@font-face{font-family:Instrument Serif;src:url('../assets/fonts/instrument-serif-latin-400.woff2') format('woff2');font-display:swap;font-weight:400}
@font-face{font-family:Inclusive Sans;src:url('../assets/fonts/inclusive-sans-latin-400.woff2') format('woff2');font-display:swap;font-weight:400}
:root{--display:'Instrument Serif','Noto Serif SC','Songti SC','SimSun',serif;--sans:'Inclusive Sans','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;--page:#111019;--ink:#f2eff4;--muted:#b1abb9;--subtle:#938b9e;--accent:#c9bce0;--line:rgba(242,239,244,.13);--glass:rgba(23,21,32,.66);--surface:rgba(242,239,244,.045);--input:rgba(18,16,26,.52);--button:#c9bce0;--on-button:#24202d;--scene-opacity:.33;--wash:rgba(17,16,25,.63);color-scheme:dark;font-family:var(--sans);font-synthesis:none}
:root[data-theme=pearl]{--page:#e7eef0;--ink:#273239;--muted:#596b74;--subtle:#667882;--accent:#4f707e;--line:rgba(57,74,84,.17);--glass:rgba(245,249,250,.77);--surface:rgba(255,255,255,.42);--input:rgba(246,250,251,.62);--button:#466673;--on-button:#fff;--scene-opacity:.52;--wash:rgba(231,238,240,.48);color-scheme:light}
*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--page);color:var(--ink);font-size:15px;line-height:1.7;transition:background .5s,color .5s}button,a,textarea{-webkit-tap-highlight-color:transparent}button,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}a{color:inherit;text-decoration:none}button{color:inherit}button:focus-visible,a:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:4px}svg{fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}button svg{width:20px;height:20px}button{border:0}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.scenery{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}.scene{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity .8s}.scene-night{background-image:url('../assets/bg-night.webp')}[data-theme=night] .scene-night{opacity:var(--scene-opacity)}.scene-pearl{background-image:url('../assets/bg-pearl.webp')}[data-theme=pearl] .scene-pearl{opacity:var(--scene-opacity)}.scene-wash{position:absolute;inset:0;background:var(--wash)}
.site-header{max-width:1440px;margin:0 auto;padding:28px 5.5%;display:flex;align-items:center;justify-content:space-between;gap:20px}.wordmark{font-family:var(--display);font-size:33px;letter-spacing:-1.5px;line-height:1}.wordmark-dot{color:var(--accent)}.header-center{color:var(--subtle);font-size:12px;letter-spacing:.1em}.header-actions{display:flex;align-items:center;gap:24px}.portfolio-link{font-size:12px;color:var(--muted)}.portfolio-link span{margin-left:5px}.icon-button{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:var(--surface)}
.workspace{max-width:1280px;margin:46px auto 32px;padding:0 34px;display:grid;grid-template-columns:minmax(280px,.85fr) minmax(0,1.5fr);gap:70px;align-items:start}.introduction{padding-top:22px}.eyebrow{font-size:10px;letter-spacing:.17em;color:var(--muted);display:flex;align-items:center;gap:12px}.small-line{width:28px;height:1px;background:var(--accent);opacity:.7}h1{font-family:var(--display);font-weight:400;font-size:clamp(38px,4.2vw,58px);line-height:1.4;letter-spacing:-.04em;margin:28px 0 20px}.title-emphasis{color:var(--accent)}.intro-copy{color:var(--muted);font-size:14px;line-height:1.95;margin:0 0 26px}.identity{display:flex;align-items:center;gap:12px;padding:0 0 28px;border-bottom:1px solid var(--line)}.monogram{font-family:var(--display);font-size:27px;border:1px solid var(--line);width:45px;height:45px;display:grid;place-items:center;border-radius:50%;background:var(--surface);color:var(--accent)}.identity strong{font-weight:400;font-size:13px;display:block}.identity div>span{display:block;font-size:11px;color:var(--subtle);margin-top:3px}.suggestions{margin-top:28px}.section-label{display:flex;justify-content:space-between;font-size:11px;color:var(--subtle);margin:0 0 12px}.section-label>span{font-size:16px}.suggestion{display:flex;align-items:center;justify-content:space-between;gap:14px;background:transparent;border:0;border-bottom:1px solid var(--line);width:100%;min-height:49px;padding:12px 0;text-align:left;font-size:13px;color:var(--muted);transition:color .2s,transform .2s}.suggestion:hover{color:var(--ink);transform:translateX(3px)}.suggestion .index{font-family:var(--display);font-size:16px;color:var(--subtle);margin-right:12px}.suggestion .arrow{color:var(--subtle)}.aside-note{margin-top:28px;display:flex;gap:12px;align-items:start;color:var(--subtle);font-size:11px;line-height:1.8}.aside-note p{margin:0}.note-orbit{font-size:23px;color:var(--accent);line-height:1.3}
