:root{
  --a:#6B4E9B;--b:#8E6FB3;--c:#B9A3D6;--on-a:#fff;--win:#FFB627;--on-win:#201400;
  --bg:#fff;--bg2:#F6F2FA;--panel:#fff;--line:#E0D7EC;--text:#2A2238;--dim:#5F5470;--read:#EFE8F6;--read-line:#CDBFE0;
  --start:#4A3570;--on-start:#fff;--danger:#B3261E;
  --sans:"Noto Sans TC","Microsoft JhengHei","PingFang TC",sans-serif;
  --tech:"Chakra Petch","Noto Sans TC",sans-serif;
  color-scheme:light;
}
:root[data-theme=cyan],.nb-scene[data-board=cyan]{--a:#35E0FF;--b:#3F7DFF;--c:#3DFFB5;--on-a:#03131A;--bg:#05080E;--bg2:#0A1019;--panel:#0B131E;--line:#2A3E55;--text:#E8F1FA;--dim:#A9BBCE;--read:#0F1C29;--read-line:#2E6E86;--start:#35E0FF;--on-start:#03131A;--danger:#FF8A80;color-scheme:dark}
:root[data-theme=violet],.nb-scene[data-board=violet]{--a:#B58CFF;--b:#5B6CFF;--c:#FF6FD8;--on-a:#160A2B;--bg:#05080E;--bg2:#0A1019;--panel:#0B131E;--line:#2F3650;--text:#E8F1FA;--dim:#AEB6CE;--read:#141529;--read-line:#5A4A8C;--start:#B58CFF;--on-start:#160A2B;--danger:#FF8A80;color-scheme:dark}
:root[data-theme=green],.nb-scene[data-board=green]{--a:#5CFF9D;--b:#16B8A6;--c:#D6FF4F;--on-a:#04190D;--bg:#05080E;--bg2:#0A1019;--panel:#0B131E;--line:#26423A;--text:#E8F1FA;--dim:#A9C4B6;--read:#0D1E19;--read-line:#2F7A58;--start:#5CFF9D;--on-start:#04190D;--danger:#FF8A80;color-scheme:dark}
:root[data-theme=red],.nb-scene[data-board=red]{--a:#FF6A5C;--b:#FF3D8B;--c:#FFA24F;--on-a:#250503;--bg:#05080E;--bg2:#0A1019;--panel:#0B131E;--line:#4A2E33;--text:#E8F1FA;--dim:#CDB4B4;--read:#23120F;--read-line:#8A4238;--start:#FF6A5C;--on-start:#250503;--danger:#FFB4AB;color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.5}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed}
[hidden]{display:none!important}
:focus-visible{outline:3px solid var(--a);outline-offset:2px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;background:var(--a);color:var(--on-a);padding:10px 14px;border-radius:6px;z-index:60}
.skip:focus{top:8px}

/* header */
.bar{max-width:1320px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;gap:20px}
.logo{display:flex;align-items:center;gap:9px;text-decoration:none;font:700 22px var(--tech)}
.logo i{width:20px;height:20px;border-radius:50%;background:var(--a);box-shadow:inset 0 0 0 5px var(--bg),0 0 0 2px var(--a)}
.bar nav{display:flex;gap:18px;margin-left:auto;font-size:14.5px;font-weight:500;color:var(--dim)}
.bar nav a{text-decoration:none;padding:8px 2px}
.bar nav a:hover{color:var(--a)}
.bar-full{display:flex;align-items:center;gap:6px;min-height:38px;padding:0 10px;border:1px solid var(--line);border-radius:6px;background:var(--panel);font-size:14px;font-weight:700;white-space:nowrap}
.bar-full:hover{border-color:var(--a);color:var(--a)}
.bar-full svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2}

.notice{max-width:1320px;margin:0 auto 10px;padding:8px 24px;background:var(--read);font-size:14px}

