.level-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
  margin-top:16px;
}

.level-btn{
  text-align:left;
  border:1px solid var(--stroke);
  background:rgba(255,255,255,0.05);
  padding:16px;
  border-radius:var(--radius-sm);
  cursor:pointer;
  transition:all .15s ease;
  min-width:0;
}

.level-btn:hover{
  transform:translateY(-2px);
  background:rgba(255,255,255,0.07);
}

.level-btn.is-active{
  background:rgba(255,255,255,0.12);
}

.level-num{
  font-family:var(--serif);
  font-size:28px;
  font-weight:700;
  line-height:1;
}

.level-label{
  display:block;
  margin-top:6px;
  font-weight:700;
}

.level-desc{
  display:block;
  margin-top:4px;
  color:var(--muted);
  font-size:14px;
  line-height:1.4;
}

.quiz-top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:14px;
}

.question-card{
  margin-top:20px;
  border:1px solid var(--stroke);
  background:rgba(255,255,255,0.07);
  border-radius:var(--radius);
  padding:18px;
  position: relative;
  will-change: transform, opacity;
}

.q-title{
  font-family:var(--serif);
  font-size:22px;
  font-weight:700;
  margin-bottom:12px;
  line-height:1.2;
}

.options{
  display:grid;
  gap:10px;
}

.option{
  display:flex;
  gap:10px;
  padding:12px;
  border:1px solid var(--stroke);
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,0.04);
  cursor:pointer;
  align-items:flex-start;
}

.option:hover{
  background:rgba(255,255,255,0.08);
}

.option input{
  margin-top:4px;
  flex-shrink:0;
}

.option span{
  min-width:0;
}

.progress{
  min-width:200px;
}

.progress-text{
  font-size:13px;
  color:var(--muted);
}

.progress-bar{
  height:8px;
  border-radius:999px;
  border:1px solid var(--stroke);
  background:rgba(255,255,255,0.03);
  overflow:hidden;
  margin-top:6px;
}

.progress-fill{
  height:100%;
  background:rgba(255,255,255,0.35);
  width:0%;
}

.quiz-actions{
  margin-top:18px;
  display:flex;
  justify-content:space-between;
  gap:12px;
}

.results-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
  margin-top:16px;
}

.result-card{
  border:1px solid var(--stroke);
  background:rgba(255,255,255,0.05);
  border-radius:var(--radius);
  padding:14px;
  transition: transform 160ms ease, background 160ms ease;
}

.result-name{
  font-family:var(--serif);
  font-size:20px;
  font-weight:700;
  line-height:1.15;
}

.result-meta{
  margin-top:6px;
  color:var(--muted);
  font-size:14px;
}

.q-anim-enter{
  opacity: 0;
  transform: translateX(var(--qEnterX, 0px));
}

.q-anim-enter-active{
  opacity: 1;
  transform: translateX(0);
  transition: opacity 220ms ease, transform 220ms ease;
}

.q-anim-exit{
  opacity: 1;
  transform: translateX(0);
}

.q-anim-exit-active{
  opacity: 0;
  transform: translateX(var(--qExitX, 0px));
  transition: opacity 180ms ease, transform 180ms ease;
}

.result-card:hover{
  transform: translateY(-3px);
  background: rgba(255,255,255,0.08);
}

@media (max-width:900px){
  .level-grid{
    grid-template-columns:1fr;
  }

  .results-grid{
    grid-template-columns:1fr;
  }

  .progress{
    width:100%;
    min-width:0;
  }
}

@media (max-width:640px){
  .level-grid{
    gap:10px;
    margin-top:14px;
  }

  .level-btn{
    padding:14px;
    border-radius:18px;
  }

  .level-num{
    font-size:24px;
  }

  .level-label{
    font-size:15px;
  }

  .level-desc{
    font-size:13px;
  }

  .quiz-top{
    gap:12px;
  }

  .question-card{
    margin-top:16px;
    padding:14px;
    border-radius:18px;
  }

  .q-title{
    font-size:20px;
    margin-bottom:10px;
  }

  .options{
    gap:8px;
  }

  .option{
    padding:11px 12px;
  }

  .progress-text{
    display:block;
    font-size:12px;
  }

  .quiz-actions{
    flex-direction:column-reverse;
    align-items:stretch;
  }

  .quiz-actions .btn{
    width:100%;
  }

  .result-card{
    padding:13px;
    border-radius:18px;
  }

  .result-name{
    font-size:18px;
  }

  .result-meta{
    font-size:13px;
  }
}

@media (max-width:420px){
  .question-card{
    padding:13px;
  }

  .q-title{
    font-size:18px;
  }

  .option{
    padding:10px 11px;
  }
}

@media (prefers-reduced-motion: reduce){
  .q-anim-enter-active,
  .q-anim-exit-active,
  .result-card{
    transition: none !important;
  }
}