:root{--paper: #ffffff;--paper-2: #f7f8fa;--paper-3: #f1f3f6;--ink: #262630;--ink-soft: #5f636c;--ink-faint: #878b94;--line: #e8eaed;--line-strong: #dcdfe4;--ember: #0f6be8;--ember-deep: #0a5fd6;--ember-tint: #eaf3ff;--sage: #05b4a2;--gold: #ff991f;--danger: #fb5a5a;--next-ink: #8a5200;--rail: #f7f8fa;--shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 8px 24px rgba(16, 24, 40, .08);--radius: 12px}:root[data-theme=dark]{--paper: #16171b;--paper-2: #1c1e23;--paper-3: #24262c;--ink: #eceef2;--ink-soft: #a8adb7;--ink-faint: #7b818c;--line: #2a2d34;--line-strong: #373b44;--ember: #4d94ff;--ember-deep: #6aa6ff;--ember-tint: #17263a;--next-ink: #ffb454;--rail: #131418;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 10px 28px rgba(0, 0, 0, .45)}*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.55 -apple-system,BlinkMacSystemFont,Segoe UI,Inter,Helvetica Neue,Arial,PingFang SC,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased}button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}input,textarea{font:inherit;color:inherit}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:8px;border:3px solid transparent;background-clip:content-box}.app{display:grid;grid-template-columns:248px minmax(0,1fr) 0;height:100vh;transition:grid-template-columns .22s ease}.app[data-panel=open]{grid-template-columns:248px minmax(0,1fr) 380px}.app[data-panel=wide]{grid-template-columns:248px minmax(0,1fr) 620px}.app[data-rail=hidden]{grid-template-columns:0 minmax(0,1fr) 0}.app[data-rail=hidden][data-panel=open]{grid-template-columns:0 minmax(0,1fr) 380px}.rail{background:var(--rail);border-right:1px solid var(--line);display:flex;flex-direction:column;min-width:0;overflow:hidden}.brand{display:flex;align-items:center;gap:9px;padding:16px 14px 10px}.brand .mark{width:26px;height:26px;flex:none}.brand 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6px;border-radius:999px}.rail-section{padding:18px 16px 6px;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);font-weight:600}.chats{flex:1;overflow:auto;padding:0 8px 10px;display:flex;flex-direction:column;gap:1px}.chats button{display:block;width:100%;text-align:left;padding:7px 10px;border-radius:8px;font-size:13.5px;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chats button:hover{background:var(--paper-3);color:var(--ink)}.chats button[aria-current=true]{background:var(--paper-3);color:var(--ink);font-weight:600}.rail-foot{border-top:1px solid var(--line);padding:10px;display:flex;align-items:center;gap:9px}.avatar{width:28px;height:28px;border-radius:50%;background:var(--ember);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700;flex:none}.rail-foot .who{min-width:0;flex:1}.rail-foot .who b{display:block;font-size:13px;line-height:1.2}.rail-foot .who 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span{font-size:11.5px;color:var(--ink-faint)}.art-card .go{margin-left:auto;color:var(--ink-faint);font-size:12px}.typing{display:inline-flex;gap:4px;align-items:center;height:18px}.typing i{width:6px;height:6px;border-radius:50%;background:var(--ink-faint);animation:blink 1.1s infinite}.typing i:nth-child(2){animation-delay:.18s}.typing i:nth-child(3){animation-delay:.36s}@keyframes blink{0%,80%,to{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-2px)}}.composer-wrap{flex:none;padding:10px 24px 18px;background:var(--paper)}.composer-wrap:before{content:"";display:block;height:14px;margin:-24px -24px 10px;background:linear-gradient(180deg,transparent,var(--paper))}.composer-wrap[hidden]{display:none}.composer{max-width:760px;margin:0 auto;border:1px solid