/* app layout */
.app{max-width:1320px;margin:0 auto;padding:0 24px 40px;display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:24px;align-items:start}
.stage{min-width:0;position:relative}
.burst{position:fixed;inset:0;width:100%;height:100%;z-index:40;pointer-events:none}
.panel-toggle{position:absolute;top:16px;right:-27px;z-index:5;width:30px;height:30px;padding:0 0 3px;border:1px solid var(--line);border-radius:50%;background:var(--panel);color:var(--a);font:700 19px/1 var(--sans);box-shadow:0 1px 4px rgba(0,0,0,.14)}
.panel-toggle:hover{border-color:var(--a)}
[data-side=closed] .panel-toggle{right:-15px}
@media(min-width:960px){[data-side=closed]{grid-template-columns:minmax(0,1fr)}[data-side=closed] .panel{display:none}}
h1{margin:0;font-size:21px;font-weight:900;letter-spacing:.03em}
.bar .lang-menu{position:relative;flex:none;border:0;padding:0}
.lang-menu summary{display:flex;align-items:center;justify-content:center;min-width:38px;min-height:38px;border:1px solid var(--line);border-radius:6px;background:var(--panel);cursor:pointer;list-style:none}
.lang-menu summary::-webkit-details-marker{display:none}
.lang-menu summary:hover,.lang-menu[open] summary{border-color:var(--a);color:var(--a)}
.lang-menu svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6}
.lang-menu ul{position:absolute;top:calc(100% + 6px);right:0;z-index:30;min-width:150px;max-height:70vh;margin:0;padding:6px;overflow:auto;list-style:none;border:1px solid var(--line);border-radius:8px;background:var(--panel);box-shadow:0 8px 24px rgba(0,0,0,.18)}
.lang-menu a{display:block;padding:9px 12px;border-radius:5px;font-size:14.5px;text-decoration:none;white-space:nowrap}
.lang-menu a:hover{background:var(--bg2);color:var(--a)}
.lang-menu a[aria-current]{font-weight:700;color:var(--a)}
.lang-bar{position:fixed;left:50%;bottom:calc(16px + env(safe-area-inset-bottom));transform:translateX(-50%);z-index:40;display:flex;align-items:center;gap:10px;width:max-content;max-width:calc(100vw - 24px);padding:8px 6px 8px 14px;border:1px solid var(--line);border-radius:10px;background:var(--panel);color:var(--text);font-size:14.5px;box-shadow:0 8px 24px rgba(0,0,0,.22)}
.lang-bar .btn{flex:none;text-decoration:none}
.lang-bar-close{flex:none;width:36px;height:36px;border:0;background:none;color:var(--dim);font-size:20px;line-height:1}
.lang-bar-close:hover{color:var(--a)}
.bar-tool{display:flex;align-items:center;gap:14px;min-width:0}
.bar-tool h1{font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.scene{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--dim)}
.scene .field{width:auto;max-width:190px;min-height:38px;padding:4px 8px;font-weight:700;color:var(--text)}
.switch-view{display:none}

.read{position:relative;display:flex;align-items:center;justify-content:center;min-height:62px;padding:6px 16px;background:var(--read);border:1px solid var(--read-line);border-radius:8px;text-align:center}
[data-theme=classic] .app[data-page=stock-crash]{--read:#E2F5E9;--read-line:#A6DBBB}
.read[data-idle=true]{cursor:text}
.read[data-editing=true] p{visibility:hidden}
.title-input{position:absolute;inset:0;width:100%;height:100%;padding:0 48px;border:2px solid var(--a);border-radius:8px;background:var(--panel);color:var(--text);font-weight:900;font-size:clamp(19px,2.2vw,26px);text-align:center}
.title-input:focus{outline:none}
.title-edit{display:none;position:absolute;right:6px;top:50%;width:44px;height:44px;margin-top:-22px;border:0;background:none;color:var(--dim);font-size:19px}
.title-edit:hover{color:var(--a)}
.read[data-idle=true]:not([data-editing=true]) .title-edit{display:block}
.stage:fullscreen .title-edit{display:none!important}
.read p{margin:0;font-weight:900;line-height:1.25;overflow-wrap:anywhere;max-width:100%}
.read[data-size=l] p{font-size:clamp(23px,2.9vw,34px)}
.read[data-size=m] p{font-size:clamp(19px,2.2vw,26px)}
.read[data-size=s] p{font-size:clamp(15px,1.6vw,19px)}
.read[data-resting=false] p{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
[data-spinning=true] .read{height:62px}

.wheelbox{position:relative;width:min(100%,calc(100vh - 222px));min-width:min(100%,280px);aspect-ratio:1;margin:12px auto 0}
.disc-clip{position:absolute;inset:0;border-radius:50%;overflow:hidden;cursor:pointer}
[data-spinning=true] .disc-clip{cursor:default}
.wheelbox .decor,.wheelbox .pointer{pointer-events:none}
.wheelbox canvas{position:absolute;inset:0;width:100%;height:100%;border-radius:50%;will-change:transform}
.decor{position:absolute;inset:-3.4%;width:106.8%;height:106.8%;pointer-events:none;display:none}
:root:not([data-theme=classic]) .decor{display:block}
.decor circle,.decor path{fill:none;stroke:var(--a)}
.decor .dash{stroke-width:1.5;stroke-dasharray:3 13;opacity:.7;transform-origin:center;animation:turn 40s linear infinite}
.decor .arc{stroke-width:3;opacity:.85;transform-origin:center;animation:turn 26s linear infinite reverse}
[data-hidden=true] .decor *{animation-play-state:paused}
@keyframes turn{to{transform:rotate(360deg)}}
.pointer{position:absolute;left:50%;top:-1.5%;width:6.4%;min-width:26px;transform:translateX(-50%);z-index:3;filter:drop-shadow(0 2px 3px rgba(0,0,0,.45));overflow:visible}
.pointer path{stroke:#fff;stroke-width:3;stroke-linejoin:round}
.start{position:absolute;left:50%;top:50%;width:19%;min-width:74px;aspect-ratio:1;transform:translate(-50%,-50%);border:0;border-radius:50%;padding:4px;background:var(--start);color:var(--on-start);font:900 clamp(16px,2vw,23px)/1.1 var(--sans);box-shadow:0 2px 8px rgba(0,0,0,.4);z-index:2;transition:transform .1s,filter .1s}
.start:hover:not(:disabled){filter:brightness(1.12)}
.start:active:not(:disabled){transform:translate(-50%,-50%) scale(.96)}
.start:disabled{opacity:.72}
.wheel-empty{position:absolute;left:50%;top:27%;transform:translateX(-50%);width:62%;text-align:center;color:var(--dim);font-weight:700;margin:0}

