@font-face{font-family:Source;src:url(assets/c2l-guide-sans-400.woff2)}
@font-face{font-family:Source;src:url(assets/c2l-guide-sans-700.woff2);font-weight:700}
:root{--plum:#470544;--cyan:#4cacbe;--ink:#24313e;--muted:#546371;--line:#dce4e8;--paper:#f4f7f8}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:#fff;color:var(--ink);font:18px/1.6 Source,Segoe UI,Arial,sans-serif}
a{color:#236f80;text-underline-offset:3px}a:hover{color:var(--plum)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}
.masthead{display:flex;align-items:center;justify-content:space-between;padding:18px max(24px,calc((100vw - 1260px)/2));border-bottom:1px solid var(--line);gap:20px;position:sticky;top:0;background:#fffffff5;z-index:10}
.masthead-actions{display:flex;align-items:center;gap:18px;white-space:nowrap}.language-switch{display:flex;align-items:center;gap:5px;font-size:14px}.language-switch a,.language-switch span{padding:3px 6px}.language-switch [aria-current]{color:var(--ink);font-weight:700;text-decoration:none}
.logo{color:var(--plum);font-size:24px;font-weight:700;letter-spacing:.3px;text-decoration:none;white-space:nowrap}.logo span{color:var(--cyan)}.edition{color:var(--muted);font-size:14px}
main{max-width:1260px;margin:0 auto;padding:0 32px 70px}.eyebrow{font-size:14px;letter-spacing:1.6px;font-weight:700;color:var(--muted);margin:0 0 20px}
.hero{padding:76px 0 52px;max-width:1000px}.hero h1{font-size:clamp(38px,5vw,65px);line-height:1.06;color:var(--plum);margin:0 0 30px;letter-spacing:-1px}.deck{font-size:25px;line-height:1.45;max-width:850px}
.button,button{display:inline-block;background:var(--plum);color:white;border:0;border-radius:5px;padding:11px 18px;font:700 16px Source,Arial;cursor:pointer;text-decoration:none}.button:hover{color:white;background:#64245f}.button.secondary{color:var(--plum);background:var(--paper);border:1px solid var(--line)}
.book-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:25px;margin:34px 0}.book-card{border-top:4px solid var(--plum);background:var(--paper);padding:28px}.book-card h2{margin:8px 0 14px;font-size:29px;line-height:1.15;color:var(--plum)}.book-card p{margin:0 0 20px}.book-card .num{color:#277989;font-weight:700;font-size:15px}
.layout{display:grid;grid-template-columns:235px minmax(0,1fr);gap:50px}.contents{font-size:15px;align-self:start;position:sticky;top:95px;max-height:calc(100vh - 120px);overflow:auto;border-left:2px solid var(--line);padding:0 0 0 18px}.contents ul{padding-left:0;list-style:none}.contents li{margin-bottom:9px}.contents ul ul{display:none}.contents a{text-decoration:none;color:var(--muted)}.contents a:hover{color:var(--plum)}
article{min-width:0;max-width:870px}article h1{display:none}article h2{font-size:34px;line-height:1.17;color:var(--plum);margin:64px 0 20px;padding-top:18px;border-top:1px solid var(--line)}article h2:first-child{margin-top:0}article h3{font-size:24px;line-height:1.25;color:var(--plum);margin:34px 0 10px}article h4{font-size:19px;margin:24px 0 8px}p{margin:0 0 18px}li{margin-bottom:7px}blockquote{margin:24px 0;padding:20px 23px;background:var(--paper);border-left:4px solid var(--cyan);font-weight:700}blockquote p:last-child{margin:0}table{width:100%;border-collapse:collapse;margin:25px 0;font-size:16px;line-height:1.42}th{background:var(--plum);color:white;text-align:left}th,td{padding:12px 13px;vertical-align:top;border-bottom:1px solid var(--line)}tr:nth-child(even){background:var(--paper)}code{font:14px/1.3 Consolas,monospace;overflow-wrap:anywhere;color:#536675}
.figure{margin:26px 0;background:var(--paper);padding:25px;border-radius:7px}.figure ol{display:flex;list-style:none;padding:0;gap:16px}.figure li{flex:1;font-size:15px}.figure strong{display:block;color:var(--plum);font-size:21px}.figure .caption{font-size:14px;color:var(--muted);margin:12px 0 0}.notice{padding:22px 26px;background:var(--paper);border-left:4px solid var(--cyan);font-size:16px;margin:25px 0}.toolbar{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin:24px 0}.toolbar input,.toolbar select{font:16px Source;padding:11px;border:1px solid #b7c5cd;border-radius:4px;max-width:100%}.toolbar input{flex:1;min-width:180px}.status{font-size:14px;color:var(--muted)}.rule-card{padding:20px;border:1px solid var(--line);border-radius:5px;margin:16px 0}.rule-card h3{margin:0 0 10px;font-size:22px}.rule-meta{font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);margin-bottom:8px}.rule-card p{font-size:16px;margin:8px 0}.hidden{display:none!important}.footer{border-top:1px solid var(--line);padding:30px 0;font-size:14px;color:var(--muted)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.rule-card{overflow-wrap:anywhere}
@media(max-width:850px){.layout{display:block}.contents{position:static;max-height:none;margin-bottom:35px}.contents ul{columns:2}.book-grid{grid-template-columns:1fr}.edition{display:none}.masthead{flex-wrap:wrap}.masthead-actions{margin-left:auto}.hero{padding-top:42px}main{padding:0 20px 40px}.figure ol{display:block}.figure li{margin:15px 0}.deck{font-size:21px}table{display:block;overflow:auto}.hero h1{letter-spacing:-.5px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media print{.masthead,.contents,.toolbar,.button{display:none}.layout{display:block}main{padding:0}.hero{padding:0}article h2{break-before:page}.book-card,blockquote,.rule-card{break-inside:avoid}body{font-size:11pt}a{color:inherit}.hero h1{font-size:30pt}}