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.8);background:color-mix(in srgb, oklch(var(--accent-800)) 40%, transparent)}.badge--conflict{color:oklch(var(--primary-200));border:1px solid oklch(var(--primary-500) / .8);background:color-mix(in srgb, oklch(var(--primary-800)) 45%, transparent)}.badge--open{color:oklch(var(--foreground-200));border:1px solid color-mix(in srgb, var(--text) 26%, transparent);background:color-mix(in srgb, var(--surface) 80%, transparent)}.copy-fallback{gap:8px;margin-top:14px;display:grid}.copy-fallback textarea{box-sizing:border-box;border:1px solid color-mix(in srgb, var(--text) 22%, transparent);background:color-mix(in srgb, oklch(var(--background-950)) 70%, transparent);width:100%;min-height:220px;color:var(--text);font-family:var(--font-label);resize:vertical;border-radius:10px;padding:14px;font-size:12px;line-height:1.6}.mono-note{font-family:var(--font-label);letter-spacing:.04em;color:color-mix(in srgb, var(--text) 72%, 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transparent);border-radius:999px;margin-bottom:16px;display:block}.section--anatomy,.section--states,.section--vocab,.section--method{background:var(--bg)}.section--states{background:oklch(var(--background-950))}.section--vocab{background:color-mix(in srgb, oklch(var(--background-950)) 72%, var(--bg))}.section .lede{max-width:58ch;color:color-mix(in srgb, var(--text) 86%, transparent);margin:16px 0 0;font-size:clamp(15px,1.2vw,17px);line-height:1.7}.anatomy-grid{grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);align-items:start;gap:clamp(28px,5vw,72px);display:grid}.anatomy-figure{border:1px solid color-mix(in srgb, var(--text) 14%, transparent);aspect-ratio:5/3;border-radius:16px;margin:26px 0 0;position:relative;overflow:hidden}.anatomy-figure img{-o-object-fit:cover;object-fit:cover;-o-object-position:center;object-position:center;width:100%;height:100%;display:block}.anatomy-figure figcaption{font-family:var(--font-label);color:color-mix(in srgb, var(--text) 82%, transparent);background:linear-gradient(to top, color-mix(in srgb, oklch(var(--background-950)) 92%, transparent), transparent);padding:30px 16px 12px;font-size:11px;line-height:1.6;position:absolute;bottom:0;left:0;right:0}.anatomy-list{align-content:start;gap:10px;display:grid}.anatomy-row{text-align:left;border:1px solid color-mix(in srgb, var(--text) 15%, transparent);background:color-mix(in srgb, var(--surface) 55%, transparent);width:100%;color:var(--text);font:inherit;cursor:pointer;border-radius:12px;grid-template-columns:auto minmax(0,1fr) auto;align-items:start;gap:14px;padding:16px 18px;transition:border-color .25s,background .25s,transform .25s;display:grid}.anatomy-row:hover{border-color:color-mix(in srgb, var(--accent-500) 45%, transparent);transform:translateY(-2px)}.anatomy-row.is-active{border-color:color-mix(in srgb, var(--accent-500) 62%, transparent);background:color-mix(in srgb, var(--surface) 88%, transparent)}.side-tag{width:27px;height:27px;font-family:var(--font-label);letter-spacing:.04em;border-radius:999px;flex:none;justify-content:center;align-items:center;font-size:11px;display:inline-flex}.side-tag--a{background:color-mix(in srgb, oklch(var(--primary-600)) 62%, transparent);color:oklch(var(--primary-100));border:1px solid color-mix(in srgb, oklch(var(--primary-400)) 65%, transparent)}.side-tag--b{background:color-mix(in srgb, oklch(var(--accent-700)) 55%, transparent);color:oklch(var(--accent-100));border:1px solid color-mix(in srgb, oklch(var(--accent-500)) 65%, transparent)}.anatomy-row-body{min-width:0;display:block}.anatomy-row-label{letter-spacing:-.01em;font-size:14.5px;font-weight:600;display:block}.anatomy-row-detail{color:color-mix(in srgb, var(--text) 