.arena{max-width:1180px;margin:0 auto;padding:clamp(1rem,3vw,2.2rem) clamp(.9rem,3vw,1.6rem) 5rem;min-height:70vh}.arena-hero{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:var(--space-md, 1rem);margin-bottom:var(--space-lg, 1.6rem)}.arena-hero h1{font-size:clamp(1.7rem,4vw,2.6rem);line-height:1.05;letter-spacing:-.02em;margin:0 0 .35rem}.arena-hero .lede{color:var(--text-2, #a8a8a8);max-width:56ch;margin:0;font-size:var(--text-ui, .9rem);line-height:1.5}.arena-hero .hero-actions{display:flex;gap:.5rem;flex-wrap:wrap}.btn{appearance:none;border:1px solid var(--border, #2a2a2a);background:var(--surface-2, #181818);color:var(--ink, #f6f6f6);font:inherit;font-size:var(--text-md, .82rem);font-weight:600;padding:.55rem .95rem;border-radius:var(--radius-md, 10px);cursor:pointer;display:inline-flex;align-items:center;gap:.45rem;transition:background .16s ease,border-color .16s ease,transform .12s ease;text-decoration:none;white-space:nowrap}.btn:hover{background:var(--surface-3, #202020);border-color:var(--border-strong, #3a3a3a)}.btn:active{transform:translateY(1px)}.btn:focus-visible{outline:2px solid var(--accent, #fff);outline-offset:2px}.btn-primary{background:var(--ink, #f6f6f6);color:var(--bg, #050505);border-color:var(--ink, #f6f6f6)}.btn-primary:hover{background:#fff;filter:brightness(1.02)}.btn-primary:disabled,.btn:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{background:transparent}.arena-tabs{display:flex;gap:.25rem;border-bottom:1px solid var(--border, #2a2a2a);margin-bottom:var(--space-md, 1rem);overflow-x:auto;scrollbar-width:none}.arena-tabs::-webkit-scrollbar{display:none}.arena-tab{appearance:none;background:none;border:none;color:var(--text-2, #a8a8a8);font:inherit;font-size:var(--text-ui, .9rem);font-weight:600;padding:.6rem .9rem;cursor:pointer;position:relative;border-bottom:2px solid transparent;white-space:nowrap;transition:color .15s ease}.arena-tab:hover{color:var(--ink, #f6f6f6)}.arena-tab[aria-selected=true]{color:var(--ink, #f6f6f6);border-bottom-color:var(--ink, #f6f6f6)}.arena-tab .count{font-size:var(--text-2xs, .69rem);color:var(--text-3, #777);margin-left:.3rem}.tourn-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-md, 1rem)}.tourn-card{border:1px solid var(--border, #2a2a2a);background:var(--surface-1, #111);border-radius:var(--radius-lg, 16px);padding:1.1rem;display:flex;flex-direction:column;gap:.7rem;cursor:pointer;transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease;text-align:left;color:inherit;font:inherit}.tourn-card:hover{border-color:var(--border-strong, #3a3a3a);transform:translateY(-2px);box-shadow:var(--shadow, 0 10px 40px rgba(0, 0, 0, .4))}.tourn-card:focus-visible{outline:2px solid var(--accent, #fff);outline-offset:2px}.tourn-card .card-top{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.tourn-card h3{margin:0;font-size:var(--text-base, 1rem);line-height:1.2;letter-spacing:-.01em}.tourn-card .desc{color:var(--text-2, #a8a8a8);font-size:var(--text-md, .82rem);line-height:1.45;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.tourn-card .card-meta{display:flex;flex-wrap:wrap;gap:.4rem .9rem;margin-top:auto;font-size:var(--text-sm, .76rem);color:var(--text-2, #a8a8a8)}.tourn-card .card-meta b{color:var(--ink, #f6f6f6);font-weight:600}.badge{display:inline-flex;align-items:center;gap:.3rem;font-size:var(--text-2xs, .69rem);font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:.2rem .5rem;border-radius:999px;border:1px solid var(--border, #2a2a2a);color:var(--text-2, #a8a8a8);white-space:nowrap}.badge .dot{width:6px;height:6px;border-radius:50%;background:currentColor}.badge-live{color:var(--success, #34d399);border-color:color-mix(in srgb,var(--success, #34d399) 40%,transparent);background:color-mix(in