/* blog-posts.css — お役立ち情報 (route dong /blog/), huong B "Thu vien" Phong duyet 05/11/2026
   (demo + ly do tung quyet dinh: plans/20261105-2030-blog-redesign/demo-src/ base.css + dir-b.css).
   File rieng de KHONG sua home-prototype.css (dung chung). Dung token cua home-prototype.css (--navy, --blue, --line...).
   Class rieng cua blog mang tien to bl- / b- / rbar / nr- / sform de khong trung class cua site.
   Than bai la HTML WordPress da loc (src/lib/blog/wp-content-sanitizer.ts): khong con style/class rieng,
   nen moi kieu chu ben duoi deu buoc theo the (p, h2, table...) trong .bl-prose. */
:root { --jp-head: 'Zen Kaku Gothic New', 'Noto Sans JP', sans-serif; --jp-body: 'Noto Sans JP', sans-serif; --rbar-h: 44px; }

/* ---------- Chung ---------- */
.bl-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
/* Duong dan: chu muted (#7E93A8 cua .bcrumb chung chi dat 3,3:1) + vung bam cao 44px */
.bcrumb.bl-crumb { margin: 0; padding: 0; font-family: var(--jp-body); font-size: 14px; line-height: 1.6; color: var(--muted); }
.bcrumb.bl-crumb a { display: inline-block; padding: 12px 0; color: var(--muted); }
@media (hover: hover) and (pointer: fine) { .bcrumb.bl-crumb a:hover { color: var(--blue); } }

/* Nhan muc + ngay + thoi gian doc — chu, khong phai nut (khong cham vang) */
.bl-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; margin: 0; font-family: var(--jp-body); font-size: 13px; line-height: 1.5; color: var(--muted); }
.bl-meta__cat { font-weight: 700; color: var(--blue); letter-spacing: .04em; }
.bl-meta__cat::before { content: ''; display: inline-block; width: 14px; height: 2px; margin: 0 8px 4px 0; background: currentColor; vertical-align: middle; }
.bl-meta__read::before { content: '⏱'; margin-right: 4px; font-size: 12px; }

/* Anh bia: khung dung 2:1 nhu anh WordPress goc → khong cat mat chu in tren anh */
.bl-cover { position: relative; overflow: hidden; aspect-ratio: 2 / 1; margin: 0; background: #EDF1F5; }
.bl-cover img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform var(--dur-3) var(--ease-out); }
.bl-cover::after { content: ''; position: absolute; inset: 0; box-shadow: inset 0 0 0 1px rgba(16,42,67,.08); pointer-events: none; }
.bl-post-link { display: block; color: inherit; text-decoration: none; }
.bl-post-link:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
.bl-post-title { font-family: var(--jp-body); font-weight: 700; color: var(--navy); letter-spacing: .02em; text-wrap: pretty; transition: color var(--dur-3) var(--ease-out); }
.bl-clamp-2, .bl-clamp-3 { display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; }
.bl-clamp-2 { -webkit-line-clamp: 2; }
.bl-clamp-3 { -webkit-line-clamp: 3; }
@media (hover: hover) and (pointer: fine) {
  .bl-post-link:hover .bl-cover img { transform: scale(1.035); }
  .bl-post-link:hover .bl-post-title { color: var(--blue); }
}
.blog-notice { margin: 0; padding: 20px 24px; background: var(--white); border: 1px solid var(--line-strong); font-family: var(--jp-body); font-size: 15px; line-height: 1.8; color: var(--muted); }

/* ---------- Trang danh sach ---------- */
.b-head { padding-top: clamp(20px, 2.4vw, 32px); }
.b-hero { padding: clamp(16px, 2vw, 28px) 0 clamp(24px, 2.6vw, 36px); border-bottom: 1px solid var(--line); }
.b-hero h1 { margin: 0 0 12px; font-size: clamp(26px, 3vw, 38px); font-weight: 900; line-height: 1.45; color: var(--navy); }
.b-hero > p { margin: 0; max-width: 38em; font-family: var(--jp-body); font-size: 15px; line-height: 2; color: var(--muted); }
.b-tools { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-top: 24px; }
.b-search { display: flex; flex: 1 1 320px; max-width: 460px; }
.b-search input { flex: 1; min-width: 0; min-height: 46px; padding: 0 16px; border: 1px solid #C9D4DF; border-right: 0; border-radius: 0; background: #fff; font: inherit; font-family: var(--jp-body); font-size: 16px; color: var(--ink); }
.b-search input::placeholder { color: #6B7B8B; }
.b-search input:focus { outline: 2px solid var(--blue); outline-offset: -1px; }
.b-search button { min-width: 88px; border: 0; background: var(--navy); color: #fff; font: inherit; font-size: 14px; font-weight: 700; cursor: pointer; transition: background var(--dur-3) var(--ease-out); }
@media (hover: hover) and (pointer: fine) { .b-search button:hover { background: var(--blue); } }

