:root {
  --primary-color: #0f1b4c;
}
* {
  box-sizing: border-box;
}
html,
body {
  scroll-behavior: smooth;
}

html {
  font-size: 62.5%;
}

body {
  font-size: 1.6rem;
  font-family: "Poppins", sans-serif;
}
/* common */
.content {
  width: 111rem;
  max-width: calc(100% - 4.8rem);
  margin: 0 auto;
}
a {
  text-decoration: none;
}

.btn {
  display: inline-block;
  min-width: 9.8rem;
  background: var(--primary-color);
  border-radius: 1.2rem;
  font-weight: 500;
  font-size: 1.4rem;
  text-align: center;
  color: #fff;
  padding: 1.8rem 1.6rem;
}

.btn:hover {
  opacity: 0.8;
}

.line-clamp {
  display: -webkit-box;
  -webkit-line-clamp: var(--line-clamp, 2);
  line-clamp: var(--line-clamp, 2);
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Header */

.fixed-header {
  background: #e6f0ff;
  padding-top: 26px;
  position: sticky;
  top: -26px;
  z-index: 1;
}

.navbar {
  display: flex;
  align-items: center;
  padding: 12px 0;
  /* padding-top: 3.8rem; */
}

.navbar ul {
  display: flex;
  margin-left: 3.8rem;
}

.navbar .action {
  margin-left: auto;
}

.navbar ul a {
  font-weight: 500;
  font-size: 1.4rem;
  color: #4f5361;
  padding: 0.8rem 1.4rem;
}

.navbar ul a:hover {
  color: var(--primary-color);
  text-decoration: underline;
}
.navbar .action-link {
  font-weight: 500;
  font-size: 1.4rem;
  color: #0f1b4c;
}

.navbar .action-btn {
  padding: 1.3rem 1.6rem;
  margin-left: 1.8rem;
  border-radius: 0.8rem;
}

/* Hero */
.hero-wrap {
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  background: #e6f0ff;
  height: calc(100vh - 90px);
}
.hero-wrap .info {
  width: 51%;
}

.hero-wrap .sub-title {
  font-weight: 500;
  font-size: 1.8rem;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: #687690;
}

.hero-wrap .title {
  margin-top: 0.8rem;
  font-weight: 700;
  font-size: 6.4rem;
  line-height: 1.1875;
  color: #000336;
}

.hero-wrap .desc {
  margin-top: 3rem;
  font-weight: 400;
  font-size: 1.8rem;
  line-height: 1.78;
  text-transform: capitalize;
  color: #5a6473;
}

.hero-wrap .hero-cta {
  min-width: 17rem;
  margin-top: 4rem;
}

.hero-wrap .info-img {
  position: absolute;
  bottom: 0;

  /* dùng giá trị 100vw - kích thước của content / kong cách của 2 bên margin - kong cách từ nút bottom tới chân của hình ảnh */
  right: calc((100vw - 111rem) / 2 - 10rem);
}

/* ------------------- Client ----------------- */

.client {
  padding: 43px 0 64px;
  margin-top: 79px;
}

.client .row {
  display: flex;
  justify-content: space-between;
}

.client .desc {
  font-weight: 500;
  font-size: 1.6rem;
  line-height: 1.25;
}

.client .row-desc {
  margin-top: 2.3rem;
}

.client .images {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 7rem;
}

.client .images a {
  display: flex;
  align-items: center;
  height: 90px;
  padding: 0 42px;

  border-radius: 12px;
}

.client .images a:hover {
  box-shadow: 0px 10px 20px rgba(0, 0, 0, 0.1);
}

/* ------------------- Guides ----------------- */

.guide {
  margin-top: 4rem;
  padding: 93px 0 79px;
}

.guide .sub-title {
  position: relative;
  font-weight: 600;
  font-size: 3.5rem;
  line-height: 1;
  text-align: center;
  color: #000339;
}

.guide .sub-title::before {
  content: "";
  display: inline-block;
  width: 4.1rem;
  height: 0.4rem;
  background: #000339;
  border-radius: 1.2rem;
  position: absolute;
  top: -1rem;
  left: 50%;
  transform: translateX(-50%);
}

