/* ==========================================================================
   VUI KHỎE 247 — theme stylesheet
   Kế thừa cấu trúc magnews2 (utils: bg0..bg11 / cl0..cl18 / f1-*, f2-*)
   Bảng màu: teal là chính, cam/đỏ của template giữ vai trò phụ.
   ========================================================================== */

:root {
  --vk-primary: #0f9d8f;
  --vk-primary-dark: #0b7d72;
  --vk-primary-light: #e6f6f4;
  --vk-primary-soft: #b8e3dd;
  --vk-accent: #ff7b54;
  --vk-accent-2: #e63946;
  --vk-ink: #1d2b2a;
  --vk-ink-soft: #4a5c5a;
  --vk-muted: #7a8b89;
  --vk-line: #e3ebe9;
  --vk-bg-soft: #f6faf9;
  --vk-radius: 10px;
  --vk-radius-lg: 16px;
  --vk-shadow: 0 2px 10px rgba(13, 60, 56, .06);
  --vk-shadow-lg: 0 10px 30px rgba(13, 60, 56, .12);
  --vk-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue",
             Arial, "Noto Sans", "Liberation Sans", sans-serif;
  --vk-font-heading: var(--vk-font);
  --vk-wrap: 1200px;
}

/* --------------------------------------------------------------- base ---- */
html { -webkit-text-size-adjust: 100%; }

body,
body.vk-body {
  margin: 0;
  font-family: var(--vk-font);
  font-size: 17px;
  line-height: 1.7;
  color: var(--vk-ink);
  background: #fff;
  overflow-x: hidden;
}

/* Ghi đè các utility font của template (Roboto-Regular/Lato-Regular...) bằng
   font hệ thống để tiếng Việt hiển thị đúng dấu và không cần tải font ngoài. */
body [class*="f1-"],
body [class*="f2-"],
body .vk-page,
body .vk-page input,
body .vk-page select,
body .vk-page textarea,
body .vk-page button {
  font-family: var(--vk-font);
}

.vk-page img { max-width: 100%; height: auto; }

.vk-page a { color: var(--vk-primary-dark); transition: color .2s ease; }
.vk-page a:hover,
.vk-page a:focus { color: var(--vk-accent); text-decoration: none; }

.vk-page h1, .vk-page h2, .vk-page h3,
.vk-page h4, .vk-page h5, .vk-page h6 {
  font-family: var(--vk-font-heading);
  color: var(--vk-ink);
  font-weight: 700;
  line-height: 1.32;
  margin: 0 0 .5em;
}

.vk-page :focus-visible {
  outline: 3px solid var(--vk-primary-soft);
  outline-offset: 2px;
}

.vk-container,
.vk-page .container {
  width: 100%;
  max-width: var(--vk-wrap);
  margin: 0 auto;
  padding-left: 15px;
  padding-right: 15px;
}

.vk-sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link { position: absolute; left: -9999px; }
.skip-link:focus {
  left: 8px; top: 8px; z-index: 9999; background: #fff;
  padding: 8px 14px; border-radius: 6px; box-shadow: var(--vk-shadow-lg);
}

/* ------------------------------------------------------------- topbar ---- */
.vk-topbar {
  background: var(--vk-primary-dark);
  color: #eafaf7;
  font-size: 13.5px;
  line-height: 1.4;
}
.vk-topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; min-height: 40px; padding: 4px 0; flex-wrap: wrap;
}
.vk-topbar-left { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.vk-topbar-date,
.vk-topbar-slogan { display: inline-flex; align-items: center; gap: 6px; color: #d8f2ee; }
.vk-topbar-slogan { font-weight: 600; }
.vk-topbar i, .vk-topbar .zmdi { font-size: 15px; }
.vk-topbar a { color: #fff; opacity: .92; }
.vk-topbar a:hover { color: #ffe08a; opacity: 1; }
.vk-topbar-right { display: flex; align-items: center; gap: 10px; }
.vk-topbar-right .region-topbar { display: flex; align-items: center; gap: 10px; }
.vk-topbar .block { margin: 0; }

