/* Shared Detail Primitives */

.side-card,
.info-card,
.review-card {
  background: rgba(255, 250, 240, .72);
  border: 1px solid #dfc2ad;
  border-radius: 6px;
}

.side-card h3,
.info-card h3,
.review-card h3 {
  margin: 0 0 8px;
  font-size: var(--text-h4);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-h4);
}

.side-card p,
.info-card p,
.review-card p {
  margin: 0;
  color: var(--muted);
  font-size: var(--text-meta);
  line-height: var(--leading-meta);
}

.side-card hr {
  margin: 22px 0;
  border: 0;
  border-top: 1px solid #dfc5b3;
}

/* Detail Hero */

.detail-hero {
  padding: 36px 0 28px;
  background: #fbf5ea;
}

.course-detail-hero {
  position: relative;
  overflow: hidden;
  padding: 34px 0 36px;
  background: transparent;
}

.detail-hero .content {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 36px;
  align-items: center;
}

.course-detail-hero .content {
  grid-template-columns: minmax(320px, 1fr) minmax(0, 1.25fr);
}

.detail-copy h1,
.article-header h1 {
  margin: 10px 0;
  color: #2b211d;
  font-size: var(--text-h1);
  line-height: var(--leading-h1);
}

.detail-copy .rating,
.article-meta,
.share-row,
.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 0;
  color: var(--muted);
  font-size: var(--text-meta);
  line-height: var(--leading-meta);
}

.stars {
  display: inline-flex;
  gap: 2px;
  color: var(--gold);
  vertical-align: middle;
}

.share-row a {
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  color: var(--red);
  background: rgba(255, 250, 240, .72);
  border: 1px solid #dfc5b3;
  border-radius: 50%;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 18px 0;
}

.detail-media img,
.teacher-card img {
  width: 100%;
  object-fit: cover;
}

.course-detail-media {
  position: relative;
  overflow: hidden;
  margin: 0;
  background: #fff8ee;
  border: 1px solid #dfc5b3;
  border-radius: 10px;
  box-shadow: 0 16px 34px rgba(96, 43, 22, .12);
}

.course-detail-media img {
  display: block;
  aspect-ratio: 16 / 10;
}

.course-detail-media figcaption {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding: 12px 14px;
  color: #f8eadb;
  font-size: .78rem;
  line-height: 1.35;
  background: rgba(31, 29, 27, .92);
}

.course-detail-media figcaption span {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 6px;
}

.course-detail-copy {
  min-width: 0;
}

.course-detail-copy .head {
  margin-top: 8px;
}

.course-detail-copy h1 {
  text-transform: uppercase;
}

.course-detail-copy .price-row {
  align-items: center;
  gap: 14px;
}

.course-detail-copy .price-row strong {
  color: var(--red);
  font-family: var(--font-heading);
  font-size: 1.75rem;
}

.discount-badge {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  padding: 0 9px;
  color: var(--red);
  font-size: .78rem;
  font-weight: var(--weight-semibold);
  background: rgba(255, 250, 240, .78);
  border: 1px solid rgba(145, 28, 29, .34);
  border-radius: 4px;
}

.detail-trust-row {
  gap: 22px;
  margin-top: 18px;
}

/* Detail Layout */

.tabs-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  padding: 16px 24px 0;
  border-bottom: 1px solid #dfc2ad;
}

.tabs-line a {
  padding-bottom: 14px;
  color: var(--muted);
  font-size: var(--text-nav);
  line-height: var(--leading-button);
}

.tabs-line .active {
  color: var(--red);
  border-bottom: 2px solid var(--red);
}

.content-sidebar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 36px;
}

.detail-main,
.article-main {
  display: grid;
  gap: 28px;
}

.info-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  text-align: center;
}

.course-detail-content .container {
  background: rgba(255, 248, 238, .58);
  border: 1px solid #dfc5b3;
  border-radius: 8px;
}

.course-detail-content .content-sidebar {
  padding: 24px;
}

.detail-block {
  display: grid;
  gap: 16px;
}

.course-overview-copy {
  display: grid;
  gap: 12px;
  color: #4b3b32;
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.course-overview-copy p {
  margin: 0;
}

.course-benefit-row {
  gap: 22px;
  padding: 10px 0;
}

.course-benefit-row article {
  display: grid;
  justify-items: center;
  gap: 8px;
}

.course-benefit-row .icon-circle {
  width: 54px;
  height: 54px;
  color: var(--red);
  background: rgba(145, 28, 29, .04);
}

.course-benefit-row p {
  margin: 0;
  color: #3d312b;
  font-size: var(--text-meta);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-meta);
}

/* Course SEO Content */

.course-seo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.course-seo-grid article {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 12px;
  padding: 16px;
  background: rgba(255, 250, 240, .72);
  border: 1px solid #dfc5b3;
  border-radius: 8px;
}

