:root{--bg:#eef1ee;--panel:#ffffff;--ink:#16221b;--muted:#566b5e;--line:#d8e0d8;--felt:#0c6b3c;--felt-dk:#084d2b;--gold:#dca828;--red:#c12a2a}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:18px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;-webkit-font-smoothing:antialiased}.wrap{max-width:980px;margin:0 auto;padding:0 22px}a{color:#0a7a44;text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}a:hover{text-decoration-thickness:2px}.hdr{position:sticky;top:0;z-index:50;background:var(--felt-dk);border-bottom:3px solid var(--gold)}.hdr-in{display:flex;align-items:center;gap:20px;max-width:980px;margin:0 auto;padding:11px 22px}.brand{font-weight:800;font-size:1.12rem;letter-spacing:-.01em;color:#fff;text-decoration:none;white-space:nowrap}.brand b{color:var(--gold);font-weight:800}.nav{display:flex;gap:3px;margin-left:auto}.nav a{color:#dfeee5;text-decoration:none;font-size:.93rem;font-weight:600;padding:7px 11px;border-radius:7px;white-space:nowrap}.nav a:hover{background:#ffffff1f;color:#fff}.nav a[aria-current=page]{color:var(--gold)}.nav .dd{position:relative}.nav .dd>summary{list-style:none;cursor:pointer;color:#dfeee5;font-size:.93rem;font-weight:600;padding:7px 11px;border-radius:7px;white-space:nowrap}.nav .dd>summary::-webkit-details-marker{display:none}.nav .dd>summary:after{content:"▾";margin-left:5px;color:var(--gold)}.nav .dd>summary:hover{background:#ffffff1f;color:#fff}.nav .dd>summary[aria-current=page]{color:var(--gold)}.nav .dd-menu{position:absolute;top:calc(100% + 4px);left:0;background:var(--felt-dk);border:1px solid rgba(255,255,255,.16);border-radius:10px;padding:6px;min-width:172px;display:flex;flex-direction:column;gap:1px;box-shadow:0 12px 26px #00000057;z-index:60}.nav .dd-menu a{padding:9px 12px;border-radius:6px}.burger{display:none;margin-left:auto;width:42px;height:38px;background:none;border:1px solid rgba(255,255,255,.3);border-radius:8px;cursor:pointer;padding:0;flex-direction:column;align-items:center;justify-content:center;gap:5px}.burger span{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:transform .2s,opacity .2s}.burger[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}.burger[aria-expanded=true] span:nth-child(2){opacity:0}.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.nav-scrim{position:fixed;inset:0;background:#081e1266;z-index:40}@media(max-width:760px){.burger{display:flex;position:relative;z-index:70}.nav{position:fixed;top:0;right:0;bottom:0;width:min(78vw,300px);margin:0;z-index:60;flex-direction:column;gap:2px;background:var(--felt-dk);padding:70px 16px 24px;transform:translate(100%);transition:transform .22s ease;overflow-y:auto}.nav.open{transform:none;box-shadow:-8px 0 28px #0000004d}.nav a{font-size:1.05rem;padding:13px 12px;border-radius:8px;border-bottom:1px solid rgba(255,255,255,.1)}.nav .dd{width:100%}.nav .dd>summary{font-size:1.05rem;padding:13px 12px;border-bottom:1px solid rgba(255,255,255,.1)}.nav .dd-menu{position:static;background:transparent;border:0;box-shadow:none;padding:2px 0 2px 14px;min-width:0}.nav .dd-menu a{font-size:1rem;padding:10px 12px}}main{padding:26px 0 0}h1{font-size:clamp(1.7rem,4.4vw,2.4rem);line-height:1.16;letter-spacing:-.015em;margin:.1em 0 .5em;font-weight:800}h2{font-size:1.44rem;line-height:1.3;margin:2.2em 0 .6em;font-weight:800;letter-spacing:-.01em}h2:before{content:"♠";color:var(--gold);margin-right:.4em}h3{font-size:1.12rem;margin:1.6em 