.visual-shell{--role-one:var(--color-accent-3);--role-two:var(--color-accent);--role-three:var(--color-accent-2);--phase-color:var(--color-firstness);--phase-wash:var(--color-blue-wash);gap:24px;margin-top:28px;display:grid}.visual-shell[data-current-phase="2"]{--phase-color:var(--color-secondness);--phase-wash:var(--color-red-wash)}.visual-shell[data-current-phase="3"]{--phase-color:var(--color-thirdness);--phase-wash:var(--color-wash)}.sequence-header{border-top:3px solid var(--phase-color);background:var(--color-panel);grid-template-columns:minmax(0,1fr) minmax(220px,320px);align-items:end;gap:32px;padding:22px 24px;display:grid}.sequence-kicker,.scene-kicker,.heading-overline,.reversal-kind{color:var(--color-accent-2);font-family:var(--font-sans);text-transform:uppercase;margin:0;font-size:.74rem;font-weight:600}.sequence-intro{max-width:700px;margin:5px 0 0;font-size:1.06rem;line-height:1.45}.sequence-progress{color:var(--color-muted);font-family:var(--font-sans);gap:10px;font-size:.78rem;display:grid}.sequence-progress output{text-align:right}.sequence-progress progress{background:var(--color-rule);border:0;border-radius:0;width:100%;height:5px}.sequence-progress progress::-webkit-progress-bar{background:var(--color-rule)}.sequence-progress progress::-webkit-progress-value{background:var(--phase-color)}.sequence-progress progress::-moz-progress-bar{background:var(--phase-color)}.sequence-utilities{gap:16px;display:grid}.visual-route-key{border-top:1px solid var(--color-rule);font-family:var(--font-sans);flex-wrap:wrap;align-items:center;gap:9px 14px;margin:24px 0 0;padding-top:18px;font-size:.78rem;font-weight:600;display:flex}.visual-route-key b{color:var(--color-muted);font-weight:500}.triadic-accent{grid-template-columns:repeat(3,minmax(0,1fr));height:5px;display:grid}.triadic-accent span:first-child{background:var(--color-firstness)}.triadic-accent span:nth-child(2){background:var(--color-secondness)}.triadic-accent span:nth-child(3){background:var(--color-thirdness)}.recursive-engine{border-block:1px solid var(--color-rule);background:var(--color-panel);gap:24px;padding:26px 24px 28px;display:grid}.recursive-engine-heading{gap:7px;max-width:820px;display:grid}.recursive-engine-heading h3{font-family:var(--font-serif);margin:0;font-size:1.5rem;line-height:1.18}.recursive-engine-heading>p:last-child{color:var(--color-muted);margin:0;font-size:.88rem}.engine-levels{grid-template-columns:repeat(3,minmax(0,1fr));gap:38px;margin:0;padding:0;list-style:none;display:grid}.engine-levels>li{--engine-color:var(--color-firstness);--engine-wash:var(--color-blue-wash);border-top:3px solid var(--engine-color);opacity:1;grid-template-columns:106px minmax(0,1fr);align-items:center;gap:16px;min-width:0;padding-top:14px;display:grid;position:relative}.engine-levels>li[data-meta-level="2"]{--engine-color:var(--color-secondness);--engine-wash:var(--color-red-wash)}.engine-levels>li[data-meta-level="3"]{--engine-color:var(--color-thirdness);--engine-wash:var(--color-wash)}.engine-levels>li[aria-current=step]{opacity:1}.engine-levels>li:not(:last-child):after{content:"→";color:var(--color-muted);font-family:var(--font-sans);font-size:1.35rem;position:absolute;top:47px;right:-30px}.engine-symbol{box-sizing:border-box;border:2px solid var(--engine-color);background:var(--color-panel);width:106px;height:106px;color:var(--engine-color);font-family:var(--font-mono);border-radius:50%;align-content:center;place-items:center;gap:9px;display:grid}.engine-levels>li[aria-current=step] .engine-symbol{background:var(--engine-wash);box-shadow:0 0 0 4px var(--color-panel), 0 0 0 6px var(--engine-color)}.engine-symbol>strong{font-size:1rem;line-height:1}.engine-role-triad{gap:7px;display:flex}.engine-role-triad i,.engine-cell-grid i{background:var(--color-firstness);border-radius:50%;width:8px;height:8px;display:block}.engine-role-triad i:nth-child(2),.engine-cell-grid i[data-row="2"]{background:var(--color-secondness)}.engine-role-triad i:nth-child(3),.engine-cell-grid