/* ===================================================================
   Blog – blog.css
   Hồ Đồng Chương · Mobile-first
   =================================================================== */

/* ── Blog Hero ──────────────────────────────────────────────────── */
.blog-hero {
  background: linear-gradient(145deg, var(--green-900) 0%, var(--green-700) 100%);
  padding: 40px 0 48px;
  position: relative;
  overflow: hidden;
}

.blog-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 80% 40%, rgba(255,255,255,.04) 0%, transparent 55%);
  pointer-events: none;
}

.blog-hero--with-image {
  background-image: var(--blog-hero-bg);
  background-size: cover;
  background-position: center;
  min-height: 280px;
  display: flex;
  align-items: center;
}

.blog-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(14,47,36,.78) 0%, rgba(14,47,36,.62) 100%);
}

.blog-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: 4px;
}

/* Breadcrumb inside hero */
.blog-breadcrumb {
  margin-bottom: 20px;
}

.blog-breadcrumb ol,
.blog-breadcrumb .rank-math-breadcrumb p {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 6px;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 13px;
}

.blog-breadcrumb li {
  display: flex;
  align-items: center;
  gap: 6px;
}

.blog-breadcrumb li + li::before {
  content: '/';
  color: rgba(255,255,255,.38);
}

.blog-breadcrumb a,
.blog-breadcrumb .rank-math-breadcrumb a {
  color: rgba(255,255,255,.75);
  text-decoration: none;
}

.blog-breadcrumb a:hover,
.blog-breadcrumb .rank-math-breadcrumb a:hover {
  color: #fff;
  text-decoration: underline;
}

.blog-breadcrumb span,
.blog-breadcrumb [aria-current="page"],
.blog-breadcrumb .rank-math-breadcrumb .separator { color: rgba(255,255,255,.9); }

.blog-breadcrumb .rank-math-breadcrumb .separator { color: rgba(255,255,255,.38); }

/* Eyebrow inside hero */
.eyebrow--dark {
  color: var(--green-700);
}

.eyebrow--dark::before {
  background: var(--green-700);
}

.eyebrow--light {
  color: rgba(255,255,255,.82);
}

.eyebrow--light::before {
  background: rgba(255,255,255,.6);
}

.blog-hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(28px, 4vw, 50px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: #fff;
  margin: 14px 0 16px;
}

.blog-hero__desc {
  font-size: clamp(14px, 1.4vw, 16px);
  line-height: 1.68;
  color: rgba(255,255,255,.85);
  max-width: 600px;
  margin: 0;
}

@media (min-width: 768px) {
  .blog-hero { padding: 56px 0 64px; }
  .blog-hero--with-image { min-height: 360px; }
}

/* ── Featured Categories ────────────────────────────────────────── */
.blog-cats-section {
  background: var(--cream-50);
  padding: 56px 0 48px;
  border-bottom: 1px solid var(--line);
}

.blog-cats-section__title {
  font-family: var(--font-display);
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 400;
  color: var(--ink-900);
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}

.blog-cats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

@media (min-width: 540px) {
  .blog-cats-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
}

@media (min-width: 1024px) {
  .blog-cats-grid { grid-template-columns: repeat(4, 1fr); gap: 16px; }
}

.blog-cat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 7px;
  padding: 18px 8px 16px;
  background: #fff;
  border-radius: var(--radius);
  border: 1.5px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: border-color .18s, box-shadow .18s, transform .18s;
}

.blog-cat-card:hover {
  border-color: var(--green-600);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.blog-cat-card__icon {
  font-size: 26px;
  line-height: 1;
}

.blog-cat-card__name {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--ink-700);
  line-height: 1.3;
  letter-spacing: .01em;
}

.blog-cat-card__count {
  font-size: 11px;
  color: var(--ink-400);
  font-weight: 500;
}

/* ── Latest Posts Section ───────────────────────────────────────── */
.blog-latest-section {
  padding: 56px 0 80px;
}

.blog-section__title {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.2vw, 32px);
  font-weight: 400;
  letter-spacing: -0.015em;
  color: var(--ink-900);
  margin-bottom: 8px;
}

.blog-no-results {
  text-align: center;
  color: var(--ink-500);
  font-size: 15px;
  padding: 56px 0;
}

/* ── Post Card — meta enhancements ─────────────────────────────── */
.post-card__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.post-card__cat {
  display: inline-block;
  padding: 2px 10px;
  background: var(--green-100);
  color: var(--green-700);
  font-size: 11.5px;
  font-weight: 600;
  border-radius: 999px;
  text-decoration: none;
  letter-spacing: .02em;
  transition: background .15s, color .15s;
}

.post-card__cat:hover {
  background: var(--green-700);
  color: #fff;
}

.post-card__date {
  font-size: 12px;
  color: var(--ink-400);
}

.post-card__read-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--green-700);
  text-decoration: none;
  margin-top: 4px;
  transition: color .15s;
}

