:root{--paper:#f6f7f3;--ink:#18322e;--muted:#74807a;--line:#e0e5df;--teal:#296e60;--warm:#e9ede4;--white:#fff;--danger:#a44e3f;font-family:"Segoe UI","Malgun Gothic",system-ui,sans-serif;color:var(--ink);font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--paper);-webkit-font-smoothing:antialiased}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.5}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #9acabb;outline-offset:4px}.hidden{display:none!important}.eyebrow{font-size:10px;letter-spacing:.16em;font-weight:650;color:var(--muted)}.brand{display:flex;align-items:center;gap:11px;font-weight:700;font-size:18px;letter-spacing:-.05em}.brand-mark{width:40px;height:40px;border:1px solid #b3c6b9;display:grid;place-items:center;border-radius:13px;font-size:20px;color:var(--teal)}.brand-small{display:block;margin-top:4px;letter-spacing:.13em;font-size:8px;font-weight:600;color:var(--muted)}.tiny-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#43816c;flex-shrink:0}.login-shell{display:grid;grid-template-columns:1fr 1fr;min-height:100svh}.login-story{position:relative;display:flex;flex-direction:column;overflow:hidden;padding:44px 56px;background:#e8eee4;border-right:1px solid var(--line)}.story-copy{position:relative;margin:auto 0;z-index:1;padding:95px 0 150px}.story-copy h1{font-size:clamp(44px,5.4vw,78px);font-weight:500;line-height:1.28;letter-spacing:-.075em;margin:28px 0}.story-copy p{line-height:1.9;font-size:14px;color:#617367}.story-foot{font-size:11px;color:#687a6b;display:flex;align-items:center;gap:10px;z-index:1}.orbit{position:absolute;width:460px;height:460px;right:-150px;bottom:-80px;transform:rotate(-28deg);color:#628574}.orbit i{position:absolute;inset:0;border:1px solid #c5d5c2;border-radius:50%}.orbit i:nth-child(2){inset:60px}.orbit i:nth-child(3){inset:120px}.orbit span{position:absolute;inset:0;display:grid;place-items:center;font-size:60px;transform:rotate(28deg);font-weight:300}.login-main{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:64px 48px 30px;min-width:0}.login-card{max-width:360px;width:100%;margin:auto 0}.login-card h2{font-size:34px;letter-spacing:-.065em;font-weight:550;line-height:1.35;margin:18px 0}.muted{color:var(--muted);font-size:13px;line-height:1.8}.login-card form{margin-top:36px}.login-card label{font-size:12px;font-weight:600;display:block;margin-bottom:10px}.password-wrap{display:flex;background:#fff;border:1px solid #d4ddd3;border-radius:12px;padding-right:13px;align-items:center}.password-wrap:focus-within{border-color:var(--teal);box-shadow:0 0 0 3px #296e6010}.password-wrap input{width:100%;min-width:0;border:0;background:transparent;padding:17px 15px;outline:none;font-size:16px;color:var(--ink)}.password-wrap button{border:0;background:none;color:var(--muted);padding:8px 0;font-size:11px;min-width:32px}.form-error{font-size:12px;min-height:18px;color:var(--danger);margin:9px 0}.primary-button{width:100%;background:var(--teal);color:#fff;border:0;border-radius:12px;padding:17px 18px;display:flex;justify-content:space-between;font-size:14px;font-weight:550}.primary-button:hover{background:#215b4f}.login-note{display:flex;gap:12px;align-items:center;margin:25px 0 0;padding:20px 0;border-bottom:1px solid var(--line)}.login-note svg{width:20px;height:20px;fill:none;stroke:#819282;stroke-width:1.3;flex-shrink:0}.login-note p{font-size:11px;line-height:1.85;color:var(--muted);margin:0}.login-note strong{font-weight:550;color:#566b5e}.experiment-note{font-size:11px;color:#8b8172;line-height:1.8;margin-top:20px}.login-foot{margin-top:65px;width:100%;display:flex;justify-content:space-between;gap:12px;color:#8c968d;font-size:10px}.login-foot