@import"https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Serif:wght@400;600;700&display=swap";:root{--ink: #161a1f;--paper: #f7f5f0;--paper-dim: #efece4;--accent: #dfa42d;--accent-ink: #7a4f00;--slate: #3d5a6c;--sage: #6f9080;--danger: #9f3a26;--danger-soft: #f3d4c8;--rule: #d9d4c7;--white-card: #fffdf8;color:var(--ink);background:var(--paper);font-family:IBM Plex Sans,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button,input{font:inherit}button{align-items:center;border:0;border-radius:8px;cursor:pointer;display:inline-flex;gap:8px;justify-content:center;min-height:40px;padding:0 14px;transition:background .15s ease,border-color .15s ease,transform .15s ease}button:hover:not(:disabled){transform:translateY(-1px)}button:disabled{cursor:not-allowed;opacity:.55}.login-shell{background:var(--paper);min-height:100vh;padding:0}.login-panel{background:#fffffff0;border:1px solid #d8dee9;border-radius:8px;box-shadow:0 24px 80px #18202f1f;max-width:440px;padding:32px}.topbar h1{font-size:32px;letter-spacing:0;line-height:1.15;margin:12px 0 8px}.login-panel p,.notice{color:#5b6474;line-height:1.5}.mark{align-items:center;background:var(--slate);border-radius:8px;color:#fff;display:inline-flex;height:44px;justify-content:center;width:44px}.app-shell{display:grid;grid-template-columns:304px minmax(0,1fr);min-height:100vh}.sidebar{background:#111827;color:#fff;display:flex;flex-direction:column;gap:22px;padding:28px 22px;position:sticky;top:0;height:100vh;overflow:hidden}.brand-row{align-items:center;display:flex;gap:12px;min-width:0}.brand-row>div:last-child{min-width:0}.brand-row strong,.brand-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.brand-row span,.credit-box span,.message span,.stat span{color:#7d8797;display:block;font-size:12px;margin-top:3px}nav{display:grid;gap:8px;min-width:0}nav button,.ghost{background:transparent;color:inherit;justify-content:flex-start;min-height:50px}nav button.active,nav button:hover{background:#2a313b}.ghost{color:var(--danger-soft)}.ghost:hover{background:#9f3a262e;color:#ffd8c8}.credit-box{background:#243244;border:1px solid #334155;border-radius:8px;padding:10px 12px;width:160px}.sidebar-footer{display:grid;gap:14px;margin-top:auto}.credit-box strong{font-size:22px}.workspace{display:flex;flex-direction:column;min-width:0}.topbar{align-items:center;background:#fff;border-bottom:1px solid #dde3ec;display:flex;justify-content:space-between;min-height:102px;padding:24px 40px}.topbar h1{font-family:"IBM Plex Serif",serif;margin:0}.icon-button{aspect-ratio:1;background:#e8edf5;color:#18202f;padding:0;border:1px solid var(--rule);border-radius:8px;width:52px}.primary,.upload-button,.billing-panel button:first-of-type{background:var(--ink);color:#fff}.chat-grid{display:grid;flex:1;grid-template-columns:minmax(280px,324px) minmax(0,1fr);min-height:0}.document-column{background:var(--paper);border-right:1px solid var(--rule);display:flex;flex-direction:column;gap:14px;padding:26px 24px}.upload-button{align-items:center;border-radius:8px;cursor:pointer;display:inline-flex;gap:8px;justify-content:center;font-weight:700;min-height:58px}.upload-button input{display:none}.doc-summary,.billing-panel,.stat{background:var(--white-card);border:1px solid var(--rule);border-radius:8px;padding:22px}.doc-summary strong,.billing-panel strong,.stat strong{display:block;font-family:IBM Plex Mono,monospace;font-size:36px;font-weight:400}.doc-list{display:grid;gap:10px;overflow:auto;overflow-x:hidden}.doc-card{align-items:center;background:transparent;border:0;border-bottom:1px