:root{--bg:#f6f9fc;--surface:#fff;--text:#24303a;--muted:#5f6b76;--accent:#1f6fb2;--accent-dark:#17578d;--accent-soft:#e2eff9;--sky:#d6f1fb;--green:#4f7a3a;--green-soft:#e5eedc;--border:#dde5ec;--footer-bg:#1d3b55;--footer-text:#e6eef5;--c-sun:#e8312a;--c-tractor:#f39800;--c-rain:#00b4e6;--c-book:#35b72e;--radius:10px;--wrap:1040px}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--text);overflow-wrap:anywhere;margin:0;font-family:Hiragino Kaku Gothic ProN,Noto Sans JP,Yu Gothic,YuGothic,Meiryo,sans-serif;font-size:16px;line-height:1.85}img,video{max-width:100%;height:auto}a{color:var(--accent)}a:hover{text-decoration-thickness:2px}.wrap{max-width:var(--wrap);margin:0 auto;padding:0 16px}.skip-link{position:absolute;left:-9999px}.skip-link:focus{background:var(--surface);z-index:10;padding:8px 12px;top:8px;left:16px}.site-header{background:var(--surface);border-bottom:1px solid var(--border)}.header-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px 24px;padding-top:12px;padding-bottom:12px;display:flex}.topbar{background:var(--accent);color:#fff;letter-spacing:.06em;padding:4px 0;font-size:.78rem}.logo{color:var(--text);align-items:center;gap:12px;text-decoration:none;display:flex}.logo img{width:150px;height:auto}.logo-text{border-left:1px solid var(--border);flex-direction:column;padding-left:12px;line-height:1.3;display:flex}.logo-sub{color:var(--muted);letter-spacing:.08em;font-size:.68rem}.logo-main{letter-spacing:.12em;font-size:1.3rem;font-weight:700}.global-nav ul{flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.global-nav a{color:var(--text);flex-direction:column;align-items:center;padding:6px 12px 8px;line-height:1.4;text-decoration:none;display:flex;position:relative}.global-nav a:after{content:"";background:var(--accent);border-radius:3px;height:3px;transition:transform .25s;position:absolute;bottom:0;left:12px;right:12px;transform:scaleX(0)}.global-nav a:hover:after,.global-nav a:focus-visible:after,.global-nav a[aria-current=page]:after{transform:scaleX(1)}.global-nav a:hover:not([aria-current=page]):after{opacity:.35}.nav-ja{font-size:.92rem;transition:color .2s}.nav-en{letter-spacing:.12em;color:var(--muted);font-size:.6rem;transition:letter-spacing .25s,color .2s}.global-nav a:hover .nav-ja{color:var(--accent)}.global-nav a:hover .nav-en{letter-spacing:.2em;color:var(--accent)}.global-nav a[aria-current=page] .nav-ja{color:var(--accent);font-weight:700}@media (width<=760px){.header-inner{padding-bottom:0}.global-nav{-webkit-overflow-scrolling:touch;scrollbar-width:none;width:100%;overflow-x:auto}.global-nav ul{flex-wrap:nowrap}.global-nav a{white-space:nowrap;padding:4px 10px 6px}.logo img{width:120px}}.page-head{padding:40px 0 8px}.page-head h1{margin:0;font-size:clamp(1.5rem,4vw,2rem);line-height:1.4}.page-head .lead{color:var(--muted);margin:8px 0 0}.breadcrumb{color:var(--muted);margin:0 0 8px;font-size:.85rem}.breadcrumb a{color:var(--muted)}.section{padding:32px 0}.section-title{border-left:4px solid var(--accent);margin:0 0 20px;padding-left:12px;font-size:1.35rem;line-height:1.4}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.cards{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;display:grid}.notice{background:var(--accent-soft);border-radius:var(--radius);padding:20px 24px}.button{background:var(--accent);color:#fff;border-radius:999px;padding:12px 22px;font-weight:700;text-decoration:none;transition:background-color .2s,color .2s,transform .2s,box-shadow .2s;display:inline-block}.button:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 6px 16px #1f6fb240}.button:active{box-shadow:none;transform:translateY(0)}.button.secondary{color:var(--accent);border:2px solid var(--accent);background:0 0}.button.secondary:hover{background:var(--accent);color:#fff}.prose{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:clamp(20px,4vw,40px)}.prose>:first-child{margin-top:0}.prose h2{border-bottom:2px solid var(--border);margin:2em 0 .8em;padding-bottom:6px;font-size:1.3rem}.prose h3{margin:1.8em 0 .6em;font-size:1.12rem}.prose h4{margin:1.5em 0 .5em;font-size:1rem}.prose img{border-radius:6px;margin:1.2em auto;display:block}.prose blockquote{border-left:4px solid var(--border);color:var(--muted);margin:1.2em 0;padding:.5em 1em}.table-scroll{-webkit-overflow-scrolling:touch;margin:1em 0;overflow-x:auto}.report-table{border-collapse:collapse;background:var(--surface);width:100%;min-width:640px;font-size:.92rem}.report-table th,.report-table td{border:1px solid var(--border);vertical-align:top;text-align:left;padding:8px 10px}.report-table th{background:#eef3f8;font-size:.85rem;font-weight:700}.report-table .num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}.site-footer{background:var(--footer-bg);color:var(--footer-text);margin-top:64px;font-size:.88rem}.footer-inner{flex-wrap:wrap;justify-content:space-between;gap:16px 32px;padding-top:32px;padding-bottom:16px;display:flex}.footer-inner p{margin:0}.footer-logo{box-sizing:content-box;background:#fff;border-radius:8px;width:180px;height:auto;margin-bottom:12px;padding:8px 12px;display:block}.footer-name{font-size:1rem;font-weight:700}.footer-links{flex-wrap:wrap;gap:4px 20px;margin:0;padding:0;list-style:none;display:flex}.site-footer a{color:var(--footer-text)}.copyright{text-align:center;opacity:.8;margin:0;padding:12px 16px 24px;font-size:.8rem}a{transition:color .2s}@keyframes reveal-up{0%{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:no-preference){@supports (animation-timeline:view()){.reveal{animation:linear both reveal-up view();animation-range:entry entry 40%}}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}
