/* classarena.js: game picker, teacher remote, projector screen, phone controller */
.ca-av{display:inline-block;flex:none;border-radius:50%;overflow:hidden;position:relative;background:radial-gradient(circle at 50% 30%,color-mix(in srgb,var(--c) 45%,#fff),var(--c) 70%);box-shadow:0 0 0 2px #0A0F1F,0 0 0 3.5px var(--c);aspect-ratio:1}
.ca-av img{position:absolute;left:-12%;top:-4%;width:124%;height:124%;max-width:none}
i.bot,.cas i,.cap i{font-style:normal}

/* ---- teacher: pick a game ---- */
#hostOpts.ca-arena > :not(#caPick){display:none}
.ca-games{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:6px}
.ca-g{display:flex;flex-direction:column;align-items:flex-start;gap:3px;padding:6px 6px 10px;border:0;border-radius:16px;text-align:left;color:#fff;cursor:pointer;background:linear-gradient(180deg,#22366E,#14234F);box-shadow:inset 0 0 0 2px rgba(255,255,255,.14),0 4px 0 rgba(0,0,0,.35)}
.ca-g img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:11px}
.ca-g b{font:800 16px/1.05 'Barlow Condensed',sans-serif;letter-spacing:.03em;text-transform:uppercase;padding:2px 4px 0}
.ca-g small{font:600 11.5px/1.25 Barlow,system-ui,sans-serif;color:#C9D8F7;padding:0 4px}
.ca-g.on{box-shadow:inset 0 0 0 3px #FFD964,0 0 16px rgba(255,217,100,.4),0 4px 0 rgba(0,0,0,.35)}

/* ---- teacher: the phone remote ---- */
.ca-remote{display:flex;flex-direction:column;gap:12px;color:#fff;padding-bottom:30px}
.car-top small{font:800 12px/1 Barlow,system-ui,sans-serif;letter-spacing:.12em;text-transform:uppercase;color:#FFD964}
.car-top h1{margin:4px 0 0;font:800 30px/1 'Barlow Condensed',sans-serif;letter-spacing:.03em;text-transform:uppercase}
.car-codes{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.car-codes>div{padding:12px;border-radius:18px;background:linear-gradient(170deg,#203F8C,#111F4B);box-shadow:inset 0 0 0 2px rgba(150,200,255,.25);display:flex;flex-direction:column;gap:4px}
.car-codes small{font:800 11px/1 Barlow,system-ui,sans-serif;letter-spacing:.1em;text-transform:uppercase;color:#B9CCF2}
.car-codes b{font:400 34px/1 var(--shout,'Barlow Condensed'),sans-serif;letter-spacing:.06em;color:#FFD964;-webkit-text-stroke:4px #2B1600;paint-order:stroke fill}
.car-codes b.sc{color:#7CF0B4;-webkit-text-stroke-color:#0B3A26}
.car-codes span{font:600 12px/1.3 Barlow,system-ui,sans-serif;color:#D5E3FF}
.car-codes span b{font:800 12px Barlow,system-ui,sans-serif;color:#fff;-webkit-text-stroke:0;letter-spacing:0}
.car-status{padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.08);font:600 16px/1.3 Barlow,system-ui,sans-serif}
.car-status .n{color:#FFD964;font-weight:800;font-size:20px}
.car-ctl{display:flex;flex-direction:column;gap:10px}
.car-ctl .c-btn.danger{--g1:#7A2433;--g2:#4A1220;--g3:#C8546A;--g4:#2A0810}
.car-fill small{display:block;font:800 12px Barlow,system-ui,sans-serif;letter-spacing:.1em;text-transform:uppercase;color:#B9CCF2;margin-bottom:6px}
.ca-seg{display:flex;gap:6px}.ca-seg .len{flex:1}
.car-h{display:flex;justify-content:space-between;align-items:baseline;margin:6px 0 0;font:800 22px/1 'Barlow Condensed',sans-serif;letter-spacing:.04em;text-transform:uppercase}
.car-h span{font-size:16px;color:#FFD964}
.car-list{display:flex;flex-direction:column;gap:6px}
.car-p{display:flex;align-items:center;gap:10px;padding:8px 8px 8px 12px;border-radius:12px;background:rgba(255,255,255,.07);box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.1)}
