:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#161616;background:#f3f3f1;font-synthesis:none;text-rendering:optimizeLegibility;--surface: #ffffff;--surface-soft: #f7f7f5;--ink: #161616;--muted: #6b6b66;--line: #ddddda;--strong: #111111;--radius: 22px}*{box-sizing:border-box}html{min-width:320px;min-height:100%;background:#f3f3f1}body{margin:0;min-width:320px;min-height:100vh}button,textarea{font:inherit}button{-webkit-tap-highlight-color:transparent}.app-frame{min-height:100dvh;display:flex;flex-direction:column}.topbar{min-height:72px;padding:max(14px,env(safe-area-inset-top)) max(18px,env(safe-area-inset-right)) 14px max(18px,env(safe-area-inset-left));display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(17,17,17,.08);background:#f3f3f1e6;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);position:sticky;top:0;z-index:10}.brand-lockup{display:flex;align-items:center;gap:10px}.brand-mark{width:38px;height:38px;border-radius:11px}.brand-lockup div{display:grid;gap:1px}.brand-lockup strong{font-size:15px;letter-spacing:-.01em}.brand-lockup span{color:var(--muted);font-size:11px}.workspace{flex:1;width:min(100%,980px);margin:0 auto;padding:22px max(14px,env(safe-area-inset-right)) max(18px,env(safe-area-inset-bottom)) max(14px,env(safe-area-inset-left));display:flex}.welcome-card{margin:auto;width:min(100%,640px);padding:clamp(28px,7vw,54px);background:var(--surface);border:1px solid var(--line);border-radius:28px;box-shadow:0 24px 70px #11111112}.status-dot{width:10px;height:10px;border-radius:50%;background:#171717;margin-bottom:26px}.eyebrow{margin:0 0 8px;color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}h1{margin:0;font-size:clamp(32px,8vw,58px);line-height:.98;letter-spacing:-.055em;font-weight:650}.welcome-copy{margin:22px 0 30px;max-width:520px;color:#50504c;font-size:16px;line-height:1.6}.primary-button,.ghost-button,.send-button,.secondary-button,.workspace-tab,.review-button{border:0;cursor:pointer}.primary-button{width:100%;min-height:52px;border-radius:15px;background:var(--strong);color:#fff;font-weight:700}.primary-button:disabled{cursor:not-allowed;opacity:.38}.setup-note{margin:14px 0 0;color:var(--muted);font-size:12px;line-height:1.5}.ghost-button{padding:9px 12px;background:transparent;color:#454542;border-radius:10px}.signed-shell{width:100%;display:flex;flex-direction:column}.workspace-tabs{display:flex;gap:4px;width:fit-content;max-width:100%;margin:0 6px 16px;padding:4px;border:1px solid var(--line);border-radius:14px;background:#ffffff94}.workspace-tab{min-height:38px;padding:8px 12px;border-radius:10px;background:transparent;color:var(--muted);font-size:12px;font-weight:700;white-space:nowrap}.workspace-tab.active{background:var(--strong);color:#fff}.chat-shell{width:100%;min-height:calc(100dvh - 168px);display:flex;flex-direction:column}.chat-heading{padding:12px 6px 24px;display:flex;justify-content:space-between;align-items:flex-start;gap:18px}.chat-heading h1{font-size:clamp(28px,7vw,46px)}.account-pill{max-width:42%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:8px 10px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:11px;background:#ffffff8c}.messages{flex:1;display:flex;flex-direction:column;gap:16px;padding:6px 0 24px}.empty-state{margin:auto;padding:50px 16px;text-align:center;color:var(--muted)}.empty-state p{margin:0 0 8px;color:#33332f;font-weight:650}.empty-state span{font-size:13px}.message{width:min(88%,720px);border-radius:var(--radius);padding:15px 17px}.message-user{margin-left:auto;background:#1b1b1a;color:#fff;border-bottom-right-radius:7px}.message-assistant{margin-right:auto;background:var(--surface);border:1px solid var(--line);border-bottom-left-radius:7px}.message-label{margin-bottom:7px;font-size:10px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;opacity:.56}.message-content{white-space:pre-wrap;overflow-wrap:anywhere;font-size:15px;line-height:1.55}.source-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:13px;padding-top:11px;border-top:1px solid rgba(100,100,95,.14)}.source-chip{padding:5px 8px;border:1px solid var(--line);border-radius:999px;background:var(--surface-soft);color:#55554f;font-size:10px;font-weight:650}.source-fresh{color:#2d5b3a;border-color:#c9ddcf;background:#f2f8f4}.notice{margin:0 0 10px;padding:10px 13px;border:1px solid #e4d6b7;border-radius:12px;background:#fff9e9;color:#6b5427;font-size:12px;line-height:1.45}.composer{display:flex;align-items:flex-end;gap:8px;padding:8px;border:1px solid #d3d3cf;border-radius:20px;background:var(--surface);box-shadow:0 14px 38px #11111114;position:sticky;bottom:10px}.composer textarea{flex:1;min-height:44px;max-height:150px;resize:vertical;border:0;outline:0;padding:11px 10px;color:var(--ink);background:transparent;line-height:1.4}.composer