.hero {
  height: 100vh;
  background-color: var(--light-100);
  position: relative;
  overflow: hidden;
}

/* 像素点装饰（INS风小元素） */
.pixel-dot {
  position: absolute;
  width: 16px;
  height: 16px;
  background-color: var(--secondary-light);
  border-radius: 50%;
  opacity: 0.6;
  animation: float 6s infinite ease-in-out;
}

.pixel-dot:nth-child(1) {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.pixel-dot:nth-child(2) {
  top: 70%;
  right: 15%;
  animation-delay: 2s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.1); }
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 24px;
  line-height: 1.2;
  color: var(--primary-dark);
}

.hero h1 span {
  color: var(--secondary);
  position: relative;
}

/* 文字装饰下划线（INS风） */
.hero h1 span::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary), var(--accent-yellow));
  border-radius: 2px;
  transform: skewX(-12deg);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 40px;
  color: var(--primary-light);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}