.ck-arena{--a-bg:var(--bg);--a-bg2:var(--surface);--a-panel:var(--surface);--a-panel2:var(--surface-2);--a-line:var(--line);--a-line2:var(--line);--a-ink:var(--ink);--a-mute:var(--muted);--a-gold:var(--ck-gold);--a-gold2:var(--ck-gold);--a-steel:var(--muted);--a-red:var(--ck-bad);position:relative;min-height:100vh;min-height:100dvh;background:var(--a-bg);isolation:isolate;color:var(--a-ink);font-family:var(--font-sans);padding:68px 0 calc(84px + env(safe-area-inset-bottom, 0px) + 24px);overflow-x:hidden;-webkit-font-smoothing:antialiased}.ck-arena *,.ck-arena :after,.ck-arena :before{box-sizing:border-box}.ck-arena a{color:inherit;text-decoration:none}.ck-arena button{font-family:inherit;cursor:pointer}.ck-arena h1,.ck-arena h2,.ck-arena p{margin:0}.ck-arena .a-wrap{max-width:560px;margin:0 auto}.ck-arena .a-pad{padding:0 16px}.ck-arena .a-cond{font-family:var(--font-display)}.ck-arena .a-mono{font-family:var(--font-mono)}.ck-arena .a-eyebrow{font-size:11px;letter-spacing:2px;color:var(--a-gold2);text-transform:uppercase;font-weight:700}.ck-arena .a-mute{color:var(--a-mute)}.ck-arena .a-gold{color:var(--a-gold)}.ck-arena .a-red{color:var(--a-red)}.ck-arena :focus-visible{outline:2px solid var(--a-gold);outline-offset:2px}.ck-arena .a-loading{padding:40px 16px;text-align:center;color:var(--a-mute);font-size:14px}.ck-arena .a-skel{background:linear-gradient(90deg,var(--surface),var(--surface-3),var(--surface));background-size:200% 100%;animation:a-shine 1.4s linear infinite;border-radius:var(--r-card)}@keyframes a-shine{to{background-position:-200% 0}}.ck-arena .a-hero{padding:18px 16px 14px;background:rgba(13,18,32,.46);border-bottom:1px solid var(--a-line2)}.ck-arena .a-hero h1{font-size:26px;font-weight:700;letter-spacing:.5px;margin:4px 0 12px}.ck-arena .a-quick{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:6px}.ck-arena .a-quick.a-quick2{grid-template-columns:repeat(2,44px);gap:10px}.ck-arena .a-qbtn{height:38px;border-radius:var(--r-pill);border:1px solid var(--a-line);background:var(--surface);color:var(--a-steel);display:flex;align-items:center;justify-content:center;font-size:15px;padding:0}.ck-arena .a-quick2 .a-qbtn{width:44px}.ck-arena .a-qbtn svg{width:17px;height:17px}.ck-arena .a-qbtn.is-flame{border-color:var(--a-red);background:var(--surface-2);color:var(--a-red);box-shadow:0 0 0 1px rgba(210,75,69,.25)}.ck-arena .a-qbtn.is-gold{border-color:var(--a-gold);background:var(--surface);color:var(--a-gold)}.ck-arena .a-qbtn[aria-expanded=true]{border-color:var(--a-gold2);color:var(--a-gold)}.ck-arena .a-pop{margin-top:10px;padding:12px 14px;background:var(--a-panel);border:1px solid var(--a-line);border-radius:var(--r-card);font-size:13px;line-height:1.55;color:var(--a-ink);animation:a-rise .18s ease-out}.ck-arena .a-pop b{color:var(--a-gold)}.ck-arena .a-pop ul{margin:6px 0 0;padding:0;list-style:none;display:grid;gap:4px}.ck-arena .a-pop li{display:flex;justify-content:space-between;gap:8px}@keyframes a-rise{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}.ck-arena .a-main{padding:18px 16px 24px;display:flex;flex-direction:column;gap:12px}.ck-arena .a-front{display:flex;align-items:center;gap:16px;padding:18px 16px;background:rgba(12,22,56,.85);border:0;box-shadow:0 4px 0 rgba(0,0,0,.4);border-radius:var(--r-card)}.ck-arena .a-front .ico{width:22px;text-align:center;color:var(--a-mute);display:flex;justify-content:center}.ck-arena .a-front .mid{flex:1;min-width:0}.ck-arena .a-front .nm{display:block;font-weight:700;font-size:17px;letter-spacing:.5px}.ck-arena .a-bar{background:var(--surface-2);margin-top:8px;max-width:180px;overflow:hidden}.ck-arena .a-bar,.ck-arena .a-bar>i{display:block;height:4px;border-radius:2px}.ck-arena .a-bar>i{background:var(--a-steel);transition:width .5s ease}.ck-arena .a-quote{margin-top:18px;text-align:center;font-family:var(--font-sans);font-style:italic;font-size:14px;color:var(--dim)}.ck-arena .a-head{display:flex;align-items:center;gap:14px;padding:16px;border-bottom:1px solid var(--a-line2);background:var(--surface)}.ck-arena .a-back{width:34px;height:34px;border:1px solid var(--line);border-radius:var(--r-chip);display:flex;align-items:center;justify-content:center;font-size:18px;flex:none;background:transparent;color:var(--a-ink)}.ck-arena .a-crumb{font-size:11px;letter-spacing:1.5px;color:var(--a-mute);font-weight:600;text-transform:uppercase}.ck-arena .a-head h1{font-size:26px;font-weight:700;letter-spacing:.5px;line-height:1.1;text-transform:uppercase;overflow-wrap:anywhere}.ck-arena .a-body{background:var(--surface);padding:18px 16px 24px;display:flex;flex-direction:column;gap:10px;min-height:60vh}.ck-arena .a-label{font-size:11px;letter-spacing:2px;color:var(--a-mute);font-weight:700;text-transform:uppercase}.ck-arena .a-sub{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:14px 16px;background:var(--a-panel2);border:1px solid var(--line);border-radius:var(--r-chip);font-weight:700;font-size:16px;letter-spacing:.3px}.ck-arena .a-sub small{color:var(--a-mute);font-weight:400;font-size:12px}.ck-arena .a-tabs3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line);background:var(--surface);margin-top:16px}.ck-arena .a-tabs3 button{height:38px;border:0;border-right:1px solid var(--line);background:transparent;color:var(--a-mute);font-size:11px;font-weight:700;letter-spacing:1.5px}.ck-arena .a-tabs3 button:last-child{border-right:0}.ck-arena .a-tabs3 button.on{background:var(--surface);color:var(--a-gold)}.ck-arena .a-prow{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:600}.ck-arena .a-prow>span:first-child{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ck-arena .a-prow .trk{width:96px;height:4px;background:var(--surface-2);border-radius:2px;overflow:hidden;flex:none}.ck-arena .a-prow .trk i{display:block;height:4px;background:var(--a-steel)}.ck-arena .a-prow .val{width:44px;text-align:right;color:var(--a-gold);flex:none}.ck-arena .a-empty{padding:14px;border:1px dashed var(--line);border-radius:var(--r-chip);font-size:13px;color:var(--a-mute);line-height:1.5}.ck-arena .a-legend{padding:14px 16px;background:var(--surface);border-bottom:1px solid var(--a-line2);display:flex;flex-direction:column;gap:6px}.ck-arena .a-legend .keys{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:11px;letter-spacing:1px;color:var(--a-mute);font-weight:600}.ck-arena .a-chap{margin:12px -4px 6px;padding:6px 8px;background:var(--surface);border:1px solid var(--line);font-size:11px;letter-spacing:1.5px;color:var(--a-gold);font-weight:700;text-transform:uppercase}.ck-arena .a-row{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 10px;min-height:40px;margin-bottom:6px;background:var(--a-panel2);border:1px solid var(--a-line);border-radius:var(--r-chip)}.ck-arena .a-row>span:first-child{font-size:14px;font-weight:600;min-width:0;overflow-wrap:anywhere}.ck-arena .a-boxes{display:flex;gap:5px;flex:none}.ck-arena .a-box{width:28px;height:28px;border-radius:4px;border:1px solid var(--line);background:transparent;color:var(--a-mute);font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center;padding:0;transition:transform .12s}.ck-arena .a-box:active{transform:scale(.92)}.ck-arena .a-box{position:relative;background:var(--surface-2);color:var(--ink)}.ck-arena .a-box[data-lv]:after{content:"";position:absolute;top:2px;right:2px;width:5px;height:5px;border-radius:50%;background:var(--dim)}.ck-arena .a-box[data-lv=easy]:after{background:var(--ck-ok)}.ck-arena .a-box[data-lv=medium]:after{background:var(--ck-warn)}.ck-arena .a-box[data-lv=hard]:after{background:var(--ck-bad)}.ck-arena .a-box.done{border-color:var(--ck-ok);color:var(--ck-ok)}.ck-arena .a-box.retake{border-color:var(--ck-bad);color:var(--ck-bad)}.ck-arena .a-box svg{width:14px;height:14px}@media (prefers-reduced-motion:reduce){.ck-arena *{transition:none!important;animation:none!important}}.ck-arena .a-board{padding:18px 16px 24px;display:flex;flex-direction:column;gap:14px}.ck-arena .a-board h1{font-size:28px;font-weight:700;letter-spacing:.5px;margin-top:2px}.ck-arena .a-btn-s{height:32px;padding:0 12px;border-radius:var(--r-chip);border:1px solid var(--line);background:transparent;color:var(--muted);font-size:12px;font-weight:600}.ck-arena .a-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.ck-arena .a-card{background:var(--a-panel);border:1px solid var(--a-line);border-radius:var(--r-card);padding:12px;display:flex;flex-direction:column;gap:6px}.ck-arena .a-card .ttl{font-size:11px;letter-spacing:1.5px;color:var(--a-gold);font-weight:700}.ck-arena .a-card .sub{font-size:11px;color:var(--a-mute)}.ck-arena .a-line{display:flex;justify-content:space-between;gap:6px;font-size:13px;border-top:1px solid var(--line);padding-top:6px}.ck-arena .a-line>span:first-child{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ck-arena .a-line .c{font-family:var(--font-mono);color:var(--a-gold)}.ck-arena .a-line .n{color:var(--a-mute)}.ck-arena .a-sec{background:var(--a-panel);border:1px solid var(--a-line);border-radius:var(--r-card);padding:14px;display:flex;flex-direction:column;gap:10px}.ck-arena .a-sec h2{font-size:17px;font-weight:700;letter-spacing:.5px}.ck-arena .a-sechead{display:flex;justify-content:space-between;align-items:baseline;gap:8px}.ck-arena .a-sechead small{font-size:11px;color:var(--a-mute)}.ck-arena .a-haul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.ck-arena .a-haul>div{border:1px solid var(--line);border-radius:var(--r-chip);padding:10px;background:var(--surface)}.ck-arena .a-haul b{font-size:13px;display:block}.ck-arena .a-haul small{display:block;font-size:10px;color:var(--a-mute);margin-bottom:6px}.ck-arena .a-haul .a-line{font-size:12px;padding:2px 0;border:0}.ck-arena details.a-sec{padding:0;gap:0}.ck-arena details.a-sec summary{padding:14px;display:flex;justify-content:space-between;align-items:center;gap:8px;cursor:pointer;list-style:none}.ck-arena details.a-sec summary::-webkit-details-marker{display:none}.ck-arena details.a-sec summary span:first-child{font-size:17px;font-weight:700;letter-spacing:.5px}.ck-arena details.a-sec summary small{font-size:11px;color:var(--a-mute)}.ck-arena details.a-sec .inner{padding:0 14px 12px}.ck-arena details.a-sec .inner .a-line{padding:7px 