/* ------------------------------------------------------------- header ---- */
.vk-header { background: #fff; border-bottom: 1px solid var(--vk-line); }
.vk-header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; padding: 18px 0;
}
.vk-branding { display: flex; align-items: center; gap: 14px; min-width: 0; }
.vk-branding .block { margin: 0; }
.vk-branding img { max-height: 56px; width: auto; }
.vk-branding a { display: inline-flex; align-items: center; text-decoration: none; }
.vk-brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.vk-brand-name {
  font-size: 24px; font-weight: 800; color: var(--vk-primary-dark);
  letter-spacing: .2px;
}
.vk-brand-slogan { font-size: 13px; color: var(--vk-muted); font-weight: 500; }

.vk-header-aside { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; justify-content: flex-end; }
.vk-header-cta {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--vk-primary-light); color: var(--vk-primary-dark);
  border-radius: 999px; padding: 9px 18px; font-size: 14px; font-weight: 700;
  border: 1px solid var(--vk-primary-soft); white-space: nowrap;
}
.vk-header-cta:hover { background: var(--vk-primary); color: #fff; }

/* ---------------------------------------------------------------- nav ---- */
.vk-nav {
  background: #fff;
  border-top: 3px solid var(--vk-primary);
  box-shadow: 0 4px 14px rgba(13, 60, 56, .07);
  position: relative; z-index: 60;
}
.vk-nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.vk-nav .region-primary-menu { flex: 1 1 auto; min-width: 0; }
.vk-nav .block { margin: 0; }

.vk-nav-toggle {
  display: none;
  align-items: center; gap: 8px;
  background: var(--vk-primary-light); color: var(--vk-primary-dark);
  border: 1px solid var(--vk-primary-soft); border-radius: 8px;
  padding: 9px 14px; font-size: 14px; font-weight: 700; cursor: pointer;
  margin: 8px 0;
}
.vk-nav-toggle .zmdi { font-size: 20px; }

ul.vk-menu {
  list-style: none; margin: 0; padding: 0;
  display: flex; align-items: stretch; flex-wrap: wrap;
}
ul.vk-menu li { position: relative; }
ul.vk-menu > li > a {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 15px 18px; font-size: 15px; font-weight: 700;
  color: var(--vk-ink); text-transform: uppercase; letter-spacing: .3px;
  border-bottom: 3px solid transparent; margin-bottom: -3px;
}
ul.vk-menu > li > a:hover,
ul.vk-menu > li > a.is-active,
ul.vk-menu > li.menu-item--active-trail > a {
  color: var(--vk-primary-dark);
  border-bottom-color: var(--vk-accent);
  background: var(--vk-primary-light);
}
ul.vk-menu ul.sub-menu {
  list-style: none; margin: 0; padding: 8px 0;
  position: absolute; top: 100%; left: 0; min-width: 230px;
  background: #fff; border: 1px solid var(--vk-line);
  border-radius: var(--vk-radius); box-shadow: var(--vk-shadow-lg);
  display: none; z-index: 200;
}
ul.vk-menu li:hover > ul.sub-menu,
ul.vk-menu li:focus-within > ul.sub-menu { display: block; }
ul.vk-menu ul.sub-menu a {
  display: block; padding: 9px 18px; font-size: 14.5px;
  font-weight: 600; color: var(--vk-ink-soft);
}
ul.vk-menu ul.sub-menu a:hover { background: var(--vk-primary-light); color: var(--vk-primary-dark); }

/* Ẩn mọi mục menu demo của template (trỏ tới *.html) */
ul.vk-menu a[href$=".html"],
.main-menu a[href$=".html"] { display: none !important; }
ul.vk-menu li:has(> a[href$=".html"]) { display: none !important; }

/* --------------------------------------------------------- breadcrumb ---- */
.vk-crumbbar { padding: 14px 0 0; }
.vk-crumbbar .headline {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
  background: var(--vk-bg-soft); border: 1px solid var(--vk-line);
  border-radius: 999px; padding: 8px 18px; font-size: 13.5px;
}
.vk-crumbbar .breadcrumb {
  display: flex; align-items: center; flex-wrap: wrap; gap: 6px;
  margin: 0; padding: 0; background: none; border-radius: 0;
}
.vk-crumbbar .breadcrumb-item { color: var(--vk-muted); font-size: 13.5px; }
.vk-crumbbar .breadcrumb-item + .breadcrumb-item::before {
  content: "›"; color: var(--vk-primary-soft); margin-right: 6px; font-size: 15px;
}
.vk-crumbbar .breadcrumb-item a { color: var(--vk-ink-soft); font-weight: 600; }
.vk-crumbbar .breadcrumb-item a:hover { color: var(--vk-primary-dark); }
.vk-crumbbar .breadcrumb-item.active { color: var(--vk-muted); }

