* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Noto Sans TC', sans-serif;
  background: linear-gradient(180deg, #ffffff, #cef1ff);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  color: #333;
}

.container {
  width: 100%;
  max-width: 420px;
  padding: 2rem 1.5rem;
  text-align: center;
}

.profile img {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 1rem;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.profile h1 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.profile p {
  font-size: 0.9rem;
  color: #666;
  margin-bottom: 2rem;
}

.links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.link-card {
  display: block;
  padding: 0.9rem;
  background: white;
  border-radius: 14px;
  text-decoration: none;
  color: #333;
  font-weight: 500;
  box-shadow: 0 6px 18px rgba(0,0,0,0.06);
  transition: all 0.25s ease;
}

.link-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 20px rgba(167, 198, 255, 0.4);
}

.icon {
  width: 20px;
  height: 20px;
  margin-right: 0.5rem;
}

footer {
  margin-top: 2.5rem;
  font-size: 0.75rem;
  color: #999;
}

.contact-wrapper {
  position: relative;
}

.contact-box {
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s ease;
  background: white;
  margin-top: 0.5rem;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.contact-box.active {
  max-height: 60px;
  padding: 0.8rem 1rem;
}

.email {
  font-size: 0.9rem;
  font-weight: 500;
}

.copy-icon {
  cursor: pointer;
  transition: 0.2s;
}

.copy-icon:hover {
  opacity: 0.6;
}