/* ============================================================
   BLOG PAGE — Trang danh sách bài viết
   Design ref: Figma node 177-1806
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --blog-primary: #00d3d7;
  --blog-text: #222;
  --blog-muted: #8a8a8a;
  --blog-bg: #f4f4f4;
  --blog-card-bg: #fff;
  --blog-featured-bg: #e9e9e9;
  --blog-radius: 20px;
  --blog-container: 1203px;
  --blog-gap: 20px;
}

/* ── Page wrapper ───────────────────────────────────────────── */
.blog-page {
  background: #f4f4f4;
  min-height: 60vh;
  padding-top: 160px;
}

/* ── Container helper ───────────────────────────────────────── */
.blog-page .container {
  max-width: var(--blog-container);
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   SECTION: BÀI VIẾT NỔI BẬT
   ============================================================ */
.blog-featured {
  padding: 60px 0 40px;
}

.blog-featured__inner {
  display: flex;
  gap: 0;
  align-items: stretch;
  border-radius: var(--blog-radius);
  overflow: hidden;
  min-height: 698px;
}

/* Bài viết lớn bên trái */
.blog-featured__main {
  display: flex;
  flex-direction: column;
  width: 715px;
  flex-shrink: 0;
  background: var(--blog-card-bg);
  text-decoration: none;
  color: inherit;
  transition: opacity 0.2s;
}

.blog-featured__main:hover {
  opacity: 0.92;
}

.blog-featured__main-img {
  width: 100%;
  height: 476px;
  overflow: hidden;
  flex-shrink: 0;
}

.blog-featured__main-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.blog-featured__main:hover .blog-featured__main-thumb {
  transform: scale(1.03);
}

.blog-featured__main-thumb--placeholder {
  background: #dfdfdf;
  width: 100%;
  height: 100%;
}

.blog-featured__main-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px 40px 28px;
  flex: 1;
}

.blog-featured__main-cat {
  font-family: "Montserrat", sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: var(--blog-muted);
  line-height: normal;
}

.blog-featured__main-title {
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: 24px;
  color: var(--blog-text);
  line-height: normal;
  margin: 0;
}

.blog-featured__main-excerpt {
  font-family: "Montserrat", sans-serif;
  font-weight: 400;
  font-size: 16px;
  color: var(--blog-muted);
  line-height: 1.6;
  margin: 0;
}

.blog-featured__main-date {
  font-family: "Montserrat", sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: var(--blog-muted);
  line-height: normal;
}

/* Sidebar bên phải */
.blog-featured__sidebar {
  background: #e9e9e9;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding: 40px 32px;
}

.blog-featured__sidebar-title {
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: 24px;
  color: #000;
  line-height: normal;
  margin: 0;
}

.blog-featured__sidebar-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.blog-featured__sidebar-item {
  display: block;
}

.blog-featured__sidebar-link {
  display: flex;
  gap: 12px;
  align-items: center;
  text-decoration: none;
  color: inherit;
  transition: opacity 0.2s;
}

.blog-featured__sidebar-link:hover {
  opacity: 0.8;
}

.blog-featured__sidebar-img {
  width: 155px;
  height: 133px;
  flex-shrink: 0;
  overflow: hidden;
  border-radius: 8px;
}

.blog-featured__sidebar-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.blog-featured__sidebar-link:hover .blog-featured__sidebar-thumb {
  transform: scale(1.04);
}

.blog-featured__sidebar-thumb--placeholder {
  background: #dfdfdf;
  width: 100%;
  height: 100%;
}

.blog-featured__sidebar-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.blog-featured__sidebar-cat {
  font-family: "Montserrat", sans-serif;
  font-weight: 400;
  font-size: 12px;
  color: #000;
  line-height: normal;
}

.blog-featured__sidebar-post-title {
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--blog-text);
  line-height: normal;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-featured__sidebar-excerpt {
  font-family: "Montserrat", sans-serif;
  font-weight: 400;
  font-size: 14px;
  color: #000;
  line-height: 1.5;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-featured__sidebar-date {
  font-family: "Montserrat", sans-serif;
  font-weight: 400;
  font-size: 12px;
  color: #000;
  line-height: normal;
}

/* ============================================================
   SECTION: LỌC DANH MỤC
   ============================================================ */
.blog-cats {
  padding: 40px 0 20px;
}

.blog-cats__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--blog-gap);
  align-items: center;
  justify-content: center;
}

.blog-cats__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border: 1px solid var(--blog-text);
  border-radius: 100px;
  font-family: "Montserrat", sans-serif;
  font-weight: 600;
  font-size: 20px;
  color: var(--blog-text);
  text-decoration: none;
  white-space: nowrap;
  transition:
    background 0.2s,
    color 0.2s,
    border-color 0.2s;
}

.blog-cats__btn:hover,
.blog-cats__btn--active {
  border-color: var(--blog-primary);
  color: var(--blog-primary);
  background: transparent;
}

/* ============================================================
   SECTION: LƯỚI BÀI VIẾT
   ============================================================ */
.blog-grid {
  padding: 20px 0 60px;
}

