:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--background:#f5f5f3;--panel:#fff;--sidebar:#171717;--sidebar-text:#f4f4f4;--text:#171717;--muted:#6b6b6b;--border:#d9d9d4;--accent:#2f5d50;--accent-hover:#244a40;--assistant:#ecece8;--user:#dfeae5;--danger:#a42323}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{background:var(--background);color:var(--text);font-family:Arial,Helvetica,sans-serif}button,input,textarea{font:inherit}button{cursor:pointer}.login-page{place-items:center;min-height:100vh;padding:24px;display:grid}.login-card{background:var(--panel);border:1px solid var(--border);border-radius:16px;gap:18px;width:min(430px,100%);padding:32px;display:grid;box-shadow:0 14px 50px #00000014}.login-card h1,.sidebar h1{margin:2px 0 0}.login-card label{gap:7px;font-weight:700;display:grid}.login-card input,.composer textarea{border:1px solid var(--border);background:var(--panel);width:100%;color:var(--text);border-radius:10px;padding:12px}.eyebrow{text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin:0;font-size:11px}.muted{color:var(--muted)}.primary{background:var(--accent);color:#fff;border:0;border-radius:10px;padding:11px 16px;font-weight:700}.primary:hover{background:var(--accent-hover)}.primary:disabled{opacity:.55;cursor:not-allowed}.error-text{color:var(--danger)}.app-shell{grid-template-columns:300px minmax(0,1fr);min-height:100vh;display:grid}.sidebar{background:var(--sidebar);min-height:100vh;color:var(--sidebar-text);grid-template-rows:auto 1fr auto;padding:18px;display:grid}.sidebar .eyebrow{color:#aaa}.sidebar-header{justify-content:space-between;align-items:start;gap:12px;display:flex}.new-button,.account-block button{color:#fff;background:#262626;border:1px solid #4b4b4b;border-radius:8px;padding:8px 10px}.conversation-list{padding:22px 0;overflow-y:auto}.conversation-row{border-radius:9px;grid-template-columns:1fr 34px;align-items:center;margin-bottom:5px;display:grid}.conversation-row.active{background:#303030}.conversation-row>button:first-child{min-width:0;color:inherit;text-align:left;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:0;padding:10px;overflow:hidden}.delete-button{color:#aaa;background:0 0;border:0;font-size:20px}.delete-button:hover{color:#fff}.empty-sidebar{color:#999;font-size:14px}.account-block{border-top:1px solid #333;gap:10px;padding-top:14px;display:grid}.account-block span{text-overflow:ellipsis;color:#bbb;font-size:13px;overflow:hidden}.chat-panel{grid-template-rows:1fr auto;min-width:0;min-height:100vh;display:grid}.messages{width:min(900px,100%);margin:0 auto;padding:34px 24px 170px}.welcome-card{text-align:center;max-width:560px;color:var(--muted);margin:18vh auto 0}.welcome-card h2{color:var(--text)}.message{white-space:pre-wrap;overflow-wrap:anywhere;border-radius:14px;max-width:84%;margin:0 0 18px;padding:14px 16px;line-height:1.55}.message p{margin:0}.message.user{background:var(--user);margin-left:auto}.message.assistant{background:var(--assistant);margin-right:auto}.message-label{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:6px;font-size:11px;font-weight:700}.generated-image{border-radius:10px;width:min(100%,600px);height:auto;display:block}.image-caption{color:var(--muted);font-size:13px;margin-top:8px!important}.working{color:var(--muted);padding:10px 2px}.composer{background:linear-gradient(transparent, var(--background) 18%);width:min(900px,100% - 300px);margin:0 auto;padding:14px 24px 20px;position:fixed;bottom:0;left:300px;right:0}.composer textarea{resize:vertical;min-height:82px;box-shadow:0 8px 30px #00000014}.mode-switch{background:var(--assistant);border-radius:9px;margin-bottom:8px;padding:3px;display:inline-flex}.mode-switch button{color:var(--text);background:0 0;border:0;border-radius:7px;padding:6px 12px}.mode-switch button.selected{background:var(--panel);box-shadow:0 1px 4px #00000024}.composer-footer{color:var(--muted);justify-content:space-between;align-items:center;gap:14px;margin-top:8px;font-size:12px;display:flex}@media (max-width:760px){.app-shell{grid-template-columns:1fr}.sidebar{grid-template-rows:auto minmax(70px,1fr) auto;min-height:auto;max-height:38vh}.chat-panel{min-height:62vh}.composer{width:100%;left:0}.messages{padding-bottom:190px}.message{max-width:94%}}@media (prefers-color-scheme:dark){:root{--background:#111312;--panel:#1c1f1e;--text:#f0f2f1;--muted:#a0a5a2;--border:#343836;--assistant:#202422;--user:#233a33}}