* {
  box-sizing: border-box;
}

:root {
  --font-heading: "Sen", sans-serif;
  --primary: #ffb900;
}

html {
  font-size: 62.5%;
}

body {
  font-size: 1.6rem;
  font-family: "Poppins", sans-serif;
}

html,
body {
  scroll-behavior: smooth;
}

/* ===================Common=================== */

.main-content {
  width: 1170px;
  margin-left: auto;
  margin-right: auto;
  max-width: calc(100% - 48px);
}

a {
  text-decoration: none;
}

.btn {
  display: inline-block;
  line-height: 50px;
  border-radius: 999px;
  background: #171100;
  padding: 0px 16px;
  min-width: 118px;
  color: #fff;
  text-align: center;
  font-size: 1.4rem;
  font-weight: 600;
  cursor: pointer;
}

.btn:hover {
  opacity: 0.9;
}

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

.break-all {
  word-break: break-word;
}

/* ===================Header=================== */
.header {
  background: #fffcf4;
}

.header.fixed {
  position: sticky;
  top: -28px;
  z-index: 1;
}

.header .body {
  display: flex;
  align-items: center;
  padding: 36px 0px 8px;
}

.header .nav {
  margin-left: auto;
}

.header .nav ul {
  display: flex;
}

.nav a {
  color: #5f5b53;
  font-size: 1.6rem;
  padding: 8px 21px;
}

.nav a:hover {
  color: #171100;
  text-shadow: 1px 0px 0px currentColor;
}

.header .action-btn {
  min-width: 144px;
  font-size: 1.6rem;
  margin-left: 49px;
}

/* ===================Hero=================== */
.hero {
  padding: 56px 0px 65px;
  background: #fffcf4;
}

.hero .body {
  display: flex;
}

.hero .media-block {
  width: 48%;
  position: relative;
}

.hero .content-block {
  width: 52%;
  padding: 64px 0px 0px 130px;
}

.hero .media-block .img {
  width: 470px;
  height: 685px;
  object-fit: cover;
  border-radius: 20px;
  vertical-align: bottom;
}

.hero .hero-summary {
  position: absolute;
  bottom: 48px;
  right: 0;
  width: 270px;
  padding: 24px;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0px 16px 32px 0px rgba(0, 0, 0, 0.05);
}

.hero .hero-summary .item {
  display: flex;
  align-items: center;
}

.hero .hero-summary .item:not(:first-child) {
  margin-top: 14px;
}

.hero .hero-summary .item .icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero .hero-summary .item .icon-1 {
  background-color: #fff9e8;
}

.hero .hero-summary .item .icon-2 {
  background-color: #fcefff;
}

.hero .hero-summary .item .icon-3 {
  background-color: #ebeaff;
}

.hero .hero-summary .item .info {
  margin-left: 16px;
}

.hero .hero-summary .item .info .label {
  color: #5f5b53;
  font-size: 1.4rem;
  line-height: 1.85714;
}

.hero .hero-summary .item .info .title {
  color: #171100;
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1.66667;
}

.hero .content-block .heading {
  color: #171100;
  font-family: var(--font-heading);
  font-size: 5.8rem;
  font-weight: 700;
  line-height: 1.17241;
  letter-spacing: -1.16px;
}

.hero .content-block .desc {
  margin: 22px 0px 38px;
  color: #5f5b53;
  font-size: 1.8rem;
  line-height: 1.66667;
}

.hero .content-block .desc:nth-of-type(2) {
  margin-top: 48px;
  margin-bottom: 0px;
}

.hero .content-block .cta-group {
  display: flex;
}

.hero .content-block .cta-group .btn {
  min-width: 180px;
  padding: 7px 16px;
  font-size: 1.8rem;
  background: var(--primary);
}

.hero .content-block .cta-group .watch-video {
  display: flex;
  align-items: center;
  margin-left: 28px;
  border: none;
  background-color: transparent;
  cursor: pointer;
}

.hero .content-block .cta-group .watch-video .icon {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #fff;
  box-shadow: 0px 8px 16px rgba(0, 0, 0, 0.07);
}

.hero .content-block .cta-group .watch-video span {
  margin-left: 14px;
  color: #171100;
  font-size: 1.8rem;
  font-weight: 600;
}

.hero .content-block .stats {
  margin-top: 8px;
}

.hero .content-block .stats strong {
  padding-right: 8px;
  color: #171100;
  font-family: var(--font-heading);
  font-size: 4.4rem;
  font-weight: 700;
  line-height: 1.22727;
}

.hero .content-block .stats strong:not(:first-child) {
  padding-left: 28px;
}

/* ===================Popular=================== */
.popular {
  margin-top: 135px;
  padding: 65px 0px;
}

