/* =============================================================================
   marsault — MAIN CSS (tải bất đồng bộ, không chặn render)
   Token + reset + header nằm ở critical.css (đã inline trong <head>).
   Theme dequeue wp-block-library nên MỌI style block Gutenberg dùng ở blog
   được viết lại ở mục "Prose & Gutenberg blocks" bên dưới.
   ========================================================================== */

.site-main { flex: 1 0 auto; }

/* --- Đầu mục section ------------------------------------------------------ */
.section { padding-block: var(--sp-8); }
.section + .section { border-top: 1px solid var(--line); }

.section__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-5);
  margin-bottom: var(--sp-6);
}
.section__title {
  font-size: var(--t-2xl);
  letter-spacing: -.026em;
}
.section__link {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--fg-muted);
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  flex: none;
  transition: color var(--dur) var(--ease);
}
.section__link:hover { color: var(--accent); }
.section__link svg { width: 13px; height: 13px; transition: transform var(--dur) var(--ease); }
.section__link:hover svg { transform: translateX(2px); }

/* --- Lưới bài viết -------------------------------------------------------
   Có nhịp: ô đầu tiên chiếm cả 2 cột và nằm ngang, phần còn lại là thẻ dọc.
   Không phải "3 thẻ bằng nhau" lặp lại tới hết trang.
   -------------------------------------------------------------------------- */
.grid-posts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-7) var(--sp-6);
}

.card { display: flex; flex-direction: column; min-width: 0; }

.card__media {
  display: block;
  position: relative;
  border-radius: var(--r-box);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface);
  aspect-ratio: 16 / 10;
  margin-bottom: var(--sp-4);
  transition: border-color var(--dur) var(--ease);
}
.card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .45s var(--ease);
}
.card:hover .card__media { border-color: var(--line-strong); }
.card:hover .card__media img { transform: scale(1.03); }

.card__title {
  font-size: var(--t-xl);
  font-weight: 580;
  letter-spacing: -.022em;
  line-height: 1.25;
  margin-bottom: var(--sp-3);
}
.card__title a { transition: color var(--dur) var(--ease); }
.card__title a:hover { color: var(--accent); }
.card__dek {
  color: var(--fg-soft);
  font-size: var(--t-base);
  margin-bottom: var(--sp-4);
}
.card__foot { margin-top: auto; }

.card--wide {
  grid-column: 1 / -1;
  flex-direction: row;
  align-items: center;
  gap: var(--sp-6);
  padding-bottom: var(--sp-7);
  border-bottom: 1px solid var(--line);
}
.card--wide .card__media {
  flex: 0 0 42%;
  margin-bottom: 0;
  aspect-ratio: 4 / 3;
}
.card--wide .card__body { flex: 1 1 auto; min-width: 0; }
.card--wide .card__title { font-size: var(--t-2xl); }
.card--wide .card__dek { font-size: var(--t-lg); max-width: 48ch; }

@media (max-width: 860px) {
  .grid-posts { grid-template-columns: 1fr; gap: var(--sp-7); }
  .card--wide { flex-direction: column; align-items: stretch; gap: 0; }
  .card--wide .card__media { flex: none; margin-bottom: var(--sp-4); aspect-ratio: 16 / 10; }
  .card--wide .card__title { font-size: var(--t-xl); }
  .card--wide .card__dek { font-size: var(--t-base); }
}

/* --- Dải chủ đề: cuộn ngang có snap, không cần JS ------------------------- */
.topics {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(13rem, 1fr);
  gap: var(--sp-3);
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: var(--sp-2);
  scrollbar-width: thin;
  scrollbar-color: var(--line-strong) transparent;
}
.topics::-webkit-scrollbar { height: 6px; }
.topics::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 3px; }

.topic {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  padding: var(--sp-4) var(--sp-5);
  min-width: 13rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-box);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), background var(--dur) var(--ease);
}
.topic:hover {
  border-color: var(--accent-dim);
  background: var(--surface-2);
  transform: translateY(-2px);
}
.topic:active { transform: translateY(0); }
.topic__name { font-weight: 560; letter-spacing: -.015em; }
.topic__count {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--fg-muted);
  letter-spacing: .03em;
}

