13px;font-weight:760}.source-route-page{position:relative;width:100%;min-height:100vh;overflow:hidden;background:linear-gradient(135deg,rgba(218,234,255,.24),transparent 30%),linear-gradient(225deg,rgba(209,244,225,.2),transparent 34%),linear-gradient(180deg,#fbfbf8,#f4f4f0 54%,#ecebe6)}.source-standalone-shell{min-height:100vh;background:#f5f5f2}.source-route-page>*{position:relative;z-index:2}.source-route-header,.source-route-page>.source-browser{width:min(1060px,100%);margin-left:auto;margin-right:auto}.chat-page{width:min(1080px,100%);margin:0 auto;padding:28px clamp(16px,4vw,42px) 56px}.chat-titlebar{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:18px}.quiet-link{color:#6d665c;font-size:14px;margin-bottom:8px}.chat-titlebar h1{margin:0;font-size:clamp(34px,5vw,58px);line-height:1.02}.chat-titlebar p{margin:10px 0 0;color:#736d63;line-height:1.65}.chat-titlebar>span{flex:0 0 auto;height:30px;display:inline-flex;align-items:center;padding:0 11px;border-radius:999px;background:#ece9df;color:#5e5a51;font-size:13px;font-weight:760}.chat-toolbar{position:sticky;top:0;z-index:12;display:grid;grid-template-columns:minmax(260px,1fr) 138px 170px 150px 94px;gap:9px;padding:10px;border:1px solid #e1dfd8;border-radius:8px;background:#fffffff0;box-shadow:0 14px 44px #2d2b2614;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.toolbar-search,.toolbar-field{min-width:0;height:42px;padding:0 11px;border:1px solid #e1dfd8;border-radius:8px;background:#fbfaf7;color:#686157}.toolbar-search input,.toolbar-field input,.toolbar-field select{width:100%;height:100%;min-width:0;padding:0;border:0;background:transparent;box-shadow:none}.toolbar-search button{width:28px;height:28px;display:grid;place-items:center;border:0;border-radius:8px;background:#ece9df;color:#5e5a51}.segmented{display:grid;grid-template-columns:1fr 1fr;gap:4px;height:42px;padding:4px;border:1px solid #e1dfd8;border-radius:8px;background:#f2f0ea}.segmented button{border:0;border-radius:6px;background:transparent;color:#5e5a51;font-weight:760}.segmented button.active{background:#fff;color:#171717;box-shadow:0 4px 14px #2d2b2614}.primary-tool{height:42px;justify-content:center}.message-timeline{display:flex;flex-direction:column;gap:14px;margin-top:18px}.date-separator,.system-message{align-self:center;max-width:min(720px,100%);padding:6px 11px;border-radius:999px;background:#e9e6dc;color:#716b61;font-size:12.5px;line-height:1.45;text-align:center}.system-message{background:#efede6}.chat-message{display:grid;grid-template-columns:38px minmax(0,1fr);gap:10px;align-items:flex-start;animation:messageIn .28s cubic-bezier(.2,.8,.2,1)}.chat-message.self{grid-template-columns:minmax(0,1fr) 38px}.chat-message.self .member-avatar{grid-column:2}.chat-message.self .message-stack{grid-column:1;grid-row:1;align-items:flex-end}.member-avatar{width:38px;height:38px;display:grid;place-items:center;overflow:hidden;border-radius:8px;background:#e5e0d2;color:#514a40;font-size:14px;font-weight:840}.member-avatar img{width:100%;height:100%;object-fit:cover}.message-stack{min-width:0;display:flex;flex-direction:column;gap:5px}.message-meta{display:flex;align-items:center;gap:8px;color:#8a8275;font-size:12px}.chat-message.self .message-meta{justify-content:flex-end}.message-meta span{color:#4f493f;font-weight:760}.message-meta button{padding:0;border:0;background:transparent;color:inherit}.message-meta a:hover,.message-meta button:hover{color:#171717}.message-bubble{max-width:min(720px,100%);padding:11px 