:root{--tool-line:var(--line,color-mix(in srgb, var(--ink) 16%, transparent));--tool-mono:var(--mono,ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace)}.tool{border:1px solid var(--tool-line);background:var(--panel,transparent);margin:2rem 0 2.4rem;padding:1.2rem 1.2rem 1.4rem}.tool-head h2{margin:0 0 .4rem;font-size:clamp(1.05rem,2vw,1.3rem)}.tool-head p{color:var(--muted);margin:0 0 1rem;font-size:.86rem;line-height:1.7}.tool-calc{border-top:1px solid var(--tool-line);grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:1rem 1.6rem;padding:.9rem 0 1.1rem;display:grid}.tool-fields{grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:.8rem;display:grid}.tool-field{color:var(--muted);gap:.3rem;font-size:.78rem;display:grid}.tool-input{align-items:baseline;gap:.35rem;display:flex}.tool-input input{border:1px solid var(--tool-line);width:100%;min-width:0;color:var(--ink);font:inherit;font-family:var(--tool-mono);font-variant-numeric:tabular-nums;background:0 0;padding:.4rem .5rem;font-size:.95rem}.tool-input input:focus{outline:2px solid var(--accent);outline-offset:1px}.tool-input em{color:var(--muted);font-size:.75rem;font-style:normal}.tool-out{justify-items:end;line-height:1;display:grid}.tool-out-v{font-family:var(--tool-mono);font-variant-numeric:tabular-nums;letter-spacing:-.02em;font-size:clamp(2rem,4.5vw,2.8rem)}.tool-out-u{color:var(--muted);margin-top:.3rem;font-size:.75rem}.tool-outlabel{color:var(--muted);text-align:right;grid-column:2;margin:.35rem 0 0;font-size:.72rem}.tool-table{border-collapse:collapse;width:100%;font-size:.88rem}.tool-table caption{letter-spacing:.1em;color:var(--muted);text-align:left;padding-bottom:.5rem;font-size:.72rem}.tool-table th{border-bottom:1px solid var(--ink);letter-spacing:.06em;color:var(--muted);text-align:left;padding:.45rem .6rem .45rem 0;font-size:.72rem;font-weight:500}.tool-table td{border-bottom:1px solid var(--tool-line);vertical-align:top;padding:.6rem .6rem .6rem 0}.tool-table .tool-num,.tool-num{font-family:var(--tool-mono);font-variant-numeric:tabular-nums;text-align:right}.tool-out-cell{font-family:var(--tool-mono);font-variant-numeric:tabular-nums;font-weight:600}.tool-bar{border-top:1px solid var(--tool-line);border-bottom:1px solid var(--tool-line);justify-content:space-between;align-items:center;gap:1rem;padding:.8rem 0;display:flex}.tool-search{color:var(--muted);align-items:center;gap:.6rem;font-size:.78rem;display:flex}.tool-search input{border:1px solid var(--tool-line);width:min(52vw,240px);color:var(--ink);font:inherit;background:0 0;padding:.4rem .55rem}.tool-search input:focus{outline:2px solid var(--accent);outline-offset:1px}.tool-count{font-family:var(--tool-mono);color:var(--muted);margin:0;font-size:.78rem}@media (width<=700px){.tool-calc{grid-template-columns:1fr}.tool-out{justify-items:start}.tool-outlabel{text-align:left;grid-column:1}.tool-table [data-hide=mobile]{display:none}.tool-bar{flex-wrap:wrap}.tool-search input{width:100%}}.eng-kicker,.eng-toc-h,.eng-st-no,.eng-b-h,.eng-hc-meta{font:600 .7rem/1.4 var(--mono,ui-monospace, SFMono-Regular, Menlo, monospace);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:0}.eng-lead{color:var(--muted);max-width:46ch;margin:0;font-size:clamp(1rem,1.5vw,1.08rem);line-height:1.95}.eng-hero-split{padding:clamp(2.5rem,6vw,4.5rem) 0 