i[data-row="3"]{background:var(--color-thirdness)}.engine-profile-four{color:var(--engine-color);grid-template-columns:repeat(2,1fr);gap:2px 9px;font-size:.58rem;display:grid}.engine-profile-four i,.engine-cell-grid i{font-style:normal}.engine-cell-grid{grid-template-columns:repeat(4,8px);gap:4px;display:grid}.engine-copy{min-width:0}.engine-relative,.engine-result{color:var(--engine-color);font-family:var(--font-sans);text-transform:uppercase;font-size:.68rem;font-weight:600}.engine-copy h4{font-family:var(--font-serif);margin:3px 0 8px;font-size:1rem;line-height:1.15}.engine-result{text-transform:none;display:block}.engine-copy p{color:var(--color-muted);margin:5px 0 0;font-size:.72rem;line-height:1.4}.visual-toolbar{font-family:var(--font-sans);grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:0;padding:0;list-style:none;display:grid}@media (width>=761px){.visual-toolbar{border-block:1px solid var(--color-rule);background:var(--color-paper);padding:8px}}.visual-toolbar li{min-width:0}.visual-button,.cell-button{border:1px solid var(--color-rule);background:var(--color-panel);color:var(--color-ink);cursor:pointer;font-family:var(--font-sans);border-radius:4px}.cell-button{scroll-margin-top:152px}.visual-button{--button-color:var(--color-firstness);--button-wash:var(--color-blue-wash);text-align:left;grid-template-columns:28px minmax(0,1fr);align-items:center;gap:9px;width:100%;min-height:58px;padding:8px 10px;font-size:.76rem;font-weight:500;line-height:1.2;display:grid}.visual-button[data-phase="2"]{--button-color:var(--color-secondness);--button-wash:var(--color-red-wash)}.visual-button[data-phase="3"]{--button-color:var(--color-thirdness);--button-wash:var(--color-wash)}.step-number{border:1px solid var(--color-rule);width:28px;height:28px;color:var(--color-muted);font-variant-numeric:tabular-nums;border-radius:50%;place-items:center;display:grid}.visual-button[aria-pressed=true]{border-color:var(--button-color);background:var(--button-wash);color:var(--button-color)}.visual-button[aria-pressed=true] .step-number{border-color:var(--button-color);background:var(--button-color);color:#fff}.visual-button:hover,.cell-button:hover{border-color:var(--button-color,var(--color-accent-2))}.scene-frame{min-width:0;padding:32px 0 12px}.visual-scene{display:none}.visual-scene[data-active=true]{gap:32px;display:grid}.visual-scene{--scene-color:var(--color-firstness)}.visual-scene[data-phase="2"]{--scene-color:var(--color-secondness)}.visual-scene[data-phase="3"]{--scene-color:var(--color-thirdness)}.scene-heading{border-left:4px solid var(--scene-color);gap:10px;max-width:860px;padding-left:18px;display:grid}.visual-scene .scene-kicker{color:var(--scene-color)}.scene-title{max-width:900px;font-family:var(--font-serif);margin:0;font-size:1.95rem;font-weight:600;line-height:1.16}.section .scene-title:before{content:none}.scene-copy{max-width:780px;color:var(--color-muted);margin:0;font-size:1.02rem}.textual-warrant{border-block:1px solid var(--color-rule);background:var(--color-panel);min-width:0;display:grid}.textual-warrant-heading{border-top:4px solid var(--scene-color);grid-template-columns:172px minmax(0,1fr);gap:7px 24px;min-width:0;padding:20px 22px 22px;display:grid}.textual-warrant-kicker{color:var(--scene-color);font-family:var(--font-sans);text-transform:uppercase;grid-row:1/5;margin:0;font-size:.66rem;font-weight:700;line-height:1.35}.textual-warrant-editorial-label{color:var(--scene-color);font-family:var(--font-sans);text-transform:uppercase;margin:0;font-size:.56rem;font-weight:700;line-height:1.3}.textual-warrant-heading h3{font-family:var(--font-serif);margin:0;font-size:1.28rem;font-weight:600;line-height:1.22}.textual-warrant-bridge{max-width:820px;color:var(--color-muted);font-family:var(--font-sans);margin:0;font-size:.76rem;line-height:1.5}.textual-warrant-expand{border:1px solid var(--scene-color);min-height:32px;color:var(--scene-color);cursor:pointer;font-family:var(--font-sans);white-space:nowrap;background:0 0;border-radius:3px;grid-column:2;justify-self:start;align-items:center;gap:8px;margin-top:5px;padding:5px 