/* several wheels on one page */
.wheels{display:grid;gap:18px}
.wheel-unit{min-width:0}
.spin-bar{position:sticky;bottom:calc(8px + env(safe-area-inset-bottom));z-index:6;display:flex;align-items:center;gap:12px;margin-top:14px;padding:8px 8px 8px 14px;border:1px solid var(--line);border-radius:10px;background:var(--panel);box-shadow:0 4px 16px rgba(0,0,0,.18)}
.combo-line{flex:1;min-width:0;margin:0;font-weight:900;overflow-wrap:anywhere}
.spin-bar .btn{flex:none}
.page-note{margin:10px 0 0;font-size:13.5px;color:var(--dim);text-align:center}
.wheel-picks{display:flex;gap:6px;margin-bottom:6px}
.wheel-picks .btn{flex:1 1 0;min-width:0;max-width:160px;height:auto;min-height:52px;flex-direction:column;gap:1px;line-height:1.25;white-space:normal;overflow-wrap:anywhere}
.wheel-picks small{font-size:12px;font-weight:500}
.wheel-tools{display:flex;flex:none;flex-wrap:wrap;gap:8px;margin-top:10px}
.wheel-tools:has(> :not([hidden])){padding-top:10px;border-top:1px solid var(--line)}
.wheel-picks .btn[aria-pressed=true]{background:var(--a);border-color:var(--a);color:var(--on-a)}
.wheel-picks .btn[aria-pressed=true]:hover:not(:disabled){color:var(--on-a);filter:brightness(1.08)}
.app:not([data-wheels="1"]) .wheelbox{width:100%;min-width:0}
.app:not([data-wheels="1"]) .read{min-height:52px}
.app:not([data-wheels="1"]) .read p{font-size:clamp(18px,2vw,23px)}
.app:not([data-wheels="1"]) .read[data-size=m] p{font-size:clamp(16px,1.7vw,20px)}
.app:not([data-wheels="1"]) .read[data-size=s] p{font-size:clamp(14px,1.4vw,17px)}
.app:not([data-wheels="1"]) .stat{display:none}
.app:not([data-wheels="1"]) .panel-toggle{display:none}
@media(min-width:960px){
  .app:not([data-wheels="1"]){grid-template-columns:minmax(0,1fr)}
  .app:not([data-wheels="1"]) .wheels{grid-auto-flow:column;grid-auto-columns:minmax(0,1fr)}
  .app:not([data-wheels="1"]) .panel{position:static;--panel-height:560px}
}
.combo{list-style:none;display:grid;gap:8px;margin:10px 0 0;padding:10px 0 0;border-top:1px solid var(--line);text-align:center}
.combo small{display:block;color:var(--dim);font-weight:700}
.combo strong{display:block;margin-top:2px;padding:6px 12px;border-radius:8px;font-size:26px;font-weight:900;line-height:1.3;overflow-wrap:anywhere}
.combo li{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:0 8px;align-items:center}
.combo small{grid-column:1/-1}
.combo-remove{min-width:64px;min-height:44px;padding:0 10px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--dim);font-size:14.5px;font-weight:700;line-height:1.2}
.combo-remove:hover{border-color:var(--danger);color:var(--danger)}
.combo li[data-removed=true] strong{opacity:.45;text-decoration:line-through}

.foot{display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;margin-top:12px;font-size:14.5px}
.reason{flex-basis:100%;margin:0;color:var(--danger);font-weight:700}
.spin-hint{margin:0;color:var(--dim);font-size:13.5px}
.spin-keys{margin-left:.35em}
@media (pointer:coarse){.spin-keys{display:none}}
.stat{color:var(--dim)}
.stat b{font:700 17px var(--tech);color:var(--text);margin-left:5px}
.more{margin-left:auto}

.sw{display:inline-flex;align-items:center;gap:9px;min-height:44px;font-weight:700;cursor:pointer}
.sw input{position:absolute;opacity:0;width:38px;height:22px;margin:0}
.sw i{position:relative;width:38px;height:22px;border-radius:11px;background:var(--bg2);border:1px solid var(--dim);flex:none}
.sw i::after{content:"";position:absolute;top:3px;left:3px;width:14px;height:14px;border-radius:50%;background:var(--dim);transition:left .12s}
.sw input:checked+i{background:var(--a);border-color:var(--a)}
.sw input:checked+i::after{left:19px;background:var(--on-a)}
.sw input:focus-visible+i{outline:3px solid var(--a);outline-offset:2px}

.btn{min-height:44px;padding:8px 14px;border:1px solid var(--line);border-radius:7px;background:var(--panel);font-weight:700;font-size:14.5px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.btn:hover:not(:disabled){border-color:var(--a);color:var(--a)}
.btn:disabled{opacity:.55}
.btn.primary{background:var(--a);border-color:var(--a);color:var(--on-a)}
.btn.primary:hover:not(:disabled){filter:brightness(1.1);color:var(--on-a)}
.btn.win{background:var(--win);border-color:var(--win);color:var(--on-win)}
.btn.win:hover:not(:disabled){color:var(--on-win);filter:brightness(1.05)}
.btn.danger{color:var(--danger);border-color:var(--danger)}
.btn.small{padding:6px 10px;font-size:13.5px}

