:root{color-scheme:light;--bg:linear-gradient(135deg,#eef2ff,#f8fafc 48%,#ecfeff);--text:#111827;--card:hsla(0,0%,100%,.94);--soft:#f8fafc;--line:#e5e7eb;--muted:#6b7280;--input:#fff;--primary-soft:#eef2ff;--primary-text:#3730a3;--shadow:rgba(15,23,42,.08);--ok-bg:#ecfdf5;--ok-text:#064e3b;--ok-line:#bbf7d0}:root[data-theme=dark]{color-scheme:dark;--bg:linear-gradient(135deg,#0f172a,#111827 52%,#172554);--text:#f8fafc;--card:rgba(15,23,42,.94);--soft:#111827;--line:#334155;--muted:#cbd5e1;--input:#020617;--primary-soft:#1e1b4b;--primary-text:#c7d2fe;--shadow:rgba(0,0,0,.3);--ok-bg:#052e2b;--ok-text:#d1fae5;--ok-line:#10b981}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Noto Sans JP,sans-serif}a{color:inherit}h1,h2,h3,p{margin-top:0}.container{max-width:720px;margin:0 auto;padding:22px 14px 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button.active{background:var(--primary-soft);color:var(--primary-text)}.i18n-en,:root[data-lang=en] .i18n-ja{display:none}:root[data-lang=en] .i18n-en{display:inline}.legal-list{display:grid;grid-template-columns:minmax(120px,220px) 1fr;grid-gap:12px 18px;gap:12px 18px}.legal-list dt{font-weight:800;color:var(--text);opacity:.9}.legal-list dd{margin:0;color:var(--muted)}:root[data-theme=dark] .legal-list dt{color:#e2e8f0;opacity:1}:root[data-theme=dark] .legal-list dd{color:#cbd5e1}.legal-body h2{margin-top:8px}@media (max-width:720px){.legal-list{grid-template-columns:1fr}}