.conversation{height:min(740px,calc(100dvh - 170px));min-height:580px;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:24px;background:var(--glass);backdrop-filter:blur(18px) saturate(110%);overflow:hidden;box-shadow:0 1px 0 rgba(255,255,255,.05) inset}.conversation-header{padding:23px 26px 10px;display:flex;align-items:center;justify-content:space-between;gap:12px}.agent-heading{display:flex;align-items:center;gap:10px;min-width:0}.agent-heading h2{font-size:14px;font-weight:400;white-space:nowrap;margin:0}.status-dot{width:6px;height:6px;flex-shrink:0;border-radius:50%;background:var(--subtle)}.status-dot.available{background:#9fbda9}.ai-tag{font-size:9px;letter-spacing:.04em;color:var(--muted);border:1px solid var(--line);border-radius:5px;padding:1px 5px}.text-button{font-size:11px;background:transparent;color:var(--muted);padding:7px 0;white-space:nowrap}.text-button span{margin-left:6px}.text-button:hover{color:var(--ink)}.conversation-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 26px 16px;border-bottom:1px solid var(--line);font-size:10px;color:var(--subtle)}.quota-chip{display:flex;align-items:center;gap:5px;white-space:nowrap;font-variant-numeric:tabular-nums}.quota-chip svg{width:12px;height:12px}.quota-chip #remaining{color:var(--ink);margin-left:3px;letter-spacing:.04em}.messages{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:24px 26px;scrollbar-width:thin;scrollbar-color:var(--line) transparent;min-height:0;display:flex;flex-direction:column;gap:24px}.welcome{margin:auto;text-align:center;padding:18px 0}.welcome-symbol{width:76px;height:76px;margin:0 auto 18px;color:var(--accent);opacity:.8}.welcome-symbol svg{width:100%;height:100%;stroke-width:.8}.welcome-eyebrow{font-size:8px;letter-spacing:.2em;color:var(--subtle);margin:0 0 13px}.welcome h3{font-family:var(--display);font-size:23px;font-weight:400;letter-spacing:.02em;margin:0 0 15px}.welcome>p:not(.welcome-eyebrow){font-size:12px;line-height:1.95;color:var(--muted);margin:0}.welcome-footnote{display:block;font-size:9px;color:var(--subtle);margin-top:30px}.message{max-width:95%;font-size:14px;line-height:1.85;flex-shrink:0}.message-label{display:flex;gap:8px;align-items:center;font-size:10px;color:var(--subtle);margin-bottom:8px}.message-label .label-ai{color:var(--accent)}.message p{margin:0;white-space:pre-wrap;overflow-wrap:anywhere}.message.user{align-self:flex-end;border:1px solid var(--line);background:var(--surface);padding:12px 16px;border-radius:14px 14px 3px 14px;max-width:85%;font-size:13px}.message.assistant{align-self:flex-start}.message.assistant .message-text{color:var(--ink)}.message.notice{color:var(--muted);font-size:12px;border-left:1px solid var(--line);padding-left:12px}.source-list{margin-top:10px;display:flex;gap:6px;flex-wrap:wrap}.source-item{font-size:9px;color:var(--subtle);border:1px solid var(--line);padding:2px 7px;border-radius:5px}.activity{min-height:32px;display:flex;align-items:center;gap:7px;padding:2px 26px;color:var(--subtle);font-size:10px}.activity-mark{height:3px;width:3px;border-radius:50%;background:var(--accent);flex-shrink:0}.activity.busy .activity-mark{animation:blink 1s ease-in-out infinite}.activity #stop-answer{margin-left:auto;background:transparent;font-size:10px;color:var(--muted);padding:4px 0;white-space:nowrap}.activity #stop-answer span{font-size:8px}.composer{margin:9px 18px 0;padding:13px 14px 10px;border:1px solid var(--line);border-radius:14px;background:var(--input);transition:border-color .2s}.composer:focus-within{border-color:var(--accent)}.composer textarea{display:block;width:100%;resize:none;max-height:130px;min-height:31px;border:0;background:transparent;color:var(--ink);outline:none;font-size:13px;line-height:1.7;padding:1px 2px;scrollbar-width:thin}.composer textarea:focus-visible{outline:none}.composer textarea::placeholder{color:var(--subtle)}.composer-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:7px}.composer-bottom>span{font-size:9px;color:var(--subtle)}.composer-actions{display:flex;gap:12px;align-items:center}.voice-button{background:transparent;display:flex;align-items:center;gap:5px;font-size:11px;color:var(--muted);padding:4px 0}.voice-button svg{width:16px;height:16px}.send-button{width:32px;height:32px;border-radius:10px;background:var(--button);color:var(--on-button);display:grid;place-items:center;transition:transform .15s}.send-button:active{transform:scale(.96)}.send-button svg{width:18px;height:18px;stroke-width:1.7}.conversation-footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:4px 10px;padding:12px 20px 4px;font-size:9px;color:var(--subtle)}.conversation-footer