* {
  margin: 0;
  padding: 0;
}

html,
body {
  background: #ffffff !important;
  padding-top: calc(30px + 1rem) !important;
}


.about_us {
  width: 100%;
  padding: 60px 0;
  background-color: #ffffff;
}

.about_container {
  max-width: 1600px;
  width: 90%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}

.about_text {
  width: 50%;
  padding-right: 40px;
}

.about_text h2 {
  font-family: DM_Sans_bold;
  font-weight: 700;
  font-size: 48px;
  color: #333333;
  line-height: 70px;
  margin-bottom: 20px;
}

.about_text p {
  font-family: DM_Sans_regular;
  font-weight: 400;
  font-size: 16px;
  color: #666666;
  line-height: 28px;
  margin-bottom: 30px;
}

.about_image {
  width: 50%;
  position: relative;
}

.about_image img {
  width: 100%;
  height: auto;
  display: block;
}

.about_decoration {
  position: absolute;
  bottom: -40px;
  right: -40px;
  width: 666px;
  height: 179px;
  background: #06ADA9;
  z-index: -1;
}

/* About Us Hero Section */
.about_us_hero {
  width: 100%;
}

.about_us_hero_container {
  max-width: 1600px;
  width: 90%;
  margin: 0 auto;
  text-align: center;
}

.about_us_hero_text img {
  max-width: 100%;
  height: auto;
}

/* More Button */
.more {
  display: inline-block;
  padding: 10px 30px;
  border: 2px solid #FFFFFF;
  border-radius: 25px;
  transition: all 0.3s ease;
  background: transparent;
}

.more a {
  font-family: DM_Sans_medium;
  font-weight: 500;
  font-size: 16px;
  color: #FFFFFF;
  text-decoration: none;
  line-height: 22px;
  transition: color 0.3s ease;
}

.more:hover {
  border-color: #06ADA9;
}

.more:hover a {
  color: #06ADA9;
}

.about_more {
  border-color: #06ADA9;
}

.about_more a {
  color: #06ADA9;
}

.about_more:hover {
  background: #06ADA9;
}

.about_more:hover a {
  color: #FFFFFF;
}

/* Counters Styles */
.counters {
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: space-around;
  padding: 60px 40px;
}

.counter_item {
  text-align: center;
  flex: 1;
}

.counter_num {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
}

.counter_value {
  font-family: DM_Sans_bold;
  font-weight: 700;
  font-size: 64px;
 
  line-height: 70px;
}

.counter_unit {
  font-family: DM_Sans_medium;
  font-weight: 500;
  font-size: 28px;
  
  line-height: 34px;
}

.counter_label {
  font-family: DM_Sans_regular;
  font-weight: 400;
  font-size: 18px;
  color: #666666;
  line-height: 26px;
  margin-top: 10px;
  opacity: 0.9;
}

/* Our Advantages Section */
.adv_section {
  width: 100%;
  padding: 80px 0;
  background-color: #ffffff;
}

.adv_container {
  max-width: 1400px;
  width: 90%;
  margin: 0 auto;
}

.adv_title {
  font-family: DM_Sans_bold;
  font-weight: 700;
  font-size: 36px;
  color: #222222;
  line-height: 47px;
  text-align: center;
  margin-bottom: 50px;
}

.adv_list {
  display: flex;
  justify-content: space-between;
  gap: 30px;
}

.adv_item {
  flex: 1;
  position: relative;
  height: 400px;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  transition: all 1s ease;
}

.adv_item_img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.adv_item_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s ease;
}

.adv_item_overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transition: background 1s ease;
}

.adv_item_text {
  position: absolute;
  bottom: 30px;
  left: 30px;
  right: 30px;
  z-index: 2;
}

.adv_item_title {
  font-family: DM_Sans_bold;
  font-weight: 700;
  font-size: 30px;
  color: #FFFFFF;
  line-height: 39px;
  text-align: center;
  margin-bottom: 0;
  transition: all 0.4s ease;
}

.adv_item_desc {
  font-family: DM_Sans_regular;
  font-weight: 400;
  font-size: 18px;
  color: #FFFFFF;
  line-height: 31px;
  text-align: left;
  margin-top: 15px;
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: all 0.4s ease;
}

/* Active state - hovered item */
.adv_item_act {
  flex: 2;
}

.adv_item_act .adv_item_img img {
  transform: scale(1.05);
}

.adv_item_act .adv_item_title {
  text-align: left;
}

.adv_item_act .adv_item_desc {
  opacity: 1;
  max-height: 200px;
}

/* Responsive */
@media screen and (max-width: 1024px) {
  .adv_list {
    flex-direction: column;
    gap: 20px;
  }

  .adv_item,
  .adv_item_act {
    flex: 1;
    height: 300px;
  }
}

@media screen and (max-width: 768px) {
  .about_us_hero_container {
    width: 94%;
  }

  .about_us {
    padding: 50px 0;
  }

  .about_container {
    flex-direction: column;
    align-items: stretch;
    gap: 30px;
  }

