/* ── Speak button ── */
    .btn-speak{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;
      background:#334155;border:1px solid #4f6070;border-radius:99px;
      color:#e2e8f0;font-size:.85rem;font-weight:600;cursor:pointer;
      transition:background .15s,transform .15s;margin-top:4px;
      -webkit-tap-highlight-color:transparent;}
    .btn-speak:active{transform:scale(.94);}
    .btn-speak:hover{background:#3d5068;}
    .btn-speak:disabled{opacity:.5;cursor:default;}
    @keyframes spin{to{transform:rotate(360deg);}}
    .btn-speak.loading .speak-icon{display:inline-block;animation:spin .8s linear infinite;}

    /* ════ GAME SCREEN ════ */
    .game-inner{width:100%;max-width:420px;padding:16px;display:flex;flex-direction:column;gap:14px;flex:1;}
    .prog-wrap{height:6px;background:#334155;border-radius:99px;overflow:hidden;}
    .prog-fill{height:100%;background:linear-gradient(90deg,#6366f1,#8b5cf6);border-radius:99px;transition:width .4s ease;}
    .g-stats{display:flex;justify-content:space-between;font-size:.8rem;color:var(--sub);}
    .g-stats .sc{color:var(--correct);font-weight:600;}
    .g-stats .sw{color:var(--wrong);font-weight:600;}
    .card-area{flex:1;display:flex;align-items:center;min-height:200px;}
    .card{width:100%;min-height:210px;background:var(--card);border-radius:20px;
      display:flex;flex-direction:column;align-items:center;justify-content:center;
      gap:10px;padding:32px 24px;text-align:center;border:2px solid transparent;
      transition:border-color .25s,background .25s;box-shadow:0 8px 32px rgba(0,0,0,.4);}
    .card.correct{border-color:var(--correct);background:#052e16;}
    .card.wrong{border-color:var(--wrong);background:#2d0a0a;}
    .card-article{font-size:.95rem;color:var(--sub);font-style:italic;min-height:1.4em;}
    .card-word{font-size:2.6rem;font-weight:800;letter-spacing:-.01em;line-height:1.1;}
    .card-translation{font-size:1rem;color:var(--sub);}
    .card-feedback{font-size:.95rem;font-weight:600;min-height:1.4em;opacity:0;transition:opacity .2s;}
    .card-feedback.show{opacity:1;}
    .card-feedback.cm{color:var(--correct);}
    .card-feedback.wm{color:var(--wrong);}
    .gbtn-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;}
    .gbtn{padding:14px 8px;border:none;border-radius:14px;font-size:.85rem;font-weight:700;
      cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:4px;
      transition:transform .1s,opacity .2s,filter .2s;-webkit-tap-highlight-color:transparent;}
    .gbtn:active{transform:scale(.95);}
    .gbtn .gl{font-size:1.05rem;letter-spacing:.02em;}
    .gbtn .gs{font-size:.72rem;opacity:.8;font-weight:500;}
    .gbtn-m{background:var(--masc);color:#fff;}
    .gbtn-f{background:var(--fem);color:#fff;}
    .gbtn-n{background:var(--neut);color:#fff;}
    .gbtn:disabled{opacity:.45;cursor:default;filter:grayscale(.4);}
    .gbtn.hl{box-shadow:0 0 0 3px #fff;}
    .vbtn-row{display:flex;gap:10px;}
    .vbtn{flex:1;padding:16px 8px;border:none;border-radius:14px;font-size:.95rem;font-weight:700;
      cursor:pointer;transition:transform .1s,opacity .2s;-webkit-tap-highlight-color:transparent;}
    .vbtn:active{transform:scale(.96);}
    .vbtn-reveal{background:var(--card2);color:var(--text);border:1px solid var(--border);}
    .vbtn-know{background:#14532d;color:#86efac;}
    .vbtn-miss{background:#450a0a;color:#fca5a5;}
    .btn-next{width:100%;padding:16px;border:none;border-radius:14px;background:var(--accent);
      color:#fff;font-size:1rem;font-weight:700;cursor:pointer;display:none;
      -webkit-tap-highlight-color:transparent;}
    .btn-next:active{background:#4f46e5;}
    .btn-next.show{display:block;}
    .legend{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}
    .legend-item{display:flex;align-items:center;gap:6px;font-size:.75rem;color:var(--sub);}
    .legend-dot{width:10px;height:10px;border-radius:50%;}

    /* ── Complete overlay ── */
    #completeOverlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.88);z-index:100;
      align-items:center;justify-content:center;flex-direction:column;gap:18px;
      text-align:center;padding:32px;}
    #completeOverlay.show{display:flex;}
    #completeOverlay .em{font-size:4rem;}
    #completeOverlay h2{font-size:1.8rem;font-weight:900;}
    #completeOverlay p{color:var(--sub);font-size:1rem;max-width:280px;}
    #completeOverlay .score-big{font-size:3rem;font-weight:900;color:#a78bfa;}
    .ov-btns{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;}
    .ov-btn{padding:14px 24px;border:none;border-radius:14px;font-size:1rem;font-weight:700;
      cursor:pointer;-webkit-tap-highlight-color:transparent;}
    .ov-primary{background:var(--accent);color:#fff;}
    .ov-secondary{background:var(--card);color:var(--text);border:1px solid var(--border);}