/* Practical Trust v12.3: tighter masthead, compact sharing row, viewport-aligned interactive devices, single-viewport lab workbench.
 * Loaded last on every page. Overrides only; no content changes. */

/* ---------- Masthead: one visual rhythm on every page ---------- */
.site-header .navbar{padding:4px 0 0!important;gap:0 16px}
.site-header .brand{font-size:16px!important;line-height:1.2}
.site-header .brand-tagline{font-size:11px;margin-top:2px}
.site-header .header-tools{gap:8px}
.site-header .linkedin-link,.site-header .site-search-launch,.site-header .nav-toggle{min-height:36px;padding:6px 10px}
.site-header .navlinks{margin:2px 0 0!important;padding:1px 0}
.site-header .navlinks a{min-height:36px;padding:6px 10px;font-size:13px}
/* Sharing row: type reduced by one quarter, set in the site face, and pulled tight to the page. */
.site-header .pt-share,.pt-share{padding:2px 0 3px;gap:3px 6px;margin:0;font:10.5px/1.2 var(--body);color:var(--ink2)}
.pt-share-label{font:600 9px/1.2 var(--mono);letter-spacing:.06em;margin-right:2px;color:var(--muted)}
.pt-share button,.pt-share a{min-height:30px;padding:4px 9px;border-radius:4px;border-color:var(--line);color:var(--violetInk);font:600 10.5px/1.3 var(--body)}
.pt-share button:hover,.pt-share a:hover{background:var(--violetWash);border-color:var(--violetInk)}
.pt-share-status{font-size:10px}
.site-scroll-cue{min-height:22px;font-size:10px;padding:0 8px}
.site-scroll-cue button{min-height:22px;padding:0 8px;font-size:10px}
@media(max-width:900px){.site-header .pt-share{padding:2px 0 3px;gap:3px 6px}.pt-share button,.pt-share a{font-size:10.5px;padding:4px 8px}}

/* ---------- Home: hero one quarter smaller, sections tighter ---------- */
.hero{padding:30px 0 40px}
.hero h1{font-size:clamp(30px,4.5vw,51px);margin:10px 0 16px}
.hero p.lead{font-size:17px}
.hero .actions{margin-top:22px}
.launch-hint{margin-top:12px;font-size:13px}
.credentials{margin-top:18px}
.personal-note{margin-top:22px}
.section{padding:48px 0}
.section h2{font-size:clamp(27px,3.4vw,38px);margin:8px 0 14px}
.section .intro{font-size:17px}
.problem{padding:22px;margin-top:22px}
.tai-shell{padding:32px 0 56px}
.tai-header h1{font-size:clamp(30px,4vw,44px);margin:10px 0 12px}
.tai-header p{font-size:16px}
.stage-nav{margin:18px 0 10px}
.stage-frame{padding:22px}
.dag-weekly{padding:44px 0;font-size:16px;background:var(--paper);border-top-color:var(--line);color:var(--ink)}
.dag-weekly .feature,.dag-weekly .brief-card{padding:20px 22px;margin:16px 0;border-color:var(--line)}
.dag-weekly .feature{border-top-color:var(--violetInk)}
.dag-weekly .dag-kicker,.dag-weekly .number,.dag-weekly a,.dag-weekly .readmore{color:var(--violetInk)}
.dag-weekly .readmore{background:var(--violetInk);color:#fff}
@media(max-width:760px){.hero{padding:26px 0 34px}.hero h1{font-size:clamp(27px,9vw,39px)}.section{padding:40px 0}}

/* ---------- Slider devices: one shared control style ---------- */
.pt-scrub{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px 14px;align-items:center;margin:10px auto 6px;max-width:1100px;--fill:0%}
.pt-scrub label{font:600 11px/1.2 var(--mono);letter-spacing:.05em;text-transform:uppercase;color:var(--violetInk)}
.pt-scrub output{font:600 11px/1.2 var(--mono);color:var(--muted);min-width:44px;text-align:right}
.pt-scrub input[type="range"]{appearance:none;-webkit-appearance:none;width:100%;height:30px;margin:0;background:transparent;cursor:pointer;touch-action:pan-y}
.pt-scrub input[type="range"]::-webkit-slider-runnable-track{height:6px;border-radius:3px;background:linear-gradient(90deg,var(--violet) 0,var(--violet) var(--fill),var(--line) var(--fill),var(--line) 100%)}
.pt-scrub input[type="range"]::-moz-range-track{height:6px;border-radius:3px;background:var(--line)}
.pt-scrub input[type="range"]::-moz-range-progress{height:6px;border-radius:3px;background:var(--violet)}
.pt-scrub input[type="range"]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:22px;height:22px;margin-top:-8px;border-radius:50%;background:#fff;border:3px solid var(--violetInk);box-shadow:0 2px 8px rgba(17,17,17,.18)}
