:root {
  --bg: #0e0f0e;
  --surface: #141614;
  --surface-raised: #1b1e1b;
  --surface-hover: #222520;
  --border-subtle: #292c28;
  --border-strong: #3c4039;
  --text: #f0ece2;
  --text-secondary: #b8b3aa;
  --text-muted: #938f87;
  --accent: #d5a757;
  --success: #91b894;
  --danger: #d47c6b;
  --warning: #d5a757;
  --unknown: #a29c91;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --type-xs: 10px;
  --type-sm: 12px;
  --type-body: 14px;
  --type-title: 28px;
  --type-decision: 36px;
  --radius-sm: 5px;
  --radius-md: 9px;
  --radius-lg: 13px;
  --motion-fast: 140ms;
  --motion-base: 210ms;
  --rail: 64px;
  --topbar: 58px;
  --drawer: 410px;
  --sans: "Avenir Next", Avenir, "Helvetica Neue", Arial, sans-serif;
  --mono: "SFMono-Regular", Menlo, Consolas, monospace;
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { min-width: 320px; background: var(--bg); color-scheme: dark; }
body { margin: 0; min-width: 320px; min-height: 100dvh; overflow-x: hidden; background: var(--bg); color: var(--text); font-family: var(--sans); font-size: var(--type-body); -webkit-font-smoothing: antialiased; }
button, input, textarea, select { font: inherit; }
button, a, input, textarea, select { -webkit-tap-highlight-color: transparent; }
button { color: inherit; }
button:active { transform: scale(.98); }
button:disabled { cursor: not-allowed; opacity: .46; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.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; }
.skip-link { position: fixed; left: 78px; top: -60px; z-index: 100; padding: 10px 14px; background: var(--accent); color: #17130d; font-weight: 700; text-decoration: none; border-radius: var(--radius-sm); }
.skip-link:focus { top: 10px; }
.section-label, .figure-index { color: var(--text-muted); font: 650 var(--type-xs)/1.2 var(--mono); letter-spacing: .09em; text-transform: uppercase; }
.empty { color: var(--text-muted); line-height: 1.55; }
.mono, code, kbd { font-family: var(--mono); }

.topbar { position: fixed; inset: 0 0 auto var(--rail); z-index: 20; height: var(--topbar); display: flex; align-items: center; padding: 0 var(--space-5); gap: var(--space-5); background: #101110; border-bottom: 1px solid var(--border-subtle); }
.wordmark { display: none; color: var(--text); text-decoration: none; align-items: center; gap: 10px; }
.brand-mark, .rail-logo span { display: grid; place-items: center; width: 38px; height: 38px; color: var(--accent); border: 1px solid #59492f; border-radius: 6px; font: 700 10px var(--mono); }
.project-switch { min-width: 228px; height: 38px; padding: 0 12px; display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: 10px; border: 0; border-radius: var(--radius-sm); background: transparent; text-align: left; cursor: pointer; }
.project-switch:hover { background: var(--surface-raised); }
.project-switch span:first-child { color: var(--text-muted); font-size: 11px; }
.project-switch strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: var(--space-4); }
.command-trigger { width: 270px; height: 36px; padding: 0 10px 0 13px; display: flex; align-items: center; justify-content: space-between; border: 0; border-radius: var(--radius-sm); background: var(--surface-raised); box-shadow: inset 0 0 0 1px var(--border-strong); color: var(--text-secondary); cursor: pointer; font-size: 11px; }
.command-trigger:hover { color: var(--text-secondary); background: var(--surface-hover); }
kbd { color: var(--text-muted); font-size: 9px; }
.icon-button { width: 42px; height: 42px; padding: 0; display: grid; place-items: center; border: 0; border-radius: 7px; background: transparent; color: var(--text-secondary); cursor: pointer; }
.icon-button:hover { background: var(--surface-hover); color: var(--text); }
.menu-toggle { display: none; }
.product-state { display: inline-flex; align-items: center; gap: 7px; color: var(--text-secondary); font: 650 10px var(--mono); white-space: nowrap; }
.product-state::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.product-state[data-state="Verified"], .product-state[data-status="FINAL"] { color: var(--success); }
.product-state[data-state="Run failed"], .product-state[data-state="Verification incomplete"] { color: var(--danger); }
.product-state[data-state="Ready to verify"], .product-state[data-state="Needs clarification"] { color: var(--warning); }

