@font-face{font-family:NSJ;src:url(/fonts/noto-sans-jp-400.woff2) format("woff2");font-weight:400;font-display:swap}@font-face{font-family:NSJ;src:url(/fonts/noto-sans-jp-700.woff2) format("woff2");font-weight:700;font-display:swap}@font-face{font-family:NSJ;src:url(/fonts/noto-sans-jp-900.woff2) format("woff2");font-weight:900;font-display:swap}@font-face{font-family:Mono;src:url(/fonts/mono-400.woff2) format("woff2");font-weight:400;font-display:swap}:root{--panel: #1d2421;--panel-2: #27312d;--panel-3: #34403b;--panel-line: #45534d;--paper: #f2efe6;--paper-2: #e8e3d5;--card: #fbfaf5;--ink: #1b1f1d;--ink-2: #4a524e;--rule: #cfc8b5;--amber: #f0a400;--amber-ink: #8a5a00;--green: #2e9e66;--green-ink: #1d6b44;--red: #c7362b;--cream: #efe9d8;--mist: #e6ebe7;--mist-2: #d5ddd7;--white: #ffffff;--mono: "Mono", ui-monospace, "Consolas", monospace;--sans: "NSJ", system-ui, -apple-system, "Hiragino Sans", "Yu Gothic UI", sans-serif;--radius: 4px;--wrap: 1180px}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px;font-feature-settings:"palt" 1}img,svg{max-width:100%}a{color:#0f5a8a;text-underline-offset:3px}a:hover{color:#0a3d5e}:focus-visible{outline:3px solid var(--amber);outline-offset:2px}h1,h2,h3{line-height:1.35;font-weight:900;letter-spacing:.01em}h2{font-size:clamp(1.35rem,2.4vw,1.75rem);margin:0 0 .6em}h3{font-size:1.12rem;margin:1.4em 0 .4em}p{margin:0 0 1em}.wrap{width:min(100% - 32px,var(--wrap));margin-inline:auto}.skip{position:absolute;left:-9999px;top:0;background:var(--amber);color:#000;padding:8px 14px;z-index:100;font-weight:700}.skip:focus{left:8px;top:8px}.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.mono{font-family:var(--mono);letter-spacing:.04em}.meterbar{background:var(--mist);color:var(--ink-2);font-family:var(--mono);font-size:12px;letter-spacing:.08em;border-bottom:1px solid var(--mist-2)}.meterbar .wrap{display:flex;gap:22px;align-items:center;min-height:30px;overflow:hidden;white-space:nowrap}.meterbar b{color:var(--amber-ink);font-weight:400}.lamp{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 2px #2e9e6640,0 0 8px #2e9e66cc;margin-right:8px;vertical-align:1px}.site-header{background:var(--white);color:var(--ink);border-bottom:3px solid var(--amber);position:relative}.site-header:after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:6px;background:repeating-linear-gradient(-45deg,#1b1b1b 0 10px,var(--amber) 10px 20px);opacity:.85}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:76px}.brand{display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none}.brand svg{flex:none}.brand-text{display:flex;flex-direction:column;line-height:1.2}.brand-name{font-weight:900;font-size:1.18rem;letter-spacing:.04em}.brand-en{font-family:var(--mono);font-size:10.5px;color:var(--ink-2);letter-spacing:.14em;margin-top:3px}.gnav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px}.gnav a{display:flex;align-items:center;gap:7px;color:var(--ink);text-decoration:none;font-weight:700;font-size:.92rem;padding:9px 12px;border:1px solid transparent;border-radius:var(--radius)}.gnav a .no{font-family:var(--mono);font-size:11px;color:var(--amber-ink)}.gnav a:hover{border-color:var(--mist-2);background:var(--mist);color:var(--ink)}.gnav a[aria-current=page]{background:#fff6dd;border-color:var(--amber);color:var(--ink)}.menu-btn{white-space:nowrap;flex:none;display:none;align-items:center;gap:8px;background:var(--white);color:var(--ink);border:2px solid var(--ink);border-radius:var(--radius);padding:9px 