13px;border:1px solid #e1dfd8;border-radius:8px;background:#fff;color:#27241f;box-shadow:0 10px 34px #2d2b260f;line-height:1.72;white-space:pre-wrap;overflow-wrap:anywhere;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background .18s ease}.chat-message:hover .message-bubble{transform:translateY(-1px);border-color:#c9c1b3;box-shadow:0 14px 40px #2d2b2617}.chat-message.self .message-bubble{background:#eae7dc;border-color:#ddd8ca}.highlighted .message-bubble,.system-message.highlighted{border-color:#d6a64c;box-shadow:0 0 0 3px #d6a64c38,0 10px 34px #2d2b2614;animation:focusPulse 1.5s cubic-bezier(.22,1,.36,1) 1}.quote-card{width:100%;height:auto;display:grid;gap:4px;margin:0 0 9px;padding:9px 10px;border:0;border-left:3px solid #817766;border-radius:8px;background:#f5f3ed;color:#2d2b26;text-align:left}.quote-card strong{font-size:13px}.quote-card span{color:#736d63;font-size:13px;line-height:1.45}.chat-image,.chat-video{display:block;max-width:min(430px,76vw);max-height:520px;border-radius:8px}.chat-video{width:min(430px,76vw)}.emoji{display:block;max-width:150px;max-height:150px}audio{width:min(330px,76vw)}.file-card{max-width:420px;padding:10px;border:1px solid #deddd7;border-radius:8px;background:#fbfaf7;color:#27241f;font-weight:720}.load-more{height:38px;display:inline-flex;align-items:center;gap:8px;justify-content:center;margin:18px auto 0;padding:0 14px;border:1px solid #deddd7;border-radius:8px;background:#fff;color:#4f493f;font-weight:760;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.load-more:hover:not(:disabled){transform:translateY(-1px);border-color:#b9ad99;box-shadow:0 12px 30px #2d2b2614}.spin{animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shimmer{to{background-position:-220% 0}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes drawerIn{0%{opacity:0;transform:translate(18px) scale(.985)}to{opacity:1;transform:translate(0) scale(1)}}@keyframes sheetIn{0%{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}@keyframes ambientSweep{0%,58%{transform:translate(-120%)}78%,to{transform:translate(120%)}}@keyframes gridDrift{0%{background-position:0 0,0 0}to{background-position:54px 54px,54px 54px}}@keyframes beamFloat{0%,to{opacity:.42;translate:-2vw 0}50%{opacity:.86;translate:2vw 10px}}@keyframes verticalScan{0%,18%{transform:translateY(-48%);opacity:0}36%,58%{opacity:.48}84%,to{transform:translateY(54%);opacity:0}}@keyframes signalLift{0%,to{transform:scaleY(.72);opacity:.72}48%{transform:scaleY(1);opacity:1}}@keyframes titleSheen{0%,52%{background-position:0% 50%}78%,to{background-position:115% 50%}}@keyframes composerBorder{to{background-position:240% 0}}@keyframes composerPulse{0%,to{opacity:.28;transform:scaleX(.84)}50%{opacity:.9;transform:scaleX(1)}}@keyframes riseIn{0%{opacity:0;transform:translateY(10px) scale(.992)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes messageIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes focusPulse{0%{box-shadow:0 0 #d6a64c6b,0 10px 34px #2d2b2614}72%{box-shadow:0 0 0 9px #d6a64c00,0 10px 34px #2d2b2614}to{box-shadow:0 0 0 3px #d6a64c38,0 10px 34px #2d2b2614}}@media(max-width:1080px){.shell{grid-template-columns:1fr}.sidebar{display:none}.mobile-bar{display:flex}.ask-page{min-height:calc(100vh - 56px);padding:20px 14px}.mobile-history{width:min(292px,100%);display:block;margin:10px auto 4px}.mobile-history .history-panel{height:auto;max-height:min(28vh,230px);grid-template-rows:34px minmax(0,1fr);gap:0;padding:8px 