.rail { position: fixed; inset: 0 auto 0 0; z-index: 30; width: var(--rail); padding: 10px 0 max(12px, env(safe-area-inset-bottom)); display: flex; flex-direction: column; align-items: center; background: #0b0c0b; border-right: 1px solid #252725; }
.rail-logo { width: 44px; height: 44px; display: grid; place-items: center; text-decoration: none; }
.rail-logo span { width: 38px; height: 38px; }
.rail-primary { margin-top: 22px; display: grid; gap: 5px; }
.rail-context { margin-top: auto; display: grid; gap: 5px; }
.nav-item, .context-nav { position: relative; width: 44px; height: 44px; padding: 0; display: grid; place-items: center; border: 0; border-radius: 7px; background: transparent; color: var(--text-muted); cursor: pointer; }
.nav-item:hover, .context-nav:hover { background: var(--surface-raised); color: var(--text); }
.nav-item.active, .nav-item[aria-current="page"] { color: var(--accent); background: #211c13; }
.nav-glyph { font: 650 9px/1 var(--mono); letter-spacing: .04em; }
.nav-label { position: absolute; left: 52px; top: 50%; z-index: 80; transform: translate(5px,-50%); padding: 7px 9px; border-radius: 4px; background: #eeeadf; color: #1b1b18; box-shadow: 0 8px 30px #0008; font-size: 11px; font-weight: 650; white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity var(--motion-fast) var(--ease-out), transform var(--motion-fast) var(--ease-out); }
.nav-item:hover .nav-label, .nav-item:focus-visible .nav-label, .context-nav:hover .nav-label, .context-nav:focus-visible .nav-label { opacity: 1; transform: translate(0,-50%); }
.nav-scrim { display: none; }

.workspace { min-height: 100dvh; padding: var(--topbar) 0 0 var(--rail); }
.view { display: none; min-height: calc(100dvh - var(--topbar)); }
.view.active { display: block; }
.conversation-shell { min-height: calc(100dvh - var(--topbar)); display: flex; flex-direction: column; }
.conversation-heading { width: min(824px, calc(100% - 48px)); margin: 0 auto; padding: 28px 0 18px; display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.conversation-heading h1 { margin: 7px 0 0; font-size: 18px; line-height: 1.2; font-weight: 620; letter-spacing: -.025em; }
.chat-log { width: min(824px, calc(100% - 48px)); margin: 0 auto; padding: 12px 0 180px; flex: 1; }
.chat-log[aria-busy="true"] { cursor: progress; }
.chat-empty { padding-top: 8vh; }
.chat-empty h1 { max-width: 690px; margin: 18px 0 16px; font-size: clamp(40px, 5vw, 64px); line-height: .98; letter-spacing: -.058em; font-weight: 520; }
.chat-empty h1 span { color: var(--accent); }
.chat-empty > p { max-width: 570px; margin: 0 0 44px; color: var(--text-secondary); font-size: 17px; line-height: 1.58; }
.prompt-list { max-width: 690px; display: grid; gap: 1px; background: var(--border-subtle); }
.prompt-list button { min-height: 52px; padding: 15px 2px; display: grid; grid-template-columns: 190px 1fr; gap: 22px; align-items: center; border: 0; background: var(--bg); text-align: left; cursor: pointer; }
.prompt-list button:hover strong { color: var(--accent); }
.prompt-list strong { font-size: 13px; }
.prompt-list span { color: #969188; font-size: 13px; }

.timeline-entry { position: relative; display: grid; grid-template-columns: 106px minmax(0,1fr); gap: 26px; margin: 0 0 38px; scroll-margin-block: 120px; }
.timeline-entry::after { content: ""; position: absolute; left: 112px; top: 10px; bottom: -46px; width: 1px; background: var(--border-subtle); }
.timeline-entry:last-child::after { display: none; }
.entry-kind { padding-top: 2px; color: var(--text-muted); font: 650 10px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.entry-body { position: relative; padding-left: 20px; min-width: 0; }
.entry-body::before { content: ""; position: absolute; left: 2px; top: 5px; width: 7px; height: 7px; border: 1px solid var(--accent); background: var(--bg); transform: rotate(45deg); }
.entry-body h2 { margin: 0 0 9px; font-size: 18px; line-height: 1.3; letter-spacing: -.02em; }
.entry-body p { margin: 0; color: var(--text-secondary); font-size: 14px; line-height: 1.62; white-space: pre-wrap; overflow-wrap: anywhere; }
.entry-body .raw-reply { margin-top: 11px; padding-left: 14px; border-left: 1px solid var(--border-strong); color: var(--text-muted); font-size: 12px; }
.entry-body .raw-reply summary { width: fit-content; color: #98938a; cursor: pointer; }
.entry-body .raw-reply[open] summary { color: var(--accent); }
.entry-body .raw-reply p { margin-top: 10px; color: var(--text-muted); }
.timeline-entry:first-child .entry-body > p { color: #cec9bf; }
.judgment-object { width: 100%; margin-top: 16px; padding: 17px 19px; border: 0; border-left: 2px solid #705735; border-radius: 0 var(--radius-md) var(--radius-md) 0; background: var(--surface); text-align: left; cursor: pointer; transition: transform var(--motion-fast) var(--ease-out), background var(--motion-fast) var(--ease-out); }
.judgment-object:hover { transform: translateX(3px); background: var(--surface-raised); }
.object-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.object-head strong { font-size: 14px; }
.object-head span { color: var(--text-muted); font: 10px var(--mono); }
.object-metrics { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; margin-top: 20px; }
.object-metrics span { display: block; color: var(--text-muted); font-size: 10px; text-transform: uppercase; }
.object-metrics strong { display: block; margin-top: 5px; font: 650 19px var(--mono); overflow-wrap: anywhere; }
.clarification-object { border-left-color: var(--warning); }
.failure-object { border-left-color: var(--danger); }
.decision-object { margin-top: 14px; padding: 28px; border: 0; border-radius: var(--radius-lg); background: #ebe5d9; color: #181916; text-align: left; cursor: pointer; box-shadow: 0 16px 56px #0006; }
.decision-object .status { color: #555750; }
.decision-object h2 { max-width: 600px; margin: 22px 0 12px; color: #181916; font-size: var(--type-decision); line-height: 1.04; letter-spacing: -.048em; }
.decision-object p { color: #595b53; }
.decision-metrics { display: grid; grid-template-columns: 1.4fr repeat(4,.7fr); gap: 18px; margin-top: 27px; padding-top: 18px; border-top: 1px solid #c8c1b5; }
.decision-metrics span { display: block; color: #62635d; font-size: 9px; text-transform: uppercase; }
.decision-metrics strong { display: block; margin-top: 5px; font: 700 22px var(--mono); }
.claim-chain { margin-top: 19px; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1.18fr; align-items: center; gap: 8px; }
.claim-chain span { color: #79786f; }
.chain-node { min-height: 54px; padding: 9px 11px; border: 0; border-radius: var(--radius-sm); background: #d9d2c5; color: #2a2a25; text-align: left; cursor: pointer; }
.chain-node small, .chain-node strong { display: block; }
.chain-node small { color: #53534d; font-size: 9px; text-transform: uppercase; }
.chain-node strong { margin-top: 3px; font-size: 10px; overflow-wrap: anywhere; }
.chain-node:hover { background: #cec6b8; }
.failure-card { padding: 24px; border-radius: var(--radius-md); background: #251916; box-shadow: inset 3px 0 var(--danger); }
.failure-card h2 { color: #f0d9d3; font-size: 28px; }
.failure-card p { color: #cfaaa1; }
.inline-action { margin-top: 16px; min-height: 40px; padding: 0 14px; border: 0; border-radius: var(--radius-sm); background: var(--surface-hover); cursor: pointer; font-weight: 650; }
.inline-action.primary { background: var(--accent); color: #1a150d; }