.pt-scrub input[type="range"]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid var(--violetInk);box-shadow:0 2px 8px rgba(17,17,17,.18)}
.pt-scrub input[type="range"]:focus-visible{outline:3px solid var(--violetInk);outline-offset:4px;border-radius:4px}
.pt-scrub-ticks{grid-column:2;display:flex;justify-content:space-between;list-style:none;margin:-6px 6px 0;padding:0;font:500 10px/1 var(--mono);color:var(--muted)}
.tai-scrub{margin:6px auto 14px}
.progress{display:none}

/* Guided assurance story: the same agent task under snapshot and continuous assurance. */
.assurance-story{--story-step:0;margin:24px 0 0;border:1px solid var(--line);border-radius:14px;background:linear-gradient(180deg,#fff 0,#FCFBFF 100%);box-shadow:0 18px 46px rgba(51,35,102,.08);overflow:hidden}
.assurance-story-head{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(260px,.55fr);gap:22px;padding:22px 24px 18px;border-bottom:1px solid var(--line2);background:radial-gradient(circle at 92% 0,rgba(100,70,240,.13),transparent 38%),#fff}
.assurance-kicker{display:block;margin-bottom:6px;color:var(--violetInk);font:600 10px/1.25 var(--mono);letter-spacing:.08em;text-transform:uppercase}
.assurance-story-head h3{max-width:780px;margin:0;font:650 clamp(21px,2.4vw,31px)/1.08 var(--display);letter-spacing:-.025em;color:var(--ink)}
.assurance-story-head p{max-width:860px;margin:9px 0 0;color:var(--ink2);font-size:14px;line-height:1.43}
.assurance-legend{align-self:end;display:grid;grid-template-columns:1fr 1fr;gap:8px 10px;padding:12px;border:1px solid var(--line2);border-radius:9px;background:rgba(255,255,255,.84);font:600 10px/1.25 var(--mono);color:var(--muted)}
.assurance-legend span{display:flex;align-items:center;gap:7px}.assurance-legend i{width:10px;height:10px;border-radius:50%;flex:0 0 auto}.key-approved{background:var(--violet)}.key-observed{background:var(--green)}.key-deviation{background:var(--amber)}.key-contained{background:#111}
.assurance-controls{display:flex;align-items:center;gap:8px;padding:10px 24px;background:#F7F5FF;border-bottom:1px solid var(--line2)}
.assurance-controls button{min-height:34px;padding:6px 11px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--violetInk);font:600 11px/1.2 var(--display);cursor:pointer}
.assurance-controls button:hover{border-color:var(--violet);background:var(--violetWash)}.assurance-controls button:focus-visible,.assurance-stage-nav button:focus-visible{outline:3px solid var(--violetInk);outline-offset:2px}
.assurance-controls .assurance-play{background:var(--violetInk);border-color:var(--violetInk);color:#fff}.assurance-controls .assurance-play:hover{background:#3E249C;color:#fff}
.assurance-progress{margin-left:auto;color:var(--ink2);font:600 10.5px/1.3 var(--mono)}
.assurance-stage-nav{display:grid;grid-template-columns:repeat(6,1fr);gap:0;margin:0;padding:0;list-style:none;border-bottom:1px solid var(--line2);background:#fff}
.assurance-stage-nav li+li{border-left:1px solid var(--line2)}.assurance-stage-nav button{width:100%;min-height:48px;padding:8px 9px;border:0;background:transparent;color:var(--muted);font:600 10.5px/1.2 var(--display);text-align:left;cursor:pointer}
.assurance-stage-nav button span{display:block;margin-bottom:3px;color:#8C85A5;font:600 9px/1 var(--mono)}
.assurance-stage-nav button.is-current{background:var(--violetWash);color:var(--violetInk);box-shadow:inset 0 -3px 0 var(--violet)}.assurance-stage-nav button.is-complete{color:var(--green)}
.assurance-lanes{padding:16px 18px;background:linear-gradient(90deg,rgba(80,49,191,.025),transparent 45%,rgba(28,109,78,.035))}
.assurance-lane{position:relative;padding:14px;border:1px solid var(--line2);border-radius:10px;background:#fff}.assurance-lane+.assurance-lane{margin-top:12px}
.assurance-lane-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.assurance-lane-head>div{display:flex;align-items:center;gap:10px;min-width:0}
.lane-number{display:grid;place-items:center;width:28px;height:28px;border-radius:7px;background:#EEEAF8;color:var(--muted);font:700 11px/1 var(--mono)}