p{display:flex;align-items:center;gap:4px;margin:0}.conversation-footer svg{width:11px;height:11px;flex-shrink:0}.quota-explainer{font-size:9px;margin:0;padding:0 20px 15px;color:var(--subtle);opacity:.8}.page-footer{max-width:1280px;padding:0 34px;margin:0 auto 22px;display:flex;justify-content:space-between;font-size:9px;letter-spacing:.1em;color:var(--subtle)}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--page);color:var(--ink);border:1px solid var(--line);border-radius:14px;padding:12px 18px;font-size:13px;z-index:20;max-width:calc(100vw - 40px);width:max-content}.voice-panel{margin:8px 18px 0;padding:10px 12px;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;gap:10px;background:var(--surface);font-size:11px;color:var(--muted)}.voice-panel .text-button{margin-left:auto}.voice-wave{display:flex;align-items:center;gap:3px;height:20px;color:var(--accent)}.voice-wave i{display:block;width:2px;height:7px;background:currentColor;border-radius:2px;animation:wave .8s ease-in-out infinite alternate}.voice-wave i:nth-child(2){height:13px;animation-delay:.2s}.voice-wave i:nth-child(3){height:18px;animation-delay:.4s}.voice-wave i:nth-child(4){height:11px;animation-delay:.1s}.voice-wave i:nth-child(5){animation-delay:.3s}.voice-panel:not(.listening) .voice-wave i{animation:none}
@keyframes blink{50%{opacity:.25}}@keyframes wave{to{height:4px}}
@media(min-width:1450px){.workspace{margin-top:72px}.conversation{height:740px}}@media(max-width:1090px){.workspace{gap:36px;grid-template-columns:minmax(240px,.8fr) minmax(0,1.4fr);margin-top:24px;padding:0 28px}.site-header{padding:22px 28px}.header-center{display:none}h1{font-size:44px}.conversation{min-height:600px}.conversation-header{padding-left:20px;padding-right:20px}.conversation-meta,.messages,.activity{padding-left:20px;padding-right:20px}.welcome h3{font-size:20px}.conversation-footer>span{display:none}.aside-note{margin-top:22px}}
@media(max-width:760px){.site-header{padding:20px 22px}.wordmark{font-size:30px}.workspace{display:flex;flex-direction:column;gap:24px;padding:0 18px;margin-top:6px}.introduction{padding:0 5px;width:100%}.eyebrow{font-size:8px}h1{font-size:34px;line-height:1.35;margin:15px 0 9px}h1 br{display:none}.intro-copy{font-size:12px;margin:0;line-height:1.8}.intro-copy br{display:none}.identity,.aside-note{display:none}.suggestions{margin-top:17px}.section-label{font-size:10px;margin-bottom:5px}#suggestion-list{display:flex;gap:7px;overflow-x:auto;scrollbar-width:none;padding-bottom:3px}.suggestion{min-height:34px;border:1px solid var(--line);border-radius:9px;padding:6px 10px;width:auto;flex-shrink:0;font-size:10px;background:var(--surface)}.suggestion .index{display:none}.suggestion .arrow{margin-left:7px}.conversation{width:100%;height:650px;min-height:520px;max-height:none;border-radius:20px}.conversation-header{padding:17px 18px 9px}.conversation-meta{padding:0 18px 12px;font-size:9px}.agent-heading{gap:7px}.agent-heading h2{font-size:13px}.messages{padding:20px 18px;min-height:220px}.welcome{padding:15px 0}.welcome-symbol{width:64px;height:64px;margin-bottom:10px}.welcome h3{font-size:20px}.welcome>p:not(.welcome-eyebrow){font-size:11px}.welcome-footnote{margin-top:20px}.activity{padding-left:18px;padding-right:18px;font-size:9px}.composer{margin:7px 12px 0;padding:12px}.composer textarea{font-size:16px;min-height:32px}.composer-bottom>span{font-size:8px}.composer-actions{gap:10px}.voice-button{font-size:10px}.conversation-footer{padding-left:15px;padding-right:15px;font-size:8px}.quota-explainer{font-size:8px;padding-left:15px;padding-right:15px;padding-bottom:12px}.page-footer{padding:0 23px;margin-top:26px;font-size:8px}.page-footer>span:last-child{display:none}.portfolio-link{font-size:11px}.voice-panel{margin-left:12px;margin-right:12px}}
@media(max-width:380px){h1{font-size:30px}.conversation-header{padding-left:14px;padding-right:14px}.ai-tag{display:none}.composer-bottom>span{font-size:7px}.voice-button span{display:none}.conversation-meta{padding-left:14px;padding-right:14px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
h1{font-size:clamp(38px,3.8vw,52px)}.conversation-footer{font-size:10px}.quota-explainer{font-size:9px}
@media(max-width:1090px){h1{font-size:42px}}
@media(max-width:760px){h1{font-size:32px}h1 br{display:initial}.conversation-footer{font-size:10px;line-height:1.75}.quota-explainer{font-size:9px}}
@media(max-width:380px){h1{font-size:30px}}
.agent-heading h2{white-space:normal;line-height:1.5}.agent-heading{flex:1}.conversation-meta>#availability{min-width:0}.quota-chip{flex-shrink:0}