/* --------------------------------------------------------------- main ---- */
.vk-main { padding: 26px 0 60px; background: #fff; }
.vk-main > .container > .row { display: flex; flex-wrap: wrap; }
.vk-content-col { min-width: 0; }
.vk-highlighted, .vk-messages { margin-bottom: 22px; }

/* ----------------------------------------------------------- messages ---- */
.messages, .vk-messages__item {
  border-radius: var(--vk-radius); padding: 14px 18px; margin-bottom: 14px;
  border-left: 5px solid var(--vk-primary); background: var(--vk-primary-light);
  color: #0a4a43; font-size: 15.5px;
}
.messages--error, .vk-messages__item--error {
  border-left-color: var(--vk-accent-2); background: #fdeced; color: #8c1c25;
}
.messages--warning, .vk-messages__item--warning {
  border-left-color: var(--vk-accent); background: #fff4ee; color: #8a4620;
}
.messages--status, .vk-messages__item--status {
  border-left-color: var(--vk-primary); background: var(--vk-primary-light); color: #0a4a43;
}
.messages ul { margin: 0; padding-left: 20px; }

/* -------------------------------------------------------- article card ---- */
.vk-card {
  background: #fff; border: 1px solid var(--vk-line);
  border-radius: var(--vk-radius-lg); overflow: hidden;
  box-shadow: var(--vk-shadow); height: 100%;
  display: flex; flex-direction: column;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  margin-bottom: 26px;
}
.vk-card:hover {
  transform: translateY(-3px); box-shadow: var(--vk-shadow-lg);
  border-color: var(--vk-primary-soft);
}
.vk-card-image { display: block; overflow: hidden; background: var(--vk-bg-soft); }
.vk-card-image img {
  display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover;
  transition: transform .35s ease;
}
.vk-card:hover .vk-card-image img { transform: scale(1.04); }
.vk-card-body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 10px; flex: 1 1 auto; }
.vk-card-title { font-size: 18px; line-height: 1.42; margin: 0; font-weight: 700; }
.vk-card-title a { color: var(--vk-ink); }
.vk-card-title a:hover { color: var(--vk-primary-dark); }
.vk-card-summary { font-size: 15px; color: var(--vk-ink-soft); margin: 0; }
.vk-card-summary p { margin: 0; }
.vk-card-meta {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  margin-top: auto; padding-top: 10px;
  border-top: 1px dashed var(--vk-line);
  font-size: 13px; color: var(--vk-muted);
}
.vk-card-meta .zmdi, .vk-card-meta i { font-size: 15px; color: var(--vk-primary); }

.vk-badge {
  display: inline-flex; align-items: center; gap: 5px;
  background: var(--vk-primary); color: #fff !important;
  font-size: 11.5px; font-weight: 700; letter-spacing: .6px;
  text-transform: uppercase; padding: 4px 11px; border-radius: 999px;
  align-self: flex-start;
}
.vk-badge:hover { background: var(--vk-accent); color: #fff !important; }
.vk-badge--soft { background: var(--vk-primary-light); color: var(--vk-primary-dark) !important; }

/* ----------------------------------------------------- article (full) ---- */
.vk-article {
  background: #fff; border: 1px solid var(--vk-line); border-radius: var(--vk-radius-lg);
  box-shadow: var(--vk-shadow); padding: 28px 30px 34px;
}
.vk-article-head { border-bottom: 1px solid var(--vk-line); padding-bottom: 18px; margin-bottom: 22px; }
.vk-article-title { font-size: clamp(24px, 3.1vw, 34px); line-height: 1.3; margin: 12px 0 12px; }
.vk-article-meta { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; font-size: 14px; color: var(--vk-muted); }
.vk-article-meta .zmdi, .vk-article-meta i { color: var(--vk-primary); font-size: 16px; }
.vk-article-image { margin: 0 0 24px; }
.vk-article-image img { width: 100%; border-radius: var(--vk-radius); display: block; }
.vk-article-image figcaption,
.vk-article-image .field__item + .field__item { font-size: 13px; color: var(--vk-muted); }

