/* NEXTPLO — hệ thống thiết kế chính, bản nâng cấp giao diện 0.2.0;
   bản 0.2.1: logo A2 chuyển outline + đệm dưới viewBox, bỏ vạch trang trí
   sau khẩu hiệu ở hero, bổ sung ảnh hero và ảnh cho 8 thẻ chủ đề.
   Màu di sản: đỏ #B82030 | than #202024 | giấy ấm #F6F3ED | vàng #B39558 | xám #5C636A.
   Font: Be Vietnam Pro tự lưu (SIL OFL 1.1), subset vietnamese + latin.
   Thang đo: khoảng cách theo lưới 4pt (0.25rem), cỡ chữ theo theme.json
   (caption .8125 / small .875 / body 1.0625 / lead 1.1875 / large 1.3125 /
   x-large clamp / display clamp / hero clamp), bán kính 10/14/20px. */

@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/BeVietnamPro-400-vietnamese.woff2") format("woff2"); unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/BeVietnamPro-400-latin.woff2") format("woff2"); unicode-range: U+0000-00FF, U+2000-206F, U+20AC, U+2122; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-weight: 500; font-display: swap; src: url("../fonts/BeVietnamPro-500-vietnamese.woff2") format("woff2"); unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-weight: 500; font-display: swap; src: url("../fonts/BeVietnamPro-500-latin.woff2") format("woff2"); unicode-range: U+0000-00FF, U+2000-206F, U+20AC, U+2122; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-weight: 600; font-display: swap; src: url("../fonts/BeVietnamPro-600-vietnamese.woff2") format("woff2"); unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-weight: 600; font-display: swap; src: url("../fonts/BeVietnamPro-600-latin.woff2") format("woff2"); unicode-range: U+0000-00FF, U+2000-206F, U+20AC, U+2122; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-weight: 700; font-display: swap; src: url("../fonts/BeVietnamPro-700-vietnamese.woff2") format("woff2"); unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-weight: 700; font-display: swap; src: url("../fonts/BeVietnamPro-700-latin.woff2") format("woff2"); unicode-range: U+0000-00FF, U+2000-206F, U+20AC, U+2122; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-weight: 800; font-display: swap; src: url("../fonts/BeVietnamPro-800-vietnamese.woff2") format("woff2"); unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-weight: 800; font-display: swap; src: url("../fonts/BeVietnamPro-800-latin.woff2") format("woff2"); unicode-range: U+0000-00FF, U+2000-206F, U+20AC, U+2122; }

:root {
  --np-red: #B82030;
  --np-red-dark: #8F1826;
  --np-ink: #202024;
  --np-ink-2: #33333A;
  --np-ink-3: #4A4A52;
  --np-paper: #F6F3ED;
  --np-paper-2: #EFE9DC;
  --np-gold: #B39558;
  --np-gold-deep: #7D6134;
  --np-muted: #5C636A;
  --np-line: #E3DED2;
  --np-line-strong: #C9C2B2;
  --np-radius: 14px;
  --np-r-s: 10px;
  --np-r-m: 14px;
  --np-r-l: 20px;
  --np-sh-1: 0 1px 2px rgb(32 32 36 / .05), 0 6px 18px rgb(32 32 36 / .06);
  --np-sh-2: 0 2px 4px rgb(32 32 36 / .06), 0 16px 38px rgb(32 32 36 / .11);
  --np-sh-red: 0 18px 44px rgb(184 32 48 / .13);
  --np-ease: cubic-bezier(.22, .61, .36, 1);
  --np-head-h: 118px;
}

html { scroll-behavior: smooth; }
body { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img, video, iframe, embed { max-width: 100%; height: auto; }
::selection { background: var(--np-red); color: #fff; }
:target { scroll-margin-top: var(--np-head-h); }
.np-prose h2[id], .np-prose h3[id],
.np-longform-body h2[id], .np-longform-body h3[id] { scroll-margin-top: var(--np-head-h); }

/* Thanh thông báo môi trường chạy thử */
.np-staging-bar {
  background: var(--np-ink); color: var(--np-paper);
  font-size: .82rem; text-align: center; padding: .45rem 1rem; letter-spacing: .01em;
}
.np-staging-bar strong { color: var(--np-gold); }

/* ===== MASTHEAD ===== */
.np-header {
  background: rgb(255 255 255 / .97);
  border-top: 4px solid var(--np-red);
  border-bottom: 1px solid var(--np-line);
  box-shadow: 0 10px 30px rgb(32 32 36 / .05);
  position: sticky; top: 0; z-index: 50;
  padding-top: .85rem;
}
.np-wordmark { display: inline-flex; align-items: baseline; gap: .5rem; text-decoration: none; }
.np-wordmark .np-next { color: var(--np-ink); }
.np-wordmark .np-plo { color: var(--np-red); }
.np-wordmark::after { content: ""; width: 10px; height: 10px; background: var(--np-gold); display: inline-block; }
/* Logo A2 dạng ảnh (măng-sét chữ, đợt mở rộng 1; bản outline 0.2.1:
   chữ đã chuyển vector, viewBox 600x192 chừa đệm dưới 30 đơn vị và gạch
   charcoal dày 5 đơn vị để không bị nuốt khi thu nhỏ ở header) */
.np-logo-link { display: inline-block; line-height: 0; }
.np-logo-img { height: 56px; width: auto; }
.np-slogan { color: var(--np-muted); font-size: .9rem; font-weight: 500; margin: 0; align-self: center; }
/* Hàng điều hướng dưới măng-sét: gạch mảnh trên, chân chữ đỏ trượt khi hover */
.np-header .wp-block-navigation { border-top: 1px solid var(--np-line); padding: .5rem 0 .65rem; margin-top: .8rem; }
.np-header .wp-block-navigation-item__content {
  position: relative; padding: .3rem .15rem; text-decoration: none;
}
.np-header .wp-block-navigation-item__content::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 3px;
  background: var(--np-red); transform: scaleX(0); transform-origin: left;
  transition: transform .28s var(--np-ease);
}
.np-header .wp-block-navigation-item__content:hover { color: var(--np-red-dark); }
.np-header .wp-block-navigation-item__content:hover::after { transform: scaleX(1); }
.np-header .current-menu-item > .wp-block-navigation-item__content { color: var(--np-red); }
.np-header .current-menu-item > .wp-block-navigation-item__content::after { transform: scaleX(1); }