.popular .popular-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.popular .popular-top .info {
  width: 39%;
}

.popular .popular-top .info .heading {
  color: #171100;
  font-family: var(--font-heading);
  font-size: 3.8rem;
  font-weight: 700;
  line-height: 1.26316;
  letter-spacing: -0.76px;
}

.popular .popular-top .info .desc {
  margin-top: 16px;
  color: #5f5b53;
  font-size: 1.8rem;
  line-height: 1.66667;
}

.popular .popular-top .control {
  display: flex;
  gap: 18px;
}

.popular .popular-top .control .control-btn {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 50%;
  background-color: transparent;
}

.popular .popular-top .control .control-btn:hover {
  color: #fff;
  background-color: var(--primary);
  cursor: pointer;
}

.popular .course-list {
  margin-top: 55px;
  display: flex;
  gap: 30px;
}

.popular .course-list .course-item {
  flex: 1;
  border: 1px solid #e2dfda;
  background-color: #fff;
  border-radius: 12px;
}

.popular .course-list .course-item:hover {
  border-color: transparent;
  box-shadow: 0px 18px 36px 0px rgba(0, 0, 0, 0.05);
}

.popular .course-list .course-item .thumb {
  margin: -1px;
  width: calc(100% + 2px);
  height: 278px;
  object-fit: cover;
  border-radius: 12px 12px 0px 0px;
}

.popular .course-list .course-item .info {
  padding: 16px 22px 22px;
}

.popular .course-list .course-item .info .head,
.popular .course-list .course-item .info .rating,
.popular .course-list .course-item .info .foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.popular .course-list .course-item .info .title a {
  padding-right: 6px;
  color: #171100;
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1.66667;
}

.popular .course-list .course-item .info .value {
  margin-left: 6px;
  color: #fea31b;
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1.75;
}

.popular .course-list .course-item .info .desc {
  --line-clamp: 3;
  margin-top: 6px;

  color: #5f5b53;
  font-size: 1.4rem;
  line-height: 1.85714;
}

.popular .course-list .course-item .info .foot {
  margin-top: 12px;
}

.popular .course-list .course-item .info .price {
  color: #171100;
  font-size: 1.8rem;
  font-weight: 600;
}

.popular .course-list .course-item .info .book-btn {
  border: none;
}

.popular .course-list .course-item .info .book-btn:hover {
  background-color: var(--primary);
}

/* ===================Feedback=================== */
.feedback {
  margin-top: 135px;
  padding: 96px 0px;
  background: #2e2100;
}

.feedback .feedback-list {
  display: flex;
  overflow: hidden;
}

.feedback .feedback-item {
  display: flex;
  width: 100%;
  flex-shrink: 0;
}

.feedback .feedback-item .info .avatar {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 50%;
}

.feedback .feedback-item .info .title {
  margin-top: 18px;
  color: #f7f7f7;
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.41667;
}

.feedback .feedback-item .info .desc {
  margin-top: 4px;
  color: #bfbcb2;
  font-size: 1.4rem;
  line-height: 1.85714;
}

.feedback .feedback-item .info .dots {
  display: flex;
  margin-top: 28px;
}

.feedback .feedback-item .info .dot {
  margin-right: 6px;
  width: 6px;
  height: 6px;
  background-color: #634700;
  border-radius: 50%;
}

.feedback .feedback-item .info .dot:not(.active) {
  cursor: pointer;
}

.feedback .feedback-item .info .active {
  background-color: var(--primary);
}

.feedback .feedback-item .content {
  width: 66%;
  margin-left: auto;
}

.feedback .feedback-item .content blockquote {
  margin-left: 30px;
  color: #fff;
  font-size: 2.6rem;
  font-style: italic;
  line-height: 1.53846;
}

/* ===================Feature=================== */
.feature {
  margin-top: 135px;
  padding: 65px 0px;
}

.feature .body {
  display: flex;
  justify-content: space-between;
}

.feature .body .image {
  display: flex;
  gap: 0px 30px;
}

.feature .body .image .lower {
  margin-top: 34px;
}

.feature .body .image img {
  width: 270px;
  height: 405px;
  object-fit: cover;
  border-radius: 16px;
}

.feature .body .content {
  width: 40.1%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.feature .body .content .heading {
  color: #171100;
  font-family: var(--font-heading);
  font-size: 3.8rem;
  font-weight: 700;
  line-height: 1.26316;
  letter-spacing: -0.76px;
}

.feature .body .content .desc {
  margin-top: 16px;
  color: #5f5b53;
  font-size: 1.6rem;
  line-height: 1.75;
}

