.arena{min-height:80vh;padding-block:clamp(36px,5vw,64px);background:radial-gradient(120% 120% at 50% -10%,#232010,#0a0a0a 60%)}.arena-head{text-align:center;margin-bottom:28px}.arena-head .lead{margin-inline:auto}.play-logo{margin:8px auto 12px}.arena .setup{max-width:860px;margin-inline:auto;padding:clamp(24px,4vw,44px);text-align:center}.picker-title{color:#b6ad9b;text-transform:uppercase;letter-spacing:.12em;font-family:var(--font-display);font-size:.78rem;margin:22px 0 10px;text-align:left}.mode-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:4px}.mode-card{background:#1b1b1b;border:3px solid #3a3a3a;border-radius:16px;padding:18px;cursor:pointer;color:#e9e2d3;text-align:left;transition:.15s;font-family:var(--font-body)}.mode-card b{display:block;font-family:var(--font-display);font-size:1.15rem;margin-bottom:4px;color:#fff}.mode-card span{font-size:.88rem;color:#b6ad9b}.mode-card.selected{border-color:var(--pg-gold);background:#26210f}.bot-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-bottom:20px}.bot-card{background:#1b1b1b;border:2px solid #3a3a3a;border-radius:14px;padding:12px 8px;cursor:pointer;color:#e9e2d3;text-align:center;transition:.15s;font-family:var(--font-body);display:flex;flex-direction:column;align-items:center;gap:2px;min-width:0}.bot-card .bot-avatar{font-size:1.6rem;line-height:1}.bot-card b{font-family:var(--font-display);font-size:.95rem;color:#fff}.bot-card .bot-diff{font-family:var(--font-display);font-size:.62rem;letter-spacing:.06em;text-transform:uppercase;color:var(--pg-gold)}.bot-card .bot-vibe{font-size:.68rem;color:#b6ad9b;line-height:1.25}.bot-card.selected{border-color:var(--pg-gold);background:#26210f}.btn.big{font-size:1.15rem;padding:1em 2.2em}.rule-reminder{margin-top:18px;color:#b6ad9b;font-size:.9rem}.scoreboard{display:flex;align-items:center;gap:14px;max-width:720px;margin:0 auto 12px;color:#e9e2d3;font-family:var(--font-display)}.scoreboard .seat{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;background:#16150f;border:2px solid transparent;transition:.15s;font-size:.95rem}.scoreboard .seat .dot{width:8px;height:8px;border-radius:50%;background:#3a3a3a;transition:.15s}.scoreboard .seat.active{border-color:var(--pg-gold);background:#26210f}.scoreboard .seat.active .dot{background:var(--pg-gold);box-shadow:0 0 8px var(--pg-gold)}.scoreboard .vs{color:#6b6355;font-size:.85rem;letter-spacing:.08em}.scoreboard .quit{margin-left:auto}.board-zone{display:flex;flex-direction:column;align-items:center;gap:12px;max-width:980px;margin-inline:auto}.memorize-banner{background:var(--pg-gold);color:#1a1400;font-family:var(--font-display);padding:10px 18px;border-radius:999px}.nd-board{display:grid;grid-template-columns:repeat(3,clamp(72px,12vw,96px));grid-auto-rows:clamp(72px,12vw,96px);gap:8px;background:#111;padding:12px;border-radius:18px;border:4px solid var(--nd-yellow)}.nd-board.small{grid-template-columns:repeat(3,58px);grid-auto-rows:58px}.nd-board .cell{font-size:1.8rem;border-radius:12px}.nd-board .cell.empty{background:#1c1c1c;border:2px dashed #5a5a5a;cursor:pointer;transition:.12s;color:#6a6a6a}.nd-board .cell.empty:hover{border-color:var(--nd-yellow)}.nd-board .cell.empty.danger-hint{background:#fa2e221f;border-color:#fa2e228c}.nd-board .cell.lost-pair{outline:4px solid var(--nd-danger);outline-offset:2px;animation:pulse-red 1.2s infinite}@keyframes pulse-red{50%{outline-color:#fa2e224d}}.status{min-height:1.6em;color:#e9e2d3;font-family:var(--font-display);font-size:1.05rem;text-align:center}.status .big-tile{display:inline-grid;place-items:center;width:1.7em;height:1.7em;background:linear-gradient(155deg,#e2b878,var(--nd-kraft));color:#2a1c07;border-radius:8px;margin:0 2px}.hint-toggle{color:#b6ad9b;font-size:.82rem;display:flex;gap:6px;align-items:center;cursor:pointer}.rack{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}.rack-tile{width:40px;height:40px;border-radius:8px;font-size:1.1rem;display:grid;place-items:center}.rack-tile.down{background:#26210f;border:2px solid #5a4a12}.rack-tile.facedown-pick{background:#26210f;border:2px solid var(--pg-gold);color:var(--pg-gold);cursor:pointer;font-family:var(--font-num);font-weight:700}.rack-tile.facedown-pick:hover:not(:disabled){background:#332a10}.rack-tile.picked{outline:3px solid var(--nd-safe)}.rack-tile:disabled{opacity:.55;cursor:default}.arena .end{max-width:720px;margin-inline:auto;padding:clamp(24px,4vw,44px);text-align:center}.end-emoji{font-size:3.4rem}.end-why{color:#d9d2c4;max-width:52ch;margin-inline:auto}.end-board-wrap{display:flex;justify-content:center;margin:18px 0}.end-ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:8px}.end-ctas .btn-ghost{color:#e9e2d3}.nd-confetti{position:fixed;width:12px;height:12px;border-radius:3px;z-index:999;pointer-events:none;animation:nd-fly 1.3s cubic-bezier(.22,1,.36,1) forwards}@keyframes nd-fly{to{transform:translate(var(--dx),var(--dy)) rotate(var(--rot));opacity:0}}@media (max-width: 860px){.mode-row{grid-template-columns:1fr}}@media (max-width: 520px){.bot-row{gap:6px}.bot-card{padding:10px 4px;border-radius:12px}.bot-card .bot-avatar{font-size:1.35rem}.bot-card b{font-size:.82rem}.bot-card .bot-vibe,.scoreboard .quit{display:none}}