var(--line-strong);border-radius:16px;background:var(--paper);box-shadow:var(--shadow);padding:10px 10px 8px}.composer:focus-within{border-color:var(--ember)}.composer textarea{width:100%;border:0;outline:0;resize:none;background:transparent;max-height:170px;padding:4px 6px 6px;line-height:1.5}.composer-row{display:flex;align-items:center;gap:8px}.composer-row .spacer{flex:1}.model-btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line-strong);border-radius:999px;padding:5px 10px;font-size:12.5px;color:var(--ink-soft)}.model-btn:hover{border-color:var(--ember);color:var(--ember)}.voice-btn{width:32px;height:32px;border-radius:50%;background:var(--ink);color:var(--paper);display:grid;place-items:center}.voice-btn:hover{opacity:.88}#mic-btn[data-on=true]{background:var(--ember-tint);color:var(--ember)}.listening{display:flex;align-items:center;gap:10px;padding:6px 8px 10px;color:var(--ink-soft);font-size:13.5px}.bars{display:inline-flex;gap:3px;align-items:flex-end;height:18px}.bars i{width:3px;background:var(--ember);border-radius:2px;animation:bar .9s ease-in-out infinite}.bars i:nth-child(1){height:6px;animation-delay:0s}.bars i:nth-child(2){height:14px;animation-delay:.1s}.bars i:nth-child(3){height:9px;animation-delay:.2s}.bars i:nth-child(4){height:16px;animation-delay:.3s}.bars i:nth-child(5){height:7px;animation-delay:.4s}@keyframes bar{0%,to{transform:scaleY(.5)}50%{transform:scaleY(1.5)}}.orb{width:92px;height:92px;margin:4px auto 0;border-radius:50%;background:radial-gradient(circle at 32% 30%,var(--ember),#7c3aed 70%);display:grid;place-items:center;position:relative}.orb span{position:absolute;width:3px;border-radius:2px;background:#ffffffe6;animation:bar .9s ease-in-out infinite}.orb span:nth-child(1){height:16px;left:calc(50% - 25px);animation-delay:0s}.orb span:nth-child(2){height:30px;left:calc(50% - 13px);animation-delay:.12s}.orb span:nth-child(3){height:40px;left:calc(50% - 1px);animation-delay:.24s}.orb span:nth-child(4){height:30px;left:calc(50% + 11px);animation-delay:.36s}.orb span:nth-child(5){height:16px;left:calc(50% + 23px);animation-delay:.48s}.send{width:32px;height:32px;border-radius:9px;background:var(--ember);color:#fff;display:grid;place-items:center}.send:disabled{background:var(--line-strong);color:var(--ink-faint);cursor:not-allowed}.hint{max-width:760px;margin:8px auto 0;text-align:center;font-size:11.5px;color:var(--ink-faint)}.empty{flex:1;overflow:auto;width:100%;max-width:680px;margin:0 auto;padding:24px;text-align:center;display:flex;flex-direction:column;justify-content:center}.empty[hidden]{display:none}.empty h1{font-size:30px;letter-spacing:-.02em;margin:0 0 8px}.empty p{color:var(--ink-soft);margin:0 0 26px}.suggest{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;text-align:left}.suggest button{border:1px solid var(--line-strong);border-radius:var(--radius);padding:12px 14px;background:var(--paper)}.suggest button:hover{border-color:var(--ember)}.suggest b{display:block;font-size:13.5px;margin-bottom:2px}.suggest 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span{font-size:11.5px;color:var(--ink-faint)}.panel{border-left:1px solid var(--line);background:var(--paper-2);display:flex;flex-direction:column;min-width:0;overflow:hidden}.panel-head{height:52px;display:flex;align-items:center;gap:8px;padding:0 12px 0 16px;border-bottom:1px solid var(--line);flex:none}.panel-head b{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:60%}.panel-head .spacer{flex:1}.panel-body{flex:1;overflow:auto;padding:14px}.panel-list{display:flex;flex-direction:column;gap:10px}.preview-frame{border:1px solid var(--line-strong);border-radius:12px;background:var(--paper);overflow:hidden}.preview-frame