/* ===== HERO TRANG CHỦ ===== */
.np-hero {
  background:
    radial-gradient(720px 300px at 88% -60px, rgb(179 149 88 / .16), transparent 65%),
    linear-gradient(180deg, var(--np-paper), #FBF9F4);
  border-bottom: 1px solid var(--np-line);
  padding-top: clamp(2.8rem, 6vw, 4.6rem);
  padding-bottom: clamp(2.8rem, 6vw, 4.4rem);
}
.np-hero-slogan {
  color: var(--np-red); font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; font-size: .85rem; margin: 0 0 .9rem;
}
.np-hero h1 { max-width: 17ch; margin: 0 0 1rem; }
.np-hero h1 + p, .np-hero .has-large-font-size { max-width: 56ch; color: var(--np-ink-2); }
.np-hero .wp-block-search { max-width: 660px; margin-top: 1.7rem; }
.np-hero .wp-block-search__inside-wrapper {
  background: #fff; border: 1.5px solid var(--np-ink); border-radius: 16px;
  padding: .35rem; box-shadow: var(--np-sh-1);
  transition: box-shadow .25s var(--np-ease), border-color .25s var(--np-ease);
}
.np-hero .wp-block-search__inside-wrapper:focus-within {
  border-color: var(--np-red); box-shadow: 0 0 0 4px rgb(184 32 48 / .14), var(--np-sh-2);
}
.np-hero .wp-block-search__input { border: 0; border-radius: 12px; padding: .8rem 1rem; font-size: 1.02rem; background: transparent; }
.np-hero .wp-block-search__input:focus { outline: none; }
.np-hero .wp-block-search__button { border-radius: 12px; padding: .8rem 1.5rem; margin-left: .35rem; }
/* Ô tìm kiếm ở các trang khác (tìm kiếm, 404): nền tảng đồng nhất */
.wp-block-search__input { border: 1px solid var(--np-line-strong); border-radius: 12px; padding: .75rem 1rem; font-size: 1rem; }
.wp-block-search__button { border-radius: 999px; padding: .75rem 1.45rem; }
.np-chips { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; padding: 0; margin: 1rem 0 0; }
.np-chips a {
  display: inline-block; padding: .38rem .85rem; border: 1px solid var(--np-line-strong); border-radius: 999px;
  color: var(--np-ink); text-decoration: none; font-size: .9rem; font-weight: 500; background: #fff;
  transition: border-color .22s var(--np-ease), color .22s var(--np-ease), transform .22s var(--np-ease), box-shadow .22s var(--np-ease);
}
.np-chips a:hover { border-color: var(--np-red); color: var(--np-red); transform: translateY(-1px); box-shadow: var(--np-sh-1); }
/* Dải ba tầng trong hero: dùng đúng cụm từ đã có trong khối "Về NEXTPLO" */
.np-hero-steps {
  display: flex; gap: 2.2rem; list-style: none; margin: 2.4rem 0 0; padding: 1.5rem 0 0;
  border-top: 1px solid var(--np-line);
}
.np-hero-steps li { margin: 0; }
.np-hero-steps li + li { border-left: 1px solid var(--np-line); padding-left: 2.2rem; }
.np-hero-steps strong { display: block; font-size: 1.55rem; font-weight: 800; letter-spacing: -.02em; color: var(--np-red); line-height: 1.1; }
.np-hero-steps span { display: block; margin-top: .3rem; color: var(--np-ink-3); font-size: .95rem; font-weight: 500; }
/* Ảnh biên tập cuối hero (bản 0.2.1): khung rộng 21/9 như ảnh trang nhất */
.np-hero-media { margin: 2.6rem 0 0; }
.np-hero-media img {
  display: block; width: 100%; aspect-ratio: 21/9; object-fit: cover;
  border-radius: var(--np-r-l); box-shadow: var(--np-sh-2);
}

/* ===== NHỊP KHỐI TRANG CHỦ ===== */
.np-section { padding: clamp(2.9rem, 6vw, 4.3rem) 0; }
.np-section--paper { background: var(--np-paper); }
.np-section h2.wp-block-heading, .np-section > h2 {
  position: relative; margin: 0 0 1.5rem; padding-bottom: .85rem;
  border-bottom: 1px solid var(--np-line);
}
.np-section h2.wp-block-heading::after, .np-section > h2::after {
  content: ""; position: absolute; left: 0; bottom: -1px; width: 64px; height: 3px; background: var(--np-red);
}
.np-section .np-meta { max-width: 68ch; }

