:root {
  --bg: #f6f5f1; --panel: #ffffff; --ink: #1b1d22; --muted: #6b6f78; --line: #e3e1da; --accent: #b7791f; --accent-ink: #fff;
  --soft: #f0eee8; --link: #2357c6; --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --s-confirmed: #1e7b4f; --s-supported: #2f6fb5; --s-likely: #8a6d10; --s-uncertain: #7a7f88; --s-conflicting: #b23a3a;
  --t-business: #b7791f; --t-organization: #6c4bb5; --t-company: #6c4bb5; --t-person: #2f8a8a; --t-website: #2f6fb5;
  --t-technology: #4d7c2a; --t-location: #a14d73; --t-paper: #7b5a2e; --t-claim: #999; --t-source: #bbb; --t-other: #888;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121316; --panel: #1a1c20; --ink: #e9e7e1; --muted: #9a9ea8; --line: #2c2f35; --accent: #e0a526; --accent-ink: #1a1405;
    --soft: #23262c; --link: #8ab4ff; --s-confirmed: #4fc488; --s-supported: #6aa8f0; --s-likely: #d9b54a; --s-uncertain: #9aa0a8;
    --s-conflicting: #f07a7a; --t-claim: #666; --t-source: #555;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--link); }
button, input, select, textarea { font: inherit; color: inherit; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.topbar { display: flex; align-items: center; gap: 24px; padding: 10px 20px; border-bottom: 1px solid var(--line); background: var(--panel); position: sticky; top: 0; z-index: 5; }
.brand { font-weight: 650; text-decoration: none; color: var(--ink); letter-spacing: .2px; }
.brand-mark { color: var(--accent); }
.topbar nav { display: flex; gap: 16px; }
.topbar nav a { color: var(--muted); text-decoration: none; }
.topbar nav a:hover { color: var(--ink); }
.status { margin-left: auto; font-size: 12px; color: var(--muted); font-family: var(--mono); }
.view { padding: 20px; max-width: 1600px; margin: 0 auto; }

/* composer */
.composer { max-width: 860px; margin: 6vh auto 0; }
.composer h1 { font-size: 13px; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); font-weight: 600; margin: 0 0 14px; }
#q { width: 100%; padding: 16px 18px; font-size: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); resize: vertical; outline: none; }
#q:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 12px; }
.row.end { justify-content: space-between; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--panel); }
.seg button { border: 0; background: none; padding: 7px 12px; cursor: pointer; color: var(--muted); }
.seg button.on { background: var(--ink); color: var(--bg); }
select, input[type=text], input:not([type]), #continue-q { border: 1px solid var(--line); background: var(--panel); border-radius: 8px; padding: 7px 10px; }
#continue-q { width: 100%; }
fieldset.sources { border: 1px solid var(--line); border-radius: var(--radius); margin: 14px 0 0; padding: 8px 14px 10px; display: flex; flex-wrap: wrap; gap: 6px 18px; background: var(--panel); }
fieldset.sources legend { font-size: 11px; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); padding: 0 6px; }
.hint { color: var(--muted); font-size: 12px; margin-left: auto; }
.inline { color: var(--muted); font-size: 13px; }
button.primary { background: var(--accent); color: var(--accent-ink); border: 0; padding: 10px 18px; border-radius: 8px; font-weight: 600; cursor: pointer; }
button.primary:disabled { opacity: .5; cursor: wait; }
button.ghost { background: none; border: 1px solid var(--line); padding: 6px 12px; border-radius: 8px; cursor: pointer; }
button.ghost:disabled { opacity: .45; cursor: default; }
button.tiny { padding: 1px 8px; font-size: 12px; }
.examples { margin-top: 26px; display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 8px; }
.examples button { text-align: left; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 9px 12px; cursor: pointer; color: var(--muted); font-size: 13px; }
.examples button:hover { color: var(--ink); border-color: var(--accent); }
.examples b { display: block; font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: 2px; }

