:root{color-scheme:dark;--bg:#131716;--line:#39483f;--text:#f2f5f3;--muted:#b2beb6;--green:#85e1b0;--gold:#eac978;--cyan:#87d6df}*{box-sizing:border-box;letter-spacing:0}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Microsoft JhengHei",sans-serif}button,select,input{font:inherit}button{cursor:pointer;border:0;color:inherit;background:transparent;border-radius:6px;min-height:48px;touch-action:manipulation}button:disabled{opacity:.4;cursor:default}button:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible,.matrix-scroll:focus-visible{outline:3px solid var(--gold);outline-offset:3px}button:hover:not(:disabled){filter:brightness(1.12)}[hidden]{display:none!important}svg{width:20px;height:20px;flex-shrink:0;pointer-events:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}header{border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top)}.header-inner{max-width:1000px;margin:auto;padding:16px;display:flex;align-items:center;gap:12px}.header-inner>img{border-radius:8px}.brand{flex:1;min-width:0}h1{font-size:19px;line-height:1.4;margin:0;overflow-wrap:anywhere}.brand>span{font-size:12px;color:var(--muted)}h2{font-size:18px;margin:0;line-height:1.4}h3{font-size:16px;margin:0}.icon-button{width:48px;min-width:48px;height:48px;display:inline-flex;align-items:center;justify-content:center}.icon-button:hover{background:#26342b}main{max-width:1000px;margin:auto;padding:24px 16px calc(125px + env(safe-area-inset-bottom))}.workspace{display:grid;grid-template-columns:minmax(0,1fr);gap:32px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.tag{font-size:13px;color:var(--green);flex-shrink:0}.fields{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px}label{display:flex;flex-direction:column;gap:8px;color:#d3ded7;font-size:14px}select{width:100%;min-width:0;min-height:48px;background:#202b24;border:1px solid #627569;border-radius:6px;color:var(--text);padding:10px 8px;font-size:15px}.table{border-block:1px solid #405d4b;background:#1c2821;margin-top:24px;padding:12px}.table .section-heading{margin:0 0 8px}.slots{display:flex;gap:8px}.playing-card{width:64px;aspect-ratio:0.72;padding:8px;display:flex;flex-direction:column;justify-content:space-between;align-items:flex-start;border:1px solid #647c6b;background:#f5f7f4;color:#17291f;font-size:23px;line-height:1;flex-shrink:0}.playing-card .rank{font-weight:650}.playing-card .suit{align-self:flex-end;font-size:28px}.playing-card.empty{background:transparent;color:#bbcbc0;border-style:dashed;align-items:center;justify-content:center}.playing-card.red{color:#b32843}.board .playing-card{width:calc((100% - 32px)/5);max-width:64px}.table .board-heading{margin-top:24px}.current-hand{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;font-size:13px;border-top:1px solid #405d4b;padding-top:12px;margin-top:16px;color:var(--muted)}.current-hand strong{color:var(--gold);font-weight:500}.muted{color:var(--muted);font-size:13px}.text-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px;color:var(--cyan);font-size:14px}.section{border-top:1px solid var(--line);padding-top:24px;margin-top:24px}.toggle{flex-direction:row;justify-content:space-between;align-items:center;gap:16px;padding:12px 0}.toggle input{width:24px;height:24px;accent-color:var(--green);margin:12px;cursor:pointer}summary{min-height:48px;cursor:pointer;padding:12px 0;color:#cfddd3;font-size:14px}.precision{margin-top:24px}.error{color:#ffabb6;font-size:14px;margin:12px 0}.error:empty{display:none}.results{border-top:1px solid var(--line);padding-top:24px;scroll-margin-top:24px}.equity{font-size:46px;line-height:1.2;font-weight:650;color:var(--green);margin:18px 0}.equity small{font-size:22px;margin-left:6px}.outcome-bar{height:8px;display:flex;overflow:hidden;background:#38463d;margin:24px 0 16px}.outcome-bar>span{display:block}#winBar{background:var(--green)}#tieBar{background:var(--gold)}#lossBar{background:#e095a3}.