/* panel */
.panel{--panel-height:min(calc(100vh - 92px),780px);--panel-min-height:460px;min-width:0;border:1px solid var(--line);border-radius:10px;background:var(--panel);padding:12px 14px;display:flex;flex-direction:column;height:var(--panel-height);min-height:var(--panel-min-height);position:sticky;top:10px}
.tabs{display:flex;align-items:center;gap:6px;border-bottom:1px solid var(--line);margin-bottom:10px}
.tabs button{min-height:44px;padding:0 10px;background:none;border:0;font-weight:700;color:var(--dim);border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button[aria-selected=true]{color:var(--text);border-bottom-color:var(--a)}
.badge{display:inline-block;min-width:22px;margin-left:6px;padding:1px 7px;border-radius:11px;background:var(--dim);color:var(--panel);font:700 12.5px/18px var(--tech);text-align:center}
.tabs button[aria-selected=true] .badge{background:var(--a);color:var(--on-a)}
[role=tabpanel]{display:flex;flex-direction:column;flex:1;min-height:0}
/* Let the list panel grow around its controls and the wheel actions. */
.panel:has(#panel-list:not([hidden])):has(.wheel-tools > :not([hidden])){height:auto;min-height:max(var(--panel-height),var(--panel-min-height))}
.panel:has(#panel-list:not([hidden])):has(.wheel-tools > :not([hidden])) .list{max-height:max(220px,calc(var(--panel-height) - 420px))}
.add{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px}
.field{min-height:44px;width:100%;border:1px solid var(--line);border-radius:6px;padding:8px 10px;background:var(--bg);color:var(--text)}
.field::placeholder{color:var(--dim)}
.field-error{margin:4px 0 0;color:var(--danger);font-size:13.5px;font-weight:700}
.batch{width:100%;margin-top:6px}
.text-edit{--lh:30px;display:none;grid-template-columns:36px minmax(0,1fr);flex:1;min-height:220px;margin:4px 0 6px;border:1px solid var(--line);border-radius:6px;background:var(--bg);overflow:hidden}
.text-edit:focus-within{border-color:var(--a)}
@media (pointer:coarse){.text-edit{--lh:40px}}
[data-mode=text]>.text-edit{display:grid}
[data-mode=text]>:is(.add,.field-error,.filter-box,.list){display:none}
.line-gutter,.text-box,.line-marks{position:relative;overflow:hidden;min-width:0}
.line-gutter .pick{position:absolute;left:0;right:0;height:var(--lh)}
.text-box textarea{position:absolute;inset:0;width:100%;height:100%;margin:0;padding:6px 6px 6px 2px;border:0;border-radius:0;background:none;color:var(--text);font:500 15px/var(--lh) var(--sans);cursor:text;white-space:pre;resize:none;overflow:auto;scrollbar-width:thin}
.text-box textarea:focus{outline:none}
.text-box textarea::placeholder{color:var(--dim)}
.line-marks{position:absolute;inset:0;pointer-events:none}
.line-mark{position:absolute;left:0;min-width:100%;width:max-content;height:var(--lh);padding:0 6px 0 2px;font:500 15px/var(--lh) var(--sans);white-space:pre;color:transparent;text-decoration:line-through;text-decoration-color:var(--dim);text-decoration-thickness:1.5px;background:color-mix(in srgb,var(--panel) 55%,transparent)}
.list-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:2px}
.hint{margin:0;font-size:13px;color:var(--dim)}
.sw.mini{flex:none;font-size:13px;gap:6px}
.filter-box{margin-bottom:6px}
.list{position:relative;flex:1;min-height:120px;overflow:auto;border-top:1px solid var(--line);scrollbar-width:thin}
.spacer{height:0}
.rows{list-style:none;margin:0;padding:0;position:absolute;inset:0 0 auto 0}
.row{position:absolute;left:0;right:0;top:0;height:46px;display:grid;grid-template-columns:40px 10px minmax(0,1fr) auto;align-items:center;gap:6px;border-bottom:1px solid var(--line);font-size:15px;font-weight:500}
.pick{display:grid;place-items:center;height:100%;cursor:pointer;position:relative}
.pick input{position:absolute;inset:0;opacity:0;width:100%;height:100%;margin:0;cursor:pointer}
.box{width:20px;height:20px;border-radius:5px;border:1.5px solid var(--dim);display:grid;place-items:center;font-size:13px;font-weight:900}
.pick input:checked+.box{background:var(--a);border-color:var(--a);color:var(--on-a)}
.pick input:checked+.box::after{content:"✓"}
.pick input:focus-visible+.box{outline:3px solid var(--a);outline-offset:2px}
.dot{width:10px;height:10px;border-radius:50%}
.name{min-width:0;height:100%;padding:0 4px;border:0;background:none;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}
.chip{height:100%;min-width:44px;padding:0 6px;border:0;background:none;color:var(--dim);font:600 13px var(--tech);white-space:nowrap}
.chip:hover,.name:hover{color:var(--a)}
.row[data-out=true] .name{text-decoration:line-through;color:var(--dim)}
.empty{text-align:center;color:var(--dim);padding:26px 12px;margin:0}
.empty .btn{margin-top:10px}
.tools{display:flex;flex-wrap:wrap;gap:6px;padding-top:9px}
.status{display:flex;align-items:center;gap:8px;margin:8px 0 0;font-size:13px;color:var(--dim)}
.status[data-state=error],.status [data-state=error]{color:var(--danger);font-weight:700}
#save-status[data-state=error],#save-status[data-state=warn]{color:var(--danger);font-weight:700}
.history{list-style:none;margin:0;padding:0;overflow:auto;flex:1;min-height:0}
.history button{width:100%;min-height:48px;padding:7px 4px;border:0;border-bottom:1px solid var(--line);background:none;text-align:left;display:grid}
.history strong{overflow-wrap:anywhere}
.history span{font-size:13px;color:var(--dim)}
.round{display:grid;grid-template-columns:repeat(var(--wheels),minmax(0,1fr));gap:0 8px;padding:6px 4px;border-bottom:1px solid var(--line)}
.round button{min-height:44px;padding:4px 0;border-bottom:0}
.round-time{grid-column:1/-1}
.round-head{position:sticky;top:0;z-index:1;background:var(--panel)}
.history .round-head span{font-weight:700}