/* --- Nút -----------------------------------------------------------------
   Nền accent + chữ #14100c: tương phản 8.1:1, đạt WCAG AA cho mọi cỡ chữ.
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  white-space: nowrap;
  padding: .6rem 1.1rem;
  border: 1px solid transparent;
  border-radius: var(--r-ui);
  font-size: var(--t-sm);
  font-weight: 560;
  cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease),
              color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.btn--primary { background: var(--accent); color: #14100c; }
.btn--primary:hover { background: #ffa163; }
.btn--ghost { border-color: var(--line-strong); color: var(--fg-soft); background: transparent; }
.btn--ghost:hover { border-color: var(--fg-muted); color: var(--fg); }
.btn:active { transform: translateY(1px); }
.btn svg { width: 15px; height: 15px; }

/* --- Bài viết: layout có mục lục dính ------------------------------------- */
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 15rem;
  gap: var(--sp-8);
  align-items: start;
  padding-bottom: var(--sp-8);
}
.article-layout--nosidebar { grid-template-columns: minmax(0, 1fr); }
@media (max-width: 1040px) {
  .article-layout { grid-template-columns: minmax(0, 1fr); gap: var(--sp-6); }
}

.entry-hero {
  border-radius: var(--r-box);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface);
  margin-bottom: var(--sp-7);
}
.entry-hero img { width: 100%; height: auto; }
.entry-hero figcaption {
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--t-sm);
  color: var(--fg-muted);
  border-top: 1px solid var(--line);
}

/* Mục lục — dựng từ H2/H3 bằng PHP, không JS */
.toc {
  position: sticky;
  top: 92px;
  font-size: var(--t-sm);
  border-left: 1px solid var(--line);
  padding-left: var(--sp-4);
}
.toc__label {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--fg-muted);
  margin-bottom: var(--sp-3);
}
.toc ol { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .45rem; }
.toc li.is-sub { padding-left: var(--sp-4); }
.toc a {
  color: var(--fg-muted);
  line-height: 1.4;
  display: block;
  transition: color var(--dur) var(--ease);
}
.toc a:hover { color: var(--accent); }
@media (max-width: 1040px) {
  .toc {
    position: static;
    border-left: 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: var(--sp-5) 0;
    margin-bottom: var(--sp-6);
  }
}

/* --- Prose & Gutenberg blocks -------------------------------------------- */
.prose {
  /* Đo bằng em chứ không phải ch: ch tính theo bề rộng chữ "0", mà "0" của Geist
     hẹp hơn ký tự trung bình khá nhiều, nên 62ch cho ra ~82 ký tự/dòng (quá dài).
     36em bám trực tiếp vào cỡ chữ của chính khối prose -> ~72 ký tự/dòng. */
  max-width: 36em;
  font-size: var(--t-lg);
  line-height: 1.75;
  color: #d8dde5;
}
.prose > * + * { margin-top: 1.4em; }

.prose h2 {
  font-size: var(--t-2xl);
  margin-top: 2.4em;
  margin-bottom: .1em;
  scroll-margin-top: 92px;
  color: var(--fg);
}
.prose h3 {
  font-size: var(--t-xl);
  margin-top: 1.9em;
  margin-bottom: .1em;
  scroll-margin-top: 92px;
  color: var(--fg);
}
.prose h4 { font-size: var(--t-lg); margin-top: 1.7em; color: var(--fg); }
.prose h2 + *, .prose h3 + *, .prose h4 + * { margin-top: .7em; }

.prose a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: .18em;
  text-decoration-color: color-mix(in srgb, var(--accent) 45%, transparent);
  transition: text-decoration-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.prose a:hover { text-decoration-color: var(--accent); }

.prose strong { color: var(--fg); font-weight: 620; }
.prose em { font-style: italic; }

.prose ul, .prose ol { padding-left: 1.35em; display: flex; flex-direction: column; gap: .5em; }
.prose ul { list-style: none; padding-left: 1.1em; }
.prose ul > li { position: relative; }
.prose ul > li::before {
  content: "";
  position: absolute;
  left: -1.1em; top: .72em;
  width: 5px; height: 1px;
  background: var(--accent);
}
.prose ol { list-style: decimal; }
.prose ol::marker, .prose li::marker { color: var(--fg-muted); }