/* nội dung bài viết */
.vk-article-body { font-size: 17px; line-height: 1.78; color: #22312f; }
.field--name-body { font-size: inherit; line-height: inherit; }
.vk-article-body p,
.field--name-body p { margin: 0 0 1.15em; }
.vk-article-body h2,
.field--name-body h2 {
  font-size: 25px; margin: 1.6em 0 .6em; padding-left: 14px;
  border-left: 5px solid var(--vk-primary); line-height: 1.35;
}
.vk-article-body h3,
.field--name-body h3 { font-size: 21px; margin: 1.4em 0 .55em; color: var(--vk-primary-dark); }
.vk-article-body h4,
.field--name-body h4 { font-size: 18px; margin: 1.3em 0 .5em; }
.vk-article-body ul,
.vk-article-body ol,
.field--name-body ul,
.field--name-body ol {
  margin: 0 0 1.15em; padding-left: 1.4em;
}
.vk-article-body ul li,
.field--name-body ul li { list-style: disc; margin-bottom: .45em; }
.vk-article-body ol li,
.field--name-body ol li { list-style: decimal; margin-bottom: .45em; }
.vk-article-body li::marker { color: var(--vk-primary); }
.vk-article-body blockquote,
.field--name-body blockquote {
  margin: 1.6em 0; padding: 18px 22px;
  background: var(--vk-primary-light); border-left: 5px solid var(--vk-primary);
  border-radius: 0 var(--vk-radius) var(--vk-radius) 0;
  font-size: 18px; font-style: italic; color: #17544d;
}
.vk-article-body blockquote p:last-child { margin-bottom: 0; }
.vk-article-body a, .field--name-body a { color: var(--vk-primary-dark); text-decoration: underline; text-underline-offset: 2px; }
.vk-article-body a:hover, .field--name-body a:hover { color: var(--vk-accent); }
.vk-article-body img, .field--name-body img {
  max-width: 100%; height: auto; border-radius: var(--vk-radius);
  margin: 1em 0; display: block;
}
.vk-article-body figure { margin: 1.4em 0; }
.vk-article-body figcaption { font-size: 13.5px; color: var(--vk-muted); text-align: center; }
.vk-article-body table, .field--name-body table {
  width: 100%; border-collapse: collapse; margin: 1.4em 0; font-size: 15.5px;
}
.vk-article-body th, .vk-article-body td,
.field--name-body th, .field--name-body td {
  border: 1px solid var(--vk-line); padding: 10px 14px; text-align: left;
}
.vk-article-body thead th,
.field--name-body thead th { background: var(--vk-primary-light); color: var(--vk-primary-dark); }
.vk-article-body tbody tr:nth-child(even),
.field--name-body tbody tr:nth-child(even) { background: var(--vk-bg-soft); }
.vk-article-body hr { border: 0; border-top: 1px solid var(--vk-line); margin: 2em 0; }
.vk-article-body iframe { max-width: 100%; border-radius: var(--vk-radius); }

/* tags + links của node */
.vk-article-tags {
  margin-top: 28px; padding-top: 18px; border-top: 1px dashed var(--vk-line);
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 14px;
}
.vk-article-tags .field__label { font-weight: 700; color: var(--vk-ink-soft); margin: 0; }
.vk-article-tags .field__items { display: flex; gap: 8px; flex-wrap: wrap; }
.vk-article-tags a {
  display: inline-block; background: var(--vk-bg-soft);
  border: 1px solid var(--vk-line); border-radius: 999px;
  padding: 4px 13px; font-size: 13px; color: var(--vk-ink-soft) !important;
  text-decoration: none;
}
.vk-article-tags a:hover { background: var(--vk-primary); border-color: var(--vk-primary); color: #fff !important; }
.vk-article .node__links,
.vk-article .links.inline { margin-top: 22px; display: flex; gap: 14px; flex-wrap: wrap; font-size: 14px; }
.vk-article .links.inline a { text-decoration: none; font-weight: 600; }

/* --------------------------------------------------------- page (basic) --- */
.vk-page-node {
  background: #fff; border: 1px solid var(--vk-line); border-radius: var(--vk-radius-lg);
  box-shadow: var(--vk-shadow); padding: 28px 30px 34px;
}
.vk-page-node .vk-article-title { margin-top: 0; }
.vk-page-node .field--name-body { font-size: 17px; line-height: 1.78; color: #22312f; }