/* dialogs */
dialog{color:var(--text);background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px;width:min(520px,calc(100vw - 24px));max-height:calc(100dvh - 24px);overflow:auto;box-shadow:0 16px 40px rgba(0,0,0,.28)}
dialog::backdrop{background:rgba(20,12,32,.45)}
dialog h2{margin:0 0 10px;font-size:20px;font-weight:900}
.dialog-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px;margin-top:14px}
.form-row{display:grid;gap:5px;margin-top:12px;font-weight:700;font-size:14.5px}
.form-row small{font-weight:400;color:var(--dim)}
textarea.field{min-height:180px;resize:vertical}
.inline-choices{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:10px}
.inline-choices label{display:inline-flex;align-items:center;gap:6px;min-height:44px;font-weight:500}
.inline-choices input{width:20px;height:20px;accent-color:var(--a)}
.summary{margin:10px 0 0;padding:9px 10px;border-radius:6px;background:var(--bg2);font-size:14px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.file{position:relative;overflow:hidden}
.file input{position:absolute;inset:0;opacity:0;cursor:pointer}
.themes{display:flex;flex-wrap:wrap;gap:4px;margin-top:6px}
.themes label{min-width:44px;min-height:44px;display:grid;place-items:center;cursor:pointer;position:relative}
.themes input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.themes i{width:28px;height:28px;border-radius:50%;box-shadow:0 0 0 1px var(--line)}
.themes input:checked+i{outline:3px solid var(--text);outline-offset:2px}
.themes input:focus-visible+i{outline:3px solid var(--a);outline-offset:3px}
.settings-group{margin-top:14px;padding-top:12px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px}

.result{width:min(380px,calc(100vw - 24px))}
.result.beside{position:fixed;inset:auto;margin:0}
.result::backdrop{background:transparent}
.result-top{display:flex;justify-content:space-between;align-items:center;font-weight:900}
.result-win{text-align:center;padding:16px 0;margin:10px 0;border-block:1px solid var(--line)}
.result-win small{display:block;color:var(--dim);font-weight:700;letter-spacing:.2em}
.result-win strong{display:block;margin-top:6px;padding:8px 14px;border-radius:8px;background:var(--win-bg,transparent);color:var(--win-ink,inherit);font-weight:900;line-height:1.35;overflow-wrap:anywhere;max-height:40vh;overflow:auto;scrollbar-width:none}
.result-win strong[data-size=l]{font-size:44px}
.result-win strong[data-size=m]{font-size:30px}
.result-win strong[data-size=s]{font-size:20px}
.meta{display:grid;grid-template-columns:auto 1fr;gap:3px 14px;margin:0;font-size:14px}
.meta dt{color:var(--dim)}
.meta dd{margin:0;text-align:right;font-family:var(--tech);font-weight:600;overflow-wrap:anywhere}
.result-note{margin:10px 0 0;font-size:13px;color:var(--dim)}
.result-status{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:10px;padding:5px 12px;min-height:44px;border-radius:7px;background:#2A2238;color:#fff;font-size:14px}
.result-actions{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:12px}

.toast{position:fixed;left:50%;bottom:calc(16px + env(safe-area-inset-bottom));transform:translateX(-50%);z-index:50;display:flex;align-items:center;gap:12px;max-width:calc(100vw - 24px);padding:9px 14px;border-radius:8px;background:#2A2238;color:#fff;box-shadow:0 8px 24px rgba(0,0,0,.35);font-size:14.5px}
.toast button{min-height:36px;border:0;background:none;color:#FFD84D;font-weight:800;white-space:nowrap}

