#nfr-chronology{--navy:#18313b;--gold:#aa7335;--ink:#233940;--muted:#5d6b6d;--paper:#faf7f0;--line:#dcdcd3;max-width:1260px;margin:24px 24px 40px 4px;color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--paper);border:1px solid var(--line);border-radius:4px;overflow:hidden}
#nfr-chronology *{box-sizing:border-box}#nfr-chronology h1,#nfr-chronology h2,#nfr-chronology h3,#nfr-chronology p{margin:0}#nfr-chronology button,#nfr-chronology select{font:inherit}#nfr-chronology button{cursor:pointer}#nfr-chronology a{color:#235e70;text-decoration-thickness:1px;text-underline-offset:4px}#nfr-chronology :focus-visible{outline:3px solid #27799c;outline-offset:4px}#nfr-chronology [hidden]{display:none!important}
#nfr-chronology .ch-hero{padding:54px 52px;display:grid;grid-template-columns:1.45fr 1fr;gap:36px;background:var(--navy);color:#f9f5e9;border-top:5px solid var(--gold);position:relative}#nfr-chronology .ch-kicker{font-size:11px;font-weight:750;letter-spacing:2px;line-height:1.6}#nfr-chronology .ch-hero .ch-kicker{color:#d4bd93}#nfr-chronology h1{font:normal clamp(35px,4.1vw,58px)/1.05 Georgia,serif;letter-spacing:-1.8px;color:inherit;margin:20px 0}#nfr-chronology h1 em{font-weight:normal;color:#e7c58e}#nfr-chronology .ch-lead{font-size:16px;line-height:1.7;color:#dce4e3}#nfr-chronology .ch-badge{display:inline-block;margin-top:24px;padding:6px 10px;border:1px solid #5b7277;border-radius:3px;font-size:11px}#nfr-chronology .ch-date{align-self:center;border-left:1px solid #50666c;padding:20px 0 20px 35px}#nfr-chronology .ch-date strong{display:block;font:normal 32px/1.4 Georgia,serif;margin:10px 0}#nfr-chronology .ch-date p,#nfr-chronology .ch-date small{color:#c1cece;font-size:12px}#nfr-chronology .ch-era-line{display:flex;align-items:center;gap:10px;font-size:10px;color:#d4bd93;margin:28px 0 10px}#nfr-chronology .ch-era-line i{height:1px;flex:1;background:#a28e6c;position:relative}#nfr-chronology .ch-era-line i:after{content:"";position:absolute;width:6px;height:6px;background:#d4bd93;left:48%;top:-2px;border-radius:50%}
#nfr-chronology .ch-instructions{display:flex;gap:24px;padding:30px 44px;border-bottom:1px solid var(--line)}#nfr-chronology .ch-step{font:24px Georgia,serif;color:var(--gold);white-space:nowrap;padding-top:5px}#nfr-chronology h2{font:normal 28px/1.2 Georgia,serif;color:var(--navy)}#nfr-chronology .ch-instructions h2{font-size:23px;margin-bottom:7px}#nfr-chronology .ch-instructions p{font-size:13px;max-width:800px;color:var(--muted)}
#nfr-chronology .ch-game-layout{display:grid;grid-template-columns:minmax(0,1fr) 255px;gap:35px;padding:32px 44px 44px}#nfr-chronology .ch-list-label{display:flex;justify-content:space-between;gap:10px;font-size:10px;letter-spacing:1px;color:var(--muted)}#nfr-chronology #ch-cards{list-style:none;margin:14px 0;padding:0;display:grid;gap:10px}#nfr-chronology .ch-card{display:flex;align-items:center;gap:17px;background:#fff;border:1px solid #d9dfdb;border-radius:4px;padding:17px 16px;box-shadow:0 2px 0 #18313b05;margin:0;transition:box-shadow .15s}#nfr-chronology .ch-card[draggable=true]{cursor:grab}#nfr-chronology .ch-card:hover{border-color:#b6c8c5;box-shadow:0 5px 14px #18313b0a}#nfr-chronology .ch-dragging{opacity:.45}#nfr-chronology .ch-number{font:23px Georgia,serif;color:#9d8a70;min-width:28px}#nfr-chronology .ch-card-copy{flex:1;min-width:0}#nfr-chronology .ch-category{display:block;font-size:9px;letter-spacing:1.2px;font-weight:750;text-transform:uppercase;color:#667875;margin-bottom:4px}#nfr-chronology h3{font:normal 20px/1.3 Georgia,serif;color:var(--navy)}#nfr-chronology .ch-hint{display:block;border:0;padding:4px 0 0;color:#705b36;background:transparent;font-size:11px;text-align:left;line-height:1.45;text-decoration:underline;text-underline-offset:3px}#nfr-chronology .ch-hint:disabled{text-decoration:none;color:#626e6d;cursor:default}#nfr-chronology .ch-moves{display:flex;flex-direction:column;gap:5px}#nfr-chronology .ch-arrow{width:44px;height:36px;border:1px solid #dce3df;background:#f7f9f7;border-radius:3px;color:#244d55;font-size:20px;line-height:1}#nfr-chronology button:disabled{opacity:.45;cursor:default}#nfr-chronology .ch-board{position:sticky;top:50px;align-self:start;padding:26px 22px;background:#eeeadd;border:1px solid #ddd7c8;border-radius:4px}#nfr-chronology .ch-board h2{margin:12px 0 16px;font-size:29px}#nfr-chronology .ch-board p{font-size:12px;line-height:1.65;margin-bottom:17px}#nfr-chronology .ch-primary,#nfr-chronology .ch-secondary{border:0;border-radius:3px;padding:12px 16px;text-align:left;font-size:12px;font-weight:650;line-height:1.4}#nfr-chronology .ch-primary{background:var(--navy);color:white;width:100%;display:flex;justify-content:space-between;gap:7px}#nfr-chronology .ch-secondary{background:transparent;color:var(--navy);border:1px solid #bcc6c1;margin:10px 0 16px}#nfr-chronology .ch-small{color:var(--muted);font-size:10px!important}#nfr-chronology .ch-ornament{border-top:1px solid #d5cebd;padding-top:18px;font:38px/1.12 Georgia,serif;color:#baae96;letter-spacing:5px;text-align:right}#nfr-chronology .ch-ornament span{color:#778d8c}
