.arena-wrap{--arena-ink:#202a36;--arena-muted:#637080;--arena-line:#dfe5eb;--arena-paper:#fff;--arena-wash:#f4f7fa;--arena-accent:#176b73;--arena-accent-dark:#10545a;max-width:1180px;margin:24px auto 40px;padding:0 16px;color:var(--arena-ink);font-size:15px;line-height:1.55}
.arena-wrap *{box-sizing:border-box}
.arena-hero{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:30px 34px;border-radius:16px;background:linear-gradient(120deg,#172c3c,#1a6267);color:#fff;box-shadow:0 12px 30px rgba(27,51,65,.14)}
.arena-hero h1{margin:4px 0 8px;color:#fff;font-size:clamp(26px,4vw,38px);line-height:1.15}.arena-hero p{margin:0;max-width:680px;color:#e1eff0}
.arena-kicker{margin:0;color:#57979a;font-size:11px;font-weight:800;letter-spacing:.14em}.arena-hero .arena-kicker{color:#9ed5d4}
.arena-balance{min-width:130px;padding:14px 18px;border:1px solid rgba(255,255,255,.22);border-radius:12px;background:rgba(255,255,255,.1);text-align:center}.arena-balance span,.arena-balance small{display:block;color:#d6e5e7;font-size:12px}.arena-balance strong{display:block;color:#fff;font-size:30px;line-height:1.15}
.arena-panel{margin-top:20px;padding:24px;border:1px solid var(--arena-line);border-radius:14px;background:var(--arena-paper);box-shadow:0 4px 14px rgba(27,51,65,.045)}.arena-panel h2{margin:2px 0 8px;font-size:22px}.arena-panel h3{margin:8px 0;font-size:18px}.arena-panel p{color:var(--arena-muted)}
.arena-notice{margin:16px 0;padding:12px 16px;border-left:4px solid #32868a;border-radius:5px;background:#edf8f7;color:#24494d}.arena-optin{display:flex;justify-content:space-between;align-items:center;gap:20px}.arena-optin p{margin-bottom:0}
.arena-button{display:inline-flex;justify-content:center;align-items:center;min-height:42px;padding:9px 17px;border:0;border-radius:8px;background:var(--arena-accent);color:#fff!important;font-weight:700;text-decoration:none;cursor:pointer}.arena-button:hover{background:var(--arena-accent-dark);text-decoration:none}.arena-button:disabled{opacity:.5;cursor:not-allowed}.arena-button-muted{border:1px solid #ccd5dc;background:#f4f6f8;color:#40505c!important}.arena-button-muted:hover{background:#e9eef2}.arena-inline-form{margin:0}
.arena-topline,.arena-section-heading{display:flex;justify-content:space-between;align-items:center;gap:20px}.arena-topline{margin:18px 0}.arena-stats{display:flex;gap:10px}.arena-stats div{min-width:100px;padding:8px 14px;border:1px solid var(--arena-line);border-radius:10px;background:#fff}.arena-stats span,.arena-stats strong{display:block}.arena-stats span{color:var(--arena-muted);font-size:12px}.arena-stats strong{font-size:20px}
.arena-section-heading{margin-bottom:16px}.arena-section-heading>a,.arena-text-link,.arena-small-link{color:var(--arena-accent);font-weight:700}.arena-section-heading p{margin:0}.arena-columns{display:grid;grid-template-columns:1fr 1fr;gap:18px}.arena-columns .arena-panel{margin-top:18px}
.arena-form{display:grid;gap:14px}.arena-field{display:grid;gap:6px;color:var(--arena-ink);font-weight:700}.arena-field input,.arena-field select{width:100%;min-height:42px;padding:8px 10px;border:1px solid #cbd5dd;border-radius:7px;background:#fff;color:var(--arena-ink);font:inherit}.arena-choice{display:flex;flex-wrap:wrap;gap:10px 22px;margin:0;padding:12px;border:1px solid var(--arena-line);border-radius:9px}.arena-choice legend{padding:0 5px;font-weight:700}.arena-choice label{display:flex;align-items:center;gap:7px;cursor:pointer}.arena-help{margin:0;font-size:13px}.arena-actions{display:flex;flex-wrap:wrap;gap:10px}.arena-actions form{margin:0}
.arena-case{padding:18px;border:1px solid #d7e4e5;border-radius:11px;background:var(--arena-wash)}.arena-case-label{color:#287276;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.arena-case blockquote,.arena-solo blockquote{margin:14px 0;padding:14px 17px;border-left:4px solid #31878a;border-radius:5px;background:#fff;color:#263946;font-size:19px;font-weight:700}.arena-tactic,.arena-audit{display:grid;gap:3px;margin-top:12px;padding:11px 13px;border-radius:8px;background:#fff6e5;color:#55431e}.arena-audit{background:#e8f2fb;color:#294b68}.arena-tactic span,.arena-audit span{font-size:14px}.arena-phase{margin-top:18px;padding:18px;border:1px solid var(--arena-line);border-radius:11px}.arena-phase>p{margin-top:0}.arena-step{display:inline-block;color:var(--arena-accent);font-size:11px;font-weight:800;letter-spacing:.12em}.arena-waiting{margin:18px 0 0;padding:13px;border-radius:8px;background:#f2f5f7;color:#55616d}.arena-result{margin-top:18px;padding:18px;border:1px solid #d4e8dd;border-radius:11px;background:#eff9f3}.arena-result p{margin:7px 0}.arena-match-list{margin:0;padding:0;list-style:none}.arena-match-list li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--arena-line)}.arena-match-list li:last-child{border-bottom:0}.arena-match-list small{display:block;color:var(--arena-muted)}
