:root{--arena-cyan:#67e8f9;--arena-blue:#60a5fa;--arena-green:#86efac;--arena-panel:rgba(7,17,31,.92);--arena-line:rgba(103,232,249,.16)}
.arena-page{background:#050914;color:#eaf6ff}.arena-wrap{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:34px 0 70px}.arena-hero,.typing-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:30px;align-items:center;padding:28px 0 20px}.arena-hero h1,.typing-head h1{margin:8px 0 12px;font-size:clamp(38px,6vw,72px);line-height:.98;letter-spacing:-.045em}.arena-hero h1 span,.typing-head h1 span{color:var(--arena-cyan)}.arena-hero p,.typing-head p{max-width:760px;color:#9eb4c7;line-height:1.7;font-size:1rem}.arena-hero-mark{width:158px;height:158px;border:1px solid var(--arena-line);border-radius:34px;display:grid;place-items:center;background:radial-gradient(circle at 40% 30%,rgba(56,189,248,.16),rgba(3,8,20,.9));box-shadow:0 25px 60px rgba(0,0,0,.3)}.arena-hero-mark img{width:118px;height:118px;border-radius:28px;object-fit:cover}.arena-pills{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.arena-pills span{padding:8px 11px;border:1px solid rgba(134,239,172,.15);border-radius:999px;background:rgba(134,239,172,.045);font-size:11px;font-weight:850;color:#b8f7ce}.arena-section{margin-top:34px;padding:24px;border:1px solid var(--arena-line);border-radius:22px;background:linear-gradient(150deg,rgba(8,17,31,.95),rgba(4,10,21,.92))}.arena-section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:18px}.arena-section-head h2{margin:5px 0 0}.arena-section-head p{max-width:620px;margin:0;color:#8fa7bb;line-height:1.6}.arena-game-card{display:block;padding:22px;border:1px solid rgba(103,232,249,.19);border-radius:18px;background:radial-gradient(circle at 95% 0,rgba(56,189,248,.12),transparent 35%),rgba(5,13,25,.7);text-decoration:none;color:inherit;transition:.2s ease}.arena-game-card:hover{transform:translateY(-2px);border-color:rgba(103,232,249,.34)}.arena-game-card strong{display:block;margin:11px 0 7px;font-size:1.55rem}.arena-game-card p{margin:0;color:#9bb0c3}.arena-game-card b{display:inline-block;margin-top:16px;color:var(--arena-cyan)}.arena-game-status{font-size:10px;font-weight:900;letter-spacing:.12em;color:var(--arena-green)}.arena-game-metrics{display:flex;gap:8px;flex-wrap:wrap;margin-top:13px}.arena-game-metrics span{font-size:10px;padding:6px 8px;border:1px solid rgba(148,163,184,.14);border-radius:999px;color:#91abc0}.arena-roadmap p{color:#9eb1c3;line-height:1.65}.arena-back{display:inline-flex;margin-bottom:4px;color:#8edfed;text-decoration:none;font-size:13px}.typing-account{min-width:190px;padding:14px 16px;border:1px solid var(--arena-line);border-radius:15px;background:rgba(4,11,21,.7)}.typing-account span{display:block;color:#cfe9f4;font-size:12px;font-weight:800}.typing-account a{display:inline-block;margin-top:7px;color:var(--arena-cyan);font-size:11px;text-decoration:none}.typing-dashboard{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:16px 0 20px}.typing-status-card{padding:15px;border:1px solid rgba(148,163,184,.12);border-radius:16px;background:rgba(5,13,25,.72)}.typing-status-card>span,.typing-status-card small{display:block;color:#7f98ae;font-size:10px}.typing-status-card strong{display:block;margin:7px 0 4px;font-size:22px;color:#e8fbff}.typing-shell{padding:22px;border:1px solid var(--arena-line);border-radius:22px;background:var(--arena-panel)}.typing-controls{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.typing-control-group{display:grid;gap:7px}.typing-label{font-size:9px;font-weight:900;letter-spacing:.14em;color:#688399}.typing-segmented{display:flex;padding:4px;border:1px solid