/* research view */
.research-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.research-head h2 { margin: 2px 0 0; font-size: 20px; font-weight: 600; max-width: 900px; }
.eyebrow { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.export { display: flex; gap: 2px; align-items: center; border: 1px solid var(--line); border-radius: 8px; padding: 2px 4px; background: var(--panel); }
.export span { font-size: 11px; color: var(--muted); padding: 0 6px; text-transform: uppercase; letter-spacing: .1em; }
.export a { padding: 4px 8px; border-radius: 6px; cursor: pointer; text-decoration: none; font-size: 12px; font-family: var(--mono); }
.export a:hover { background: var(--soft); }
.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 8px; margin: 14px 0; }
.metric { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 8px 12px; }
.metric .v { font-family: var(--mono); font-size: 20px; font-weight: 600; }
.metric .k { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .1em; }
.workspace { display: grid; grid-template-columns: 280px minmax(0, 1fr) 380px; gap: 12px; align-items: start; }
@media (max-width: 1200px) { .workspace { grid-template-columns: 1fr; } }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; min-width: 0; }
.panel > h3, .evidence-head h3 { margin: 0 0 8px; font-size: 12px; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); font-weight: 600; }
.steps ol { list-style: none; margin: 0; padding: 0; max-height: 640px; overflow: auto; font-size: 13px; }
.steps li { padding: 5px 0 5px 22px; position: relative; border-bottom: 1px dashed var(--line); }
.steps li::before { content: attr(data-icon); position: absolute; left: 0; top: 5px; width: 16px; text-align: center; color: var(--accent); font-family: var(--mono); }
.steps li.warning::before, .steps li.error::before { color: var(--s-conflicting); }
.steps li.done::before { color: var(--s-confirmed); }
.steps li time { color: var(--muted); font-family: var(--mono); font-size: 11px; margin-left: 4px; }
.steps li.running { animation: pulse 1.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .55; } }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin: -4px -4px 10px; }
.tabs button { background: none; border: 0; border-bottom: 2px solid transparent; padding: 6px 12px; cursor: pointer; color: var(--muted); }
.tabs button.on { color: var(--ink); border-bottom-color: var(--accent); }
.tab-body { max-height: 70vh; overflow: auto; }
.answer h1 { font-size: 20px; margin: 4px 0 10px; }
.answer h2 { font-size: 15px; margin: 18px 0 6px; padding-bottom: 4px; border-bottom: 1px solid var(--line); }
.answer h3 { font-size: 14px; margin: 14px 0 4px; }
.answer ul { padding-left: 18px; margin: 4px 0; }
.answer li { margin: 3px 0; }
.answer blockquote { margin: 6px 0; padding: 4px 10px; border-left: 3px solid var(--line); color: var(--muted); }
.answer hr { border: 0; border-top: 1px solid var(--line); margin: 16px 0; }
a.cite { font-family: var(--mono); font-size: 11px; text-decoration: none; background: var(--soft); border-radius: 4px; padding: 0 3px; margin: 0 1px; cursor: pointer; color: var(--link); }
.badge { display: inline-block; font-family: var(--mono); font-size: 10.5px; font-weight: 700; letter-spacing: .04em; padding: 1px 6px; border-radius: 4px; color: #fff; vertical-align: 1px; }
.badge.CONFIRMED { background: var(--s-confirmed); } .badge.SUPPORTED { background: var(--s-supported); }