.assurance-lane h4{margin:0;color:var(--ink);font:650 15px/1.2 var(--display)}.assurance-lane-head p{margin:2px 0 0;color:var(--muted);font-size:11.5px;line-height:1.3}
.lane-status{flex:0 0 auto;padding:5px 8px;border-radius:999px;background:#F1F0F6;color:var(--muted);font:600 9px/1 var(--mono);letter-spacing:.05em;text-transform:uppercase}
.assurance-continuous{border-color:#CFC6FA;box-shadow:inset 3px 0 0 var(--violet)}.assurance-continuous .lane-number{background:var(--violetInk);color:#fff}.assurance-continuous .lane-status{background:#E8F5EF;color:var(--green)}
.assurance-baseline{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 10px;padding:8px 11px;border:1px dashed var(--violet);border-radius:7px;background:var(--violetWash);color:var(--violetInk)}
.assurance-baseline span{font:650 11px/1.25 var(--display)}.assurance-baseline small{font:500 9px/1.3 var(--mono);text-align:right}
.assurance-track{position:relative;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}.track-line{position:absolute;z-index:0;left:6%;right:6%;top:19px;height:3px;background:var(--line2)}
.assurance-continuous .track-line{background:linear-gradient(90deg,var(--green) 0 68%,var(--amber) 68% 84%,#111 84% 100%)}
.assurance-node{position:relative;z-index:1;min-width:0;padding:0 3px;text-align:center;opacity:.64;transition:opacity .22s ease,transform .22s ease}
.assurance-node .node-icon{display:grid;place-items:center;width:38px;height:38px;margin:0 auto 7px;border:2px solid #C9C4DA;border-radius:50%;background:#fff;color:var(--muted);font:700 12px/1 var(--mono);transition:all .22s ease}
.assurance-node b{display:block;color:var(--ink);font:650 11px/1.2 var(--display)}.assurance-node small{display:block;margin-top:4px;color:var(--muted);font-size:10px;line-height:1.25}
.assurance-node.is-complete,.assurance-node.is-current{opacity:1}.assurance-node.is-current{transform:translateY(-2px)}.assurance-node.is-current .node-icon{border-color:var(--violet);box-shadow:0 0 0 5px rgba(107,78,244,.13),0 6px 18px rgba(51,35,102,.16);color:var(--violetInk)}
.assurance-continuous .assurance-node.is-complete .node-icon{border-color:var(--green);background:#E8F5EF;color:var(--green)}
.assurance-snapshot .assurance-node[data-assurance-node="0"].is-complete .node-icon,.assurance-snapshot .assurance-node[data-assurance-node="0"].is-current .node-icon{border-color:var(--ink2);color:var(--ink2)}
.assurance-snapshot .assurance-node:not([data-assurance-node="0"]).is-current .node-icon{border-style:dashed;border-color:#8B86A0;color:#8B86A0;box-shadow:0 0 0 5px rgba(139,134,160,.12)}
.node-flag{position:absolute;left:50%;bottom:calc(100% + 5px);transform:translateX(-50%);display:none;min-width:max-content;padding:4px 6px;border-radius:4px;background:var(--amberWash);color:var(--amber);font:650 8.5px/1 var(--mono)}
.node-deviation.is-current .node-flag,.node-deviation.is-complete .node-flag,.node-contained.is-current .node-flag,.node-contained.is-complete .node-flag{display:block}
.node-deviation.is-current .node-icon,.node-deviation.is-complete .node-icon{border-color:var(--amber)!important;background:var(--amberWash)!important;color:var(--amber)!important;animation:assurancePulse 1.1s ease-in-out infinite}
.node-contained .node-flag{background:#111;color:#fff}.node-contained.is-current .node-icon,.node-contained.is-complete .node-icon{border-color:#111!important;background:#111!important;color:#fff!important;border-radius:9px}
.assurance-outcome{display:flex;align-items:center;gap:10px;margin-top:11px;padding:8px 10px;border-radius:7px;background:#F5F4F8}.assurance-outcome span{flex:0 0 auto;font:650 10px/1.2 var(--mono);text-transform:uppercase;letter-spacing:.04em}.assurance-outcome p{margin:0;color:var(--ink2);font-size:11px;line-height:1.3}
.snapshot-outcome span{color:var(--muted)}.continuous-outcome{background:linear-gradient(90deg,#E8F5EF,#FFF4DF)}.continuous-outcome span{color:var(--green)}