iframe{width:100%;height:min(62vh,560px);border:0;display:block;background:#fff}.preview-doc{padding:18px 20px;font-size:14px;line-height:1.65}.preview-doc h3{margin:0 0 10px;font-size:16px}.preview-doc h4{margin:16px 0 6px;font-size:13.5px;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.05em}.preview-actions{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line-strong);border-radius:9px;padding:7px 12px;font-size:13px;background:var(--paper)}.btn:hover{border-color:var(--ember);color:var(--ember)}.btn.primary{background:var(--ember);border-color:var(--ember);color:#fff}.btn.primary:hover{background:var(--ember-deep);color:#fff}.tabs{display:flex;gap:4px;background:var(--paper-3);padding:3px;border-radius:9px}.tabs[hidden]{display:none}.tabs button{padding:4px 11px;border-radius:7px;font-size:12.5px;color:var(--ink-soft)}.tabs button[aria-pressed=true]{background:var(--paper);color:var(--ink);font-weight:600;box-shadow:0 1px 2px #10182814}pre.code{margin:0;padding:14px 16px;font:12.5px/1.6 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;overflow:auto;max-height:420px;color:var(--ink-soft);white-space:pre-wrap}.scrim{position:fixed;top:0;right:0;bottom:0;left:0;background:#1018286b;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:none;z-index:40}.scrim[data-open=true]{display:block}.sheet{position:fixed;z-index:50;background:var(--paper);border:1px solid var(--line-strong);border-radius:16px;box-shadow:var(--shadow);display:none}.sheet[data-open=true]{display:block}.modal{top:50%;left:50%;transform:translate(-50%,-50%);width:min(520px,calc(100vw - 32px));padding:22px 22px 18px}.modal h3{margin:0 0 8px;font-size:18px;letter-spacing:-.01em}.modal p{margin:0 0 14px;color:var(--ink-soft);font-size:14px}.modal .row{display:flex;gap:9px;justify-content:flex-end}.search{top:14vh;left:50%;transform:translate(-50%);width:min(620px,calc(100vw - 32px));padding:12px}.search input{width:100%;border:0;outline:0;background:transparent;font-size:16px;padding:8px 8px 12px;border-bottom:1px solid var(--line)}.search .results{max-height:46vh;overflow:auto;padding-top:8px}.search .results button{display:flex;gap:10px;align-items:center;width:100%;text-align:left;padding:9px 10px;border-radius:9px;font-size:13.5px}.search .results button:hover{background:var(--paper-3)}.search .results span{color:var(--ink-faint);font-size:11.5px;margin-left:auto}.menu{position:fixed;z-index:60;background:var(--paper);border:1px solid var(--line-strong);border-radius:12px;box-shadow:var(--shadow);padding:6px;display:none;width:300px}.menu[data-open=true]{display:block}.menu .group{font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);padding:8px 10px 4px;font-weight:600}.menu .item{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:8px 10px;border-radius:9px}.menu .item:hover{background:var(--paper-3)}.menu .item b{display:block;font-size:13.5px;font-weight:600}.menu .item small{display:block;font-size:11.5px;color:var(--ink-faint)}.menu .item .check{margin-left:auto;color:var(--ember);opacity:0}.menu .item[aria-current=true] .check{opacity:1}.toast-wrap{position:fixed;left:50%;bottom:26px;transform:translate(-50%);z-index:70;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}.toast{background:var(--ink);color:var(--paper);padding:9px 14px;border-radius:999px;font-size:13px;box-shadow:var(--shadow);animation:rise .22s ease}@keyframes rise{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.next-chip{display:inline-flex;align-items:center;gap:5px;font-size:10px;letter-spacing:.05em;text-transform:uppercase;font-weight:700;color:var(--next-ink);background:#ff991f29;border:1px