/* Figma 节点 11011:1531 — Introduction 模块
 * 4px 连续描边环（mask）保证圆角衔接；纵向渐变上实下隐 */
.intro-box {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  align-self: stretch;
  margin: 0 20px;
  padding: 32px;
  border: none;
  border-radius: 20px;
  box-shadow: 0 16px 32px rgba(136, 0, 221, 0.16);
  box-sizing: border-box;
  text-align: center;
  word-break: break-word;
  isolation: isolate;
}

/* 毛玻璃内层：加大 blur、半透明铺色，让背景虚化更明显 */
.intro-box::before {
  content: '';
  position: absolute;
  inset: 4px;
  z-index: 0;
  border-radius: 16px;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.58) 0%,
    rgba(0, 0, 0, 0.38) 100%
  );
  backdrop-filter: blur(20px) saturate(1.15);
  -webkit-backdrop-filter: blur(20px) saturate(1.15);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}
/* 4px 等宽描边环：padding + mask 抠空内容区，圆角处连续无断点 */
.intro-box::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: 20px;
  padding: 4px;
  background: linear-gradient(
    to bottom,
    #8800dd 0%,
    rgba(136, 0, 221, 0.55) 22%,
    rgba(136, 0, 221, 0.12) 52%,
    transparent 82%
  );
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask-composite: exclude;
  pointer-events: none;
}

.intro-box__title {
  position: relative;
  z-index: 1;
  width: 100%;
  margin: 0;
  font-family: 'Lexend', sans-serif;
  font-size: 24px;
  font-weight: 700;
  line-height: 32px;
  color: #ffffff;
}

.intro-box__body {
  position: relative;
  z-index: 1;
  width: 100%;
  font-family: 'Lexend', sans-serif;
  font-size: 16px;
  font-weight: 300;
  line-height: 28px;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
}

.intro-box__body p {
  margin: 0;
  font-size: 16px;
  font-weight: 300;
  line-height: 28px;
  color: rgba(255, 255, 255, 0.8);
}