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.stats>div{display:flex;flex-direction:column}.stats span{font-size:13px;color:var(--muted)}.stats strong{font-weight:500;font-size:23px}.dist-row{display:grid;grid-template-columns:60px minmax(0,1fr) 52px;gap:12px;align-items:center;min-height:32px;font-size:13px}.dist-track{height:5px;background:#34443a}.dist-track>div{height:100%;background:var(--cyan)}.dist-row>span:last-child{text-align:right}#resultMeta{margin-top:24px}#about{max-width:720px}#about p{font-size:14px;color:var(--muted);overflow-wrap:anywhere}#about>h2{margin-top:16px}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.6 monospace;color:var(--muted)}.action-dock{position:fixed;bottom:0;left:0;right:0;background:#19221c;border-top:1px solid #4b6253;padding:12px max(16px,env(safe-area-inset-right)) calc(12px + env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));z-index:2}.dock-inner{max-width:968px;margin:auto}.commands{display:flex;gap:12px}.primary{display:flex;align-items:center;justify-content:center;gap:10px;background:var(--green);color:#12271a;font-weight:650;flex:1;min-height:52px;padding:12px 16px}.secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid #61796a;padding:10px 16px;font-size:14px}.wide{width:100%;margin-top:16px}.progress-row{display:flex;align-items:center;gap:16px;font-size:13px;margin-bottom:8px}.progress-row>span{min-width:86px}progress{flex:1;width:100%;height:6px;accent-color:var(--green)}dialog{position:fixed;inset:auto 0 0;width:min(100% - 16px,480px);max-height:calc(100dvh - 24px - env(safe-area-inset-top));margin:0 auto 8px;border:1px solid #61796a;border-radius:8px;background:#202b24;color:var(--text);padding:16px 16px calc(16px + env(safe-area-inset-bottom));overflow:auto;overscroll-behavior:contain}dialog::backdrop{background:#000b}.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.suit-tabs{display:flex;gap:8px;margin-bottom:16px}.suit-tabs button{flex:1;border:1px solid #61796a;font-size:30px;color:#edf6f0}.suit-tabs button.red{color:#ff98ac}.suit-tabs button[aria-pressed=true]{border:2px solid var(--gold);background:#36473b}.deck{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}.deck .playing-card{width:100%;aspect-ratio:.78;font-size:21px}.deck .playing-card .suit{font-size:24px}.deck .playing-card[aria-pressed=true]{box-shadow:inset 0 0 0 3px #cb992e}.deck .playing-card:disabled{background:#45534a;color:#aebbb2;opacity:.5}#rangeDialog{width:min(100% - 16px,760px)}.range-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.range-actions>span{flex:1}.matrix-scroll{overflow:auto;margin-top:12px;padding:4px;overscroll-behavior:contain}.matrix{display:grid;grid-template-columns:repeat(13,48px);gap:8px;width:max-content}.cell{width:48px;height:48px;border:1px solid #4c6254;border-radius:3px;font-size:12px;background:#27382c;color:#c1d0c6;padding:0}.cell[aria-pressed=true]{background:#396b4d;border-color:#8acd9f;color:white}.cell.hero-cell{box-shadow:inset 0 0 0 2px var(--gold)}body.modal-open{overflow:hidden}@media(min-width:400px){.deck{grid-template-columns:repeat(6,minmax(0,1fr))}}@media(min-width:760px){.workspace{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:40px}.results{border-top:0;border-left:1px solid var(--line);padding:0 0 0 32px}.table{padding:16px}.header-inner,main{padding-left:24px;padding-right:24px}dialog{inset:0;margin:auto;max-height:90dvh}.board .playing-card{width:calc((100% - 32px)/5)}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}