rgba(148,163,184,.13);border-radius:12px;background:#050c17}.typing-segmented button{border:0;background:transparent;color:#7992a7;padding:9px 12px;border-radius:9px;font:inherit;font-size:11px;font-weight:850;cursor:pointer}.typing-segmented button.is-active{background:rgba(56,189,248,.12);color:#dffaff;box-shadow:inset 0 0 0 1px rgba(103,232,249,.16)}.typing-segmented button:disabled{opacity:.45;cursor:not-allowed}.typing-notice{margin-top:16px;padding:12px 14px;border:1px solid rgba(251,191,36,.18);border-radius:12px;background:rgba(251,191,36,.045);font-size:11px;line-height:1.55}.typing-notice strong{display:block;color:#f9d97a;margin-bottom:3px}.typing-notice span{color:#9faeaf}.typing-start-panel{display:flex;align-items:center;gap:12px;margin-top:19px}.typing-start-panel span{color:#7f97aa;font-size:11px}.arena-primary,.arena-secondary{border:0;border-radius:11px;padding:11px 15px;font:inherit;font-size:11px;font-weight:900;cursor:pointer}.arena-primary{background:linear-gradient(135deg,#22d3ee,#3b82f6);color:#03111b}.arena-secondary{border:1px solid rgba(148,163,184,.17);background:rgba(148,163,184,.055);color:#c7d8e4}.arena-primary:disabled,.arena-secondary:disabled{opacity:.45;cursor:not-allowed}.arena-secondary.compact{padding:8px 11px}.typing-stage{margin-top:22px}.typing-live-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-bottom:13px}.typing-live-stats>div,.typing-result-grid>div{padding:11px;border:1px solid rgba(148,163,184,.11);border-radius:12px;background:rgba(2,8,18,.55);text-align:center}.typing-live-stats span,.typing-result-grid span{display:block;color:#678398;font-size:9px;font-weight:900;letter-spacing:.12em}.typing-live-stats strong,.typing-result-grid strong{display:block;margin-top:5px;font-size:20px;color:#eafaff}.typing-prompt{min-height:132px;padding:18px;border:1px solid rgba(103,232,249,.13);border-radius:15px;background:#040b15;color:#7992a7;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:15px;line-height:1.75;white-space:pre-wrap;overflow-wrap:anywhere}.typing-prompt .ok{color:#dffdf0}.typing-prompt .bad{color:#fb7185;background:rgba(251,113,133,.08)}.typing-prompt .cursor{border-bottom:2px solid var(--arena-cyan);color:#d7edf8}.typing-input-label{display:block;margin:14px 0 7px;color:#819db0;font-size:10px;font-weight:850}.typing-shell textarea{width:100%;resize:vertical;min-height:130px;padding:15px;border:1px solid rgba(148,163,184,.16);border-radius:14px;background:#050c17;color:#e9f8ff;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:15px;line-height:1.7;outline:none}.typing-shell textarea:focus{border-color:rgba(103,232,249,.38);box-shadow:0 0 0 3px rgba(56,189,248,.07)}.typing-actions{display:flex;gap:8px;margin-top:12px}.typing-feedback{margin-top:10px;min-height:18px;color:#93a9bb;font-size:11px}.typing-feedback[data-tone="error"]{color:#fda4af}.typing-feedback[data-tone="success"]{color:#86efac}.typing-result{margin-top:22px;padding:18px;border:1px solid rgba(134,239,172,.18);border-radius:17px;background:rgba(34,197,94,.035)}.typing-result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:10px 0}.typing-result p{color:#94a9bb;font-size:12px;line-height:1.55}.leaderboard{display:grid;gap:7px}.leaderboard-row{display:grid;grid-template-columns:46px minmax(160px,1fr) 90px 90px;gap:10px;align-items:center;padding:10px 12px;border:1px solid rgba(148,163,184,.1);border-radius:12px;background:rgba(3,9,19,.55)}.leaderboard-row.is-head{background:transparent;border-color:transparent;color:#668197;font-size:9px;font-weight:900;letter-spacing:.12em}.leaderboard-place{font-weight:900;color:#7dd3fc}.leaderboard-player{display:flex;align-items:center;gap:9px;min-width:0}.leaderboard-player img{width:34px;height:34px;border-radius:10px;object-fit:cover;border:1px solid rgba(103,232,249,.13)}.leaderboard-player strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.leaderboard-score{text-align:right;font-weight:900}.leaderboard-accuracy{text-align:right;color:#94aec0}.leaderboard-empty{padding:18px;text-align:center;color:#7891a5;border:1px dashed rgba(148,163,184,.14);border-radius:13px}.arena-fairness{margin:15px 0 0;color:#708ba0;font-size:10px;line-height:1.55}