.feature .body .content .feature-btn {
  margin-top: 32px;
  min-width: 137px;
  background-color: var(--primary);
  font-size: 1.6rem;
}

.feature-2nd {
  margin-top: 70px;
}

.feature-2nd .body .content {
  width: 48.7%;
}

.feature-2nd .body .image img {
  width: 470px;
  height: 440px;
  border-radius: 20px;
}

/* ===================Blog=================== */
.blog {
  margin-top: 135px;
  padding: 96px 0px;
  background: #fffcf4;
}

.blog .blog-top {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.blog .blog-top .heading {
  color: #130606;
  font-family: var(--font-heading);
  font-size: 3.8rem;
  font-weight: 700;
  line-height: 1.26316;
  letter-spacing: -0.76px;
}

.blog .blog-top .desc {
  margin-top: 16px;
  width: 38.29%;
  color: #696262;
  text-align: center;
  font-size: 1.6rem;
  line-height: 1.75;
}

.blog .blog-list {
  margin-top: 55px;
  padding-bottom: 38px;
  display: flex;
  gap: 0px 30px;
  overflow: hidden;
}

.blog .item {
  flex-shrink: 0;
  width: calc(33.33% - 20px);
  border-radius: 16px;
  background-color: #fff;
}

.blog .item:hover {
  box-shadow: 0px 16px 32px 0px rgba(0, 0, 0, 0.05);
}

.blog .item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 16px 16px 0px 0px;
}

.blog .item .info {
  padding: 20px 20px 28px;
}

.blog .item .info .date {
  padding-bottom: 12px;
  position: relative;
  display: inline-flex;
  align-items: center;
  color: #5f5b53;
  font-size: 1.4rem;
  line-height: 1.85714;
}

.blog .item .info .date::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--primary);
  margin-right: 4px;
}

.blog .item .info .date::after {
  position: absolute;
  left: 0;
  bottom: 0;
  content: "";
  display: inline-block;
  height: 1px;
  width: calc(100% + 27px);
  border-radius: 999px;
  background: #e2dfda;
}

.blog .item .info .title {
  margin-top: 12px;
}

.blog .item .info .title a {
  color: #171100;
  font-size: 1.6rem;
  font-weight: 600;
  line-height: 1.75;
}

.blog .item .info .blog-btn {
  margin-top: 12px;
}

.blog .item .info .blog-btn:hover {
  background-color: var(--primary);
}

.blog .dots {
  display: flex;
  justify-content: center;
  gap: 6px;
}

.blog .dots .dot {
  width: 6px;
  height: 6px;
  background-color: #5f5b53;
  border-radius: 50%;
}

.blog .dots .active {
  background-color: var(--primary);
}

.blog .dots .dot:not(.active) {
  cursor: pointer;
}

/* ===================Footer=================== */
.footer {
  padding: 96px 0px 28px;
  background: #2e2100;
}

.footer .row {
  display: flex;
}

.footer .row .column:nth-child(1) {
  width: 35.2%;
}

.footer .row .column:nth-child(2) {
  width: 22.2%;
}

.footer .row .column:nth-child(3) {
  width: 22.8%;
}

.footer .row .column:nth-child(4) {
  width: 19.8%;
}

.footer .row .column:nth-child(1) .desc {
  margin-top: 18px;
  max-width: 64.8%;
  color: #bfbcb2;
  font-size: 1.4rem;
  line-height: 1.85714;
}

.footer .row .column:nth-child(1) .social {
  margin-top: 18px;
  display: flex;
  gap: 18px;
}

.footer .row .column .heading {
  position: relative;
  padding-bottom: 14px;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.75;
}

.footer .row .column .heading::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  display: inline-block;
  width: 130px;
  height: 1px;
  background: #59554b;
}

.footer .row .column a {
  color: #bfbcb2;
  font-size: 1.4rem;
  line-height: 1.85714;
}

.footer .row .column a:hover {
  text-decoration: underline;
  opacity: 0.8;
}

.footer .row .column li:first-child {
  margin-top: 28px;
}

.footer .row .column li:not(:last-child) {
  margin-bottom: 12px;
}

.footer .row .column li strong {
  color: #fff;
  font-size: 1.4rem;
  font-weight: 600;
  line-height: 1.85714;
}

.footer .copyright {
  position: relative;
  padding-top: 67px;
  color: #807d74;
  text-align: center;
  font-size: 1.4rem;
  line-height: 1.85714;
}

.footer .copyright::before {
  content: "";
  position: absolute;
  left: 0;
  top: 38px;
  display: inline-block;
  width: 100%;
  height: 1px;
  background: #59554b;
}