86%, transparent);margin-top:5px;font-size:13.5px;line-height:1.6;display:block}.anatomy-row-icon{color:oklch(var(--accent-300));padding-top:3px;font-size:17px}.anatomy-readout{border-left:2px solid oklch(var(--accent-500));background:color-mix(in srgb, var(--surface) 55%, transparent);border-radius:0 12px 12px 0;margin-top:6px;padding:16px 18px}.anatomy-readout-label{font-family:var(--font-label);letter-spacing:.14em;text-transform:uppercase;color:oklch(var(--accent-200));margin-bottom:8px;font-size:10px;display:block}.anatomy-readout p{color:color-mix(in srgb, var(--text) 88%, transparent);margin:0;font-size:14px;line-height:1.65}.states-head{grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);align-items:end;gap:clamp(20px,4vw,48px);display:grid}.states-lede{margin:0}.states-tabs{flex-wrap:wrap;gap:8px;margin:30px 0 16px;display:flex}.states-tab{border:1px solid color-mix(in srgb, var(--text) 16%, transparent);background:color-mix(in srgb, var(--surface) 45%, transparent);min-height:44px;color:color-mix(in srgb, var(--text) 84%, transparent);font:inherit;text-align:left;cursor:pointer;border-radius:999px;align-items:center;gap:10px;padding:10px 16px;font-size:13.5px;transition:border-color .25s,background .25s,color .25s;display:inline-flex}.states-tab:hover{border-color:color-mix(in srgb, var(--text) 38%, transparent)}.states-tab.is-active{border-color:color-mix(in srgb, var(--accent-500) 65%, transparent);background:color-mix(in srgb, var(--surface) 88%, transparent);color:var(--text)}.states-panel{border:1px solid color-mix(in srgb, var(--text) 14%, transparent);background:color-mix(in srgb, var(--background-900) 70%, transparent);border-radius:16px;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2.4vw,28px);padding:clamp(20px,3vw,30px);display:grid}.states-block h3{font-family:var(--font-label);letter-spacing:.14em;text-transform:uppercase;color:oklch(var(--accent-200));margin:0 0 10px;font-size:10px;font-weight:400}.states-block p{color:color-mix(in srgb, var(--text) 90%, transparent);margin:0;font-size:14.5px;line-height:1.7}.states-block--warn{border-left:1px solid color-mix(in srgb, var(--accent-500) 50%, transparent);padding-left:clamp(14px,2vw,22px)}.vocab-grid{grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);align-items:start;gap:clamp(28px,5vw,68px);display:grid}.vocab-list{border-top:1px solid color-mix(in srgb, var(--text) 16%, transparent)}.vocab-item{border-bottom:1px solid color-mix(in srgb, var(--text) 12%, transparent)}.vocab-trigger{width:100%;color:var(--text);font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;justify-content:space-between;align-items:center;gap:18px;padding:17px 2px;display:flex}.vocab-trigger i{color:oklch(var(--accent-300));flex:none;font-size:18px}.vocab-term{min-width:0;display:block}.vocab-term strong{letter-spacing:-.01em;font-size:16px;font-weight:600;display:block}.vocab-term span{color:color-mix(in srgb, var(--text) 86%, transparent);margin-top:4px;font-size:13.5px;line-height:1.55;display:block}.vocab-body{max-width:64ch;padding:0 2px 18px}.vocab-body p{color:color-mix(in srgb, var(--text) 88%, transparent);margin:0;font-size:14.5px;line-height:1.72}.method-head{max-width:62ch}.method-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:start;gap:clamp(28px,5vw,64px);margin-top:36px;display:grid}.method-steps{margin:0;padding:0;list-style:none}.method-steps li{border-top:1px solid color-mix(in srgb, var(--text) 15%, transparent);grid-template-columns:auto minmax(0,1fr);gap:18px;padding:20px 0;display:grid}.method-steps li:first-child{border-top:0;padding-top:0}.method-idx{font-family:var(--font-label);letter-spacing:.12em;color:oklch(var(--accent-200));padding-top:4px;font-size:11px}.method-steps h3{margin:0 0 6px;font-size:clamp(16px,1.5vw,19px)}.method-steps p{color:color-mix(in