/* content */
.band{padding:48px 24px;border-top:1px solid var(--line)}
.band.alt{background:var(--bg2)}
.wrap{max-width:1120px;margin:0 auto}
h2{font-size:clamp(24px,3vw,34px);line-height:1.3;font-weight:900;margin:0 0 10px}
h3{font-size:19px;margin:0 0 6px;font-weight:900}
.lede{font-size:16.5px;line-height:1.8;max-width:44em;margin:0 0 22px;color:var(--dim)}
.mods{display:grid;grid-template-columns:repeat(auto-fill,minmax(235px,1fr));gap:12px}
.mod{display:grid;gap:4px;align-content:start;padding:15px 16px;text-decoration:none;background:var(--panel);border:1px solid var(--line);border-radius:10px}
.mod:hover{border-color:var(--a)}
.mod[aria-current=true]{border-color:var(--a);box-shadow:inset 0 0 0 1px var(--a)}
.mod small{font-size:13px;color:var(--a);font-weight:700}
.mod strong{font-size:20px;font-weight:900}
.mod span{font-size:14.5px;color:var(--dim)}
.topics{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:16px}
.topic{padding:20px 22px;background:var(--panel);border:1px solid var(--line);border-radius:10px}
.topic h3{font-size:20px;margin-bottom:10px}
.topic p,.topic li{color:var(--dim);line-height:1.75}
.topic p{margin:0 0 10px}
.topic ul{margin:0 0 10px;padding-left:1.2em}
.topic li{margin-bottom:6px}
.topic a{color:var(--a)}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:22px;margin:0;padding:0;list-style:none}
.steps p{margin:0;color:var(--dim)}
details{border-top:1px solid var(--line);padding:12px 2px}
details:last-of-type{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-weight:700;font-size:17px;min-height:28px}
details p{margin:8px 0 2px;color:var(--dim);max-width:46em}
.prose{max-width:760px;overflow-wrap:anywhere}
.prose h1{font-size:30px;margin-bottom:14px}
.prose h2{font-size:21px;margin-top:26px}
.prose p,.prose li{color:var(--dim)}
footer{padding:24px;font-size:14px;color:var(--dim);border-top:1px solid var(--line)}
footer .wrap{display:flex;gap:10px 20px;flex-wrap:wrap;align-items:center}
footer a{text-decoration:none;padding:8px 0}
footer span{margin-right:auto}

/* randomness check */
.check-controls{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:14px}
.check-live{min-height:1.5em;margin:12px 0;font-weight:700;font-variant-numeric:tabular-nums}
.check-row{display:grid;grid-template-columns:70px 1fr 140px;gap:10px;align-items:center;font-size:14px;margin-bottom:6px}
.check-track{position:relative;height:16px;background:var(--bg2);border-radius:3px}
.check-track i{position:absolute;left:0;top:0;bottom:0;background:var(--a);border-radius:3px}
.check-track b{position:absolute;top:-3px;bottom:-3px;width:2px;background:var(--win)}

/* fullscreen stage */
.full-exit,.full-logo{display:none}
.stage:fullscreen .full-logo{position:absolute;top:20px;left:20px;z-index:7;display:flex;margin:0;font-size:28px}
.stage:fullscreen .full-exit{position:fixed;top:16px;right:16px;z-index:7;display:flex;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--text)}
.full-exit:hover{border-color:var(--a);color:var(--a)}
.full-exit svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2}
/* The top is left clear: browsers show their "press Esc" message there on entering fullscreen. */
.stage:fullscreen{background:var(--bg);padding:88px 20px 20px;display:flex;flex-direction:column;justify-content:safe center;overflow:auto}
.stage:fullscreen .foot,.stage:fullscreen .panel-toggle,.stage:fullscreen .switch-view{display:none}
.stage:fullscreen .wheel-area{display:block;flex:none}
.stage:fullscreen .wheelbox{width:min(100%,max(160px,calc(100dvh - 200px)));min-width:0}
.stage:fullscreen .spin-bar{position:static}
@media(min-width:600px) and (orientation:landscape){
  .app:not([data-wheels="1"]) .stage:fullscreen .wheels{grid-auto-flow:column;grid-auto-columns:minmax(0,1fr)}
  .app:not([data-wheels="1"]) .stage:fullscreen .wheelbox{width:min(100%,max(200px,calc(100dvh - 250px)))}
}

/* OBS overlay */
html.overlay,html.overlay body{background:transparent!important}
.overlay-page{padding:12px;display:grid;justify-items:center;gap:8px}
.overlay-page .wheelbox{width:min(100vw - 24px,calc(100vh - 110px));margin:0}
.overlay-board{min-height:58px;padding:6px 18px;border-radius:8px;background:rgba(20,12,32,.82);color:#fff;font-weight:900;font-size:clamp(20px,3.6vw,34px);text-align:center;max-width:96vw;overflow-wrap:anywhere}
.overlay-board:empty{visibility:hidden}
.overlay-board[data-result=true]{background:var(--win);color:var(--on-win)}
.overlay-mark{font:600 13px var(--tech);color:#fff;background:rgba(20,12,32,.65);padding:2px 8px;border-radius:4px}
.overlay-help{max-width:520px;background:#fff;color:#2A2238;padding:16px;border-radius:10px}