.car-p .pl{width:22px;font:800 16px 'Barlow Condensed',sans-serif;color:#FFD964}
.car-p b{flex:1;min-width:0;font:700 15px Barlow,system-ui,sans-serif;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.car-p em{font:800 15px 'Barlow Condensed',sans-serif;font-style:normal;color:#C9D8F7}
.car-x{width:34px;height:34px;border:0;border-radius:10px;background:rgba(229,72,77,.18);color:#FF8A95;font:800 14px system-ui;cursor:pointer}
.ca-codes.mini{padding:10px 14px;border-radius:12px;background:#203F8C;color:#fff;font:600 14px Barlow,system-ui,sans-serif;margin-bottom:10px}
.ca-codes.mini .sc{color:#7CF0B4;font-size:18px;letter-spacing:.08em}

/* ---- the projector screen ---- */
body.ca-screen .c-hud,body.ca-screen .c-nav,body.ca-screen #cNav{display:none!important}
body.ca-screen #host button{display:none}
body.ca-screen #consent,body.ca-screen .adspot,body.ca-screen #cTitle,body.ca-screen .tour,body.ca-screen #tour{display:none!important}
body.ca-screen #host .ca-enter button{display:block}
body.ca-screen .wrap{max-width:none!important;padding:0!important}
.ca-enter{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;color:#fff;padding:24px}
.ca-logo{width:min(320px,60vw)}
.ca-enter h1{margin:0;font:400 48px/1 var(--shout,'Barlow Condensed'),sans-serif;text-transform:uppercase;-webkit-text-stroke:6px #0A1433;paint-order:stroke fill}
.ca-enter p{margin:0;font:600 18px Barlow,system-ui,sans-serif;color:#C9D8F7}
.ca-enter form{display:flex;gap:10px;align-items:center}
.ca-enter input{width:220px;text-align:center;font:400 40px/1 var(--shout,'Barlow Condensed'),sans-serif;letter-spacing:.15em;text-transform:uppercase;padding:10px}
.cas{min-height:100vh;display:flex;flex-direction:column;color:#fff;padding:18px 28px 14px;gap:16px;font-size:clamp(14px,1.1vw,22px)}
.cas-top{display:flex;align-items:center;gap:18px}
.cas-top>img{height:clamp(60px,7vw,110px);aspect-ratio:16/9;object-fit:cover;border-radius:14px;box-shadow:0 6px 16px rgba(0,0,0,.4)}
.cas-top small{font:800 .9em Barlow,system-ui,sans-serif;letter-spacing:.12em;text-transform:uppercase;color:#FFD964}
.cas-top h1{margin:2px 0 0;font:400 clamp(30px,3.4vw,64px)/1 var(--shout,'Barlow Condensed'),sans-serif;text-transform:uppercase;-webkit-text-stroke:.12em #0A1433;paint-order:stroke fill}
.cas-join{margin-left:auto;text-align:right;padding:10px 18px;border-radius:16px;background:linear-gradient(170deg,#203F8C,#111F4B);box-shadow:inset 0 0 0 2px rgba(150,200,255,.25)}
.cas-join small{display:block;font:700 .85em Barlow,system-ui,sans-serif;color:#C9D8F7}
.cas-join b{font:400 clamp(30px,3.2vw,60px)/1 var(--shout,'Barlow Condensed'),sans-serif;letter-spacing:.08em;color:#FFD964;-webkit-text-stroke:.1em #2B1600;paint-order:stroke fill}
.cas-clock{min-width:4.2em;text-align:center;font:400 clamp(32px,3.4vw,64px)/1 var(--shout,'Barlow Condensed'),sans-serif;color:#fff;-webkit-text-stroke:.1em #0A1433;paint-order:stroke fill}
.cas-main{flex:1;min-height:0;display:flex;flex-direction:column}
.cas-main>*{flex:1}
.cas-feed{display:flex;gap:10px;overflow:hidden;white-space:nowrap;min-height:2.2em}
.cas-feed span{padding:6px 12px;border-radius:99px;background:rgba(255,255,255,.1);font:700 1em Barlow,system-ui,sans-serif;animation:pgItem .4s both}
.cas-feed span.f-hot{background:rgba(255,140,0,.25);color:#FFD27A}.cas-feed span.f-bad{background:rgba(229,72,77,.22);color:#FF9AA4}.cas-feed span.f-big{background:rgba(255,217,100,.25);color:#FFE680}
