:root{
  --bg:#14121e; --bg2:#1b1928; --card:#252234; --card2:#302a42; --line:#51465f; --txt:#f3e7ca; --mut:#aaa0b6;
  --acc:#e9b65a; --acc2:#ef765b; --ok:#86cf91; --bad:#e58167; --warn:#f3c969;
  --r:4px; --tap:44px;
  color-scheme: dark;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0;background:var(--bg);color:var(--txt);font:15px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-tap-highlight-color:transparent}
#app{height:100%;display:flex;flex-direction:column}
button{font:inherit;color:inherit;cursor:pointer;min-height:var(--tap);padding:8px 14px;border-radius:3px;border:2px solid #100f1b;background:var(--card2);box-shadow:3px 3px 0 #100f1b}
button:hover:not(:disabled){border-color:var(--acc);transform:translate(-1px,-1px)}
button:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}
button.primary{background:var(--acc);color:#211a24;border-color:#100f1b;font-weight:800}
button.warn{background:#3a1f1f;border-color:#7f2d2d}
button.ghost{background:transparent}
button:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid var(--warn);outline-offset:2px}
.ic{vertical-align:-3px}
.mut{color:var(--mut)}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.grow{flex:1}

/* ---- menu / pages ---- */
.page{flex:1;overflow:auto;padding:24px 16px calc(24px + env(safe-area-inset-bottom));display:flex;flex-direction:column;align-items:center}
.wrap{width:100%;max-width:720px}
.title{font-size:clamp(28px,6vw,44px);font-weight:800;letter-spacing:-.02em;margin:8px 0 0;text-align:center}
.title span{color:var(--acc)}
.sub{text-align:center;color:var(--mut);margin:4px 0 22px}
.menu{display:grid;gap:10px}
.menu button{display:flex;flex-direction:column;align-items:flex-start;text-align:left;padding:14px 16px;min-height:56px}
.menu button b{font-size:17px}
.menu button small{color:var(--mut)}
.menu button.primary small{color:#0b3a52}
.footer{padding:10px 16px calc(10px + env(safe-area-inset-bottom));text-align:center;color:var(--mut);font-size:12px;border-top:1px solid var(--line);background:var(--bg2)}
.card{background:var(--card);border:2px solid #100f1b;border-radius:var(--r);padding:14px;box-shadow:4px 4px 0 #100f1b}
.card h2,.card h3{margin:0 0 8px}
label.field{display:block;margin:10px 0}
label.field>span{display:block;color:var(--mut);margin-bottom:4px;font-size:13px}
select,input[type=text],textarea{width:100%;min-height:var(--tap);background:var(--bg2);color:var(--txt);border:1px solid var(--line);border-radius:10px;padding:8px 10px;font:inherit}
textarea{min-height:90px}
table.flags{width:100%;border-collapse:collapse;font-size:13px}
table.flags td,table.flags th{border-bottom:1px solid var(--line);padding:5px 6px;text-align:left}
.tag{display:inline-block;font-size:11px;padding:1px 6px;border-radius:99px;border:1px solid var(--line);color:var(--mut)}
.tag.u{color:var(--warn);border-color:#6b5a14}
.modal{position:fixed;inset:0;background:rgba(3,8,18,.82);display:flex;align-items:center;justify-content:center;padding:16px;z-index:50}
.modal .card{max-width:520px;width:100%;max-height:92vh;overflow:auto}