/* ---------------------------------------------------------- taxonomy ----- */
.vk-term-head {
  background: linear-gradient(135deg, var(--vk-primary) 0%, var(--vk-primary-dark) 100%);
  color: #fff; border-radius: var(--vk-radius-lg); padding: 26px 28px; margin-bottom: 26px;
}
.vk-term-head h1 { color: #fff; font-size: clamp(22px, 2.6vw, 30px); margin: 0 0 8px; }
.vk-term-head .vk-term-count { font-size: 14px; color: #d8f2ee; }
.vk-term-desc { color: #eafaf7; font-size: 15.5px; margin: 10px 0 0; }
.vk-term-desc p:last-child { margin-bottom: 0; }

/* -------------------------------------------------------------- pager ---- */
.vk-pager, .pager {
  margin: 10px 0 30px; padding: 0; list-style: none;
  display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap;
}
.vk-pager a, .vk-pager span,
.pager a, .pager span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 42px; height: 42px; padding: 0 14px;
  border: 1px solid var(--vk-line); border-radius: 10px;
  background: #fff; color: var(--vk-ink-soft); font-size: 15px; font-weight: 600;
  text-decoration: none;
}
.vk-pager a:hover, .pager a:hover { border-color: var(--vk-primary); color: var(--vk-primary-dark); background: var(--vk-primary-light); }
.vk-pager .is-active, .pager .is-active { background: var(--vk-primary); border-color: var(--vk-primary); color: #fff; }
.pager__item--ellipsis { border: 0; background: none; }

/* ------------------------------------------------------------ sidebar ---- */
.vk-sidebar { min-width: 0; }
.vk-sidebar .block {
  background: #fff; border: 1px solid var(--vk-line); border-radius: var(--vk-radius-lg);
  padding: 18px 20px; margin-bottom: 22px; box-shadow: var(--vk-shadow);
}
.vk-sidebar .block__title,
.vk-sidebar h2.block-title,
.vk-sidebar .block-title {
  font-size: 15px; text-transform: uppercase; letter-spacing: .6px;
  color: var(--vk-primary-dark); margin: 0 0 14px; padding-bottom: 10px;
  border-bottom: 2px solid var(--vk-primary-light);
}
.vk-sidebar .block ul { list-style: none; margin: 0; padding: 0; }
.vk-sidebar .block li { border-bottom: 1px dashed var(--vk-line); }
.vk-sidebar .block li:last-child { border-bottom: 0; }
.vk-sidebar .block li a { display: block; padding: 8px 0; font-size: 15px; color: var(--vk-ink-soft); }
.vk-sidebar .block li a:hover { color: var(--vk-primary-dark); padding-left: 4px; }
.vk-sidebar .views-field-title a { font-weight: 600; color: var(--vk-ink); }
.vk-sidebar .views-field-created { font-size: 12.5px; color: var(--vk-muted); }

/* ----------------------------------------------------------- search form -- */
.vk-search-form { position: relative; display: flex; align-items: center; }
.vk-search-form input[type="search"],
.vk-search-form input[type="text"] {
  width: 100%; border: 1px solid var(--vk-line); border-radius: 999px;
  background: var(--vk-bg-soft); padding: 11px 48px 11px 20px;
  font-size: 14.5px; color: var(--vk-ink); outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.vk-search-form input:focus {
  border-color: var(--vk-primary); background: #fff;
  box-shadow: 0 0 0 3px rgba(15, 157, 143, .14);
}
.vk-search-form .form-actions { position: absolute; right: 4px; top: 50%; transform: translateY(-50%); margin: 0; }
.vk-search-form .form-submit,
.vk-search-form button {
  width: 38px; height: 38px; border-radius: 50%; border: 0;
  background: var(--vk-primary); color: #fff; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 0; text-indent: -9999px; overflow: hidden;
}
.vk-search-form .form-submit::before,
.vk-search-form button::before {
  content: "\\1F50D"; font-size: 16px; text-indent: 0; display: block;
}
.vk-search-form .form-submit:hover, .vk-search-form button:hover { background: var(--vk-accent); }