.composer { position: fixed; left: calc(var(--rail) + (100vw - var(--rail)) / 2); bottom: 22px; z-index: 12; width: min(800px, calc(100vw - var(--rail) - 48px)); transform: translateX(-50%); }
.composer-surface { padding: 8px; display: grid; grid-template-columns: 1fr auto; gap: 8px; border-radius: var(--radius-lg); background: #20231f; box-shadow: 0 18px 70px #000a, 0 0 0 1px var(--border-strong); }
.composer textarea { min-height: 45px; max-height: 130px; resize: none; padding: 11px 12px; border: 0; outline: 0; background: transparent; color: var(--text); line-height: 1.45; }
.composer textarea::placeholder { color: var(--text-muted); }
.composer button { min-width: 72px; border: 0; border-radius: 8px; background: var(--accent); color: #1a150d; font-weight: 750; cursor: pointer; }
.composer.is-loading button { cursor: progress; }
.composer-context { padding: 8px 4px 0; display: flex; justify-content: center; gap: 16px; color: #8d8981; font: 10px var(--mono); }

.surface-view { width: min(1180px, calc(100% - 96px)); margin: 0 auto; padding: 58px 0 100px; }
.page-heading { max-width: 760px; margin-bottom: 46px; }
.page-heading h1, .research-header h1 { margin: 9px 0 12px; font-size: 42px; line-height: 1; letter-spacing: -.05em; font-weight: 540; }
.page-heading p { margin: 0; color: var(--text-secondary); font-size: 15px; line-height: 1.55; }
.split-heading { max-width: none; display: flex; justify-content: space-between; align-items: end; gap: 36px; }
.primary-action { min-height: 43px; padding: 0 18px; border: 0; border-radius: var(--radius-sm); background: var(--accent); color: #1b160e; cursor: pointer; font-weight: 750; white-space: nowrap; }
.project-page-list, .project-list { display: grid; gap: 1px; background: var(--border-subtle); }
.project-row { padding: 18px 0; display: grid; grid-template-columns: 1.2fr 1fr auto; align-items: center; gap: 28px; background: var(--bg); }
.project-row h3 { margin: 0; font-size: 15px; }
.project-row p { margin: 5px 0 0; color: var(--text-muted); font-size: 12px; }
.project-row button { min-width: 80px; min-height: 38px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); background: transparent; cursor: pointer; }
.project-row button[aria-pressed="true"] { color: var(--success); border-color: #4e6d50; }

