.proof-lab{padding:clamp(20px,3vw,34px) 0 clamp(44px,5vw,64px)}.proof-lab-section{background:var(--proof-lab-stage-gradient),var(--surface-base)}.pl-main-grid{display:grid;grid-template-columns:1fr minmax(300px,380px);gap:clamp(28px,4vw,52px);align-items:start}.pl-content-col{min-width:0;display:flex;flex-direction:column;gap:clamp(20px,2.5vw,32px)}.pl-sticky-console{position:sticky;top:88px;min-width:0}.pl-hero{display:grid;align-content:center;min-width:0}.pl-hero .eyebrow{margin:0 0 10px;color:var(--text-primary);font-family:var(--font-mono);font-size:.78rem;font-weight:800;letter-spacing:.06em;text-align:left;text-transform:uppercase}.pl-hero h1{max-width:640px;margin:0;color:var(--surface-ink);font-family:var(--font-display);font-size:clamp(2.15rem,4.4vw,4.2rem);font-weight:600;line-height:.98;letter-spacing:0}.pl-hero .pl-hero-lede{max-width:620px;margin:18px 0 0;color:var(--text-secondary);font-size:clamp(.98rem,1.25vw,1.08rem);line-height:1.58;text-align:left}.pl-hero-facts{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}.pl-hero-facts span{border:1px solid var(--pl-chip-border);border-radius:999px;background:var(--pl-chip-bg);color:var(--accent-ink);font-family:var(--font-mono);font-size:.72rem;font-weight:800;padding:7px 10px;text-transform:uppercase}.pl-demo-boundary{margin:clamp(10px,1.5vw,18px) 0 0;border-left:3px solid var(--accent-copper-border);background:var(--surface-elevated-muted);padding:14px 16px}.pl-demo-boundary .eyebrow{margin:0 0 7px;color:var(--text-primary);font-family:var(--font-mono);font-size:.7rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.pl-demo-boundary p:last-child{margin:0;max-width:720px;color:var(--text-secondary);font-size:.9rem;line-height:1.52}.pl-journey{position:relative;display:grid;grid-template-columns:1fr;gap:clamp(16px,2.5vw,32px);align-items:stretch;margin:0 auto}.pl-workbench{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,48px);margin-top:24px;align-items:start}.pl-workbench-left,.pl-workbench-right{display:flex;flex-direction:column;gap:14px}.pl-panel{min-width:0;border:1px solid var(--border-default);border-radius:12px;background:var(--surface-elevated);box-shadow:var(--shadow-soft);padding:clamp(24px,3vw,32px)}.pl-panel-create{border-color:var(--accent-copper-border-soft)}.pl-panel-verify{border-color:var(--accent-ink-border)}.pl-panel-head{display:flex;gap:10px;align-items:flex-start;margin-bottom:10px}.pl-panel h2{margin:0;color:var(--surface-ink);font-size:var(--type-card-title);line-height:1.15}.pl-kicker{margin:0 0 4px;color:var(--text-primary);font-family:var(--font-mono);font-size:.72rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase}.pl-muted{margin:0;max-width:680px;color:var(--text-secondary);font-size:.9rem;line-height:1.45}.pl-flow-bridge{display:flex;flex-direction:column;align-items:center;gap:12px;margin:12px 0;scroll-margin-top:84px;color:var(--text-secondary);font-family:var(--font-mono);font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.pl-flow-bridge .bridge-line{width:2px;height:24px;background:#2d3a6b47}.pl-file-control{display:grid;position:relative;gap:10px;margin-top:0;border:1px dashed rgba(45,58,107,.32);border-radius:8px;background:#ede6d985;padding:16px;cursor:pointer;transition:border-color .16s ease,background .16s ease,transform .16s ease}.pl-file-control:hover,.pl-file-control:focus-within{border-color:var(--accent-copper-border-strong);background:var(--surface-elevated-soft);transform:translateY(-1px)}.pl-file-control .file-picker__title{color:var(--surface-ink);font-weight:850}.pl-file-control .file-picker__meta{color:var(--text-secondary);font-size:.82rem;line-height:1.4}.pl-file-control .file-picker__button{width:-moz-fit-content;width:fit-content;border:1px solid var(--surface-ink);border-radius:6px;background:var(--surface-ink);color:var(--surface-elevated);padding:9px 13px;font-weight:800;line-height:1}.pl-file-control input{display:none}.pl-preview-wrap{position:relative}.pl-preview-frame{display:grid;min-height:clamp(180px,20vw,260px);margin-top:0;place-items:center;overflow:hidden;border:1px solid var(--pl-chip-border);border-radius:8px;background:linear-gradient(135deg,rgba(45,58,107,.09),transparent 44%),linear-gradient(180deg,var(--surface-elevated-soft),var(--surface-sunken-translucent)),var(--surface-sunken)}.pl-preview-frame img{width:100%;max-height:280px;-o-object-fit:contain;object-fit:contain;background:var(--surface-ink)}.pl-preview-empty{display:grid;gap:6px;padding:22px;color:var(--text-secondary);text-align:center}.pl-preview-empty strong{color:var(--surface-ink);font-family:var(--font-display);font-size:1.2rem;font-weight:600}.pl-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;margin-top:0;overflow:hidden;border:1px solid var(--border-subtle);border-radius:8px;background:var(--border-subtle)}.pl-meta div,.pl-compare div{background:var(--surface-elevated-soft);padding:10px 11px}.pl-meta dt,.pl-compare dt{margin:0;color:var(--text-secondary);font-size:.68rem;font-weight:850;letter-spacing:.06em;text-transform:uppercase}.pl-meta dd,.pl-compare dd{margin:5px 0 0;color:var(--surface-ink);font-size:.85rem;font-weight:750;overflow-wrap:anywhere}.pl-meta-wide{grid-column:1 / -1}.pl-meta-wide dd{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-family:var(--font-mono)}.pl-receipt-empty{margin-top:0;padding:18px 12px;border:1px dashed var(--accent-ink-faint);border-radius:8px;background:var(--surface-sunken-translucent);color:var(--text-secondary);text-align:center}.pl-receipt-empty p{margin:0}.pl-receipt-card{margin-top:0;border:1px solid var(--discovery-outcome-border);border-radius:8px;background:var(--discovery-outcome-bg);box-shadow:inset 0 0 0 1px var(--border-soft);padding:16px}.pl-receipt-card[hidden]{display:none!important}.pl-receipt-card h3{margin:0 0 12px;color:var(--accent-sage);font-family:var(--font-mono);font-size:.82rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.pl-receipt-rows{display:grid;gap:8px}.pl-receipt-rows div{display:flex;gap:12px;justify-content:space-between;border-bottom:1px solid var(--border-subtle);padding-bottom:6px;font-size:.9rem}.pl-receipt-rows span:first-child{color:var(--text-secondary)}.pl-receipt-rows span:last-child{max-width:65%;overflow-wrap:anywhere;font-weight:850;text-align:right}.pl-receipt-hint{margin:12px 0 0;color:var(--text-secondary);font-size:.92rem;line-height:1.45}.pl-panel-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:0}.pl-panel-actions .button{flex:1 1 140px;min-height:42px;justify-content:center}.pl-compare{display:none;margin-top:0;overflow:hidden;border:1px solid var(--border-subtle);border-radius:8px;background:var(--border-subtle)}.pl-compare.is-visible{display:grid;grid-template-columns:1fr 1fr}.pl-compare dd{font-family:var(--font-mono);font-size:.76rem;word-break:break-all}.pl-theatre{display:grid;align-content:start;min-width:0;min-height:100%;border:1px solid var(--pl-chip-border);border-radius:10px;background:linear-gradient(150deg,rgba(45,58,107,.09),transparent 42%),linear-gradient(180deg,var(--surface-elevated-soft),var(--diag-card-bg)),var(--surface-elevated);box-shadow:var(--pl-console-shadow);padding:clamp(20px,3vw,30px)}.pl-theatre[data-result=waiting]{background:linear-gradient(150deg,rgba(45,58,107,.09),transparent 42%),linear-gradient(180deg,var(--surface-elevated-soft),var(--diag-card-bg))}.pl-theatre[data-result=valid]{border-color:#5c7a4e7a;background:linear-gradient(155deg,rgba(92,122,78,.18),transparent 46%),linear-gradient(180deg,var(--surface-elevated-soft),var(--info-card-bg))}.pl-theatre[data-result=image_mismatch]{border-color:#b8733380;background:linear-gradient(155deg,rgba(184,115,51,.18),transparent 46%),linear-gradient(180deg,var(--surface-elevated-soft),var(--info-card-bg))}.pl-theatre[data-result=receipt_tamper],.pl-theatre[data-result=receipt_id],.pl-theatre[data-result=error]{border-color:#9f2d2d61;background:linear-gradient(155deg,rgba(159,45,45,.12),transparent 46%),linear-gradient(180deg,var(--surface-elevated-soft),var(--info-card-bg))}.pl-theatre-top{display:flex;flex-wrap:wrap;gap:12px;align-items:baseline;justify-content:space-between}.pl-theatre-badge,.pl-theatre-kind{font-family:var(--font-mono);font-size:.76rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.pl-theatre-badge{color:var(--accent-ink)}.pl-theatre-kind{color:var(--text-tertiary)}.pl-theatre-headline{margin:16px 0 0;color:var(--surface-ink);font-family:var(--font-display);font-size:clamp(1.6rem,2.4vw,2.2rem);font-weight:600;line-height:1.1;letter-spacing:0;word-break:break-word}.pl-theatre-copy{max-width:580px;margin:14px 0 0;color:var(--text-secondary);font-size:1rem;line-height:1.52}.pl-theatre-sigil{display:inline-flex;width:-moz-fit-content;width:fit-content;min-height:56px;align-items:center;margin-top:22px;border:1px solid var(--pl-chip-border);border-radius:8px;background:var(--surface-elevated-soft);color:var(--accent-ink);font-family:var(--font-mono);font-size:clamp(1.18rem,2.1vw,1.55rem);font-weight:950;letter-spacing:.02em;padding:0 18px}.pl-theatre[data-result=valid] .pl-theatre-badge,.pl-theatre[data-result=valid] .pl-theatre-sigil{color:var(--accent-sage)}.pl-theatre[data-result=valid] .pl-theatre-sigil{border-color:#5c7a4e7a;background:#5c7a4e1f}.pl-theatre[data-result=image_mismatch] .pl-theatre-badge,.pl-theatre[data-result=image_mismatch] .pl-theatre-sigil{color:var(--accent-copper)}.pl-theatre[data-result=receipt_tamper] .pl-theatre-badge,.pl-theatre[data-result=receipt_id] .pl-theatre-badge,.pl-theatre[data-result=error] .pl-theatre-badge,.pl-theatre[data-result=receipt_tamper] .pl-theatre-sigil,.pl-theatre[data-result=receipt_id] .pl-theatre-sigil,.pl-theatre[data-result=error] .pl-theatre-sigil{color:var(--trust-failed-text)}.pl-check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:22px}.pl-check-row{display:flex;flex-direction:column;gap:6px;min-height:50px;border:1px