/* form controls chung */
.vk-page input[type="text"], .vk-page input[type="email"],
.vk-page input[type="password"], .vk-page input[type="search"],
.vk-page textarea, .vk-page select {
  border: 1px solid var(--vk-line); border-radius: 8px;
  padding: 10px 14px; font-size: 15.5px; max-width: 100%;
}
.vk-page .form-item { margin-bottom: 14px; }
.vk-page .form-item label { font-weight: 600; color: var(--vk-ink-soft); font-size: 14.5px; }
.vk-page .button, .vk-page input[type="submit"] {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--vk-primary); color: #fff; border: 0; border-radius: 999px;
  padding: 11px 26px; font-size: 15px; font-weight: 700; cursor: pointer;
  transition: background .2s ease;
}
.vk-page .button:hover, .vk-page input[type="submit"]:hover { background: var(--vk-primary-dark); color: #fff; }

/* -------------------------------------------------------------- footer ---- */
.vk-footer { background: #12312d; color: #cfe6e2; margin-top: 10px; }
.vk-footer a { color: #eafaf7; }
.vk-footer a:hover { color: #ffd166; }
.vk-footer-top { padding: 44px 0 26px; }
.vk-footer-grid {
  display: grid; grid-template-columns: 1.15fr 1fr 1fr; gap: 34px;
}
.vk-footer-col h2, .vk-footer-col h3,
.vk-footer-col .block-title, .vk-footer-col h2.block-title {
  color: #fff; font-size: 15px; text-transform: uppercase; letter-spacing: .8px;
  margin: 0 0 16px; padding-bottom: 10px; border-bottom: 1px solid rgba(255,255,255,.14);
}
.vk-footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.vk-footer-brand img { max-height: 46px; width: auto; filter: brightness(0) invert(1); }
.vk-footer-name { font-size: 20px; font-weight: 800; color: #fff; }
.vk-footer-text { font-size: 14.5px; color: #a9c9c4; line-height: 1.75; }
.vk-footer .region-footer-top { display: contents; }
.vk-footer .block { margin: 0 0 20px; }
.vk-footer .block ul { list-style: none; margin: 0; padding: 0; }
.vk-footer .block li { padding: 6px 0; font-size: 14.5px; color: #a9c9c4; border-bottom: 1px dashed rgba(255,255,255,.08); }
.vk-footer .block li:last-child { border-bottom: 0; }
.vk-footer-bottom {
  background: #0c2421; padding: 16px 0; font-size: 13.5px; color: #8fb3ae;
  border-top: 1px solid rgba(255,255,255,.06);
}
.vk-footer-bottom-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
}
.vk-footer-bottom .region-footer-bottom { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.vk-footer-bottom .block { margin: 0; }

/* back to top */
.vk-back-to-top {
  position: fixed; right: 20px; bottom: 20px; z-index: 90;
  width: 46px; height: 46px; border-radius: 50%; border: 0;
  background: var(--vk-primary); color: #fff; cursor: pointer;
  display: none; align-items: center; justify-content: center;
  box-shadow: var(--vk-shadow-lg); font-size: 20px;
  transition: background .2s ease, transform .2s ease;
}
.vk-back-to-top:hover { background: var(--vk-accent); transform: translateY(-2px); }
.vk-back-to-top.is-visible { display: inline-flex; }

/* -------------------------------------------------------------- forms ----- */
.vk-page .form-text, .vk-page .description { font-size: 13.5px; color: var(--vk-muted); }
.vk-page details { border: 1px solid var(--vk-line); border-radius: var(--vk-radius); padding: 12px 16px; margin: 14px 0; }
.vk-page details summary { cursor: pointer; font-weight: 700; color: var(--vk-primary-dark); }

/* Ẩn các thành phần demo của template */
.vk-page .lang-switcher,
.vk-page .currency-switcher,
.vk-page .demo-social,
.vk-page .wrap-btn-demo,
.vk-page .js-hide,
.vk-page a[href="https://themewagon.com"] { display: none !important; }

