:root{color-scheme:light dark;--bg:#f7f5ef;--panel:#fffefa;--text:#252f30;--muted:#626c6b;--line:#dcded6;--accent:#176858;--tint:#eaf3ed;--code:#172e2b;--code-text:#e8f2eb;--note:#f3f0e6;--warm:#82572c}
@media(prefers-color-scheme:dark){:root{--bg:#101916;--panel:#19221e;--text:#e6eee7;--muted:#acb9af;--line:#36463b;--accent:#85d6b7;--tint:#233a2e;--code:#0c1511;--code-text:#d6efdf;--note:#302d23;--warm:#e7bd87}}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.8 -apple-system,BlinkMacSystemFont,"Segoe UI","Malgun Gothic",sans-serif;word-break:keep-all;overflow-wrap:anywhere}a{color:var(--accent);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}button,input{font:inherit}button{cursor:pointer}button,a,input,summary,[tabindex]{outline-offset:5px}:focus-visible{outline:3px solid var(--accent)}.skip{position:absolute;left:20px;top:-80px;padding:10px;background:var(--panel);z-index:3}.skip:focus{top:12px}.topbar{max-width:1264px;margin:auto;padding:22px 32px;display:flex;justify-content:space-between;gap:20px;align-items:center;border-bottom:1px solid var(--line)}.brand{font-weight:750;text-decoration:none;color:var(--text)}.brand span{font-weight:400;color:var(--muted)}.topbar nav{display:flex;flex-wrap:wrap;gap:24px;font-size:14px}.topbar nav a{text-decoration:none}.topbar [aria-current]{font-weight:750;border-bottom:2px solid var(--accent)}main{max-width:1264px;margin:auto;padding:0 32px}.hero{padding:62px 0 58px;border-bottom:1px solid var(--line);position:relative}.eyebrow,.section-number{font-size:12px;letter-spacing:.12em;font-weight:700;color:var(--accent)}h1{font-size:clamp(35px,4.5vw,58px);line-height:1.3;letter-spacing:-.055em;margin:18px 0 22px;max-width:900px}h2{font-size:27px;line-height:1.45;letter-spacing:-.04em;margin:10px 0 20px}h3{font-size:19px;letter-spacing:-.02em;margin:32px 0 12px}.intro{font-size:18px;color:var(--muted);margin-bottom:24px}.pills{display:flex;flex-wrap:wrap;gap:8px}.pills span{font-size:12px;border:1px solid var(--line);border-radius:4px;padding:4px 10px}.hero-actions{display:flex;align-items:center;gap:24px;margin-top:28px;font-size:14px}.primary{background:var(--accent);color:var(--panel);font-weight:700;padding:11px 18px;border-radius:7px;text-decoration:none}.guide-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:40px;align-items:start;margin-top:40px}.contents{position:sticky;top:24px;padding-bottom:30px}.contents>a{display:block;padding:8px 0;font-size:14px;text-decoration:none;color:var(--muted)}.contents>a:hover{color:var(--accent)}.progress-box{margin-top:22px;padding-top:20px;border-top:1px solid var(--line);font-size:13px}.progress-box label{font-weight:700}.progress-box p{margin:5px 0 10px}.progress-box small{display:block;margin-top:12px;line-height:1.7;color:var(--muted)}progress{width:100%;height:9px;accent-color:var(--accent);display:block;margin-top:14px}#reset-progress{border:1px solid var(--line);background:var(--panel);color:var(--muted);border-radius:5px;padding:5px 10px;font-size:12px}.guide-body{min-width:0}.