0}.ck-arena .a-more{margin-top:6px;background:transparent;border:0;color:var(--a-gold);font-size:12px;padding:6px 0}.ck-arena .a-fine{font-size:11px;color:var(--a-mute);line-height:1.5}.ck-arena .a-page{padding:20px 16px 24px;display:flex;flex-direction:column;gap:14px}.ck-arena .a-big{font-family:var(--font-display);font-weight:800;font-size:40px;line-height:1}.ck-arena .a-h2{font-family:var(--font-display);font-size:20px;font-weight:700}.ck-arena .a-box2{background:rgba(12,22,56,.85);border:1px solid var(--line);border-radius:var(--r-card);padding:14px}.ck-arena .a-w4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;margin-top:10px}.ck-arena .a-m3 small,.ck-arena .a-w4 small{display:block;font-size:11px;color:var(--a-mute)}.ck-arena .a-w4 .a-mono{font-size:15px}.ck-arena .a-m3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px 8px;margin-top:10px}.ck-arena .a-m3 .a-mono{font-size:16px}.ck-arena .a-fight{border:1px solid var(--line);padding:10px 12px;display:flex;justify-content:space-between;align-items:center;gap:8px}.ck-arena .a-fight,.ck-arena .a-seg{background:var(--a-panel);border-radius:var(--r-card)}.ck-arena .a-seg{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;padding:4px;border:1px solid var(--line)}.ck-arena .a-seg button{height:36px;border-radius:var(--r-chip);border:0;background:transparent;color:var(--a-ink);font-weight:600;font-size:14px}.ck-arena .a-seg button.on{background:var(--a-gold);color:var(--ck-gold-ink)}.ck-arena .a-seg.red button.on{background:var(--a-red)}.ck-arena .a-seg button:disabled{opacity:.4}.ck-arena .a-fightpick{display:flex;flex-direction:column;gap:10px}.ck-arena .a-taken{display:flex;justify-content:space-between;gap:8px;width:100%;background:transparent;border:0;border-bottom:1px solid var(--line);color:var(--a-ink);font-size:13px;padding:8px 0;text-align:left}.ck-arena .a-taken .a-mono{color:var(--a-gold);flex:none}.ck-arena .a-chips{display:flex;gap:8px;flex-wrap:wrap}.ck-arena .a-chip{height:34px;padding:0 12px;border-radius:var(--r-pill);border:1px solid var(--line);background:transparent;color:var(--a-ink);font-size:13px}.ck-arena .a-chip.on{border-color:var(--a-red);background:var(--surface-2)}.ck-arena .a-vs{display:flex;align-items:center;justify-content:space-between;overflow:hidden}.ck-arena .a-vs>div{text-align:center;flex:1}.ck-arena .a-av{width:52px;height:52px;border-radius:var(--r-pill);margin:0 auto;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:800;font-size:18px;background:var(--surface-3);color:var(--a-ink)}.ck-arena .a-av.you{background:var(--a-gold);color:var(--ck-gold-ink)}.ck-arena .a-vs-in{animation:a-fighterIn .45s cubic-bezier(.2,.8,.2,1) both}.ck-arena .a-vs-in.you{animation-name:a-fighterInL}.ck-arena .a-vs-in.rival{animation-name:a-fighterInR}.ck-arena .a-vs-badge{animation:a-vsPunch .5s cubic-bezier(.34,1.56,.64,1) .25s both}@keyframes a-fighterInL{0%{opacity:0;transform:translateX(-36px) scale(.85)}to{opacity:1;transform:none}}@keyframes a-fighterInR{0%{opacity:0;transform:translateX(36px) scale(.85)}to{opacity:1;transform:none}}@keyframes a-vsPunch{0%{opacity:0;transform:scale(2.2)}60%{opacity:1;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.ck-arena .a-go{height:48px;border-radius:var(--r-card);border:0;background:var(--a-red);color:var(--bg);font-family:var(--font-display);font-weight:800;font-size:20px;letter-spacing:1px;width:100%}.ck-arena .a-go.gold{background:var(--a-gold);height:54px;border-radius:var(--r-card);font-size:22px}.ck-arena .a-go:disabled{opacity:.5}.ck-arena .a-ftest{background:var(--a-panel);border:1px solid var(--line);border-radius:var(--r-card);padding:14px;display:flex;align-items:center;justify-content:space-between;gap:10px}.ck-arena .a-ftest .t1{font-size:11px;color:var(--a-mute);text-transform:uppercase}.ck-arena .a-ftest .t2{font-size:15px;font-weight:600;margin-top:2px}.ck-arena .a-ftest .t3{font-size:12px;color:var(--a-mute);margin-top:2px}.ck-arena .a-find{height:40px;padding:0 14px;border-radius:var(--r-chip);border:1px solid var(--a-red);background:transparent;color:var(--a-ink);font-weight:600;font-size:13px;white-space:nowrap}.ck-arena .a-err{font-size:13px;color:var(--ck-bad)}.ck-arena .a-m3s{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.ck-arena .a-m3s>div{background:rgba(12,22,56,.85);border:1px solid var(--line);border-radius:var(--r-card);padding:10px}.ck-arena .a-m3s small{display:block;font-size:11px;color:var(--a-mute)}.ck-arena .a-m3s b{font-family:var(--font-display);font-size:28px;font-weight:800}.ck-arena .a-opt{min-height:44px;border-radius:var(--r-chip);border:1px solid var(--line);background:transparent;color:var(--a-ink);text-align:left;padding:10px 14px;font-size:15px;line-height:1.4;width:100%}.ck-arena .a-opt.pick{border-color:var(--a-gold);background:var(--surface-2)}.ck-arena .a-opt.right{border-color:var(--ck-ok);background:var(--surface-2)}.ck-arena .a-opt.wrong{border-color:var(--a-red);background:var(--surface-2)}.ck-arena .a-rules{background:rgba(12,22,56,.85);border:1px solid var(--line);border-radius:var(--r-card);padding:14px;display:flex;flex-direction:column;gap:8px}.ck-arena .a-rules div{font-size:13px;line-height:1.7}.ck-arena-player{position:fixed;inset:0;z-index:70;background:var(--bg);color:var(--ink);font-family:var(--font-sans);display:flex;flex-direction:column}.ck-arena-player *{box-sizing:border-box}.ck-arena-player button{font-family:inherit;cursor:pointer}.ck-arena-player .ph{height:52px;flex:none;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 16px;border-bottom:1px solid var(--line)}.ck-arena-player .ph .x{width:34px;height:34px;border-radius:var(--r-chip);border:1px solid var(--line);background:transparent;color:var(--ink);font-size:18px}.ck-arena-player .ph .tt{flex:1;min-width:0;font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ck-arena-player .ph .tm{font-family:var(--font-mono);font-size:14px;color:var(--ck-gold);flex:none}.ck-arena-player .ph .tm.low{color:var(--ck-bad)}.ck-arena-player .pb{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:16px;max-width:640px;width:100%;margin:0 auto}.ck-arena-player .hud{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted);margin-bottom:10px;gap:8px}.ck-arena-player .hud .ghost{color:var(--ck-bad);font-weight:600}.ck-arena-player .qn{font-size:11px;letter-spacing:1.5px;color:var(--ck-gold);font-weight:700;margin-bottom:8px}.ck-arena-player .qt{font-size:16px;line-height:1.55;margin-bottom:14px;overflow-wrap:anywhere}.ck-arena-player .qimg,.ck-arena-player .qt img{max-width:100%;height:auto;border-radius:var(--r-chip);margin:8px 0;background:#fff}.ck-arena-player .opt{display:block;width:100%;min-height:46px;margin-bottom:8px;padding:11px 14px;border-radius:var(--r-chip);border:1px solid 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