solid rgba(255,153,31,.4);border-radius:999px;padding:1px 7px}.art-card.next{border-style:dashed}.art-card .chip{margin-left:auto}.art-card.next .go{display:none}.tile{position:relative}.tile.next .top{filter:grayscale(.5);opacity:.62}.tile .ribbon{position:absolute;top:9px;left:9px;background:var(--paper);box-shadow:0 1px 3px #0000002e}.filters button.next{color:var(--next-ink);border-color:#ff991f66}.next-banner{display:flex;align-items:center;gap:9px;font-size:12.5px;color:var(--ink-soft);background:#ff991f14;border:1px solid rgba(255,153,31,.3);border-radius:10px;padding:8px 10px;margin-bottom:10px}[data-next=true]{position:relative}[data-next=true]:after{content:"";position:absolute;top:0;right:0;width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 2px var(--paper)}.devi-chrome{display:flex;align-items:center;gap:8px;padding:7px 10px;border-bottom:1px solid var(--line);background:var(--paper-2);font-size:11.5px;color:var(--ink-faint)}.devi-chrome .lights{display:inline-flex;gap:4px;flex:none}.devi-chrome .lights i{width:7px;height:7px;border-radius:50%;background:var(--line-strong)}.devi-chrome .url{flex:1;min-width:0;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:3px 10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.devi-chrome .by{display:inline-flex;align-items:center;gap:5px;color:var(--ember);font-weight:600;flex:none}#account-sheet{max-height:calc(100vh - 40px);overflow:auto}.acct-row{display:flex;align-items:center;gap:10px;padding:11px 0;border-top:1px solid var(--line);font-size:13.5px}.acct-row b{font-size:13.5px}.acct-row .sub{display:block;font-size:11.5px;color:var(--ink-faint);font-weight:400}.acct-row .val{margin-left:auto;color:var(--ink-soft);font-size:13px;text-align:right}.acct-row .val small{display:block;font-size:11px;color:var(--ink-faint)}.meter{height:6px;border-radius:999px;background:var(--paper-3);overflow:hidden;margin-top:8px}.meter i{display:block;height:100%;background:var(--ember)}.ref-box{margin-top:14px;border:1px solid var(--line-strong);border-radius:12px;padding:12px;background:var(--paper-2)}.ref-link{display:flex;gap:8px;align-items:center;margin-top:9px}.ref-link code{flex:1;min-width:0;font:12px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:7px 9px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rail-foot .who button{display:block;max-width:100%;font-size:11px;color:var(--ember);text-align:left;padding:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rail-foot .who button:hover{text-decoration:underline}.proto-flag{position:fixed;right:14px;bottom:14px;z-index:30;font-size:11.5px;color:var(--ink-faint);background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:5px 11px;box-shadow:var(--shadow)}@media(max-width:1180px){.app[data-panel=open],.app[data-panel=wide]{grid-template-columns:248px minmax(0,1fr) 340px}}@media(max-width:900px){.app,.app[data-panel=open],.app[data-panel=wide]{grid-template-columns:minmax(0,1fr)}.rail{position:fixed;inset:0 auto 0 0;width:248px;z-index:45;transform:translate(-100%);transition:transform .2s}.app[data-rail=shown] .rail{transform:none}.panel{position:fixed;top:0;right:0;bottom:0;left:0;z-index:45;border-left:0}.app:not([data-panel=open]):not([data-panel=wide]) .panel{display:none}}#root{height:100%}.app{height:100dvh}.brand-mark,.bot-icon,.welcome-icon{display:grid;place-items:center;background:var(--ember);color:#fff;border-radius:8px}.brand-mark,.bot-icon{width:26px;height:26px;flex:none}.nav a{display:block;text-decoration:none;padding:8px 10px;color:var(--ink-soft);font-size:14px;border-radius:9px}.nav