.cas i:not([class*="pk-"]){font-size:.7em;padding:1px 6px;border-radius:6px;background:rgba(255,255,255,.14);color:#C9D8F7;vertical-align:middle}
.cas i.flame{background:rgba(255,140,0,.25);color:#FFD27A}
.cas-lobby{display:flex;flex-direction:column;align-items:center;gap:14px}
.cas-how{margin:0;font:600 1.2em Barlow,system-ui,sans-serif;color:#C9D8F7;text-align:center}
.cas-lobby h2{margin:0;font:400 2.2em/1 var(--shout,'Barlow Condensed'),sans-serif;text-transform:uppercase}
.cas-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;width:100%}
.cas-pl{display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px;border-radius:16px;background:rgba(255,255,255,.08);animation:pgItem .5s cubic-bezier(.2,1.4,.4,1) both}
.cas-pl b{font:800 1.05em Barlow,system-ui,sans-serif;text-align:center}
.cas-note{color:#9FB4E4;font-weight:600}
.cas-count{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center}
.cas-count b{font:400 clamp(120px,18vw,300px)/1 var(--shout,'Barlow Condensed'),sans-serif;background:linear-gradient(180deg,#FFFDE8 0%,#FFF39A 22%,#FFD21F 23%,#FFB000 55%,#FF7A00 100%);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-stroke:.06em #2B0F00;paint-order:stroke fill;animation:popIn .5s both}
.cas-count p{font:600 1.4em Barlow,system-ui,sans-serif;color:#C9D8F7}
.cas-lanes{display:flex;flex-direction:column;justify-content:space-evenly;gap:clamp(4px,.6vh,12px);font-size:1.25em}
.cas-lane{display:grid;grid-template-columns:2.2em 12em 1fr 5em;align-items:center;gap:12px;font:800 1em Barlow,system-ui,sans-serif}
.cas-lane .pl{color:#FFD964;font:800 1.3em 'Barlow Condensed',sans-serif;text-align:center}
.cas-lane .nm{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.cas-lane .tr{position:relative;height:clamp(24px,4.6vh,52px);border-radius:99px;background:linear-gradient(#0A1430,#16244C);box-shadow:inset 0 0 0 2px #B9733F,inset 0 3px 6px rgba(0,0,0,.5)}
.cas-lane .fill{position:absolute;left:0;top:0;bottom:0;border-radius:99px;background:linear-gradient(90deg,color-mix(in srgb,var(--lc) 40%,#0A1430),var(--lc));transition:width .5s ease-out}
.cas-lane .rd{position:absolute;top:50%;transform:translate(-50%,-50%);transition:left .5s ease-out;z-index:2}
.cas-lane .fin{position:absolute;right:6px;top:3px;bottom:3px;width:10px;background:repeating-linear-gradient(0deg,#fff 0 4px,#111 4px 8px);border-radius:2px}
.cas-lane .pc{font:800 1.2em 'Barlow Condensed',sans-serif;text-align:right}
.cas-lane.lead .nm{color:#FFD964}
.cas-lane.stall .rd{filter:grayscale(.7) brightness(.7)}
.cas-board{display:grid;grid-template-columns:1fr 1fr;gap:8px 22px;align-content:start}
.cas-final,.cas-lobby{justify-content:flex-start}
.cas-row{display:grid;grid-template-columns:2em auto 11em 1fr 7em;align-items:center;gap:10px;padding:6px 10px;border-radius:14px;background:rgba(255,255,255,.06);font:800 1em Barlow,system-ui,sans-serif;transition:background .3s}
.cas-row .pl{color:#FFD964;font:800 1.3em 'Barlow Condensed',sans-serif;text-align:center}
.cas-row b{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.cas-row .bar{height:12px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden}.cas-row .bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#2F8BFF,#5FD0FF);padding:0;transition:width .5s}
.cas-row em{font:800 1.15em 'Barlow Condensed',sans-serif;font-style:normal;text-align:right}