solid var(--rule);border-radius:0;display:flex;gap:10px;min-width:0;padding:12px 0}.doc-card strong{flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.status{border-radius:999px;color:#fff;display:inline-flex;font-size:12px;justify-content:center;padding:3px 10px;text-transform:capitalize;flex:0 0 auto;width:fit-content}.status.ready{background:var(--sage)}.status.processing,.status.pending{background:#b7791f}.status.failed{background:#c53030}.chat-column{display:grid;grid-template-rows:minmax(0,1fr) auto;min-width:0;background:#f9f7f2}.messages{display:flex;flex-direction:column;gap:12px;overflow:auto;padding:34px 40px}.message{border-radius:8px;max-width:760px;padding:18px 22px}.message.user{align-self:flex-end;background:#fffaf0;border:1px solid var(--rule)}.message.assistant{align-self:flex-start;background:#fff;border:1px solid var(--rule)}.message p{line-height:1.55;margin:6px 0 0;white-space:pre-wrap}.empty{align-self:center;color:#687386;margin:auto}.composer{align-items:center;background:var(--paper);border-top:1px solid var(--rule);display:grid;gap:14px;grid-template-columns:76px minmax(0,1fr) 60px;padding:22px 40px}.composer input{background:var(--white-card);border:1px solid var(--rule);border-radius:8px;min-height:64px;min-width:0;padding:0 18px}.composer .icon-button{height:64px;width:60px}.mic-button{background:transparent;border:0;color:var(--slate);padding:0}.mic-button:hover:not(:disabled){background:transparent;border:0;color:var(--ink)}.mic-button>div,.mic-button canvas{filter:none;height:76px!important;width:76px!important}.composer .mic-button{height:76px;width:76px}.billing-panel{align-items:stretch;display:grid;gap:24px;grid-template-columns:minmax(180px,1fr) auto;margin:32px 40px;max-width:760px;width:min(760px,calc(100% - 80px))}.billing-copy span{color:var(--slate);display:block;font-family:IBM Plex Mono,monospace;font-size:13px;margin-bottom:6px}.billing-copy p{color:#4b4a45;line-height:1.5;margin:8px 0 0;max-width:390px}.billing-actions{align-items:center;display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}.button-primary,.button-secondary{align-items:center;border:1px solid transparent;border-radius:8px;display:inline-flex;gap:10px;font-weight:700;justify-content:center;min-height:50px;padding:0 18px}.button-primary .loader{height:24px;width:24px}.button-primary .loader>div,.button-primary .loader canvas{height:24px!important;width:24px!important}.button-primary{background:var(--ink);color:var(--paper)}.button-primary:hover:not(:disabled){background:var(--accent);border-color:var(--accent);color:var(--ink)}.button-secondary{background:transparent;border-color:var(--rule);color:var(--ink)}.button-secondary:hover:not(:disabled){background:var(--slate);border-color:var(--slate);color:var(--paper)}.admin-grid{display:grid;gap:20px;padding:32px 40px}.stats-row{display:grid;gap:14px;grid-template-columns:repeat(3,minmax(180px,1fr))}.table-section{min-width:0}.table-heading{align-items:center;display:flex;justify-content:space-between;margin-bottom:14px}.table-heading h2{font-family:"IBM Plex Serif",serif;font-size:22px;letter-spacing:0;margin:0}.table-heading span,.pagination span{color:var(--slate);font-family:IBM Plex Mono,monospace;font-size:13px}.table-wrap{border:1px solid var(--rule);border-radius:8px;overflow:auto}table{background:var(--white-card);border-collapse:collapse;width:100%}th,td{border-bottom:1px solid var(--rule);padding:14px 