.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}
.banner {
  padding: 90px 40px 60px;
  width: 100%;
}
.banner-title {
  font-family: Plus Jakarta Sans;
  font-weight: bold;
  font-size: 44px;
  text-align: center;
  margin-bottom: 10px;
}
.banner-desc {
  font-size: 18px;
  line-height: 2;
  text-align: center;
}
.blog-container {
  padding: 0 40px 100px;
  width: 100%;
}
.blog-container .container {
  display: flex;
  flex-flow: row nowrap;
  align-items: flex-start;
  gap: 64px;
}
.blog-container .category {
  position: sticky;
  top: 100px;
  width: 280px;
  flex-shrink: 0;
}
.blog-container .category-search {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  height: 40px;
  border: 1px solid #ebedf0;
  border-radius: 8px;
  padding: 0 12px;
  transition: all 300ms;
  margin-bottom: 20px;
}
.blog-container .category-search .search-input {
  flex: 1;
  height: 100%;
  font-size: 16px;
  color: #0b1639;
}
.blog-container .category-search .search-input::placeholder {
  color: #757575;
}
.blog-container .category-search .icon-search {
  width: 14px;
  height: 14px;
  background-image: url(../img/icon-search.svg);
  background-size: 100% 100%;
}
.blog-container .category-search .icon-close {
  position: relative;
  width: 18px;
  height: 18px;
  background-image: url(../img/icon-close.svg);
  background-size: 100% 100%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 300ms;
}
.blog-container .category-search .icon-close::before {
  content: '';
  position: absolute;
  top: 50%;
  left: -10px;
  transform: translateY(-50%);
  width: 1px;
  height: 18px;
  background-color: #ebedf0;
}
.blog-container .category-search .icon-close.active {
  opacity: 1;
  visibility: visible;
}
.blog-container .category-search:has(.search-input:focus) {
  border-color: #007bff;
}
.blog-container .category-title {
  width: 100%;
  font-size: 16px;
  font-weight: bold;
  color: #0b1639;
  margin-bottom: 20px;
}
.blog-container .category-current {
  display: none;
}
.blog-container .category-content a {
  box-sizing: border-box;
  display: flex;
  width: 100%;
  padding: 12px;
  border-radius: 8px;
  font-size: 14px;
  color: #46505c;
  margin-bottom: 5px;
}
.blog-container .category-content a:hover {
  background-color: #f2f2f287;
}
.blog-container .category-content a.active {
  background-color: #ebebeb;
}
.blog-container .content {
  flex: 1;
}
.blog-container .init-content.hidden {
  display: none;
}
.blog-container .content-cover {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
  border: 1px solid #ebedf0;
  background-color: #fff;
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 64px;
  transition: all 300ms;
}
.blog-container .content-cover .cover-img {
  display: block;
  width: 50%;
  height: 100%;
  object-fit: cover;
}
.blog-container .content-cover .cover-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  flex: 1;
  padding-right: 20px;
}
.blog-container .content-cover .cover-tags {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}
.blog-container .content-cover .cover-tag {
  background-color: #f5f7ff;
  padding: 6px 12px;
  font-size: 16px;
  font-style: normal;
  color: #3164ff;
  border-radius: 6px;
}
.blog-container .content-cover .cover-title {
  font-weight: bold;
  font-size: 24px;
  line-height: 1.6;
  font-style: normal;
  color: #05080d;
}
.blog-container .content-cover:hover {
  transform: scale(1.02);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}
.blog-container .content-list {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  row-gap: 28px;
  column-gap: 24px;
}
.blog-container .content-list.search-list {
  display: none;
}
.blog-container .content-item {
  width: 100%;
  border: 1px solid #ebedf0;
  border-radius: 16px;
  overflow: hidden;
  background-color: #fff;
  transition: all 300ms;
  display: flex;
  flex-direction: column;
}
.blog-container .content-item .item-img {
  display: block;
  width: 100%;
  height: auto;
}
.blog-container .content-item .item-info {
  flex: 1;
  gap: 14px;
  display: grid;
  grid-template-rows: 1fr auto;
  padding: 18px;
}
.blog-container .content-item .item-tags {
  display: flex;
  flex-flow: row wrap;
  align-items: flex-start;
  justify-content: flex-start;
  align-content: flex-start;