14px;font:inherit;font-weight:700;font-size:.9rem;cursor:pointer}.menu-ic{width:16px;height:2px;background:currentColor;position:relative}.menu-ic:before,.menu-ic:after{content:"";position:absolute;left:0;width:16px;height:2px;background:currentColor}.menu-ic:before{top:-5px}.menu-ic:after{top:5px}@media(max-width:980px){.menu-btn{display:inline-flex}.gnav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--white);box-shadow:0 10px 20px #0000001f;z-index:50;border-bottom:4px solid var(--amber);padding:10px 16px 18px}.gnav.open{display:block}.gnav ul{flex-direction:column}.gnav a{padding:13px 12px;border-bottom:1px solid var(--mist)}.brand-en{display:none}.brand-name{font-size:1rem}.hero-stats li{padding:8px 10px}.hero-stats .v{font-size:1.35rem}}.page-head{background:var(--mist);color:var(--ink);padding:46px 0 34px;margin-bottom:0;border-bottom:2px solid var(--ink);background-image:radial-gradient(rgba(29,36,33,.06) 1px,transparent 1px);background-size:6px 6px}.page-head h1{font-size:clamp(1.6rem,3.6vw,2.4rem);margin:6px 0 12px}.page-head p{color:var(--ink-2);max-width:62em;margin:0}.page-head a{color:#0f5a8a}.crumbs{font-size:.82rem;color:var(--ink-2)}.crumbs a{color:#0f5a8a}.plate-no{display:inline-block;font-family:var(--mono);font-size:12px;letter-spacing:.12em;color:var(--panel);background:var(--amber);padding:2px 9px;border-radius:2px;margin-top:12px}section{padding:54px 0}section+section{padding-top:10px}.sec-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:22px;border-bottom:2px solid var(--ink);padding-bottom:10px}.sec-head h2{margin:0}.sec-head .tag{font-family:var(--mono);font-size:12px;letter-spacing:.12em;color:var(--amber-ink)}.sec-head p{margin:0;color:var(--ink-2);font-size:.92rem;flex-basis:100%}.lead{font-size:1.04rem;color:var(--ink-2);max-width:52em}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--amber);color:#1b1300;text-decoration:none;padding:13px 22px;border-radius:var(--radius);border:2px solid #b97e00;font:inherit;font-weight:900;cursor:pointer;box-shadow:0 3px #8a5a00}.btn:hover{background:#ffb81f;color:#000}.btn:active{transform:translateY(2px);box-shadow:0 1px #8a5a00}.btn.sec{background:var(--card);color:var(--ink);border-color:var(--ink);box-shadow:0 3px 0 var(--ink)}.btn.sec:hover{background:#fff}.hero{background:var(--mist);color:var(--ink);border-bottom:2px solid var(--ink);padding:58px 0 66px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(29,36,33,.07) 1px,transparent 1px);background-size:6px 6px;pointer-events:none}.hero-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}.hero .eyebrow{font-family:var(--mono);color:var(--amber-ink);letter-spacing:.14em;font-size:13px;margin:0 0 14px}.hero h1{font-size:clamp(2rem,4.6vw,3.4rem);margin:0 0 18px;line-height:1.22}.hero h1 em{font-style:normal;color:var(--ink);background:linear-gradient(transparent 62%,var(--amber) 62%)}.hero .sub{color:var(--ink-2);font-size:1.05rem;max-width:34em}.hero-stats{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0 0;padding:0;list-style:none}.hero-stats li{flex:1 1 0;min-width:0;background:var(--white);border:2px solid var(--ink);border-radius:var(--radius);padding:10px 14px}.hero-stats .v{display:block;font-family:var(--mono);font-size:1.7rem;color:var(--amber-ink);line-height:1.1}.hero-stats .k{display:block;font-size:.78rem;color:var(--ink-2)}.gauge-box{background:linear-gradient(#2f3a35,#222a26);border:1px solid #000;border-radius:10px;padding:22px 22px 