  .about_text {
    width: 100%;
    padding-right: 0;
  }

  .about_text h2 {
    font-size: 34px;
    line-height: 48px;
  }

  .about_text p {
    font-size: 15px;
    line-height: 26px;
  }

  .about_image {
    width: 100%;
  }

  .about_decoration {
    display: none;
  }

  .counters {
    flex-wrap: wrap;
    padding: 40px 20px;
    gap: 30px 0;
  }

  .counter_item {
    flex: 1 1 40%;
  }

  .counter_value {
    font-size: 44px;
    line-height: 52px;
  }

  .counter_unit {
    font-size: 20px;
    line-height: 26px;
  }

  .counter_label {
    font-size: 15px;
  }

  .adv_section {
    padding: 60px 0;
  }

  .adv_title {
    font-size: 28px;
    line-height: 36px;
  }

  .adv_item,
  .adv_item_act {
    height: 280px;
  }

  .adv_item_title {
    font-size: 24px;
    line-height: 31px;
  }

  .adv_item_desc {
    font-size: 16px;
    line-height: 26px;
  }
}

/* Our Certification Section */
.cert_section {
  width: 100%;
  padding: 80px 0 40px 0;
  background-color: #ffffff;
}

.cert_container {
  max-width: 1400px;
  width: 90%;
  margin: 0 auto;
}

.cert_header {
  margin-bottom: 50px;
}

.cert_subtitle {
  font-family: DM_Sans_medium;
  font-weight: 500;
  font-size: 18px;
  color: #06ADA9;
  line-height: 26px;
  text-align: left;
  margin-bottom: 10px;
}

.cert_title_wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.cert_title {
  font-family: DM_Sans_bold;
  font-weight: 700;
  font-size: 36px;
  color: #333333;
  line-height: 78px;
  text-align: left;
  margin: 0;
}

.cert_arrows {
  display: flex;
  gap: 10px;
}

.cert_prev,
.cert_next {
  width: 50px;
  height: 50px;
  border: none;
  border-radius: 50%;
  background: #06ADA9;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.cert_prev:hover,
.cert_next:hover {
  background: #059693;
  transform: scale(1.05);
}

.cert_prev img,
.cert_next img {
  width: 24px;
  height: 24px;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.cert_prev img {
  transform: scaleX(-1);
}

.cert_desc {
  font-family: DM_Sans_regular;
  font-weight: 400;
  font-size: 16px;
  color: #666666;
  line-height: 30px;
  text-align: left;
  max-width: 985px;
}

/* Certification Swiper */
.cert_swiper {
  width: 100%;
  padding: 20px 0 0 0;
}

.cert_swiper .swiper-slide {
  width: 280px;
  height: 380px;
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.4s ease;
}

.cert_swiper .swiper-slide:hover {
  transform: translateY(-5px);
}

.cert_card {
  width: 100%;
  height: 100%;
  background: #f5f5f5;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: box-shadow 0.4s ease;
}

.cert_card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.cert_card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.cert_card:hover img {
  transform: scale(1.03);
}

/* Responsive */
@media screen and (max-width: 1024px) {
  .cert_swiper .swiper-slide {
    width: 240px;
    height: 340px;
  }
}

@media screen and (max-width: 768px) {
  .cert_section {
    padding: 60px 0;
  }

  .cert_title {
    font-size: 28px;
    line-height: 56px;
  }

  .cert_title_wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  .cert_arrows {
    align-self: flex-end;
  }

  .cert_prev,
  .cert_next {
    width: 44px;
    height: 44px;
  }

  .cert_swiper .swiper-slide {
    width: 220px;
    height: 320px;
  }
}

@media screen and (max-width: 480px) {
  .about_us {
    padding: 40px 0;
  }

  .about_container {
    width: 94%;
    padding: 0 10px;
  }

  .about_text h2 {
    font-size: 24px;
    line-height: 36px;
  }

  .about_text p {
    font-size: 14px;
    line-height: 24px;
  }

  .about_decoration {
    display: none;
  }

  .counters {
    padding: 30px 15px;
    flex-direction: column;
    gap: 25px;
  }

  .counter_value {
    font-size: 36px;
  }

  .counter_unit {
    font-size: 18px;
  }

  .counter_label {
    font-size: 14px;
  }

  .adv_section {
    padding: 40px 0;
  }

  .adv_title {
    font-size: 22px;
    line-height: 32px;
  }

  .adv_item,
  .adv_item_act {
    height: 220px;
  }

  .adv_item_title {
    font-size: 18px;
    line-height: 24px;
  }

  .adv_item_desc {
    font-size: 14px;
    line-height: 22px;
  }

  .cert_section {
    padding: 40px 0;
  }

  .cert_title {
    font-size: 22px;
    line-height: 40px;
  }

  .cert_swiper .swiper-slide {
    width: 180px;
    height: 260px;
  }

  .cert_prev,
  .cert_next {
    width: 40px;
    height: 40px;
  }
}