srgb, var(--text) 84%, transparent);max-width:48ch;margin:0;font-size:14px;line-height:1.68}.method-side{align-content:start;gap:16px;display:grid}.method-card{border:1px solid color-mix(in srgb, var(--text) 14%, transparent);background:color-mix(in srgb, var(--surface) 55%, 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24px;font-size:14px}.article-table caption{text-align:left;font-family:var(--font-label);letter-spacing:.12em;text-transform:uppercase;color:oklch(var(--accent-200));padding-bottom:10px;font-size:10px}.article-table th,.article-table td{text-align:left;border-bottom:1px solid color-mix(in srgb, var(--text) 14%, transparent);vertical-align:top;padding:11px 14px 11px 0;line-height:1.6}.article-table th{font-family:var(--font-label);letter-spacing:.1em;text-transform:uppercase;color:color-mix(in srgb, var(--text) 88%, transparent);border-bottom-color:color-mix(in srgb, var(--text) 26%, transparent);font-size:10px;font-weight:400}.article-table td{color:color-mix(in srgb, var(--text) 88%, transparent)}.guide-group{margin-top:44px}.guide-group:first-of-type{margin-top:0}.guide-group-head{border-bottom:1px solid color-mix(in srgb, var(--text) 16%, transparent);flex-wrap:wrap;align-items:baseline;gap:10px 16px;margin-bottom:18px;padding-bottom:12px;display:flex}.guide-group-head h2{font-size:clamp(21px,2.2vw,28px)}.guide-group-head p{color:color-mix(in srgb, var(--text) 86%, transparent);max-width:60ch;margin:0;font-size:13.5px;line-height:1.6}.info-wrap{grid-template-columns:minmax(0,1fr) 268px;gap:clamp(32px,5vw,72px);max-width:1180px;margin:0 auto;padding:clamp(44px,7vh,76px) clamp(20px,8vw,160px) clamp(64px,9vh,100px);display:grid}.info-body{min-width:0;max-width:70ch}.info-body h2{margin:36px 0 12px;font-size:clamp(21px,2.4vw,29px);line-height:1.2}.info-body h2:first-child{margin-top:0}.info-body p{color:color-mix(in srgb, var(--text) 88%, transparent);margin:0 0 16px;font-size:16px;line-height:1.78}.info-body ul{gap:10px;margin:0 0 20px;padding:0;list-style:none;display:grid}.info-body li{color:color-mix(in srgb, var(--text) 86%, transparent);padding-left:22px;font-size:15px;line-height:1.7;position:relative}.info-body li:before{content:"";background:oklch(var(--accent-400));width:10px;height:1px;position:absolute;top:.7em;left:0}.tool-intro{gap:10px;max-width:70ch;margin-bottom:26px;display:grid}.tool-intro .lede{color:color-mix(in srgb, var(--text) 86%, transparent);margin:0;font-size:15.5px;line-height:1.7}.tool-legend{font-family:var(--font-label);letter-spacing:.04em;color:color-mix(in srgb, var(--text) 84%, transparent);flex-wrap:wrap;gap:8px 20px;font-size:11.5px;display:flex}.tool-legend span{align-items:center;gap:7px;display:inline-flex}.tool-help{color:color-mix(in srgb, var(--text) 88%, transparent);margin:0;font-size:13.5px;line-height:1.65}.tool-error{border:1px solid color-mix(in srgb, oklch(var(--accent-500)) 55%, transparent);background:color-mix(in srgb, oklch(var(--accent-900)) 42%, transparent);color:oklch(var(--accent-100));border-radius:10px;margin:14px 0 0;padding:11px 14px;font-size:13.5px;line-height:1.55}.pair-side{border:1px solid color-mix(in srgb, var(--text) 12%, 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(width<=980px){.anatomy-grid,.vocab-grid,.method-grid,.states-head,.info-wrap{grid-template-columns:1fr}.states-panel{grid-template-columns:1fr;gap:18px}.states-block--warn{border-left:0;border-top:1px solid color-mix(in srgb, var(--accent-500) 40%, transparent);padding-top:14px;padding-left:0}}@media (width<=620px){.nav-mark{width:30px;height:30px}.nav-brand span{display:none}.pair-fields{grid-template-columns:1fr}.article-table{white-space:nowrap;display:block;overflow-x:auto}.article-table th,.article-table td{white-space:normal;min-width:120px}}