.cas-row.t1{background:linear-gradient(90deg,rgba(255,217,100,.28),rgba(255,217,100,.06))}.cas-row.t2{background:linear-gradient(90deg,rgba(200,210,230,.22),rgba(200,210,230,.05))}.cas-row.t3{background:linear-gradient(90deg,rgba(196,122,58,.25),rgba(196,122,58,.05))}
.cas-last{display:grid;grid-template-columns:3fr 2fr;gap:22px;height:100%}
.cas-q{display:flex;flex-direction:column;gap:14px;position:relative;padding-right:3.2em}
.cas-q small{font:800 1em Barlow,system-ui,sans-serif;color:#FFD964;letter-spacing:.08em;text-transform:uppercase}
.cas-q h2{margin:6px 0 0;font:800 2.1em/1.15 Barlow,system-ui,sans-serif}
.cas-q .qa{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cas-q .qa div{display:flex;align-items:center;gap:12px;padding:16px;border-radius:16px;background:rgba(255,255,255,.1);font:700 1.3em Barlow,system-ui,sans-serif}
.cas-q .qa b{width:1.8em;height:1.8em;display:grid;place-items:center;border-radius:10px;background:#2F8BFF;flex:none}
.cas-q .qa .ok{background:rgba(61,214,140,.35);box-shadow:inset 0 0 0 3px #3DD68C}.cas-q .qa .no{opacity:.45}
.cas-q .qtime{position:absolute;right:0;top:0;font:400 3em/1 var(--shout,'Barlow Condensed'),sans-serif;color:#FFD964}
.cas-hp{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px;align-content:start}
.cas-hp div{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px;border-radius:14px;background:rgba(255,255,255,.07);transition:opacity .3s}
.cas-hp b{font:700 .95em Barlow,system-ui,sans-serif;text-align:center}
.cas-hp span{color:#FF6B7D;font-weight:800;letter-spacing:.1em}
.cas-hp .ans{box-shadow:inset 0 0 0 2px #3DD68C}.cas-hp .out{opacity:.35}.cas-hp .out span{color:#9FB4E4}
.cas-final{display:flex;flex-direction:column;align-items:center;gap:20px}
.cas-pod{display:flex;align-items:flex-end;gap:24px}
.cas-pod .pod{display:flex;flex-direction:column;align-items:center;gap:8px;padding:18px 26px;border-radius:22px 22px 0 0;background:linear-gradient(180deg,rgba(255,255,255,.14),rgba(255,255,255,.04));animation:pgItem .7s cubic-bezier(.2,1.3,.4,1) both}
.cas-pod .p1{min-height:330px;background:linear-gradient(180deg,rgba(255,217,100,.35),rgba(255,217,100,.06));animation-delay:.6s}.cas-pod .p2{min-height:260px;animation-delay:.3s}.cas-pod .p3{min-height:220px}
.cas-pod b{font:800 1.4em Barlow,system-ui,sans-serif}.cas-pod em{font:800 1.3em 'Barlow Condensed',sans-serif;font-style:normal;color:#FFD964}
.cas-pod span{margin-top:auto;font:400 2.4em/1 var(--shout,'Barlow Condensed'),sans-serif;color:#fff;-webkit-text-stroke:.1em #0A1433;paint-order:stroke fill}
.cas-rest{display:grid;grid-template-columns:repeat(3,1fr);gap:6px 20px;width:100%}
.cas-rest>div:not(.cas-ri){display:grid;grid-template-columns:2em 1fr auto;gap:8px;padding:6px 10px;border-radius:10px;background:rgba(255,255,255,.06);font:700 1em Barlow,system-ui,sans-serif}
.cas-rest span{color:#FFD964}.cas-rest em{font-style:normal}

/* ---- learner's phone ---- */
.cap{display:flex;flex-direction:column;gap:10px;color:#fff;padding-bottom:20px}
.cap-top{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:16px;background:linear-gradient(170deg,#203F8C,#111F4B);box-shadow:inset 0 0 0 2px rgba(150,200,255,.22)}
.cap-top small{display:block;font:800 11px Barlow,system-ui,sans-serif;letter-spacing:.1em;text-transform:uppercase;color:#B9CCF2}