.prose blockquote {
  border-left: 2px solid var(--accent);
  padding: .2em 0 .2em 1.3em;
  color: var(--fg-soft);
  font-size: var(--t-lg);
}
.prose blockquote cite {
  display: block;
  margin-top: .7em;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: .03em;
  color: var(--fg-muted);
}

.prose code {
  font-family: var(--font-mono);
  font-size: .86em;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: .12em .38em;
  color: #ffc08a;
}
.prose pre {
  background: var(--bg-sunken);
  border: 1px solid var(--line);
  border-radius: var(--r-box);
  padding: var(--sp-4) var(--sp-5);
  overflow-x: auto;
  font-size: var(--t-sm);
  line-height: 1.6;
}
.prose pre code { background: none; border: 0; padding: 0; font-size: inherit; color: #d8dde5; }

.prose figure { margin-inline: 0; }
.prose img, .prose figure img {
  border-radius: var(--r-box);
  border: 1px solid var(--line);
  width: 100%;
}
.prose figcaption {
  margin-top: .7em;
  font-size: var(--t-sm);
  color: var(--fg-muted);
  text-align: left;
}

.prose hr {
  border: 0;
  height: 1px;
  background: var(--line);
  margin-block: 2.6em;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--t-base);
  display: block;
  overflow-x: auto;
}
.prose th, .prose td { padding: .7rem .9rem; text-align: left; border-bottom: 1px solid var(--line); }
.prose th { font-weight: 600; color: var(--fg); background: var(--surface); white-space: nowrap; }

/* Block Gutenberg hay dùng — bù cho việc dequeue wp-block-library */
.wp-block-image { margin-block: 1.4em; }
.wp-block-image.alignwide { max-width: min(100vw - 2.5rem, calc(var(--measure) + 12rem)); margin-inline: auto; }
.wp-block-image.alignfull { max-width: none; }
.wp-block-image figcaption { color: var(--fg-muted); font-size: var(--t-sm); }

.wp-block-columns { display: flex; gap: var(--sp-5); flex-wrap: wrap; }
.wp-block-column { flex: 1 1 14rem; min-width: 0; }
@media (max-width: 700px) { .wp-block-columns { flex-direction: column; } }

.wp-block-group { display: block; }

.wp-block-buttons { display: flex; flex-wrap: wrap; gap: var(--sp-3); list-style: none; padding: 0; }
.wp-block-button__link {
  display: inline-flex;
  align-items: center;
  padding: .6rem 1.1rem;
  border-radius: var(--r-ui);
  background: var(--accent);
  color: #14100c;
  font-size: var(--t-sm);
  font-weight: 560;
  text-decoration: none;
  transition: background var(--dur) var(--ease);
}
.wp-block-button__link:hover { background: #ffa163; }
.wp-block-button.is-style-outline .wp-block-button__link {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
}

.wp-block-quote { border-left: 2px solid var(--accent); padding-left: 1.3em; }
.wp-block-pullquote { border-block: 1px solid var(--line); padding-block: var(--sp-5); text-align: left; }

.wp-block-gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--sp-3); }
.wp-block-gallery figure { margin: 0; }

.wp-block-separator { border: 0; height: 1px; background: var(--line); }
.wp-block-embed { margin-block: 1.6em; }
.wp-block-embed__wrapper { position: relative; }
.wp-block-embed iframe { width: 100%; aspect-ratio: 16 / 9; height: auto; border: 0; border-radius: var(--r-box); }

.wp-block-code { background: var(--bg-sunken); border: 1px solid var(--line); border-radius: var(--r-box); padding: var(--sp-4) var(--sp-5); }
.wp-block-table table { width: 100%; }
.wp-block-preformatted { font-family: var(--font-mono); font-size: var(--t-sm); white-space: pre-wrap; }

.alignleft { float: left; margin: .3em 1.4em 1em 0; max-width: 45%; }
.alignright { float: right; margin: .3em 0 1em 1.4em; max-width: 45%; }
.aligncenter { margin-inline: auto; }
@media (max-width: 640px) {
  .alignleft, .alignright { float: none; margin-inline: 0; max-width: 100%; }
}

