/* ===== Hero（最稳写法）===== */
.hero {
  position: relative;
  width: 100%;
  height: 90vh;
  overflow: hidden;
}

.hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-text {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #fff;
  padding: 20px;
}

.hero-text h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(36px, 8vw, 56px);
  margin-bottom: 16px;
}

.hero-text p {
  font-size: 18px;
  margin-bottom: 32px;
}

/* ===== 按钮 ===== */
.btn {
  background-color: #4CAF8F;
  color: #fff;
  padding: 14px 28px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
}

/* ===== 顶部条 ===== */
.top-bar {
  background: #111;
  color: #fff;
  text-align: center;
  padding: 10px;
  font-size: 14px;
}

.top-bar a {
  color: #fff;
  text-decoration: underline;
}

/* ===== 导航 ===== */
nav {
  display: flex;
  justify-content: center;
  gap: 24px;
  padding: 16px;
  background: #fff;
}