.cap-top b{font:400 26px/1 var(--shout,'Barlow Condensed'),sans-serif;color:#FFD964}
.cap-top b i{font:700 13px Barlow,system-ui,sans-serif;color:#C9D8F7}
.cap-score{margin-left:auto;text-align:right}.cap-score b{color:#fff}
.cap-stk{padding:4px 9px;border-radius:99px;background:linear-gradient(#FF8A00,#E8410A);font:800 15px 'Barlow Condensed',sans-serif}
.cap-clock{min-width:3em;text-align:right;font:400 22px/1 var(--shout,'Barlow Condensed'),sans-serif}
.cap-notes{display:flex;flex-direction:column;gap:6px}
.cap-note{padding:8px 12px;border-radius:12px;font:700 14px Barlow,system-ui,sans-serif;background:rgba(255,255,255,.1);transition:opacity .25s}
.cap-note.in{animation:pgItem .3s both}.cap-note.out{opacity:0}
.cap-note.bad{background:rgba(229,72,77,.25)}.cap-note.good{background:rgba(61,214,140,.22)}
.cap-card{padding:16px;border-radius:20px;background:linear-gradient(175deg,#1A3576,#0E1D48);box-shadow:inset 0 0 0 2px rgba(150,200,255,.2),0 10px 24px rgba(0,0,0,.35);display:flex;flex-direction:column;gap:12px;align-items:stretch;animation:pgItem .35s cubic-bezier(.2,1.2,.4,1) both}
.cap-card h2{margin:0;font:800 22px/1.2 Barlow,system-ui,sans-serif}
.cap-card h3{margin:0;font:400 26px/1 var(--shout,'Barlow Condensed'),sans-serif;text-transform:uppercase;color:#FFD964;text-align:center}
.cap-t{font:800 12px Barlow,system-ui,sans-serif;letter-spacing:.1em;text-transform:uppercase;color:#FFD964}
.cap-qimg{max-width:100%;max-height:180px;object-fit:contain;border-radius:12px;background:#fff}
.cap-ans{display:grid;gap:10px}.cap-ans.n4{grid-template-columns:1fr 1fr}
.cap-a{display:flex;align-items:center;gap:10px;min-height:78px;padding:10px 12px;border:0;border-radius:16px;text-align:left;color:#fff;font:700 16px/1.25 Barlow,system-ui,sans-serif;cursor:pointer;box-shadow:inset 0 0 0 2.5px rgba(255,255,255,.25),0 5px 0 rgba(0,0,0,.35)}
.cap-a b{flex:none;width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:rgba(0,0,0,.25);font:800 17px 'Barlow Condensed',sans-serif}
.cap-a.c0{background:linear-gradient(#E5484D,#B3263A)}.cap-a.c1{background:linear-gradient(#2F8BFF,#1463E0)}.cap-a.c2{background:linear-gradient(#F0A000,#C27E00)}.cap-a.c3{background:linear-gradient(#22A860,#157A44)}
.cap-a:active{transform:translateY(4px);box-shadow:inset 0 0 0 2.5px rgba(255,255,255,.25),0 1px 0 rgba(0,0,0,.35)}
.cap-a:disabled{opacity:.5}.cap-a.picked{opacity:1;box-shadow:inset 0 0 0 4px #fff}
.cap-card.res,.cap-card.wait,.cap-card.count,.cap-card.final,.cap-card.crate,.cap-card.target{align-items:center;text-align:center}
.cap-card.res h2{font:400 30px/1.05 var(--shout,'Barlow Condensed'),sans-serif;text-transform:uppercase;-webkit-text-stroke:5px #0A1433;paint-order:stroke fill}
.cap-card.res.good h2{color:#7CF0B4}.cap-card.res.bad h2{color:#FF8A95}
.cap-prize{width:110px;height:110px;object-fit:contain;animation:unlArt .5s cubic-bezier(.2,1.6,.4,1) both}
.cap-reels{display:flex;gap:8px;align-items:center}
.cap-reels span{width:64px;height:64px;display:grid;place-items:center;border-radius:14px;background:radial-gradient(circle at 50% 35%,color-mix(in srgb,var(--sc) 60%,#fff),var(--sc));font:800 13px 'Barlow Condensed',sans-serif;color:#0A1433;box-shadow:inset 0 0 0 2px rgba(0,0,0,.25);animation:popIn .4s both}
.cap-reels span:nth-child(2){animation-delay:.15s}.cap-reels span:nth-child(3){animation-delay:.3s}
.cap-reels em{font:800 16px 'Barlow Condensed',sans-serif;font-style:normal;color:#FFD964}