/* small screens */
@media(max-width:959px){
  .bar{padding:10px 14px}
  .bar nav a:not(.keep){display:none}
  .app{grid-template-columns:minmax(0,1fr);padding:0 12px 28px;gap:12px}
  h1{font-size:19px}
  .bar{padding:10px 12px;gap:10px}
  .panel-toggle{display:none}
  .bar-tool h1{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
  .bar-tool .field{max-width:150px}
  .scene span{display:none}
  .scene .field{min-height:44px}
  .switch-view{display:grid;grid-template-columns:1fr 1fr;gap:4px;margin-bottom:10px}
  .switch-view button{min-height:44px;border:1px solid var(--line);border-radius:7px;background:var(--panel);font-weight:700;color:var(--dim)}
  .switch-view button[aria-pressed=true]{background:var(--a);border-color:var(--a);color:var(--on-a)}
  [data-view=list] .wheel-area{display:none}
  [data-view=wheel] .panel{display:none}
  .wheelbox{width:min(100%,calc(100dvh - 256px));min-width:min(100%,240px)}
  .panel{position:static;--panel-height:calc(100dvh - 180px);--panel-min-height:420px}
  .foot{justify-content:space-between}
  .more{margin-left:0}
  .result{margin:auto 0 0;width:100%;max-width:100%;border-radius:14px 14px 0 0;padding:12px 14px calc(12px + env(safe-area-inset-bottom));max-height:88dvh}
  .result-top .btn{min-height:44px}
  .result-win{padding:6px 0;margin:6px 0}
  .result-win strong[data-size=l]{font-size:34px}
  .result-win strong[data-size=m]{font-size:25px}
  .result-win strong[data-size=s]{font-size:18px}
  .result .meta{grid-template-columns:auto 1fr auto 1fr;gap:1px 8px;font-size:12.5px}
  .result .meta dd{text-align:left}
  .result-actions{margin-top:8px}
  .band{padding:36px 14px}
  .check-row{grid-template-columns:58px 1fr 104px;font-size:13px}
}
@media(max-width:560px){.bar-tool .field{max-width:118px}.bar-tool~nav{display:none}.bar-tool~.lang-menu{margin-left:auto}.lang-menu summary{min-width:44px;min-height:44px}.bar-full{min-width:44px;min-height:44px;justify-content:center}.bar-full span{display:none}}
@media(max-width:560px){.bar nav{min-width:0;flex-wrap:wrap;gap:0 12px}}
@media(max-height:560px) and (max-width:959px){
  .wheelbox{width:min(100%,calc(100dvh - 40px))}
  .panel{--panel-height:0px;--panel-min-height:0px;height:auto}
  .list{min-height:220px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* random number tool */
.nb-app{max-width:1320px;margin:0 auto;padding:6px 24px 40px;display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:24px;align-items:start}
.nb-stage{display:flex;flex-direction:column;min-width:0}
.nb-switches{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}
.nb-seg{display:inline-flex}
.nb-seg .btn{border-radius:0;margin-left:-1px;min-height:38px}
.nb-seg .btn:first-child{border-radius:7px 0 0 7px;margin-left:0}
.nb-seg .btn:last-child{border-radius:0 7px 7px 0}
.nb-seg .btn[aria-pressed=true],.nb-chips .btn[aria-pressed=true]{background:var(--a);border-color:var(--a);color:var(--on-a)}
.nb-seg .btn[aria-pressed=true]:hover:not(:disabled),.nb-chips .btn[aria-pressed=true]:hover:not(:disabled){color:var(--on-a)}
.nb-wide{display:flex}
.nb-wide .btn{flex:1}
.nb-note{margin-top:8px}
.nb-read{min-height:132px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:6px 0;text-align:center}
.nb-out{--size:92px;width:100%;max-height:220px;overflow:auto;display:flex;flex-wrap:wrap;justify-content:center;gap:.1em .5em;font:700 var(--size)/1.05 var(--tech);font-variant-numeric:tabular-nums;color:var(--text)}
.nb-out span{overflow-wrap:anywhere}
.nb-idle{color:var(--line)}
.nb-sub{margin:0;min-height:22px;font-size:14.5px;color:var(--dim)}
.nb-scene{--tile-top:color-mix(in srgb,var(--a) 7%,var(--panel));--tile-front:color-mix(in srgb,var(--a) 42%,var(--panel));--tile-side:color-mix(in srgb,var(--a) 62%,var(--panel));--slab:color-mix(in srgb,var(--a) 16%,var(--bg));--slab-edge:color-mix(in srgb,var(--a) 30%,var(--bg));height:clamp(300px,54vh,600px);perspective:2400px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.nb-board{--fit:1;--turn:-32deg;--lean:58deg;position:relative;flex:none;transform-style:preserve-3d;transform:translate(var(--dx,0px),var(--dy,0px)) scale(var(--fit)) rotateX(var(--lean)) rotateZ(var(--turn));transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.nb-board.nb-measure{transition:none}
[data-view=tilt] .nb-board{--turn:0deg;--lean:46deg}
.nb-slab{position:absolute;inset:-14px;background:var(--slab);border:1px solid var(--slab-edge);border-radius:8px;transform:translateZ(-1px)}
.nb-c{position:absolute;width:56px;height:56px;transform-style:preserve-3d;transform:translateZ(var(--z,0px));transition:transform .16s ease-out}