9px;font-size:.64rem;font-weight:600;display:inline-flex}.textual-warrant-expand:hover{background:var(--scene-color);color:#fff}.textual-warrant-expand-mark{font-size:1rem;font-weight:400;line-height:1}.visual-shell[data-sources-visible=false] .textual-warrant-items,.visual-shell[data-sources-visible=false] .textual-warrant-limit{display:none}.visual-shell[data-sources-visible=false] .textual-warrant-heading{border-bottom:0}.textual-warrant-items{border-top:1px solid var(--color-rule);background:var(--color-rule);grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:1px;min-width:0;margin:0;padding:0;list-style:none;display:grid}.textual-warrant-items li{background:var(--color-panel);min-width:0;box-shadow:inset 0 3px 0 var(--scene-color);flex-direction:column;gap:11px;padding:20px 22px;display:flex}.textual-warrant-items .textual-warrant-citation{min-width:0;font-family:var(--font-sans);grid-template-columns:48px minmax(0,1fr) auto;align-items:center;gap:10px;font-size:.62rem;line-height:1.3;display:grid}.textual-warrant-portrait{border:1px solid var(--scene-color);background:var(--color-paper);width:48px;height:48px;box-shadow:0 0 0 3px var(--color-panel), 0 0 0 4px var(--color-rule);border-radius:50%;display:block;overflow:hidden}.textual-warrant-portrait img{object-fit:cover;object-position:50% 20%;filter:grayscale()contrast(1.06);width:100%;height:100%;display:block}.textual-warrant-items li[data-evidence-author=peirce] .textual-warrant-portrait img{object-position:50% 17%}.textual-warrant-author{gap:2px;min-width:0;display:grid}.textual-warrant-author small{color:var(--color-muted);text-transform:uppercase;font-size:.54rem;font-weight:650}.textual-warrant-author strong{color:var(--color-ink);font-weight:700}.textual-warrant-items .textual-warrant-locator{min-width:0;max-width:124px;color:var(--scene-color);text-align:right;text-underline-offset:3px;font-weight:650}.textual-warrant-items h4{font-family:var(--font-serif);margin:0;font-size:1.02rem;font-weight:600;line-height:1.25}.textual-warrant-register-label{color:var(--color-muted);font-family:var(--font-sans);text-transform:uppercase;margin:0;font-size:.54rem;font-weight:700;line-height:1.3}.textual-warrant-quotation,.textual-warrant-account{gap:6px;min-width:0;display:grid}.textual-warrant-quotation{border-left:3px solid var(--scene-color);background:color-mix(in srgb, var(--scene-color) 5%, var(--color-panel));padding:10px 12px 11px}.textual-warrant-quotation .textual-warrant-register-label{color:var(--scene-color)}.textual-warrant-items blockquote{color:var(--color-ink);font-family:var(--font-serif);border:0;margin:0;padding:0;font-size:.82rem;font-style:italic;line-height:1.48}.textual-warrant-account>p:last-child,.textual-warrant-use>p:last-child{color:var(--color-muted);font-family:var(--font-sans);margin:0;font-size:.7rem;line-height:1.52}.textual-warrant-items .textual-warrant-use{border-top:1px solid var(--color-rule);gap:6px;margin-top:auto;padding-top:11px;display:grid}.textual-warrant-use .textual-warrant-register-label{color:var(--scene-color)}.textual-warrant-use>p:last-child{color:var(--color-ink)}.textual-warrant-limit{border-top:1px solid var(--color-rule);background:var(--color-paper);min-width:0;font-family:var(--font-sans);grid-template-columns:minmax(0,1.35fr) minmax(250px,.65fr);gap:22px;padding:17px 22px 18px;display:grid}.textual-warrant-limit p{color:var(--color-muted);margin:0;font-size:.64rem;line-height:1.5}.textual-warrant-limit strong{color:var(--scene-color);text-transform:uppercase;margin-bottom:4px;font-size:.58rem;display:block}.textual-warrant-source-note{border-left:1px solid var(--color-rule);padding-left:20px}.textual-warrant-source-note p+p{margin-top:7px}.textual-warrant-source-note a{color:var(--color-ink);text-underline-offset:2px}.visual-step-controls{border-top:1px solid var(--color-rule);font-family:var(--font-sans);justify-content:space-between;gap:12px;padding-top:20px;display:flex}.text-button{border:1px solid