.course-seo-grid .icon-circle {
  width: 48px;
  height: 48px;
  color: var(--red);
  background: rgba(145, 28, 29, .05);
}

.course-seo-grid h3 {
  margin: 0 0 6px;
  color: #2b211d;
  font-size: var(--text-h4);
  line-height: var(--leading-h4);
}

.course-seo-grid p,
.course-note-block p,
.course-faq-list p {
  margin: 0;
  color: #4b3b32;
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.course-note-block .note-box {
  display: grid;
  gap: 12px;
}

.course-faq-list {
  display: grid;
  gap: 10px;
}

.course-faq-list details {
  background: rgba(255, 250, 240, .72);
  border: 1px solid #dfc5b3;
  border-radius: 8px;
}

.course-faq-list summary {
  cursor: pointer;
  padding: 15px 18px;
  color: #2b211d;
  font-weight: var(--weight-semibold);
  line-height: var(--leading-body);
}

.course-faq-list details > div {
  display: grid;
  gap: 10px;
  padding: 0 18px 16px;
}

/* Curriculum */

.curriculum {
  overflow: hidden;
  border: 1px solid #dfc2ad;
  border-radius: 6px;
}

.lesson-group {
  padding: 0;
  border-bottom: 1px solid #e4cbb9;
}

.lesson-group:last-child {
  border-bottom: 0;
}

.lesson-group.active {
  background: rgba(255, 250, 240, .68);
}

.lesson-group h3 {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  padding: 15px 18px;
  color: var(--red);
  font-size: var(--text-h4);
  line-height: var(--leading-h4);
}

.lesson-group h3 span {
  display: inline-flex;
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-heading);
  font-size: .85rem;
  background: var(--red);
  border-radius: 50%;
}

.lesson-list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0 18px 18px 68px;
  color: var(--muted);
  font-size: var(--text-meta);
  line-height: var(--leading-meta);
  list-style: none;
}

.lesson-list li {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 8px;
  align-items: center;
}

.lesson-list li span {
  color: #3d312b;
  font-weight: var(--weight-semibold);
}

.lesson-list li i {
  color: var(--red);
}

/* Review and Sidebar */

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.review-card,
.side-card,
.info-card {
  padding: 18px;
}

.review-card,
.info-card {
  background: rgba(255, 248, 238, .88);
  border-color: #dfc5b3;
  border-radius: 8px;
}

.review-card h3 {
  margin-bottom: 2px;
}

.review-card span {
  color: var(--gold);
}

.teacher-card img {
  height: 188px;
  border-radius: 5px;
}

.detail-sidebar {
  display: grid;
  gap: 22px;
  align-content: start;
}

.detail-sidebar .info-card h3 {
  margin-top: 0;
  color: #2b211d;
  text-transform: uppercase;
}

.course-info-card .meta-list,
.teacher-card .meta-list {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.course-info-card .meta-list li,
.teacher-card .meta-list li {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 8px;
  align-items: start;
  color: #4b3b32;
  font-size: var(--text-meta);
  line-height: var(--leading-meta);
}

.course-info-card .meta-list i,
.teacher-card .meta-list i {
  color: var(--red);
}

.teacher-card .plain-btn {
  width: 100%;
  margin-top: 12px;
}

.course-offer-card {
  position: relative;
  display: grid;
  justify-items: center;
  overflow: hidden;
  text-align: center;
}

.course-offer-card::before,
.course-offer-card::after {
  position: absolute;
  width: 68px;
  height: 68px;
  border-color: var(--red);
  opacity: .5;
  content: "";
}

.course-offer-card::before {
  top: 10px;
  left: 10px;
  border-top: 2px solid;
  border-left: 2px solid;
}

.course-offer-card::after {
  right: 10px;
  bottom: 10px;
  border-right: 2px solid;
  border-bottom: 2px solid;
}

.course-offer-card p,
.course-offer-card .primary-btn {
  position: relative;
  z-index: 1;
}

.course-offer-card strong {
  display: block;
  color: var(--red);
  font-family: var(--font-heading);
  font-size: 1.5rem;
}

.course-offer-card .primary-btn {
  width: 100%;
  margin-top: 12px;
}

/* Article Detail */

.article-page {
  background: #fbf5ea;
}

.article-header {
  padding: 28px 0 22px;
  background: linear-gradient(180deg, rgba(255, 250, 240, .72), rgba(251, 245, 234, .96));
  border-bottom: 1px solid rgba(223, 197, 179, .72);
}

.article-header .container {
  max-width: 980px;
}

.article-header .head {
  max-width: 860px;
  margin-top: 10px;
}

.article-header h1 {
  margin-bottom: 8px;
  color: #2b211d;
  font-size: var(--text-h2);
  line-height: var(--leading-h2);
}