/* ---- duel layout ---- */
.duel{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 380px;grid-template-rows:minmax(0,1fr);position:relative}
.stage{position:relative;min-height:0;background:#14121e}
.stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.side{display:flex;flex-direction:column;min-height:0;border-left:2px solid #100f1b;background:var(--bg2)}
.pl{padding:10px 12px;border-bottom:1px solid var(--line);position:relative}
.pl.active{background:linear-gradient(90deg,rgba(233,182,90,.18),transparent)}
.pl.p1.active{background:linear-gradient(90deg,rgba(239,118,91,.18),transparent)}
.pl .nm{display:flex;align-items:center;gap:8px;font-weight:700}
.pl .dot{width:10px;height:10px;border-radius:1px;transform:rotate(45deg)}
.hearts{margin-left:auto;display:flex;gap:2px;color:#ef4444}
.hearts .off{color:#334155}
.crests{display:grid;grid-template-columns:repeat(5,1fr);gap:4px;margin-top:6px}
.crest{display:flex;flex-direction:column;align-items:center;background:var(--card);border:2px solid #100f1b;border-radius:3px;padding:3px 0;font-size:12px;min-width:0;box-shadow:2px 2px 0 #100f1b}
.crest b{font-size:15px;line-height:1.1}
.clab{font-size:9px;color:var(--mut);line-height:1}
.hintreason{border-color:var(--warn)}
.cpusummary{display:none}
@media(max-width:860px){.cpusummary{display:flex;align-items:center;gap:8px}.cpusummary span{flex:1;min-width:0}}
.scrollcue{display:none}
.logdrawer{position:absolute;inset:auto 12px 12px 12px;z-index:8;background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:10px 12px;max-height:46vh;display:flex;flex-direction:column}
.logdrawer-body{overflow:auto;font-size:12px;color:var(--mut)}
.crest.pop{animation:pop .5s}
@keyframes pop{0%{transform:scale(1)}40%{transform:scale(1.25);border-color:var(--ok)}100%{transform:scale(1)}}
.pl .meta{margin-top:4px;font-size:12px;color:var(--mut);display:flex;gap:10px;flex-wrap:wrap}
.dock{flex:1;min-height:0;overflow:auto;padding:10px 12px;display:flex;flex-direction:column;gap:10px}
.dockbar{display:flex;gap:8px;flex-wrap:wrap;padding:0 12px 10px}
.dockbar button{flex:1;min-width:84px}
.log{max-height:130px;overflow:auto;font-size:12px;color:var(--mut);border-top:1px solid var(--line);padding:6px 12px;background:#0d1527}
.log div{padding:1px 0}
.turnlabel{font-weight:700;padding:8px 12px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:8px}
.turnlabel .grow{color:var(--mut);font-weight:400;font-size:13px}
.tray{display:grid;grid-template-columns:repeat(auto-fill,minmax(104px,1fr));gap:8px}
.die{position:relative;text-align:left;padding:6px 8px;border-radius:10px;background:var(--card);border:2px solid var(--line);display:flex;flex-direction:column;gap:3px;min-height:var(--tap)}
.die .t{display:flex;align-items:center;gap:5px;font-size:12px;font-weight:700}
.die .faces{display:flex;gap:2px;flex-wrap:wrap}
.face{display:inline-flex;align-items:center;gap:1px;font-size:11px;background:rgba(255,255,255,.06);border-radius:5px;padding:1px 3px;min-width:22px;justify-content:center}
.die.sel{border-color:var(--acc);box-shadow:0 0 0 2px rgba(56,189,248,.3) inset;background:var(--card2)}
.die.hint{outline:3px dashed var(--warn)}
.die.used{opacity:.35}
.die .lv{margin-left:auto;font-size:11px;color:#fde68a}
.panel{background:var(--card);border:2px solid #100f1b;border-radius:var(--r);padding:10px;box-shadow:3px 3px 0 #100f1b}
.panel h4{margin:0 0 6px;display:flex;align-items:center;gap:6px}
.stats{display:flex;gap:10px;font-size:13px;margin:4px 0;flex-wrap:wrap}
.ab{font-size:12px;color:var(--mut);margin:2px 0}
.ab b{color:var(--txt)}
.banner{position:absolute;left:50%;top:10px;transform:translateX(-50%);background:rgba(15,23,42,.92);border:1px solid var(--line);padding:6px 14px;border-radius:99px;font-weight:700;pointer-events:none;z-index:3;transition:opacity .3s}
.coach{margin:8px 12px 0;background:#39334a;border:2px solid #100f1b;border-left-color:var(--acc);border-radius:3px;padding:10px 12px;display:flex;gap:10px;align-items:center;box-shadow:3px 3px 0 #100f1b;}
.coach p{margin:0;flex:1}
.coach button{min-height:var(--tap)}
.overlay{position:absolute;inset:0;z-index:6;background:rgba(16,15,27,.82);display:flex;align-items:center;justify-content:center;padding:14px}
.overlay .card{max-width:460px;width:100%}
.rollfx{position:absolute;inset:0;z-index:5;display:flex;align-items:center;justify-content:center;gap:14px;pointer-events:none;background:rgba(3,8,18,.35)}
.rdie{width:78px;height:78px;border-radius:16px;background:linear-gradient(145deg,#26385f,#16213a);border:2px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;font-weight:800;box-shadow:0 8px 24px rgba(0,0,0,.5)}
.rdie.spin{animation:tumble .18s linear infinite}
.rdie.fin{animation:land .35s ease-out;border-color:var(--acc)}
.rdie small{font-size:11px;font-weight:600;color:var(--mut)}
@keyframes tumble{0%{transform:rotate(-14deg) translateY(-6px)}50%{transform:rotate(12deg) translateY(4px)}100%{transform:rotate(-14deg) translateY(-6px)}}
@keyframes land{0%{transform:scale(1.3) rotate(10deg)}100%{transform:scale(1) rotate(0)}}
.resp .opt{display:flex;flex-direction:column;align-items:flex-start;width:100%;margin-top:8px;text-align:left}
.resp .opt.best{border-color:var(--warn)}
.over h2{font-size:28px;margin:0 0 4px}
#toast{position:fixed;left:50%;bottom:calc(18px + env(safe-area-inset-bottom));transform:translate(-50%,30px);background:#1e293b;border:1px solid var(--line);padding:8px 14px;border-radius:99px;opacity:0;pointer-events:none;transition:.25s;z-index:99}
#toast.show{opacity:1;transform:translate(-50%,0)}
.replaybar{display:flex;gap:8px;align-items:center;padding:8px 12px;border-top:1px solid var(--line);background:var(--bg2)}
.replaybar input[type=range]{flex:1;min-height:var(--tap)}
.hidden{display:none!important}