.assurance-detail{display:grid;grid-template-columns:.65fr 1fr 1fr 1fr;gap:0;border-top:1px solid var(--line2);border-bottom:1px solid var(--line2);background:#fff}
.assurance-detail>div{padding:14px 16px}.assurance-detail>div+div{border-left:1px solid var(--line2)}.assurance-detail span{display:block;margin-bottom:5px;color:var(--violetInk);font:650 9px/1.25 var(--mono);letter-spacing:.055em;text-transform:uppercase}.assurance-detail p{margin:0;color:var(--ink2);font-size:11.5px;line-height:1.4}
.assurance-detail .detail-stage{display:flex;flex-direction:column;justify-content:center;background:var(--violetWash)}.detail-stage strong{font:650 15px/1.2 var(--display);color:var(--ink)}
.pt-compare-legend{display:grid;grid-template-columns:1fr 1fr;gap:14px 24px;padding:14px 18px}.pt-compare-legend p{margin:0;font-size:13px;line-height:1.38;color:var(--ink2)}.pt-compare-legend b{display:block;margin-bottom:3px;color:var(--ink);font:650 13px/1.3 var(--display)}.pt-compare-legend p:last-child b{color:var(--violetInk)}
.pt-compare-caption{margin:0;padding:0 18px 15px;color:var(--muted);font:10.5px/1.4 var(--mono)}
@keyframes assurancePulse{0%,100%{box-shadow:0 0 0 3px rgba(190,112,7,.13)}50%{box-shadow:0 0 0 8px rgba(190,112,7,.05)}}
@media(max-width:850px){.assurance-story-head{grid-template-columns:1fr}.assurance-legend{grid-template-columns:repeat(4,1fr)}.assurance-stage-nav{grid-template-columns:repeat(3,1fr)}.assurance-stage-nav li:nth-child(4){border-left:0}.assurance-detail{grid-template-columns:1fr 1fr}.assurance-detail>div:nth-child(3){border-left:0;border-top:1px solid var(--line2)}.assurance-detail>div:nth-child(4){border-top:1px solid var(--line2)}}
@media(max-width:640px){.assurance-story-head{padding:18px}.assurance-legend{grid-template-columns:1fr 1fr}.assurance-controls{padding:9px 12px;flex-wrap:wrap}.assurance-progress{width:100%;margin:2px 0 0}.assurance-stage-nav button{min-height:52px}.assurance-lanes{padding:12px 10px}.assurance-lane{padding:12px 10px}.assurance-lane-head{align-items:flex-start}.assurance-baseline{align-items:flex-start;flex-direction:column}.assurance-baseline small{text-align:left}.assurance-track{display:flex;flex-direction:column;gap:7px;padding-left:30px}.track-line{left:18px;right:auto;top:13px;bottom:13px;width:3px;height:auto}.assurance-node{display:grid;grid-template-columns:38px 84px minmax(0,1fr);align-items:center;gap:7px;padding:0;text-align:left}.assurance-node .node-icon{grid-column:1;margin:0}.assurance-node b{grid-column:2}.assurance-node small{grid-column:3;margin:0}.node-flag{left:auto;right:0;bottom:calc(100% - 5px);transform:none}.assurance-outcome{align-items:flex-start;flex-direction:column}.assurance-detail{grid-template-columns:1fr}.assurance-detail>div+div,.assurance-detail>div:nth-child(3),.assurance-detail>div:nth-child(4){border-left:0;border-top:1px solid var(--line2)}.pt-compare-legend{grid-template-columns:1fr;gap:10px}}

/* ---------- v12.3 viewport fit: at least 15% less vertical space in index-page dynamic graphics ---------- */
body[data-page="main"] #assuranceCompare,body[data-page="main"] #stageFrame{scroll-margin-top:calc(var(--header-height,177px) + 6px)}
.assurance-story{margin-top:16px}
.assurance-story-head{gap:14px;padding:11px 16px 9px}
.assurance-kicker{margin-bottom:4px}
.assurance-story-head h3{font-size:clamp(20px,2.15vw,27px);line-height:1.05}
.assurance-story-head p{margin-top:6px;font-size:13px;line-height:1.32}
.assurance-legend{gap:5px 8px;padding:8px 10px;font-size:9.5px}
.assurance-controls{padding:4px 16px}
.assurance-controls button{min-height:32px;padding:5px 10px}
.assurance-stage-nav button{min-height:36px;padding:5px 8px}
.assurance-lanes{padding:8px 10px}
.assurance-lane{padding:8px 9px}
.assurance-lane+.assurance-lane{margin-top:8px}
.assurance-lane-head{margin-bottom:8px}
.lane-number{width:24px;height:24px}
.assurance-lane h4{font-size:14px}.assurance-lane-head p{font-size:10.5px}
.lane-status{padding:4px 7px;font-size:8.5px}
.assurance-baseline{margin-bottom:7px;padding:6px 9px}
.assurance-track{gap:6px}.track-line{top:16px}