  gap: 6px;
}
.blog-container .content-item .item-tag {
  background-color: #f5f7ff;
  padding: 4px;
  font-size: 12px;
  font-style: normal;
  color: #3164ff;
  border-radius: 4px;
}
.blog-container .content-item .item-title {
  font-size: 16px;
  line-height: 1.6;
  font-style: normal;
  color: #05080d;
}
.blog-container .content-item.subscribe {
  padding: 20px 24px;
}
.blog-container .content-item.subscribe .subscribe-icon {
  display: block;
  width: 55px;
  height: 55px;
  margin-bottom: 16px;
}
.blog-container .content-item.subscribe .subscribe-title {
  font-weight: bold;
  font-size: 20px;
  margin-bottom: 26px;
}
.blog-container .content-item.subscribe .subscribe-email {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.blog-container .content-item.subscribe .subscribe-email.hidden {
  display: none;
}
.blog-container .content-item.subscribe .subscribe-input-wrap {
  display: flex;
  align-items: center;
  width: 100%;
  height: 40px;
  border: 1px solid #46505c;
  border-radius: 10px;
  padding: 0 16px;
}
.blog-container .content-item.subscribe .subscribe-input-wrap:has(.subscribe-input:focus) {
  border-color: #007bff;
}
.blog-container .content-item.subscribe .subscribe-input {
  flex: 1;
  height: 100%;
}
.blog-container .content-item.subscribe .subscribe-warn {
  display: none;
  width: 18px;
  height: 18px;
}
.blog-container .content-item.subscribe .subscribe-warn.active {
  display: block;
}
.blog-container .content-item.subscribe .subscribe-btn {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 100%;
  height: 40px;
  border-radius: 10px;
  background-color: #308af0;
  font-weight: bold;
  font-size: 16px;
  color: #fff;
  opacity: 0.5;
  cursor: pointer;
}
.blog-container .content-item.subscribe .subscribe-btn::after {
  content: '';
  width: 19px;
  height: 18px;
  background-image: url(../img/icon-subscribe-arrow.svg);
  background-size: 100% 100%;
}
.blog-container .content-item.subscribe .subscribe-btn.is-loading::after {
  background-image: url(../img/icon-subscribe-loading.svg);
  animation: loading 1s linear infinite;
  background-size: 100% 100%;
}
@keyframes loading {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
.blog-container .content-item.subscribe .subscribe-btn.is-subscribe {
  opacity: 1;
}
.blog-container .content-item.subscribe .subscribe-btn.is-subscribe:hover {
  background-color: #0b6cda;
}
.blog-container .content-item.subscribe .subscribe-success {
  display: none;
  background: rgba(42, 209, 148, 0.05);
  border: 1px solid #2ad194;
  border-radius: 8px;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 12px;
  font-size: 16px;
  line-height: 1.6;
  color: #05080d;
}
.blog-container .content-item.subscribe .subscribe-success.active {
  display: flex;
}
.blog-container .content-item.subscribe .subscribe-fail {
  display: none;
  background: #fcf1f0;
  border: 1px solid #bf443d;
  border-radius: 8px;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 12px;
  font-size: 16px;
  line-height: 1.6;
  color: #05080d;
}
.blog-container .content-item.subscribe .subscribe-fail.active {
  display: flex;
}
.blog-container .content-item:not(.blog-container .content-item.subscribe):hover {
  transform: scale(1.02);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}
.blog-container .content-item.hidden {
    display: none;
}
.blog-container .search-error {
  display: none;
  width: 100%;
  height: 100%;
  justify-content: center;
  align-items: center;
  gap: 10px;
  font-weight: bold;
  font-size: 16px;
  line-height: 1.6;
  color: #b0b7bf;
  padding-top: 250px;
}
.blog-container .search-error.active {
  display: flex;
}
.blog-container .load-more {
  display: flex;
  justify-content: center;
  align-items: center;
  /*width: 115px;*/
  height: 44px;
  font-weight: bold;
  font-size: 16px;
  color: #308af0;
  background-color: #fff;
  cursor: pointer;
  margin: 100px auto 0;
  border-radius: 30px;
  transition: all 300ms;
}
.blog-container .load-more:hover {
  color: #fff;
  background-color: #308af0;
}
.blog-container .load-more.hidden {
  display: none;
}
@media (max-width: 1200px) {
  .container {
    max-width: 1180px;
  }
  .banner {
    padding: 70px 40px 40px;
  }
  .banner-title {
    font-size: 36px;
  }