.vk-page .visually-hidden,
.vk-page .sr-only { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* ---------------------------------------------------------- branding ----- */
.vk-brand-link { display: inline-flex; align-items: center; gap: 14px; text-decoration: none; }
.vk-brand-link .vk-logo { height: 52px; width: auto; }
.vk-meta-item { display: inline-flex; align-items: center; gap: 6px; }
.vk-readmore { margin-left: auto; font-size: 13.5px; font-weight: 700; color: var(--vk-primary-dark) !important; }
.vk-readmore:hover { color: var(--vk-accent) !important; }
.vk-tags-label { font-weight: 700; color: var(--vk-ink-soft); font-size: 14px; }
.vk-node-links, .vk-comments { margin-top: 24px; }
.vk-comments { border-top: 1px solid var(--vk-line); padding-top: 20px; }
.vk-figure { margin: 0; }
.vk-figure__item + .vk-figure__item { margin-top: 12px; }
.vk-table-scroll { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 1.4em 0; }
.vk-table-scroll table { margin: 0; min-width: 520px; }

/* ------------------------------------------------------------- hero ------ */
.vk-hero {
  background:
    radial-gradient(1000px 320px at 12% -30%, rgba(255, 209, 102, .28), transparent 70%),
    linear-gradient(135deg, #0f9d8f 0%, #0b7d72 58%, #0a6a61 100%);
  color: #fff;
  padding: 46px 0 50px;
}
.vk-hero-inner { max-width: 760px; }
.vk-hero-kicker {
  display: inline-block; background: rgba(255, 255, 255, .16);
  border: 1px solid rgba(255, 255, 255, .3); border-radius: 999px;
  padding: 5px 14px; font-size: 12px; font-weight: 800;
  letter-spacing: 1.2px; margin-bottom: 16px;
}
.vk-hero-title {
  color: #fff; font-size: clamp(26px, 3.6vw, 40px); line-height: 1.22;
  margin: 0 0 14px; font-weight: 800;
}
.vk-hero-text { color: #d9f4f0; font-size: 17px; line-height: 1.72; margin: 0; max-width: 640px; }

.vk-section-title {
  font-size: 20px; text-transform: uppercase; letter-spacing: .8px;
  color: var(--vk-ink); margin: 4px 0 22px; padding-bottom: 12px;
  border-bottom: 2px solid var(--vk-line); position: relative;
}
.vk-section-title::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 74px; height: 2px; background: var(--vk-accent);
}

/* danh sách bài (views/node listing) dạng lưới card */
.vk-content-col > .views-element-container .view-content,
.vk-content-col .view-content {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px;
}
.vk-content-col .view-content > .vk-card { margin-bottom: 0; }
.vk-content-col .view-header,
.vk-content-col .view-footer { margin-bottom: 20px; font-size: 15px; color: var(--vk-ink-soft); }

/* breadcrumb list reset */
ul.breadcrumb-list,
nav.breadcrumb ol {
  list-style: none; margin: 0; padding: 0;
  display: flex; align-items: center; flex-wrap: wrap; gap: 6px;
}
nav.breadcrumb { margin: 0; background: none; }

/* --------------------------------------------------------- responsive ---- */
/* < 768px */
@media (max-width: 767px) {
  body, body.vk-body { font-size: 16px; }
  .vk-topbar-inner { justify-content: center; text-align: center; }
  .vk-topbar-slogan { display: none; }
  .vk-header-inner { flex-direction: column; align-items: flex-start; gap: 12px; padding: 14px 0; }
  .vk-header-aside { width: 100%; justify-content: flex-start; }
  .vk-nav-toggle { display: inline-flex; }
  .vk-nav .region-primary-menu { display: none; width: 100%; }
  body.vk-menu-open .vk-nav .region-primary-menu { display: block; }
  body.vk-menu-open .vk-nav-inner { flex-wrap: wrap; }
  ul.vk-menu { flex-direction: column; width: 100%; }
  ul.vk-menu > li > a { padding: 12px 8px; border-bottom: 1px solid var(--vk-line); margin-bottom: 0; width: 100%; }
  ul.vk-menu ul.sub-menu { position: static; display: block; border: 0; box-shadow: none; padding-left: 16px; min-width: 0; }
  .vk-article, .vk-page-node { padding: 20px 18px 24px; border-radius: var(--vk-radius); }
  .vk-article-body, .vk-page-node .field--name-body { font-size: 16.5px; line-height: 1.72; }
  .vk-article-body h2, .field--name-body h2 { font-size: 21px; }
  .vk-article-body h3, .field--name-body h3 { font-size: 18.5px; }
  .vk-footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .vk-footer-bottom-inner { justify-content: center; text-align: center; }
  .vk-crumbbar .headline { border-radius: var(--vk-radius); }
  .vk-main { padding: 18px 0 40px; }
}