@media (max-width:860px){
  #app:has(.duel) .footer{display:none}
  .duel{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr) minmax(0,max-content)}
  .side{display:contents}
  .hudwrap{order:1;display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line);background:var(--bg2)}
  .hudwrap .pl{border-bottom:0;padding:6px 8px}
  .hudwrap .pl .meta{display:none}
  .stage{order:2}
  .dockwrap{order:3;max-height:46vh;overflow:auto;background:var(--bg2);border-top:1px solid var(--line);display:flex;flex-direction:column;min-height:0}
  .log{display:none}
  .scrollcue{display:block}
  .crest b{font-size:13px}
  .tray{grid-template-columns:repeat(auto-fill,minmax(92px,1fr))}
}
@media (min-width:861px){
  .hudwrap{display:flex;flex-direction:column}
  .dockwrap{flex:1;min-height:0;display:flex;flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  .rdie.spin,.rdie.fin,.crest.pop,.pulse{animation:none}
  .cube{transition:none}
}

.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.pulse{animation:pulseb 1.2s infinite}
@keyframes pulseb{0%,100%{box-shadow:0 0 0 0 rgba(56,189,248,.6)}50%{box-shadow:0 0 0 8px rgba(56,189,248,0)}}

/* ---- 3D dice ---- */
.rcol{display:flex;flex-direction:column;align-items:center;gap:10px}
.rl{font-weight:700;color:#e2e8f0;text-shadow:0 1px 3px #000;min-height:1.2em}
.cube3d{width:var(--s);height:var(--s);perspective:520px}
.cube{width:100%;height:100%;position:relative;transform-style:preserve-3d;transition:transform .55s cubic-bezier(.2,.8,.2,1)}
.cube.spin{animation:cubespin .9s linear infinite}
@keyframes cubespin{0%{transform:rotateX(0) rotateY(0) rotateZ(0)}100%{transform:rotateX(540deg) rotateY(720deg) rotateZ(180deg)}}
.cface{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;border:3px solid;border-radius:3px;background:#39334a;box-shadow:inset 3px 3px 0 rgba(255,255,255,.08),inset -3px -3px 0 rgba(0,0,0,.3);backface-visibility:hidden;gap:0;font-size:13px;image-rendering:pixelated}
.cface b{font-size:13px;line-height:1;color:#fff}
.cface.sm{background:#713c54}
.cface.front{transform:translateZ(calc(var(--s)/2))}
.cface.back{transform:rotateY(180deg) translateZ(calc(var(--s)/2))}
.cface.right{transform:rotateY(90deg) translateZ(calc(var(--s)/2))}
.cface.left{transform:rotateY(-90deg) translateZ(calc(var(--s)/2))}
.cface.top{transform:rotateX(90deg) translateZ(calc(var(--s)/2))}
.cface.bottom{transform:rotateX(-90deg) translateZ(calc(var(--s)/2))}
.hero{display:flex;gap:26px;justify-content:center;margin:6px 0 14px;height:90px;align-items:center}
.hero .cube3d{--s:56px}
.hero .cube{animation:cubespin 7s linear infinite}
.hero .cube:nth-child(2){animation-duration:9s}
@media (prefers-reduced-motion:reduce){.cube.spin,.hero .cube{animation:none}}
.stage{box-shadow:inset 0 0 120px rgba(0,0,0,.55)}

/* ---- update banner ---- */
.updatebar{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:60;display:flex;gap:10px;align-items:center;justify-content:space-between;background:var(--card2);border:1px solid var(--acc);border-radius:var(--r);padding:8px 12px;max-width:560px;margin:0 auto}