textarea::placeholder{color:#979791}.send-button{flex:0 0 44px;width:44px;height:44px;border-radius:14px;background:var(--strong);color:#fff;font-size:22px;line-height:1}.send-button:disabled{opacity:.25;cursor:not-allowed}.chat-footnote{margin:14px 8px 0;color:#85857f;font-size:10px;text-align:center}.knowledge-shell{width:100%;display:flex;flex-direction:column;gap:14px}.knowledge-heading{padding:12px 6px 8px;display:flex;flex-direction:column;align-items:stretch;gap:18px}.knowledge-heading h1{font-size:clamp(30px,8vw,48px)}.knowledge-heading p:not(.eyebrow){max-width:620px;margin:14px 0 0;color:var(--muted);font-size:13px;line-height:1.55}.secondary-button{min-height:42px;padding:9px 13px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:#3f3f3b;font-size:12px;font-weight:700}.secondary-button:disabled{cursor:not-allowed;opacity:.42}.review-empty{display:grid;gap:5px;padding:32px 18px;border:1px dashed #cfcfca;border-radius:18px;color:var(--muted);text-align:center;font-size:13px}.review-empty strong{color:#33332f}.review-list{display:grid;gap:14px}.review-card{padding:18px;border:1px solid var(--line);border-radius:20px;background:var(--surface);box-shadow:0 12px 34px #1111110b}.review-card-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:16px}.review-kind{display:block;margin-bottom:4px;color:var(--muted);font-size:10px;font-weight:800;letter-spacing:.07em;text-transform:uppercase}.review-card h2{margin:0;font-size:22px;line-height:1.1;letter-spacing:-.025em;overflow-wrap:anywhere}.review-status{padding:5px 8px;border:1px solid #e1d39f;border-radius:999px;background:#fff9e5;color:#66552a;font-size:10px;font-weight:750}.review-meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:0 0 16px}.review-meta div{min-width:0;padding:9px 10px;border-radius:11px;background:var(--surface-soft)}.review-meta dt{margin:0 0 3px;color:var(--muted);font-size:9px;font-weight:750;letter-spacing:.05em;text-transform:uppercase}.review-meta dd{margin:0;overflow-wrap:anywhere;color:#30302d;font-size:12px;font-weight:650}.review-reason{margin:0 0 16px;padding:11px 12px;border-left:3px solid #bdbdb7;background:#fafaf8}.review-reason span,.provenance-block>span{color:var(--muted);font-size:9px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.review-reason p{margin:5px 0 0;color:#44443f;font-size:12px;line-height:1.5;overflow-wrap:anywhere}.review-editor-label{display:block;margin:0 0 6px;color:#44443f;font-size:11px;font-weight:750}.review-editor,.review-comment{width:100%;border:1px solid #d8d8d3;border-radius:13px;outline:0;padding:11px 12px;background:#fbfbfa;color:var(--ink);font-size:12px;line-height:1.5;resize:vertical}.review-editor{min-height:132px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.review-comment{min-height:66px;margin-bottom:14px}.review-editor:focus,.review-comment:focus{border-color:#9e9e98;box-shadow:0 0 0 3px #1111110d}.review-editor:disabled,.review-comment:disabled{opacity:.55}.review-helper{margin:6px 2px 16px;color:#83837d;font-size:10px;line-height:1.45}.provenance-block{margin:0 0 16px;padding:12px;border:1px solid #e2e2de;border-radius:13px;background:var(--surface-soft)}.provenance-block ul{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:8px}.provenance-block li{display:grid;gap:2px;min-width:0}.provenance-block strong{font-size:11px}.provenance-block li span{color:#55554f;font-size:11px;overflow-wrap:anywhere}.provenance-block small{color:#8a8a84;font-size:9px}.provenance-block p{margin:8px 0 0;color:var(--muted);font-size:11px}.review-actions{display:grid;grid-template-columns:1fr;gap:8px}.review-button{min-height:44px;padding:10px 12px;border-radius:12px;font-size:12px;font-weight:750}.review-button.approve{background:var(--strong);color:#fff}.review-button.edit{border:1px solid #cfcfca;background:#f5f5f2;color:#33332f}.review-button.reject{border:1px solid #e1cccc;background:#fff8f8;color:#733d3d}.review-button:disabled{cursor:not-allowed;opacity:.4}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(min-width:760px){.topbar{padding-inline:28px}.workspace{padding:34px 28px 24px}.chat-shell,.knowledge-shell{padding:0 24px}.message{padding:18px 20px}.knowledge-heading{flex-direction:row;align-items:flex-start;justify-content:space-between}.secondary-button{flex:0 0 auto}.review-card{padding:22px}.review-meta{grid-template-columns:repeat(4,minmax(0,1fr))}.review-actions{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(prefers-reduced-motion:no-preference){.primary-button,.ghost-button,.send-button,.secondary-button,.workspace-tab,.review-button{transition:opacity .14s ease,transform .14s ease}.primary-button:not(:disabled):active,.send-button:not(:disabled):active,.review-button:not(:disabled):active{transform:scale(.98)}}