solid rgba(196,186,176,.7);border-radius:8px;background:var(--surface-elevated-muted);padding:10px 12px}.pl-check-row span:first-child{color:var(--text-secondary);font-size:.8rem}.pl-check-row strong{font-family:var(--font-mono);font-size:.76rem;font-weight:700}.pl-check-row.is-pass strong{color:var(--accent-sage)}.pl-check-row.is-fail strong{color:var(--trust-failed-text)}.pl-check-row.is-info strong{color:var(--accent-ink)}.pl-check-row.is-pending strong{color:var(--text-tertiary)}.pl-advanced{margin-top:28px}.pl-advanced details{border:1px solid var(--border-subtle);border-radius:8px;background:var(--diag-card-bg)}.pl-advanced summary{display:flex;gap:12px;align-items:center;justify-content:space-between;padding:16px 18px;cursor:pointer;list-style:none}.pl-advanced summary::-webkit-details-marker{display:none}.pl-advanced summary span{color:var(--surface-ink);font-weight:850}.pl-advanced summary small{color:var(--text-secondary);line-height:1.4}.pl-advanced-toolbar{padding:0 18px 12px}.pl-advanced-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;border-top:1px solid var(--border-subtle);padding:18px}.pl-stack{display:grid;gap:8px;font-size:.9rem;font-weight:800}.pl-stack textarea{width:100%;resize:vertical;border:1px solid var(--border-default);border-radius:6px;background:#fffaf2;font-family:var(--font-mono);font-size:.8rem;padding:10px}.pl-technical-note{margin:0;padding:12px 18px 18px;color:var(--text-secondary);font-size:.82rem;line-height:1.45}.hidden{display:none!important}.copy-button{min-height:30px;border:1px solid var(--border-default);border-radius:6px;background:var(--surface-elevated);color:var(--accent-ink);font-family:var(--font-mono);font-size:.74rem;font-weight:800;padding:0 10px}.copy-button:disabled{color:var(--text-tertiary);cursor:not-allowed}.pl-fp-reveal{font-family:var(--font-mono)}@media(max-width:860px){.pl-main-grid{grid-template-columns:1fr;gap:clamp(20px,4vw,28px)}.pl-content-col{order:0}.pl-sticky-console{position:static;order:1}.pl-workbench{grid-template-columns:1fr;gap:18px}.pl-journey{grid-template-columns:1fr}.pl-flow-bridge{margin:8px 0}.pl-flow-bridge span{text-align:center;line-height:1.45;max-width:18rem}}@media(max-width:720px){.proof-lab{padding:12px 0 40px}.pl-main-grid{gap:22px}.pl-theatre-hero{gap:18px}.pl-hero h1{font-size:clamp(1.75rem,9vw,2.35rem);line-height:1.04}.pl-theatre-headline{font-size:clamp(1.45rem,6.5vw,1.95rem)}.pl-hero .pl-hero-lede{margin-top:14px;font-size:.96rem;line-height:1.52}.pl-hero-facts{gap:7px;margin-top:16px}.pl-hero-facts span{font-size:.66rem;padding:6px 9px;line-height:1.35}.pl-demo-boundary{padding:12px 14px}.pl-panel{padding:18px 16px}.pl-panel h2{font-size:1.12rem}.pl-muted{font-size:.88rem;line-height:1.5}.pl-file-control{padding:14px}.pl-preview-frame{min-height:160px}.pl-check-grid,.pl-meta,.pl-compare.is-visible,.pl-advanced-grid{grid-template-columns:1fr}.pl-meta div,.pl-compare div{padding:12px 14px}.pl-meta-wide