.blog-grid__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--blog-gap);
}

.blog-grid__empty {
  font-family: "Montserrat", sans-serif;
  font-size: 16px;
  color: var(--blog-muted);
  text-align: center;
  padding: 60px 0;
}

/* ── Blog Card ──────────────────────────────────────────────── */
.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--blog-card-bg);
  border-radius: var(--blog-radius);
  overflow: hidden;
  height: 474px;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.25s;
}

.blog-card:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.blog-card__img {
  width: 100%;
  aspect-ratio: 1200 / 800;
  overflow: hidden;
  flex-shrink: 0;
}

.blog-card__thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.blog-card:hover .blog-card__thumb {
  transform: scale(1.04);
}

.blog-card__thumb--placeholder {
  background: #dfdfdf;
  width: 100%;
  height: 100%;
}

.blog-card__body {
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding: 16px 24px 20px;
  flex: 1;
}

.blog-card__meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.blog-card__cat {
  font-family: "Montserrat", sans-serif;
  font-weight: 600;
  font-size: 12px;
  color: var(--blog-muted);
  line-height: normal;
}

.blog-card__title {
  font-family: "Montserrat", sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: var(--blog-text);
  line-height: normal;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__bottom {
  display: flex;
  flex-direction: column;
  gap: 12px;
  color: var(--blog-muted);
}

.blog-card__excerpt {
  font-family: "Montserrat", sans-serif;
  font-weight: 400;
  font-size: 14px;
  line-height: 1.6;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__date {
  font-family: "Montserrat", sans-serif;
  font-weight: 600;
  font-size: 12px;
  line-height: normal;
}

/* ============================================================
   SECTION: PHÂN TRANG
   ============================================================ */
.blog-pagination {
  padding: 0 0 80px;
}

.blog-pagination__inner {
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-pagination__inner .page-numbers {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 20px;
}

.blog-pagination__inner .page-numbers li {
  display: flex;
  align-items: center;
}

.blog-pagination__inner .page-numbers a,
.blog-pagination__inner .page-numbers span {
  font-family: "Montserrat", sans-serif;
  font-weight: 600;
  font-size: 20px;
  color: #000;
  text-decoration: none;
  line-height: normal;
  transition: color 0.2s;
}

.blog-pagination__inner .page-numbers a:hover {
  color: var(--blog-primary);
}

.blog-pagination__inner .page-numbers .current {
  color: var(--blog-primary);
}

.blog-pagination__inner .page-numbers .next svg {
  display: block;
  width: 60px;
  height: 60px;
  transition: opacity 0.2s;
}

.blog-pagination__inner .page-numbers .next:hover svg {
  opacity: 0.7;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet ≤ 1200px */
@media (max-width: 1200px) {
  .blog-featured__main {
    width: 55%;
  }

  .blog-cats__btn {
    font-size: 16px;
    padding: 10px 18px;
  }
}

/* Tablet ≤ 1024px */
@media (max-width: 1024px) {
  .blog-featured__inner {
    flex-direction: column;
    min-height: auto;
  }

  .blog-featured__main {
    width: 100%;
  }

  .blog-featured__main-img {
    height: 320px;
  }

  .blog-featured__sidebar {
    padding: 32px 24px;
  }

  .blog-grid__list {
    grid-template-columns: repeat(2, 1fr);
  }

  .blog-card {
    height: auto;
  }
}

/* Mobile ≤ 768px */
@media (max-width: 768px) {
  .blog-page {
    padding-top: 90px;
  }
  .blog-featured {
    padding: 40px 0 24px;
  }

  .blog-featured__main-img {
    height: 220px;
  }

  .blog-featured__main-body {
    padding: 16px 20px 20px;
    gap: 8px;
  }

  .blog-featured__main-title {
    font-size: 18px;
  }

  .blog-featured__main-excerpt {
    font-size: 14px;
  }

  .blog-featured__sidebar {
    padding: 24px 16px;
    gap: 20px;
  }

  .blog-featured__sidebar-title {
    font-size: 18px;
  }

  .blog-featured__sidebar-img {
    width: 100px;
    height: 90px;
  }

  .blog-featured__sidebar-post-title {
    font-size: 14px;
  }

  .blog-cats {
    padding: 24px 0 12px;
  }

  .blog-cats__btn {
    font-size: 14px;
    padding: 8px 16px;
  }

  .blog-grid {
    padding: 12px 0 40px;
  }

  .blog-grid__list {
    grid-template-columns: 1fr;
    padding: 0 16px;
  }

  .blog-card {
    height: auto;
  }

  .blog-card__body {
    gap: 16px;
    padding: 14px 16px 16px;
  }

  .blog-pagination {
    padding: 0 0 40px;
  }

  .blog-pagination__inner .page-numbers {
    gap: 12px;
  }

  .blog-pagination__inner .page-numbers a,
  .blog-pagination__inner .page-numbers span {
    font-size: 16px;
  }

  .blog-pagination__inner .page-numbers .next svg {
    width: 44px;
    height: 44px;
  }
  .blog-featured__inner {
    border-radius: 0;
  }
  .blog-featured__main {
    padding: 0 16px;
  }
}