.run-summary { margin-bottom: 34px; }
.decision-hero { padding: 30px; border-radius: var(--radius-lg); background: #e9e3d7; color: #1b1c18; box-shadow: 0 20px 60px #0005; }
.decision-hero h2 { max-width: 740px; margin: 20px 0 10px; font-size: 36px; line-height: 1.06; letter-spacing: -.045em; }
.decision-hero p { max-width: 740px; color: #55574f; line-height: 1.55; }
.summary-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; margin-top: 24px; padding-top: 17px; border-top: 1px solid #c5beb2; }
.summary-grid span { display: block; color: #74746c; font-size: 10px; text-transform: uppercase; }
.summary-grid strong { display: block; margin-top: 5px; font: 700 24px var(--mono); }
.critical-findings:not(:empty) { margin: 20px 0; padding: 20px 22px; border-radius: var(--radius-md); background: #241815; box-shadow: inset 3px 0 var(--danger); }
.critical-findings h2 { margin: 0 0 10px; font-size: 18px; }
.critical-findings p { margin: 7px 0; color: #d2aaa0; }
.check-list { display: grid; gap: 1px; background: var(--border-subtle); }
.check-row { min-height: 58px; padding: 13px 16px; display: grid; grid-template-columns: minmax(220px,1.5fr) .65fr .7fr .45fr; gap: 18px; align-items: center; background: var(--bg); }
.check-row code { color: var(--text-secondary); font-size: 11px; overflow-wrap: anywhere; }
.check-row span:not(.status) { color: var(--text-muted); font-size: 11px; }
.status { display: inline-flex; align-items: center; gap: 7px; color: var(--unknown); font: 650 10px var(--mono); }
.status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.status[data-status="PASS"], .status[data-status="VERIFIED_COMPLETE"] { color: var(--success); }
.status[data-status="FAIL"], .status[data-status="FAILED_CLOSED"], .status[data-status="BLOCKED"] { color: var(--danger); }
.status[data-status="RUNNING"], .status[data-status="PENDING_HUMAN_REVIEW"] { color: var(--warning); }
.decision-object .status[data-status="VERIFIED_COMPLETE"], .decision-hero .status[data-status="VERIFIED_COMPLETE"] { color: #3f6843; }
.decision-object .status[data-status="FAIL"], .decision-object .status[data-status="FAILED_CLOSED"], .decision-object .status[data-status="INTEGRITY_VIOLATION"], .decision-hero .status[data-status="FAIL"], .decision-hero .status[data-status="FAILED_CLOSED"], .decision-hero .status[data-status="INTEGRITY_VIOLATION"] { color: #8b4336; }
.decision-object .status[data-status="RUNNING"], .decision-object .status[data-status="PENDING_HUMAN_REVIEW"], .decision-hero .status[data-status="RUNNING"], .decision-hero .status[data-status="PENDING_HUMAN_REVIEW"] { color: #715418; }
.decision-hero .status { color: #555750; }

.research-view { padding: 0 0 110px; }
.research-header { min-height: 128px; padding: 30px 5vw 22px; display: flex; align-items: end; justify-content: space-between; gap: 32px; border-bottom: 1px solid var(--border-subtle); }
.research-header h1 { margin-bottom: 0; font-size: 32px; }
.research-tabs, .structure-tabs, .inspector-tabs { display: flex; gap: 2px; overflow-x: auto; }
.research-tabs button, .structure-tabs button, .inspector-tabs button { min-height: 38px; padding: 0 13px; border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--text-muted); cursor: pointer; white-space: nowrap; font-size: 12px; }
.research-tabs button:hover, .structure-tabs button:hover, .inspector-tabs button:hover { color: var(--text); background: var(--surface-raised); }
.research-tabs button.active, .structure-tabs button.active, .inspector-tabs button.active { color: var(--text); background: var(--surface-raised); }
.research-panel { width: min(1220px, calc(100% - 10vw)); margin: 0 auto; padding-top: 52px; }
.figure-thesis { max-width: 820px; margin-bottom: 44px; }
.figure-thesis > span { color: var(--accent); font: 650 12px var(--mono); }
.figure-thesis h2 { margin: 14px 0 12px; font-size: 38px; line-height: 1.06; letter-spacing: -.046em; }
.figure-thesis p { margin: 0; color: var(--text-secondary); line-height: 1.6; }
.methodology-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 34px; border-top: 1px solid var(--border-strong); }
.methodology-grid article { min-height: 180px; padding: 24px 0; border-bottom: 1px solid var(--border-subtle); }
.methodology-grid h3 { margin: 0; font-size: 17px; }
.methodology-grid p { max-width: 52ch; margin: 12px 0 0; color: var(--text-secondary); line-height: 1.6; }
.benchmark-disclosure { margin-bottom: 16px; padding: 17px 0; display: grid; grid-template-columns: 1fr 1fr; gap: 32px; border-top: 1px solid var(--border-strong); border-bottom: 1px solid var(--border-subtle); color: var(--text-muted); font-size: 11px; line-height: 1.55; }
.benchmark-disclosure strong { color: var(--text-secondary); }
.benchmark-legend { margin: 0 0 48px; color: var(--text-muted); font-size: 11px; }
.research-figure { margin-bottom: 60px; }
.research-figure > header { padding-bottom: 15px; display: flex; justify-content: space-between; align-items: end; gap: 24px; border-bottom: 1px solid var(--border-strong); }
.research-figure h2 { margin: 6px 0 0; font-size: 24px; letter-spacing: -.03em; }
.research-figure > header > span { color: var(--text-muted); font: 10px var(--mono); text-align: right; }
.figure-table { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
caption { padding: 10px 0; color: var(--text-muted); font-size: 10px; text-align: left; }
th, td { padding: 13px 14px; border-bottom: 1px solid var(--border-subtle); text-align: left; vertical-align: top; font-size: 11px; }
th { color: var(--text-muted); font: 600 9px var(--mono); text-transform: uppercase; }
td { color: var(--text-secondary); }
.metric-link { padding: 0; border: 0; background: transparent; color: var(--text); cursor: pointer; text-align: left; }
.metric-link:hover { color: var(--accent); }
.semantic-status { padding: 14px 0; color: var(--text-muted); font-size: 11px; }
.empty-state { padding: 28px; background: var(--surface); border-radius: var(--radius-md); }
.empty-state strong { display: block; margin-bottom: 6px; }
.empty-state p { margin: 0; color: var(--text-muted); }
.drilldown-list { display: grid; gap: 1px; background: var(--border-subtle); }
.drilldown-row { padding: 13px 15px; display: grid; grid-template-columns: 1fr 1fr 1.5fr; gap: 18px; background: var(--bg); }
.drilldown-row span, .drilldown-row small { color: var(--text-muted); }