dd{flex-direction:column;align-items:stretch;gap:10px}.pl-meta-wide dd code{font-size:.74rem;line-height:1.45;word-break:break-all}.pl-meta-wide .copy-button{align-self:flex-start}.pl-receipt-rows div{flex-direction:column;align-items:flex-start;gap:4px;padding-bottom:10px}.pl-receipt-rows span:last-child{max-width:100%;text-align:left;font-size:.84rem}.pl-panel-actions{flex-direction:column}.pl-panel-actions .button{flex:1 1 auto;width:100%}.pl-theatre{padding:16px}.pl-theatre-top{gap:8px}.pl-theatre-copy{font-size:.94rem;line-height:1.5}.pl-theatre-sigil{width:100%;justify-content:center;min-height:52px;font-size:clamp(1rem,4.8vw,1.35rem);padding:0 14px}.pl-check-grid{gap:8px;margin-top:18px}.pl-check-row{padding:10px;min-height:0}.pl-advanced summary{display:grid;gap:6px;padding:14px 16px}.pl-advanced-toolbar,.pl-advanced-grid,.pl-technical-note{padding-left:16px;padding-right:16px}}@media(max-width:480px){.pl-flow-bridge span{font-size:.62rem;letter-spacing:.06em}.pl-hero-facts span{width:100%;text-align:center}}[data-theme=dark] .pl-preview-frame{background:linear-gradient(135deg,rgba(158,180,232,.12),transparent 44%),linear-gradient(180deg,#26221db8,#151310eb),var(--surface-sunken)}[data-theme=dark] .pl-theatre,[data-theme=dark] .pl-theatre[data-result=waiting]{background:linear-gradient(150deg,rgba(158,180,232,.1),transparent 42%),linear-gradient(180deg,#26221dfa,#1c1916eb),var(--surface-elevated)}[data-theme=dark] .pl-theatre[data-result=valid]{border-color:#8aab7a7a;background:linear-gradient(155deg,rgba(138,171,122,.2),transparent 46%),linear-gradient(180deg,#26221dfa,#1c1916eb)}[data-theme=dark] .pl-theatre[data-result=image_mismatch]{border-color:#d4955c80;background:linear-gradient(155deg,rgba(212,149,92,.2),transparent 46%),linear-gradient(180deg,#26221dfa,#1c1916eb)}[data-theme=dark] .pl-theatre[data-result=receipt_tamper],[data-theme=dark] .pl-theatre[data-result=receipt_id],[data-theme=dark] .pl-theatre[data-result=error]{border-color:#dc64646b;background:linear-gradient(155deg,rgba(220,100,100,.14),transparent 46%),linear-gradient(180deg,#26221dfa,#1c1916eb)}.pl-start-here[data-astro-cid-47hhgs7n]{display:flex;align-items:center;gap:12px;margin:clamp(16px,2vw,24px) 0 clamp(12px,1.5vw,18px)}.pl-start-line[data-astro-cid-47hhgs7n]{flex:1;height:1px;background:var(--border-subtle)}.pl-start-label[data-astro-cid-47hhgs7n]{font-family:var(--font-mono);font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-copper);white-space:nowrap}.pl-sticky-console[data-astro-cid-47hhgs7n]{display:flex;flex-direction:column;gap:8px}.pl-console-label[data-astro-cid-47hhgs7n]{margin:0;font-family:var(--font-mono);font-size:.68rem;font-weight:700;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em;line-height:1.45}.pl-fact-hook[data-astro-cid-47hhgs7n]{background:var(--nav-link-hover-bg)!important;border-color:#b8733366!important;color:#8b5a2b!important}.pl-live-dot[data-astro-cid-47hhgs7n]{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent-sage);margin-right:6px;vertical-align:middle;animation:live-pulse 2s ease-in-out infinite;flex-shrink:0}@keyframes live-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.85)}}@media(prefers-reduced-motion:reduce){.pl-live-dot[data-astro-cid-47hhgs7n]{animation:none}}.pl-what-proves[data-astro-cid-47hhgs7n]{margin:clamp(16px,2vw,24px) 