/* ===== THẺ BÀI VIẾT ===== */
.wp-block-post-template { gap: 1.5rem; }
.np-card {
  border: 1px solid var(--np-line); border-radius: var(--np-r-l); background: #fff;
  padding: 0; overflow: hidden; display: flex; flex-direction: column; height: 100%;
  transition: transform .3s var(--np-ease), box-shadow .3s var(--np-ease), border-color .3s var(--np-ease);
}
.np-card:hover { border-color: rgb(184 32 48 / .45); box-shadow: var(--np-sh-2); transform: translateY(-3px); }
.np-card > :not(.wp-block-post-featured-image) { padding-left: 1.3rem; padding-right: 1.3rem; }
.np-card > :first-child:not(.wp-block-post-featured-image) { padding-top: 1.25rem; }
.np-card > :last-child { padding-bottom: 1.3rem; }
.np-card .wp-block-post-featured-image { margin: 0; overflow: hidden; }
.np-card .wp-block-post-featured-image img {
  display: block; width: 100%; object-fit: cover;
  transition: transform .6s var(--np-ease);
}
.np-card:hover .wp-block-post-featured-image img { transform: scale(1.045); }
.np-card .wp-block-post-title { font-size: 1.16rem; line-height: 1.34; margin: .95rem 0 .5rem; }
.np-card .wp-block-post-title a {
  text-decoration: none; color: var(--np-ink);
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0% 2px; background-repeat: no-repeat; background-position: 0 100%;
  transition: background-size .35s var(--np-ease), color .25s var(--np-ease);
}
.np-card .wp-block-post-title a:hover { color: var(--np-red-dark); background-size: 100% 2px; }
.np-card .wp-block-post-excerpt { margin: 0; font-size: .95rem; }
.np-card .wp-block-post-excerpt p { margin: 0; }
.np-card .wp-block-post-date {
  margin-top: auto; padding-top: .85rem; font-size: .82rem; font-weight: 600;
  letter-spacing: .05em; text-transform: uppercase; color: var(--np-muted);
  display: flex; align-items: center; gap: .5rem;
}
.np-card .wp-block-post-date::before { content: ""; width: 7px; height: 7px; background: var(--np-gold); flex: 0 0 auto; }
.np-meta { color: var(--np-muted); font-size: .88rem; }
.np-topic-tag {
  display: inline-flex; align-items: center; gap: .45rem; font-size: .78rem; font-weight: 700;
  letter-spacing: .05em; text-transform: uppercase; color: var(--np-red-dark);
  background: var(--np-paper); border: 1px solid rgb(184 32 48 / .4); border-radius: 999px; padding: .28rem .75rem;
}
.np-topic-tag a { color: var(--np-red-dark); text-decoration: none; }
.np-topic-tag a:hover { text-decoration: underline; }
.np-empty-note {
  color: var(--np-ink-3); border: 1px dashed var(--np-line-strong); border-radius: var(--np-r-m);
  padding: 1.1rem 1.25rem; background: rgb(255 255 255 / .6); margin: 0;
}

/* ===== CÂU CHUYỆN DẪN DẮT (thẻ nổi bật sau hero) ===== */
.np-feature-card {
  position: relative; border-top: 6px solid var(--np-red);
  box-shadow: var(--np-sh-1);
}
.np-feature-card::before {
  content: ""; position: absolute; top: -6px; left: 0; width: 96px; height: 6px; background: var(--np-gold);
}
.np-feature-card:hover { box-shadow: var(--np-sh-red), var(--np-sh-2); }
.np-feature-card > :not(.wp-block-post-featured-image) { padding-left: clamp(1.4rem, 3vw, 2.4rem); padding-right: clamp(1.4rem, 3vw, 2.4rem); }
.np-feature-card > :last-child { padding-bottom: clamp(1.5rem, 3vw, 2.2rem); }
.np-feature-eyebrow {
  display: inline-block; align-self: flex-start; background: var(--np-red); color: #fff;
  font-weight: 700; text-transform: uppercase; letter-spacing: .12em; font-size: .76rem;
  padding: .34rem .8rem; border-radius: 999px; margin: .35rem 0 1.2rem;
}
.np-feature-card .wp-block-post-title { font-size: clamp(1.65rem, 3.6vw, 2.45rem); line-height: 1.16; letter-spacing: -.02em; margin: 1.2rem 0 .7rem; }
.np-feature-card .wp-block-post-excerpt { font-size: 1.12rem; line-height: 1.62; }

/* ===== THẺ CHỦ ĐỀ (có ảnh minh họa, bản 0.2.1) ===== */
.np-topic-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.np-topic-card {
  position: relative; border: 1px solid var(--np-line); border-radius: var(--np-r-l);
  padding: 0; overflow: hidden; background: #fff; text-decoration: none; color: var(--np-ink); display: block;
  transition: border-color .28s var(--np-ease), box-shadow .28s var(--np-ease);
}
.np-topic-card:hover { border-color: rgb(184 32 48 / .5); box-shadow: var(--np-sh-2); }
.np-topic-card::after {
  content: "→"; position: absolute; top: .9rem; right: .9rem; z-index: 2;
  color: var(--np-red-dark); font-weight: 800; font-size: 1.05rem; line-height: 1;
  background: rgb(255 255 255 / .94); border-radius: 999px; padding: .32rem .55rem .42rem;
  box-shadow: var(--np-sh-1);
  opacity: 0; transform: translateX(-6px); transition: opacity .28s var(--np-ease), transform .28s var(--np-ease);
}
.np-topic-card:hover::after { opacity: 1; transform: translateX(0); }
.np-topic-media { display: block; overflow: hidden; background: var(--np-paper-2); }
.np-topic-media img {
  display: block; width: 100%; aspect-ratio: 16/10; object-fit: cover;
  transition: transform .6s var(--np-ease);
}
.np-topic-card:hover .np-topic-media img { transform: scale(1.045); }
.np-topic-card h3 { margin: 1rem 1.45rem .35rem; font-size: 1.14rem; }
.np-topic-card p { margin: 0 1.45rem 1.5rem; color: var(--np-muted); font-size: .92rem; line-height: 1.55; }