/* Chip loc muc: link sang trang muc (doi trang, khong doi tai cho) → khong cham vang */
.bl-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; padding: 0; list-style: none; }
.bl-chip { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 18px; border: 1px solid var(--line-strong); border-radius: 999px; background: #fff; font-size: 14px; font-weight: 700; color: var(--navy); text-decoration: none; }
.bl-chip small { font-family: var(--jp-body); font-weight: 400; font-size: 13px; color: var(--muted); }
.bl-chip[aria-current] { background: var(--navy); border-color: var(--navy); color: #fff; }
.bl-chip[aria-current] small { color: var(--on-dark-soft); }
@media (hover: hover) and (pointer: fine) { .bl-chip:not([aria-current]):hover { border-color: var(--blue); color: var(--blue); } }

.b-layout { padding: clamp(28px, 3vw, 40px) 0 clamp(56px, 6vw, 88px); }
.b-count { margin: 0 0 8px; font-family: var(--jp-body); font-size: 13px; color: var(--muted); }
.b-rows { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.b-rows > li { border-bottom: 1px solid var(--line); }
.b-row { display: grid; grid-template-columns: 300px minmax(0, 46em); gap: 36px; align-items: start; padding: 26px 0; }
.b-row .bl-post-title { margin: 8px 0; font-size: 18px; line-height: 1.7; }
.b-row__ex { margin: 0; font-family: var(--jp-body); font-size: 14px; line-height: 1.85; color: var(--muted); }

.bl-pager { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 48px; font-family: var(--jp-body); }
.bl-pager a, .bl-pager span { display: grid; place-items: center; min-width: 44px; height: 44px; padding: 0 8px; border: 1px solid var(--line-strong); background: #fff; font-size: 14px; color: var(--navy); text-decoration: none; }
.bl-pager [aria-current] { background: var(--navy); border-color: var(--navy); color: #fff; }
.bl-pager .bl-pager__gap { min-width: 20px; border: 0; background: none; }
@media (hover: hover) and (pointer: fine) { .bl-pager a:hover { border-color: var(--blue); color: var(--blue); } }

@media (max-width: 1023px) { .b-row { grid-template-columns: 220px minmax(0, 1fr); gap: 24px; } }
@media (max-width: 599px) {
  .b-row { grid-template-columns: 116px minmax(0, 1fr); gap: 16px; padding: 20px 0; }
  .b-row .bl-post-title { margin: 6px 0 0; font-size: 15px; -webkit-line-clamp: 3; }
  .b-row__ex { display: none; }
  .b-search button { min-width: 72px; }
}

/* ---------- Trang bai ---------- */
.b-art > .wrap { padding-top: clamp(20px, 2.4vw, 32px); }
.b-art .art-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: clamp(40px, 5vw, 72px); align-items: start; padding-bottom: clamp(56px, 6vw, 88px); }
.b-art h1 { max-width: 680px; margin: 14px 0 0; font-size: clamp(24px, 2.6vw, 34px); font-weight: 900; line-height: 1.6; color: var(--navy); text-wrap: pretty; }
.b-art .art-main > .bl-meta { margin-top: 20px; }
.b-art .art-main > .bl-cover { max-width: 680px; margin: clamp(24px, 2.6vw, 36px) 0 clamp(32px, 3.4vw, 48px); }
.b-art__notice { padding: clamp(20px, 2.4vw, 32px) 0 clamp(56px, 6vw, 88px); }
.b-art__notice .blog-notice { margin-top: 24px; }
@media (max-width: 1023px) { .b-art .art-grid { grid-template-columns: minmax(0, 1fr); } }