16px;text-align:left}th{background:#fbfaf6;color:var(--slate);font-size:13px;text-transform:uppercase}.pagination{align-items:center;display:flex;gap:12px;justify-content:flex-end;margin-top:14px}.pagination button{background:var(--white-card);border:1px solid var(--rule);color:var(--ink);min-height:36px}.danger-icon{background:#fff1e9;border:1px solid #e7c8b8;color:#a23a19;min-height:36px;width:40px}.confirm-backdrop{align-items:center;background:#161a1f85;display:flex;top:0;right:0;bottom:0;left:0;justify-content:center;padding:20px;position:fixed;z-index:50}.confirm-dialog{background:var(--white-card);border:1px solid var(--rule);border-radius:8px;box-shadow:0 24px 80px #161a1f47;display:grid;gap:22px;max-width:430px;padding:26px;width:min(430px,100%)}.confirm-kicker{color:var(--slate);display:block;font-family:IBM Plex Mono,monospace;font-size:12px;letter-spacing:.08em;margin-bottom:8px;text-transform:uppercase}.confirm-kicker.danger{color:var(--danger)}.confirm-dialog h2{font-family:"IBM Plex Serif",serif;font-size:28px;line-height:1.15;margin:0}.confirm-dialog p{color:#4b4a45;line-height:1.55;margin:10px 0 0}.confirm-actions{display:flex;gap:12px;justify-content:flex-end}.danger-action{background:var(--danger);color:var(--paper)}.danger-action:hover:not(:disabled){background:#7e2d1d;border-color:#7e2d1d;color:var(--paper)}.loader{align-items:center;display:inline-block;height:28px;justify-content:center;overflow:hidden;width:28px}.loader>div,.loader canvas{display:block;height:28px!important;width:28px!important}.panel-loader{align-items:center;color:var(--slate);display:flex;font-family:IBM Plex Mono,monospace;font-size:13px;gap:10px;padding:16px 0}.full-page-loader{align-items:center;background:var(--paper);color:var(--slate);display:flex;flex-direction:column;font-family:IBM Plex Mono,monospace;font-size:13px;gap:14px;justify-content:center;min-height:100vh;text-transform:uppercase}.full-page-loader .loader{height:92px;width:92px}.full-page-loader .loader>div,.full-page-loader .loader canvas{height:92px!important;width:92px!important}.google-button-shell .loader{filter:brightness(1.5);height:24px;width:24px}.google-button-shell .loader>div,.google-button-shell .loader canvas{height:24px!important;width:24px!important}@media (max-width: 840px){.app-shell{grid-template-columns:1fr}.sidebar{height:auto;min-height:auto;overflow:visible;padding:18px;position:static}.brand-row{align-items:center}nav{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px}nav button{flex:0 0 auto;justify-content:center;min-width:132px}.topbar{min-height:auto;padding:20px}.chat-grid{grid-template-columns:1fr}.document-column{border-right:0;border-bottom:1px solid var(--rule)}.doc-list{max-height:220px}.chat-column{min-height:560px}.messages,.composer,.admin-grid{padding:20px}.composer{gap:10px;grid-template-columns:52px minmax(0,1fr) 52px}.composer .icon-button{height:56px;width:52px}.composer .mic-button{height:56px;width:56px}.mic-button>div,.mic-button canvas{height:56px!important;width:56px!important}.composer input{min-height:56px}.stats-row{grid-template-columns:1fr}.billing-panel{align-items:stretch;grid-template-columns:1fr;margin:20px;width:auto}.billing-actions{justify-content:stretch}.billing-actions button{width:100%}.confirm-actions{display:grid;grid-template-columns:1fr}.sidebar-footer{grid-template-columns:1fr auto;margin-top:8px}.credit-box{padding:9px 12px;width:132px}.credit-box strong{font-size:20px}.ghost{min-height:48px;white-space:nowrap}}@media (max-width: 520px){.sidebar{padding:14px}.brand-row{gap:10px}.mark{height:40px;width:40px}nav