.guide .desc {
  width: 45.9rem;
  max-width: 100%;
  margin: 2rem auto 0;
  font-weight: 400;
  font-size: 1.6rem;
  line-height: 1.88;
  text-align: center;
  color: #5a6473;
  /* margin-top: 2rem; */
}

/* -------------------List Guides ----------------- */

.list-guide {
  display: flex;
  justify-content: center;
  margin-top: 7rem;
}

.guide-item {
  margin: 0 7rem;
  text-align: center;
}

.guide-item .title {
  margin-top: 2.6rem;
  font-weight: 500;
  font-size: 2rem;
  line-height: 1.1;
  text-align: center;
  color: #3b3c45;
}

.guide-item .link {
  display: flex;
  align-items: center;
  margin-top: 1rem;
  font-weight: 600;
  font-size: 1.4rem;
  line-height: 2.1rem;
  text-align: center;
  color: #0689ff;
}

.guide-item .arrow {
  margin-left: 0.6rem;
}

.guide-cta {
  display: flex;
  justify-content: center;
  margin-top: 5rem;
}

.guide-cta .btn {
  min-width: 17rem;
}

/* -------------------Featured ----------------- */

.featured {
  margin-top: 4.1rem;
  padding: 11rem 0;
  background-color: #f5fafe;
}

.featured .sub-title {
  font-weight: 600;
  font-size: 3.5rem;
  line-height: 1;
  color: #000339;
}

.featured .row {
  display: flex;
  justify-content: space-between;
  margin-top: 1.5rem;
}

.featured .desc {
  font-weight: 400;
  font-size: 1.6rem;
  line-height: 1.88;
  color: #5a6473;
}

.featured .link {
  display: flex;
  align-items: center;
  font-weight: 600;
  font-size: 1.8rem;
  color: #0689ff;
}

.featured .link .arrow {
  margin-left: 8px;
}

.featured .list {
  display: flex;
  gap: 3rem;
  margin-top: 7rem;
  justify-content: space-between;
}
/* chỉnh kích thước của 3 thẻ con bằng nhau */
.featured .item {
  flex: 1;
  background-color: #fff;
  border-radius: 12px;
  /* overflow: hidden; */
}
.featured .item .thumb {
  width: 100%;
  height: 227px;
  /* canh kích thước theo tỷ lệ của chiều cao  */
  object-fit: cover;
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
}

.featured .item .body {
  padding: 17px 20px 24px;
}

.featured .item .title a {
  font-weight: 600;
  font-size: 2rem;
  line-height: 1.5;
  /* text-align: center; */
  color: #000339;
}

.featured .item .desc {
  margin-top: 11px;
  font-weight: 500;
  font-size: 1.4rem;
  line-height: 1.5;
  color: #a3a6ab;
}

.featured .item .info {
  display: flex;
  /* justify-content: space-evenly; */
  align-items: center;
  margin-top: 21px;
}
.featured .item .icon {
  margin-left: 35px;
}
.featured .item .icon:first-child {
  margin-left: 0px;
}

.featured .item .label {
  margin-left: 10px;
  font-weight: 500;
  font-size: 1.4rem;
  line-height: 1;
  text-align: center;
  letter-spacing: 0.01em;
  color: #4d4f52;
}

/* -------------------Stats ----------------- */

.stats {
  padding: 50px 0;
  margin-top: 75px;
}

.stats .content {
  width: 1048px;
}

.stats .row {
  display: flex;
}

.stats .img-block,
.stats .info {
  width: 50%;
}

.stats .info {
  padding: 79px 0 0 165px;
}
.stats .img-block {
  position: relative;
}
.stats .img-block .image {
  display: block;
  margin-left: auto;
  width: 400px;
  height: 460px;
  object-fit: cover;
  border-radius: 12px;
}

.stats .stats-trend {
  position: absolute;
  top: 0;
  left: 0;
  width: 239px;
  border-radius: 0px 0px 12px 12px;
  padding: 45px 22px 40px;
  background-color: #fff;
}