16px;box-shadow:inset 0 1px #ffffff14,0 18px 40px #00000059;position:relative}.gauge-box .screw{position:absolute;width:10px;height:10px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#8b958f,#3a423e)}.gauge-box .screw.tl{top:8px;left:8px}.gauge-box .screw.tr{top:8px;right:8px}.gauge-box .screw.bl{bottom:8px;left:8px}.gauge-box .screw.br{bottom:8px;right:8px}.gauge-cap{display:flex;justify-content:space-between;font-family:var(--mono);font-size:11.5px;color:#aebcb4;letter-spacing:.1em;margin-top:6px}.gauge-needle{transform-origin:160px 170px;animation:sweep 2.4s cubic-bezier(.2,.8,.2,1) both}@keyframes sweep{0%{transform:rotate(-90deg)}to{transform:rotate(var(--deg, -20deg))}}@media(prefers-reduced-motion:reduce){.gauge-needle{animation:none;transform:rotate(var(--deg, -20deg))}}@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:30px}.hero{padding:40px 0 48px}}.console{background:var(--card);border:2px solid var(--ink);border-radius:6px;box-shadow:6px 6px 0 var(--ink);padding:24px;margin-top:-34px;position:relative;z-index:2}.console h2{font-size:1.2rem;margin:0 0 14px;display:flex;gap:10px;align-items:center}.console-grid{display:grid;grid-template-columns:repeat(3,1fr) auto;gap:14px;align-items:end}.fld{display:flex;flex-direction:column;gap:6px;font-weight:700;font-size:.9rem}.fld select,.fld input{font:inherit;font-weight:400;padding:11px 12px;border:2px solid var(--ink);border-radius:var(--radius);background:#fff;color:var(--ink);min-height:48px;width:100%}.console .note{font-size:.82rem;color:var(--ink-2);margin:12px 0 0}@media(max-width:860px){.console-grid{grid-template-columns:1fr}.console{box-shadow:4px 4px 0 var(--ink);padding:18px}}.breakers{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(min(100%,360px),1fr))}.breaker-row{background:var(--mist);border-radius:6px;padding:14px 16px 16px;border:1px solid var(--mist-2);border-top:4px solid var(--panel)}.breaker-row h3{color:var(--ink);font-size:.82rem;font-family:var(--mono);letter-spacing:.14em;margin:0 0 10px;font-weight:400}.breaker-row ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(78px,1fr));gap:8px}.brk{display:flex;flex-direction:column;align-items:center;gap:4px;text-decoration:none;background:var(--white);color:var(--ink);border-radius:3px;padding:8px 6px 7px;border:1px solid #8b958f;box-shadow:inset 0 -3px #0000002e;position:relative}.brk .lever{width:18px;height:24px;border-radius:2px;background:#5d6863;position:relative}.brk .lever:after{content:"";position:absolute;left:3px;right:3px;height:9px;border-radius:1px;background:#9aa39e;top:13px}.brk.on .lever:after{top:2px;background:var(--amber)}.brk .nm{font-weight:900;font-size:.9rem;line-height:1.2}.brk .ct{font-family:var(--mono);font-size:12px;color:var(--ink-2)}.brk.on .ct{color:var(--green-ink)}.brk:hover{background:#fff;outline:2px solid var(--amber)}.methods{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}.mcard{background:var(--card);border:1px solid var(--ink);border-radius:6px;padding:18px 18px 16px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:6px;border-left:8px solid var(--panel)}.mcard:hover{border-left-color:var(--amber);background:#fff}.mcard .t{font-weight:900;font-size:1.05rem;display:flex;justify-content:space-between;gap:8px;align-items:baseline}.mcard .t .n{font-family:var(--mono);color:var(--amber-ink);font-size:.95rem;font-weight:400;white-space:nowrap}.mcard p{font-size:.9rem;color:var(--ink-2);margin:0}.cycle{background:var(--card);border:1px