.cap-crates{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%}
.cap-cr{border:0;background:none;padding:0;cursor:pointer;animation:pgItem .4s both}.cap-cr img{width:100%;filter:drop-shadow(0 6px 8px rgba(0,0,0,.5))}
.cap-cr.open{animation:cshake .4s}
.cap-tg{display:grid;gap:8px;width:100%}
.cap-tg button{display:flex;align-items:center;gap:10px;padding:8px 12px;border:0;border-radius:14px;background:rgba(255,255,255,.1);color:#fff;font:700 15px Barlow,system-ui,sans-serif;text-align:left;cursor:pointer;box-shadow:inset 0 0 0 2px rgba(255,255,255,.14)}
.cap-tg span:not(.ca-av){flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.cap-tg b{color:#FFD964;font:800 17px 'Barlow Condensed',sans-serif}
.cap-tg button.picked{box-shadow:inset 0 0 0 3px #FFD964}
.cap-diff{display:grid;gap:10px}
.cap-diff .dd{display:grid;grid-template-columns:1fr auto;grid-template-rows:auto auto;gap:2px 10px;padding:14px;border:0;border-radius:16px;color:#fff;text-align:left;cursor:pointer;box-shadow:inset 0 0 0 2.5px rgba(255,255,255,.22),0 5px 0 rgba(0,0,0,.35)}
.cap-diff .dd b{font:800 22px 'Barlow Condensed',sans-serif;text-transform:uppercase}.cap-diff .dd em{grid-row:span 2;align-self:center;font:400 30px var(--shout,'Barlow Condensed'),sans-serif;font-style:normal;color:#FFD964}
.cap-diff .dd small{font:600 13px Barlow,system-ui,sans-serif;color:#E2EBFF}
.cap-diff .e{background:linear-gradient(#22A860,#157A44)}.cap-diff .h{background:linear-gradient(#2F8BFF,#1463E0)}.cap-diff .x{background:linear-gradient(#E5484D,#B3263A)}
.cap-shop{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.cap-up{display:flex;flex-direction:column;gap:2px;padding:10px 8px;border:0;border-radius:14px;background:rgba(255,255,255,.1);color:#fff;text-align:left;cursor:pointer;box-shadow:inset 0 0 0 2px rgba(255,255,255,.14)}
.cap-up b{font:800 14px 'Barlow Condensed',sans-serif;text-transform:uppercase}.cap-up small{font:600 11px Barlow,system-ui,sans-serif;color:#C9D8F7}.cap-up em{font:800 15px 'Barlow Condensed',sans-serif;font-style:normal;color:#FFD964}
.cap-up:disabled{opacity:.45}
.cap-card.count b{font:400 120px/1 var(--shout,'Barlow Condensed'),sans-serif;color:#FFD964;-webkit-text-stroke:8px #2B1600;paint-order:stroke fill}
.cap-card.wait img,.cap-card.final img{width:100%;max-width:280px;border-radius:14px}
.cap-card.final img{width:120px}
.cap-card .big{font:400 34px/1 var(--shout,'Barlow Condensed'),sans-serif;color:#FFD964;margin:0}
.cap-card p{margin:0;font:600 15px/1.4 Barlow,system-ui,sans-serif;color:#C9D8F7}
.cap-sm{font-size:13px!important}
.cap-top3{display:flex;flex-direction:column;gap:4px;padding:10px 12px;border-radius:14px;background:rgba(255,255,255,.06);font:600 14px Barlow,system-ui,sans-serif}
.cap-top3 b{color:#FFD964;float:right}
@keyframes cshake{25%{transform:rotate(-8deg)}75%{transform:rotate(8deg)}}

.car-sub{display:block;font:600 13px Barlow,system-ui,sans-serif;color:#B9CCF2;margin-top:4px}
.car-fill .switch,.ca-bots{display:flex;gap:10px;align-items:center;font:700 15px Barlow,system-ui,sans-serif;color:#fff;margin:8px 0}
.car-fill .ca-seg{margin-top:8px}

/* the leaderboard the teacher puts on the big screen */
.ca-lb{position:fixed;inset:0;z-index:300;display:grid;place-items:center;padding:3vh 4vw;background:radial-gradient(circle at 50% 30%,rgba(40,70,160,.92),rgba(4,8,22,.97) 75%);color:#fff;font-size:clamp(15px,1.25vw,24px);animation:bpdFade .3s both}