/* ===== DANH MỤC VĂN BẢN (khối 8 trang chủ) ===== */
.np-doc-list .wp-block-post-template { counter-reset: npdoc; gap: 0; }
.np-doc-list .wp-block-post-template > li {
  counter-increment: npdoc; display: flex; align-items: baseline; gap: 1.1rem;
  padding: 1.05rem .3rem; border-bottom: 1px solid var(--np-line); margin: 0;
}
.np-doc-list .wp-block-post-template > li:first-child { border-top: 1px solid var(--np-line); }
.np-doc-list .wp-block-post-template > li::before {
  content: counter(npdoc, decimal-leading-zero); font-weight: 800; color: var(--np-red);
  font-size: .95rem; min-width: 2.1em; letter-spacing: .02em;
}
.np-doc-list .wp-block-post-title { margin: 0; font-size: 1.08rem; flex: 1; }
.np-doc-list .wp-block-post-title a { text-decoration: none; color: var(--np-ink); transition: color .22s var(--np-ease), padding-left .22s var(--np-ease); }
.np-doc-list .wp-block-post-title a:hover { color: var(--np-red-dark); padding-left: .3rem; }

/* ===== KHỐI TRI ÂN / GÓC DI SẢN ===== */
.np-heritage {
  border: 1px solid var(--np-line); border-left: 6px solid var(--np-red);
  border-radius: var(--np-r-l); background: var(--np-paper); padding: 1.6rem 1.8rem;
}
.np-heritage h2 { margin-top: 0; }
.np-heritage--dark {
  background-color: var(--np-ink);
  background-image: linear-gradient(90deg, var(--np-red) 0 96px, var(--np-gold) 96px);
  background-size: 100% 4px; background-repeat: no-repeat; background-position: top left;
  border: none; border-radius: var(--np-r-l); color: var(--np-paper);
  padding: clamp(2.1rem, 4vw, 2.9rem);
}
.np-section .np-heritage--dark h2.wp-block-heading { color: var(--np-paper); border-bottom: none; padding-bottom: 0; }
.np-section .np-heritage--dark h2.wp-block-heading::after { display: none; }
.np-heritage--dark p { color: #D8D3C8; max-width: 68ch; line-height: 1.7; }
.np-heritage--dark .wp-block-button__link {
  background: transparent; border: 1.5px solid var(--np-gold); color: var(--np-paper);
  transition: background .25s var(--np-ease), color .25s var(--np-ease);
}
.np-heritage--dark .wp-block-button__link:hover { background: var(--np-gold); color: var(--np-ink); }

/* ===== KHỐI VỀ NEXTPLO ===== */
.np-about {
  background: linear-gradient(180deg, #FBF9F4, var(--np-paper));
  border-block: 1px solid var(--np-line);
  padding: clamp(2.9rem, 6vw, 4.3rem) 0;
}
.np-about p { line-height: 1.75; color: var(--np-ink-2); }
@media (min-width: 900px) {
  .np-about { columns: 2; column-gap: 3.2rem; }
  .np-about h2, .np-about .wp-block-buttons { column-span: all; }
  .np-about p { break-inside: avoid; }
  .np-about p:first-of-type::first-letter {
    font-size: 3.1em; font-weight: 800; color: var(--np-red); float: left;
    line-height: .85; padding: .05em .14em 0 0;
  }
}

/* ===== CHÂN TRANG ===== */
.np-footer { background: var(--np-ink); color: var(--np-paper); border-top: 4px solid var(--np-red); padding: 3.4rem 0 2rem; }
.np-footer-brand { display: flex; align-items: baseline; flex-wrap: wrap; gap: .6rem 1.2rem; margin-bottom: 2.4rem; }
.np-footer-brand .np-wordmark { font-size: 1.9rem; font-weight: 800; letter-spacing: -.02em; }
.np-footer-brand .np-wordmark .np-next { color: var(--np-paper); }
.np-footer-brand .np-wordmark .np-plo { color: #E4572E; }
.np-footer-slogan { color: #CFC9BC; font-size: .95rem; margin: 0; }
.np-footer h3 {
  font-size: .85rem; text-transform: uppercase; letter-spacing: .13em;
  color: var(--np-gold); margin: 0 0 .9rem;
}
.np-footer ul { list-style: none; margin: 0; padding: 0; }
.np-footer li { padding: .32rem 0; }
.np-footer a {
  color: #D8D3C8; text-decoration: none; display: inline-block;
  transition: color .22s var(--np-ease), transform .22s var(--np-ease);
}
.np-footer a:hover { color: var(--np-gold); transform: translateX(3px); }
.np-footer .wp-block-column p { color: #D8D3C8; line-height: 1.65; }
.np-disclaimer {
  border: 1px solid rgb(246 243 237 / .16); border-left: 4px solid var(--np-gold);
  border-radius: var(--np-r-m); background: #26262C;
  padding: 1.1rem 1.3rem; font-size: .95rem; margin-top: 2.6rem;
}
.np-disclaimer p { margin: 0; color: #D8D3C8; }
.np-footer .np-meta {
  border-top: 1px solid rgb(246 243 237 / .14); padding-top: 1.3rem; margin-top: 1.7rem;
  color: #CFC9BC; font-size: .85rem;
}
.np-footer .np-plo { color: #E4572E; }

/* ===== BREADCRUMB (block của plugin, tinh chỉnh ở theme) ===== */
body .np-breadcrumb { font-size: .8rem; letter-spacing: .05em; text-transform: uppercase; font-weight: 600; margin-bottom: 1.4rem; }
body .np-breadcrumb li { color: var(--np-muted); }
body .np-breadcrumb li + li::before { content: "›"; color: var(--np-gold-deep); font-weight: 800; }
body .np-breadcrumb a { color: var(--np-red); }
body .np-breadcrumb [aria-current="page"] { color: var(--np-ink); }

