:root{color-scheme:light;--ink:#243c33;--muted:#56665d;--paper:#f5f6f1;--surface:#fff;--line:#d9dfd5;--accent:#286043;--soft:#eaf0e6;--danger:#9b2525;font-family:system-ui,-apple-system,"Segoe UI","Noto Sans SC",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;flex-direction:column}a{color:var(--accent);text-underline-offset:.22em}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #285bb1;outline-offset:4px}.skip{position:absolute;left:1rem;top:-5rem;background:white;padding:.8rem;z-index:5}.skip:focus{top:1rem}header{padding:1.4rem max(1.25rem,calc((100vw - 1120px)/2));display:flex;align-items:center;justify-content:space-between;gap:1rem;border-bottom:1px solid var(--line)}.brand{font-size:1.3rem;font-weight:750;letter-spacing:-.03em;text-decoration:none;color:var(--ink)}.brand span{font-weight:500;font-size:.9rem;letter-spacing:0;margin-left:.7rem;color:var(--muted)}nav{display:flex;flex-wrap:wrap;gap:.2rem 1rem}nav a{display:inline-flex;align-items:center;min-height:44px;font-size:.9rem}main{width:min(100% - 2.5rem,1040px);margin:3rem auto 4rem;flex:1}h1{font-size:clamp(2rem,4vw,2.7rem);line-height:1.2;font-weight:650;letter-spacing:-.04em;margin:.5rem 0 1rem}h2{font-weight:650;margin:0;font-size:1.5rem}.eyebrow{color:var(--accent);font-size:.8rem;font-weight:650;letter-spacing:.12em;margin:0}.intro{line-height:1.8;color:var(--muted);margin:0 0 1.75rem}.page-heading{margin-bottom:2rem}.modules{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}.module{padding:2rem;background:var(--surface);border:1px solid var(--line);border-radius:1rem;display:flex;flex-direction:column;align-items:flex-start}.module-number{display:inline-flex;padding:.35rem .6rem;background:var(--soft);color:var(--accent);border-radius:.4rem;font-size:.8rem;margin-bottom:1.6rem}.module p{color:var(--muted);line-height:1.8;margin:.7rem 0 2rem;flex:1}.button,button{font:inherit;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:1.4rem;min-height:46px;background:var(--accent);color:#fff;border:1px solid var(--accent);border-radius:.5rem;padding:.7rem 1rem;text-decoration:none;cursor:pointer}.account{display:flex;justify-content:space-between;gap:1.25rem;align-items:center;margin-top:1.5rem;padding:1.5rem;border-top:1px solid var(--line)}.account h2{font-size:1rem}.account p{margin:.4rem 0 0;color:var(--muted);font-size:.9rem}.account a{min-height:44px;display:inline-flex;align-items:center}.form-panel{max-width:32rem;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:1rem;padding:2rem}form>div{margin:1.3rem 0}label{display:block;margin-bottom:.5rem;font-weight:600}input:not([type=hidden]){width:100%;border:1px solid #85978a;border-radius:.45rem;background:#fff;min-height:46px;padding:.65rem .8rem;font:inherit;font-size:1rem;color:var(--ink)}.helptext{font-size:.8rem;line-height:1.7;color:var(--muted);margin-top:.6rem}.helptext ul{padding-left:1.3rem;margin:.4rem 0}.errorlist{padding-left:1.3rem;color:var(--danger);font-size:.9rem;line-height:1.7}.notice{padding:.85rem 1rem;border-left:3px solid var(--accent);background:var(--soft);line-height:1.7;color:var(--ink)}form button{margin-top:.4rem}.cancel{display:inline-flex;align-items:center;min-height:44px;margin:.7rem 1rem}footer{font-size:.8rem;color:var(--muted);text-align:center;padding:1.5rem;border-top:1px solid var(--line)}
@media(hover:hover){.button:hover,button:hover{background:#1d4b33}nav a:hover{color:#193c29}}
@media(prefers-reduced-motion:no-preference){.button,button{transition:background-color 120ms,transform 120ms}.button:active,button:active{transform:scale(.96)}}
@media(max-width:42rem){header{align-items:flex-start;flex-direction:column;gap:.3rem}main{margin-top:2rem}.modules{grid-template-columns:1fr}.module,.form-panel{padding:1.4rem}.account{padding:1.2rem 0;flex-wrap:wrap}.brand span{margin-left:.5rem}}
@media(forced-colors:active){a:focus-visible,button:focus-visible,input:focus-visible{outline-color:Highlight}}