.semantic-layout { display: grid; grid-template-columns: minmax(360px,.75fr) minmax(0,1.25fr); gap: 44px; }
.source-editor { display: flex; flex-direction: column; gap: 10px; }
.source-editor h2 { margin: 4px 0 18px; font-size: 30px; letter-spacing: -.04em; }
.source-editor label { margin-top: 9px; color: var(--text-muted); font-size: 11px; }
.source-editor textarea { width: 100%; resize: vertical; padding: 14px; border: 1px solid var(--border-subtle); border-radius: var(--radius-sm); background: var(--surface); color: var(--text-secondary); line-height: 1.55; }
.source-editor .primary-action { margin-top: 8px; align-self: start; }
.semantic-result { min-width: 0; }
.structure-tabs { margin-bottom: 14px; }
.semantic-output { min-height: 460px; padding: 22px; border-radius: var(--radius-md); background: var(--surface); }
.semantic-columns, .semantic-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.semantic-group h3, .semantic-detail-grid h3 { color: var(--text-muted); font: 650 10px var(--mono); text-transform: uppercase; }
.semantic-node, .relation-line, .data-row { padding: 12px 0; border-bottom: 1px solid var(--border-subtle); overflow-wrap: anywhere; }
.semantic-node strong, .semantic-node small { display: block; }
.semantic-node small, .relation-line small, .data-row small { margin-top: 4px; color: var(--text-muted); font-size: 10px; }
.relation-line { display: grid; grid-template-columns: 1fr auto 1fr; gap: 8px; align-items: center; }
.relation-line code { color: var(--accent); font-size: 9px; }
.relation-line small { grid-column: 1/-1; }
.semantic-warning { margin-bottom: 18px; padding: 14px; background: #262016; border-radius: var(--radius-sm); }
.semantic-warning[data-blocking="true"] { background: #281916; }
.semantic-warning p { color: var(--text-secondary); font-size: 12px; }
.model-comparison { display: grid; grid-template-columns: 1fr 1fr; margin-top: 16px; gap: 1px; background: var(--border-subtle); }
.model-comparison > div { padding: 15px; background: var(--surface); }
.model-comparison span, .model-comparison small, .model-comparison strong { display: block; }
.model-comparison span, .model-comparison small { color: var(--text-muted); font-size: 10px; }
.model-comparison strong { margin: 6px 0; font: 650 16px var(--mono); }

.world-panel { width: calc(100% - 6vw); max-width: none; }
.world-heading { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 26px; }
.world-heading h2 { margin: 8px 0; font-size: 36px; letter-spacing: -.045em; }
.world-heading p, #worldMeta { margin: 0; color: var(--text-muted); font-size: 11px; }
.world-canvas { display: grid; grid-template-columns: minmax(0,1fr) 330px; height: 590px; background: var(--surface); border-radius: var(--radius-md); overflow: hidden; }
.graph-stage { position: relative; isolation: isolate; padding: 30px; display: grid; grid-template-columns: repeat(auto-fit, minmax(130px,1fr)); align-content: start; gap: 12px; }
.graph-count { position: relative; z-index: 2; grid-column: 1/-1; padding-bottom: 12px; color: var(--text-muted); font: 10px var(--mono); }
.graph-node { position: relative; z-index: 2; min-height: 74px; padding: 12px; border: 1px solid var(--border-subtle); border-radius: var(--radius-sm); background: #101210; text-align: left; cursor: pointer; overflow-wrap: anywhere; }
.graph-node[data-kind="Project"] { grid-column: 1 / -1; width: min(260px,100%); justify-self: center; border-color: #665333; background: var(--surface-raised); }
.graph-node::before { content: attr(data-kind); display: block; margin-bottom: 7px; color: var(--text-muted); font: 8px var(--mono); text-transform: uppercase; }
.graph-node:hover, .graph-node.selected { border-color: #765e38; background: var(--surface-hover); }
.graph-edges { position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%; overflow: visible; pointer-events: none; }
.graph-edges path { fill: none; stroke: #8b7047; stroke-width: 1.25; stroke-opacity: .78; }
.graph-edges marker path { fill: #8b7047; stroke: none; }
.world-detail { padding: 24px; background: #111311; border-left: 1px solid var(--border-subtle); overflow: auto; overflow-wrap: anywhere; }
.relation-index { margin: 0; padding: 0; list-style: none; }
.relation-index li { padding: 9px 0; display: grid; grid-template-columns: 1fr; gap: 3px; border-bottom: 1px solid var(--border-subtle); color: var(--text-secondary); font-size: 10px; }
.relation-index code { color: var(--accent); font-size: 9px; }