/* ===== ĐẦU BÀI VIẾT ===== */
.np-article-head { border-bottom: 1px solid var(--np-line); padding-bottom: 1.5rem; margin-bottom: 1.8rem; }
.np-article-head h1 { margin: .7rem 0 .9rem; }
.np-article-head .np-meta { display: flex; align-items: center; gap: .55rem; font-size: .88rem; }
.np-article-head .np-meta p { margin: 0; }
.np-article-head .np-meta time { font-weight: 700; color: var(--np-ink); }

/* ===== VĂN BẢN BÀI VIẾT (trải nghiệm đọc) ===== */
.np-prose { font-size: 1.075rem; line-height: 1.78; color: var(--np-ink-2); }
.np-prose p { margin: 0 0 1.35em; }
.np-prose .wp-block-post-content > :first-child:is(p)::first-letter {
  font-size: 3.35em; font-weight: 800; color: var(--np-red); float: left;
  line-height: .84; padding: .06em .14em 0 0;
}
.np-prose h2 {
  font-size: 1.55rem; line-height: 1.3; letter-spacing: -.015em;
  margin: 2.1em 0 .65em; padding-top: .35em;
}
.np-prose h2::before { content: ""; display: block; width: 34px; height: 4px; background: var(--np-red); border-radius: 2px; margin-bottom: .55em; }
.np-prose h3 { font-size: 1.24rem; margin: 1.7em 0 .5em; }
.np-prose h4 { font-size: 1.08rem; margin: 1.5em 0 .45em; }
.np-prose a { color: var(--np-red); text-decoration: underline; text-decoration-color: rgb(179 149 88 / .55); text-decoration-thickness: 1.5px; text-underline-offset: 3px; transition: color .2s var(--np-ease); }
.np-prose a:hover { color: var(--np-red-dark); text-decoration-color: var(--np-red); }
.np-prose ul, .np-prose ol { margin: 0 0 1.35em; padding-left: 1.45em; }
.np-prose li { margin: .35em 0; padding-left: .15em; }
.np-prose li::marker { color: var(--np-red); font-weight: 800; }
.np-prose blockquote, .np-prose .wp-block-quote {
  margin: 2em 0; padding: 1.5rem 1.6rem 1.5rem 3.6rem; position: relative;
  background: var(--np-paper); border: none; border-radius: var(--np-r-l);
  font-size: 1.32rem; font-weight: 600; line-height: 1.5; color: var(--np-ink);
}
.np-prose blockquote::before, .np-prose .wp-block-quote::before {
  content: "“"; position: absolute; left: 1.15rem; top: .55rem;
  font-size: 3rem; font-weight: 800; line-height: 1; color: var(--np-red);
}
.np-prose blockquote p, .np-prose .wp-block-quote p { margin: 0 0 .5em; }
.np-prose blockquote cite, .np-prose .wp-block-quote cite { font-size: .92rem; font-weight: 500; color: var(--np-muted); font-style: normal; }
.np-prose .wp-block-pullquote {
  margin: 2.2em 0; padding: 2rem 1rem; border-top: 3px solid var(--np-gold); border-bottom: 3px solid var(--np-gold);
  font-size: 1.5rem; font-weight: 700; line-height: 1.45; color: var(--np-ink);
}
.np-prose .wp-block-pullquote p { margin: 0; }
.np-prose figure { margin: 2em 0; }
.np-prose figure img { border-radius: var(--np-r-m); display: block; }
.np-prose figcaption {
  font-size: .86rem; color: var(--np-muted); margin-top: .6rem;
  border-left: 3px solid var(--np-gold); padding-left: .65rem; line-height: 1.5;
}
.np-prose .wp-block-table { overflow-x: auto; margin: 2em 0; }
.np-prose .wp-block-table table { border-collapse: collapse; width: 100%; min-width: 540px; font-size: .97rem; line-height: 1.55; }
.np-prose .wp-block-table thead th {
  background: var(--np-ink); color: var(--np-paper); font-weight: 700; text-align: left;
  padding: .72rem .95rem; border: none;
}
.np-prose .wp-block-table td { padding: .68rem .95rem; border-bottom: 1px solid var(--np-line); vertical-align: top; }
.np-prose .wp-block-table tbody tr:nth-child(even) td { background: rgb(246 243 237 / .55); }
.np-prose .wp-block-table tfoot td { font-weight: 700; border-top: 2px solid var(--np-ink); border-bottom: none; }
.np-prose hr, .np-prose .wp-block-separator {
  border: none; height: 2px; width: 132px; margin: 2.6em auto;
  background: linear-gradient(90deg, transparent, var(--np-gold), transparent); opacity: 1;
}
.np-prose pre { overflow-x: auto; background: var(--np-ink); color: var(--np-paper); border-radius: var(--np-r-m); padding: 1.1rem 1.25rem; font-size: .92rem; line-height: 1.6; }
.np-prose code { font-size: .92em; }

