/**
 * L03 Page 09 · 时光塔测验 PDF 工具栏（屏幕）
 */

.l03-quiz-pdf-bar {
  position: fixed;
  top: max(12px, env(safe-area-inset-top, 0px));
  right: max(12px, env(safe-area-inset-right, 0px));
  z-index: 260;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.4rem;
  max-width: min(300px, calc(100vw - 24px));
  pointer-events: none;
}

.l03-quiz-pdf-bar > * {
  pointer-events: auto;
}

.btn-l03-quiz-pdf {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1.05rem;
  border: 3px solid #5d4037;
  border-radius: 18px 14px 20px 16px;
  background: linear-gradient(135deg, #fff8e1 0%, #ffe0b2 42%, #ffcc80 100%);
  color: #e65100;
  font-family: system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  font-size: 0.88rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 4px 5px 0 rgba(232, 93, 76, 0.45), 0 8px 18px rgba(60, 40, 20, 0.16);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  touch-action: manipulation;
}

.btn-l03-quiz-pdf:hover {
  transform: translateY(-2px);
  box-shadow: 5px 7px 0 rgba(232, 93, 76, 0.5), 0 12px 22px rgba(60, 40, 20, 0.18);
  background: linear-gradient(135deg, #fffde7 0%, #ffecb3 40%, #ffb74d 100%);
}

.btn-l03-quiz-pdf:active {
  transform: translateY(1px);
  box-shadow: 2px 2px 0 rgba(232, 93, 76, 0.4);
}

.btn-l03-quiz-pdf .pdf-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.55rem;
  height: 1.15rem;
  padding: 0 0.2rem;
  border-radius: 5px;
  background: linear-gradient(135deg, #e85d4c, #9b59b6);
  color: #fff;
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  line-height: 1;
}

.btn-l03-quiz-pdf--alt {
  padding: 0.4rem 0.85rem;
  font-size: 0.78rem;
  border-width: 2px;
  color: #1565c0;
  background: linear-gradient(180deg, #ffffff 0%, #e3f2fd 100%);
  box-shadow: 3px 4px 0 rgba(21, 101, 192, 0.35), 0 6px 14px rgba(60, 40, 20, 0.1);
}

.btn-l03-quiz-pdf--alt:hover {
  background: linear-gradient(180deg, #e3f2fd 0%, #bbdefb 100%);
  box-shadow: 4px 6px 0 rgba(21, 101, 192, 0.4), 0 10px 18px rgba(60, 40, 20, 0.12);
}

.l03-quiz-pdf-hint {
  margin: 0;
  padding: 0.4rem 0.6rem;
  font-size: 0.7rem;
  line-height: 1.4;
  color: #5d4037;
  background: rgba(255, 253, 248, 0.96);
  border: 2px solid rgba(200, 160, 100, 0.55);
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(60, 40, 20, 0.1);
  max-width: 15rem;
}

.l03-quiz-pdf-hint strong {
  color: #e65100;
}

@media (max-width: 560px) {
  .l03-quiz-pdf-hint {
    display: none;
  }

  .btn-l03-quiz-pdf--alt span {
    font-size: 0.72rem;
  }

  .btn-l03-quiz-pdf {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
  }
}

@media print {
  .l03-quiz-pdf-bar {
    display: none !important;
  }
}