:root{--ow-orbit-black:#111418;--ow-canvas:#f4f5f8;--ow-cloud-white:#fff;--ow-mist-gray:#d8dce3;--ow-silver-haze:#e9ecf1;--ow-muted-text:#59616d;--ow-subtle-text:#68717e;--ow-border-strong:#c5cad3;--ow-bg:var(--ow-canvas);--ow-surface:var(--ow-cloud-white);--ow-surface-subtle:var(--ow-silver-haze);--ow-border:var(--ow-mist-gray);--ow-text:var(--ow-orbit-black);--ow-text-muted:var(--ow-muted-text);--ow-font-sans:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--ow-radius-sm:10px;--ow-radius-md:16px;--ow-radius-lg:24px;--ow-shadow-soft:0 12px 32px #1114180f;--bg:var(--ow-bg);--panel:var(--ow-surface);--panel-2:var(--ow-surface-subtle);--panel-3:var(--ow-surface-subtle);--line:var(--ow-border);--line-strong:var(--ow-border-strong);--text:var(--ow-text);--muted:var(--ow-text-muted);--muted-2:var(--ow-subtle-text)}*{box-sizing:border-box}html,body{background:var(--bg);min-height:100%;color:var(--text);font-family:var(--ow-font-sans);-webkit-font-smoothing:antialiased;margin:0}body{min-height:100vh}input,textarea,select{color:var(--ow-text)}button,textarea{font:inherit}button{color:inherit}a{color:inherit;text-decoration:none}::selection{background:var(--ow-orbit-black);color:var(--ow-cloud-white)}.workspace{background:var(--ow-bg);grid-template-columns:250px minmax(0,1fr);min-height:100vh;display:grid}.sidebar{border-right:1px solid var(--line);background:var(--ow-surface);flex-direction:column;min-height:100vh;padding:18px 14px 16px;display:flex;position:sticky;top:0}.sidebarTop{justify-content:space-between;align-items:center;min-height:42px;padding:0 8px 16px;display:flex}.wordmark{letter-spacing:-.055em;font-size:24px;font-weight:700;line-height:1}.brandLogoLink{display:inline-flex}.brandLogo{width:160px;height:auto;margin:0;display:block}.iconButton{width:34px;height:34px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:7px;place-items:center;display:inline-grid}.iconButton:hover{color:var(--text);background:var(--ow-surface-subtle)}.newChat{border:1px solid var(--ow-border);background:var(--ow-surface-subtle);min-height:42px;color:var(--ow-text);cursor:pointer;border-radius:8px;align-items:center;gap:10px;margin-bottom:14px;padding:0 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span{color:var(--muted-2);font-size:11px}.mainArea{background:var(--ow-bg);min-width:0;min-height:100vh}.topbar{border-bottom:1px solid var(--line);background:color-mix(in srgb, var(--ow-surface) 92%, transparent);justify-content:space-between;align-items:center;height:64px;padding:0 26px;display:flex}.topbarTitle{color:var(--ow-text);font-size:13px;font-weight:600}.topbarMeta{color:var(--muted-2);font-size:12px}.homePage,.chatPage,.surfacePage{min-height:calc(100vh - 64px)}.homePage{max-width:980px;margin:0 auto;padding:88px 48px 80px}.homeHero{max-width:820px}.eyebrow{color:var(--ow-text-muted);letter-spacing:.23em;margin:0 0 15px;font-size:10px;font-weight:700}.homeHero h1,.chatEmpty h1,.surfacePage h1{letter-spacing:-.052em;margin:0;font-size:clamp(38px,4vw,60px);font-weight:540;line-height:1.02}.homeSub,.chatEmpty>p:not(.eyebrow),.surfaceDescription{color:var(--muted);font-size:15px;line-height:1.6}.homeSub{margin:17px 0 32px}.composerWrap{border:1px solid 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9px;font-size:13px;display:flex}.modelOption:hover,.compareButton:hover{background:var(--ow-surface-subtle);color:var(--text)}.menuDivider{background:var(--line);height:1px;margin:6px 