button{min-width:118px}.sidebar-footer{grid-template-columns:1fr}.topbar h1{font-size:28px}.document-column,.messages{padding:18px}.message{max-width:100%}.composer{padding:14px}.billing-panel{margin:18px}.table-heading{align-items:flex-start;flex-direction:column;gap:4px}.pagination{justify-content:space-between}}.login-panel{box-shadow:0 24px 80px #10182824;max-width:460px;padding:36px}.login-panel h1,.topbar h1{color:#101828;font-size:32px}.google-login-wrap{margin-top:24px}.mark{background:var(--accent);color:var(--ink)}.primary,.upload-button,.billing-panel button:first-of-type{background:var(--ink)}.topbar,.doc-summary,.billing-panel,.stat,.table-wrap,.doc-card,.message.assistant{border-color:var(--rule)}.admin-grid{gap:28px;padding:30px}.stat{min-height:114px}.stat span{color:var(--slate);font-size:14px;margin-bottom:8px}.stat strong{color:var(--ink);font-size:34px}.table-section h2{color:var(--ink);font-size:20px;margin:0 0 14px}th,td{padding:14px 16px}th{background:#fbfaf6;color:var(--slate)}td{color:var(--ink)}.home-wrap{margin:0 auto;max-width:1120px;min-height:100vh;padding:28px 32px 60px}.home-header{align-items:center;display:flex;gap:10px;margin-bottom:72px}.home-header span,.eyebrow,.feature-item,.card-source,.credit-box span,.message span,.stat span,th{font-family:IBM Plex Mono,monospace}.home-brand-mark{align-items:center;background:var(--ink);border-radius:6px;color:var(--accent);display:flex;height:30px;justify-content:center;width:30px}.home-header span{color:var(--ink);font-size:13px;font-weight:600;letter-spacing:.04em}.home-grid{align-items:center;display:grid;gap:52px;grid-template-columns:minmax(0,1fr) minmax(300px,.9fr)}.home-copy{min-width:0}.eyebrow{color:var(--slate);font-size:12px;letter-spacing:.14em;text-transform:uppercase}.home-copy h1{color:var(--ink);font-family:"IBM Plex Serif",serif;font-size:clamp(40px,4.8vw,58px);font-weight:600;letter-spacing:0;line-height:1.08;margin:12px 0 18px;max-width:620px}.home-copy p{color:#4b4a45;font-size:16px;line-height:1.6;margin:0 0 30px;max-width:470px}.google-login-wrap{align-items:center;background:transparent;border-radius:6px;display:flex;gap:12px;margin-top:24px;overflow:hidden;padding:0;position:relative;width:fit-content}.google-login-wrap>span:not(.google-native),.google-login-wrap>svg{pointer-events:none}.google-button-shell{color:var(--paper);font-family:IBM Plex Sans,sans-serif;font-size:16px;font-weight:700;min-height:62px;min-width:306px}.google-button-shell.is-disabled{cursor:wait;opacity:.72}.google-login-wrap.is-disabled{opacity:.72;pointer-events:none}.google-loading{align-items:center;background:#161a1fe0;border-radius:4px;color:var(--paper);display:inline-flex;font-family:IBM Plex Sans,sans-serif;font-weight:700;gap:8px;top:0;right:0;bottom:0;left:0;justify-content:center;position:absolute;z-index:3}.google-logo{align-items:center;background:#fff;border-radius:50%;color:#4285f4;display:inline-flex;font-family:Arial,sans-serif;font-size:18px;font-weight:700;height:28px;justify-content:center;width:28px}.google-native{display:block;top:0;right:0;bottom:0;left:0;opacity:.001;position:absolute;z-index:2}.google-native>div{height:100%!important;width:100%!important}.google-native iframe{height:100%!important;width:100%!important}.feature-row{display:flex;flex-wrap:wrap;gap:28px;margin-top:40px}.feature-item{align-items:center;color:var(--slate);display:flex;font-size:12.5px;gap:8px;text-transform:uppercase}.citation-stack{height:280px;justify-self:center;max-width:340px;position:relative;width:100%}.hero-visual{align-items:center;display:grid;justify-items:center;min-height:430px;position:relative}.hero-visual