:root{color-scheme:dark;font-family:Arial,Helvetica,sans-serif;background:#0b1020;color:#eef2ff}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:linear-gradient(180deg,#08101f,#10182c)}body{color:#eef2ff}a{color:inherit}button,input,textarea{font:inherit}.page-shell{min-height:100vh;padding:24px}.hero{margin:0 auto 24px;max-width:1280px}.hero-row{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.hero h1{margin:0 0 8px;font-size:2rem}.hero p{margin:0;max-width:72ch;color:#cbd5e1}.hero-link{display:inline-flex;align-items:center;border:1px solid rgba(148,163,184,.3);border-radius:10px;background:rgba(15,23,42,.72);color:#e2e8f0;padding:10px 14px;text-decoration:none;white-space:nowrap}.app-grid{display:grid;grid-template-columns:minmax(320px,480px) minmax(420px,1fr);gap:20px;margin:0 auto;max-width:1280px}.app-grid-single{grid-template-columns:1fr}.panel{border:1px solid rgba(148,163,184,.25);border-radius:18px;background:rgba(15,23,42,.88);box-shadow:0 18px 48px rgba(0,0,0,.25)}.panel-header{padding:18px 20px 0}.panel-header h2,.panel-header h3{margin:0 0 6px}.panel-header p{margin:0;color:#94a3b8}.panel-header-row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:6px}.panel-header-row h2{margin:0}.sessions-controls{display:flex;gap:8px;flex-shrink:0}.new-session-btn,.sessions-toggle{border:1px solid rgba(148,163,184,.3);border-radius:8px;background:rgba(15,23,42,.7);color:#cbd5e1;font-size:.8rem;padding:5px 10px;cursor:pointer;white-space:nowrap}.new-session-btn:hover,.sessions-toggle:hover{background:rgba(30,41,59,.9);border-color:rgba(148,163,184,.5)}.sessions-list{gap:4px;margin-top:10px;max-height:200px;overflow-y:auto;padding-right:4px}.session-item,.sessions-list{display:flex;flex-direction:column}.session-item{gap:2px;width:100%;text-align:left;border:1px solid rgba(148,163,184,.18);border-radius:8px;background:rgba(15,23,42,.5);padding:8px 12px;cursor:pointer;color:#e2e8f0}.session-item:hover{background:rgba(30,41,59,.85);border-color:rgba(148,163,184,.35)}.session-item.active{border-color:#22c55e;background:rgba(34,197,94,.07)}.session-title{font-size:.88rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.session-meta{font-size:.76rem;color:#64748b}.chat-panel{display:flex;flex-direction:column;min-height:74vh;position:sticky;top:24px;max-height:calc(100vh - 48px)}.messages{display:flex;flex:1 1;flex-direction:column;gap:12px;min-height:0;padding:18px 20px;overflow:auto}.message{padding:14px 16px;border-radius:14px;white-space:pre-wrap;line-height:1.5}.message.user{align-self:flex-end;max-width:90%;background:#1d4ed8}.message.assistant{background:rgba(30,41,59,.9);border:1px solid rgba(148,163,184,.18)}.meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.chip{border:1px solid rgba(148,163,184,.25);border-radius:999px;padding:4px 10px;color:#cbd5e1;font-size:.82rem}.composer{position:sticky;bottom:0;z-index:1;border-top:1px solid rgba(148,163,184,.15);background:rgba(15,23,42,.96);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:16px 20px 20px}.composer form{display:flex;flex-direction:column;gap:12px}.composer textarea{min-height:96px;resize:vertical;border:1px solid rgba(148,163,184,.2);border-radius:12px;background:rgba(15,23,42,1);color:#eef2ff;padding:12px 14px}.composer-actions{display:flex;justify-content:space-between;align-items:center;gap:12px}.composer button{border:0;border-radius:12px;background:#22c55e;color:#08101f;font-weight:700;padding:10px 16px;cursor:pointer}.composer button:disabled{opacity:.7;cursor:wait}.graph-panel{display:flex;flex-direction:column;min-height:74vh}.graph-body{display:grid;gap:16px;padding:18px 20px 20px}.citation-card,.summary-card,.warning-card{border:1px solid rgba(148,163,184,.18);border-radius:14px;padding:14px 16px;background:rgba(15,23,42,.65)}.citation-card h4,.summary-card h4,.warning-card h4{margin:0 0 10px}.summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}.citation-list,.summary-list,.warning-list{display:flex;flex-direction:column;gap:10px}.temperature-metric{display:flex;flex-direction:column;gap:8px}.temperature-metric-value{color:#f8fafc;font-size:2rem;font-weight:700;line-height:1}.temperature-metric-meta{display:flex;flex-wrap:wrap;gap:12px;color:#cbd5e1;font-size:.9rem}.citation-item strong,.summary-item strong,.warning-item strong{display:block;margin-bottom:4px}.muted{color:#94a3b8}.empty-state{border:1px dashed rgba(148,163,184,.25);border-radius:14px;padding:24px;color:#cbd5e1}.table-card{margin-top:12px;overflow-x:auto}.data-table{display:flex;flex-direction:column;gap:8px}.data-table-row{display:flex;justify-content:space-between;gap:16px;padding:10px 12px;border:1px solid rgba(148,163,184,.18);border-radius:10px;background:rgba(15,23,42,.45)}.data-table-label{color:#cbd5e1}.data-table-value{color:#f8fafc;font-weight:600;text-align:right}.table-footnote{margin-top:10px;font-size:.84rem}.eval-table{width:100%;border-collapse:collapse;font-size:.9rem}.eval-table td,.eval-table th{padding:10px 12px;border-bottom:1px solid rgba(148,163,184,.12);text-align:left;vertical-align:top}.eval-table th{color:#cbd5e1;font-weight:600}.clarification-block{margin:6px 0 2px;padding:12px 16px;border:1px solid rgba(250,204,21,.35);border-radius:14px;background:rgba(250,204,21,.05)}.clarification-question{margin:0 0 10px;color:#fde68a;font-size:.9rem}.clarification-suggestions{display:flex;flex-wrap:wrap;gap:8px}.suggestion-chip{border:1px solid rgba(250,204,21,.4);border-radius:999px;background:rgba(250,204,21,.08);color:#fef3c7;font-size:.82rem;padding:6px 12px;cursor:pointer;white-space:nowrap;transition:background .15s}.suggestion-chip:hover:not(:disabled){background:rgba(250,204,21,.18)}.suggestion-chip:disabled{opacity:.5;cursor:wait}.active-input{display:flex;flex-direction:column;gap:2px}.active-input-value{font-size:.88rem}.active-input-val{color:#4ade80;font-weight:600}@media (max-width:980px){.hero-row{flex-direction:column;align-items:stretch}.app-grid{grid-template-columns:1fr}.chat-panel,.graph-panel{min-height:auto}.chat-panel{position:static;top:auto;max-height:none}.composer{position:static;bottom:auto;-webkit-backdrop-filter:none;backdrop-filter:none}}