.nb-f{position:absolute;display:block}
.nb-t{inset:0;padding:0;border:0;border-radius:3px;background:var(--tile-top);color:var(--text);transform:translateZ(14px);box-shadow:inset 0 0 0 1px var(--tile-front);cursor:pointer}
.nb-t:hover{box-shadow:inset 0 0 0 2px var(--a)}
.nb-n{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;font:700 22px/1.1 var(--tech);font-variant-numeric:tabular-nums}
.nb-n b{font-weight:700}
.nb-n{transform:rotateZ(calc(var(--turn)*-1))}
.nb-fr{left:0;top:100%;width:100%;height:14px;transform-origin:top;transform:translateZ(14px) rotateX(-90deg);background:var(--tile-front)}
.nb-ri{left:100%;top:0;width:14px;height:100%;transform-origin:left;transform:translateZ(14px) rotateY(90deg);background:var(--tile-side)}
.nb-le{right:100%;top:0;width:14px;height:100%;transform-origin:right;transform:translateZ(14px) rotateY(-90deg);background:var(--tile-side)}
.nb-c.wave{--z:16px}
.nb-c.hit{--z:20px}
.nb-c.hit .nb-t{background:var(--b);color:#fff;box-shadow:0 0 18px var(--b)}
.nb-c.hit .nb-fr{background:color-mix(in srgb,var(--b) 75%,#000)}
.nb-c.hit .nb-ri,.nb-c.hit .nb-le{background:color-mix(in srgb,var(--b) 55%,#000)}
.nb-c.done{--z:6px}
.nb-c.done .nb-t{background:var(--a);color:var(--on-a);box-shadow:none}
.nb-c.done .nb-fr{background:color-mix(in srgb,var(--a) 75%,#000)}
.nb-c.done .nb-ri,.nb-c.done .nb-le{background:color-mix(in srgb,var(--a) 55%,#000)}
.nb-c.ex{--z:-11px}
.nb-c.ex .nb-t{background:var(--slab);color:color-mix(in srgb,var(--dim) 55%,var(--slab));box-shadow:none;text-decoration:line-through}
.nb-c.ex .nb-fr,.nb-c.ex .nb-ri,.nb-c.ex .nb-le{background:var(--slab-edge)}
.nb-c.win{--z:46px}
.nb-c.win .nb-t{background:var(--win);color:var(--on-win);box-shadow:0 0 26px var(--win)}
.nb-c.win .nb-fr{background:#D18C0A}
.nb-c.win .nb-ri,.nb-c.win .nb-le{background:#A86E05}
.nb-bar{display:flex;flex-wrap:wrap;gap:10px 14px;align-items:center;justify-content:center;margin-top:10px}
.nb-go{min-width:150px;min-height:52px;border:0;background:var(--start);color:var(--on-start);font-size:18px}
.nb-go:hover:not(:disabled){color:var(--on-start);filter:brightness(1.15)}
.nb-left{min-width:84px;text-align:center;font:700 15px var(--tech);color:var(--dim)}
[data-mode=reel] .nb-scene{display:none}
[data-mode=reel] .nb-read{min-height:clamp(320px,56vh,600px)}
[data-mode=reel] .nb-out{max-height:none}
.nb-panel{min-width:0;display:grid;gap:14px}
.nb-controls,.nb-history{min-width:0;margin:0;padding:14px;border:1px solid var(--line);border-radius:10px;background:var(--panel);display:grid;gap:12px}
.nb-controls:disabled{opacity:.6}
.nb-pair{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:8px;align-items:end}
.nb-pair>span{padding-bottom:10px;color:var(--dim)}
.nb-pair label,.nb-count,.nb-block{display:grid;gap:4px;font-size:13.5px;font-weight:700;color:var(--dim)}
.nb-pair .field,.nb-count .field{font:700 18px var(--tech);color:var(--text)}
.nb-block .field{font-weight:400;color:var(--text)}
textarea.nb-text{min-height:64px}
.nb-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.nb-chips .btn{min-height:38px}
.nb-line{display:flex;gap:14px;align-items:end}
.nb-count{width:110px}
.nb-check{display:flex;align-items:center;gap:8px;min-height:44px;font-size:14.5px;font-weight:700}
.nb-check input{width:20px;height:20px;accent-color:var(--a)}
.nb-fold{display:block;padding:8px 2px;border-bottom:0}
.nb-fold>summary{cursor:pointer;font-size:14.5px;font-weight:700}
.nb-fold[open]{display:grid;gap:10px}
.nb-history-head{display:flex;align-items:center;gap:6px}
.nb-history-head h2{margin:0 auto 0 0;font-size:16px}
.nb-history-head .btn{min-height:34px;padding:4px 8px}
.nb-log{margin:0;padding:0;list-style:none;max-height:300px;overflow:auto;display:grid;gap:6px}
.nb-log li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:0 10px;align-items:baseline;padding:6px 2px;border-bottom:1px solid var(--line)}
.nb-log small{font-size:12.5px;color:var(--dim)}
.nb-log b{font:700 17px var(--tech);overflow-wrap:anywhere}
.nb-log time{grid-column:2;font-size:12px;color:var(--dim)}
.nb-prose{margin:0 auto}
.nb-stage:fullscreen .nb-switches,.nb-stage:fullscreen .nb-note{display:none}
.nb-stage:fullscreen .nb-scene{flex:1 1 auto;height:auto;min-height:0}
.nb-stage:fullscreen .nb-out{--size:120px}
@media(max-width:959px){
  .nb-app{grid-template-columns:minmax(0,1fr);padding:4px 16px 32px}
  .nb-scene{height:clamp(280px,46vh,460px)}
  .nb-read{min-height:104px}
}
@media(max-width:559px){.nb-board{--lean:50deg;--turn:-24deg}}
@media(prefers-reduced-motion:reduce){.nb-c{transition:transform .16s ease-out!important}}