0}.sendButton{background:var(--ow-orbit-black);width:34px;height:34px;color:var(--ow-cloud-white);border-radius:8px;place-items:center;display:grid}.sendButton:disabled{opacity:.34;cursor:not-allowed}.recentSection{margin-top:64px}.sectionHeading{min-height:36px;color:var(--muted);justify-content:space-between;align-items:center;display:flex}.sectionHeading>div,.sectionHeading button{align-items:center;gap:8px;display:inline-flex}.sectionHeading button{color:var(--muted-2);background:0 0;border:0;font-size:12px}.recentList{border-top:1px solid var(--line);margin-top:8px}.recentRow{border:0;border-bottom:1px solid var(--line);text-align:left;cursor:pointer;background:0 0;justify-content:space-between;align-items:center;width:100%;min-height:68px;padding:0 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var(--text);outline-offset:2px;border-radius:4px}.routeLoading{background:var(--bg);min-height:100vh;color:var(--muted);place-items:center;font-size:13px;display:grid}.authPage,.onboardingPage{background:var(--bg);flex-direction:column;min-height:100vh;display:flex}.authTop,.onboardingTop{justify-content:space-between;align-items:center;padding:24px 32px;display:flex}.authMain{flex-direction:column;flex:1;justify-content:center;align-items:center;padding:24px 24px 64px;display:flex}.authPanel{width:100%;max-width:400px}.authTitle,.onboardingTitle{letter-spacing:-.03em;margin:0 0 10px;font-size:clamp(28px,4vw,34px);font-weight:540;line-height:1.15}.authDescription,.onboardingDescription{color:var(--muted);margin:0 0 28px;font-size:14px;line-height:1.6}.authForm,.onboardingForm{flex-direction:column;gap:18px;display:flex}.authField{flex-direction:column;gap:7px;display:flex}.authLabel{color:var(--muted);font-size:13px}.authInput{border:1px solid 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var(--line);min-height:48px;color:var(--muted);cursor:pointer;border-radius:10px;align-items:center;gap:12px;padding:0 16px;font-size:14px;display:flex}.modelRow:hover{color:var(--text);border-color:var(--line-strong)}.modelRow.selected{background:var(--panel-3);color:var(--text);border-color:var(--line-strong)}.modelRow input[type=radio]{width:16px;height:16px;accent-color:var(--text)}@media (max-width:900px){.workspace{grid-template-columns:76px minmax(0,1fr)}.sidebar{padding-left:10px;padding-right:10px}.brandLogoLink img{width:34px;height:auto}.sidebarTop{justify-content:center}.sidebarTop .iconButton{display:none}.newChat{justify-content:center;align-self:center;width:42px;padding:0;font-size:0}.navItem{justify-content:center;align-self:center;width:42px;padding:0}.navItem span{display:none}.sidebarFooter{justify-content:center;padding-left:0;padding-right:0}.sidebarFooter div:last-child{display:none}.homePage{padding-left:30px;padding-right:30px}}@media (max-width:680px){.workspace{grid-template-columns:64px minmax(0,1fr)}.sidebar{padding-left:8px;padding-right:8px}.newChat,.navItem{width:38px}.homePage,.surfacePage{padding:54px 20px 60px}.chatPage{padding:30px 20px}.homeHero h1,.chatEmpty h1,.surfacePage h1{font-size:clamp(28px,8.5vw,42px);line-height:1.08}.composerWrap{padding:12px}.composerInput{min-height:64px}.composerFooter{align-items:flex-end;gap:8px}.composerLeft{flex-wrap:wrap;gap:6px}.composerRight{gap:6px}.modeButton{justify-content:center;width:34px;padding:0;font-size:0}.modelButton{min-height:32px;padding:0 8px;font-size:11px}.modelButton svg{width:11px;height:11px}.topbar{padding:0 18px}.authTop,.onboardingTop{padding:20px}.authMain{padding:16px 20px 48px}.onboardingMain{padding:28px 20px 48px}.authTitle,.onboardingTitle{font-size:clamp(24px,7vw,28px)}.onboardingActions{flex-direction:column-reverse;align-items:stretch}.onboardingBack{width:100%}}