:root{color-scheme:dark;--ed-bg:#090a0f;--ed-panel:#161b22;--ed-line:#2b3341;--ed-muted:#a6b2c6;--ed-accent:#b9b4ff}
.ed-shell.ed-home-section{width:100%;margin:38px auto}.ed-home-links nav{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:center}.ed-home-section .ed-cards{grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:640px){.ed-home-section .ed-cards{grid-template-columns:1fr}}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(ellipse at 5% 0%,#1c1d3d 0,transparent 48%),var(--ed-bg);color:#f2f5fb;font:16px/1.9 system-ui,-apple-system,"Segoe UI","Noto Sans JP",sans-serif}a{color:var(--ed-accent);text-underline-offset:.25em}a:hover{color:#e1deff}a:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #b9b4ff;outline-offset:5px}h1,h2,h3{line-height:1.45;letter-spacing:-.025em}h1{font-size:clamp(1.9rem,4vw,3rem);margin:.6em 0}h2{font-size:1.4rem;margin:2.5em 0 .8em}p{margin:0 0 1.2em}.ed-shell{max-width:1120px;margin:auto;padding:26px 24px}.ed-header{display:flex;gap:20px;justify-content:space-between;align-items:center;flex-wrap:wrap;border-bottom:1px solid var(--ed-line);padding-bottom:20px}.ed-brand{font-size:20px;font-weight:800;color:#f2f5fb;text-decoration:none}.ed-nav{display:flex;flex-wrap:wrap;gap:12px 24px;font-size:14px}.ed-main{max-width:820px;margin:48px auto 70px}.ed-category{color:#b9b4ff;font-size:13px;letter-spacing:.12em;font-weight:700}.ed-meta{color:var(--ed-muted);font-size:13px;margin-bottom:32px}.lead{color:#c4cde0;font-size:1.12rem;line-height:1.95}.ed-toc,.callout{padding:22px 26px;border:1px solid #444263;background:#1a1b31;border-radius:16px;margin:26px 0}.ed-toc strong{font-size:14px}.ed-toc ol{margin:.6em 0 0;padding-left:1.5em}.ed-toc a{font-size:14px}.ed-main ul,.ed-main ol{padding-left:1.6em}.ed-main li{margin:.5em 0}.table-wrap{overflow-x:auto;margin:26px 0;border:1px solid var(--ed-line);border-radius:14px}table{border-collapse:collapse;width:100%;min-width:530px;font-size:14px}th,td{padding:15px 17px;text-align:left;border-bottom:1px solid var(--ed-line);vertical-align:top}th{background:#1b2131;font-weight:600}caption{padding:14px;text-align:left;color:var(--ed-muted);font-size:13px}blockquote{margin:26px 0;padding:18px 24px;border-left:3px solid #a5a0ef;background:#151a29;color:#d5dbee}.ed-button{display:inline-block;border:1px solid #7771ca;background:#34325c;color:#fff!important;padding:12px 22px;border-radius:12px;font-weight:700;text-decoration:none;margin:16px 0}.ed-related{margin-top:44px;border-top:1px solid var(--ed-line);padding-top:20px}.ed-related h2{margin-top:0}.ed-footer{border-top:1px solid var(--ed-line);padding:28px 0;color:var(--ed-muted);font-size:13px}.ed-footer nav{display:flex;flex-wrap:wrap;gap:12px 24px;margin-bottom:12px}.ed-skip{position:absolute;top:-100px;left:20px;background:#1a1b31;padding:10px;z-index:99}.ed-skip:focus{top:10px}.ed-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,270px),1fr));gap:20px;margin:24px 0 40px}.ed-card{padding:24px;border:1px solid var(--ed-line);border-radius:18px;background:var(--ed-panel);display:block;text-decoration:none}.ed-card h3{font-size:19px;color:#f2f5fb;margin:10px 0}.ed-card p{color:var(--ed-muted);font-size:14px;margin-bottom:0}.ed-home{border:1px solid var(--ed-line);background:linear-gradient(120deg,#1c1c37,#131b28);padding:clamp(24px,5vw,54px);border-radius:22px;margin:0 0 38px}.ed-home h2{font-size:clamp(24px,4vw,40px);margin:8px 0 18px}.ed-home p{max-width:760px;color:#c4cde0}.ed-home .ed-nav{margin-top:22px}.ed-home-section{margin:38px 0}.ed-home-section h2{font-size:23px;margin:0 0 15px}.ed-home-section>p{color:#b4c0d2;max-width:860px}.ed-home-section details{border-bottom:1px solid var(--ed-line);padding:16px 0}.ed-home-section summary{cursor:pointer;font-weight:600}.ed-home-section details p{margin:14px 0 0;color:#b4c0d2}.ed-home-links{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 24px;margin:12px auto} @media(max-width:600px){.ed-shell{padding:20px 18px}.ed-main{margin-top:30px}.ed-toc,.callout{padding:18px}.ed-header{gap:10px}.ed-nav{gap:10px 16px}h2{margin-top:2em}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.ed-form{position:relative}.ed-form>label{display:block;font-weight:600;margin:22px 0 8px}.ed-form input:not([type=checkbox]),.ed-form textarea{width:100%;background:#101623;border:1px solid #58627b;color:#f2f5fb;font:inherit;border-radius:10px;padding:12px}.ed-form input:focus,.ed-form textarea:focus{outline:2px solid #b9b4ff;outline-offset:2px}.ed-form .ed-consent{display:flex;gap:12px;font-size:14px;align-items:flex-start}.ed-consent input{margin-top:7px}.ed-help{color:#a6b2c6;font-size:14px}.ed-trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.ed-form button{font:inherit;cursor:pointer}