solid var(--ink);border-radius:6px;padding:22px;overflow-x:auto}.cycle table{border-collapse:collapse;width:100%;min-width:620px;font-size:.9rem}.cycle th,.cycle td{border:1px solid var(--rule);padding:8px 6px;text-align:center}.cycle th[scope=row]{text-align:left;background:var(--paper-2);white-space:nowrap}.cycle thead th{font-family:var(--mono);font-weight:400;background:var(--panel);color:#e3e9e5}.cycle td.on{background:#fff0cc;font-weight:900;color:var(--amber-ink)}.cycle td.opt{background:#e5f2ea;color:var(--green-ink);font-weight:700}.co-list{list-style:none;margin:0;padding:0;display:grid;gap:14px}.co{background:var(--card);border:1px solid var(--ink);border-radius:6px;display:grid;grid-template-columns:1fr 300px;overflow:hidden}.co-body{padding:16px 18px 14px;min-width:0}.co-head{display:flex;gap:10px;align-items:center;font-family:var(--mono);font-size:12px;color:var(--ink-2);letter-spacing:.06em;margin-bottom:4px;flex-wrap:wrap}.co-head .pl{background:var(--amber);color:#1b1300;padding:1px 7px;border-radius:2px}.co .name{font-weight:900;font-size:1.12rem;margin:0 0 4px;line-height:1.4}.co .name a{color:var(--ink);text-decoration-color:var(--amber);text-decoration-thickness:2px}.co .sub{font-size:.86rem;color:var(--ink-2);margin:0 0 6px}.co .note{font-size:.9rem;margin:0 0 6px}.co .cap{font-size:.86rem;margin:0}.co .cap b{font-family:var(--mono);font-weight:400;color:var(--amber-ink)}.lamps{background:var(--mist);border-left:1px solid var(--mist-2);padding:14px 14px 12px;display:grid;grid-template-columns:repeat(2,1fr);gap:6px 10px;align-content:start;margin:0}.lamps div{display:flex;align-items:center;gap:8px;font-size:.8rem;color:#5d6863}.lamps dt{order:2;margin:0}.lamps dd{order:1;margin:0;width:12px;height:12px;border-radius:50%;background:#c3cbc6;border:1px solid #8b958f;flex:none}.lamps .y{color:var(--ink);font-weight:700}.lamps .y dd{background:var(--amber);border-color:#8a5a00;box-shadow:0 0 0 3px #f0a40040}.lamps .cap-y dd{background:var(--green);border-color:var(--green-ink);box-shadow:0 0 0 3px #2e9e6638}@media(max-width:760px){.co{grid-template-columns:1fr}.lamps{grid-template-columns:repeat(3,1fr)}}.search-grid{display:grid;grid-template-columns:300px 1fr;gap:26px;align-items:start}.filters{background:var(--card);border:2px solid var(--ink);border-radius:6px;padding:16px;position:sticky;top:12px}.filters details>summary{font-weight:900;cursor:pointer;list-style:none;margin-bottom:10px}.filters details>summary::-webkit-details-marker{display:none}.filters .fld{margin-bottom:14px}.toggles{border:0;margin:0 0 14px;padding:0}.toggles legend{font-weight:700;font-size:.9rem;margin-bottom:6px;padding:0}.toggles label{display:flex;align-items:center;gap:8px;font-size:.9rem;padding:5px 0;cursor:pointer}.toggles input{width:20px;height:20px;accent-color:var(--panel);flex:none}.resbar{display:flex;justify-content:space-between;align-items:center;border-bottom:2px solid var(--ink);margin-bottom:10px}.resbar p{margin:0 0 6px;font-weight:900;font-family:var(--sans)}.active-filters{list-style:none;margin:0 0 12px;padding:0;display:flex;gap:6px;flex-wrap:wrap}.active-filters button{font:inherit;font-size:.82rem;background:#fff6dd;color:var(--ink);border:1px solid #b97e00!important;border:0;border-radius:99px;padding:5px 12px;cursor:pointer}.empty{background:var(--card);border:1px dashed var(--ink);padding:18px;border-radius:6px}@media(max-width:980px){.search-grid{grid-template-columns:1fr}.filters{position:static}}.doc{max-width:860px}.doc