/* ===== HIỂU LUẬT BA TẦNG ===== */
.np-tier1 {
  background: linear-gradient(180deg, #FBF8F1, var(--np-paper));
  border: 1px solid var(--np-line); border-top: 5px solid var(--np-red);
  border-radius: var(--np-r-l); box-shadow: var(--np-sh-1);
  padding: 1.55rem 1.7rem; margin: 1.8rem 0;
}
.np-tier1 h2 {
  font-size: .92rem; text-transform: uppercase; letter-spacing: .1em; color: var(--np-red);
  margin: 0 0 .7rem; display: flex; align-items: center; gap: .6rem;
}
.np-tier1 h2::before { content: ""; width: 9px; height: 9px; background: var(--np-gold); transform: rotate(45deg); flex: 0 0 auto; }
.np-tier1 p { margin: 0; font-size: 1.14rem; line-height: 1.62; color: var(--np-ink); }
.np-tier1 p + p { margin-top: .9rem; padding-top: .9rem; border-top: 1px dashed var(--np-line-strong); font-size: 1.02rem; }
.np-tier2 { margin: 2.1rem 0; }
.np-tier2 > h2, .np-section-title {
  font-size: 1.35rem; margin: 0 0 1rem; padding-bottom: .55rem;
  border-bottom: 2px solid var(--np-paper-2);
}
.np-tier2 figure {
  margin: 0; background: #fff; border: 1px solid var(--np-line); border-radius: var(--np-r-l);
  padding: clamp(.8rem, 2vw, 1.2rem); box-shadow: var(--np-sh-1);
}
.np-tier2 figure .np-info { margin: 0; }
.np-tier2 figcaption { color: var(--np-muted); font-size: .88rem; margin-top: .8rem; }
.np-diagram { display: grid; gap: .6rem; counter-reset: npstep; }
.np-diagram .np-step {
  position: relative; border: 1px solid var(--np-line); border-radius: var(--np-r-m);
  padding: .85rem 1rem .85rem 3.5rem; background: #fff;
  transition: border-color .25s var(--np-ease);
}
.np-diagram .np-step:hover { border-color: rgb(184 32 48 / .5); }
.np-diagram .np-step::before {
  counter-increment: npstep; content: counter(npstep);
  position: absolute; left: 1rem; top: 50%; transform: translateY(-50%);
  width: 1.8rem; height: 1.8rem; border-radius: 50%; background: var(--np-red); color: #fff;
  display: grid; place-items: center; font-weight: 800; font-size: .95rem;
}
.np-diagram .np-step strong { color: var(--np-red); }

/* ===== HỘP SỰ KIỆN / CĂN CỨ / KIỂM CHỨNG ===== */
.np-legal-basis, .np-review-info {
  border: 1px solid var(--np-line); border-top: 4px solid var(--np-ink);
  border-radius: var(--np-r-l); box-shadow: var(--np-sh-1);
  padding: 1.55rem 1.7rem; margin: 2rem 0; background: #fff;
}
.np-legal-basis h2, .np-review-info h2 {
  font-size: 1.28rem; margin: 0 0 1rem; display: flex; align-items: center; gap: .65rem;
}
.np-legal-basis h2::before, .np-review-info h2::before {
  content: ""; width: 26px; height: 4px; background: var(--np-gold); border-radius: 2px; flex: 0 0 auto;
}
.np-legal-basis ul { margin: 0; padding-left: 1.3em; }
.np-legal-basis li { margin: .45rem 0; overflow-wrap: anywhere; }
.np-legal-basis li::marker { color: var(--np-red); font-weight: 800; }
.np-review-info table { width: 100%; border-collapse: collapse; font-size: .96rem; }
.np-review-info th, .np-review-info td { text-align: left; padding: .68rem .5rem; border-bottom: 1px solid var(--np-line); vertical-align: top; }
.np-review-info tr:last-child th, .np-review-info tr:last-child td { border-bottom: none; }
.np-review-info th {
  width: 34%; color: var(--np-muted); font-weight: 700;
  font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; padding-top: .78rem;
}
.np-review-info td { overflow-wrap: anywhere; }
.np-status {
  display: inline-flex; align-items: center; gap: .45rem; font-size: .8rem; font-weight: 700;
  padding: .3rem .75rem; border-radius: 999px;
  background: var(--np-paper); color: var(--np-ink); border: 1.5px solid var(--np-gold);
}
.np-status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--np-gold-deep); flex: 0 0 auto; }
.np-status.is-verified { background: var(--np-red); color: #fff; border-color: var(--np-red); }
.np-status.is-verified::before { background: #fff; }
.np-unverified { color: var(--np-muted); font-style: italic; }

/* ===== LONGFORM ===== */
.np-progress {
  position: fixed; top: 0; left: 0; height: 4px; width: 0; z-index: 100;
  background: linear-gradient(90deg, var(--np-red), var(--np-gold));
  box-shadow: 0 1px 6px rgb(184 32 48 / .35);
}
.np-longform-hero { margin-bottom: 2rem; }
.np-longform-hero img { width: 100%; border-radius: var(--np-r-l); box-shadow: var(--np-sh-2); display: block; }
.np-lead {
  font-size: 1.28rem; line-height: 1.58; color: var(--np-ink-2); font-weight: 500;
  border-left: 4px solid var(--np-gold); padding-left: 1.15rem; margin: 1.3rem 0 1.8rem;
}
.np-toc {
  border: 1px solid var(--np-line); border-radius: var(--np-r-l);
  padding: 1.35rem 1.55rem; background: var(--np-paper); margin: 0 0 2.2rem;
}
.np-toc h2 { font-size: .92rem; margin: 0 0 .7rem; text-transform: uppercase; letter-spacing: .09em; color: var(--np-red); }
.np-toc ol { margin: 0; padding-left: 0; list-style: none; counter-reset: nptoc; }
.np-toc li { counter-increment: nptoc; border-bottom: 1px dashed var(--np-line); padding: .42rem 0; margin: 0; }
.np-toc li:last-child { border-bottom: none; }
.np-toc a {
  color: var(--np-ink); text-decoration: none; display: flex; gap: .7rem; align-items: baseline;
  transition: color .2s var(--np-ease), transform .2s var(--np-ease);
}
.np-toc a::before {
  content: counter(nptoc, decimal-leading-zero); color: var(--np-red); font-weight: 800;
  font-size: .82em; min-width: 2em; flex: 0 0 auto;
}
.np-toc a:hover { color: var(--np-red-dark); transform: translateX(3px); }