/* --- Chân bài: tag, chia sẻ, điều hướng, bài liên quan -------------------- */
.entry-foot {
  margin-top: var(--sp-8);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--line);
  max-width: var(--measure);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-3);
}
.tag {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: .03em;
  padding: .28rem .6rem;
  border: 1px solid var(--line);
  border-radius: var(--r-ui);
  color: var(--fg-muted);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.tag:hover { border-color: var(--accent-dim); color: var(--accent); }

.post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-4);
  margin-top: var(--sp-7);
  max-width: var(--measure);
}
.post-nav__item {
  padding: var(--sp-4);
  border: 1px solid var(--line);
  border-radius: var(--r-box);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.post-nav__item:hover { border-color: var(--line-strong); background: var(--surface); }
.post-nav__dir {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--fg-muted);
  margin-bottom: var(--sp-2);
}
.post-nav__title { font-weight: 560; line-height: 1.35; letter-spacing: -.015em; }
.post-nav__item--next { text-align: right; }
@media (max-width: 640px) {
  .post-nav { grid-template-columns: 1fr; }
  .post-nav__item--next { text-align: left; }
}

/* --- Trang lưu trữ: hàng danh sách có hairline thưa ----------------------- */
.archive-head {
  padding-block: var(--sp-8) var(--sp-6);
  border-bottom: 1px solid var(--line);
}
.archive-head__title { font-size: var(--t-3xl); letter-spacing: -.03em; }
.archive-head__desc { color: var(--fg-soft); margin-top: var(--sp-3); max-width: 60ch; }

.rows { display: flex; flex-direction: column; }
.row {
  display: grid;
  grid-template-columns: 8.5rem minmax(0, 1fr);
  gap: var(--sp-5);
  align-items: start;
  padding-block: var(--sp-6);
  border-bottom: 1px solid var(--line);
}
.row__media {
  border-radius: var(--r-ui);
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 4 / 3;
  background: var(--surface);
}
.row__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s var(--ease); }
.row:hover .row__media img { transform: scale(1.04); }
.row__title { font-size: var(--t-xl); font-weight: 560; letter-spacing: -.02em; line-height: 1.3; margin-bottom: var(--sp-2); }
.row__title a { transition: color var(--dur) var(--ease); }
.row__title a:hover { color: var(--accent); }
.row__dek { color: var(--fg-soft); margin-bottom: var(--sp-3); }
@media (max-width: 640px) {
  .row { grid-template-columns: 1fr; gap: var(--sp-4); }
  .row__media { aspect-ratio: 16 / 9; }
}

/* --- Phân trang ----------------------------------------------------------- */
.pagination {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-7);
  font-family: var(--font-mono);
  font-size: var(--t-sm);
}
.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  height: 2.25rem;
  padding-inline: .6rem;
  border: 1px solid var(--line);
  border-radius: var(--r-ui);
  color: var(--fg-soft);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.pagination .page-numbers:hover { border-color: var(--line-strong); color: var(--fg); }
.pagination .page-numbers.current { background: var(--accent); border-color: var(--accent); color: #14100c; }
.pagination .dots { border-color: transparent; }

/* --- Form ----------------------------------------------------------------
   Nhãn nằm TRÊN input. Placeholder không thay nhãn. Lỗi hiện DƯỚI input.
   Mọi màu chữ/viền dưới đây đã kiểm đạt WCAG AA trên nền --bg.
   -------------------------------------------------------------------------- */
.field { display: flex; flex-direction: column; gap: var(--sp-2); }
.field label { font-size: var(--t-sm); font-weight: 540; color: var(--fg); }
.field__hint { font-size: var(--t-sm); color: var(--fg-muted); }
.field__error { font-size: var(--t-sm); color: #ff8f8f; }

input[type="text"], input[type="email"], input[type="url"],
input[type="search"], input[type="password"], textarea, select {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-ui);
  padding: .6rem .75rem;
  color: var(--fg);
  width: 100%;
  transition: border-color var(--dur) var(--ease);
}
input::placeholder, textarea::placeholder { color: var(--fg-muted); }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); }
textarea { min-height: 9rem; resize: vertical; }