@media(max-width:760px){.arena-wrap{width:min(100% - 22px,1180px);padding-top:24px}.arena-hero,.typing-head{grid-template-columns:1fr}.arena-hero-mark{width:110px;height:110px}.arena-hero-mark img{width:82px;height:82px}.typing-dashboard{grid-template-columns:1fr}.typing-account{min-width:0}.typing-live-stats,.typing-result-grid{grid-template-columns:repeat(3,1fr)}.leaderboard-row{grid-template-columns:38px minmax(120px,1fr) 62px 66px;font-size:11px}.leaderboard-player img{width:28px;height:28px}.arena-section-head{align-items:flex-start;flex-direction:column}.typing-start-panel{align-items:flex-start;flex-direction:column}.typing-start-panel .arena-primary{width:100%}}
@media(max-width:460px){.typing-controls{display:grid}.typing-segmented{width:100%;display:grid;grid-template-columns:repeat(3,1fr)}.typing-control-group:last-child .typing-segmented{grid-template-columns:repeat(2,1fr)}.typing-live-stats strong,.typing-result-grid strong{font-size:17px}.leaderboard-row{grid-template-columns:30px minmax(100px,1fr) 54px}.leaderboard-accuracy,.leaderboard-row.is-head .leaderboard-accuracy{display:none}}

/* Arena RC2: device-fair mobile Chat Sprint */
.typing-mobile-mode{display:none}.typing-device-note{margin-top:16px;padding:13px 14px;border:1px solid rgba(96,165,250,.22);border-radius:14px;background:linear-gradient(135deg,rgba(37,99,235,.09),rgba(34,211,238,.045));font-size:11px;line-height:1.55}.typing-device-note strong{display:block;color:#bfdbfe;margin-bottom:4px}.typing-device-note span{color:#91a9bd}.is-chat-mode .typing-prompt{max-width:82%;min-height:0;padding:13px 15px;border-radius:18px 18px 18px 5px;background:#102131;border-color:rgba(148,163,184,.14);color:#9cb3c4;font-family:Arial,sans-serif;font-size:15px;line-height:1.55;box-shadow:0 8px 24px rgba(0,0,0,.15)}.is-chat-mode .typing-prompt:before{content:'Message to type';display:block;margin-bottom:7px;color:#5f8198;font-size:9px;font-weight:900;letter-spacing:.11em;text-transform:uppercase}.is-chat-mode textarea{min-height:62px!important;resize:none!important;border-radius:24px!important;padding:15px 18px!important;font-family:Arial,sans-serif!important;font-size:16px!important;line-height:1.45!important;background:#101b28!important}.is-chat-mode .typing-actions{justify-content:flex-end}.is-chat-mode .typing-actions .arena-primary{border-radius:999px;padding-inline:20px}.is-chat-mode .typing-input-label{color:#8fa8ba}.is-chat-mode .typing-stage{padding:14px;border:1px solid rgba(96,165,250,.12);border-radius:20px;background:linear-gradient(180deg,rgba(13,24,38,.66),rgba(4,11,21,.45))}
@media(max-width:900px) and (pointer:coarse){.typing-mobile-mode{display:block}.is-mobile-lane .typing-desktop-mode{display:none}.is-mobile-lane .typing-segmented{grid-template-columns:1fr!important}.is-mobile-lane .typing-prompt{max-width:90%}.is-mobile-lane .typing-shell{padding:15px}.is-mobile-lane .typing-live-stats{position:sticky;top:6px;z-index:2}.is-mobile-lane .leaderboard-row{grid-template-columns:30px minmax(100px,1fr) 54px}.is-mobile-lane .leaderboard-accuracy,.is-mobile-lane .leaderboard-row.is-head .leaderboard-accuracy{display:none}}