dotlottie-player,.hero-visual canvas{max-width:min(440px,100%);width:100%}.citation-stack.mini{bottom:8px;height:150px;max-width:280px;position:absolute;right:10px}.citation-stack.mini>.citation-card{height:140px;padding:16px}.citation-stack.mini .card-text{font-size:14px}.citation-card{background:var(--white-card);border:1px solid var(--rule);border-radius:4px;box-shadow:0 8px 24px #161a1f1a;padding:22px}.citation-stack>.citation-card{height:260px;position:absolute;width:100%}.citation-card-back{background:var(--paper-dim);left:18px;top:26px;transform:rotate(-4deg)}.citation-card-front{left:0;top:0;transform:rotate(2deg)}.card-hole{background:var(--paper);border:1px solid var(--rule);border-radius:50%;height:10px;margin-bottom:14px;width:10px}.card-source{color:var(--accent-ink);font-size:10.5px;letter-spacing:.06em;margin-bottom:10px;text-transform:uppercase}.card-text{color:var(--ink);font-family:"IBM Plex Serif",serif;font-size:17px;line-height:1.5}.card-highlight{background:linear-gradient(transparent 60%,#dfa42d73 60%)}.cursor-blink{animation:blink 1s step-end infinite;background:var(--ink);display:inline-block;width:2px}.answer-sources{display:grid;gap:8px;margin-top:12px}.citation-card.compact{box-shadow:none;padding:10px 12px}.citation-card.compact .card-source{margin-bottom:4px}.citation-card.compact .card-text{font-family:IBM Plex Sans,sans-serif;font-size:13px;line-height:1.4}.sidebar{background:var(--ink)}.credit-box{background:#222d36}.app-shell{background:#f6f4ee}.workspace,.topbar,.document-column,.composer,.message.assistant,.doc-summary,.billing-panel,.stat,table{background:var(--white-card)}.message.user{background:#e7eadc}@keyframes blink{50%{opacity:0}}@media (prefers-reduced-motion: reduce){.cursor-blink{animation:none}}@media (max-width: 840px){.home-wrap{padding:24px 20px 42px}.home-header{margin-bottom:46px}.home-grid{gap:28px;grid-template-columns:1fr}.home-copy h1{font-size:clamp(34px,10vw,46px)}.citation-stack{height:250px;max-width:310px}.citation-stack>.citation-card{height:230px}.hero-visual{min-height:390px}.citation-stack.mini{bottom:0;max-width:260px;right:50%;transform:translate(50%)}.citation-stack.mini>.citation-card{height:136px}.google-login-wrap,.google-button-shell{justify-content:center;max-width:100%;min-width:0;width:100%}.hero-visual{min-height:300px}.hero-visual canvas{max-width:320px}}@media (max-width: 840px){.app-shell{grid-template-columns:minmax(0,1fr)}.sidebar{height:auto;overflow:visible;position:static;width:100%}.workspace{min-width:0}}.chat-grid{gap:24px;grid-template-columns:minmax(0,324px) minmax(0,1fr);padding:26px 40px 40px}.document-column{border:1px solid var(--rule);border-radius:8px;min-width:0;padding:24px}.chat-column{border:1px solid var(--rule);border-radius:8px;overflow:hidden}.billing-panel,.admin-grid{margin-top:0}.billing-panel{margin:26px 40px 40px}.admin-grid{padding:26px 40px 40px}@media (max-width: 840px){.chat-grid,.admin-grid{padding:20px}.document-column{border:1px solid var(--rule);border-radius:8px}.billing-panel{margin:20px}}@media (max-width: 520px){.chat-grid,.admin-grid{padding:18px}.billing-panel{margin:18px}}.billing-panel .button-primary{background:var(--ink);color:var(--paper)}.billing-panel .button-primary:hover:not(:disabled){background:var(--accent);color:var(--ink)}.billing-panel .button-secondary{background:transparent;color:var(--ink)}.billing-panel .button-secondary:hover:not(:disabled){background:var(--slate);color:var(--paper)}.workspace{height:100vh;overflow:hidden}.chat-grid,.document-column{min-height:0;overflow:hidden}.chat-column{min-height:0}.messages{min-height:0;overflow-x:hidden;overflow-y:auto}@media (max-width: 840px){.workspace{height:auto;min-height:0;overflow:visible}.chat-grid{overflow:visible}.chat-column{height:min(680px,80vh);min-height:420px}}.topbar{display:grid;grid-template-columns:minmax(0,1fr);gap:16px}.topbar>div{min-width:0}.topbar h1{font-size:clamp(30px,3.5vw,40px);line-height:1.08;overflow-wrap:anywhere}.topbar .notice{margin:8px 0 0;max-width:100%}@media (max-width: 840px){.sidebar{display:grid;gap:16px}.brand-row{display:grid;grid-template-columns:44px minmax(0,1fr);width:100%}.brand-row strong{display:block;font-size:16px}.brand-row span{font-size:12px;max-width:100%}.topbar{grid-template-columns:minmax(0,1fr);gap:12px;padding:18px 20px}.topbar h1{font-size:clamp(27px,8vw,34px)}}@media (max-width: 520px){.sidebar{gap:14px}.brand-row{grid-template-columns:40px minmax(0,1fr)}nav{gap:8px;margin-inline:-2px}nav button{min-height:44px;min-width:108px;padding:0 12px}.topbar{align-items:center;grid-template-columns:minmax(0,1fr);padding:16px 18px}.topbar h1{font-size:clamp(24px,8.5vw,30px)}}@media (max-width: 840px){.sidebar{display:grid;grid-template-rows:auto auto auto;min-height:0}.sidebar nav{align-items:center;height:52px}.sidebar nav button{height:44px}.sidebar-footer{align-items:start;display:grid;grid-template-columns:132px 1fr;gap:12px;height:auto;margin-top:0}.sidebar-footer .ghost{align-self:start;justify-self:start}}@media (max-width: 520px){.sidebar{grid-template-rows:40px 50px 100px;min-height:0}.sidebar nav{height:50px}.sidebar nav button{height:42px}.sidebar-footer{grid-template-columns:124px 1fr;height:auto}}@media (max-width: 840px){.app-shell{display:block;min-height:100vh}.sidebar{display:grid!important;gap:12px!important;grid-template-columns:minmax(0,1fr)!important;grid-template-rows:auto auto auto!important;height:auto!important;max-height:none!important;min-height:0!important;overflow:visible!important;padding:16px!important;position:static!important;width:100%!important}.brand-row{grid-template-columns:42px minmax(0,1fr)!important;min-height:42px}.brand-row .mark{height:42px;width:42px}.brand-row strong{font-size:15px;line-height:1.15}.brand-row span{font-size:11px;line-height:1.2}.sidebar nav{align-items:center!important;display:flex!important;gap:8px!important;height:auto!important;margin:0!important;min-height:0!important;overflow-x:auto!important;overflow-y:hidden!important;padding:0 0 2px!important}.sidebar nav button{flex:0 0 auto;height:42px!important;min-height:42px!important;min-width:96px!important;padding:0 12px!important}.sidebar-footer{align-items:center!important;display:flex!important;flex-wrap:wrap!important;gap:10px!important;height:auto!important;margin-top:0!important;min-height:0!important}.credit-box{flex:0 0 auto;padding:8px 10px!important;width:108px!important}.credit-box span{font-size:10px;margin-top:0}.credit-box strong{font-size:18px!important;line-height:1.1}.sidebar-footer .ghost{align-self:center!important;flex:0 0 auto;height:42px!important;min-height:42px!important;padding:0 10px!important;width:auto!important}}@media (max-width: 520px){.sidebar{padding:12px!important}.brand-row{grid-template-columns:38px minmax(0,1fr)!important;min-height:38px}.brand-row .mark{height:38px;width:38px}.sidebar nav button{min-width:86px!important;padding:0 10px!important}.credit-box{width:96px!important}}