.settings-list { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border-subtle); }
.settings-list > div { padding: 20px; background: var(--bg); }
.settings-list dt { color: var(--text-muted); font-size: 10px; text-transform: uppercase; }
.settings-list dd { margin: 8px 0 0; overflow-wrap: anywhere; }

.project-drawer, .inspector, .evidence-drawer { position: fixed; z-index: 60; top: 0; right: 0; width: min(var(--drawer), calc(100vw - 24px)); height: 100dvh; padding-bottom: max(18px, env(safe-area-inset-bottom)); background: #131513; box-shadow: -24px 0 80px #000a; transform: translateX(105%); transition: transform var(--motion-base) var(--ease-out); overflow-y: auto; }
.project-drawer { left: var(--rail); right: auto; top: var(--topbar); height: calc(100dvh - var(--topbar)); width: 360px; transform: translateX(-110%); box-shadow: 24px 0 80px #000a; z-index: 45; }
.project-drawer.open { transform: translateX(0); }
.project-drawer > p { margin: 0; padding: 0 22px 22px; color: var(--text-muted); font-size: 12px; line-height: 1.5; }
.project-drawer .project-list { margin: 0 22px 22px; }
.project-drawer .project-row { display: block; padding: 12px; }
.project-drawer .project-row > p { display: none; }
.project-drawer .project-row button { width: 100%; margin-top: 10px; }
.drawer-heading { position: sticky; top: 0; z-index: 2; min-height: 70px; padding: 14px 16px 14px 22px; display: flex; align-items: center; justify-content: space-between; gap: 18px; background: #131513; border-bottom: 1px solid var(--border-subtle); }
.drawer-heading span { display: block; color: var(--text-muted); font-size: 10px; }
.drawer-heading strong { display: block; margin-top: 4px; font-size: 16px; }
.inspector.open { transform: translateX(0); }
.evidence-drawer { z-index: 70; }
.evidence-drawer.open { transform: translateX(0); }
.drawer-scrim { position: fixed; inset: 0; z-index: 50; background: #050605b8; opacity: 0; visibility: hidden; transition: opacity var(--motion-base) var(--ease-out), visibility 0s linear var(--motion-base); }
.drawer-scrim.open { opacity: 1; visibility: visible; transition-delay: 0s; }
.inspector-tabs { position: sticky; top: 70px; z-index: 2; padding: 8px 12px; background: #131513; border-bottom: 1px solid var(--border-subtle); }
.inspector-content, .evidence-detail { padding: 20px 22px 42px; }
.inspector-section { margin-bottom: 25px; }
.inspector-section h3 { margin: 0 0 8px; color: var(--text-muted); font: 650 10px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.metric-row { padding: 10px 0; display: grid; grid-template-columns: 1fr minmax(0,1.5fr); gap: 14px; border-bottom: 1px solid var(--border-subtle); }
.metric-row span { color: var(--text-muted); font-size: 11px; }
.metric-row strong { text-align: right; overflow-wrap: anywhere; font-size: 11px; }
.inspector-empty { padding: 9vh 8px; }
.inspector-empty strong { font-size: 20px; }
.inspector-empty p { color: var(--text-muted); line-height: 1.6; }
.inspector-evidence { width: 100%; padding: 13px 0; display: flex; justify-content: space-between; gap: 12px; border: 0; border-bottom: 1px solid var(--border-subtle); background: transparent; text-align: left; cursor: pointer; }
.inspector-evidence small { color: var(--text-muted); overflow-wrap: anywhere; }
.inspector-evidence[aria-pressed="true"] { padding-inline: 10px; background: var(--surface-raised); box-shadow: inset 2px 0 var(--accent); }
.trace-list { border-left: 1px solid var(--border-strong); }
.trace-step { position: relative; padding: 0 0 18px 18px; color: var(--text-muted); font: 10px var(--mono); overflow-wrap: anywhere; }
.trace-step::before { content: ""; position: absolute; left: -3px; top: 2px; width: 5px; height: 5px; border-radius: 50%; background: var(--border-strong); }
.trace-step.current { color: var(--text); }
.trace-step.current::before { background: var(--accent); }
.evidence-primary { padding: 20px; border-radius: var(--radius-md); background: var(--surface-raised); box-shadow: inset 3px 0 var(--unknown); }
.evidence-primary[data-tone="untrusted"], .evidence-primary[data-tone="refuting"] { box-shadow: inset 3px 0 var(--danger); }
.evidence-primary strong, .evidence-primary span, .evidence-primary small { display: block; overflow-wrap: anywhere; }
.evidence-primary span { margin: 8px 0; color: var(--text-muted); font: 10px var(--mono); }
.evidence-primary small { color: var(--text-secondary); }