/* Than bai */
.bl-prose { max-width: 680px; font-family: var(--jp-body); font-size: 16px; line-height: 2; color: var(--ink); overflow-wrap: anywhere; }
.bl-prose > :first-child { margin-top: 0; }
.bl-prose p { margin: 0 0 1.5em; }
.bl-prose p:empty { display: none; }
.bl-prose h2, .bl-prose h3, .bl-prose h4, .bl-prose h5, .bl-prose h6 { font-family: var(--jp-head); color: var(--navy); line-height: 1.6; scroll-margin-top: calc(var(--hdr-h) + var(--rbar-h) + 20px); }
.bl-prose h2 { margin: 2.8em 0 1em; padding-bottom: 12px; font-size: clamp(21px, 2.1vw, 25px); font-weight: 900; border-bottom: 2px solid var(--navy); }
.bl-prose h3, .bl-prose h4 { margin: 2.2em 0 .8em; padding-left: 14px; font-size: clamp(18px, 1.7vw, 20px); font-weight: 700; border-left: 4px solid var(--blue); }
.bl-prose h5, .bl-prose h6 { margin: 1.6em 0 .5em; font-size: 16px; font-weight: 700; }
.bl-prose strong { color: var(--navy); }
.bl-prose a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
@media (hover: hover) and (pointer: fine) { .bl-prose a:hover { color: var(--navy); } }
.bl-prose ul, .bl-prose ol { margin: 0 0 1.5em; padding-left: 1.5em; }
.bl-prose li { margin: .3em 0; }
.bl-prose li > ul, .bl-prose li > ol { margin: .3em 0 0; }
.bl-prose img { display: block; max-width: 100%; height: auto; margin: 1.8em 0; }
.bl-prose figure { margin: 1.8em 0; }
.bl-prose figcaption { margin-top: 8px; font-size: 13px; line-height: 1.7; color: var(--muted); text-align: center; }
.bl-prose blockquote { margin: 1.6em 0; padding: 16px 22px; background: var(--surface); border-left: 4px solid var(--line-strong); color: var(--muted); }
.bl-prose blockquote > :last-child { margin-bottom: 0; }
.bl-prose hr { margin: 2.4em 0; border: 0; border-top: 1px solid var(--line); }
.bl-prose pre { margin: 0 0 1.5em; padding: 16px 20px; overflow-x: auto; background: var(--surface); border: 1px solid var(--line); font-size: 14px; line-height: 1.7; }
.bl-prose code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .92em; }
.bl-prose iframe { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; margin: 1.8em 0; border: 0; }
/* Bang: cuon ngang tren man hep thay vi tran khung */
.bl-prose table { display: block; max-width: 100%; overflow-x: auto; margin: 0 0 1.6em; border-collapse: collapse; font-size: 14px; line-height: 1.75; }
.bl-prose th, .bl-prose td { min-width: 7em; padding: 10px 14px; border: 1px solid var(--line-strong); vertical-align: top; text-align: left; }
.bl-prose th, .bl-prose tr:first-child > td { background: var(--surface); font-weight: 700; color: var(--navy); }