clamp(1.5rem,3vw,2.2rem)}.eng-hs-grid{grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);align-items:start;gap:clamp(1.6rem,4vw,3.4rem);display:grid}.eng-hs-main{align-content:start;gap:1.1rem;display:grid}.eng-hs-main h1{letter-spacing:-.02em;margin:0;font-size:clamp(1.9rem,4.4vw,3.15rem);line-height:1.18}.eng-hs-facts{border-top:1px solid var(--line,#00000029);gap:0;margin:0;display:grid}.eng-hs-facts>div{border-bottom:1px solid var(--line,#00000029);gap:.15rem;padding:.7rem 0;display:grid}.eng-hs-facts dt{letter-spacing:.08em;color:var(--muted);font-size:.72rem}.eng-hs-facts dd{margin:0;font-size:.95rem;font-weight:600;line-height:1.5}.eng-hero-center{text-align:center;padding:clamp(3rem,8vw,6rem) 0 clamp(2rem,4vw,3rem)}.eng-hc-inner{justify-items:center;gap:1.1rem;display:grid}.eng-hc-inner h1{letter-spacing:-.02em;max-width:22ch;margin:0;font-size:clamp(1.85rem,4.6vw,3.2rem);line-height:1.16}.eng-hc-inner .eng-lead{max-width:40ch}.eng-hc-meta{color:var(--muted)}.eng-hero-band{background:var(--hero-bg,var(--ink));color:var(--hero-ink,var(--ground));margin-bottom:clamp(1.6rem,3vw,2.4rem);padding:clamp(2.6rem,6vw,4.6rem) 0}.eng-hb-inner{gap:1.1rem;display:grid}.eng-hero-band .eng-kicker{color:color-mix(in srgb, currentColor 62%, transparent)}.eng-hero-band h1{letter-spacing:-.02em;max-width:24ch;margin:0;font-size:clamp(1.9rem,4.6vw,3.3rem);line-height:1.14}.eng-hero-band .eng-lead{color:color-mix(in srgb, currentColor 76%, transparent)}.eng-hb-facts{flex-wrap:wrap;gap:.4rem 1.6rem;margin:.4rem 0 0;padding:0;font-size:.86rem;list-style:none;display:flex}.eng-hb-facts li{align-items:baseline;gap:.45rem;min-width:0;display:flex}.eng-hb-facts span{color:color-mix(in srgb, currentColor 58%, transparent);letter-spacing:.08em;white-space:nowrap;font-size:.72rem}.eng-flow{grid-template-columns:minmax(0,1fr);gap:clamp(1.6rem,4vw,3rem);padding-bottom:clamp(1.6rem,4vw,2.6rem);display:grid}.eng-flow-toc{grid-template-columns:minmax(0,1fr) 15rem}.eng-flow-main{align-content:start;gap:clamp(1.4rem,3vw,2.2rem);display:grid}.eng-toc{align-self:start;gap:.5rem;display:grid;position:sticky;top:5.5rem}.eng-toc ol{gap:.4rem;margin:0;padding:0;font-size:.86rem;list-style:none;display:grid}.eng-toc a{color:var(--muted);border-bottom:1px solid #0000;text-decoration:none}.eng-toc a:hover{color:var(--accent);border-bottom-color:var(--accent)}.eng-toc-inline{border-top:1px solid var(--line,#00000029);border-bottom:1px solid var(--line,#00000029);flex-wrap:wrap;gap:.4rem 1.1rem;padding:.9rem 0;font-size:.82rem;display:flex}.eng-toc-inline a{color:var(--muted);text-decoration:none}.eng-toc-inline a:hover{color:var(--accent)}.eng-b{margin:0}.eng-b-h{justify-content:space-between;gap:1rem;margin-bottom:.7rem;display:flex}.eng-idx-grid>.eng-b-h,.eng-idx-cards>.eng-b-h,.eng-board>.eng-b-h{grid-column:1/-1;margin-bottom:.2rem}.eng-kpi-row{border-top:1px solid var(--line,#00000029);grid-template-columns:repeat(auto-fit,minmax(9rem,1fr));display:grid}.eng-kpi{border-bottom:1px solid var(--line,#00000029);border-right:1px solid var(--line,#00000029);align-content:start;gap:.3rem;padding:.9rem 1rem 1rem 0;display:grid}.eng-kpi:last-child{border-right:0}.eng-kpi-k{letter-spacing:.06em;color:var(--muted);font-size:.7rem}.eng-kpi b{overflow-wrap:anywhere;font-size:clamp(.95rem,1.5vw,1.15rem);line-height:1.45}.eng-kpi-stack{gap:0;margin:0;display:grid}.eng-kpi-stack>div{border-bottom:1px solid