.assurance-node .node-icon{width:30px;height:30px;margin-bottom:4px}
.assurance-node b{font-size:10.5px}.assurance-node small{margin-top:2px;font-size:9.5px;line-height:1.18}
.node-flag{bottom:calc(100% + 2px)}
.assurance-outcome{gap:8px;margin-top:7px;padding:6px 8px}.assurance-outcome p{font-size:10.5px}
.assurance-detail>div{padding:7px 10px}.assurance-detail p{font-size:10.75px;line-height:1.28}.detail-stage strong{font-size:13.5px}
.pt-compare-legend{gap:8px 16px;padding:6px 12px}.pt-compare-legend p{font-size:11px;line-height:1.28}.pt-compare-legend b{display:inline;margin:0 4px 0 0;font-size:11px}
.pt-compare-caption{padding:0 12px 6px;font-size:9px}
.tai-shell{padding:24px 0 34px}
.tai-header h1{font-size:clamp(28px,3.5vw,39px);margin:6px 0 8px}
.tai-header p{font-size:15px;line-height:1.35;margin:0}
.stage-nav{margin:12px 0 6px;gap:6px}.stage-nav button{min-height:36px;padding:6px 10px}
.tai-scrub{margin:2px auto 7px}.tai-scrub input[type="range"]{height:24px}.tai-scrub .pt-scrub-ticks{margin-top:-8px}
.stage-frame{padding:7px}
.stage-content{gap:10px}.stage-label{font-size:9.5px}.stage-content h2{font-size:24px;margin:3px 0 5px}.stage-content .tagline{font-size:13px;line-height:1.25;margin-bottom:7px}
.tile-grid{gap:6px}.tile{padding:8px 9px}.tile h3{font-size:13px;margin-bottom:3px}.tile p{font-size:12px;line-height:1.22}
.signal{padding:9px 10px}.signal h3{font-size:15px;margin:3px 0 6px}.signal-row{padding:5px 0}.signal-row b,.signal-row span{font-size:11.5px;line-height:1.22}
.stage-controls{margin-top:8px}.stage-controls button{min-height:36px}.oversight-note{margin-top:10px}
@media(max-width:850px){.assurance-story-head{padding:13px 15px 11px}.assurance-legend{padding:7px 9px}.assurance-detail>div{padding:8px 10px}}
@media(max-width:640px){.assurance-story-head{padding:13px}.assurance-controls{padding:7px 10px}.assurance-controls button{min-height:44px}.assurance-stage-nav button{min-height:44px}.assurance-lanes{padding:8px}.assurance-lane{padding:9px 8px}.assurance-track{gap:5px;padding-left:27px}.assurance-node{grid-template-columns:32px 78px minmax(0,1fr);gap:6px}.track-line{left:15px}.assurance-detail>div{padding:9px 12px}.pt-compare-legend{gap:7px;padding:8px 12px}.tai-shell{padding:20px 0 28px}.stage-frame{padding:12px}.stage-content h2{font-size:24px}.tile{padding:10px}.stage-controls button{min-height:44px}}

/* ---------- Lab workbench: everything for a phase inside one viewport ---------- */
body[data-page="lab"]{--lab-head:48px;--lab-toolbar:46px}
body[data-page="lab"] .site-header{position:static;z-index:auto}
body[data-page="lab"] .site-header .navbar{grid-template-columns:minmax(0,1fr) auto;padding:4px 0 6px!important}
body[data-page="lab"] .site-header .brand-tagline{display:none}
body[data-page="lab"] .site-header .nav-toggle{display:block!important}
body[data-page="lab"] .site-header .navlinks{display:none!important;position:absolute;right:0;top:100%;z-index:170;margin:0!important;padding:6px;flex-direction:column;align-items:stretch;gap:2px;width:min(320px,calc(100vw - 32px));background:var(--surface);border:1px solid var(--line);border-radius:8px;box-shadow:0 14px 40px rgba(17,17,17,.14)}
body[data-page="lab"] .site-header .navlinks.open{display:flex!important}
body[data-page="lab"] .site-header .navlinks a{justify-content:flex-start;min-height:38px;border:0}
body[data-page="lab"] .site-header:not(.header-enhanced) .navlinks{display:flex!important;position:static;flex-direction:row;flex-wrap:wrap;width:auto;box-shadow:none;border:0}
body[data-page="lab"] .site-header .navbar{position:relative}
body[data-page="lab"] .site-header .pt-share{display:none}
body[data-page="lab"] .lab-window-header{position:sticky;top:0;z-index:150;border-bottom:1px solid var(--line)}
body[data-page="lab"] .lab-window-header>.wrap{min-height:0;padding:5px 0;gap:10px 14px;align-items:center}
body[data-page="lab"] .lab-window-brand{display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 10px}
body[data-page="lab"] .lab-window-brand strong{font-size:13px}
