:root{--ink:#2d211d;--muted:#6d6259;--line:#e2d9c8;--paper:#fffdf6;--bg:#f6f3ea;--wine:#732c2c;--wine-ink:#fff;--gold:#b5832a;
  --ok:#2e7d32;--okbg:#e9f5ea;--bad:#a3261d;--badbg:#fbeaea;--warnbg:#fff6dd;--sel:#f3e7d3;
  --c:#2e7d32;--d:#d9731a;--h:#b22222;--s:#1d1d1d}
@media (prefers-color-scheme:dark){:root{--ink:#ece6dc;--muted:#b3a99c;--line:#443c33;--paper:#221d19;--bg:#171310;--wine:#c9787a;--wine-ink:#1a0f0f;--gold:#e0b567;
  --ok:#7cc583;--okbg:#1d2e20;--bad:#f0a39a;--badbg:#3a2120;--warnbg:#3a3120;--sel:#3a2f24;--c:#6fc276;--d:#f0a45c;--h:#f07c7c;--s:#e8e2d8}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif;min-height:100vh;display:flex;flex-direction:column}
a{color:var(--wine)}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--paper)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand b{display:block;font-size:17px;line-height:1.2}.brand small{display:block;color:var(--muted);font-size:13px}
.logo{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:10px;background:#4a2c22;color:#fff;font:700 17px Georgia,serif}
.tag{font:600 13px ui-monospace,Consolas,monospace;letter-spacing:.08em;border:1px solid var(--line);border-radius:6px;padding:3px 8px;color:var(--muted)}
main{flex:1;width:100%;max-width:720px;margin:0 auto;padding:20px 16px 40px}
.foot{text-align:center;color:var(--muted);font-size:13px;padding:14px 16px;border-top:1px solid var(--line)}
h1{font-size:24px;margin:4px 0 6px}h2{font-size:19px;margin:0 0 10px}
.muted{color:var(--muted)}.small{font-size:14px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:18px;margin:14px 0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media (max-width:640px){.grid2{grid-template-columns:1fr}}
label.f{display:block;font-weight:600;font-size:14px;margin:12px 0 6px}
input[type=text],select,textarea{width:100%;font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:9px 10px}
textarea{min-height:70px;resize:vertical}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row>select{width:auto}
button,.btn{font:inherit;font-weight:600;border-radius:9px;border:1px solid var(--line);background:var(--paper);color:var(--ink);padding:9px 16px;cursor:pointer;text-decoration:none;display:inline-block}
button.primary,.btn.primary{background:var(--wine);border-color:var(--wine);color:var(--wine-ink)}
button:disabled{opacity:.5;cursor:default}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{border:1px solid var(--line);border-radius:999px;padding:5px 11px;background:var(--bg);cursor:pointer;font-weight:600;font-size:15px;user-select:none}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip.on{background:var(--sel);border-color:var(--gold)}
.chip small{color:var(--muted);font-weight:400;margin-left:4px}
.code{font:700 34px ui-monospace,Consolas,monospace;letter-spacing:.18em;text-align:center;margin:8px 0}
.share{display:flex;gap:8px}.share input{flex:1}
.err{background:var(--badbg);color:var(--bad);border-radius:8px;padding:10px 12px;margin:10px 0}
.note{background:var(--warnbg);border-radius:8px;padding:10px 12px;margin:10px 0;font-size:15px}
.prog{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:14px;margin-bottom:8px}
.bar{height:6px;border-radius:3px;background:var(--line);overflow:hidden;margin-bottom:14px}.bar i{display:block;height:100%;background:var(--gold)}
.who{font-weight:700;font-size:15px;color:var(--wine);margin-bottom:4px}
.q{font-size:18px;font-weight:600;margin:14px 0 10px}
.auc{margin:6px 0 4px;overflow-x:auto}
.jj-auc{border-collapse:collapse;width:100%;max-width:520px;font-size:16px}
.jj-auc th{font:600 11px system-ui;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);text-align:left;padding:4px 8px;border-bottom:1px solid var(--line)}
