:root,[data-portal]{--bk-line:var(--ink-300,#c7ccd4);--bk-gap:28px;--bk-w:146px}.cb-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:var(--text-xs);font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}.cb-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent-fill)}.bk-scroll{overflow-x:auto;padding:var(--s-5) 0;scrollbar-width:thin}.bk-tree{justify-content:center;min-width:min-content;min-height:560px}.bk-side,.bk-tree{display:flex;align-items:stretch}.bk-side{gap:var(--bk-gap)}.bk-col{display:flex;flex-direction:column;width:var(--bk-w)}.bk-col-h{text-align:center;font-family:var(--font-portal),"Fira Sans",sans-serif;font-size:var(--text-xs);font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--accent);margin-bottom:var(--s-3);height:16px}.bk-col-body{flex:1;display:flex;flex-direction:column}.bk-slot{flex:1;display:flex;align-items:center;justify-content:center}.bk-slot,.bkc{width:var(--bk-w);position:relative}.bkc{box-sizing:border-box;border:1px solid var(--border);border-radius:8px;background:var(--bg-elevated);overflow:hidden}.bkc-row{display:flex;align-items:center;justify-content:space-between;gap:6px;padding:6px 8px}.bkc-row+.bkc-row{border-top:1px solid var(--border)}.bkc-win{background:var(--accent-tint)}.bkc-tbd{opacity:.55}.bkc-id{display:flex;align-items:center;gap:6px;min-width:0}.bkc-flag{width:18px;height:18px;border-radius:50%;object-fit:cover;border:1px solid var(--border);flex-shrink:0}.bkc-flag.bkc-q{display:grid;place-items:center;font-size:9px;font-weight:800;color:var(--text-muted);background:var(--bg-sunken)}.bkc-code{font-weight:700;font-size:var(--text-sm);color:var(--text-strong);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.bkc-win .bkc-code{color:var(--accent)}.bkc-sc{font-weight:800;font-size:var(--text-sm);color:var(--text-strong);min-width:14px;text-align:right}.bkc-win .bkc-sc{color:var(--accent)}.bk-col.bk-l:not(:last-child) .bk-slot:after,.bk-col.bk-r:not(:first-child) .bk-slot:after{content:"";position:absolute;top:50%;width:var(--bk-gap);height:2px;background:var(--bk-line);transform:translateY(-1px);z-index:0}.bk-col.bk-l:not(:last-child) .bk-slot:after{left:100%}.bk-col.bk-r:not(:first-child) .bk-slot:after{right:100%}.bk-col.bk-l:not(:first-child) .bk-slot:before,.bk-col.bk-r:not(:last-child) .bk-slot:before{content:"";position:absolute;top:25%;bottom:25%;width:2px;background:var(--bk-line);z-index:0}.bk-col.bk-l:not(:first-child) .bk-slot:before{right:100%}.bk-col.bk-r:not(:last-child) .bk-slot:before{left:100%}.bk-col.bk-l:last-child .bk-slot:after,.bk-col.bk-r:first-child .bk-slot:after{content:"";position:absolute;top:50%;width:calc(var(--s-6) + 8px);height:2px;background:var(--bk-line);transform:translateY(-1px)}.bk-col.bk-l:last-child .bk-slot:after{left:100%}.bk-col.bk-r:first-child .bk-slot:after{right:100%}.bkc{z-index:1}.bk-center{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--s-3);padding:0 var(--s-4)}.bk-final-lbl{font-family:var(--font-portal),"Fira Sans",sans-serif;font-weight:900;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-size:var(--text-sm)}.bk-trophy{width:44px;height:44px;color:#e6b23a}.bk-final .bkc{width:168px;border:1.5px solid var(--accent);box-shadow:0 12px 32px -14px oklch(.7 .16 160/.55)}.bk-final.bk-empty{width:168px;height:60px;border:1px dashed var(--border);border-radius:8px}.cb-cta{display:inline-flex;align-items:center;gap:7px;margin-top:var(--s-4);padding:11px 18px;border-radius:10px;background:var(--accent-fill);color:var(--accent-on-fill);font-weight:700;font-size:var(--text-sm);transition:filter .15s,transform .12s}@media (hover:hover) and (pointer:fine){.cb-cta:hover{filter:brightness(1.04)}}.cb-cta:active{transform:scale(.985)}