var(--color-rule);background:var(--color-panel);min-width:112px;min-height:42px;color:var(--color-ink);cursor:pointer;font-family:var(--font-sans);border-radius:4px;justify-content:center;align-items:center;gap:8px;padding:8px 12px;font-size:.8rem;font-weight:600;display:inline-flex}.text-button-next{border-color:var(--phase-color);background:var(--phase-color);color:#fff}.text-button:hover:not(:disabled){border-color:var(--color-accent);color:var(--color-accent)}.text-button-next:hover:not(:disabled){background:var(--color-paper)}.text-button:disabled{cursor:default;opacity:.42}.role-row{grid-template-columns:minmax(0,1fr);grid-auto-rows:1fr;gap:12px;padding:28px 24px 28px 92px;display:grid;position:relative}.internal-axis-proof{border-block:1px solid var(--color-rule);background:var(--color-panel);min-width:0;display:grid}.internal-axis-heading,.quantity-axis-heading{border-top:3px solid var(--color-firstness);border-bottom:1px solid var(--color-rule);background:var(--color-blue-wash);min-width:0;font-family:var(--font-sans);grid-template-columns:170px minmax(0,1fr) auto;align-items:baseline;gap:20px;padding:17px 24px;display:grid}.internal-axis-heading>span,.quantity-axis-heading>span{color:var(--color-firstness);text-transform:uppercase;white-space:nowrap;font-size:.7rem;font-weight:600}.internal-axis-heading>strong,.quantity-axis-heading>strong{font-family:var(--font-serif);font-size:.96rem}.internal-axis-heading>small,.quantity-axis-heading>small{color:var(--color-muted);white-space:nowrap;font-size:.62rem}.role-row:before{content:"";background:var(--color-firstness);width:2px;position:absolute;top:62px;bottom:62px;left:46px}.role-row:after{content:"";border-right:2px solid var(--color-firstness);border-bottom:2px solid var(--color-firstness);width:10px;height:10px;position:absolute;bottom:56px;left:40px;transform:rotate(45deg)}.glyph-block{--role-color:var(--role-one);--role-wash:var(--color-blue-wash);border:1px solid var(--color-rule);border-left:4px solid var(--role-color);background:var(--color-panel);grid-template:"role-meta role-diagram""role-title role-diagram""role-caption role-diagram"minmax(0,1fr)/minmax(188px,.62fr) minmax(360px,1fr);column-gap:24px;min-width:0;min-height:276px;margin:0;padding:20px;display:grid;position:relative}.glyph-block:before{content:"1";z-index:1;box-sizing:border-box;border:2px solid var(--role-color);background:var(--role-wash);width:34px;height:34px;color:var(--role-color);font-family:var(--font-mono);border-radius:50%;place-items:center;font-size:.68rem;font-weight:600;display:grid;position:absolute;top:50%;left:-64px;transform:translateY(-50%)}.glyph-block:after{content:"";border-top:2px solid var(--color-firstness);width:42px;position:absolute;top:50%;left:-46px}.glyph-block[data-role=discrimination]:before{content:"2"}.glyph-block[data-role=mediated-integration]:before{content:"3"}.glyph-block .role-card-header{grid-area:role-meta}.glyph-block .role-card-title{grid-area:role-title}.glyph-block .role-diagram{grid-area:role-diagram}.glyph-block figcaption{grid-area:role-caption}.glyph-block[data-role=discrimination],[data-role=discrimination]{--role-color:var(--role-two);--role-wash:var(--color-red-wash)}.glyph-block[data-role=mediated-integration],[data-role=mediated-integration]{--role-color:var(--role-three);--role-wash:var(--color-wash)}.role-card-header,.heading-card-header,.quantity-card-head{font-family:var(--font-sans);justify-content:space-between;align-items:center;gap:12px;display:flex}.role-number,.role-formula,.heading-code{border:1px solid var(--role-color);min-height:30px;color:var(--role-color);align-items:center;padding:4px 8px;font-size:.74rem;font-weight:600;line-height:1;display:inline-flex}.role-number{width:36px;height:36px;min-height:0;font-family:var(--font-mono);border-radius:50%;justify-content:center;padding:0;font-size:.7rem}.role-formula{border-color:var(--color-rule);color:var(--color-muted);font-family:var(--font-mono);font-weight:400}.role-card-title{margin:18px 0 12px}.role-card-title