@keyframes bump{0%,to{transform:translate(0,0)}35%{transform:translate(var(--bx),var(--by))}70%{transform:translate(calc(var(--bx)*-.4),calc(var(--by)*-.4))}}@keyframes pulse{50%{stroke-width:20;filter:drop-shadow(0 0 6px var(--accent))}}:root{--bg:#f4f7f2;--card:#ffffff;--ink:#18271f;--muted:#5b6b61;--line:#dfe7dc;--accent:#23925f;--accent-ink:#ffffff;--accent-soft:#e3f4ea;--danger:#d6453d;--board:#fbfdf9;--dot:#cfdccd;--shadow:0 1px 2px rgba(20,40,28,.06),0 8px 30px rgba(20,40,28,.08);--radius:16px;--maxw:1040px}@media (prefers-color-scheme:dark){:root{--bg:#0f1713;--card:#16211b;--ink:#e9f2ec;--muted:#9bb0a3;--line:#243329;--accent:#3cc486;--accent-ink:#06210f;--accent-soft:#17301f;--board:#111b16;--dot:#2a3a30;--shadow:0 1px 2px rgba(0,0,0,.4),0 8px 30px rgba(0,0,0,.35)}}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 system-ui,-apple-system,"Segoe 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var(--line);background:var(--card);color:var(--ink);padding:9px 12px;border-radius:10px;font:inherit;font-weight:700;font-size:.93rem;cursor:pointer;transition:transform .08s,background .15s,border-color .15s}.btn:hover,a.rl:hover{border-color:var(--accent)}.btn:active{transform:scale(.97)}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn.on,.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.btn[disabled]{opacity:.45;cursor:not-allowed}.actions{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-bottom:14px}.actions .wide{grid-column:1/-1}.mini{font-size:.85rem;color:var(--muted);margin:6px 0 0}.best{margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);font-size:.9rem}main section.content{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px clamp(18px,4vw,36px);margin:18px 0;box-shadow:var(--shadow)}main section.content h2{font-size:1.5rem;line-height:1.25;margin:0 0 10px;letter-spacing:-.01em}main section.content h3{font-size:1.1rem;margin:22px 0 6px}main section.content p{margin:0 0 12px}main section.content ol,main section.content ul{padding-left:1.25rem;margin:0 0 12px}main section.content li{margin:4px 0}table.t{width:100%;border-collapse:collapse;margin:8px 0 6px;font-size:.95rem}table.t td,table.t th{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line)}.best,table.t th{color:var(--muted)}table.t th{font-weight:700;font-size:.85rem;text-transform:uppercase;letter-spacing:.05em}.faq details{border-bottom:1px solid var(--line);padding:12px 0}.faq summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";font-size:1.3rem;line-height:1;color:var(--accent)}.faq details[open] summary::after{content:"–"}.faq details p{margin:8px 0 0;color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:10px}.cards .c{background:var(--accent-soft);border-radius:12px;padding:14px 16px}.cards .c b{margin-bottom:4px}.kbd,article.page{border:1px solid var(--line)}.kbd{display:inline-block;border-bottom-width:2px;border-radius:6px;padding:0 6px;font-size:.85em;background:var(--bg)}footer.site{margin-top:34px;border-top:1px solid var(--line);background:var(--card);padding:24px 0 30px;color:var(--muted);font-size:.92rem}footer.site .wrap{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;align-items:flex-start}footer.site a{color:var(--muted);margin-right:16px}article.page{background:var(--card);border-radius:var(--radius);padding:28px clamp(18px,4vw,40px);box-shadow:var(--shadow);max-width:820px;margin:24px auto}article.page h1{font-size:clamp(1.6rem,4vw,2.2rem);line-height:1.2;margin:0 0 6px}article.page h2{margin:26px 0 8px;font-size:1.3rem}article.page li,article.page p{max-width:70ch}.meta{color:var(--muted);font-size:.9rem;margin-bottom:16px}.cta,dl.gl dt{font-weight:800}.cta{display:inline-block;margin-top:8px;background:var(--accent);color:var(--accent-ink);padding:10px 18px;border-radius:10px;text-decoration:none}@media (max-width:860px){.cards,.game{grid-template-columns:1fr}}@media (max-width:520px){nav.main a{margin-left:12px}.seg{grid-template-columns:repeat(4,1fr)}.seg .btn{padding:8px 4px;font-size:.82rem}}@media (prefers-reduced-motion:reduce){.arrow,.arrow.bump,.arrow.hint .body{animation:none;transition:none}}[hidden]{display:none!important}.btn.sm{padding:5px 12px;font-size:.85rem;text-decoration:none;display:inline-block;line-height:1.5}.share{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:22px 0 4px;padding-top:14px;border-top:1px dashed var(--line)}.share-l{font-weight:700;color:var(--muted);font-size:.9rem;margin-right:2px}.side .share{margin:12px 0 0;padding-top:12px}.overlay .share{justify-content:center;margin:12px 0 0;padding-top:10px}.support{background:var(--accent-soft);border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;font-size:.95rem}.support .btn{margin-left:8px;text-decoration:none;display:inline-block}.support.inline{max-width:none}.related,.support{max-width:820px;margin:0 auto 18px}.related h2{font-size:1.15rem;margin:0 0 10px}.rgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px}.cards .c b,a.rl,a.rl b{display:block}a.rl{background:var(--card);border-radius:12px;padding:12px 14px;text-decoration:none;color:var(--ink);box-shadow:var(--shadow)}a.rl b{color:var(--accent)}a.rl span{font-size:.88rem}.fig figcaption,.lead2,a.rl span,dl.gl dd{color:var(--muted)}.lead2{font-size:1.08rem}.fig{margin:14px 0}.fig figcaption{font-size:.92rem;max-width:60ch;margin-top:6px}a.rl,article.page code,svg.dia{border:1px solid var(--line)}svg.dia{width:200px;max-width:100%;height:auto;display:block;background:var(--board);border-radius:10px;color:var(--ink)}dl.gl dt{margin-top:14px}dl.gl dd{margin:2px 0 0;max-width:70ch}ul.archive{columns:3 150px;list-style:none;padding:0;margin:8px 0}ul.archive li{margin:4px 0}.tscroll{overflow-x:auto}article.page code{background:var(--bg);border-radius:5px;padding:0 5px;font-size:.9em}.msg.share-row{margin-top:6px}footer.site .fcol{display:flex;flex-direction:column;gap:4px;min-width:140px}footer.site .fcol:first-child{max-width:260px}footer.site .fcol a{margin-right:0}.promo-links{margin-top:14px}