var(--line,#00000029);grid-template-columns:8rem minmax(0,1fr);gap:1rem;padding:.55rem 0;display:grid}.eng-kpi-stack dt{letter-spacing:.06em;color:var(--muted);font-size:.72rem}.eng-kpi-stack dd{margin:0;font-size:.92rem}.eng-idx-table ol{border-top:1px solid var(--line,#00000029);margin:0;padding:0;list-style:none}.eng-idx-table li a{border-bottom:1px solid var(--line,#00000029);color:var(--ink);grid-template-columns:3rem minmax(0,14rem) minmax(0,1fr) 4.5rem;align-items:baseline;gap:1rem;padding:.75rem 0;text-decoration:none;display:grid}.eng-it-no{font-family:var(--mono,monospace);color:var(--accent-ink,var(--accent));font-size:.72rem}.eng-it-title{font-weight:600}.eng-it-lead{color:var(--muted);font-size:.86rem;line-height:1.7}.eng-it-n{font-family:var(--mono,monospace);color:var(--muted);text-align:right;font-size:.72rem}.eng-idx-grid{border-top:1px solid var(--line,#00000029);grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:0;display:grid}.eng-idx-grid a{border-bottom:1px solid var(--line,#00000029);border-right:1px solid var(--line,#00000029);color:var(--ink);gap:.35rem;padding:1rem 1.2rem 1.2rem 0;text-decoration:none;display:grid}.eng-idx-grid a:nth-child(2n){border-right:0;padding-left:1.2rem}.eng-ig-no{font-family:var(--mono,monospace);color:var(--accent-ink,var(--accent));font-size:.7rem}.eng-idx-grid b{font-size:1rem}.eng-idx-grid span:last-child{color:var(--muted);font-size:.85rem;line-height:1.7}.eng-idx-list{margin:0;padding:0;list-style:none}.eng-idx-list li{border-bottom:1px solid var(--line,#00000029)}.eng-idx-list a{color:var(--ink);align-items:baseline;gap:.6rem;padding:.7rem 0;font-size:.94rem;text-decoration:none;display:flex}.eng-il-dots{border-bottom:1px dotted var(--line,#0000004d);flex:1;transform:translateY(-.2em)}.eng-il-n{font-family:var(--mono,monospace);color:var(--muted);font-size:.72rem}.eng-idx-cards{grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:1rem;display:grid}.eng-idx-cards a{background:var(--panel,#0000000a);border-radius:var(--eng-radius,0);color:var(--ink);gap:.4rem;padding:1.1rem;text-decoration:none;display:grid}.eng-ic-no{font-family:var(--mono,monospace);color:var(--accent-ink,var(--accent));font-size:.7rem}.eng-idx-cards b{font-size:1rem}.eng-idx-cards span:last-child{color:var(--muted);font-size:.85rem;line-height:1.7}.eng-steps{counter-reset:st;gap:0;margin:0;padding:0;list-style:none;display:grid}.eng-steps li{border-top:1px solid var(--line,#00000029);grid-template-columns:6rem minmax(0,1fr) auto;gap:.35rem 1.2rem;padding:1rem 0;display:grid}.eng-steps b{grid-column:2;font-size:1rem}.eng-steps span{color:var(--muted);grid-column:2;font-size:.86rem;line-height:1.7}.eng-steps a{color:var(--accent);grid-area:1/3/span 3;align-self:center;font-size:.8rem;text-decoration:none}.eng-facts-dl{grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:0 2rem;margin:0;display:grid}.eng-facts-dl>div{border-bottom:1px solid var(--line,#00000029);padding:.6rem 0}.eng-facts-dl dt{letter-spacing:.06em;color:var(--muted);font-size:.72rem}.eng-facts-dl dd{margin:.15rem 0 0;font-size:.92rem}.eng-facts-chips{flex-wrap:wrap;gap:.5rem;margin:0;padding:0;list-style:none;display:flex}.eng-facts-chips li{border:1px solid var(--line,#00000029);border-radius:var(--eng-radius,0);align-items:baseline;gap:.45rem;padding:.4rem .7rem;font-size:.84rem;display:flex}.eng-facts-chips