*{box-sizing:border-box;margin:0;padding:0}
body{font-family:system-ui,sans-serif;background:#f5f3f0;color:#1a1a1a;min-height:100dvh;display:flex;flex-direction:column}
#app{max-width:640px;margin:0 auto;padding:16px;width:100%;flex:1;display:flex;flex-direction:column}
#topbar{display:flex;justify-content:space-between;align-items:center;padding:8px 0 12px}
#logo{font-weight:700;font-size:1.1rem}
#langDisplay{font-size:0.78rem;color:#999;background:#e8e6e2;padding:2px 10px;border-radius:10px}
h1{font-size:1.8rem;font-weight:700}
h2{font-size:1.4rem;font-weight:700}

/* ── Intro ── */
#introScreen{flex:1;display:flex;flex-direction:column;gap:12px;padding-top:8px}
#tagline{color:#555;font-size:0.95rem}
#stats{display:flex;gap:12px;font-size:0.85rem;color:#666}
#introConfig{margin-top:8px;display:flex;flex-direction:column;gap:10px}
.config-row{display:flex;align-items:center;gap:10px;font-size:0.9rem}
.config-row label{min-width:180px;color:#444}
.config-row select{padding:6px 12px;border:1.5px solid #ccc;border-radius:10px;font-size:0.9rem;background:#fff;flex:1}
#startBtn{background:#e07010;color:#fff;border:none;border-radius:16px;padding:14px 0;font-size:1rem;font-weight:600;cursor:pointer;transition:0.12s;margin-top:8px}
#startBtn:hover{background:#c8600a}
#startBtn:active{transform:translateY(1px)}

/* ── Game ── */
#gameScreen{flex:1;display:flex;flex-direction:column;gap:12px;padding-top:4px}
.game-topbar{display:flex;justify-content:space-between;align-items:center}
.text-btn{background:none;border:none;color:#666;font-size:0.85rem;cursor:pointer;padding:4px 8px;border-radius:8px}
.text-btn:hover{background:#e8e6e2}
#roundLabel{font-size:0.9rem;font-weight:600;color:#e07010}

#promptBox{background:#fff;border-radius:18px;padding:20px;box-shadow:0 2px 8px rgba(0,0,0,0.06);text-align:center}
#promptInner{display:flex;align-items:center;justify-content:center;gap:12px}
#promptWord{font-size:1.6rem;font-weight:700;font-family:'Klee One',system-ui,sans-serif}
#promptLang{font-size:0.78rem;color:#999;background:#f0ede8;padding:2px 10px;border-radius:10px}
.icon-btn{background:none;border:none;font-size:1.3rem;cursor:pointer;padding:4px 8px;border-radius:8px;transition:0.12s}
.icon-btn:hover{background:#e8e6e2}

#choiceGrid{display:flex;flex-direction:column;gap:8px}
.choice-btn{background:#fff;border:2px solid #e0dcd6;border-radius:14px;padding:14px;font-size:1.1rem;font-weight:500;cursor:pointer;transition:0.12s;text-align:center;font-family:'Klee One',system-ui,sans-serif}
.choice-btn:hover{border-color:#e07010;background:#fff8f2}
.choice-btn:active{transform:scale(0.98)}
.choice-btn:disabled{opacity:0.6;cursor:default}
.choice-btn.correct{border-color:#16a34a;background:#f0fdf4;animation:pop 0.3s}
.choice-btn.wrong{border-color:#dc2626;background:#fef2f2}

.feedback{font-size:0.95rem;font-weight:600;text-align:center;min-height:24px;padding:4px}
.feedback-ok{color:#16a34a}
.feedback-warn{color:#dc2626}

#bonusPanel{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;min-height:28px}
.bonus-chip{padding:4px 12px;border-radius:12px;font-size:0.8rem;background:#e8e6e2;color:#888;border:1.5px solid transparent;transition:0.2s}
.bonus-chip.collected{background:#dcfce7;color:#16a34a;border-color:#16a34a}
.lang-badge{display:inline-flex;align-items:center;justify-content:center;min-width:1.45em;height:1.45em;padding:0 .22em;margin-right:.25em;border-radius:999px;background:rgba(0,0,0,0.08);font-weight:800;font-size:0.82em;line-height:1;vertical-align:middle}

/* ── Summary ── */
#summaryScreen{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;text-align:center}
#sumScore{display:flex;flex-direction:column;align-items:center;gap:4px}
.sum-big{font-size:3rem;font-weight:700;color:#e07010}
.sum-detail{font-size:1rem;color:#666}
#sumComment{font-size:1.1rem;color:#444}
.btn-primary{background:#e07010;color:#fff;border:none;border-radius:16px;padding:14px 36px;font-size:1rem;font-weight:600;cursor:pointer;transition:0.12s}
.btn-primary:hover{background:#c8600a}

/* ── Footer ── */
#footer{text-align:center;font-size:0.75rem;color:#999;padding:20px 0 8px}

@keyframes pop{0%{transform:scale(1)}50%{transform:scale(1.05)}100%{transform:scale(1)}}