srgb,var(--success, #34d399) 12%,transparent)}.badge-live .dot{animation:arena-pulse 1.4s ease-in-out infinite}.badge-upcoming{color:var(--accent-2, #7c8bff);border-color:color-mix(in srgb,var(--accent-2, #7c8bff) 40%,transparent)}.badge-finished{color:var(--text-3, #888)}.badge-practice{color:var(--warn, #fbbf24);border-color:color-mix(in srgb,var(--warn, #fbbf24) 40%,transparent)}.badge-verified{color:var(--success, #34d399);border-color:color-mix(in srgb,var(--success, #34d399) 40%,transparent)}.badge-warn{color:var(--danger, #f87171);border-color:color-mix(in srgb,var(--danger, #f87171) 40%,transparent)}@keyframes arena-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.7)}}.prize-chip{display:inline-flex;align-items:center;gap:.35rem;font-weight:700;color:var(--ink, #f6f6f6);background:linear-gradient(120deg,color-mix(in srgb,var(--warn, #fbbf24) 22%,transparent),color-mix(in srgb,var(--accent-2, #7c8bff) 18%,transparent));border:1px solid color-mix(in srgb,var(--warn, #fbbf24) 35%,transparent);padding:.22rem .55rem;border-radius:999px;font-size:var(--text-sm, .76rem)}.arena-back{background:none;border:none;color:var(--text-2, #a8a8a8);font:inherit;font-size:var(--text-md, .82rem);cursor:pointer;padding:.3rem 0;margin-bottom:.8rem;display:inline-flex;align-items:center;gap:.35rem}.arena-back:hover{color:var(--ink, #f6f6f6)}.detail-head{display:grid;grid-template-columns:1fr;gap:var(--space-md, 1rem);margin-bottom:var(--space-lg, 1.6rem)}.detail-head .title-row{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem}.detail-head h1{margin:0;font-size:clamp(1.5rem,3.5vw,2.2rem);letter-spacing:-.02em}.detail-head .desc{color:var(--text-2, #a8a8a8);margin:0;max-width:70ch;line-height:1.5}.detail-stats{display:flex;flex-wrap:wrap;gap:.5rem 1.6rem}.stat{display:flex;flex-direction:column;gap:.15rem}.stat .k{font-size:var(--text-2xs, .69rem);text-transform:uppercase;letter-spacing:.06em;color:var(--text-3, #888)}.stat .v{font-size:var(--text-base, 1rem);font-weight:700;font-variant-numeric:tabular-nums}.countdown{font-variant-numeric:tabular-nums}.detail-body{display:grid;grid-template-columns:320px 1fr;gap:var(--space-lg, 1.6rem);align-items:start}@media(max-width:860px){.detail-body{grid-template-columns:1fr}}.spotlight{position:sticky;top:1rem;border:1px solid var(--border, #2a2a2a);border-radius:var(--radius-lg, 16px);background:radial-gradient(120% 80% at 50% 0%,var(--surface-2, #181818),var(--surface-1, #111));padding:1rem;display:flex;flex-direction:column;gap:.6rem}.spotlight .crown{font-size:var(--text-2xs, .69rem);text-transform:uppercase;letter-spacing:.08em;color:var(--warn, #fbbf24);font-weight:700}.spotlight agent-3d,.spotlight .spot-fallback{width:100%;height:280px;border-radius:var(--radius-md, 10px);overflow:hidden;background:var(--surface-0, #0a0a0a);display:block}.spotlight .spot-fallback{display:flex;align-items:center;justify-content:center;color:var(--text-3, #888)}.spotlight .spot-fallback img{width:100%;height:100%;object-fit:cover}.spotlight .spot-name{font-weight:700;font-size:var(--text-base, 1rem);display:flex;align-items:center;gap:.4rem}.spotlight .spot-metric{color:var(--text-2, #a8a8a8);font-size:var(--text-md, .82rem);font-variant-numeric:tabular-nums}.board{display:flex;flex-direction:column;gap:.4rem;position:relative}.board-head,.row{display:grid;grid-template-columns:2.2rem 1fr 5.5rem 5rem 4rem;align-items:center;gap:.6rem}.board-head{padding:0 .8rem .4rem;font-size:var(--text-2xs, .69rem);text-transform:uppercase;letter-spacing:.05em;color:var(--text-3, #888)}.board-head .num,.row .num{text-align:right;font-variant-numeric:tabular-nums}.row{border:1px solid var(--border, #2a2a2a);background:var(--surface-1, #111);border-radius:var(--radius-md, 10px);padding:.6rem .8rem;transition:transform .45s cubic-bezier(.2,.9,.25,1),border-color .2s ease,background .2s ease;cursor:pointer}.row:hover{border-color:var(--border-strong, #3a3a3a);background:var(--surface-2, #181818)}.row:focus-visible{outline:2px solid var(--accent, #fff);outline-offset:1px}.row.rank-1{border-color:color-mix(in srgb,var(--warn, #fbbf24) 45%,transparent);background:linear-gradient(90deg,color-mix(in srgb,var(--warn, #fbbf24) 8%,transparent),var(--surface-1, #111))}.row.flash{animation:arena-flash .7s ease}@keyframes arena-flash{0%{background:color-mix(in srgb,var(--success, #34d399) 22%,var(--surface-1, #111))}to{background:var(--surface-1, #111)}}.row .rank{font-weight:800;font-variant-numeric:tabular-nums;color:var(--text-2, #a8a8a8);text-align:center}.row.rank-1 .rank{color:var(--warn, #fbbf24)}.row .who{display:flex;align-items:center;gap:.6rem;min-width:0}.row .who img,.row .who .ph{width:34px;height:34px;border-radius:50%;object-fit:cover;background:var(--surface-3, #202020);flex-shrink:0}.row .who .ph{display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--text-2, #a8a8a8);font-size:var(--text-md, .82rem)}.row .who .nm{min-width:0}.row .who .nm .name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:.35rem}.row .who .nm .sub{font-size:var(--text-2xs, .69rem);color:var(--text-3, #888);display:flex;gap:.5rem;flex-wrap:wrap}.row .score{font-weight:700;font-variant-numeric:tabular-nums;text-align:right}.row .pnl-pos{color:var(--success, #34d399)}.row .pnl-neg{color:var(--danger, #f87171)}.row .prize{text-align:right;font-size:var(--text-sm, .76rem);color:var(--warn, #fbbf24);font-weight:700;font-variant-numeric:tabular-nums}.row .mini-badge{font-size:.6rem;padding:.05rem .3rem}.row-proof{grid-column:1 / -1;margin-top:.5rem;padding-top:.5rem;border-top:1px dashed var(--border, #2a2a2a);display:flex;flex-wrap:wrap;gap:.4rem}.proof-pill{font-size:var(--text-2xs, .69rem);border:1px solid var(--border, #2a2a2a);border-radius:999px;padding:.18rem .5rem;color:var(--text-2, #a8a8a8);text-decoration:none;display:inline-flex;gap:.3rem;font-variant-numeric:tabular-nums}.proof-pill:hover{border-color:var(--border-strong, #3a3a3a);color:var(--ink, #f6f6f6)}.ticker{margin-top:var(--space-lg, 1.6rem);border:1px solid var(--border, #2a2a2a);border-radius:var(--radius-md, 10px);background:var(--surface-1, #111);overflow:hidden}.ticker h4{margin:0;padding:.6rem .8rem;font-size:var(--text-2xs, .69rem);text-transform:uppercase;letter-spacing:.06em;color:var(--text-3, #888);border-bottom:1px solid var(--border, #2a2a2a)}.ticker-list{display:flex;flex-direction:column;max-height:240px;overflow-y:auto}.ticker-item{display:flex;align-items:center;gap:.6rem;padding:.45rem .8rem;font-size:var(--text-sm, .76rem);border-bottom:1px solid var(--border, #2a2a2a);font-variant-numeric:tabular-nums}.ticker-item:last-child{border-bottom:none}.ticker-item .tk-agent{font-weight:600;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ticker-item .tk-mint{color:var(--text-3, #888)}.ticker-item .tk-pnl{margin-left:auto;font-weight:700}.results-banner{border:1px solid var(--border, #2a2a2a);border-radius:var(--radius-md, 10px);padding:.9rem 1rem;background:var(--surface-1, #111);display:flex;flex-wrap:wrap;align-items:center;gap:.6rem 1rem;margin-bottom:var(--space-md, 1rem)}.results-banner .att-link{color:var(--accent-2, #7c8bff);font-weight:600;text-decoration:none}.results-banner .att-link:hover{text-decoration:underline}.settle-note{font-size:var(--text-sm, .76rem);color:var(--text-2, #a8a8a8)}.settle-note code{background:var(--surface-3, #202020);padding:.05rem .3rem;border-radius:4px;font-size:.92em}.skeleton{background:linear-gradient(90deg,var(--surface-1, #111) 25%,var(--surface-2, #181818) 