a:hover{background:var(--paper-3)}.rail-foot .who span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.thread-inner{min-height:100%}.welcome{margin:auto;text-align:center;color:var(--ink-soft)}.welcome-icon{width:48px;height:48px;margin:0 auto 16px;font-size:24px}.welcome h1{font-size:28px;color:var(--ink);margin:0 0 8px}.welcome p{margin:0}.msg.bot .bubble{min-width:0;overflow-wrap:anywhere}.msg.user .bubble{white-space:pre-wrap;overflow-wrap:anywhere}.message-status{color:var(--ink-faint);font-size:12px;margin-top:8px}.message-status button,.feedback button{color:var(--ember);text-decoration:underline}.error{color:var(--danger)!important}.feedback{max-width:760px;margin:0 auto 8px;font-size:12px;color:var(--ink-soft)}.history{align-self:center}.model-container{position:relative}.model-menu{position:absolute;bottom:40px;left:0;z-index:20;background:var(--paper);border:1px solid var(--line-strong);border-radius:12px;box-shadow:var(--shadow);padding:6px;width:280px;max-height:280px;overflow:auto}.model-menu .group{font-size:11px;color:var(--ink-faint);padding:6px}.model-menu .item{display:flex;justify-content:space-between;width:100%;text-align:left;padding:8px;border-radius:8px}.model-menu .item:hover{background:var(--paper-3)}.model-menu .item:disabled{opacity:.45;cursor:not-allowed}.model-menu b,.model-menu small{display:block}.model-menu small{color:var(--ink-faint)}.code-wrap{position:relative;max-width:100%;background:var(--paper-3);border-radius:8px}.code-wrap pre{overflow:auto;padding:14px}.code-wrap button{position:absolute;right:6px;top:4px;font-size:11px;color:var(--ink-soft)}.mobile-menu,.mobile-scrim{display:none}.auth-page{min-height:100dvh;display:grid;place-items:center;padding:48px 24px;background:linear-gradient(180deg,#fff,#f7f9fc);color:#262630}.auth-card{width:min(400px,100%)}.auth-brand{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:36px}.auth-brand img{width:auto;height:24px}.auth-brand img:last-child{height:30px}.auth-brand>span{width:1px;height:16px;background:#dedfe2}.auth-card h1{margin:0 0 8px;font-size:clamp(22px,5vw,26px);line-height:1.4;font-weight:700;text-align:center}.auth-intro{margin:0 0 32px;color:#737782;font-size:14px;text-align:center;line-height:1.8}.auth-toggle{color:#0f6be8;font-size:inherit;font-weight:500}.auth-card label{display:block;margin:0 0 16px}.auth-card input:not([type=checkbox]){display:block;width:100%;height:48px;padding:0 16px;border:1px solid #dedfe2;border-radius:4px;background:transparent;color:#262630;font-size:14px}.auth-card input::placeholder{color:#9699a1;opacity:1}.auth-card input[aria-invalid=true]{border-color:#c23838}.auth-card input:focus-visible{outline:2px solid #0f6be8;outline-offset:2px}.auth-card button:focus-visible,.auth-card a:focus-visible{outline:2px solid #0f6be8;outline-offset:4px}.auth-submit{width:100%;min-height:48px;border:0;border-radius:4px;color:#fff;background:linear-gradient(110deg,#00ceba,#1d98ff 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input{margin:4px 0 0}.auth-terms a{color:#0f6be8}.auth-card .error{color:#b42318;font-size:13px;margin:0 0 16px}.auth-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}.panel-body a{color:var(--ember)}@media(max-width:900px){.mobile-menu{display:grid}.app[data-mobile-rail=open] .rail{transform:none}.mobile-scrim{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000059;z-index:44}.app[data-panel=open] .panel{z-index:46}.thread-inner{padding:22px 16px}.composer-wrap{padding:10px 16px 16px}.msg.user .bubble{max-width:88%}}.app{overflow:hidden}.main,.thread{min-height:0}.topbar,.composer-wrap{flex-shrink:0}.topbar .pill{white-space:nowrap}