:root{--bg:#08090c;--panel:#0e1015;--panel-2:#13161d;--line:#252a35;--text:#f5f3ee;--muted:#8f96a5;--violet:#9d8cff;--violet-2:#6e5ce7;--mint:#78e3bd;--coral:#ff8f78;--font-sans:"Avenir Next", "Segoe UI", Arial, sans-serif;--font-mono:"SFMono-Regular", Consolas, monospace}*{box-sizing:border-box}html{background:var(--bg);color:var(--text)}body{font-family:var(--font-sans), sans-serif;background:radial-gradient(circle at 50% -10%, #1a1731 0, var(--bg) 36%);min-height:100vh;margin:0}button,input{font:inherit}button,label{cursor:pointer}button:focus-visible,input:focus-visible{outline:2px solid var(--violet);outline-offset:3px}button{transition:color .2s,background-color .2s,border-color .2s,opacity .2s}.landing-shell{max-width:1180px;min-height:100vh;margin:auto;padding:0 36px 64px}.topbar{border-bottom:1px solid #ffffff14;justify-content:space-between;align-items:center;height:82px;display:flex}.brand{letter-spacing:-.02em;align-items:center;gap:10px;font-weight:700;display:flex}.brand-mark{color:#fff;background:linear-gradient(135deg, var(--violet), #5546bf);border-radius:10px;place-items:center;width:32px;height:32px;display:grid;box-shadow:0 0 25px #9d8cff40}.free-pill{color:var(--mint);background:#78e3bd0f;border:1px solid #2b5246;border-radius:999px;align-items:center;gap:6px;padding:7px 11px;font-size:12px;display:inline-flex}.hero{text-align:center;max-width:820px;margin:76px auto 38px}.eyebrow{color:var(--violet);font-family:var(--font-mono);letter-spacing:.18em;margin-bottom:22px;font-size:12px}.hero h1{letter-spacing:-.055em;margin:0;font-size:clamp(45px,7vw,76px);line-height:.98}.hero h1 span{color:var(--violet)}.hero>p{color:#acb1bc;max-width:700px;margin:25px auto;font-size:19px;line-height:1.65}.feature-row{color:#8e94a2;flex-wrap:wrap;justify-content:center;gap:22px;font-size:13px;display:flex}.feature-row span{align-items:center;gap:7px;display:flex}.upload-card{text-align:center;border:1px solid var(--line);background:#0f1117e0;border-radius:24px;width:min(580px,100%);margin:0 auto;padding:34px;transition:border-color .2s,transform .2s;box-shadow:0 28px 80px #00000061}.upload-card.dragging{border-color:var(--violet);transform:translateY(-3px)}.upload-icon{width:58px;height:58px;color:var(--violet);background:#9d8cff1a;border:1px solid #9d8cff33;border-radius:17px;place-items:center;margin:auto;display:grid}.upload-card h2{margin:19px 0 7px;font-size:25px}.upload-card p{color:var(--muted);margin:0 0 22px}.primary-button,.demo-button{border-radius:12px;justify-content:center;align-items:center;gap:9px;min-width:190px;height:48px;font-weight:600;display:inline-flex}.primary-button{background:var(--text);color:#111;border:0}.demo-button{color:#c7bdff;background:#9d8cff14;border:1px solid #9d8cff47}.primary-button:disabled,.demo-button:disabled{opacity:.55}.divider{color:#6e7481;align-items:center;gap:12px;margin:21px 0;font-size:11px;display:flex}.divider:before,.divider:after{content:"";background:var(--line);flex:1;height:1px}.upload-card small{color:#686e7b;margin-top:17px;display:block}.floating-error,.error-card{color:#ffd1c7;background:#ff8f7817;border:1px solid #ff8f7847;border-radius:12px;padding:13px 16px}.floating-error{position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.auth-shell,.setup-shell{place-items:center;min-height:100vh;padding:24px;display:grid}.auth-card{border:1px solid var(--line);background:#0f1117eb;border-radius:24px;width:min(460px,100%);padding:34px;box-shadow:0 28px 