/* --- Bình luận ------------------------------------------------------------ */
.comments {
  margin-top: var(--sp-8);
  padding-top: var(--sp-7);
  border-top: 1px solid var(--line);
  max-width: var(--measure);
}
.comments__title { font-size: var(--t-xl); margin-bottom: var(--sp-5); }
.comment-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: var(--sp-5); }
.comment-list ol.children { list-style: none; padding-left: var(--sp-5); margin-top: var(--sp-5); border-left: 1px solid var(--line); display: flex; flex-direction: column; gap: var(--sp-5); }
.comment-body { font-size: var(--t-base); }
.comment-author { display: flex; align-items: center; gap: var(--sp-3); margin-bottom: var(--sp-2); }
.comment-author img { border-radius: 50%; }
.comment-author .fn { font-weight: 560; font-style: normal; }
.comment-metadata { font-family: var(--font-mono); font-size: var(--t-xs); color: var(--fg-muted); margin-bottom: var(--sp-3); }
.comment-content { color: #d8dde5; }
.comment-content p + p { margin-top: .8em; }
.reply { margin-top: var(--sp-3); font-size: var(--t-sm); }
.reply a { color: var(--accent); }
.comment-respond { margin-top: var(--sp-7); }
.comment-form { display: flex; flex-direction: column; gap: var(--sp-4); }
.comment-form .comment-notes, .comment-form .logged-in-as { font-size: var(--t-sm); color: var(--fg-muted); }
.comment-form label { font-size: var(--t-sm); font-weight: 540; display: block; margin-bottom: var(--sp-2); }
.comment-form .form-submit { margin: 0; }
.comment-form input[type="submit"] {
  background: var(--accent);
  color: #14100c;
  border: 0;
  border-radius: var(--r-ui);
  padding: .6rem 1.2rem;
  font-weight: 560;
  cursor: pointer;
  transition: background var(--dur) var(--ease);
}
.comment-form input[type="submit"]:hover { background: #ffa163; }
.comment-form .comment-form-cookies-consent { display: flex; align-items: flex-start; gap: var(--sp-3); font-size: var(--t-sm); color: var(--fg-muted); }
.comment-form .comment-form-cookies-consent input { width: auto; margin-top: .3rem; }

/* --- Trạng thái rỗng / 404 ------------------------------------------------ */
.state {
  padding-block: var(--sp-9);
  max-width: 52ch;
}
.state__code {
  font-family: var(--font-mono);
  font-size: var(--t-sm);
  letter-spacing: .1em;
  color: var(--accent);
  margin-bottom: var(--sp-4);
}
.state__title { font-size: var(--t-3xl); letter-spacing: -.03em; margin-bottom: var(--sp-4); }
.state__body { color: var(--fg-soft); font-size: var(--t-lg); margin-bottom: var(--sp-6); }
.state__actions { display: flex; flex-wrap: wrap; gap: var(--sp-3); align-items: center; }
.state form { margin-top: var(--sp-6); display: flex; gap: var(--sp-3); max-width: 26rem; }
.state form input[type="search"] { flex: 1; }
/* Nút submit của form tìm kiếm NGOÀI header: chỉ .header-search button được style
   ở critical.css, nên ở trang 404 nút rơi về mặc định của trình duyệt (nền xám sáng
   trên nền tối). Style riêng ở đây. */
.state form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: 2.6rem;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-ui);
  color: var(--fg-soft);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.state form button:hover { border-color: var(--accent-dim); color: var(--accent); }
.state form button svg { width: 15px; height: 15px; }