7px 0;border:1px solid #ddd7cb;border-radius:12px;background:#ffffffdb;box-shadow:0 12px 32px #2d2b260f}.mobile-history .history-panel-title{color:#6c6459;font-size:13px;font-weight:820}.mobile-history .history-panel-title svg{width:14px;height:14px}.mobile-history .history-panel-title button{width:26px;height:26px;border-radius:8px}.mobile-history .history-list{display:grid;max-height:calc(min(28vh,230px) - 42px);gap:1px;align-content:start;overflow-x:hidden;overflow-y:auto;padding:0 2px 8px 0}.mobile-history .history-list button,.mobile-history .history-skeleton{width:100%;min-height:38px;gap:1px;padding:5px 7px;border-color:transparent;border-radius:7px;background:transparent;box-shadow:none}.mobile-history .history-list button:hover,.mobile-history .history-list button.active{transform:none;border-color:#d5cdc1b8;background:#f1eee7c7}.mobile-history .history-list strong{font-size:12px;line-height:1.22;font-weight:760}.mobile-history .history-list span{font-size:10px;font-weight:650}.ask-shell-actions{width:min(430px,100%);display:grid;margin:14px auto 0}.chat-toolbar{top:56px;grid-template-columns:1fr 138px}.toolbar-search{grid-column:1 / -1}.source-panel{inset:auto 0 0;width:100%;max-width:none;height:min(82vh,760px);border-right:0;border-bottom:0;border-left:0;border-radius:16px 16px 0 0;animation-name:sheetIn}.source-panel-header{padding:15px 14px 12px}.source-panel h2{font-size:20px}.source-panel-actions a{width:34px;padding:0;font-size:0}.source-panel-body{padding:12px 12px max(18px,env(safe-area-inset-bottom))}.source-toolbar{grid-template-columns:1fr}.source-toolbar .toolbar-search{grid-column:auto}}@media(max-width:720px){.ask-topbar a span,.source-tags span:nth-child(2){display:none}.ask-hero{margin-top:auto;margin-bottom:20px}.hero-signal{width:76px;height:31px;margin-bottom:14px}.ask-hero h1{font-size:52px}.ask-hero p{font-size:15px}.prompt-row{display:flex;flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;padding-bottom:4px}.prompt-row button{flex:0 0 min(340px,82vw);min-height:42px;white-space:nowrap}.composer-station,.with-thread .composer-station{position:static;margin-top:18px}.with-thread .answer-feed{padding-bottom:18px}.assistant-card{padding:17px;scroll-margin-top:74px}.assistant-card header{align-items:flex-start;flex-direction:column}.assistant-card h2{font-size:20px}.evidence-grid{grid-template-columns:1fr}.chat-page{padding:18px 12px 42px}.chat-titlebar{align-items:flex-start}.chat-titlebar h1{font-size:38px}.chat-titlebar p{font-size:14px}.chat-toolbar{grid-template-columns:1fr}.toolbar-search,.toolbar-field,.segmented,.primary-tool{width:100%}.chat-message,.chat-message.self{grid-template-columns:32px minmax(0,1fr)}.chat-message.self .member-avatar{grid-column:1}.chat-message.self .message-stack{grid-column:2;align-items:flex-start}.chat-message.self .message-meta{justify-content:flex-start}.member-avatar{width:32px;height:32px;font-size:12px}.message-bubble{max-width:calc(100vw - 68px);font-size:14px;line-height:1.68}.chat-image,.chat-video{max-width:calc(100vw - 98px)}audio{width:calc(100vw - 98px)}.source-route-header{display:grid}.source-panel{height:min(86vh,720px)}.source-panel-header{gap:8px}.source-panel-actions button{width:34px;height:34px}.source-browser.embedded .message-bubble{max-width:calc(100vw - 66px)}.source-browser.embedded .chat-image,.source-browser.embedded .chat-video{max-width:calc(100vw - 96px)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}