/* ============================================================
   PlantEcho 官网 · Why 应籁浮层样式 (why-popover.css)
   ============================================================ */
.why-popover {
  position: fixed;
  z-index: 10000;
  background: linear-gradient(135deg, rgba(251, 253, 250, 0.96), rgba(240, 245, 239, 0.96));
  border: 1.5px solid var(--primary-fixed-dim);
  border-radius: 20px;
  padding: 16px 22px;
  box-shadow: 0 12px 40px rgba(21, 66, 18, 0.12), var(--shadow-leaf);
  backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  pointer-events: auto;
  width: 156px;
  transition: border-color 0.3s ease;
}

.why-popover-title {
  font-family: var(--serif);
  font-size: 16.5px;
  font-weight: 500;
  color: var(--primary-container);
  letter-spacing: 0.02em;
  text-align: center;
  line-height: 1.2;
}

.why-popover-title em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 600;
  margin-right: 3px;
  color: var(--primary);
}

.why-popover-link {
  font-size: 12px;
  font-weight: 600;
  color: var(--on-primary-fixed);
  background: var(--primary-fixed);
  padding: 5px 14px;
  border-radius: 99px;
  transition: all 0.25s var(--ease);
  box-shadow: 0 2px 6px rgba(45, 90, 39, 0.12);
  display: inline-block;
  opacity: 0;
  text-align: center;
}

.why-popover-link:hover {
  background: var(--primary-container);
  color: #fff;
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(45, 90, 39, 0.2);
}