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:30px;margin-bottom:24px}.panel p{margin:12px 0 18px}.tracks{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0}.tracks a{display:flex;flex-direction:column;padding:18px;border:1px solid var(--line);border-radius:8px;text-decoration:none;color:var(--text);transition:border-color .15s,background .15s}.tracks a:hover{border-color:var(--accent);background:var(--tint)}.tracks strong{font-size:18px}.tracks span{font-size:13px;color:var(--muted);margin-top:6px}.tracks .track-link{color:var(--accent);margin-top:14px}.note,.callout{padding:16px 18px;border-left:3px solid var(--accent);background:var(--tint);font-size:14px}.callout{border-color:var(--warm);background:var(--note)}.check{display:flex;align-items:flex-start;gap:11px;padding-top:20px;margin-top:24px;border-top:1px solid var(--line);font-size:14px;font-weight:600;cursor:pointer}.check input{width:18px;height:18px;flex:0 0 18px;margin-top:4px;accent-color:var(--accent)}.table-wrap{overflow:auto;margin:22px 0}table{border-collapse:collapse;width:100%;font-size:14px;min-width:620px;text-align:left}td,th{padding:14px 12px;border-bottom:1px solid var(--line);vertical-align:top}th{background:var(--tint);white-space:nowrap}td:first-child{min-width:150px;font-weight:650}code{font-family:Consolas,"SFMono-Regular",monospace;font-size:.87em;padding:2px 4px;border-radius:3px;background:var(--tint);overflow-wrap:anywhere}pre{position:relative;background:var(--code);color:var(--code-text);border-radius:8px;padding:22px 18px;overflow:auto;line-height:1.75;font-size:14px;white-space:pre}pre code{padding:0;background:none;color:inherit;font-size:inherit}pre.has-copy{padding-top:48px}.copy{position:absolute;right:10px;top:9px;background:#2b4840;color:#edf7f1;border:1px solid #698579;border-radius:4px;padding:3px 10px;font-size:12px}.copy:focus-visible{outline-color:#a3efcc}ol,ul{padding-left:24px}li{margin:9px 0}details{border-top:1px solid var(--line);padding:16px 0}summary{cursor:pointer;font-weight:650;line-height:1.6;padding-right:12px}details p{font-size:14px}.file-link{display:inline-block;border:1px solid var(--accent);padding:6px 12px;border-radius:5px;font-weight:650;text-decoration:none;margin-right:10px;font-size:14px}.sources{font-size:13px;color:var(--muted)}footer{font-size:13px;color:var(--muted);margin:32px 0 54px}.section-number{margin-bottom:6px}
@media(max-width:980px){.guide-layout{grid-template-columns:180px minmax(0,1fr);gap:24px}.panel{padding:24px}.topbar nav{gap:16px}.brand span{display:none}}
@media(max-width:760px){.topbar{padding:18px 20px;align-items:flex-start;flex-direction:column;gap:8px}.topbar nav{font-size:13px}main{padding:0 16px}.hero{padding:36px 4px}.intro{font-size:16px}.hero-actions{gap:16px;flex-wrap:wrap}.guide-layout{display:block;margin-top:24px}.contents{position:static;display:flex;flex-wrap:wrap;gap:6px 14px}.contents>.eyebrow{width:100%;margin:0}.contents>a{padding:4px 0;font-size:12px}.progress-box{width:100%;margin-top:12px;padding-top:14px}.progress-box small{margin-top:6px}.panel{padding:22px 18px}h2{font-size:23px}.tracks{gap:8px}.tracks a{padding:14px 12px}.tracks strong{font-size:16px}pre{font-size:12px;padding-left:12px}.check{font-size:13px}}
@media(max-width:360px){.tracks{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.tracks a{transition:none}}
@media print{.topbar,.contents,.hero-actions,.copy{display:none!important}.guide-layout{display:block}.panel{break-inside:auto;border:0;padding:12px 0}.hero{padding:10px 0}body{background:white;color:black;font-size:11pt}h1{font-size:25pt}pre{white-space:pre-wrap;background:#eee;color:black}a{color:inherit}.table-wrap{overflow:visible}table{min-width:0;font-size:10pt}details{display:block}details>*{display:block}footer{margin:12px 0}}