.ca-lb-in{width:100%;max-width:1500px}
.ca-lb h1{margin:0 0 2.5vh;text-align:center;font:400 clamp(44px,5vw,96px)/1 var(--shout,'Barlow Condensed'),sans-serif;text-transform:uppercase;background:linear-gradient(180deg,#FFFDE8 0%,#FFF39A 22%,#FFD21F 23%,#FFB000 60%,#F08000 100%);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-stroke:.06em #2B1600;paint-order:stroke fill;filter:drop-shadow(0 .06em 0 #7A4A00)}
.ca-lb-list{display:grid;gap:10px 28px}.ca-lb-list.two{grid-template-columns:1fr 1fr;grid-auto-flow:column;grid-template-rows:repeat(10,auto)}
.ca-lb-row{display:grid;grid-template-columns:2.2em auto 1fr auto;align-items:center;gap:14px;padding:10px 16px;border-radius:16px;background:rgba(255,255,255,.08);font:800 1.15em Barlow,system-ui,sans-serif;animation:pgItem .5s cubic-bezier(.2,1.3,.4,1) both}
.ca-lb-row:nth-child(n+2){animation-delay:.05s}.ca-lb-row:nth-child(n+4){animation-delay:.1s}.ca-lb-row:nth-child(n+8){animation-delay:.15s}
.ca-lb-row .pl{font:400 1.5em/1 var(--shout,'Barlow Condensed'),sans-serif;color:#FFD964;text-align:center}
.ca-lb-row em{font:800 1.2em 'Barlow Condensed',sans-serif;font-style:normal;color:#FFE680}
.ca-lb-row i{font-style:normal;font-size:.7em;padding:1px 6px;border-radius:6px;background:rgba(255,255,255,.14);color:#C9D8F7}
.ca-lb-row.t1{background:linear-gradient(90deg,rgba(255,217,100,.35),rgba(255,217,100,.08))}.ca-lb-row.t2{background:linear-gradient(90deg,rgba(200,210,230,.28),rgba(200,210,230,.06))}.ca-lb-row.t3{background:linear-gradient(90deg,rgba(196,122,58,.32),rgba(196,122,58,.06))}

/* scan to join (lobby) */
.cas-scan{display:flex;align-items:center;gap:22px;padding:14px 22px 14px 14px;border-radius:22px;background:linear-gradient(170deg,#203F8C,#111F4B);box-shadow:inset 0 0 0 2px rgba(150,200,255,.25),0 10px 24px rgba(0,0,0,.35);animation:pgItem .5s both}
.cas-qr{width:clamp(150px,14vw,260px);aspect-ratio:1;background:#fff;border-radius:14px;padding:8px}
.cas-qr svg,.car-qr svg{width:100%;height:100%;display:block}
.cas-scan b{display:block;font:400 2.2em/1 var(--shout,'Barlow Condensed'),sans-serif;text-transform:uppercase;color:#FFD964;-webkit-text-stroke:.1em #2B1600;paint-order:stroke fill}
.cas-scan span{display:block;margin-top:6px;font:600 1.15em/1.35 Barlow,system-ui,sans-serif;color:#C9D8F7}
.cas-scan em{font-style:normal;font-weight:800;color:#fff}
.car-qr{display:flex;flex-direction:column;align-items:center;gap:4px;margin-top:10px}
.car-qr svg{width:150px;height:150px;background:#fff;border-radius:12px;padding:6px;box-sizing:border-box}

/* ---- copper-pipe look (pipekit.css) for lobbies, countdowns and results ---- */
.cap.pkp{position:relative;gap:12px;padding-top:6px}
.cap.pkp>*{position:relative;z-index:1}
.cap.pkp>.pk-bgl{display:none}
body:has(#player:not(.hidden) .cap.pkp)::before{background:radial-gradient(70% 50% at 50% 45%,rgba(8,20,70,.35),transparent 75%),url(img/ui/pk_bg_p.webp) center/112% 100% no-repeat,#123AA8!important}
.cap.pkp .pk-btn{margin-top:4px}
.cap.pkp .pk-how .pk-in{font-size:14px}
.cas .cas-join{margin-left:auto;padding:0;border-radius:0;background:none;box-shadow:none;text-align:right;--pk-cut:14px}
.cas .cas-join .pk-in{padding:10px 20px}
.cas-top h1{font-family:var(--shout,'Barlow Condensed'),sans-serif}
