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.15s}.game-flash.flash-visible{opacity:1}.game-flash.flash-correct{color:#10b981}.game-flash.flash-wrong{color:#ef4444}.game-flash.flash-timeout{color:#f59e0b}.game-options{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem;margin-bottom:1rem}@media(max-width:420px){.game-options{grid-template-columns:1fr}}.option-btn{display:flex;align-items:center;justify-content:center;padding:1rem .75rem;border:2px solid var(--helpi-border, #E5E7EB);background:var(--helpi-bg-secondary, #F3F4F6);color:var(--helpi-text, #1F2937);cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;outline:none;transition:background .12s,border-color .12s,transform .1s}.option-btn:focus-visible{outline:none;box-shadow:none}.option-btn:focus{outline:none;box-shadow:none}@media(hover:hover){.option-btn:hover:not(.opt-disabled){border-color:#6366f1;background:var(--helpi-bg-hover, 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#F3F4F6)}.stat-item{display:flex;flex-direction:column;align-items:center;gap:.15rem}.stat-value{font-size:1.5rem;font-weight:700;color:var(--helpi-text, #1F2937)}.stat-label{font-size:.75rem;color:var(--helpi-text-muted, #6B7280);text-align:center}.leaderboard-entry{background:#6366f10f;border:1px solid rgba(99,102,241,.35);border-radius:0;padding:1rem 1.25rem;margin-bottom:1.5rem}.home-leaderboard-panel{width:100%;max-width:400px;text-align:center}.home-leaderboard-panel #homeLeaderboardEmpty .empty-state-text{font-size:.9375rem;font-weight:300;color:var(--helpi-text-muted);margin:0}.home-leaderboard-title{font-size:1.2rem;font-weight:600;margin-bottom:.7rem;color:var(--helpi-text, #374151);text-align:center}.home-leaderboard-config{font-size:.7rem;color:var(--helpi-text-muted, #6B7280);margin-bottom:1rem;text-transform:uppercase;letter-spacing:.04em;text-align:center}.leaderboard-entry-text{font-size:.9rem;font-weight:500;margin-bottom:.75rem;text-align:center}.leaderboard-entry-form{display:flex;gap:.5rem;align-items:center;justify-content:center}.initials-input{width:80px;padding:.5rem .75rem;font-size:1.25rem;font-weight:700;font-family:JetBrains Mono,Fira Code,Menlo,Monaco,monospace;text-align:center;text-transform:uppercase;letter-spacing:.15em;border:1.5px solid var(--helpi-border, #E5E7EB);background:var(--helpi-bg, white);color:var(--helpi-text, #1F2937)}.initials-input:focus{outline:none;border-color:#6366f1;box-shadow:0 0 0 2px #6366f133}.btn-save-score{padding:.5rem 1rem;font-size:.875rem;font-weight:500;background:#6366f1;color:#fff;border:none;cursor:pointer;transition:background 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0}.results-actions{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}