.command-palette { width: min(620px, calc(100vw - 32px)); padding: 0 0 10px; border: 1px solid var(--border-strong); border-radius: var(--radius-lg); background: #171917; color: var(--text); box-shadow: 0 30px 100px #000b; }
.command-palette::backdrop { background: #050605c9; }
.command-search { height: 60px; padding: 0 17px; display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; border-bottom: 1px solid var(--border-subtle); }
.command-search input { height: 100%; border: 0; outline: 0; background: transparent; color: var(--text); }
.command-palette h2 { margin: 16px 18px 8px; color: var(--text-muted); font: 650 9px var(--mono); text-transform: uppercase; }
.command-list { padding: 0 8px; }
.command-list button { width: 100%; min-height: 44px; padding: 0 11px; display: flex; align-items: center; justify-content: space-between; border: 0; border-radius: var(--radius-sm); background: transparent; cursor: pointer; text-align: left; }
.command-list button:hover, .command-list button:focus-visible { background: var(--surface-hover); }
.mobile-dock { display: none; }

@media (max-width: 1023px) {
  .topbar { left: 0; padding: 0 18px; }
  .wordmark { display: flex; }
  .wordmark .brand-mark { display: none; }
  .menu-toggle { display: grid; }
  .project-switch, .icon-button, .inline-action, .primary-action, .project-row button, .research-tabs button, .structure-tabs button, .inspector-tabs button, .inspector-evidence { min-height: 44px; }
  .icon-button { width: 44px; height: 44px; }
  .rail { width: 230px; padding: 16px; align-items: stretch; transform: translateX(-105%); transition: transform var(--motion-base) var(--ease-out); box-shadow: 24px 0 80px #0009; }
  body.nav-open .rail { transform: translateX(0); }
  .rail-logo { display: none; }
  .rail-primary { margin-top: 52px; }
  .rail-context { margin-top: auto; }
  .nav-item, .context-nav { width: 100%; display: grid; grid-template-columns: 32px 1fr; justify-items: start; padding: 0 10px; }
  .nav-label { position: static; transform: none; padding: 0; background: transparent; color: inherit; box-shadow: none; opacity: 1; font-size: 13px; }
  .nav-item:hover .nav-label, .nav-item:focus-visible .nav-label, .context-nav:hover .nav-label, .context-nav:focus-visible .nav-label { transform: none; }
  .nav-scrim { position: fixed; inset: 0; z-index: 25; display: block; background: #050605b8; opacity: 0; visibility: hidden; transition: opacity var(--motion-base) var(--ease-out), visibility 0s linear var(--motion-base); }
  body.nav-open .nav-scrim { opacity: 1; visibility: visible; transition-delay: 0s; }
  .workspace { padding-left: 0; }
  .composer { left: 50%; width: min(790px, calc(100vw - 40px)); }
  .surface-view { width: calc(100% - 48px); }
  .research-panel { width: calc(100% - 48px); }
  .world-panel { width: calc(100% - 32px); }
  .world-canvas { grid-template-columns: minmax(0,1fr) 300px; }
  .graph-stage { grid-template-columns: repeat(3,minmax(110px,1fr)); padding: 22px; }
  .project-drawer { left: 0; }
}