.cas-top>img{border-radius:0;clip-path:polygon(12px 0,calc(100% - 12px) 0,100% 12px,100% calc(100% - 12px),calc(100% - 12px) 100%,12px 100%,0 calc(100% - 12px),0 12px)}
.cas-lobby{align-items:stretch;gap:10px}
.cas-lrow{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:stretch}
.cas .cas-scan{display:block;padding:0;border-radius:0;background:none;box-shadow:none;animation:pgItem .5s both;--pk-cut:18px}
.cas .cas-scan .pk-in{display:flex;align-items:center;gap:22px;padding:14px 26px 14px 14px}
.cas .cas-how{margin:0;text-align:left;--pk-cut:16px}
.cas .cas-how .pk-in{height:100%;align-content:center;font-size:1.15em;padding:14px 22px}
.cas .pk-panel{margin-top:22px}
.cas .pk-tab span{font-size:clamp(24px,2.2vw,40px)}
.cas .pk-phead{font-size:1em}.cas .pk-phead b{font-size:1.5em}
.cas-cards{grid-template-columns:repeat(auto-fill,minmax(230px,1fr))!important}
.cas .pk-card .pk-nm b{font-size:1.15em}
.cas-count .pk-count{transform:scale(2.1);transform-origin:center;margin:12vh auto 16vh}
.cas-count .pk-count .pk-arm{width:calc(50% - 50px)}
.cas-count p{margin-top:2vh;max-width:min(70%,1000px);text-align:center;text-shadow:0 2px 6px rgba(0,0,0,.6)}
.cas-final{gap:14px}
.cas-final .pk-plaque{width:min(70%,900px)}
.cas-final .pk-plaque h1{font-size:clamp(40px,4.6vw,86px)}
.cas-final .pk-pod{width:min(44%,600px);gap:24px}
.cas-final .pk-step .pk-who b{font-size:1.4em}.cas-final .pk-step .pk-who em{font-size:1.6em}
.cas-final .pk-step.p1 .pk-blk .pk-in{height:24vh}.cas-final .pk-step.p2 .pk-blk .pk-in{height:19vh}.cas-final .pk-step.p3 .pk-blk .pk-in{height:15vh}
.cas-final .pk-blk .pk-in{font-size:2.8em}
.cas-rest div.cas-ri{display:block;padding:0;border-radius:0;background:none;--pk-cut:10px}
.cas-rest .cas-ri .pk-in{display:grid;grid-template-columns:2em auto 1fr auto;align-items:center;gap:10px;padding:6px 14px}
.cas-rest .cas-ri .pk-hex{--s:40px}
.cas-count .pk-hexbig b{font-size:64px;line-height:1;-webkit-text-stroke:3px #2B0F00;animation:none}
.cas-count .pk-hexbig b.pop{animation:pkNum .55s cubic-bezier(.2,1.6,.4,1) both}
#player .pk-q .step{margin:0 0 8px;font:800 14px Barlow,system-ui,sans-serif;color:#9FC2FF}
#player .pk-q .pchip{background:linear-gradient(180deg,#1B2F66,#0E1A40);box-shadow:inset 0 0 0 2px rgba(140,175,240,.45);color:#fff;border-radius:0;clip-path:polygon(8px 0,calc(100% - 8px) 0,100% 8px,100% calc(100% - 8px),calc(100% - 8px) 100%,8px 100%,0 calc(100% - 8px),0 8px)}
#player .pk-q .pchip.me{box-shadow:inset 0 0 0 2.5px #FFC93C;color:#FFD964}
.cas.pk-bg{background:radial-gradient(60% 55% at 50% 50%,rgba(8,20,70,.3),transparent 75%),url(img/ui/pk_bg_l.webp) center/100% 100% no-repeat fixed,#123AA8}
.cas.pk-bg{padding-left:clamp(28px,7vw,140px);padding-right:clamp(28px,7vw,140px)}

/* chunky press feel for the class game buttons */
.cap-a,.cap-cr,.cap-tg button,.cap-diff button,.cap-up{transition:transform .1s cubic-bezier(.3,1.6,.5,1),filter .15s;-webkit-tap-highlight-color:transparent}
.cap-a.down,.cap-tg button.down,.cap-diff button.down,.cap-up.down{transform:translateY(4px) scale(.97);filter:brightness(1.1)}
.cap-cr.down{transform:scale(.92) rotate(-3deg)}
.cap-a.pop,.cap-tg button.pop,.cap-diff button.pop,.cap-up.pop,.cap-cr.pop{animation:pkPress .38s cubic-bezier(.3,1.8,.5,1)}
.scr.pk,.cap.pkp{padding-inline:6px}

.car-open{display:inline-flex;margin-top:8px;min-height:40px;font-size:15px;text-decoration:none;align-items:center;justify-content:center}