:root{color-scheme:light;--ground: #f4f7fb;--surface: #ffffff;--ink: #182a40;--muted: #52647a;--rule: #cbd6e3;--enamel: #174e96;--soft: #e8eff9;--enamel-dim: #3a4b5c;--enamel-ink: #f4f6f8;--brass: #c8952b;--ok: #167344;--warn: #825809;--bad: #b3261e;--focus: #1f4e79;--link: #1f4e79;--on-ok: #8fe3b6;--on-warn: #f0cf7a;--on-bad: #f8b4ac;--on-mute: rgba(244, 246, 248, .8);--font-display: "Zen Kaku Gothic Antique", "Hiragino Sans", "Noto Sans JP", system-ui, sans-serif;--font-body: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", system-ui, -apple-system, sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--r: 14px;--r-ui: 10px}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--ground: #0f151b;--surface: #161e26;--ink: #e8ecf0;--muted: #98a5b1;--rule: #26313b;--soft: #17283e;--brass: #d9a93f;--ok: #3fbf84;--warn: #e0b24a;--bad: #f0776c;--focus: #7fb3e6;--link: #7fb3e6}}:root[data-theme=dark]{color-scheme:dark;--ground: #0f151b;--surface: #161e26;--ink: #e8ecf0;--muted: #98a5b1;--rule: #26313b;--soft: #17283e;--brass: #d9a93f;--ok: #3fbf84;--warn: #e0b24a;--bad: #f0776c;--focus: #7fb3e6;--link: #7fb3e6}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-padding-top:24px}body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.75;overflow-wrap:anywhere;min-height:100vh}a{color:var(--link);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}a:hover{text-decoration-thickness:2px}:focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:2px}.skip{position:absolute;left:-9999px;top:0;background:var(--surface);color:var(--ink);padding:12px 16px;z-index:10}.skip:focus{left:0}.wrap{width:100%;max-width:70rem;margin:0 auto;padding:0 28px}.site-header{border-bottom:1px solid var(--rule);background:var(--surface)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:80px}.brand{display:inline-flex;align-items:center;min-height:44px;flex-shrink:0;white-space:nowrap;font-family:var(--font-mono);font-weight:500;font-size:1.3rem;letter-spacing:-.04em;color:var(--ink);text-decoration:none}.brand:before{content:"";width:27px;height:31px;margin-right:10px;background:var(--enamel);border-radius:6px;box-shadow:inset 8px 0 0 var(--enamel),inset 10px 0 0 var(--enamel-ink)}.brand:hover{color:var(--enamel)}.nav{display:inline-flex;align-items:center;gap:8px;flex-wrap:wrap}.nav>a{display:inline-flex;align-items:center;min-height:44px;padding:0 8px;font-size:.9rem;color:var(--muted);text-decoration:none}.nav>a:hover{color:var(--ink);text-decoration:underline}.nav>a[aria-current=page]{color:var(--link);background:var(--soft);border-radius:var(--r-ui);font-weight:700}main.wrap{max-width:56rem;padding:56px 28px 88px;outline:none;min-height:65vh}main:has(.home-layout),main:has(.labels),main:has(.report-layout){max-width:70rem}main:has(.home-layout){padding-top:76px}@media(max-width:600px){main.wrap{padding:32px 20px 56px}.wrap{padding-inline:20px}.header-inner{min-height:72px;gap:8px}.nav{gap:0;justify-content:flex-end}.nav>a{padding-inline:6px}}.site-footer{border-top:1px solid var(--rule);padding:28px 0 40px;font-size:.85rem;background:var(--surface)}.site-footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 16px}.site-footer p{margin:0}h1,h2,h3{font-family:var(--font-display);font-weight:700;text-wrap:balance;letter-spacing:-.005em}h1{font-size:clamp(1.8rem,1.35rem + 2vw,2.75rem);line-height:1.4;margin:0 0 16px;letter-spacing:-.04em}h2{font-size:1.375rem;line-height:1.45;margin:32px 0 14px}h3{font-size:1.125rem;line-height:1.35;margin:24px 0 8px}p{margin:0 0 12px}.lead{color:var(--muted);font-size:1rem;line-height:1.9;margin:0 0 28px;max-width:38em}.muted{color:var(--muted)}.small{font-size:.875rem}.mono{font-family:var(--font-mono);font-weight:500;font-size:.95em}.plates{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:10px}.plate{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 16px;align-items:center;padding:24px 24px 24px 38px;background:var(--enamel);color:var(--enamel-ink);border-radius:var(--r)}.plate:before{content:"";position:absolute;left:13px;top:14px;bottom:14px;width:3px;border-radius:2px;background:var(--enamel-ink);opacity:.85}.plate-host{margin:0;font-family:var(--font-mono);font-weight:500;font-size:1.3125rem;line-height:1.3;letter-spacing:.01em}.plate-status{display:inline-flex;align-items:center;gap:8px;font-size:.875rem;font-weight:500;white-space:nowrap;color:var(--on-mute)}.plate-status:before{content:"";width:9px;height:9px;border-radius:50%;background:currentColor;flex:none}.plate-status.ok{color:var(--on-ok)}.plate-status.warn{color:var(--on-warn)}.plate-status.err{color:var(--on-bad)}.plate-sub{grid-column:1 / -1;margin:0;font-size:.875rem;color:var(--on-mute)}.plate-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}.plate.is-taken{background:var(--enamel-dim)}.plate.is-taken .plate-host{opacity:.85}.plate.is-compact{padding:20px 20px 20px 32px}.plate.is-compact:before{left:11px;top:11px;bottom:11px}.plate.is-compact .plate-host{font-size:1.0625rem}.plate :focus-visible{outline-color:var(--enamel-ink)}.plate.is-lit{box-shadow:0 0 0 2px var(--brass)}.searchbox{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 12px}.searchbox>label{flex-basis:100%;font-weight:700}.searchbox .input{flex:1 1 auto;width:0;min-width:0;font-family:var(--font-mono);font-weight:500;font-size:1.125rem;min-height:52px}.searchbox .btn{flex:0 0 auto;white-space:nowrap;min-height:52px}.field{margin:0 0 16px}.field>label{display:block;font-weight:600;font-size:.9375rem;margin-bottom:6px}.input{display:block;width:100%;min-height:52px;padding:12px 14px;font:inherit;font-size:16px;color:var(--ink);background:var(--surface);border:1px solid var(--muted);border-radius:var(--r-ui);transition:border-color .12s ease-out}.input:focus{border-color:var(--focus);outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--focus) 30%,transparent)}.input::placeholder{color:var(--muted);opacity:.8}.input:disabled{color:var(--muted);background:var(--ground)}.input.mono{font-family:var(--font-mono);font-weight:500}.input[aria-invalid=true]{border-color:var(--bad)}.hint{color:var(--muted);font-size:.875rem;margin:6px 0 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:48px;min-width:44px;padding:12px 20px;font:inherit;font-weight:600;line-height:1.2;color:var(--ink);background:var(--surface);border:1px solid var(--rule);border-radius:var(--r-ui);cursor:pointer;text-decoration:none;transition:background-color .12s ease-out,border-color .12s ease-out}.btn:hover{border-color:var(--muted);text-decoration:none}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{color:var(--enamel-ink);background:var(--enamel);border-color:var(--enamel)}.btn-primary:hover{background:color-mix(in srgb,var(--enamel) 88%,black);border-color:transparent}.btn-quiet{border-color:transparent;background:transparent;color:var(--muted)}.btn-quiet:hover{color:var(--ink);background:var(--surface);border-color:var(--rule)}.btn-plate{color:var(--enamel);background:var(--enamel-ink);border-color:var(--enamel-ink)}.btn-plate:hover{background:#fff;border-color:#fff}.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.note{border:1px solid var(--rule);border-left:3px solid var(--muted);border-radius:var(--r);padding:12px 16px;margin:0 0 16px;background:var(--surface)}.note-err{border-left-color:var(--bad)}.note-ok{border-left-color:var(--ok)}.note-warn{border-left-color:var(--warn)}.note>:last-child{margin-bottom:0}.note-title{font-weight:700;margin:0 0 4px}.waiting{display:inline-flex;align-items:center;gap:10px;color:var(--muted)}.waiting:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--enamel);animation:pulse 1.4s ease-in-out infinite;flex:none}@keyframes pulse{0%,to{opacity:.25}50%{opacity:1}}@media(prefers-reduced-motion:reduce){.waiting:before{animation:none;opacity:.7}}.choices{display:grid;gap:8px;margin:0 0 16px}.choice{display:grid;grid-template-columns:auto 1fr;gap:2px 12px;align-items:start;padding:14px 16px;min-height:44px;border:1px solid var(--rule);border-radius:var(--r);background:var(--surface);cursor:pointer;transition:border-color .12s ease-out,box-shadow .12s ease-out}.choice:hover{border-color:var(--muted)}.choice input{width:18px;height:18px;margin:5px 0 0;accent-color:var(--enamel);grid-row:1 / span 2}.choice-title{font-weight:600}.choice-desc{color:var(--muted);font-size:.9rem;grid-column:2}.choice:has(input:checked){border-color:var(--enamel);box-shadow:inset 3px 0 0 var(--enamel)}.choice:has(input:focus-visible){outline:2px solid var(--focus);outline-offset:3px}.terms{margin:0 0 8px;border-top:1px solid var(--rule)}.terms>div{padding:12px 0;border-bottom:1px solid var(--rule)}.terms dt{font-weight:700;font-size:.9375rem;margin:0 0 2px}.terms dd{margin:0;color:var(--muted);font-size:.9375rem}.kv{display:grid;grid-template-columns:minmax(4.5rem,auto) 1fr;gap:2px 14px;margin:0;font-size:.9rem}.kv dt{color:var(--muted)}.kv dd{margin:0;font-family:var(--font-mono);font-weight:500}.records{list-style:none;margin:0;padding:0;border-top:1px solid var(--rule)}.records>li{padding:12px 0;border-bottom:1px solid