#nfr-chronology #ch-result{padding:40px 44px;border-top:4px solid var(--gold);scroll-margin-top:50px}#nfr-chronology .ch-result-head{display:flex;justify-content:space-between;gap:25px;align-items:center;padding-bottom:30px;border-bottom:1px solid var(--line)}#nfr-chronology .ch-result-head h2{margin:10px 0}#nfr-chronology .ch-result-head p{font-size:12px}#nfr-chronology .ch-score{font:normal 54px Georgia,serif;color:var(--gold);white-space:nowrap}#nfr-chronology .ch-solution-title{margin:35px 0 25px}#nfr-chronology .ch-solution{list-style:none;margin:0;padding:0}#nfr-chronology .ch-solution li{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}#nfr-chronology .ch-year{font:normal 26px Georgia,serif;color:var(--gold)}#nfr-chronology .ch-solution p{font-size:14px;margin:10px 0}#nfr-chronology .ch-solution a{font-size:12px}#nfr-chronology small{display:block;font-size:10px;color:var(--muted);margin-top:8px}
#nfr-chronology .ch-editorial{padding:30px 44px;display:grid;grid-template-columns:1fr 1fr;gap:30px;border-top:1px solid var(--line);background:#f0f2ec}#nfr-chronology .ch-editorial h2{margin-top:8px;font-size:24px}#nfr-chronology label{display:block;font-size:12px;font-weight:600}#nfr-chronology select{max-width:100%;min-height:42px;font-size:12px;margin:6px 7px 0 0}#nfr-chronology .ch-editorial a{font-size:12px}#nfr-chronology .ch-method{margin:0 44px;padding:20px 0;border-bottom:1px solid var(--line);font-size:13px}#nfr-chronology summary{cursor:pointer;font-weight:650;color:var(--navy)}#nfr-chronology .ch-method p{margin-top:14px;color:var(--muted)}#nfr-chronology .ch-catalog{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}#nfr-chronology .ch-catalog article{padding:20px;background:white;border:1px solid var(--line)}#nfr-chronology .ch-catalog a{overflow-wrap:anywhere;font-size:12px}#nfr-chronology .ch-footer{display:flex;flex-wrap:wrap;gap:8px 24px;padding:24px 44px;font-size:10px;color:var(--muted)}#nfr-chronology .ch-warning{padding:15px 24px;background:#fff0d0;border-bottom:1px solid #d9b165;font-size:13px}#nfr-chronology .ch-sr{position:absolute;clip-path:inset(50%);height:1px;width:1px;overflow:hidden}
@media(max-width:1000px){#nfr-chronology .ch-game-layout{grid-template-columns:minmax(0,1fr) 215px;gap:20px;padding:25px}#nfr-chronology .ch-board{padding:20px 15px}#nfr-chronology .ch-hero{padding:35px}#nfr-chronology h3{font-size:18px}}
@media(max-width:700px){#nfr-chronology{margin:12px 10px 20px 0}#nfr-chronology .ch-hero{grid-template-columns:1fr;padding:28px 22px;gap:24px}#nfr-chronology h1{font-size:42px;letter-spacing:-1.2px}#nfr-chronology .ch-date{border-left:0;border-top:1px solid #50666c;padding:18px 0 0}#nfr-chronology .ch-date strong{font-size:24px;margin:6px 0}#nfr-chronology .ch-era-line{display:none}#nfr-chronology .ch-instructions{padding:24px 20px;gap:14px}#nfr-chronology .ch-instructions h2{font-size:22px}#nfr-chronology .ch-step{font-size:18px}#nfr-chronology .ch-game-layout{grid-template-columns:1fr;padding:22px 16px;gap:24px}#nfr-chronology .ch-card{padding:14px 10px;gap:10px}#nfr-chronology .ch-number{min-width:22px;font-size:18px}#nfr-chronology h3{font-size:18px}#nfr-chronology .ch-arrow{height:44px;width:44px}#nfr-chronology .ch-board{position:static;padding:24px}#nfr-chronology .ch-ornament{display:none}#nfr-chronology .ch-primary{min-height:48px;font-size:14px}#nfr-chronology .ch-editorial{grid-template-columns:1fr;padding:25px 22px}#nfr-chronology .ch-method{margin:0 22px}#nfr-chronology .ch-catalog{grid-template-columns:1fr}#nfr-chronology .ch-footer{padding:22px}#nfr-chronology #ch-result{padding:28px 20px}#nfr-chronology .ch-result-head{align-items:start;flex-direction:column;gap:15px}#nfr-chronology .ch-solution li{grid-template-columns:1fr;gap:8px}#nfr-chronology .ch-year{font-size:23px}}
@media(prefers-reduced-motion:reduce){#nfr-chronology *{scroll-behavior:auto!important;transition:none!important}}