.stats-trend .value {
  font-weight: 700;
  font-size: 2.6rem;
  /* line-height: 1; */
  letter-spacing: 0.01em;
  color: #000339;
}
.stats-trend .icon {
  margin-left: auto;
}

.stats-trend .desc {
  margin-top: 8px;
  font-weight: 400;
  font-size: 1.2rem;
  line-height: 1.5;
  color: #a7a7a7;
}

.stats-trend .separate {
  margin-top: 25px;
  height: 1.2px;
  background-color: #e9e9e9;
}

.stats .avatar-block {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 14px;
  margin-top: 26px;
}

.stats .avatar-group {
  display: flex;
}

.stats .avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  object-fit: cover;
  border-radius: 50%;
  margin-left: -3px;
  font-weight: 450;
  font-size: 0.7rem;
  text-align: center;
  color: #fff;
  background-color: var(--bg-color, #1f3bb1);
}

.stats .avatar:first-child {
  margin-left: 0;
}

.stats .sub-title {
  position: relative;
  width: 269px;
  font-weight: 600;
  font-size: 3.5rem;
  line-height: 1.29;
  color: #000339;
}

.stats .sub-title::before {
  position: absolute;
  left: 0;
  top: -10px;
  content: "";
  display: block;
  width: 41px;
  height: 4px;
  background-color: #000339;
  border-radius: 12px;
}

.stats .info .desc {
  width: 309px;
  margin-top: 20px;
  font-weight: 400;
  font-size: 1.6rem;
  line-height: 1.88;
  color: #5a6473;
}

.stats .row-qty {
  justify-content: space-between;
  margin-top: 110px;
  padding: 0 32px;
}

.stats .qty {
  font-weight: 600;
  font-size: 6.4rem;
  color: #000;
}

.stats .qty-desc {
  margin-top: 24px;
  font-weight: 500;
  font-size: 1.8rem;
  line-height: 1.5;
  color: #7b8087;
}

/* -------------------Subscription ----------------- */

.subscription {
  margin-top: 90px;
}

.subscription .body {
  position: relative;
  display: flex;
  align-items: center;
  height: 370px;
  background-color: #063183;
  border-radius: 20px;
}

.subscription .info {
  width: 671px;
  max-width: 100%;
  padding: 0 80px;
}

.subscription .sub-title {
  font-weight: 600;
  font-size: 3.5rem;
  line-height: 1.5;
  color: #fff;
}

.subscription .desc {
  margin-top: 15px;
  font-weight: 400;
  font-size: 1.6rem;
  line-height: 1.88;
  color: #fff;
  opacity: 0.75;
}

.subscription .btn {
  margin-top: 20px;
  min-width: 151px;
  background: #fff;
  color: #002366;
}

.subscription .image {
  position: absolute;
  bottom: 0;
  right: 221px;
}

/* -------------------footer ----------------- */

.footer {
  margin-top: 55px;
  padding: 50px 0 58px;
  /* background-color: orange; */
}

.footer .row {
  display: flex;
}

.footer .row-top {
  gap: 185px;
}

.footer .heading {
  font-family: "lato", sans-serif;
  font-weight: 700;
  font-size: 2rem;
  color: #1c1c1d;
}
.footer .list,
.footer .desc {
  margin-top: 42px;
}

.footer .item {
  margin-top: 18px;
}

.footer .item a,
.footer .desc {
  font-weight: 400;
  font-size: 1.6rem;
  line-height: 1.5;
  color: #7a7a7e;
  white-space: nowrap;
}
.footer .desc {
  /* width: 257px; */
  white-space: wrap;
  line-height: 1.75;
}

.footer .social {
  display: flex;
  margin-top: 40px;

  /* background-color: #0689ff; */
}

.footer .social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 3px;
  background: #f9f9f9;
}
.footer .social-link + .social-link {
  margin-left: 16px;
}

.footer .social-link:hover {
  /* width: 38px;
  height: 38px; */
  background: #ebebeb;
}

.footer .row-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 81px;
}

.footer .copyright {
  font-weight: 400;
  font-size: 1.4rem;
  color: #c2c2c2;
  /* opacity: 0.7; */
}