80px #00000061}.auth-card .brand{margin-bottom:38px}.auth-card .eyebrow{margin:0 0 14px}.auth-card h1{letter-spacing:-.04em;margin:0;font-size:34px}.auth-card>p:not(.eyebrow):not(.auth-message):not(.auth-footnote){color:var(--muted);line-height:1.6}.auth-card form{gap:16px;margin:25px 0;display:grid}.auth-card label{color:#c3c8d1;gap:7px;font-size:12px;display:grid}.auth-card input{width:100%;color:var(--text);background:#0a0c10;border:1px solid #303541;border-radius:10px;padding:12px}.auth-card .primary-button{width:100%;margin-top:5px}.auth-message{color:#ffd1c7;font-size:13px}.auth-footnote{color:#747b88;align-items:flex-start;gap:7px;font-size:11px;line-height:1.5;display:flex}.auth-switch{color:#c7bdff;background:0 0;border:0;margin-top:14px;padding:0;font-size:12px}.workspace{background:var(--bg);grid-template-columns:258px minmax(420px,1fr) 390px;height:100vh;display:grid}.sidebar,.evidence-panel{background:#0b0d11;padding:22px;overflow-y:auto}.sidebar{border-right:1px solid var(--line);flex-direction:column;display:flex}.evidence-panel{border-left:1px solid var(--line)}.back-button{color:var(--muted);background:0 0;border:0;align-items:center;gap:8px;margin:28px 0 14px;padding:7px 0;display:flex}.dataset-card{border:1px solid var(--line);background:var(--panel);border-radius:13px;grid-template-columns:36px 1fr 16px;align-items:center;gap:10px;padding:12px;display:grid}.file-badge{width:36px;height:36px;color:var(--mint);background:#78e3bd14;border-radius:9px;place-items:center;display:grid}.dataset-card strong,.dataset-card span{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.dataset-card strong{font-size:13px}.dataset-card span{color:var(--muted);margin-top:3px;font-size:11px}.sidebar-section{margin-top:27px}.sidebar-section label{font:10px var(--font-mono);color:#666d7a;text-transform:uppercase;letter-spacing:.12em}.sidebar-section button{text-align:left;color:#a9aeba;background:0 0;border:0;width:100%;padding:10px 0;font-size:12px}.sidebar-section button:hover{color:var(--text)}.offline-card{background:#78e3bd0a;border:1px solid #25463d;border-radius:12px;margin-top:auto;padding:12px}.offline-card span{color:var(--mint);align-items:center;gap:6px;font-size:12px;display:flex}.offline-card p{color:#747b88;margin-bottom:0;font-size:11px;line-height:1.5}.mode-card{background:#9d8cff0b;border:1px solid #343048;border-radius:14px;margin-top:auto;padding:13px}.cloud-toggle{grid-template-columns:32px 1fr;align-items:center;gap:10px;display:grid}.cloud-toggle input{opacity:0;pointer-events:none;position:absolute}.toggle-track{background:#3b404b;border-radius:999px;width:32px;height:18px;padding:2px;transition:background-color .2s}.toggle-track>span{background:#f0f1f4;border-radius:50%;width:14px;height:14px;transition:transform .2s;display:block}.cloud-toggle input:checked+.toggle-track{background:var(--violet-2)}.cloud-toggle input:checked+.toggle-track>span{transform:translate(14px)}.cloud-toggle input:focus-visible+.toggle-track{outline:2px solid var(--violet);outline-offset:3px}.cloud-toggle strong,.cloud-toggle small{display:block}.cloud-toggle strong{color:#d6d8df;font-size:11px}.cloud-toggle small{color:#777e8c;margin-top:3px;font-size:9px}.mode-card>p{color:#777e8c;align-items:flex-start;gap:6px;margin:12px 0 0;font-size:9px;line-height:1.5;display:flex}.mode-card>p svg{flex:none;margin-top:1px}.conversation{background:radial-gradient(circle at 50% 0,#9d8cff12,#0000 