h2{margin-top:1.8em;padding-left:12px;border-left:6px solid var(--amber)}.doc h2:first-child{margin-top:0}.doc ul,.doc ol{padding-left:1.3em}.doc li{margin-bottom:.4em}.notice{background:#fff6dd;border:1px solid #d9a227;border-left:6px solid var(--amber);padding:14px 16px;border-radius:4px;font-size:.94rem}.srcline{font-size:.82rem;color:var(--ink-2);border-top:1px dashed var(--rule);padding-top:10px;margin-top:18px}.nameplate{background:linear-gradient(#f6f4ec,#e6e1d2);border:1px solid #8f8a78;border-radius:6px;padding:4px;box-shadow:inset 0 1px #fff;overflow-x:auto}.nameplate table{width:100%;border-collapse:collapse;font-size:.94rem}.nameplate th,.nameplate td{padding:10px 12px;border-bottom:1px solid #cdc6b0;text-align:left;vertical-align:top}.nameplate th{width:32%;font-weight:700;font-family:var(--sans);color:var(--ink-2);white-space:nowrap}.nameplate tr:last-child th,.nameplate tr:last-child td{border-bottom:0}.data-table{width:100%;border-collapse:collapse;font-size:.92rem;background:var(--card)}.data-table th,.data-table td{border:1px solid var(--rule);padding:10px;text-align:left;vertical-align:top}.data-table thead th{background:var(--panel);color:#eef2ee;font-weight:700}.table-wrap{overflow-x:auto}.rule-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}.rule{background:var(--card);border:1px solid var(--rule);border-radius:6px;padding:16px 18px}.rule h3{margin:0 0 6px;font-size:1.05rem;display:flex;flex-wrap:wrap;gap:4px 10px;align-items:baseline}.rule h3 .k{font-family:var(--mono);font-size:11px;font-weight:400;color:var(--amber-ink);letter-spacing:.1em;white-space:nowrap}.rule p{margin:0 0 6px;font-size:.95rem}.rule .src{font-size:.82rem;color:var(--ink-2);margin:0;overflow-wrap:anywhere}.doc a,.data-table a{overflow-wrap:anywhere}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}.card-link{display:block;background:var(--card);border:1px solid var(--ink);border-radius:6px;padding:18px;text-decoration:none;color:var(--ink)}.card-link:hover{background:#fff;box-shadow:4px 4px 0 var(--amber)}.card-link .t{font-weight:900;font-size:1.05rem;display:block;margin-bottom:4px}.card-link .d{font-size:.88rem;color:var(--ink-2)}.checklist{list-style:none;padding:0;margin:0;display:grid;gap:8px}.checklist label{display:flex;gap:12px;align-items:flex-start;background:var(--card);border:1px solid var(--rule);padding:12px 14px;border-radius:6px;cursor:pointer}.checklist input{width:22px;height:22px;margin-top:3px;accent-color:var(--green-ink);flex:none}.progress{font-family:var(--mono);font-size:1rem;background:#fff6dd;border:2px solid var(--ink);color:var(--ink);padding:8px 14px;border-radius:4px;display:inline-block}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px}@media(max-width:860px){.two-col{grid-template-columns:1fr}}.site-footer{background:var(--mist);color:var(--ink-2);padding:46px 0 20px;margin-top:60px;border-top:4px solid var(--amber);font-size:.9rem}.site-footer a{color:var(--ink)}.footer-inner{display:grid;grid-template-columns:1.3fr 1fr;gap:36px}.footer-brand .brand{margin-bottom:12px}.footer-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px}.footer-nav ul{list-style:none;margin:0;padding:0}.footer-nav li{margin-bottom:8px}.footer-bottom{border-top:1px solid var(--mist-2);margin-top:28px;padding-top:14px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.footer-bottom p{margin:0}@media(max-width:760px){.footer-inner{grid-template-columns:1fr}}