.post-card__read-more svg {
  flex-shrink: 0;
  transition: transform .15s;
}

.post-card__read-more:hover {
  color: var(--green-800);
  text-decoration: underline;
}

.post-card__read-more:hover svg {
  transform: translateX(3px);
}

/* ── Archive Hero (category.php) ────────────────────────────────── */
.archive-hero {
  background: linear-gradient(145deg, var(--green-900) 0%, var(--green-700) 100%);
  padding: 48px 0 52px;
  position: relative;
  overflow: hidden;
}

.archive-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 80% 40%, rgba(255,255,255,.04) 0%, transparent 55%);
  pointer-events: none;
}

.archive-hero__inner {
  position: relative;
  z-index: 1;
}

/* Breadcrumb inside archive-hero */
.archive-hero__inner .breadcrumb {
  color: rgba(255,255,255,.75);
  margin-bottom: 20px;
}

.archive-hero__inner .breadcrumb a {
  color: rgba(255,255,255,.75);
}

.archive-hero__inner .breadcrumb a:hover {
  color: #fff;
  text-decoration: underline;
}

.archive-hero__inner .breadcrumb__sep {
  color: rgba(255,255,255,.35);
}

.archive-hero__inner .breadcrumb [aria-current="page"],
.archive-hero__inner .breadcrumb span:last-child {
  color: rgba(255,255,255,.92);
}

/* Rank Math breadcrumb override inside archive-hero */
.archive-hero__inner .rank-math-breadcrumb p,
.archive-hero__inner .rank-math-breadcrumb a { color: rgba(255,255,255,.75); }
.archive-hero__inner .rank-math-breadcrumb a:hover { color: #fff; }
.archive-hero__inner .rank-math-breadcrumb .separator { color: rgba(255,255,255,.35); }

.archive-hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(26px, 3.5vw, 46px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: #fff;
  margin: 0 0 12px;
}

.archive-hero__desc {
  font-size: 15px;
  line-height: 1.68;
  color: rgba(255,255,255,.82);
  max-width: 640px;
  margin: 0;
}

@media (min-width: 768px) {
  .archive-hero { padding: 64px 0 60px; }
}

/* ── Single Post ────────────────────────────────────────────────── */
.single-post-wrap {
  padding-bottom: 0;
}

.single-post-breadcrumb {
  padding-top: 28px;
  padding-bottom: 0;
}

.single-post {
  padding-top: 36px;
  padding-bottom: 72px;
}

.single-post__header {
  max-width: 820px;
  margin-inline: auto;
  margin-bottom: 28px;
}

.single-post__meta-top {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.single-post__cat {
  display: inline-block;
  padding: 3px 12px;
  background: var(--green-100);
  color: var(--green-700);
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
  text-decoration: none;
  transition: background .15s, color .15s;
}

.single-post__cat:hover {
  background: var(--green-700);
  color: #fff;
}

.single-post__date {
  font-size: 13px;
  color: var(--ink-400);
}

.single-post__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(26px, 3.2vw, 44px);
  line-height: 1.12;
  letter-spacing: -0.025em;
  color: var(--ink-900);
  margin: 0;
}

.single-post__rating {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
  color: var(--ink-500);
  font-size: 13px;
}

.single-post-rating__stars {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  color: var(--gold);
}

.single-post-rating__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  padding: 0;
  color: var(--ink-400);
  border-radius: 4px;
  transition: color .15s, background .15s, transform .15s;
}

.single-post-rating__button:hover,
.single-post-rating__button:focus-visible,
.single-post-rating__button.is-active {
  color: var(--gold);
}

.single-post-rating__button:hover {
  background: var(--green-50);
  transform: translateY(-1px);
}

.single-post-rating__button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.single-post-rating__star {
  flex: 0 0 auto;
}

.single-post-rating__score {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  color: var(--green-800);
}

.single-post-rating__count {
  color: var(--ink-500);
}

.single-post-rating__status {
  min-height: 1em;
  color: var(--green-700);
  font-size: 12px;
}

.single-post__rating.is-loading {
  opacity: .65;
  pointer-events: none;
}

@media (max-width: 767px) {
  .single-post__rating {
    justify-content: flex-start;
  }
}

.single-post__thumbnail {
  max-width: 1100px;
  margin-inline: auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 40px;
}

.single-post__thumbnail img {
  width: 100%;
  height: auto;
  display: block;
}

.single-post__content {
  max-width: 820px;
  margin-inline: auto;
  font-size: 16.5px;
  line-height: 1.82;
  overflow: visible;
}

.single-post__content img {
  max-width: 100%;
  width: auto;
  height: auto;
  display: block;
  margin-inline: auto;
  border-radius: var(--radius);
}

.single-post__content figure {
  margin: 2em 0;
  max-width: 100%;
}

.single-post__content figure img {
  width: 100%;
}

/* ── WP Caption ─────────────────────────────────────────── */
.single-post__content .wp-caption {
  max-width: 100%;
  margin: 2em auto;
  text-align: center;
}