34%);flex-direction:column;min-width:0;display:flex}.workspace-header{border-bottom:1px solid var(--line);height:68px;color:var(--muted);justify-content:space-between;align-items:center;padding:0 24px;font-size:12px;display:flex}.status-dot{background:var(--mint);width:7px;height:7px;box-shadow:0 0 10px var(--mint);border-radius:50%;margin-right:7px;display:inline-block}.mode-pill{color:#abb1bd;background:#11141a;border:1px solid #2f3541;border-radius:999px;align-items:center;gap:6px;padding:6px 9px;display:inline-flex}.mode-pill.cloud{color:#c5bcfb;background:#9d8cff12;border-color:#433b68}.mobile-cloud-toggle{color:#aeb4bf;align-items:center;gap:5px;display:none}.mobile-cloud-toggle input{accent-color:var(--violet-2)}.conversation-body{flex:1;padding:56px clamp(24px,6vw,80px);overflow-y:auto}.welcome{text-align:center;max-width:630px;margin:0 auto 32px}.agent-orb{color:#d5cfff;background:linear-gradient(145deg,#27233e,#151321);border:1px solid #3d365c;border-radius:16px;place-items:center;width:48px;height:48px;margin:auto;display:grid}.welcome h1{letter-spacing:-.04em;margin:18px 0 9px;font-size:36px}.welcome p{color:var(--muted);line-height:1.6}.suggestion-grid{grid-template-columns:1fr 1fr;gap:10px;max-width:650px;margin:auto;display:grid}.suggestion-grid button{text-align:left;color:#bec3ce;background:var(--panel);border:1px solid var(--line);border-radius:12px;justify-content:space-between;align-items:center;min-height:48px;padding:0 14px;display:flex}.suggestion-grid button:hover{color:#fff;border-color:#4c456b}.thinking{color:var(--muted);justify-content:center;align-items:center;gap:6px;font-size:13px;display:flex}.thinking span{background:var(--violet);border-radius:50%;width:6px;height:6px;animation:1s infinite pulse}.thinking span:nth-child(2){animation-delay:.15s}.thinking span:nth-child(3){animation-delay:.3s}@keyframes pulse{50%{opacity:.25;transform:translateY(-3px)}}.answer-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;max-width:680px;margin:auto;padding:24px}.answer-label{color:var(--violet);font:11px var(--font-mono);letter-spacing:.1em;gap:7px;display:flex}.answer-card h2{letter-spacing:-.025em;font-size:23px;line-height:1.35}.evidence-row{border-top:1px solid var(--line);color:var(--mint);align-items:flex-start;gap:11px;padding:13px 0;display:flex}.evidence-row strong,.evidence-row span{display:block}.evidence-row strong{color:#d7d9df;font-size:13px}.evidence-row span{color:var(--muted);font:11px var(--font-mono);margin-top:4px}.result-block{border-top:1px solid var(--line);margin-top:16px;padding-top:16px}.result-heading{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.result-heading strong{color:#d7d9df;font-size:13px}.icon-action{color:#aeb4bf;background:#11141a;border:1px solid #343946;border-radius:8px;align-items:center;gap:5px;min-height:30px;padding:0 9px;font-size:10px;display:inline-flex}.icon-action:hover{color:#fff;border-color:#57506f}.table-scroll{border:1px solid #282d37;border-radius:10px;max-width:100%;overflow:auto}.table-scroll table{border-collapse:collapse;width:100%;font:11px var(--font-mono);text-align:left}.table-scroll th{color:#b9bec8;background:#171a21;font-weight:600;position:sticky;top:0}.table-scroll th,.table-scroll td{white-space:nowrap;border-bottom:1px solid #272b34;padding:9px 10px}.table-scroll td{color:#939aa7}.table-scroll tbody tr:hover td{color:#d6d9df;background:#12151b}.result-block>small{color:#707785;margin-top:8px;display:block}.caveat{color:var(--coral);font-size:12px}.composer{background:var(--panel-2);border:1px