.badge.LIKELY { background: var(--s-likely); } .badge.UNCERTAIN { background: var(--s-uncertain); } .badge.CONFLICTING { background: var(--s-conflicting); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 600; }
tr.clickable { cursor: pointer; } tr.clickable:hover td { background: var(--soft); }
.type-chip { font-size: 11px; padding: 1px 6px; border-radius: 10px; background: var(--soft); white-space: nowrap; }
.profile { border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 12px; margin-bottom: 10px; }
.profile h4 { margin: 0 0 6px; font-size: 15px; }
.profile dl { display: grid; grid-template-columns: 120px 1fr; gap: 3px 10px; margin: 0; font-size: 13px; }
.profile dt { color: var(--muted); } .profile dd { margin: 0; overflow-wrap: anywhere; }
.graph-panel svg { width: 100%; height: 440px; display: block; background: var(--soft); border-radius: 8px; cursor: grab; touch-action: none; }
.graph-panel svg text { font-size: 10px; fill: var(--ink); pointer-events: none; paint-order: stroke; stroke: var(--soft); stroke-width: 3px; }
.graph-panel svg line { stroke: var(--line); stroke-width: 1.2; }
.graph-panel svg line.possible { stroke-dasharray: 3 3; }
.graph-panel svg circle { stroke: var(--panel); stroke-width: 1.5; cursor: pointer; }
.graph-panel svg circle.sel { stroke: var(--accent); stroke-width: 3; }
.graph-tools { display: flex; gap: 12px; align-items: center; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.node-detail { margin-top: 8px; max-height: 220px; overflow: auto; }
.evidence { margin-top: 12px; }
.evidence-head { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 6px; }
.evidence-head h3 { margin: 0; }
.filters { display: flex; gap: 4px; }
.filters button { border: 1px solid var(--line); background: none; border-radius: 14px; padding: 2px 10px; cursor: pointer; font-size: 12px; color: var(--muted); }
.filters button.on { background: var(--ink); color: var(--bg); border-color: var(--ink); }
#claim-search { margin-left: auto; min-width: 220px; }
#claims { max-height: 420px; overflow: auto; }
.drawer { position: fixed; inset: 0; background: rgba(0,0,0,.35); display: flex; justify-content: flex-end; z-index: 20; }
.drawer-body { width: min(640px, 100%); height: 100%; background: var(--panel); padding: 20px 22px; overflow: auto; position: relative; border-left: 1px solid var(--line); }
.drawer-body.narrow { width: min(520px, 100%); height: auto; margin: auto; border-radius: var(--radius); border: 1px solid var(--line); }
.close { position: absolute; right: 12px; top: 8px; background: none; border: 0; font-size: 24px; cursor: pointer; color: var(--muted); }
.chain { display: grid; gap: 10px; }
.chain .step { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; }
.chain .step .lbl { font-size: 10px; text-transform: uppercase; letter-spacing: .14em; color: var(--muted); }
.chain blockquote { margin: 6px 0; padding: 6px 10px; background: var(--soft); border-radius: 6px; font-size: 13px; overflow-wrap: anywhere; }
.chain .arrow { text-align: center; color: var(--muted); font-size: 12px; }
.why { font-size: 12px; color: var(--muted); }
.history { max-width: 1200px; margin: 0 auto; }
.history .row { justify-content: space-between; }
code, .mono { font-family: var(--mono); font-size: 12px; }
pre { background: var(--soft); padding: 10px; border-radius: 8px; overflow: auto; font-size: 12px; }

