* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", "SF Pro Display", sans-serif;
}

body {
  background: #0f0f15;
  overflow: hidden;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 动态粒子背景 */
.background {
  position: fixed;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 30%, rgba(255,0,200,0.4), transparent),
              radial-gradient(circle at 70% 70%, rgba(0,200,255,0.4), transparent);
  animation: float 12s infinite alternate ease-in-out;
  filter: blur(80px);
  z-index: -1;
}

@keyframes float {
  0% { transform: translate(-10%, -10%); }
  100% { transform: translate(10%, 10%); }
}

/* 玻璃拟态 Card */
.card {
  width: 330px;
  padding: 40px 35px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 15px 40px rgba(0,0,0,0.4);
  backdrop-filter: blur(35px);
  text-align: center;
  transform-style: preserve-3d;

  /* 初始渐显 */
  opacity: 0;
  animation: fadeIn 1.4s ease forwards;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

/* 动态光晕（卡片周围） */
.card::before {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: inherit;
  background: linear-gradient(135deg, #ff4df2, #4d9fff, #7dffb6);
  filter: blur(18px);
  opacity: 0.55;
  z-index: -1;
  /* animation: glow 6s infinite alternate; */
}

@keyframes glow {
  0%  { transform: rotate(0deg); }
  100%{ transform: rotate(180deg); }
}

.avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  margin-bottom: 20px;
  object-fit: cover;
  border: 3px solid rgba(255,255,255,0.4);
  box-shadow: 0 0 20px rgba(255,255,255,0.2);
}

.name {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}

.bio {
  color: #ccc;
  line-height: 1.6;
  font-size: 14px;
  margin-bottom: 25px;
}

.social {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.social a {
  padding: 10px;
  border-radius: 10px;
  text-decoration: none;
  background: rgba(255,255,255,0.08);
  color: #fff;
  transition: 0.25s;
  border: 1px solid rgba(255,255,255,0.18);
}

.social a:hover {
  background: rgba(255,255,255,0.19);
  transform: translateY(-3px);
}