/* JABCALL gym TV · round timer + curriculum board. Stage units: 1u = 1/100 of the 16:9 stage width.
   Approved layout 2026-11-05 (mock J): round | time digits as large as the stage width allows, the full board underneath. */
@font-face{font-family:JabPunch;src:url(fonts/jab-punch-ko.woff2) format('woff2');font-display:block}
@font-face{font-family:JabText;src:url(fonts/jab-text-ko.woff2) format('woff2');font-weight:100 900;font-display:swap}
:root{--red:#ef4a36;--green:#4ecb8d;--amber:#ffb020;--ink:#f4f3f0;--mute:rgba(244,243,240,.56);--u:min(1vw,1.7778vh)}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;background:#000;overflow:hidden}
body{color:var(--ink);font-family:JabText,Pretendard,-apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Noto Sans CJK KR','Noto Sans KR','Hiragino Sans','Segoe UI',sans-serif;-webkit-font-smoothing:antialiased}
.stage{position:absolute;left:50%;top:50%;width:calc(100 * var(--u));height:calc(56.25 * var(--u));transform:translate(-50%,-50%);overflow:hidden;background:#121014;--acc:var(--red);
  display:grid;grid-template-rows:auto 1fr;gap:calc(1.4 * var(--u));padding:calc(.4 * var(--u)) calc(2.4 * var(--u)) calc(1.3 * var(--u))}
.stage.rest{--acc:var(--green)}
.stage.last{--acc:var(--amber)}
/* ---- digits ---- */
.led{display:flex;justify-content:center;align-items:flex-end;gap:calc(2.2 * var(--u));position:relative;padding-top:calc(1.7 * var(--u))}
.led .vl{width:2px;height:calc(17 * var(--u));background:rgba(244,243,240,.22);align-self:flex-end;margin-bottom:calc(.6 * var(--u))}
.cell{display:flex;flex-direction:column;position:relative}
.cell .cap{position:absolute;left:0;top:calc(-1.7 * var(--u));font-size:calc(1.25 * var(--u));letter-spacing:.16em;font-weight:700;color:var(--mute);display:flex;align-items:center;white-space:nowrap;transition:color .3s}
.dot{display:inline-block;width:calc(1.2 * var(--u));height:calc(1.2 * var(--u));border-radius:50%;background:var(--acc);box-shadow:0 0 calc(1.4 * var(--u)) var(--acc);margin-right:calc(.8 * var(--u));transition:background-color .3s,box-shadow .3s}
.idle .dot{background:rgba(244,243,240,.3);box-shadow:none}
.rn,.dg{font-family:JabPunch,JabText,sans-serif;font-size:calc(29.4 * var(--u));line-height:.7;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.rn{color:var(--red);transition:color .3s}
.dg{color:var(--ink);transition:color .3s}
.rest .dg{color:var(--green)}
.last .dg{color:var(--amber)}
.paused .dg{opacity:.55}
.idle .rn{color:rgba(244,243,240,.4)}
/* last 30 s: the digits pulse once per second (no colour flashing of the whole screen: it must stay readable) */
@keyframes pulse{0%{transform:scale(1)}18%{transform:scale(1.02)}50%{transform:scale(1)}}
.last .dg{animation:pulse 1s ease-out infinite;transform-origin:center bottom}
/* ---- board: 4 groups, plain lists ---- */
.menu{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:calc(2 * var(--u));min-height:0}
.grp{display:flex;flex-direction:column;min-width:0}
.grp h4{font-size:calc(1.05 * var(--u));letter-spacing:.14em;color:var(--mute);font-weight:600;padding-bottom:calc(.45 * var(--u));margin-bottom:calc(.2 * var(--u));border-bottom:1px solid rgba(244,243,240,.14);display:flex;justify-content:space-between;white-space:nowrap}
.grp h4 b{color:var(--acc);font-weight:600;transition:color .3s}
.grp ol{list-style:none;display:flex;flex-direction:column;justify-content:space-between;flex:1}