@media (max-width: 700px) {
  .topbar { gap: 12px; padding: 10px 16px; flex-wrap: wrap; }
  .status { display: none; }
  .view { padding: 12px 16px; }
  .composer { margin-top: 2vh; }
  #q { font-size: 16px; }
  .steps ol { max-height: 260px; }
  .graph-panel svg { height: 320px; }
  .evidence-head #claim-search { margin-left: 0; width: 100%; }
  .profile dl { grid-template-columns: 1fr; }
  .tabs { overflow-x: auto; }
}

/* ---------------- normal search */
.app-mode { margin-bottom: 18px; }
.app-mode button { padding: 7px 18px; font-weight: 600; }
.searchbar { display: flex; gap: 8px; }
.searchbar input { flex: 1; padding: 13px 16px; font-size: 17px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); outline: none; }
.searchbar input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent); }
.searchbar.top { max-width: 980px; }
.searchbar.top input { font-size: 15px; padding: 10px 14px; }
#search-form .hint { margin-left: 0; display: block; margin-top: 10px; }
.search-tools { display: flex; align-items: center; gap: 14px; margin: 14px 0 6px; flex-wrap: wrap; max-width: 980px; }
.search-tools .tabs { margin: 0; border: 0; }
.search-layout { display: grid; grid-template-columns: minmax(0, 680px) minmax(0, 320px); gap: 28px; align-items: start; }
@media (max-width: 1000px) { .search-layout { grid-template-columns: 1fr; } .answer-box { order: -1; } }
.search-results { list-style: none; margin: 0; padding: 0; }
.search-results li { padding: 12px 0; border-bottom: 1px solid var(--line); }
.search-results .r-url { font-size: 12.5px; color: var(--muted); overflow-wrap: anywhere; }
.search-results .r-title { font-size: 17px; font-weight: 550; color: var(--link); text-decoration: none; display: inline-block; margin: 2px 0; }
.search-results .r-title:hover { text-decoration: underline; }
.search-results .r-snippet { margin: 2px 0 6px; color: var(--ink); font-size: 14px; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { font-size: 11px; padding: 1px 7px; border-radius: 10px; background: var(--soft); color: var(--muted); }
.chip.trust { background: color-mix(in srgb, var(--s-confirmed) 18%, transparent); color: var(--s-confirmed); }
.chip.ugc { background: color-mix(in srgb, var(--s-likely) 18%, transparent); color: var(--s-likely); }
.chip.agree { background: color-mix(in srgb, var(--s-supported) 16%, transparent); color: var(--s-supported); }
.answer-box h3 { text-transform: none; letter-spacing: 0; font-size: 18px; color: var(--ink); margin: 0 0 6px; }
.answer-box img { float: right; max-width: 96px; margin: 0 0 8px 10px; border-radius: 6px; }
.answer-box dl { display: grid; grid-template-columns: 110px 1fr; gap: 3px 8px; font-size: 13px; margin: 10px 0 0; }
.answer-box dt { color: var(--muted); }
.answer-box dd { margin: 0; overflow-wrap: anywhere; }
.pager { display: flex; gap: 8px; margin: 18px 0 40px; max-width: 680px; }

/* ---------------- Google + outreach */
.google-pill { font-size: 12px; padding: 3px 10px; border-radius: 12px; border: 1px solid var(--line); text-decoration: none; color: var(--muted); white-space: nowrap; }
.google-pill.on { color: var(--s-confirmed); border-color: color-mix(in srgb, var(--s-confirmed) 50%, transparent); }
.drawer-body.wide { width: min(980px, 100%); }
.drawer details { border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; margin: 10px 0; }
.drawer summary { cursor: pointer; font-weight: 600; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; margin: 8px 0; }
.form-grid label { display: flex; flex-direction: column; font-size: 12px; color: var(--muted); gap: 3px; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid input, .form-grid textarea, .full-input, #o-t-body, .email-card textarea, .email-card input {
  border: 1px solid var(--line); background: var(--panel); border-radius: 8px; padding: 7px 10px; width: 100%; font: inherit; color: inherit; }
.full-input { margin: 8px 0; }
.placeholders { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.placeholders button { font-family: var(--mono); font-size: 11px; border: 1px solid var(--line); background: var(--soft); border-radius: 6px; padding: 1px 6px; cursor: pointer; color: var(--muted); }
.email-card { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; margin: 10px 0; display: grid; gap: 6px; }
.email-card .head { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.email-card .head b { flex: 1; }
.status-tag { font-family: var(--mono); font-size: 11px; padding: 1px 6px; border-radius: 4px; background: var(--soft); }
.status-tag.sent { background: var(--s-confirmed); color: #fff; } .status-tag.failed { background: var(--s-conflicting); color: #fff; }
.status-tag.skipped { background: var(--s-uncertain); color: #fff; } .status-tag.approved { background: var(--s-supported); color: #fff; }
.status-tag.sending { background: var(--s-likely); color: #fff; }
.sticky-actions { position: sticky; bottom: 0; background: var(--panel); padding: 10px 0; border-top: 1px solid var(--line); }
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } .google-pill { display: none; } }

/* ---------------- history management */
.history .row.history-actions { margin: 4px 0 10px; gap: 8px; justify-content: flex-start; }
button.danger { color: var(--s-conflicting); border-color: color-mix(in srgb, var(--s-conflicting) 45%, var(--line)); }
button.danger:hover { background: color-mix(in srgb, var(--s-conflicting) 10%, transparent); }
.row-del { background: none; border: 0; cursor: pointer; color: var(--muted); font-size: 15px; padding: 2px 6px; border-radius: 6px; }
.row-del:hover { color: var(--s-conflicting); background: var(--soft); }
#history-table td:first-child, #history-table th:first-child { width: 28px; }

.inline-group { display: inline-flex; gap: 18px; flex-wrap: wrap; }