0 .45em;font-weight:700}p{margin:0 0 1.05em}ul,ol{margin:0 0 1.2em;padding-left:1.35em}li{margin-bottom:.45em}.lead{font-size:1.08rem;color:#243227}.updated{color:var(--muted);font-size:.86rem;margin:-.2em 0 1.4em}.crumbs{font-size:.85rem;color:var(--muted);margin:0 0 14px}.crumbs a{color:var(--muted)}.board{margin:0 0 1.8em;border-radius:14px;overflow:hidden;border:1px solid var(--felt-dk);box-shadow:0 10px 30px #0828162e;background:var(--felt)}.board-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:9px 15px;background:var(--felt-dk);color:#eafff2}.board-title{font-weight:800;color:var(--gold);font-size:1rem}.board-hint{font-size:.8rem;color:#bfe0cd}.board-frame{width:100%;height:min(76vh,640px);border:0;display:block;background:var(--felt)}@media(max-width:760px){.board-frame{height:82vh}}.games{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin:0 0 1.8em;padding:0;list-style:none}.games a{display:block;text-decoration:none;color:var(--ink);background:var(--panel);border:1px solid var(--line);border-radius:11px;padding:15px 14px;transition:transform .12s,box-shadow .12s,border-color .12s}.games a:hover{transform:translateY(-2px);box-shadow:0 8px 18px #0828161a;border-color:var(--gold)}.games .g-suit{font-size:1.3rem;color:var(--felt)}.games .g-name{display:block;font-weight:800;margin:6px 0 2px}.games .g-vol{display:block;font-size:.8rem;color:var(--muted)}.tbl-x{overflow-x:auto;margin:0 0 1.3em}table{border-collapse:collapse;width:100%;font-size:.93rem;line-height:1.45}th,td{border:1px solid var(--line);padding:8px 11px;text-align:left;vertical-align:top}th{background:#e6ece6;font-weight:700}.howto{list-style:none;padding:0;margin:0 0 1.8em;display:grid;gap:12px}.howto li{border:1px solid var(--line);border-radius:11px;background:var(--panel);padding:15px 18px;display:flex;gap:13px;align-items:flex-start}.hs-num{flex:0 0 auto;width:30px;height:30px;border-radius:50%;background:var(--felt);color:#fff;font-weight:800;display:grid;place-items:center;font-size:1rem}.howto h3{margin:0 0 4px;font-size:1.06rem}.howto p{margin:0;color:#2a3a30}details.faq{border:1px solid var(--line);border-radius:10px;background:var(--panel);margin:0 0 10px}details.faq summary{cursor:pointer;font-weight:700;padding:13px 16px;font-size:.99rem}details.faq[open] summary{border-bottom:1px solid var(--line)}details.faq .a{padding:12px 16px 4px}.note{border:1px solid var(--line);border-left:3px solid var(--gold);border-radius:0 8px 8px 0;background:var(--panel);padding:12px 16px;margin:0 0 1.2em;font-size:.95rem}.ftr{margin-top:64px;border-top:3px solid var(--gold);background:var(--felt-dk);color:#cfe6d8}.ftr-in{max-width:980px;margin:0 auto;padding:26px 22px 34px;font-size:.88rem}.ftr-nav{display:flex;flex-wrap:wrap;gap:6px 18px;margin:0 0 14px;padding:0;list-style:none}.ftr-nav a{color:#eafff2;text-decoration:none;font-weight:600}.ftr-nav a:hover{color:var(--gold)}.ftr .disc{margin:0 0 6px;color:#a9cdb8}.totop{position:fixed;right:18px;bottom:18px;z-index:55;width:46px;height:46px;border-radius:50%;background:var(--felt);color:#fff;border:2px solid var(--gold);cursor:pointer;font-size:20px;line-height:1;box-shadow:0 4px 14px #0828164d;opacity:0;visibility:hidden;transition:opacity .2s,visibility .2s}.totop.show{opacity:1;visibility:visible}@media(max-width:560px){body{font-size:17px}h2{margin-top:1.9em}}@media print{.hdr,.ftr,.totop,.burger,.board{display:none}}