:root{--arc-ink: #16294d;--arc-muted: #5e6f8f;--arc-line: #d5e3fb}body[data-page=student-arcade]{margin:0;font-family:Nunito,sans-serif;color:var(--arc-ink);background:radial-gradient(circle at 8% 0%,#dbeafe,transparent 32%),radial-gradient(circle at 92% 8%,#d1fae5,transparent 30%),#f4f8ff}.arcade-shell{width:min(1200px,94vw);margin:0 auto;padding:22px 0 36px}.arcade-hero{border:1px solid #cfe0fb;border-radius:24px;background:linear-gradient(140deg,#0f3ea2,#1d4ed8 45%,#0f766e);color:#fff;box-shadow:0 20px 40px #10347d3d;padding:18px}.arcade-back{text-decoration:none;color:#dbeafe;font-weight:800;font-size:.86rem}.arcade-hero h1{margin:10px 0 6px;font-family:"Baloo 2",sans-serif;font-size:clamp(2rem,4vw,3rem);line-height:1.02}.arcade-hero p{margin:0;color:#ffffffe6;font-weight:700}.arcade-actions{margin-top:12px;display:flex;gap:8px;flex-wrap:wrap}.arcade-btn{border:0;border-radius:11px;background:#fff;color:#1e3a8a;padding:10px 12px;font-weight:900;text-decoration:none;cursor:pointer}.arcade-btn-ghost{background:#ffffff24;color:#fff;border:1px solid rgba(255,255,255,.35)}.arcade-chip{border-radius:999px;padding:7px 11px;background:#ffffff29;border:1px solid rgba(255,255,255,.32);font-weight:800}.arcade-grid{margin-top:14px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.arcade-card{border-radius:18px;border:1px solid var(--arc-line);background:#fff;box-shadow:0 10px 22px #142d6814;padding:14px}.arcade-card h2{margin:0;font-family:"Baloo 2",sans-serif;font-size:1.35rem}.arcade-card p{margin:6px 0 10px;color:var(--arc-muted);font-weight:700}.arcade-row{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}.game-status{margin-top:8px;font-weight:800;color:#0f766e;min-height:22px}.memory-board{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.memory-card{border:1px solid #dbeafe;border-radius:10px;min-height:56px;background:linear-gradient(140deg,#eff6ff,#e0e7ff);display:grid;place-items:center;font-weight:900;cursor:pointer}.memory-card.open{background:#fff7ed;border-color:#fdba74}.memory-card.matched{background:#dcfce7;border-color:#86efac}.guess-box,.verse-builder{border:1px solid #e2e8f0;border-radius:12px;background:#f8fafc;padding:10px;min-height:160px}.guess-options{display:grid;gap:7px;margin-top:8px}.guess-option{border:1px solid #cbd5e1;border-radius:10px;background:#fff;padding:8px;text-align:left;font-weight:700;cursor:pointer}.verse-target{border:1px dashed #f59e0b;background:#fff7ed;border-radius:10px;min-height:54px;padding:8px;display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}.verse-bank{display:flex;flex-wrap:wrap;gap:6px}.verse-chip{border:1px solid #bfdbfe;border-radius:999px;padding:6px 10px;background:#eff6ff;font-weight:800;cursor:pointer}.leaderboard-card{margin-top:14px;border-radius:18px;border:1px solid var(--arc-line);background:#fff;box-shadow:0 10px 22px #142d6814;padding:14px}.leaderboard-card h2{margin:0 0 10px;font-family:"Baloo 2",sans-serif;font-size:1.45rem}.leaderboard-list{display:grid;gap:8px}.leaderboard-row{border:1px solid #dbeafe;border-radius:10px;background:#f8fbff;padding:9px 10px;display:flex;justify-content:space-between;gap:8px}@media (max-width: 980px){.arcade-grid{grid-template-columns:1fr}}