solid #303541;border-radius:16px;align-items:center;gap:10px;height:58px;margin:0 clamp(20px,5vw,68px) 24px;padding:7px;display:flex;box-shadow:0 15px 40px #00000047}.composer input{color:#fff;background:0 0;border:0;outline:0;flex:1;padding:0 10px}.composer button{color:#fff;background:var(--violet-2);border:0;border-radius:11px;place-items:center;width:42px;height:42px;display:grid}.composer button:disabled{opacity:.35}.panel-heading{color:#c9ccd4;justify-content:space-between;align-items:center;min-height:36px;font-size:12px;display:flex}.panel-heading>span{align-items:center;gap:7px;display:flex}.panel-heading>span:last-child{color:#747b88}.profile-card{grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0 14px;display:grid}.profile-card>div{border:1px solid var(--line);background:var(--panel);text-align:center;border-radius:10px;padding:11px 8px}.profile-card strong,.profile-card span{display:block}.profile-card strong{font:14px var(--font-mono);color:#d9dce3}.profile-card span{color:#717987;text-transform:uppercase;letter-spacing:.06em;margin-top:3px;font-size:9px}.empty-evidence{text-align:center;color:#676e7b;border:1px dashed #303541;border-radius:15px;margin-top:14px;padding:42px 20px}.empty-evidence strong{color:#a7acb7;margin-top:12px;display:block}.empty-evidence p{font-size:12px;line-height:1.5}.chart-card,.code-card,.trace-card{background:var(--panel);border:1px solid var(--line);border-radius:15px;margin-top:14px;padding:14px}.bar-chart{align-items:flex-end;gap:10px;height:240px;padding-top:28px;display:flex}.bar-item{text-align:center;flex:1;grid-template-rows:18px 1fr 34px;min-width:0;height:100%;display:grid}.bar-track{background:#151820;border-radius:7px 7px 3px 3px;align-items:flex-end;height:100%;display:flex;overflow:hidden}.bar-fill{background:linear-gradient(180deg,var(--violet),#5547b7);border-radius:6px 6px 0 0;width:100%}.bar-value{font:9px var(--font-mono);color:#9da3af}.bar-label{color:#7d8390;padding-top:7px;font-size:9px;overflow:hidden}.chart-type{font:9px var(--font-mono);text-transform:uppercase}.code-card pre{white-space:pre-wrap;overflow-wrap:anywhere;color:#aee6d3;font:11px/1.7 var(--font-mono);background:#090b0e;border-radius:9px;padding:13px}.trace-step{border-top:1px solid var(--line);align-items:center;gap:10px;padding:9px 0;display:flex}.trace-step>span{border-radius:50%;width:8px;height:8px}.trace-step>span.success{background:var(--mint)}.trace-step>span.error{background:var(--coral)}.trace-step div{flex:1;justify-content:space-between;display:flex}.trace-step strong{color:#b8bdc7;font-size:11px}.trace-step small{color:#656c79}@media (max-width:1100px){.workspace{grid-template-columns:220px 1fr}.evidence-panel{display:none}.workspace-header{gap:12px}}@media (max-width:720px){.landing-shell{padding:0 18px 40px}.topbar{height:68px}.hero{margin-top:48px}.hero h1{font-size:45px}.hero>p{font-size:16px}.upload-card{padding:25px 18px}.workspace{height:auto;min-height:100vh;display:block}.sidebar{display:none}.conversation{min-height:100vh}.workspace-header{padding:0 16px}.workspace-header>span:last-child,.mode-pill{display:none}.mobile-cloud-toggle{display:flex}.conversation-body{padding:38px 16px}.suggestion-grid{grid-template-columns:1fr}.composer{margin:0 12px 12px;position:sticky;bottom:12px}.composer input{font-size:16px}.answer-card{padding:18px}.table-scroll{max-height:320px}}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}