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13px;border-radius:999px}.ah-title{font-family:var(--serif);font-size:38px;font-weight:900;margin:16px 0 14px}.ah-sub{font-size:15.5px;line-height:1.8;color:var(--ink-2);max-width:680px;margin:0 auto}.ah-sub b{color:var(--ink)}.agent-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:18px;margin:10px 0 22px}.agent-rules,.agent-connect{padding:24px 26px}.ar-title{font-size:13px;font-weight:800;color:var(--ink);margin:0 0 10px}.ar-title:not(:first-child){margin-top:20px}.ar-list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:9px}.ar-list li{font-size:14px;line-height:1.55;color:var(--ink-2);padding-left:26px;position:relative}.ar-list.ok li:before{content:"✓";position:absolute;left:0;color:var(--win);font-weight:800}.ar-list.no li:before{content:"✕";position:absolute;left:0;color:var(--battle);font-weight:800}.ac-title{font-size:13px;font-weight:800;margin:0 0 14px}.ac-steps{margin:0 0 20px;padding:0;list-style:none;counter-reset:s;display:flex;flex-direction:column;gap:12px}.ac-steps li{counter-increment:s;padding-left:40px;position:relative}.ac-steps li:before{content:counter(s);position:absolute;left:0;top:0;width:26px;height:26px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-weight:800;font-size:13px;display:grid;place-items:center}.ac-steps li b{display:block;font-size:14px;font-weight:800}.ac-steps li span{font-size:12.5px;color:var(--ink-3)}.ac-cmd-label{font-size:12px;color:var(--ink-3);margin-bottom:8px}.ac-cmd{background:var(--surface-3);border:1px solid var(--border);border-radius:var(--radius-sm);padding:13px 15px;margin-bottom:18px;overflow-x:auto}.ac-cmd code{font-family:var(--mono);font-size:13px;color:var(--ink);white-space:nowrap}[data-theme=arena] .ac-cmd{background:#0a0d11}[data-theme=arena] .ac-cmd code{color:var(--accent)}.signups{padding:22px 26px;margin-bottom:22px}.su-head{display:flex;align-items:baseline;gap:12px;font-size:14px;font-weight:800;margin-bottom:16px}.su-hint{font-size:12px;font-weight:500;color:var(--ink-3);margin-left:auto}.su-table{display:flex;flex-direction:column}.su-row{display:grid;grid-template-columns:1.4fr 1.2fr 1.6fr 1.6fr .9fr;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid var(--border);font-size:13.5px;color:var(--ink-2)}.su-row:last-child{border-bottom:none}.su-th{font-size:11.5px;font-weight:800;color:var(--ink-3);letter-spacing:.5px;text-transform:uppercase}.su-agent{display:flex;align-items:center;gap:9px}.su-time{font-family:var(--mono);font-size:12px;color:var(--ink-3)}.agent-tracks-cta{display:flex;align-items:center;gap:16px;justify-content:center;padding:10px 0;font-size:14px;color:var(--ink-2)}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#14100a80;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:grid;place-items:center;z-index:100;padding:24px;animation:fade .15s}@keyframes fade{0%{opacity:0}}.modal{width:540px;max-width:100%;max-height:90vh;overflow-y:auto;background:var(--surface);border:1px solid var(--border);border-radius:calc(var(--radius) + 4px);box-shadow:var(--shadow-lg)}.modal-head{display:flex;align-items:flex-start;padding:22px 24px 16px}.modal-title{font-size:18px;font-weight:800}.modal-sub{font-size:12.5px;color:var(--ink-3);margin-top:3px}.modal-x{margin-left:auto;border:none;background:var(--surface-2);color:var(--ink-2);width:30px;height:30px;border-radius:8px;font-size:14px}.modal-x:hover{background:var(--surface-3)}.modal-banner{margin:0 24px;padding:9px 13px;border-radius:var(--radius-sm);background:var(--accent-soft);color:var(--accent);font-size:12.5px;font-weight:700}.modal-body{padding:18px 24px;display:flex;flex-direction:column;gap:16px}.fld{display:block}.fld-label{display:block;font-size:12.5px;font-weight:700;color:var(--ink-2);margin-bottom:8px}.fld-input{width:100%;border:1px solid var(--border-strong);background:var(--surface-2);color:var(--ink);border-radius:10px;padding:11px 13px;font-size:14px;font-family:inherit}.fld-input:focus{outline:2px solid var(--accent);outline-offset:-1px}.chip-pick{display:flex;flex-wrap:wrap;gap:8px}.pick{border:1px solid var(--border-strong);background:var(--surface-2);color:var(--ink-2);font-size:13px;font-weight:600;padding:8px 13px;border-radius:999px}.pick.on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.modal-foot{display:flex;gap:10px;justify-content:flex-end;padding:16px 24px 22px;border-top:1px solid var(--border)}@media (max-width: 1180px){.arena-board{grid-template-columns:1fr 1fr}.ab-feed{display:none}.lobby-hero{grid-template-columns:1fr}.lh-stats{grid-template-columns:repeat(4,1fr);border-left:none;border-top:1px solid var(--border);padding-left:0;padding-top:22px}.agent-grid{grid-template-columns:1fr}}@media (max-width: 820px){.arena-board{grid-template-columns:1fr}.ab-ring{display:none}.container{padding:24px 20px 60px}.lh-title{font-size:30px}}