body[data-page="lab"] .lab-brand-tagline{display:none}
body[data-page="lab"] .lab-window-brand small{margin:0;font-size:10px}
body[data-page="lab"] .lab-window-actions{gap:6px 10px}
body[data-page="lab"] .lab-switcher summary{padding:6px 4px;min-height:34px;font-size:12px}
body[data-page="lab"] .lab-window-actions .site-search-launch{min-height:34px;padding:5px 9px;font-size:12px}
body[data-page="lab"] #closeLab{min-height:34px;padding:6px 12px;font-size:12px}
body[data-page="lab"] .scenario-intro{padding:14px 0 6px}
body[data-page="lab"] .scenario-intro h1{font-size:24px;margin:6px 0 6px;line-height:1.2}
body[data-page="lab"] #scenarioLead{font-size:14px;line-height:1.35}
body[data-page="lab"] .scenario-context{gap:10px 20px;margin-top:10px;padding-top:8px}
body[data-page="lab"] .scenario-context p{font-size:12.5px;line-height:1.35;margin:3px 0 0}
body[data-page="lab"] .lab-instructions{margin:8px 0 6px;padding:0 14px}
body[data-page="lab"] .lab-instructions>summary{min-height:34px;padding:7px 0;font-size:13px}
body[data-page="lab"] .instruction-grid{gap:12px 16px;padding:6px 0 8px}
body[data-page="lab"] .instruction-grid span{margin:2px 0 4px;font-size:10px}
body[data-page="lab"] .instruction-grid b{font-size:13px}
body[data-page="lab"] .instruction-grid p{font-size:12px;margin:4px 0}
body[data-page="lab"] .instruction-footnote{font-size:11px;padding:8px 0 10px}
body[data-page="lab"] .lab-return-note{font-size:11px;margin:6px 0 8px}
body[data-page="lab"] #labWorkbench{scroll-margin-top:calc(var(--lab-head) + 8px)}
body[data-page="lab"] .harness-toolbar{position:sticky;top:var(--lab-head);z-index:80;padding:6px 10px;border-radius:6px}
body[data-page="lab"] .flow-step-controls{gap:6px}
body[data-page="lab"] .trace-btn{min-height:32px;padding:5px 10px;font-size:10.5px;line-height:1.2;border-radius:5px}
body[data-page="lab"] .flow-step-controls .progress-count{font-size:10.5px}
body[data-page="lab"] .workflow-rail{grid-template-columns:repeat(auto-fit,minmax(148px,1fr));gap:6px;margin:8px 0 4px}
body[data-page="lab"] .wf-phase{min-height:0;padding:7px 9px;border-radius:6px}
body[data-page="lab"] .wf-phase span{font-size:9.5px}
body[data-page="lab"] .wf-phase b{font-size:11.5px;line-height:1.25;margin-top:2px}
body[data-page="lab"] .wf-phase small{font-size:9px;margin-top:3px}
body[data-page="lab"] .lab-scrub{margin:2px 0 8px;max-width:none}
body[data-page="lab"] .workflow-status{margin:6px 0 8px;padding:7px 12px;font-size:12px;line-height:1.35}
body[data-page="lab"] .flow-reading-controls{padding:7px 14px;gap:8px 12px}
body[data-page="lab"] .flow-reading-controls strong{font-size:14px}
body[data-page="lab"] .flow-reading-controls label{font-size:12px}
body[data-page="lab"] .flow-reading-controls select{min-height:32px;padding:4px 6px;font-size:12px}
body[data-page="lab"] .workflow-grid{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);align-items:start}
body[data-page="lab"] .workflow-canvas{padding:10px;max-height:none}
body[data-page="lab"] .workflow-canvas[data-layout="build"]{max-height:calc(100vh - var(--lab-head) - var(--lab-toolbar) - 24px);overflow:auto}
body[data-page="lab"] .wf-lane{padding:10px 12px;margin-bottom:10px;scroll-margin-top:calc(var(--lab-head) + var(--lab-toolbar) + 12px)}
body[data-page="lab"] .wf-lane-head{gap:4px 10px}
body[data-page="lab"] .wf-lane-head h3{font-size:16px;line-height:1.25}
body[data-page="lab"] .wf-lane-head .meta,body[data-page="lab"] .wf-state{font-size:10px}
body[data-page="lab"] .wf-summary{font-size:12.5px;margin:5px 0 6px}
body[data-page="lab"] .wf-canvas{overflow:auto}
body[data-page="lab"] .wf-canvas svg,body[data-page="lab"] .wf-canvas>svg{display:block;width:100%;min-width:0;height:auto;max-width:840px;margin:0 auto}
body[data-page="lab"] .wf-connections{gap:4px;margin:6px 0 8px}
body[data-page="lab"] .wf-connection{font-size:11.5px;padding-left:8px}
body[data-page="lab"] .wf-evidence{font-size:12px;padding:8px 10px}
body[data-page="lab"] .wf-evidence b{font-size:11px;margin-bottom:2px}