  .blog-container .content-cover .cover-img {
    width: 45%;
  }
  .blog-container .content-cover .cover-tag {
    padding: 4px 8px;
    font-size: 12px;
  }
  .blog-container .content-cover .cover-title {
    font-size: 18px;
  }
  .blog-container .content-list {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 992px) {
  .container {
    max-width: 895px;
  }
  .banner {
    padding: 60px 40px 30px;
  }
  .blog-container .container {
    gap: 40px;
  }
  .blog-container .category {
    width: 200px;
  }
  .blog-container .content-cover .cover-img {
    width: 45%;
  }
  .blog-container .content-cover .cover-info {
    gap: 6px;
  }
  .blog-container .content-cover .cover-tag {
    padding: 4px 6px;
    font-size: 12px;
  }
  .blog-container .content-cover .cover-title {
    font-size: 14px;
  }
  .blog-container .content-item .item-info {
    padding: 14px;
  }
  .blog-container .content-item .item-tag {
    font-size: 12px;
  }
  .blog-container .content-item .item-title {
    font-size: 14px;
  }
  .blog-container .content-item.subscribe .subscribe-input {
    width: 100%;
  }
  .blog-container .content-item.subscribe .subscribe-warn {
    width: 14px;
    height: 14px;
  }
}
@media (max-width: 768px) {
  .container {
    max-width: 672px;
  }
  .banner {
    padding: 50px 40px 20px;
  }
  .blog-container {
    padding: 0 40px;
    width: 100%;
  }
  .blog-container .container {
    display: flex;
    flex-flow: column wrap;
    gap: 32px;
  }
  .blog-container .category {
    position: relative;
    top: 0;
    flex: unset;
    width: 100%;
  }
  .blog-container .category-current {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 40px;
    border: 1px solid #ebedf0;
    border-radius: 8px;
    padding: 0 12px;
    margin-bottom: 16px;
    cursor: pointer;
    transition: all 300ms;
    font-size: 14px;
    color: #46505c;
  }
  .blog-container .category-current::after {
    content: '';
    width: 7px;
    height: 12px;
    background-image: url(../img/icon-category-arrow.svg);
    background-size: 100% 100%;
    transition: all 300ms;
  }
  .blog-container .category-current.active::after {
    transform: rotate(90deg);
  }
  .blog-container .category-content {
    display: none;
    position: absolute;
    z-index: 99;
    width: 100%;
    background-color: #fff;
    box-shadow: 0 13px 24px 0 rgba(26, 57, 71, 0.08), 0 8px 41px 0 rgba(15, 31, 38, 0.02);
    border-radius: 8px;
  }
  .blog-container .content {
    flex: unset;
    width: 100%;
  }
}
@media (max-width: 576px) {
  html {
    font-size: calc(100vw / 375);
  }
  .container {
    width: 100%;
    max-width: unset;
  }
  .banner {
    padding: 60rem 20rem 30rem;
    width: 100%;
  }
  .banner-title {
    font-size: 44rem;
  }
  .banner-desc {
    font-size: 18rem;
  }
  .blog-container {
    padding: 0 20rem 100rem;
  }
  .blog-container .container {
    flex-direction: column;
    gap: 32rem;
  }
  .blog-container .category {
    position: relative;
    top: 0;
    flex: unset;
    width: 100%;
  }
  .blog-container .category-search {
    gap: 10rem;
    height: 40rem;
    border: 1rem solid #ebedf0;
    border-radius: 8rem;
    padding: 0 12rem;
    margin-bottom: 20rem;
  }
  .blog-container .category-search .search-input {
    flex: 1;
    height: 100%;
    font-size: 16rem;
  }
  .blog-container .category-search .icon-search {
    width: 14rem;
    height: 14rem;
  }
  .blog-container .category-search .icon-close {
    width: 18rem;
    height: 18rem;
  }
  .blog-container .category-search .icon-close::before {
    left: -10rem;
    width: 1rem;
    height: 18rem;
  }
  .blog-container .category-title {
    font-size: 16rem;
    margin-bottom: 20rem;
  }
  .blog-container .category-current {
    height: 40rem;
    border: 1rem solid #ebedf0;
    border-radius: 8rem;
    padding: 0 12rem;
    margin-bottom: 16rem;
    font-size: 14rem;
  }
  .blog-container .category-current::after {
    width: 7rem;
    height: 12rem;
  }
  .blog-container .category-content {
    box-shadow: 0 13rem 24rem 0 rgba(26, 57, 71, 0.08), 0 8px 41px 0 rgba(15, 31, 38, 0.02);
    border-radius: 8rem;
  }
  .blog-container .category-content a {
    padding: 10rem 12rem;
    border-radius: 8rem;
    font-size: 14rem;
    margin-bottom: 5rem;