.jj-auc td{padding:5px 8px;font-weight:700;white-space:nowrap}
.jj-auc__desc{font-weight:400;color:var(--muted);font-size:13px}
.jj-auc__implicit{color:var(--muted);font-weight:400}
.jj-opponent-bid{color:var(--muted)}
.jj-auc td.tested{background:var(--sel);border-radius:6px;outline:2px solid var(--gold)}
.suit-c{color:var(--c)}.suit-d{color:var(--d)}.suit-h{color:var(--h)}.suit-s{color:var(--s)}
.opts{display:flex;flex-direction:column;gap:8px}
.opt{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--line);border-radius:10px;padding:11px 12px;background:var(--bg);cursor:pointer}
.opt input{margin-top:4px;flex:none;accent-color:var(--wine)}
.opt.on{border-color:var(--gold);background:var(--sel)}
.opt textarea{margin-top:8px}
.actions{display:flex;gap:10px;justify-content:space-between;align-items:center;margin-top:16px;flex-wrap:wrap}
.res{display:grid;gap:8px;margin-top:6px}
.ans{border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:var(--bg)}
.ans .l{font:600 12px system-ui;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);display:block;margin-bottom:2px}
.ans.sys{border-color:var(--ok);background:var(--okbg)}
.verdict{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0 4px}
.pill{border-radius:999px;padding:3px 10px;font-size:14px;font-weight:600}
.pill.ok{background:var(--okbg);color:var(--ok)}.pill.bad{background:var(--badbg);color:var(--bad)}.pill.mid{background:var(--warnbg);color:var(--ink)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;text-align:center}
.stats div{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:10px 6px}
.stats b{display:block;font-size:26px}.stats span{font-size:13px;color:var(--muted)}
.list{list-style:none;padding:0;margin:0}.list li{border-top:1px solid var(--line);padding:10px 0}
.spin{display:inline-block;width:14px;height:14px;border:2px solid var(--line);border-top-color:var(--wine);border-radius:50%;animation:s 1s linear infinite;vertical-align:-2px;margin-right:6px}
@keyframes s{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.spin{animation:none}}
@media (max-width:480px){.jj-auc{font-size:15px}.jj-auc th{padding:4px 4px;font-size:9.5px;letter-spacing:0}.jj-auc td{padding:5px 4px}.top{padding:10px 12px}.brand small{display:none}}
.seg{display:grid;grid-template-columns:repeat(auto-fit,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:10px;overflow:hidden;margin:2px 0 6px}
.seg label{position:relative;cursor:pointer}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:block;text-align:center;padding:9px 6px;font-weight:600;font-size:15px;background:var(--bg)}
.seg label+label span{border-left:1px solid var(--line)}
.seg input:checked+span{background:var(--wine);color:var(--wine-ink)}
.seg input:focus-visible+span{outline:2px solid var(--gold);outline-offset:-2px}

.rep{margin-top:12px;border:1px dashed var(--line);border-radius:10px;padding:10px 12px;display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between}
.rep.on{display:block;border-style:solid;border-color:var(--gold);background:var(--sel)}
.rep.done{border-style:solid;color:var(--ok);background:var(--okbg);border-color:transparent}
button.small{padding:5px 10px;font-size:14px}
.rep-sum{margin-top:20px;border-top:1px solid var(--line);padding-top:12px}

.mean{border-left:4px solid var(--gold);background:var(--bg);border-radius:0 10px 10px 0;padding:10px 12px;margin:0 0 12px;font-size:17px}
.mean ol{margin:4px 0 0;padding-left:22px}
.opts.bids{display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:8px}
.opt.bid{justify-content:center;align-items:center;font-size:20px;font-weight:700;padding:12px 8px}
.opt.bid input{margin-top:0}
@media (max-width:480px){.seg span{font-size:13px;padding:9px 3px}}