/* Form ben phai: cao ~540px, dinh khi man du cao de thay tron, KHONG cuon ben trong; man thap thi de yen */
.bl-aside { position: sticky; top: calc(var(--hdr-h) + var(--rbar-h) + 24px); }
@media (max-height: 700px) { .bl-aside { position: static; } }
@media (max-width: 1023px) { .bl-aside { position: static; max-width: 560px; } }
.sform { padding: 22px 22px 20px; background: var(--surface); border: 1px solid var(--line); font-family: var(--jp-body); }
.sform__head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin: 0 0 14px; }
.sform h2 { margin: 0; font-family: var(--jp-head); font-size: 18px; font-weight: 700; line-height: 1.4; color: var(--navy); }
.sform__req { font-size: 13px; color: var(--muted); }
.sform label { display: block; margin: 0 0 4px; font-size: 13px; font-weight: 700; line-height: 1.5; color: var(--navy); }
.sform__f { margin: 0 0 12px; }
.sform input, .sform textarea { width: 100%; min-height: 40px; padding: 8px 12px; border: 1px solid #C9D4DF; border-radius: 0; background: #fff; font: inherit; font-size: 16px; color: var(--ink); }
.sform textarea { display: block; min-height: 0; height: 84px; resize: vertical; line-height: 1.6; }
.sform input:focus, .sform textarea:focus { outline: 2px solid var(--blue); outline-offset: 0; border-color: var(--blue); }
.sform ::placeholder { color: #6B7B8B; }
.sform [aria-invalid="true"] { border-color: #C0392B; background: #FFF8F7; }
.sform__error { display: block; margin-top: 4px; font-size: 13px; font-weight: 700; line-height: 1.6; color: #B03224; }
.sform__trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.sform__agree { display: flex; flex-wrap: wrap; gap: 0 8px; align-items: center; margin: 0 0 8px; }
.sform__agree input { width: 18px; height: 18px; min-height: 18px; margin: 0; flex: none; }
.sform__agree label { margin: 0; padding: 12px 0; font-size: 13px; font-weight: 400; line-height: 1.6; color: var(--ink); }
.sform__agree a { padding: 13px 0; color: var(--blue); text-decoration: underline; }
.sform__agree .sform__error { flex-basis: 100%; margin-top: -8px; }
.sform__submit { width: 100%; min-height: 46px; border: 0; background: var(--navy); color: #fff; font: inherit; font-size: 15px; font-weight: 700; letter-spacing: .06em; cursor: pointer; transition: background var(--dur-3) var(--ease-out); }
.sform__submit:disabled { cursor: progress; opacity: .7; }
@media (hover: hover) and (pointer: fine) { .sform__submit:not(:disabled):hover { background: var(--blue); } }
.sform__note { margin: 10px 0 0; font-size: 13px; line-height: 1.7; color: var(--muted); text-align: center; }
.sform__note:empty { margin: 0; }
.sform__note.is-error { color: #B03224; font-weight: 700; }
.sform--done { outline: none; }
.sform__done-title { margin: 0 0 8px; font-family: var(--jp-head); font-size: 18px; font-weight: 700; line-height: 1.5; color: var(--navy); }
.sform__done-text { margin: 0; font-size: 14px; line-height: 1.8; color: var(--ink); }

/* Thanh doc: dinh duoi header, hien khi tieu de bai da cuon qua (public/blog-reading-bar.js); cung kieu thanh phu .lnav */
.rbar { position: sticky; top: var(--hdr-h); z-index: 28; height: 0; }
.rbar__in { position: relative; height: var(--rbar-h); background: #fff; border-bottom: 1px solid var(--line); transform: translateY(-8px); opacity: 0; visibility: hidden; transition: opacity var(--dur-3) var(--ease-out), transform var(--dur-3) var(--ease-out), visibility 0s linear var(--dur-3); }
.rbar.is-on .rbar__in { transform: none; opacity: 1; visibility: visible; transition-delay: 0s; }
.rbar .wrap { height: 100%; display: flex; align-items: center; gap: 16px; }
.rbar__btn { display: inline-flex; align-items: center; gap: 8px; flex: none; height: var(--rbar-h); padding: 0 12px 0 0; border: 0; background: none; font: inherit; font-size: 13px; font-weight: 700; color: var(--navy); cursor: pointer; }
.rbar__btn::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--amber); }
.rbar__btn::after { content: '▾'; font-size: 11px; transition: transform var(--dur-3); }
.rbar__btn[aria-expanded="true"]::after { transform: rotate(180deg); }
.rbar__now { flex: 1; min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-family: var(--jp-body); font-size: 13px; color: var(--ink); }
.rbar__left { flex: none; font-family: var(--jp-body); font-size: 13px; color: var(--muted); }
.rbar__line { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--blue); transform-origin: 0 50%; transform: scaleX(var(--p, 0)); }
.rbar__panel { position: absolute; top: var(--rbar-h); left: 0; right: 0; }
.rbar__panel .wrap { height: auto; display: block; }
.rbar__list { width: min(560px, 100%); max-height: min(60vh, 520px); overflow: auto; margin: 0; padding: 10px 0; list-style: none; background: #fff; border: 1px solid var(--line-strong); box-shadow: 0 12px 28px rgba(16,42,67,.12); font-family: var(--jp-body); }
.rbar__list a { display: block; padding: 10px 20px 10px 18px; border-left: 3px solid transparent; font-size: 14px; line-height: 1.7; color: var(--navy); text-decoration: none; }
.rbar__l2 > a { font-weight: 700; }
.rbar__l3 > a { padding-left: 34px; color: var(--ink); }
.rbar__list a[aria-current] { border-left-color: var(--blue); background: #EEF5FB; color: var(--blue); }
@media (hover: hover) and (pointer: fine) { .rbar__list a:hover { background: var(--surface); } }
@media (max-width: 599px) { .rbar__left { display: none; } }
/* Doc xong: cho ten muc doi thanh link 「次に読む」 tro bai dau bang あわせて読みたい */
.rbar__next { flex: 1; min-width: 0; display: flex; align-items: center; gap: 12px; height: var(--rbar-h); font-family: var(--jp-body); font-size: 13px; color: var(--blue); text-decoration: none; animation: rbar-next-in var(--dur-3) var(--ease-out); }
.rbar__next[hidden] { display: none; }
.rbar__next-k { flex: none; font-weight: 700; color: var(--navy); }
.rbar__next-t { min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-weight: 700; }
@keyframes rbar-next-in { from { opacity: 0; transform: translateY(4px); } }
@media (hover: hover) and (pointer: fine) { .rbar__next:hover .rbar__next-t { text-decoration: underline; } }