body[data-page="lab"] .workflow-grid .detail-pane{display:block;position:sticky;top:calc(var(--lab-head) + var(--lab-toolbar) + 8px);max-height:calc(100vh - var(--lab-head) - var(--lab-toolbar) - 16px);overflow:auto;border-left:1px solid var(--line);border-top:0;padding:14px 16px;scrollbar-gutter:stable;scroll-margin-top:calc(var(--lab-head) + var(--lab-toolbar) + 8px)}
body[data-page="lab"] .workflow-grid .detail-pane>h2{font-size:19px;margin:6px 0 4px;line-height:1.25}
body[data-page="lab"] .workflow-grid .detail-pane .detail-context{margin:0 0 8px}
body[data-page="lab"] .workflow-grid .detail-pane h3{font-size:13.5px;margin:12px 0 4px}
body[data-page="lab"] .workflow-grid .detail-pane p{font-size:13px;line-height:1.38}
body[data-page="lab"] .workflow-grid .detail-pane section{margin-top:10px}
body[data-page="lab"] .workflow-grid .detail-pane .source-note{font-size:11px;margin-top:12px}
body[data-page="lab"] .detail-navigation{margin-bottom:6px;gap:10px}
body[data-page="lab"] .detail-navigation button{min-height:30px;padding:4px 10px;font-size:11.5px}
body[data-page="lab"] .flow-caption{display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center;padding:7px 14px}
body[data-page="lab"] .flow-caption .legend{margin:0;gap:10px}
body[data-page="lab"] .flow-caption .hintline{margin:0;font-size:11px;flex:1 1 320px}
body[data-page="lab"] .diagram-scroll-hint{display:none}
body[data-page="lab"] .lab-takeaway{margin:16px 0;padding:16px 18px}
body[data-page="lab"] .lab-takeaway h2{font-size:20px;margin:8px 0}
body[data-page="lab"] .lab-takeaway p{font-size:14px}
body[data-page="lab"] .lab-footer{margin-top:10px;padding:10px 0}
body[data-page="lab"] .lab-footer .pt-share{display:flex;flex-basis:100%;border:0;padding:0 0 6px}
body[data-page="lab"] .lab-footer>.wrap{gap:6px 18px}
@media(max-width:1100px){
 body[data-page="lab"] .harness-toolbar{position:sticky;top:var(--lab-head)}
 body[data-page="lab"] .workflow-grid{grid-template-columns:1fr}
 body[data-page="lab"] .workflow-grid .detail-pane{position:static;max-height:none;border-left:0;border-top:1px solid var(--line)}
 body[data-page="lab"] .workflow-canvas[data-layout="build"]{max-height:none}
}
@media(max-width:760px){
 body[data-page="lab"] .lab-window-header>.wrap{flex-wrap:wrap;gap:4px 8px;padding:5px 0}
 body[data-page="lab"] .lab-window-brand{width:100%;flex:1 1 100%}
 body[data-page="lab"] .lab-window-brand small{display:inline}
 body[data-page="lab"] .lab-window-actions{width:100%;flex:1 1 100%;justify-content:space-between;flex-wrap:wrap;gap:4px 6px;min-width:0}
 body[data-page="lab"] .lab-window-actions .lab-switcher summary{padding:4px 2px;font-size:11.5px}
 body[data-page="lab"] #closeLab{padding:5px 9px;font-size:11.5px}
 body[data-page="lab"] .scenario-intro h1{font-size:21px}
 body[data-page="lab"] .flow-step-controls{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:5px}
 body[data-page="lab"] .flow-step-controls .step-primary{grid-column:2/4}
 body[data-page="lab"] .flow-step-controls .progress-count{grid-column:1/-1;width:100%;margin:0;text-align:center}
 body[data-page="lab"] .trace-btn{padding:5px 6px;font-size:10px}
 body[data-page="lab"] .workflow-rail{grid-template-columns:repeat(3,minmax(0,1fr));gap:4px}
 body[data-page="lab"] .wf-phase{padding:6px 7px}
 body[data-page="lab"] .wf-phase b{font-size:10.5px}
 body[data-page="lab"] .workflow-canvas{padding:6px}
 body[data-page="lab"] .wf-lane{padding:8px}
 body[data-page="lab"] .wf-canvas svg,body[data-page="lab"] .wf-canvas>svg{min-width:600px;max-width:none}
 body[data-page="lab"] .diagram-scroll-hint{display:block;margin:2px 0 6px;font-size:11px}
 body[data-page="lab"] .workflow-grid .detail-pane{padding:12px 14px}
 body[data-page="lab"] .lab-takeaway{padding:14px}
}
@media(max-width:440px){body[data-page="lab"] .workflow-rail{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(prefers-reduced-motion:reduce){.assurance-node,.pt-scrub input{transition:none}.node-deviation.is-current .node-icon,.node-deviation.is-complete .node-icon{animation:none}}
