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

body {
  font-family: Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: #f7f7f9;
  color: #222;
}

.site-header {
  text-align: center;
  padding: 32px 20px 20px;
}

.site-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 8px;
}

.site-subtitle {
  font-size: 16px;
  color: #666;
}

.hero {
  position: relative;
  width: 100%;
  max-width: 1100px;
  margin: 20px auto;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.hero-image {
  display: block;
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 40px 30px;
  background: linear-gradient(to top, rgba(0,0,0,0.65), rgba(0,0,0,0.1));
  color: #fff;
}

.hero-overlay h2 {
  font-size: 38px;
  margin-bottom: 10px;
}

.hero-overlay p {
  font-size: 18px;
  line-height: 1.6;
}

.subscribe-section {
  max-width: 700px;
  margin: 40px auto 60px;
  background: #fff;
  padding: 32px 24px;
  border-radius: 18px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
  text-align: center;
}

.subscribe-section h3 {
  font-size: 28px;
  margin-bottom: 10px;
}

.subscribe-section p {
  color: #666;
  margin-bottom: 20px;
}

.subscribe-form {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.subscribe-form input {
  width: 320px;
  max-width: 100%;
  padding: 14px 16px;
  border: 1px solid #ddd;
  border-radius: 10px;
  font-size: 16px;
  outline: none;
}

.subscribe-form input:focus {
  border-color: #888;
}

.subscribe-form button {
  padding: 14px 22px;
  border: none;
  border-radius: 10px;
  background: #222;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
}

.subscribe-form button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.message {
  margin-top: 18px;
  font-size: 15px;
}

.success {
  color: #1c8c3a;
}

.error {
  color: #d93025;
}

@media (max-width: 768px) {
  .site-title {
    font-size: 28px;
  }

  .hero-image {
    height: 360px;
  }

  .hero-overlay h2 {
    font-size: 28px;
  }

  .hero-overlay p {
    font-size: 16px;
  }

  .subscribe-form {
    flex-direction: column;
    align-items: center;
  }

  .subscribe-form input,
  .subscribe-form button {
    width: 100%;
    max-width: 420px;
  }

  .message-box {
  margin-top: 20px;
  padding: 14px 16px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 500;
}

.message-box.success {
  background: #e9f7ef;
  color: #1c8c3a;
  border: 1px solid #b7e2c7;
}

.message-box.error {
  background: #fdecea;
  color: #d93025;
  border: 1px solid #f5c2c0;
}


}