0;padding:clamp(18px,2.2vw,26px);border:1px solid var(--border-subtle);border-radius:12px;background:var(--info-card-bg)}.pl-what-proves[data-astro-cid-47hhgs7n] .eyebrow[data-astro-cid-47hhgs7n]{margin:0 0 16px}.pl-proves-grid[data-astro-cid-47hhgs7n]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.pl-proves-grid[data-astro-cid-47hhgs7n] article[data-astro-cid-47hhgs7n]{position:relative;border-radius:8px;padding:14px 16px 14px 20px;background:var(--surface-elevated-soft)}.state-indicator[data-astro-cid-47hhgs7n]{position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:8px 0 0 8px}.state-match[data-astro-cid-47hhgs7n]{border:1px solid rgba(92,122,78,.35)}.state-match[data-astro-cid-47hhgs7n] .state-indicator[data-astro-cid-47hhgs7n]{background:var(--accent-sage)}.state-match[data-astro-cid-47hhgs7n] h3[data-astro-cid-47hhgs7n]{color:var(--accent-sage)}.state-mismatch[data-astro-cid-47hhgs7n]{border:1px solid rgba(184,115,51,.35)}.state-mismatch[data-astro-cid-47hhgs7n] .state-indicator[data-astro-cid-47hhgs7n]{background:#b87333}.state-mismatch[data-astro-cid-47hhgs7n] h3[data-astro-cid-47hhgs7n]{color:#8b5a2b}.state-tamper[data-astro-cid-47hhgs7n]{border:1px solid rgba(159,45,45,.35)}.state-tamper[data-astro-cid-47hhgs7n] .state-indicator[data-astro-cid-47hhgs7n]{background:#9f2d2d}.state-tamper[data-astro-cid-47hhgs7n] h3[data-astro-cid-47hhgs7n]{color:#9f2d2d}.pl-proves-grid[data-astro-cid-47hhgs7n] h3[data-astro-cid-47hhgs7n]{margin:0 0 6px;font-size:.88rem;font-weight:800;line-height:1.2}.pl-proves-grid[data-astro-cid-47hhgs7n] p[data-astro-cid-47hhgs7n]{margin:0;font-size:.82rem;color:var(--text-secondary);line-height:1.52}.pl-explained[data-astro-cid-47hhgs7n]{border:1px solid var(--border-subtle);border-radius:8px;background:var(--info-card-bg);margin:24px 0;padding:clamp(18px,2.4vw,24px);text-align:center}.pl-explained[data-astro-cid-47hhgs7n] .eyebrow[data-astro-cid-47hhgs7n]{margin:0 auto 10px}.pl-explained[data-astro-cid-47hhgs7n] h2[data-astro-cid-47hhgs7n]{max-width:760px;margin:0 auto 22px;font-size:var(--type-section-title)}.pl-explained-grid[data-astro-cid-47hhgs7n]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;text-align:left}.pl-explained[data-astro-cid-47hhgs7n] article[data-astro-cid-47hhgs7n]{border-top:1px solid var(--border-subtle);padding-top:14px}.pl-explained[data-astro-cid-47hhgs7n] h3[data-astro-cid-47hhgs7n]{margin:0 0 8px;color:var(--text-primary);font-size:1.05rem}.pl-explained[data-astro-cid-47hhgs7n] p[data-astro-cid-47hhgs7n]{margin:0;color:var(--text-secondary);line-height:1.58}@media(max-width:720px){.pl-what-proves[data-astro-cid-47hhgs7n]{margin:12px 0;padding:16px}.pl-proves-grid[data-astro-cid-47hhgs7n]{grid-template-columns:1fr;gap:12px}.pl-proves-grid[data-astro-cid-47hhgs7n] article[data-astro-cid-47hhgs7n]{padding:12px 14px 12px 18px}.pl-start-here[data-astro-cid-47hhgs7n]{gap:8px;margin:14px 0 10px}.pl-start-label[data-astro-cid-47hhgs7n]{white-space:normal;text-align:center;line-height:1.35}.pl-console-label[data-astro-cid-47hhgs7n]{font-size:.62rem}.pl-explained-grid[data-astro-cid-47hhgs7n]{grid-template-columns:1fr}}