/* --- Chân trang ----------------------------------------------------------- */
.site-footer {
  margin-top: var(--sp-9);
  border-top: 1px solid var(--line);
  background: var(--bg-sunken);
  padding-block: var(--sp-7) var(--sp-6);
  font-size: var(--t-sm);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(2, minmax(0, 1fr));
  gap: var(--sp-6);
  padding-bottom: var(--sp-6);
  border-bottom: 1px solid var(--line);
}
.site-footer__blurb { color: var(--fg-soft); max-width: 38ch; margin-top: var(--sp-3); }
.site-footer h2 {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--fg-muted);
  font-weight: 500;
  margin-bottom: var(--sp-4);
}
.site-footer ul { list-style: none; padding: 0; display: flex; flex-direction: column; gap: var(--sp-3); }
.site-footer a { color: var(--fg-soft); transition: color var(--dur) var(--ease); }
.site-footer a:hover { color: var(--accent); }
.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding-top: var(--sp-5);
  color: var(--fg-muted);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: .02em;
}
.site-footer__bottom a { display: inline-flex; align-items: center; gap: .4rem; }
.site-footer__bottom svg { width: 14px; height: 14px; }
@media (max-width: 760px) {
  .site-footer__grid { grid-template-columns: 1fr; gap: var(--sp-6); }
}

/* --- Widget sidebar (nếu bật) --------------------------------------------- */
.widget + .widget { margin-top: var(--sp-6); }
.widget-title {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--fg-muted);
  margin-bottom: var(--sp-3);
}
.widget ul { list-style: none; padding: 0; display: flex; flex-direction: column; gap: var(--sp-2); font-size: var(--t-sm); }
.widget a { color: var(--fg-soft); transition: color var(--dur) var(--ease); }
.widget a:hover { color: var(--accent); }

/* --- Reveal khi cuộn: CSS thuần, 0 byte JS -------------------------------
   animation-timeline: view() mới chỉ có ở Chromium. Ở nơi khác nội dung hiện
   ngay từ đầu (không có trạng thái ẩn nào bị kẹt) nên suy biến an toàn.
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: view()) {
    .reveal {
      animation: reveal-in linear both;
      animation-timeline: view();
      animation-range: entry 8% cover 26%;
    }
    @keyframes reveal-in {
      from { opacity: 0; transform: translateY(14px); }
      to   { opacity: 1; transform: none; }
    }
  }
}

/* --- In ấn ---------------------------------------------------------------- */
@media print {
  .site-header, .site-footer, .toc, .post-nav, .comments, .section__link { display: none; }
  body { background: #fff; color: #000; }
  .prose { max-width: none; font-size: 11pt; }
  .prose a { color: #000; text-decoration: underline; }
}

/* --- Block Gutenberg bổ sung (vì đã dequeue wp-block-library) -------------- */
.wp-block-cover {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 22rem;
  padding: var(--sp-7);
  border-radius: var(--r-box);
  overflow: hidden;
  color: #fff;
}
.wp-block-cover__image-background { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.wp-block-cover__background { position: absolute; inset: 0; background: rgba(7, 9, 12, .55); z-index: 1; }
.wp-block-cover__inner-container { position: relative; z-index: 2; max-width: var(--measure); }

.wp-block-media-text { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-6); align-items: center; }
.wp-block-media-text.has-media-on-the-right { grid-template-areas: "content media"; }
.wp-block-media-text.has-media-on-the-right .wp-block-media-text__media { grid-area: media; }
.wp-block-media-text.has-media-on-the-right .wp-block-media-text__content { grid-area: content; }
.wp-block-media-text__media img { border-radius: var(--r-box); border: 1px solid var(--line); }
@media (max-width: 700px) { .wp-block-media-text { grid-template-columns: 1fr; } }

.wp-block-details {
  border: 1px solid var(--line);
  border-radius: var(--r-box);
  padding: var(--sp-4) var(--sp-5);
  background: var(--surface);
}
.wp-block-details summary { cursor: pointer; font-weight: 560; color: var(--fg); }
.wp-block-details[open] summary { margin-bottom: var(--sp-3); }

.wp-block-spacer { flex: none; }
.wp-block-video video, .wp-block-audio audio { width: 100%; border-radius: var(--r-box); }
.wp-block-file { display: flex; align-items: center; gap: var(--sp-3); flex-wrap: wrap; }
.wp-block-footnotes { font-size: var(--t-sm); color: var(--fg-muted); }
.wp-block-footnotes li { scroll-margin-top: 92px; }
.wp-element-caption { font-size: var(--t-sm); color: var(--fg-muted); margin-top: .7em; }