span{letter-spacing:.06em;color:var(--muted);font-size:.68rem}.eng-board{border:1px solid var(--ink);grid-template-columns:repeat(auto-fit,minmax(13rem,1fr));gap:0;display:grid}.eng-board a{border-right:1px solid var(--line,#00000029);border-bottom:1px solid var(--line,#00000029);color:var(--ink);gap:.35rem;padding:1rem 1.1rem 1.2rem;text-decoration:none;display:grid}.eng-bd-no{font-family:var(--mono,monospace);color:var(--accent-ink,var(--accent));font-size:.7rem}.eng-board b{font-size:.98rem}.eng-board span:last-child{color:var(--muted);font-size:.84rem;line-height:1.7}.eng-quote{border-left:3px solid var(--accent);margin:0;padding:1.4rem 0 1.4rem 1.4rem}.eng-quote p{margin:0;font-size:clamp(1.05rem,2vw,1.3rem);line-height:1.85}.eng-sec{border-top:1px solid var(--line,#00000029);padding:clamp(1.4rem,3vw,2.2rem) 0}.eng-sec h2{align-items:baseline;gap:.8rem;margin:0 0 .9rem;font-size:clamp(1.1rem,2vw,1.35rem);display:flex}.eng-sec-no{font-family:var(--mono,monospace);color:var(--accent-ink,var(--accent));letter-spacing:.08em;font-size:.72rem}.eng-sec-body{max-width:72ch}.eng-art{padding-bottom:clamp(2.5rem,6vw,4.5rem)}.eng-art-head{gap:.9rem;padding:clamp(1.6rem,4vw,2.8rem) 0 clamp(1.2rem,3vw,1.8rem);display:grid}.eng-art-head h1{letter-spacing:-.02em;margin:0;font-size:clamp(1.7rem,3.8vw,2.6rem);line-height:1.2}.eng-art-body{max-width:74ch}.eng-art-rail:has(>.eng-toc){grid-template-columns:15rem minmax(0,1fr);align-items:start;gap:clamp(1.6rem,4vw,3rem);display:grid}.eng-art-rail .eng-art-body{max-width:none}.eng-art-numbered .prose section{grid-template-columns:4rem minmax(0,1fr);gap:1rem;display:grid}.eng-art-numbered .prose h2,.eng-art-numbered .prose section>:not(h2){grid-column:2}.eng-cards{grid-template-columns:minmax(0,1fr);gap:1rem;display:grid}.eng-cards>*,.eng-flow-main>*{min-width:0}.eng-cards section{border:1px solid var(--line,#00000029);border-radius:var(--eng-radius,0);padding:1.2rem 1.3rem}.eng-cards h2{margin-top:0}.eng-next{border-top:1px solid var(--line,#00000029);margin-top:clamp(1.6rem,4vw,2.4rem);padding-top:1rem}.eng-next ul{gap:.4rem;margin:.6rem 0 0;padding:0;list-style:none;display:grid}.eng-next a{color:var(--muted);font-size:.9rem;text-decoration:none}.eng-next a:hover{color:var(--accent)}@media (width<=900px){.eng-hs-grid,.eng-flow-toc{grid-template-columns:minmax(0,1fr)}.eng-toc{order:2;position:static}.eng-art-rail,.eng-art-rail:has(>.eng-toc){grid-template-columns:minmax(0,1fr)}.eng-art-rail .eng-toc{order:2}.eng-idx-table li a{grid-template-columns:2.2rem minmax(0,1fr)}.eng-it-lead,.eng-it-n{grid-column:2}.eng-it-n{text-align:left}.eng-kpi-stack>div{grid-template-columns:minmax(0,1fr);gap:.15rem}.eng-steps li{grid-template-columns:5rem minmax(0,1fr)}.eng-steps a{grid-area:auto/2}.eng-art-numbered .prose section{grid-template-columns:minmax(0,1fr)}.eng-art-numbered .prose h2,.eng-art-numbered .prose section>:not(h2){grid-column:1}}:root{--ground:#faf6ee;--panel:#fff;--panel-2:#f3ecdc;--ink:#1d1d1b;--muted:#6b6257;--accent:#ce7143;--accent-fill:#b85f34;--on-accent:#fdf8f0;--sub:#2e4a57;--line:#1d1d1b47;--line-soft:#1d1d1b24;--maxw:70rem;--serif:"Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "Noto Serif JP", "Times New Roman", serif;--sans:"Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "Noto Sans