@media print{.assurance-controls,.assurance-stage-nav,.pt-scrub{display:none!important}.assurance-story{box-shadow:none}.assurance-node{opacity:1!important;transform:none!important}.node-flag{display:block!important}}
/* Tooltips are read, not clicked: never let one intercept a click meant for the component beneath it. */
.tooltip{pointer-events:none}
body[data-page="lab"] .site-scroll-cue{display:none}

/* ---------- Sharing row: identical on every page, including documents that define their own tokens ---------- */
.site-header .pt-share,.pt-share{font:10.5px/1.2 'IBM Plex Sans',Arial,sans-serif;color:#302D43}
.pt-share-label{font:600 9px/1.2 'IBM Plex Mono',monospace;color:#5E5A73}
.pt-share button,.pt-share a{border-color:#DDD9EC;color:#5031BF;font:600 10.5px/1.3 'IBM Plex Sans',Arial,sans-serif}
.pt-share button:hover,.pt-share a:hover{background:#EFEBFF;border-color:#5031BF}

/* ---------- Standalone AI Harness ecosystem page ---------- */
body[data-page="ecosystem"] .eco-page-intro{padding:20px 0 6px}
body[data-page="ecosystem"] .eco-page-intro h1{font-family:var(--display);font-size:clamp(26px,3.4vw,38px);letter-spacing:-.02em;line-height:1.12;margin:8px 0 10px}
body[data-page="ecosystem"] .eco-page-intro .lead{font-size:16px;line-height:1.4;color:var(--ink2);max-width:880px;margin:0}
body[data-page="ecosystem"] .eco-page-actions{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 0}
body[data-page="ecosystem"] .eco-page-actions .btn{min-height:36px;padding:7px 12px;font-size:13px;display:inline-flex;align-items:center}
body[data-page="ecosystem"] .ecosystem-section{margin-top:10px;padding-top:12px}
body[data-page="ecosystem"] .ecosystem-section>.eyebrow,body[data-page="ecosystem"] .ecosystem-section>h2{display:none}
body[data-page="ecosystem"] .eco-intro{font-size:14px;margin:0}
body[data-page="ecosystem"] .eco-controls{padding:12px 0}
body[data-page="ecosystem"] .eco-controls button,body[data-page="ecosystem"] .eco-controls select{min-height:36px}
body[data-page="ecosystem"] .eco-controls .trace-btn{padding:6px 12px;font-size:11px}
body[data-page="ecosystem"] .eco-scroll svg{display:block;width:100%;height:auto;max-width:1000px;margin:0 auto}
body[data-page="ecosystem"] .lab-footer{margin-top:24px}
body[data-page="ecosystem"] .no-script{padding:16px 0}
.eco-expand{margin-left:auto}
body.eco-expanded{overflow:hidden}
body.eco-expanded .ecosystem-section{position:fixed;inset:0;z-index:180;margin:0;padding:10px 18px 12px;background:var(--paper,#F7F6FB);overflow:auto;border:0;display:flex;flex-direction:column}
body.eco-expanded .ecosystem-section .eco-intro,body.eco-expanded .ecosystem-section .eco-scroll-hint,body.eco-expanded .ecosystem-section>.source-note{display:none}
body.eco-expanded .eco-controls{padding:4px 0 8px}
body.eco-expanded .eco-scroll{flex:1 1 auto;min-height:0;display:flex;align-items:center;justify-content:center}
body.eco-expanded .eco-scroll svg{width:auto;height:100%;max-height:calc(100vh - 150px);max-width:100%;margin:0 auto}
body.eco-expanded .eco-legend{padding:4px 0 0}
body.eco-expanded .eco-explainer{z-index:190}
.eco-window-link{text-decoration:none;display:inline-flex;align-items:center;gap:6px}
@media(max-width:760px){body.eco-expanded .ecosystem-section{padding:8px 10px}body.eco-expanded .eco-scroll{display:block;overflow:auto}body.eco-expanded .eco-scroll svg{width:100%;height:auto;max-height:none;min-width:640px}}

/* ---------- Release stamp: quiet, consistent and anchored at the end of every page footer ---------- */
footer.pt-stamped-footer{flex-wrap:wrap}
footer .pt-site-stamp{display:block;flex:0 0 100%;order:99;width:100%;margin-top:10px;padding-inline:max(20px,calc((100% - 1180px)/2));box-sizing:border-box;color:#6B667D;font:500 9.5px/1.25 'IBM Plex Mono',monospace;letter-spacing:.035em;text-align:left;white-space:normal}
footer.pt-stamp-only{margin:32px auto 0;padding:14px 20px 18px;border-top:1px solid #DDD9EC;max-width:1180px}
footer.pt-stamp-only .pt-site-stamp{margin-top:0}
@media print{footer .pt-site-stamp{font-size:8pt;color:#555}}