h3{font-family:var(--font-serif);margin:0;font-size:1.3rem;line-height:1.18}.role-card-title p{color:var(--role-color);font-family:var(--font-sans);margin:3px 0 0;font-size:.76rem;font-weight:600}.role-diagram{box-sizing:border-box;background:var(--role-wash);min-height:238px;font-family:var(--font-sans);align-content:center;padding:18px 14px;display:grid}.diagram-term,.mediator-node{box-sizing:border-box;border:2px solid var(--role-color);background:var(--color-panel);text-align:center;border-radius:50%;align-content:center;justify-items:center;width:82px;min-width:0;height:82px;min-height:0;padding:8px;display:grid}.term-symbol{color:var(--color-ink);font-family:var(--font-mono);font-size:1.25rem;font-weight:600;line-height:1}.term-label{color:var(--color-muted);margin-top:6px;font-size:.62rem;line-height:1.15}.role-diagram-presentation{justify-items:center;gap:10px}.diagram-respect{border-bottom:2px solid var(--role-color);color:var(--role-color);padding:7px 10px;font-size:.72rem}.diagram-conclusion{color:var(--color-muted);text-align:center;margin:8px 0 0;font-size:.7rem}.role-diagram-discrimination{grid-template-columns:82px 112px 82px;justify-content:center;align-items:center;gap:8px;padding-inline:12px}.relation-arrow{width:calc(100% + 16px);min-width:0;color:var(--role-color);text-align:center;justify-self:center;gap:9px;font-size:.62rem;line-height:1.2;display:grid}.relation-arrow>span:first-child{white-space:nowrap}.arrow-line{background:var(--role-color);width:100%;height:2px;display:block;position:relative}.arrow-line:after{content:"";border-top:2px solid var(--role-color);border-right:2px solid var(--role-color);width:8px;height:8px;position:absolute;top:50%;right:0;transform:translateY(-50%)rotate(45deg)}.role-diagram-mediation{--term-size:82px;--term-gap:44px;justify-items:center;gap:0}.mediator-node{width:82px;height:82px}.mediation-branch{width:calc(var(--term-size) + var(--term-gap));border-top:2px solid var(--role-color);height:36px;position:relative;transform:translateY(17px)}.mediation-branch:before{content:"";background:var(--role-color);width:2px;height:18px;position:absolute;bottom:100%;left:50%}.mediation-branch span{background:var(--role-color);width:2px;height:20px;position:absolute;top:-2px}.mediation-branch span:first-child{left:0}.mediation-branch span:last-child{right:0}.mediated-terms{grid-template-columns:repeat(2, var(--term-size));gap:var(--term-gap);display:grid}.glyph-block figcaption{border-top:1px solid var(--color-soft-rule);color:var(--color-ink);align-self:end;margin-top:0;padding-top:18px;font-size:.88rem;line-height:1.48}.internal-axis-result,.quantity-axis-result{border-top:3px solid var(--color-thirdness);background:var(--color-wash);color:var(--color-muted);font-family:var(--font-sans);grid-template-columns:170px minmax(0,1fr);gap:20px;margin:0;padding:16px 24px;font-size:.78rem;display:grid}.internal-axis-result span,.quantity-axis-result span{color:var(--color-thirdness);text-transform:uppercase;white-space:nowrap;font-weight:600}.concept-definitions{border-block:1px solid var(--color-rule);background:var(--color-rule);grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1px;margin:0;padding:0;display:grid}.concept-definitions>div{background:var(--color-panel);grid-template-columns:minmax(94px,126px) minmax(0,1fr);gap:16px;min-width:0;padding:14px 16px;display:grid}.concept-definitions dt{color:var(--scene-color);font-family:var(--font-sans);text-transform:uppercase;font-size:.72rem;font-weight:600}.concept-definitions dd{min-width:0;color:var(--color-muted);margin:0;font-size:.78rem;line-height:1.45}.boundary-demo{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.boundary-axis{border-block:1px solid var(--color-rule);background:var(--color-panel);min-width:0;font-family:var(--font-sans);margin:0;display:grid}.boundary-axis-heading{border-top:3px solid var(--color-secondness);background:var(--color-red-wash);grid-template-columns:150px minmax(0,1fr);gap:20px;padding:15px 20px;display:grid}.boundary-axis-heading 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