JP", system-ui, sans-serif;--mono:"SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{color:var(--ink);background-color:var(--ground);font-family:var(--sans);text-rendering:optimizelegibility;background-image:repeating-linear-gradient(#0000 0 31px,#1d1d1b09 31px 32px),radial-gradient(circle at 18% 12%,#ce71430f,#0000 42%),radial-gradient(circle at 82% 78%,#2e4a570d,#0000 46%);margin:0;font-size:1.0625rem;line-height:1.85}::selection{background:var(--accent);color:var(--on-accent)}img,svg{max-width:100%;height:auto}a{color:var(--accent-fill);text-underline-offset:.18em;text-decoration-thickness:1px}a:hover{color:var(--ink);text-decoration-color:var(--accent)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.wrap{width:min(100% - 2.4rem, var(--maxw));margin-inline:auto}.skip{background:var(--ink);color:var(--on-accent);z-index:100;padding:.5rem 1rem;position:absolute;top:0;left:-9999px}.skip:focus{top:1rem;left:1rem}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.masthead{border-bottom:2px solid var(--ink);background:color-mix(in srgb, var(--ground) 90%, transparent);backdrop-filter:blur(6px);z-index:40;position:sticky;top:0}.masthead-inner{flex-wrap:wrap;align-items:center;gap:1.2rem;padding-block:.65rem;display:flex}.wordmark{color:var(--ink);align-items:center;gap:.6rem;text-decoration:none;display:inline-flex}.wordmark-mark{background:var(--accent);min-width:2.1rem;height:2.1rem;color:var(--on-accent);font-family:var(--serif);border:1px solid var(--ink);box-shadow:2px 2px 0 var(--ink);place-items:center;padding-inline:.25rem;font-size:1.1rem;line-height:1;display:inline-grid}.wordmark-text{font-family:var(--serif);letter-spacing:.02em;max-width:22rem;font-size:1.02rem;font-weight:600;line-height:1.3}.nav{flex-wrap:wrap;gap:.2rem 1.05rem;margin-left:auto;font-size:.86rem;display:flex}.nav a{color:var(--ink);letter-spacing:.06em;border-bottom:2px solid #0000;padding:.15rem 0;text-decoration:none}.nav a:hover,.nav a[aria-current=page]{border-bottom-color:var(--accent)}.lang select{font:inherit;border:1px solid var(--line);background:var(--panel);color:var(--ink);padding:.2rem .35rem;font-size:.82rem}.footer{border-top:2px solid var(--ink);background:var(--panel-2);color:var(--muted);margin-top:3.5rem;padding-block:1.6rem 2rem;font-size:.86rem}.footer-name{font-family:var(--serif);color:var(--ink);margin:0 0 .4rem;font-size:1rem}.footer-nav{flex-wrap:wrap;gap:1rem;margin-bottom:.6rem;display:flex}.footer-nav a{color:var(--ink);border-bottom:1px solid var(--line);text-decoration:none}.footer-note{margin:.3rem 0;line-height:1.7}main{padding-block:2.2rem 1rem;display:block}.prose{max-width:48rem}.prose p,.prose ul,.prose dl,.prose table{margin-block:0 1.05rem}.prose h2,.prose h3,.prose h4{font-family:var(--serif);letter-spacing:.01em;line-height:1.45}.prose h3{border-bottom:1px solid var(--line);margin:1.8rem 0 .55rem;padding-bottom:.3rem;font-size:1.12rem}.prose h4{margin:1.3rem 0 .4rem;font-size:1rem}.prose strong{font-weight:700}.prose code{font-family:var(--mono);background:var(--panel-2);border:1px solid var(--line-soft);padding:.05em .3em;font-size:.86em}.prose a{overflow-wrap:anywhere}.bullets{margin:0 0 1.1rem;padding:0;list-style:none}.bullets li{margin-bottom:.45rem;padding-left:1.15rem;line-height:1.8;position:relative}.bullets li:before{content:"■";color:var(--accent);font-size:.62em;position:absolute;top:.1em;left:0}.kv{border-top:1px solid var(--line-soft);margin:0 0 1.1rem}.kv-row{border-bottom:1px solid