  }
  .blog-container .content-cover {
    flex-direction: column;
    width: 100%;
    gap: 0;
    border: 1rem solid #ebedf0;
    border-radius: 18rem;
    margin-bottom: 32rem;
  }
  .blog-container .content-cover .cover-img {
    width: 100%;
    height: auto;
  }
  .blog-container .content-cover .cover-info {
    padding: 28rem 20rem;
    gap: 12rem;
  }
  .blog-container .content-cover .cover-tags {
    gap: 8rem;
  }
  .blog-container .content-cover .cover-tag {
    padding: 4rem 8rem;
    font-size: 14rem;
    border-radius: 4rem;
  }
  .blog-container .content-cover .cover-title {
    font-size: 18rem;
  }
  .blog-container .content-cover:hover {
    box-shadow: 0 12rem 24rem rgba(0, 0, 0, 0.08);
  }
  .blog-container .content-list {
    width: 100%;
    grid-template-columns: repeat(1, 1fr);
    row-gap: 28rem;
    column-gap: 24rem;
  }
  .blog-container .content-item {
    border: 1rem solid #ebedf0;
    border-radius: 18rem;
  }
  .blog-container .content-item .item-info {
    grid-template-rows: 1fr auto;
    padding: 28rem 20rem;
  }
  .blog-container .content-item .item-tags {
    gap: 6rem;
  }
  .blog-container .content-item .item-tag {
    padding: 4rem 8rem;
    font-size: 14rem;
    border-radius: 4rem;
  }
  .blog-container .content-item .item-title {
    font-size: 18rem;
  }
  .blog-container .content-item.subscribe {
    padding: 60rem 20rem 40rem;
  }
  .blog-container .content-item.subscribe .subscribe-icon {
    width: 55rem;
    height: 55rem;
    margin-bottom: 16rem;
  }
  .blog-container .content-item.subscribe .subscribe-title {
    font-size: 20rem;
    margin-bottom: 26rem;
  }
  .blog-container .content-item.subscribe .subscribe-email {
    gap: 12rem;
  }
  .blog-container .content-item.subscribe .subscribe-input-wrap {
    height: 40rem;
    border: 1rem solid #46505c;
    border-radius: 10rem;
    padding: 0 16rem;
  }
  .blog-container .content-item.subscribe .subscribe-warn {
    width: 18rem;
    height: 18rem;
  }
  .blog-container .content-item.subscribe .subscribe-btn {
    gap: 5rem;
    height: 40rem;
    border-radius: 10rem;
    font-size: 16rem;
  }
  .blog-container .content-item.subscribe .subscribe-btn::after {
    width: 19rem;
    height: 18rem;
  }
  .blog-container .content-item.subscribe .subscribe-success {
    border: 1rem solid #2ad194;
    border-radius: 8rem;
    gap: 8rem;
    padding: 8rem 12rem;
    font-size: 16rem;
  }
  .blog-container .content-item.subscribe .subscribe-fail {
    border: 1rem solid #bf443d;
    border-radius: 8rem;
    gap: 8rem;
    padding: 8rem 12rem;
    font-size: 16rem;
  }
  .blog-container .content-item:not(.blog-container .content-item.subscribe):hover {
    box-shadow: 0 12rem 24rem rgba(0, 0, 0, 0.08);
  }
  .blog-container .search-error {
    gap: 10rem;
    font-size: 16rem;
    padding-top: 250rem;
  }
  .blog-container .load-more {
    /*width: 115rem;*/
    height: 44rem;
    font-size: 16rem;
    margin: 100rem auto 0;
    border-radius: 30rem;
  }
}
.blog-container .category-search .search-input {
    flex: 1;
    height: 100%;
    font-size: 16px;
    color: #0b1639;
    padding: 0 !important;
    border: unset !important;
    margin-bottom: 0 !important;
}
.blog-container .category-search .search-input:focus {
    border: unset !important;
}
.subscribe .subscribe-input:focus {
    border: unset !important;
    outline: none !important;
}
.blog-container .content-cover.hidden {
    display: none;
}
.subscribe #subscribeForm .subscribe-input{
    margin-bottom:unset;
}
.search-content{
    padding-top: 20%;
}
.subscribe .email-hint {
    color: red;
    font-size: 0.9em;
    margin-top: 5px;
    display: none;
    padding: 5px 0;
}
/* Tip box style */
#subscribeForm .tooltip {
    position: absolute;
    background-color: #333;
    color: white;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 14px;
    z-index: 1000;
    pointer-events: none; /* Allow mouse events to penetrate the prompt box */
    opacity: 0;
    transition: opacity 0.3s;
    white-space: nowrap; /* Prevent text line breaks */
}

/* Optional: Add a small triangular arrow */
#subscribeForm .tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: #333 transparent transparent transparent;
}