@media (max-width: 899px) {
  .command-trigger { display: none; }
}

@media (max-width: 767px) {
  :root { --topbar: 54px; }
  body { padding-bottom: calc(58px + env(safe-area-inset-bottom)); }
  .topbar { gap: 8px; padding: 0 10px 0 8px; }
  .wordmark strong { font-size: 13px; }
  .project-switch { min-width: 0; flex: 1; display: flex; justify-content: center; }
  .project-switch span:first-child, .project-switch span:last-child { display: none; }
  .project-switch strong { max-width: 155px; }
  .command-trigger, .topbar .product-state { display: none; }
  .topbar-actions { margin-left: 0; gap: 2px; }
  .context-trigger { display: grid; }
  .conversation-heading { width: 100%; padding: 24px 16px 12px; align-items: start; }
  .conversation-heading h1 { max-width: 230px; }
  .chat-log { width: 100%; padding: 12px 16px 160px; }
  .chat-empty { padding-top: 6vh; }
  .chat-empty h1 { font-size: 43px; }
  .chat-empty > p { font-size: 15px; }
  .prompt-list button { grid-template-columns: 1fr; gap: 4px; padding: 14px 0; }
  .timeline-entry { grid-template-columns: 1fr; gap: 7px; margin-bottom: 32px; }
  .timeline-entry { scroll-margin-block-start: 64px; }
  .timeline-entry::after, .entry-body::before { display: none; }
  .entry-body { padding-left: 0; }
  .object-metrics { gap: 10px; }
  .object-metrics strong { font-size: 16px; }
  .decision-object { padding: 21px 18px; }
  .decision-object h2 { font-size: 29px; }
  .decision-metrics { grid-template-columns: repeat(2,1fr); }
  .claim-chain { grid-template-columns: 1fr 1fr; }
  .claim-chain > span { display: none; }
  .chain-node { min-height: 48px; }
  .composer { left: 12px; right: 12px; bottom: calc(66px + env(safe-area-inset-bottom)); width: auto; transform: none; }
  .composer-context { display: none; }
  .composer textarea { font-size: 16px; }
  .mobile-dock { position: fixed; inset: auto 0 0; z-index: 18; min-height: calc(58px + env(safe-area-inset-bottom)); padding: 4px 8px env(safe-area-inset-bottom); display: grid; grid-template-columns: repeat(4,1fr); background: #111311; border-top: 1px solid var(--border-subtle); }
  .mobile-dock button { min-height: 50px; border: 0; background: transparent; color: var(--text-muted); font-size: 9px; cursor: pointer; }
  .mobile-dock button span { display: block; margin-bottom: 3px; font-size: 16px; }
  .mobile-dock button.active { color: var(--accent); }
  .surface-view { width: 100%; padding: 40px 16px 100px; }
  .page-heading { margin-bottom: 34px; }
  .page-heading h1 { font-size: 36px; }
  .split-heading { display: block; }
  .split-heading .primary-action { margin-top: 22px; }
  .project-row { grid-template-columns: 1fr auto; gap: 12px; }
  .project-row > p { display: none; }
  .decision-hero { padding: 22px 18px; }
  .decision-hero h2 { font-size: 29px; }
  .summary-grid { grid-template-columns: repeat(2,1fr); }
  .check-row { grid-template-columns: 1fr auto; gap: 7px 12px; }
  .check-row span:last-child { text-align: right; }
  .research-header { min-height: 144px; padding: 26px 16px 14px; display: block; }
  .research-header h1 { font-size: 29px; }
  .research-tabs { margin-top: 20px; }
  .research-panel { width: 100%; padding: 36px 16px 90px; }
  .figure-thesis h2 { font-size: 32px; }
  .benchmark-disclosure { grid-template-columns: 1fr; gap: 14px; }
  .research-figure > header { display: block; }
  .research-figure > header > span { display: block; margin-top: 8px; text-align: left; }
  .methodology-grid { grid-template-columns: 1fr; }
  .methodology-grid article { min-height: 0; }
  .figure-table table, .figure-table thead, .figure-table tbody, .figure-table tr, .figure-table th, .figure-table td { display: block; min-width: 0; }
  .figure-table thead { display: none; }
  .figure-table tr { padding: 14px 0; border-bottom: 1px solid var(--border-subtle); }
  .figure-table td { padding: 6px 0; border: 0; }
  .figure-table td:first-child { color: var(--text); font-weight: 650; }
  .figure-table td:not(:first-child)::before { content: attr(data-arm); display: inline-block; width: 46%; color: var(--text-muted); font: 8px var(--mono); }
  .semantic-layout { grid-template-columns: 1fr; }
  .semantic-columns, .semantic-detail-grid { grid-template-columns: 1fr; }
  .semantic-output { padding: 16px; }
  .model-comparison { grid-template-columns: 1fr; }
  .world-heading { display: block; }
  #worldMeta { display: block; margin-top: 12px; }
  .world-canvas { display: block; height: auto; background: transparent; }
  .graph-stage { grid-template-columns: 1fr; padding: 0; }
  .graph-edges { display: none; }
  .graph-node { min-height: 58px; }
  .graph-relations > div { grid-template-columns: 1fr; gap: 4px; }
  .world-detail { margin-top: 18px; border-left: 0; border-top: 1px solid var(--border-subtle); }
  .settings-list { grid-template-columns: 1fr; }
  .project-drawer { top: var(--topbar); width: min(360px,calc(100vw - 24px)); height: calc(100dvh - var(--topbar)); }
  .inspector, .evidence-drawer { top: auto; bottom: 0; width: 100%; height: min(78dvh,720px); border-radius: 15px 15px 0 0; transform: translateY(105%); }
  .inspector.open { transform: translateY(0); }
  .evidence-drawer.open { transform: translateY(0); }
  .inspector-tabs { top: 70px; }
}

@media (max-width: 430px) {
  .project-switch strong { max-width: 145px; }
  .chat-empty h1 { font-size: 40px; }
  .conversation-heading .product-state { max-width: 106px; white-space: normal; justify-content: end; text-align: right; }
}

@media (max-width: 390px) {
  .project-switch strong { max-width: 125px; }
  .wordmark strong { display: none; }
  .chat-empty h1 { font-size: 38px; }
  .decision-object h2, .decision-hero h2 { font-size: 27px; }
  .object-head { align-items: start; }
}

@media (max-width: 360px) {
  .topbar { padding-right: 6px; }
  .project-switch strong { max-width: 112px; }
  .chat-log { padding-left: 14px; padding-right: 14px; }
  .chat-empty h1 { font-size: 35px; }
  .composer { left: 8px; right: 8px; }
  .decision-object { padding: 18px 15px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}