var(--line-soft);grid-template-columns:minmax(7rem,13rem) 1fr;gap:.2rem 1rem;padding:.5rem 0;display:grid}.kv-row dt{color:var(--ink);font-weight:600;line-height:1.7}.kv-row dd{margin:0;line-height:1.75}.tablewrap{border:1px solid var(--ink);background:var(--panel);margin:0 0 1.3rem;overflow-x:auto}.datatable{border-collapse:collapse;width:100%;font-size:.9rem;line-height:1.65}.datatable caption{caption-side:top;text-align:left;letter-spacing:.05em;color:var(--muted);background:var(--panel-2);border-bottom:1px solid var(--ink);padding:.55rem .7rem;font-size:.8rem}.datatable th,.datatable td{text-align:left;vertical-align:top;border-bottom:1px solid var(--line-soft);border-right:1px solid var(--line-soft);padding:.5rem .7rem}.datatable th:last-child,.datatable td:last-child{border-right:0}.datatable thead th{background:var(--panel-2);border-bottom:2px solid var(--ink);letter-spacing:.03em;white-space:nowrap;font-size:.84rem}.datatable tbody tr:last-child td{border-bottom:0}.datatable tbody tr:nth-child(2n){background:color-mix(in srgb, var(--panel-2) 45%, transparent)}.linklist{border-top:1px solid var(--ink);margin:0 0 1.2rem;padding:0;list-style:none}.linklist li{border-bottom:1px solid var(--line-soft);padding:.65rem 0}.linklist a{flex-wrap:wrap;align-items:baseline;gap:.2rem .7rem;text-decoration:none;display:flex}.link-label{color:var(--accent-fill);text-underline-offset:.18em;font-weight:600;text-decoration:underline}.link-tag{letter-spacing:.1em;border:1px solid var(--accent);color:var(--accent-fill);padding:.05rem .35rem;font-size:.68rem}.link-note{color:var(--muted);font-size:.82rem}.article{max-width:50rem}.article-head{border-bottom:2px solid var(--ink);margin-bottom:1.6rem;padding-bottom:1rem}.article-head h1{font-family:var(--serif);margin:0 0 .5rem;font-size:clamp(1.55rem,3.2vw,2.1rem);line-height:1.4}.article-lead{color:var(--muted);margin:0}.crumbs{letter-spacing:.04em;color:var(--muted);margin-bottom:.7rem;font-size:.78rem}.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:var(--accent-fill)}.crumbs span+span:before{content:"／";color:var(--line);margin:0 .35rem}.page-meta{color:var(--muted);margin:.6rem 0 0;font-size:.78rem}.filter{flex-wrap:wrap;align-items:center;gap:.6rem;margin:0 0 1.2rem;display:flex}.filter input{font:inherit;border:1px solid var(--ink);background:var(--panel);color:var(--ink);flex:16rem;padding:.45rem .6rem;font-size:.92rem}.filter-count{color:var(--muted);font-variant-numeric:tabular-nums;font-size:.8rem}.err-home{max-width:46rem;padding-block:2rem 3rem}.err-code{font-family:var(--serif);color:var(--accent);margin:0;font-size:clamp(3.5rem,12vw,6rem);line-height:1}.err-actions{flex-wrap:wrap;gap:.8rem;margin:1.4rem 0;display:flex}.err-map{grid-template-columns:repeat(auto-fill,minmax(14rem,1fr));gap:.3rem 1rem;padding:0;font-size:.88rem;list-style:none;display:grid}.tool{max-width:52rem}.tool-bar{margin-bottom:.7rem}.tool-h{font-family:var(--serif);letter-spacing:.02em}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}@media (width<=720px){body{font-size:1rem;line-height:1.8}.wrap{width:min(100% - 1.6rem, var(--maxw))}.masthead-inner{gap:.5rem}.wordmark-text{max-width:15rem;font-size:.92rem}.nav{gap:.15rem .8rem;width:100%;margin-left:0;padding-bottom:.35rem;font-size:.8rem;overflow-x:auto}.kv-row{grid-template-columns:1fr;gap:.1rem}.kv-row dt{color:var(--muted);font-size:.82rem}}