var(--rule)}.labels{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.labels>li.summary-card{margin-bottom:0}.steps{list-style:none;counter-reset:step;margin:0 0 20px;padding:0}.steps li{position:relative;padding-left:48px;margin:0 0 14px;counter-increment:step}.steps li:before{content:counter(step,decimal-leading-zero);position:absolute;left:0;top:-.1em;font-family:var(--font-display);font-weight:700;font-size:1.375rem;line-height:1.3;color:var(--enamel);font-variant-numeric:tabular-nums}.steps .btn{margin-left:8px;vertical-align:middle}.steps .hint{display:block}.copy{display:inline-flex;flex-wrap:wrap;align-items:center;gap:6px 10px}.copy-status{margin:0}.obs{font-size:.9rem;margin:0 0 8px}.obs summary{cursor:pointer;color:var(--muted)}.obs ul{margin:6px 0 0;padding-left:1.2em}.lang{display:inline-flex;margin-left:4px}.lang-btn{min-height:44px;min-width:44px;padding:0 8px;font:inherit;font-size:.85rem;color:var(--muted);background:transparent;border:0;border-bottom:2px solid transparent;cursor:pointer}.lang-btn:hover{color:var(--ink)}.lang-btn[aria-pressed=true]{color:var(--ink);border-bottom-color:var(--enamel);font-weight:600}.turnstile{margin:0 0 8px}.turnstile:empty{display:none}[hidden]{display:none!important}fieldset{min-width:0;margin:0;padding:0;border:0}textarea.input{resize:vertical}.eyebrow{margin:0 0 14px;color:var(--link);font-size:.85rem;font-weight:700;letter-spacing:.035em}.page-head{margin-bottom:32px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.page-head h1,.section-head h2{margin-bottom:8px}.home-layout{display:grid;grid-template-columns:1fr 1.12fr;align-items:start;gap:56px}.home-intro{padding-top:20px;margin-bottom:0}.home-intro h1{font-size:clamp(2rem,3.2vw,2.5rem);line-height:1.5;white-space:pre-line}.search-panel,.summary-card,.form-card,.contract-summary,.empty-state{background:var(--surface);border:1px solid var(--rule);border-radius:20px;padding:28px;margin:0 0 24px;min-width:0}.search-panel{padding:32px;box-shadow:0 12px 36px #14385e0b;border-top:4px solid var(--enamel)}.search-panel>h2,.form-card>h2,.summary-card>h2,.contract-summary>h2{margin-top:0}.search-panel .plate{margin-top:16px}.search-panel .plate-host{font-size:1.2rem}.journey{display:flex;gap:8px;list-style:none;margin:28px 0;padding:0;font-size:.85rem;color:var(--muted)}.journey li{flex:1;padding-top:12px;border-top:3px solid var(--rule)}.journey [aria-current=step]{border-color:var(--enamel);color:var(--link);font-weight:700}.form-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:24px}.form-actions .form-actions{margin-top:0}.form-actions>.hint{flex-basis:100%}.check-label{display:flex;align-items:flex-start;gap:12px;min-height:48px;padding:14px 16px;background:var(--soft);border-radius:var(--r-ui);cursor:pointer}.check-label input{width:20px;height:20px;margin:4px 0 0;flex:none;accent-color:var(--enamel)}.support-link,.back-link{display:inline-flex;align-items:center;min-height:44px;font-size:.9rem}.back-link{margin-bottom:20px}.contract-summary{background:var(--soft)}.contract-summary dt{color:var(--muted)}.contract-summary dd{margin:0 0 12px;font-weight:600}.detail-grid{display:grid;gap:24px}.empty-state{text-align:center;padding-block:48px}.empty-state h2{margin-top:0}.empty-state .form-actions{justify-content:center}.search-panel .empty-state{border:0;border-radius:var(--r-ui);padding:20px;margin:20px 0 0;background:var(--soft);font-size:.9rem;text-align:left;color:var(--muted)}.uses{margin-top:48px;padding-top:32px;border-top:1px solid var(--rule)}.uses h2{font-size:1.25rem;color:var(--ink);margin-bottom:18px}.uses .terms{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;border:0}.uses .terms>div{background:var(--surface);border:1px solid var(--rule);border-radius:var(--r);padding:20px}.uses .terms dd{margin-top:10px}@media(max-width:800px){.home-layout{grid-template-columns:minmax(0,1fr);gap:20px}.home-intro{padding:0}.home-intro h1{max-width:18em}.uses .terms,.labels{grid-template-columns:minmax(0,1fr)}}@media(max-width:520px){.searchbox .btn{width:100%}.plate{grid-template-columns:1fr;padding-left:28px}.plate:before{left:11px}.plate-host{font-size:1.125rem}.plate-actions .btn,.btn-row .btn-primary{width:100%}.search-panel,.summary-card,.form-card,.contract-summary{padding:20px;border-radius:16px}.form-actions .btn-primary{width:100%}.page-head{align-items:stretch;gap:8px}.journey{font-size:.8rem;gap:6px}.brand{font-size:1.05rem}.brand:before{width:23px;height:27px;margin-right:6px}.lang{margin-left:0}.lang-btn{padding-inline:5px;font-size:.8rem}}