/* Phân trang lưu trữ / tìm kiếm */
.wp-block-query-pagination { margin-top: 2.4rem; gap: .4rem; }
.wp-block-query-pagination .page-numbers, .wp-block-query-pagination-numbers a,
.wp-block-query-pagination-previous, .wp-block-query-pagination-next {
  border: 1px solid var(--np-line-strong); border-radius: 999px; padding: .42rem .95rem;
  text-decoration: none; color: var(--np-ink); font-weight: 600; font-size: .92rem; background: #fff;
}
.wp-block-query-pagination .page-numbers.current { background: var(--np-red); border-color: var(--np-red); color: #fff; }
.wp-block-query-title { position: relative; padding-bottom: .85rem; border-bottom: 1px solid var(--np-line); margin-bottom: 1.6rem; }

/* ===== CÔNG CỤ TƯƠNG TÁC (markup của plugin, trình bày nâng cấp ở theme) ===== */
section.np-checklist, section.np-tree {
  border-radius: var(--np-r-l); box-shadow: var(--np-sh-1);
  padding: 1.6rem 1.7rem; margin: 2rem 0;
}
section.np-checklist { border: 1px solid var(--np-line); border-top: 5px solid var(--np-red); background: #fff; }
section.np-tree { border: 1px solid var(--np-line); border-top: 5px solid var(--np-ink); background: linear-gradient(180deg, #FBF8F1, var(--np-paper)); }
section.np-checklist .np-tool-btn, section.np-tree .np-tool-btn {
  border: 1.5px solid var(--np-ink); border-radius: 999px; padding: .52rem 1rem;
  transition: background .22s var(--np-ease), color .22s var(--np-ease), border-color .22s var(--np-ease), transform .15s var(--np-ease);
}
section.np-checklist .np-tool-btn:hover, section.np-tree .np-tool-btn:hover {
  background: var(--np-ink); border-color: var(--np-ink); color: var(--np-paper);
}
section.np-checklist .np-tool-btn:active, section.np-tree .np-tool-btn:active { transform: scale(.97); }
.np-checklist-progress {
  display: inline-block; background: var(--np-paper); border: 1.5px solid var(--np-gold);
  border-radius: 999px; padding: .35rem .9rem; font-size: .95rem;
}
section.np-checklist .np-checklist-item { padding: .8rem .5rem; border-radius: var(--np-r-s); transition: background .2s var(--np-ease); }
section.np-checklist .np-checklist-item:hover { background: rgb(246 243 237 / .7); }
section.np-checklist .np-checklist-item input[type="checkbox"] { width: 1.35rem; height: 1.35rem; cursor: pointer; }
section.np-tree .np-tree-node { border-radius: var(--np-r-m); box-shadow: var(--np-sh-1); padding: 1.35rem 1.45rem; }
section.np-tree .np-tree-question { font-size: 1.18rem; font-weight: 700; line-height: 1.45; }
section.np-tree .np-tree-option {
  border: 2px solid var(--np-red); border-radius: 999px; padding: .68rem 1.25rem;
  font-size: .98rem; background: #fff; color: var(--np-red);
  transition: background .22s var(--np-ease), color .22s var(--np-ease), transform .22s var(--np-ease), box-shadow .22s var(--np-ease);
}
section.np-tree .np-tree-option:hover { background: var(--np-red); color: #fff; transform: translateY(-1px); box-shadow: var(--np-sh-1); }
section.np-tree .np-tree-result-title { display: flex; align-items: center; gap: .65rem; font-size: 1.22rem; }
section.np-tree .np-tree-result-title::before { content: ""; width: 26px; height: 4px; background: var(--np-gold); border-radius: 2px; flex: 0 0 auto; }
section.np-tree .np-tree-checks { list-style: none; margin-left: 0; }
section.np-tree .np-tree-checks li { position: relative; padding-left: 1.7rem; margin: .5rem 0; }
section.np-tree .np-tree-checks li::before {
  content: "✓"; position: absolute; left: 0; top: 0; color: var(--np-red); font-weight: 800;
}
.np-tree-stage > * { animation: np-fade-up .35s var(--np-ease); }

/* ===== INFOGRAPHIC (markup của plugin, trình bày nâng cấp ở theme) ===== */
div.np-info { border-radius: var(--np-r-l); box-shadow: var(--np-sh-1); padding: 1.7rem 1.8rem; }
div.np-info .np-info-title { font-size: 1.62rem; line-height: 1.28; letter-spacing: -.015em; }
div.np-info .np-info-list li { border-radius: var(--np-r-m); padding-left: 3.6rem; }
div.np-info .np-info-list li::before { width: 2rem; height: 2rem; left: .95rem; font-size: 1rem; }
div.np-info .np-info-pair { border-radius: var(--np-r-m); padding: .95rem 1.1rem; }
div.np-info .np-info-ba-col { border-radius: var(--np-r-m); padding: 1.05rem 1.15rem; }
div.np-info .np-info-ba-col.is-after { border: 2px solid var(--np-red); box-shadow: var(--np-sh-1); }
div.np-info .np-info-table tbody tr:nth-child(even) td, div.np-info .np-info-table tbody tr:nth-child(even) th { background: rgb(246 243 237 / .5); }
div.np-info .np-info-flow-node { border-radius: var(--np-r-m); padding: 1rem 1.1rem; }
div.np-info .np-info-flow-a { border-radius: var(--np-r-s); }