/* あわせて読みたい: bang truot kieu man chon doi — 3 the (may tinh) / 2 (may tinh bang) / 1 the + mep the ke (dien thoai).
   Truot bang cuon ngang goc + bat diem dung (scroll-snap) → vuot/trackpad chay san; mui ten, phim, keo chuot o blog-next-read.js.
   Nut tron gan 2 mep bang. Mui ten khong cham vang — ngoai le Phong chot 05/11. */
.next-read { padding: clamp(48px, 5vw, 72px) 0 clamp(56px, 6vw, 88px); background: var(--surface); border-top: 1px solid var(--line); }
.bl-sec-head { margin-bottom: clamp(24px, 2.6vw, 36px); }
.bl-sec-head h2 { margin: 0; font-size: clamp(21px, 2.2vw, 28px); font-weight: 900; color: var(--navy); }
.nr-car { --gap: clamp(20px, 2.4vw, 32px); --per: 3; position: relative; display: flex; flex-direction: column; container-type: inline-size; }
.nr-track { display: grid; grid-auto-flow: column; grid-auto-columns: calc((100% - (var(--per) - 1) * var(--gap)) / var(--per)); gap: var(--gap); margin: 0; padding: 0; list-style: none; overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth; overscroll-behavior-x: contain; scrollbar-width: none; }
.nr-track::-webkit-scrollbar { display: none; }
.nr-track:focus-visible { outline: 2px solid var(--blue); outline-offset: 6px; }
.nr-slide { scroll-snap-align: start; }
.nr-slide .bl-meta { margin-top: 16px; }
.nr-slide .bl-post-title { margin: 8px 0 0; font-size: 16px; line-height: 1.7; }
.nr-slide .bl-post-link:focus-visible { outline-offset: -2px; }
.nr-slide img { -webkit-user-drag: none; user-select: none; }
html.js .nr-track { cursor: grab; }
.nr-track.is-drag { cursor: grabbing; scroll-snap-type: none; scroll-behavior: auto; user-select: none; }
/* Hang dieu khien: dung truoc bang trong DOM (Tab toi nut truoc khi di qua the) nhung hien duoi bang */
.nr-ctrl { order: 2; margin-top: 28px; }
.nr-bar { position: relative; height: 2px; background: var(--line-strong); overflow: hidden; }
.nr-bar span { position: absolute; inset: 0 auto 0 0; width: calc(var(--w, .34) * 100%); background: var(--navy); transform: translateX(calc(var(--t, 0) * 100%)); transition: transform .12s linear; }
/* Nut mui ten: tron trang vien manh, mui ten SVG navy; re chuot → nen navy, mui ten trang nhich theo huong di.
   Vi tri: giua chieu cao anh bia, gan nua vao mep the ngoai cung; het duong thi nut ben do an. */
.nr-arrow { position: absolute; z-index: 2; top: calc((100cqw - (var(--per) - 1) * var(--gap)) / var(--per) / 4); display: none; place-items: center; width: 56px; height: 56px; margin-top: -28px; padding: 0; border: 1px solid #C9D4DF; border-radius: 50%; background: #fff; color: var(--navy); box-shadow: 0 2px 10px rgba(16,42,67,.10); cursor: pointer; transition: background var(--dur-3) var(--ease-out), border-color var(--dur-3) var(--ease-out), opacity var(--dur-3) var(--ease-out), transform .12s var(--ease-out); }
html.js .nr-arrow { display: grid; }
.nr-arrow--prev { left: -28px; }
.nr-arrow--next { right: -28px; }
.nr-arrow svg, .nr-all__go svg { width: 24px; height: 16px; overflow: visible; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; transition: transform var(--dur-3) var(--ease-out); }