.arena-rank-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.arena-rank-grid h3{margin:4px 0 10px}.arena-table-wrap{overflow:auto;border:1px solid var(--arena-line);border-radius:8px}.arena-table-wrap table{width:100%;border-collapse:collapse;font-size:13px}.arena-table-wrap th,.arena-table-wrap td{padding:8px 10px;border-bottom:1px solid var(--arena-line);text-align:left;white-space:nowrap}.arena-table-wrap th{background:#f2f5f7;color:#465561}.arena-table-wrap tr:last-child td{border-bottom:0}.arena-rankings> .arena-section-heading{align-items:end}
.arena-history{display:grid;gap:10px;margin:16px 0}.arena-history h3{margin:0}.arena-history-row{display:grid;gap:3px;padding:12px;border:1px solid #d9e5e6;border-radius:8px;background:#f7fafb}.arena-history-row span,.arena-history-row small{color:var(--arena-muted)}
.arena-history-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.arena-guess-result{display:inline-flex;align-items:center;width:max-content;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:900;letter-spacing:.04em}.arena-guess-result.is-hit{background:#d9f2e2;color:#17633c}.arena-guess-result.is-miss{background:#fde5e3;color:#a12b26}
.arena-call-feedback{display:flex;align-items:center;gap:10px;margin:14px 0;padding:13px 16px;border-left:5px solid;border-radius:8px;font-size:15px}.arena-call-feedback.is-hit{border-color:#278350;background:#e8f7ed;color:#17633c}.arena-call-feedback.is-miss{border-color:#c64039;background:#fff0ee;color:#a12b26}.arena-call-feedback strong{font-size:17px;letter-spacing:.03em}
.arena-tactic-detail{margin-top:8px;padding:11px 13px;border-radius:8px;background:#fff;color:#4e5861;font-style:italic}
.arena-exit-form{display:inline-block;margin:14px 0 0}
.arena-rule-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.arena-rule-grid>div{display:flex;align-items:flex-start;gap:11px;padding:12px;border-radius:9px;background:var(--arena-wash)}.arena-rule-grid b{display:grid;place-items:center;flex:0 0 28px;height:28px;border-radius:50%;background:var(--arena-accent);color:#fff}.arena-rule-grid span,.arena-rule-grid strong,.arena-rule-grid small{display:block}.arena-rule-grid small{margin-top:3px;color:var(--arena-muted)}
.arena-duel-board{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:16px 0}.arena-fighter{padding:14px;border:1px solid var(--arena-line);border-radius:10px;background:#f6f8fa}.arena-fighter.is-you{border-color:#8bbfc0;background:#eff8f7}.arena-fighter-heading{display:flex;justify-content:space-between;gap:10px;margin-bottom:8px}.arena-fighter-heading span,.arena-fighter small{color:var(--arena-muted);font-size:13px}.arena-fighter small{display:block;margin-top:7px}.arena-hp-track{height:10px;overflow:hidden;border-radius:9px;background:#dfe5e9}.arena-hp-track span{display:block;height:100%;border-radius:9px;background:linear-gradient(90deg,#2c8a72,#7abd70);transition:width .2s ease}.arena-secret-card{display:flex;align-items:center;gap:14px;margin:14px 0;padding:14px;border:1px solid #cbdfe0;border-radius:9px;background:#fff}.arena-secret-card span,.arena-secret-card small{color:var(--arena-muted)}.arena-secret-card strong{display:grid;place-items:center;width:52px;height:52px;border-radius:12px;background:#1b6870;color:#fff;font-size:27px}.arena-secret-card small{margin-left:auto;max-width:280px}.arena-power-note{display:grid;gap:3px;margin-top:10px;padding:11px 13px;border-left:4px solid #ba8a35;border-radius:7px;background:#fff7e8;color:#59451f}.arena-power-note span{font-size:13px}.arena-check{display:flex;align-items:flex-start;gap:8px;color:var(--arena-ink);font-weight:600}
@media(max-width:800px){.arena-duel-board{grid-template-columns:1fr}.arena-fighter-heading{align-items:flex-start;flex-direction:column}.arena-secret-card{align-items:flex-start;flex-wrap:wrap}.arena-secret-card small{margin-left:0;max-width:none}}
@media(max-width:800px){.arena-columns{grid-template-columns:1fr}.arena-rank-grid{grid-template-columns:1fr}.arena-rule-grid{grid-template-columns:1fr}.arena-hero{align-items:flex-start;padding:24px;flex-direction:column}.arena-balance{display:flex;align-items:center;gap:9px;width:100%;text-align:left}.arena-balance strong{font-size:24px}.arena-optin,.arena-topline{align-items:flex-start;flex-direction:column}.arena-stats{width:100%}.arena-stats div{flex:1}.arena-panel{padding:18px}}