span{font-size:10px}.chat-shell{height:100dvh;display:grid;grid-template-columns:250px minmax(0,1fr)}.sidebar{background:#edf1e9;border-right:1px solid var(--line);display:flex;flex-direction:column;padding:31px 23px}.sidebar .brand{font-size:17px}.new-chat-button{margin:35px 0 40px;border:1px solid #ced8ca;background:transparent;border-radius:10px;color:#47664e;display:flex;align-items:center;gap:13px;padding:13px 15px;font-size:12px;text-align:left}.new-chat-button:hover{background:#e4eade}.new-chat-button span{font-size:21px}.sidebar-section .eyebrow{font-size:9px;letter-spacing:.04em}.model-card{display:flex;gap:10px;align-items:center;margin-top:19px}.model-card strong{font-size:12px;font-weight:550;display:block}.model-card small{font-size:10px;display:block;margin-top:7px;color:var(--muted)}.sidebar-bottom{margin-top:auto;padding-top:35px}.lab-label{font-size:10px;display:inline-block;border:1px solid #cdd9c7;border-radius:5px;padding:5px 7px;color:#5b7059}.sidebar-bottom p{font-size:10px;line-height:1.9;color:#7b8978;margin:13px 0 0}.chat-main{display:flex;flex-direction:column;min-height:0;min-width:0}.chat-header{height:79px;flex-shrink:0;padding:0 36px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.chat-header strong{font-size:14px;font-weight:600}.chat-header #connection-state{font-size:10px;color:var(--muted);display:inline-flex;align-items:center;gap:6px;margin-left:15px}.header-actions{display:flex;align-items:center;gap:12px}.text-button{border:0;background:transparent;font-size:11px;color:var(--muted);padding:10px 0 10px 10px}.text-button span{margin-left:8px}.icon-button{display:none;background:transparent;border:1px solid var(--line);border-radius:8px;font-size:22px;width:37px;height:37px;color:var(--ink)}.conversation{flex:1;overflow-y:auto;overscroll-behavior:contain;min-height:0;scroll-behavior:smooth}.welcome{max-width:620px;margin:0 auto;padding:clamp(44px,8vh,100px) 28px 32px;text-align:center}.welcome-symbol{margin:0 auto 26px;width:64px;height:64px;display:grid;place-items:center;border:1px solid #cad8c6;border-radius:24px;font-size:32px;font-weight:350;color:#4b735d;background:#edf2e8;transform:rotate(-7deg)}.welcome h1{font-size:44px;line-height:1.3;letter-spacing:-.07em;font-weight:500;margin:20px 0}.welcome>p{font-size:13px;line-height:1.9;color:var(--muted)}.suggestions{display:flex;flex-direction:column;gap:9px;max-width:325px;margin:32px auto 0;text-align:left}.suggestions button{display:flex;align-items:center;justify-content:space-between;gap:15px;background:#fbfcf9;border:1px solid var(--line);color:#5d6e60;border-radius:10px;font-size:12px;padding:13px 15px}.suggestions button:hover{background:#edf2e8;border-color:#c7d6c0}.suggestions button span{color:#9caa96}.composer-area{width:100%;max-width:840px;margin:0 auto;padding:15px 30px max(20px,env(safe-area-inset-bottom));flex-shrink:0;background:var(--paper)}.composer{display:flex;align-items:flex-end;gap:10px;padding:12px 12px 12px 20px;border:1px solid #d6dfd2;border-radius:18px;background:#fff;box-shadow:0 5px 25px #364a3610}.composer:focus-within{border-color:#9bb69e}.composer textarea{resize:none;min-width:0;width:100%;max-height:144px;line-height:1.65;border:0;outline:0;font-size:15px;padding:8px 0;background:transparent;color:var(--ink)}.composer textarea::placeholder{color:#a0aaa1}.composer button{display:grid;place-items:center;width:39px;height:39px;flex-shrink:0;border:0;border-radius:12px;background:var(--teal);color:#fff}.composer svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.composer-note{text-align:center;color:#929c92;font-size:10px;line-height:1.6;margin:10px 