.nr-arrow--prev svg { transform: scaleX(-1); }
.nr-arrow:active { transform: scale(.96); }
.nr-arrow:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.nr-arrow:disabled { opacity: 0; visibility: hidden; transition: opacity var(--dur-3) var(--ease-out), visibility 0s linear var(--dur-3); }
@media (hover: hover) and (pointer: fine) {
  .nr-arrow:hover { background: var(--navy); border-color: var(--navy); color: #fff; }
  .nr-arrow--next:hover svg { transform: translateX(3px); }
  .nr-arrow--prev:hover svg { transform: scaleX(-1) translateX(3px); }
}
/* The cuoi bang: loi sang trang danh sach, cao bang cac the bai */
.nr-all { position: relative; display: flex; flex-direction: column; height: 100%; min-height: 220px; padding: clamp(22px, 2.2vw, 30px); border: 1px solid var(--line-strong); background: #fff; color: var(--navy); text-decoration: none; transition: border-color var(--dur-3) var(--ease-out); }
.nr-all__k { font-size: 13px; font-weight: 700; letter-spacing: .08em; color: var(--blue); }
.nr-all__t { margin-top: 10px; font-size: clamp(19px, 1.7vw, 22px); font-weight: 900; line-height: 1.5; }
.nr-all__n { margin-top: 6px; font-family: var(--jp-body); font-size: 13px; color: var(--muted); }
.nr-all__go { display: grid; place-items: center; width: 56px; height: 56px; margin-top: auto; align-self: flex-end; border: 1px solid #C9D4DF; border-radius: 50%; transition: background var(--dur-3) var(--ease-out), border-color var(--dur-3) var(--ease-out), color var(--dur-3) var(--ease-out); }
.nr-all:focus-visible { outline: 2px solid var(--blue); outline-offset: -2px; }
@media (hover: hover) and (pointer: fine) {
  .nr-all:hover { border-color: var(--navy); }
  .nr-all:hover .nr-all__go { background: var(--navy); border-color: var(--navy); color: #fff; }
  .nr-all:hover .nr-all__go svg { transform: translateX(3px); }
}
@media (max-width: 1023px) { .nr-car { --per: 2; } }
@media (max-width: 599px) {
  .nr-car { --per: 1.18; --gap: 16px; }
  html.js .nr-arrow { display: none; }
  .nr-slide .bl-post-title { font-size: 15px; }
}

/* Chuyen trang muot giua cac trang blog (cross-document View Transitions — Chrome/Edge 126+, Safari 18.2+; trinh duyet
   khac chuyen trang nhu thuong). Chi trang blog nap file nay → sang trang khac cua site khong co hieu ung.
   Header dung yen; anh bia cua the vua bam (blog-view-transition.js gan ten luc bam) bay thanh anh bia trang bai moi. */
/* Lenh bat @view-transition nam NOI TUYEN o src/app/blog/layout.tsx (ly do o do). */
.hdr { view-transition-name: site-header; }
.b-art .art-main > .bl-cover { view-transition-name: post-cover; }
::view-transition-group(post-cover) { animation-duration: .5s; animation-timing-function: cubic-bezier(.2, .7, .2, 1); }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .28s; }

@media (prefers-reduced-motion: reduce) {
  .bl-cover img, .bl-post-title, .rbar__in { transition: none; }
  .rbar__next { animation: none; }
  .nr-track { scroll-behavior: auto; }
  .nr-bar span { transition: none; }
}