.article-header .des p {
  max-width: 820px;
  color: #5f4b40;
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.article-header-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
}

.article-shell {
  display: grid;
  grid-template-columns: minmax(0, 820px) 300px;
  gap: 28px;
  align-items: start;
  justify-content: center;
}

.article-main {
  min-width: 0;
}

.article-body {
  display: grid;
  gap: 12px;
  padding: 22px 24px 26px;
  background: rgba(255, 250, 240, .76);
  border: 1px solid #dfc5b3;
  border-radius: 8px;
  box-shadow: 0 12px 28px rgba(96, 43, 22, .05);
}

.article-featured-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 14px 30px rgba(96, 43, 22, .08);
}

.article-body img:not(.article-featured-image) {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
}

.article-inline-illustration {
  margin: 16px 0 18px;
}

.article-inline-illustration img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid rgba(145, 28, 29, .12);
  box-shadow: 0 14px 34px rgba(64, 35, 18, .1);
}

.article-inline-illustration figcaption {
  margin-top: 9px;
  color: var(--muted);
  font-size: var(--text-meta);
  line-height: var(--leading-meta);
  text-align: center;
}

.article-body p,
.article-body li {
  color: #4b3b32;
  font-size: var(--text-base);
  line-height: 1.72;
}

.article-body p,
.article-body ul,
.article-body ol {
  margin: 0;
}

.article-body ul,
.article-body ol {
  display: grid;
  gap: 5px;
  padding-left: 22px;
}

.article-body h2 {
  margin: 14px 0 2px;
  color: #2b211d;
  font-size: var(--text-h3);
  line-height: var(--leading-h3);
}

.article-body h3 {
  margin: 8px 0 0;
  color: #3b2b25;
  font-size: var(--text-h4);
  line-height: var(--leading-h4);
}

.note-box,
.code-box,
.tag-row a,
.prev-next a {
  background: rgba(255, 250, 240, .78);
  border: 1px solid #dfc5b3;
}

.note-box,
.code-box {
  padding: 14px 16px;
  border-radius: 6px;
}

.tag-row,
.prev-next {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.tag-row {
  align-items: center;
  margin-top: 8px;
}

.tag-row span {
  color: var(--muted);
  font-size: var(--text-meta);
  font-weight: var(--weight-semibold);
}

.tag-row a,
.tag-row .tag-chip {
  padding: 6px 12px;
  color: var(--muted);
  font-size: var(--text-meta);
  border-radius: 4px;
}

.article-faq-block {
  display: grid;
  gap: 14px;
  margin-top: 6px;
}

.article-faq-block h2 {
  margin: 0;
}

.article-faq-list {
  display: grid;
  gap: 10px;
}

.article-faq-list details {
  background: rgba(255, 250, 240, .78);
  border: 1px solid #dfc5b3;
  border-radius: 8px;
}

.article-faq-list summary {
  cursor: pointer;
  padding: 13px 16px;
  color: #2b211d;
  font-weight: var(--weight-semibold);
  line-height: var(--leading-body);
}

.article-faq-list details > div {
  display: grid;
  gap: 10px;
  padding: 0 16px 14px;
}

.article-faq-list p {
  margin: 0;
}

.prev-next a {
  display: grid;
  flex: 1;
  gap: 4px;
  min-width: 220px;
  padding: 14px 18px;
  color: var(--muted);
  font-size: var(--text-meta);
  line-height: var(--leading-meta);
  border-radius: 6px;
}

.prev-next strong {
  color: #2b211d;
}

.article-sidebar {
  display: grid;
  gap: 16px;
  position: sticky;
  top: 92px;
}

.article-sidebar .side-card {
  padding: 18px;
  background: rgba(255, 248, 238, .88);
  border-color: #dfc5b3;
  border-radius: 8px;
  box-shadow: 0 8px 20px rgba(96, 43, 22, .04);
}

.article-sidebar .side-card h3 {
  margin: 0 0 12px;
  color: #2b211d;
  font-size: .95rem;
  text-transform: uppercase;
}

.related-list {
  display: grid;
  gap: 12px;
}

.related-item {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 10px;
  align-items: center;
  color: #2b211d;
}

.related-item img {
  width: 76px;
  aspect-ratio: 1.25 / 1;
  object-fit: cover;
  border-radius: 6px;
}

.related-item span {
  display: grid;
  gap: 4px;
}

.related-item strong {
  color: #2b211d;
  font-size: var(--text-meta);
  line-height: var(--leading-meta);
}

.related-item small {
  color: var(--muted);
  font-size: .72rem;
  line-height: 1.35;
}

.article-newsletter {
  position: relative;
  overflow: hidden;
}

.article-newsletter::after {
  display: none;
}

.article-newsletter .newsletter-form {
  position: relative;
  z-index: 1;
}

.article-newsletter .primary-btn {
  width: 100%;
}