.article-detail {
  max-width: 950px;
  margin: 60px auto;
  background: #f5f5f5;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.06);
}

.article-container {
  background: #fff;
  padding: 45px;
}

.article-container h1 {
  font-size: 38px;
  line-height: 1.4;
  margin-bottom: 15px;
  color: #222;
}

.article-meta {
  display: flex;
  gap: 20px;
  color: #777;
  font-size: 14px;
  margin-bottom: 30px;
}

.article-container h2 {
  margin-top: 40px;
  margin-bottom: 18px;
  color: #fe7201;
  font-size: 30px;
}

.article-container h3 {
  margin-top: 25px;
  margin-bottom: 12px;
  color: #333;
  font-size: 22px;
}

.article-container p {
  margin-bottom: 18px;
  font-size: 17px;
  line-height: 1.9;
  color: #444;
  text-align: justify;
}

.article-container ul {
  margin: 15px 0 25px 20px;
}

.article-container ul li {
  margin-bottom: 12px;
  line-height: 1.8;
  color: #444;
}

.article-container img {
  width: 100%;
  border-radius: 10px;
  margin: 30px 0;
  transition: 0.4s;
}

.article-container img:hover {
  transform: scale(1.02);
}

@media (max-width: 768px) {
  .article-container {
    padding: 25px 18px;
  }

  .article-container h1 {
    font-size: 28px;
  }

  .article-container h2 {
    font-size: 24px;
  }

  .article-container h3 {
    font-size: 20px;
  }

  .article-meta {
    flex-direction: column;
    gap: 8px;
  }

  .article-container p,
  .article-container ul li {
    font-size: 16px;
  }
}

/* Contact */

.contact-box {
  margin-top: 40px;
  background: #f5f5f5;
  padding: 12px;
  border-left: 5px solid #fe7201;
  border-radius: 8px;
}

.contact-box a {
  text-decoration: none;
  color: #333;
  transition: 0.3s;
}

.contact-box a:hover {
  color: #fe7201;
}

.contact-box .phone {
  font-weight: 600;
}

/* Thêm */