.index-part-2, .index-part-4 {
  padding: 60px 20px;
  background-color: #f9f9f9;
  font-family: Arial, sans-serif;
}

.index-part-2 h2,
.index-part-4 h2 {
  font-size: 30px;
  font-weight: 700;
  color: #0071e3;
  text-transform: uppercase;
  margin-bottom: 10px;
  text-align: center;
}

.hr-mid, .hr-short, .line-full {
  border: 0;
  height: 2px;
  background: #0071e3;
  margin: 20px auto;
  width: 60px;
}

.sub-text p, .holder-para p, .font-1, .font-2 {
  font-size: 16px;
  line-height: 1.7;
  color: #444;
  text-align: center;
}

.block {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 10px;
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  transition: 0.3s ease;
}

.block:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.block .icon {
  margin-bottom: 15px;
}

.block .icon img {
  width: 60px;
  height: auto;
  margin-top: 10px;
}

.block h4 {
  font-size: 20px;
  color: #0071e3;
  margin-bottom: 10px;
}

.holder-para h3 {
  font-size: 22px;
  color: #0071e3;
  margin-bottom: 10px;
  text-align: left;
}

.round-img {
  width: 100%;
  border-radius: 10px;
  margin-top: 15px;
}

.btn.btn-default.wow-button {
  display: inline-block;
  padding: 12px 30px;
  background: #0071e3;
  color: #fff;
  border-radius: 30px;
  font-size: 16px;
  text-decoration: none;
  transition: background 0.3s ease;
  margin-top: 20px;
}

.btn.btn-default.wow-button:hover {
  background: #005bb5;
}

.text-center {
  text-align: center;
}

.container {
  max-width: 1140px;
  margin: auto;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.col-block {
  flex: 1 1 calc(50% - 30px);
  padding: 15px;
  box-sizing: border-box;
}

@media screen and (max-width: 768px) {
  .col-block {
    flex: 1 1 100%;
  }

  .holder-para h3, .holder-para p {
    text-align: center;
  }
}
.index-part-3 {
  padding: 60px 20px;
  background: #fdfdfd;
}

.section-title {
  font-size: 30px;
  color: #0071e3;
  font-weight: bold;
  margin-bottom: 10px;
}

.sub-text {
  max-width: 700px;
  margin: auto;
  margin-bottom: 40px;
  font-size: 16px;
  color: #444;
}

.feature-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 50px;
}

.feature-row.reverse {
  flex-direction: row-reverse;
}

.feature-text, .feature-img {
  flex: 1 1 50%;
  max-width: 500px;
  padding: 15px;
}
.feature-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center; /* 🟢 Giúp căn giữa cả hàng */
  margin-bottom: 50px;
  text-align: center; /* 🟢 Căn chữ ra giữa */
}

.feature-text h3 {
  font-size: 22px;
  color: #0071e3;
  margin-bottom: 10px;
}

.feature-text p {
  font-size: 15px;
  color: #333;
  line-height: 1.6;
}

.feature-img img {
  width: 50%;
  border-radius: 12px;
  box-shadow: 0 6px 15px rgba(0,0,0,0.1);
}

.hr-short {
  width: 60px;
  height: 3px;
  background: #0071e3;
  border: none;
  margin: 10px 0 20px;
}
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 15px;
}
@media (max-width: 768px) {
  .feature-row {
    flex-direction: column;
    text-align: center;
  }

  .feature-img img {
    width: 80%;
  }
}