.grp li{display:flex;align-items:baseline;gap:calc(.8 * var(--u));font-size:calc(2.35 * var(--u));font-weight:700;letter-spacing:-.04em;line-height:1.15;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.grp li .n{font-weight:300;color:rgba(244,243,240,.45);font-variant-numeric:tabular-nums;min-width:1.4em;font-size:.85em}
.grp li .d{font-weight:500;color:var(--mute);font-size:.7em;margin-left:.45em}
.grp li.off{opacity:.35}
html[lang=en] .grp li{font-size:calc(1.6 * var(--u));letter-spacing:-.02em;line-height:1.3}
html[lang=ja] .grp li{font-size:calc(1.42 * var(--u));letter-spacing:-.01em;line-height:1.3}
html[lang=ja] .grp li{word-break:normal}
/* ---- bar, mark, hint ---- */
.bar{position:absolute;left:0;right:0;bottom:0;height:calc(.7 * var(--u));background:rgba(244,243,240,.08)}
.bar i{display:block;height:100%;width:0;background:var(--acc);transition:background-color .3s}
.mark{position:absolute;right:calc(2.4 * var(--u));top:calc(.7 * var(--u));font-weight:800;font-size:calc(1.2 * var(--u));letter-spacing:-.06em;color:rgba(244,243,240,.6);pointer-events:none}
.mark span{color:var(--red)}
.hint{position:absolute;left:calc(2.4 * var(--u));top:calc(.8 * var(--u));font-size:calc(1.05 * var(--u));color:var(--mute);opacity:0;transition:opacity .3s;pointer-events:none;white-space:nowrap}
.idle .hint,.awake .hint{opacity:1}
/* ---- controls: only while the remote or mouse is in use ---- */
.ctl{position:absolute;left:calc(2.4 * var(--u));right:calc(2.4 * var(--u));top:calc(2.2 * var(--u));display:flex;align-items:center;gap:calc(.6 * var(--u));opacity:0;transform:translateY(calc(-1 * var(--u)));transition:opacity .25s ease,transform .25s ease;pointer-events:none;z-index:5}
.awake .ctl{opacity:1;transform:none;pointer-events:auto}
.awake .mark,.awake .hint{opacity:0}
.ctl .gap{flex:1}
.btn{font:inherit;font-size:calc(1.25 * var(--u));line-height:1;color:var(--ink);background:rgba(16,15,17,.78);border:1px solid rgba(244,243,240,.18);border-radius:calc(.7 * var(--u));min-height:max(44px,calc(4.2 * var(--u)));padding:0 calc(1.4 * var(--u));display:inline-flex;align-items:center;justify-content:center;gap:.4em;cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:focus-visible,.btn:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 calc(.3 * var(--u)) rgba(244,243,240,.35)}
.btn.on{background:var(--ink);color:#121014;border-color:var(--ink)}
.btn.go{background:var(--red);border-color:var(--red);color:#fff}
/* ---- settings sheet ---- */
.sheet{position:absolute;left:0;right:0;bottom:0;z-index:8;background:rgba(14,13,15,.97);border-top:1px solid rgba(244,243,240,.14);padding:calc(2.2 * var(--u)) calc(5.2 * var(--u)) calc(2.6 * var(--u));display:flex;flex-direction:column;gap:calc(1.3 * var(--u))}
.sheet[hidden]{display:none}
.sheet h2{font-size:calc(2 * var(--u));font-weight:700;letter-spacing:-.04em}
.sheet .row{display:flex;align-items:center;gap:calc(2 * var(--u))}
.sheet .row>span{min-width:calc(14 * var(--u));font-size:calc(1.2 * var(--u));color:var(--mute)}
.sheet .opts{display:flex;gap:calc(.5 * var(--u));flex-wrap:wrap}
.sheet .opts .btn{min-width:calc(9 * var(--u));font-variant-numeric:tabular-nums}
.sheet .actions{display:flex;justify-content:flex-end}
.sheet .note{font-size:calc(1.05 * var(--u));color:var(--mute);line-height:1.5;max-width:calc(70 * var(--u))}
.sheet .note b{color:var(--ink);font-weight:600}