/* Biểu mẫu phản ánh: đồng bộ bo góc + khoảng đệm với hệ thống */
.np-feedback-form input[type="url"], .np-feedback-form input[type="text"],
.np-feedback-form input[type="email"], .np-feedback-form textarea { border-radius: var(--np-r-s); padding: .7rem .85rem; }
.np-feedback-notice { border-radius: 0 var(--np-r-s) var(--np-r-s) 0; }

/* ===== TRẠNG THÁI FOCUS BẰNG BÀN PHÍM (WCAG 2.2 AA, 2.4.7 / 2.4.13) =====
   Viền đỏ #B82030 trên nền trắng đạt 6.39:1 và trên nền giấy đạt 5.77:1 (mục tiêu phi văn bản ≥3:1);
   trong footer nền charcoal, đỏ chỉ đạt 2.54:1 nên dùng viền vàng #B39558 (5.69:1 trên charcoal). */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible,
.wp-block-navigation__responsive-container-open:focus-visible,
.wp-block-navigation__responsive-container-close:focus-visible {
  outline: 3px solid var(--np-red);
  outline-offset: 2px;
}
.np-footer a:focus-visible,
.np-footer button:focus-visible,
.np-heritage--dark a:focus-visible,
.np-heritage--dark button:focus-visible {
  outline-color: var(--np-gold);
}
/* Skip-link do lõi WordPress tự chèn — củng cố trạng thái focus để luôn nhìn thấy rõ. */
.skip-link:focus {
  outline: 3px solid var(--np-red);
  outline-offset: 2px;
}

/* ===== VI CHUYỂN ĐỘNG (CSS thuần, chỉ khi người dùng không yêu cầu giảm chuyển động) ===== */
@keyframes np-fade-up { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes np-rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: no-preference) {
  .np-hero-slogan { animation: np-fade-up .6s var(--np-ease) both; }
  .np-hero h1 { animation: np-fade-up .6s var(--np-ease) .06s both; }
  .np-hero h1 + p, .np-hero .has-large-font-size { animation: np-fade-up .6s var(--np-ease) .12s both; }
  .np-hero .wp-block-search { animation: np-fade-up .6s var(--np-ease) .18s both; }
  .np-hero .np-chips { animation: np-fade-up .6s var(--np-ease) .24s both; }
  .np-hero-steps li { animation: np-fade-up .6s var(--np-ease) .3s both; }
  .np-hero-steps li:nth-child(2) { animation-delay: .38s; }
  .np-hero-steps li:nth-child(3) { animation-delay: .46s; }
  .np-hero-media { animation: np-fade-up .6s var(--np-ease) .52s both; }
  /* Xuất hiện khi cuộn tới: chỉ áp khi trình duyệt hỗ trợ scroll-timeline;
     trình duyệt không hỗ trợ thì phần tử hiển thị tĩnh như cũ, không bị ẩn. */
  @supports (animation-timeline: view()) {
    .wp-block-post-template > li, .np-topic-card, .np-heritage {
      animation: np-rise linear both;
      animation-timeline: view();
      animation-range: entry 0% entry 55%;
    }
  }
}
/* Tôn trọng giảm chuyển động ở mức hệ điều hành: tắt cuộn mượt, chuyển cảnh và hoạt ảnh. */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .np-card:hover, section.np-tree .np-tree-option:hover, .np-chips a:hover { transform: none; }
}

/* ===== RESPONSIVE: 1024 / 900 / 782 / 640 / 480 ===== */
@media (max-width: 1024px) {
  .np-hero-steps { gap: 1.4rem; }
  .np-hero-steps li + li { padding-left: 1.4rem; }
}
@media (max-width: 900px) {
  .np-topic-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 782px) {
  .np-review-info th { width: 42%; }
}
@media (max-width: 640px) {
  .np-hero-steps { flex-direction: column; gap: 1rem; }
  .np-hero-steps li + li { border-left: none; border-top: 1px dashed var(--np-line-strong); padding-left: 0; padding-top: 1rem; }
  .np-prose blockquote, .np-prose .wp-block-quote { font-size: 1.18rem; padding: 1.25rem 1.25rem 1.25rem 3.1rem; }
  .np-prose .wp-block-pullquote { font-size: 1.32rem; }
  section.np-checklist, section.np-tree { padding: 1.25rem 1.2rem; }
  div.np-info { padding: 1.25rem 1.2rem; }
}
@media (max-width: 480px) {
  .np-topic-grid { grid-template-columns: 1fr; }
  .np-logo-img { height: 44px; }
  .np-slogan { display: none; }
  .np-tier1, .np-legal-basis, .np-review-info { padding: 1.15rem 1.1rem; }
  .np-card > :not(.wp-block-post-featured-image) { padding-left: 1.1rem; padding-right: 1.1rem; }
  .np-hero .wp-block-search { max-width: 100%; }
  .np-hero .wp-block-search__button { padding: .8rem 1.05rem; }
  .np-prose { font-size: 1.03rem; }
  .np-toc { padding: 1.1rem 1.15rem; }
}

/* ===== IN ẤN (checklist, sơ đồ, infographic, bài viết) ===== */
@media print {
  .np-staging-bar, .np-header, .np-footer, .np-progress,
  .np-checklist-actions, .np-tree-nav, .np-toc { display: none !important; }
  body { font-size: 11pt; }
  a { color: var(--np-ink); text-decoration: none; }
  .np-info, section.np-checklist, section.np-tree, .np-tier1,
  .np-legal-basis, .np-review-info, .np-card, .np-diagram .np-step {
    box-shadow: none !important; break-inside: avoid;
    -webkit-print-color-adjust: exact; print-color-adjust: exact;
  }
}