/* 768 – 991 */
@media (min-width: 768px) and (max-width: 991px) {
  body, body.vk-body { font-size: 16.5px; }
  .vk-header-inner { gap: 16px; }
  .vk-brand-name { font-size: 21px; }
  .vk-footer-grid { grid-template-columns: 1fr 1fr; gap: 26px; }
  .vk-article, .vk-page-node { padding: 24px 22px 28px; }
  ul.vk-menu > li > a { padding: 13px 12px; font-size: 14px; }
}

/* >= 992 */
@media (min-width: 992px) {
  .vk-article-body, .vk-page-node .field--name-body { font-size: 17.5px; }
  .vk-sidebar { padding-left: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* print */
@media print {
  .vk-topbar, .vk-nav, .vk-footer, .vk-back-to-top, .vk-sidebar, .vk-crumbbar { display: none !important; }
  .vk-article { border: 0; box-shadow: none; padding: 0; }
}

/* ================= tuning 25/10/2026 — anh Duy Anh duyệt ================= */
/* 1) Thẻ (tag) bài viết: chạy liên tục cùng hàng, chỉ xuống dòng khi hết chỗ */
.vk-article-tags {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 6px 8px; margin-top: 26px; padding-top: 18px;
  border-top: 1px solid var(--vk-line);
}
.vk-article-tags .vk-tag-list { display: contents; }
.vk-article-tags .vk-tag {
  display: inline-flex; align-items: center;
  padding: 3px 10px; border-radius: 999px;
  font-size: 12.5px; line-height: 1.65; font-weight: 600;
  background: var(--vk-primary-light); color: var(--vk-primary-dark) !important;
  border: 1px solid transparent; text-decoration: none !important;
  transition: background .18s ease, color .18s ease;
}
.vk-article-tags .vk-tag:hover { background: var(--vk-primary); color: #fff !important; }
.vk-tags-label { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; }

/* 2) Trang chuyên mục: ảnh–text cân đối, bỏ khoảng trống thừa */
body.path-taxonomy .vk-content-col .view-content {
  grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px;
}
body.path-taxonomy .vk-content-col .vk-card { margin-bottom: 0; }
body.path-taxonomy .vk-card-image .vk-figure,
body.path-taxonomy .vk-card-image .vk-figure__item { margin: 0; }
body.path-taxonomy .vk-card-image img { aspect-ratio: 16 / 9; }
body.path-taxonomy .vk-card-body { padding: 13px 15px 15px; gap: 7px; }
body.path-taxonomy .vk-card-body .vk-badge { font-size: 10.5px; padding: 3px 9px; }
body.path-taxonomy .vk-card-title { font-size: 16.5px; line-height: 1.38; }
body.path-taxonomy .vk-card-summary {
  font-size: 14px; line-height: 1.55; margin: 0;
  display: -webkit-box; -webkit-box-orient: vertical;
  -webkit-line-clamp: 3; overflow: hidden;
}
body.path-taxonomy .vk-card-meta { padding-top: 8px; font-size: 12.5px; gap: 10px; }
@media (max-width: 767px) {
  body.path-taxonomy .vk-content-col .view-content { grid-template-columns: minmax(0, 1fr); gap: 18px; }
}

/* 3) Footer menu (Giới thiệu · Liên hệ · Chính sách) */
.region-footer-bottom nav[role="navigation"] ul.menu,
.vk-footer-bottom-inner ul.menu {
  display: flex; flex-wrap: wrap; gap: 6px 20px;
  list-style: none; margin: 0; padding: 0;
}
.vk-footer-bottom-inner ul.menu li { margin: 0; }
.vk-footer-bottom-inner ul.menu a {
  color: #d8ece7; font-size: 13.5px; font-weight: 600;
  text-decoration: none; letter-spacing: .2px; transition: color .18s ease;
}
.vk-footer-bottom-inner ul.menu a:hover { color: #fff; text-decoration: underline; }
.vk-footer-bottom-inner ul.menu a.is-active { color: var(--vk-accent); }