0 0}.messages{max-width:780px;margin:auto;padding:28px 26px 12px;display:flex;flex-direction:column;gap:27px}.message{display:flex;gap:13px;align-items:flex-start;max-width:100%}.message-avatar{flex-shrink:0;width:30px;height:30px;display:grid;place-items:center;background:#e8eee3;color:#54765a;border-radius:10px;font-size:14px}.message-content{min-width:0;max-width:90%}.message-name{color:#7b897c;font-size:10px;display:block;margin:2px 0 8px}.message-text{font-size:14px;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere}.message.user{align-self:flex-end;justify-content:flex-end;max-width:90%}.message.user .message-content{background:#e7eee2;border:1px solid #dee7d8;padding:12px 17px;border-radius:15px 15px 3px 15px;max-width:100%}.message.user .message-name{display:none}.message.pending .message-text{color:#8c9b8c;animation:breathe 1.5s ease-in-out infinite}.chat-alert{background:#f6ede6;color:#965e45;border:1px solid #e8d5c7;font-size:12px;line-height:1.7;padding:11px 14px;border-radius:10px;margin-bottom:10px}.mobile-experiment{display:none}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes breathe{50%{opacity:.4}}@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}@media(min-width:1500px){.login-story{padding-left:90px}.login-main{padding-left:80px;padding-right:80px}}@media(max-width:800px){.login-story{padding:30px}.story-copy h1{font-size:51px}.chat-shell{grid-template-columns:215px minmax(0,1fr)}.sidebar{padding:28px 18px}.brand-small{font-size:7px}.chat-header{padding:0 22px}.chat-header #connection-state{margin-left:9px}}@media(max-width:620px){.login-shell{display:flex;flex-direction:column;min-height:100svh}.login-story{display:block;background:var(--paper);border-right:0;padding:25px 25px 0}.login-story .brand{font-size:17px}.login-story .brand-mark{width:35px;height:35px;border-radius:11px;font-size:18px}.story-copy,.story-foot,.orbit{display:none}.login-main{padding:55px 25px 22px;flex:1;justify-content:flex-start;gap:35px}.login-card{max-width:390px;margin:0}.login-card h2{font-size:35px;margin-top:19px}.login-card form{margin-top:30px}.login-foot{max-width:390px;margin-top:auto;padding-top:26px}.login-foot span{font-size:9px}.chat-shell{display:block;height:100dvh}.sidebar{display:none}.chat-main{height:100dvh}.chat-header{height:66px;padding:0 19px}.chat-header strong{font-size:16px;letter-spacing:-.04em}.chat-header #connection-state{font-size:9px;margin-left:10px}.icon-button{display:grid;place-items:center}.text-button{font-size:10px}.header-actions{gap:10px}.mobile-experiment{display:block;background:#edf1e8;text-align:center;padding:9px 12px;font-size:10px;color:#7b8772;border-bottom:1px solid #e2e8dc;flex-shrink:0}.welcome{padding:38px 22px 20px}.welcome-symbol{width:54px;height:54px;font-size:28px;margin-bottom:22px;border-radius:20px}.welcome .eyebrow{font-size:8px;letter-spacing:.12em}.welcome h1{font-size:38px;margin:18px 0}.welcome>p{font-size:12px}.suggestions{max-width:285px;margin-top:26px}.suggestions button{font-size:11px;padding:12px 14px}.composer-area{padding:10px 13px max(13px,env(safe-area-inset-bottom))}.composer{padding:9px 9px 9px 15px;border-radius:16px;gap:8px}.composer textarea{font-size:16px;padding:6px 0}.composer button{width:37px;height:37px;border-radius:10px}.composer-note{font-size:8px;margin-top:8px;letter-spacing:-.015em}.messages{padding:24px 17px 12px;gap:24px}.message{gap:10px}.message-avatar{width:27px;height:27px;border-radius:9px;font-size:13px}.message-text{font-size:14px;line-height:1.8}.message.user .message-content{padding:10px 14px}.message-content{max-width:calc(100% - 40px)}}