50%,var(--surface-1, #111) 75%);background-size:200% 100%;animation:arena-shimmer 1.4s ease infinite;border-radius:var(--radius-md, 10px)}@keyframes arena-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.sk-card{height:168px}.state{text-align:center;padding:clamp(2rem,8vw,4.5rem) 1rem;border:1px dashed var(--border, #2a2a2a);border-radius:var(--radius-lg, 16px);color:var(--text-2, #a8a8a8)}.state h3{margin:0 0 .4rem;color:var(--ink, #f6f6f6);font-size:var(--text-base, 1rem)}.state p{margin:0 auto 1rem;max-width:46ch;line-height:1.5;font-size:var(--text-md, .82rem)}.state-icon{font-size:2.4rem;line-height:1;margin-bottom:.7rem}.state-actions{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center}#nf-suggest{margin-top:var(--space-lg, 1.6rem)}.nf-h{font-size:var(--text-base, 1rem);letter-spacing:-.01em;margin:0 0 var(--space-md, 1rem);color:var(--text-2, #a8a8a8)}.arena-modal{position:fixed;inset:0;background:color-mix(in srgb,#000 62%,transparent);display:flex;align-items:center;justify-content:center;padding:1rem;z-index:1000;animation:arena-fade .18s ease}@keyframes arena-fade{0%{opacity:0}}.arena-modal .sheet{background:var(--surface-1, #111);border:1px solid var(--border, #2a2a2a);border-radius:var(--radius-lg, 16px);width:min(560px,100%);max-height:90vh;overflow-y:auto;padding:1.3rem;box-shadow:var(--shadow, 0 10px 40px rgba(0, 0, 0, .5))}.arena-modal h2{margin:0 0 .3rem;font-size:var(--text-lg, 1.1rem)}.arena-modal .sub{color:var(--text-2, #a8a8a8);font-size:var(--text-md, .82rem);margin:0 0 1rem}.field{display:flex;flex-direction:column;gap:.3rem;margin-bottom:.85rem}.field label{font-size:var(--text-sm, .76rem);font-weight:600;color:var(--text-2, #a8a8a8)}.field input,.field select,.field textarea{background:var(--surface-0, #0a0a0a);border:1px solid var(--border, #2a2a2a);border-radius:var(--radius-sm, 6px);color:var(--ink, #f6f6f6);font:inherit;font-size:var(--text-md, .82rem);padding:.5rem .6rem}.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent, #fff)}.field .hint{font-size:var(--text-2xs, .69rem);color:var(--text-3, #888)}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}.agent-pick{display:flex;flex-direction:column;gap:.4rem;max-height:260px;overflow-y:auto}.agent-opt{display:flex;align-items:center;gap:.6rem;border:1px solid var(--border, #2a2a2a);border-radius:var(--radius-md, 10px);padding:.5rem .6rem;cursor:pointer;background:var(--surface-0, #0a0a0a);text-align:left;color:inherit;font:inherit}.agent-opt:hover{border-color:var(--border-strong, #3a3a3a)}.agent-opt[aria-pressed=true]{border-color:var(--accent, #fff);background:var(--surface-2, #181818)}.agent-opt img,.agent-opt .ph{width:32px;height:32px;border-radius:50%;object-fit:cover;background:var(--surface-3, #202020)}.modal-actions{display:flex;justify-content:flex-end;gap:.5rem;margin-top:1rem}.form-error{color:var(--danger, #f87171);font-size:var(--text-sm, .76rem);margin:.4rem 0 0;min-height:1em}.arena-toast{position:fixed;bottom:1.2rem;left:50%;transform:translate(-50%);background:var(--surface-2, #181818);border:1px solid var(--border-strong, #3a3a3a);color:var(--ink, #f6f6f6);padding:.65rem 1rem;border-radius:var(--radius-md, 10px);font-size:var(--text-md, .82rem);z-index:1100;box-shadow:var(--shadow, 0 10px 40px rgba(0, 0, 0, .5));animation:arena-toast-in .2s ease}.arena-toast.err{border-color:var(--danger, #f87171)}@keyframes arena-toast-in{0%{opacity:0;transform:translate(-50%,8px)}}@media(prefers-reduced-motion:reduce){.row,.tourn-card,.btn,.badge-live .dot,.skeleton,.row.flash,.arena-modal,.arena-toast{animation:none!important;transition:none!important}}@media(max-width:560px){.board-head,.row{grid-template-columns:1.8rem 1fr 4.4rem 3.6rem}.board-head .col-prize,.row .prize{display:none}}