.single-post__content .wp-caption img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  margin: 0;
}

.single-post__content .wp-caption-text {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-400);
  font-style: italic;
  text-align: center;
  padding: 0 8px;
}

.single-post__content blockquote {
  border-left: 3px solid var(--green-600);
  margin: 1.5em 0;
  padding: 14px 20px;
  background: var(--green-50);
  border-radius: 0 var(--radius-sm, 10px) var(--radius-sm, 10px) 0;
  font-style: italic;
  color: var(--ink-700);
}

.single-post-toc {
  margin: 1.7em 0 2em;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--green-700);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.single-post-toc__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.25;
  color: var(--green-900);
  cursor: pointer;
  list-style: none;
}

.single-post-toc__title::-webkit-details-marker {
  display: none;
}

.single-post-toc__title::after {
  content: "";
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--green-700);
  border-bottom: 2px solid var(--green-700);
  transform: rotate(45deg);
  transition: transform .18s ease;
  flex: 0 0 auto;
  margin-top: -4px;
}

.single-post-toc[open] .single-post-toc__title {
  margin-bottom: 10px;
}

.single-post-toc[open] .single-post-toc__title::after {
  transform: rotate(225deg);
  margin-top: 4px;
}

.single-post-toc__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.single-post__content .single-post-toc__item {
  position: relative;
  margin: 0;
  padding: 0;
}

.single-post__content .single-post-toc__item::before {
  content: none;
}

.single-post-toc__item + .single-post-toc__item {
  margin-top: 6px;
}

.single-post-toc__item a {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 6px;
  align-items: start;
  color: var(--ink-700);
  text-decoration: none;
  line-height: 1.55;
}

.single-post-toc__num {
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.65;
  font-variant-numeric: tabular-nums;
}

.single-post-toc__item--h3 a {
  padding-left: 20px;
  color: var(--ink-500);
  font-size: 14.5px;
}

.single-post-toc__item a:hover {
  color: var(--green-800);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 767px) {
  .single-post-toc {
    padding: 16px;
    border-radius: 12px;
  }

  .single-post-toc__item a {
    grid-template-columns: max-content 1fr;
  }
}

.single-post__content .wp-block-table,
.single-post__content .entry-table-scroll,
.single-post__content table {
  width: 100%;
  margin: 1.7em 0;
}

.single-post__content .wp-block-table,
.single-post__content .entry-table-scroll {
  max-width: 100%;
  overflow: visible;
}

.single-post__content table {
  border-collapse: collapse;
  border-spacing: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.single-post__content .wp-block-table table,
.single-post__content .entry-table-scroll table {
  margin: 0;
}

.single-post__content th,
.single-post__content td {
  padding: 12px 14px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.single-post__content th {
  background: var(--green-800);
  color: #fff;
  font-weight: 700;
}

.single-post__content tbody tr:nth-child(even) td {
  background: var(--green-50);
}

@media (max-width: 767px) {
  .single-post__content .wp-block-table,
  .single-post__content .entry-table-scroll {
    display: block;
    width: 100%;
    max-width: 100%;
    overflow: visible;
  }
  .single-post__content .wp-block-table table,
  .single-post__content .entry-table-scroll table {
    width: 100%;
    max-width: 100%;
    margin: 0;
  }
  .single-post__content table {
    table-layout: fixed;
    width: 100%;
    max-width: 100%;
    font-size: 13px;
  }
  .single-post__content th,
  .single-post__content td {
    padding: 9px 8px;
    overflow-wrap: anywhere;
    word-break: break-word;
  }
}

/* ── Related Posts ──────────────────────────────────────────────── */
.related-posts {
  background: var(--green-50);
  padding: 56px 0 64px;
  border-top: 1px solid var(--line);
}

.related-posts__title {
  font-family: var(--font-display);
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink-900);
  margin-bottom: 28px;
}

/* ── Blog CTA ───────────────────────────────────────────────────── */
.blog-cta {
  background: var(--green-900);
  position: relative;
  padding: 64px 0 72px;
  overflow: hidden;
  text-align: center;
}

.blog-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(255,255,255,.04) 0%, transparent 40%),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,.03) 0%, transparent 40%);
  pointer-events: none;
}

.blog-cta__inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin-inline: auto;
}

.blog-cta__title {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 14px;
}

.blog-cta__desc {
  font-size: 15px;
  line-height: 1.68;
  color: rgba(255,255,255,.78);
  margin-bottom: 28px;
}

.blog-cta__btns {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Nút outline trắng dùng trên nền tối */
.btn--outline-white {
  background: rgba(255,255,255,.1);
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.35);
  backdrop-filter: blur(6px);
}

.btn--outline-white:hover {
  background: rgba(255,255,255,.2);
  border-color: rgba(255,255,255,.65);
}

@media (min-width: 768px) {
  .blog-cta { padding: 80px 0 88px; }
}