/* --------------------------------------------------------------------------
 * Viana News Pro Design System
 * -------------------------------------------------------------------------- */
:root {
  /* Color tokens */
  --vn-primary: #17202a;
  --vn-secondary: #344354;
  --vn-accent: #e11d48;
  --vn-background: #f7f8fa;
  --vn-surface: #ffffff;
  --vn-surface-muted: #f1f3f6;
  --vn-border: #e2e7ec;
  --vn-text: #17202a;
  --vn-text-secondary: #6d7782;
  --vn-success: #17845b;
  --vn-warning: #b7791f;
  --vn-error: #c53030;
  --vn-dark: #11161d;

  /* Backward-compatible aliases used by existing templates */
  --vnp-accent: var(--vn-accent);
  --vnp-ink: var(--vn-text);
  --vnp-muted: var(--vn-text-secondary);
  --vnp-line: var(--vn-border);
  --vnp-surface: var(--vn-surface);
  --vnp-soft: var(--vn-surface-muted);
  --vnp-dark: var(--vn-dark);

  /* Radius, elevation and spacing tokens */
  --vn-radius-sm: 6px;
  --vn-radius-md: 10px;
  --vn-radius-lg: 14px;
  --vn-radius-xl: 22px;
  --vn-radius-pill: 999px;
  --vn-shadow-sm: 0 4px 14px rgba(18, 29, 43, .06);
  --vn-shadow-md: 0 14px 40px rgba(18, 29, 43, .08);
  --vn-shadow-lg: 0 24px 70px rgba(18, 29, 43, .14);
  --vn-space-1: 4px;
  --vn-space-2: 8px;
  --vn-space-3: 12px;
  --vn-space-4: 16px;
  --vn-space-5: 24px;
  --vn-space-6: 32px;
  --vn-space-7: 48px;
  --vn-space-8: 64px;
  --vn-container-narrow: 740px;
  --vn-container-content: 920px;
  --vn-container-wide: 1240px;

  /* Typography tokens */
  --vn-font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --vn-font-serif: Georgia, "Times New Roman", serif;
  --vn-text-xs: .68rem;
  --vn-text-sm: .8rem;
  --vn-text-md: 1rem;
  --vn-text-lg: 1.25rem;
  --vn-text-xl: clamp(1.65rem, 3vw, 2.6rem);

  /* Legacy layout tokens */
  --vnp-radius: var(--vn-radius-lg);
  --vnp-container: var(--vn-container-wide);
  --vnp-shadow: var(--vn-shadow-md);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-width: 0; margin: 0; overflow-x: hidden; color: var(--vn-text); background: var(--vn-background); font-family: var(--vn-font-sans); line-height: 1.6; }
body.dark-mode { --vn-primary: #f4f7fb; --vn-background: #11161d; --vn-surface: #151d26; --vn-surface-muted: #1d2732; --vn-border: #2b3541; --vn-text: #f4f7fb; --vn-text-secondary: #a7b0bc; --vnp-shadow: 0 14px 40px rgba(0, 0, 0, .22); }
h1, h2, h3, h4, h5, h6 { font-family: var(--vn-font-sans); font-weight: 800; }
p { margin-top: 0; }
a { color: inherit; text-decoration: none; }
a:hover, a:focus { color: var(--vnp-accent); }
img { display: block; max-width: 100%; height: auto; }
button, input { font: inherit; }
button:focus-visible, a:focus-visible, input:focus-visible { outline: 3px solid color-mix(in srgb, var(--vn-accent) 58%, white); outline-offset: 3px; }
.container { width: min(calc(100% - 48px), var(--vn-container-wide)); margin-inline: auto; }
.screen-reader-text { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.screen-reader-text:focus { top: 12px; left: 12px; width: auto; height: auto; padding: 12px 16px; margin: 0; clip: auto; color: #fff; background: var(--vnp-ink); z-index: 1000; }
.site-shell { min-height: 100vh; }
.vnp-sticky-header .site-header { position: sticky; top: 0; z-index: 50; }
.topbar { color: #c7d0d9; background: var(--vnp-dark); font-size: var(--vn-text-xs); letter-spacing: .02em; }
.topbar__inner, .topbar__left, .topbar__right { display: flex; align-items: center; }
.topbar__inner { justify-content: space-between; gap: 20px; padding: 9px 0; }
.topbar__left, .topbar__right { gap: 16px; }
.topbar__right > a { color: #fff; font-weight: 700; }
.topbar__right > a:hover { color: var(--vn-accent); }
.social-menu, .topbar__social ul { display: flex; align-items: center; gap: 10px; padding: 0; margin: 0; list-style: none; }
.topbar__social a { color: #c7d0d9; font-size: .7rem; }
.site-header { background: var(--vnp-surface); border-bottom: 1px solid var(--vnp-line); }
.site-header__main { display: flex; align-items: center; justify-content: space-between; min-height: 104px; gap: 24px; }
.site-branding { min-width: 0; }
.site-title { display: inline-block; color: var(--vnp-ink); font-size: clamp(1.5rem, 2.6vw, 2.1rem); font-weight: 850; letter-spacing: -.06em; line-height: 1; }
.site-title::after { display: inline-block; width: 8px; height: 8px; margin-left: 5px; border-radius: 50%; background: var(--vnp-accent); content: ""; }
.vnp-header-centered .site-header__main { justify-content: center; }
.vnp-header-centered .site-header__actions { position: absolute; right: max(24px, calc((100vw - var(--vn-container-wide)) / 2)); }
.custom-logo-link { display: block; }
.custom-logo { max-height: 58px; width: auto; }
.site-description { margin: 8px 0 0; color: var(--vnp-muted); font-size: .75rem; }
.site-header__actions { display: flex; align-items: center; gap: 8px; }
.icon-button, .menu-toggle { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--vnp-line); border-radius: 50%; color: var(--vnp-ink); background: transparent; cursor: pointer; transition: .2s ease; }
.icon-button:hover, .menu-toggle:hover { border-color: var(--vnp-accent); color: var(--vnp-accent); }
.menu-toggle { display: none; border-radius: 10px; }
.menu-toggle__bars { display: grid; gap: 4px; }
.menu-toggle__bars i { display: block; width: 17px; height: 2px; background: currentColor; }
.header-ad-slot { display: grid; place-items: center; width: min(300px, 24vw); min-height: 54px; margin-left: auto; color: var(--vnp-muted); background: var(--vnp-soft); border: 1px dashed var(--vnp-line); font-size: .6rem; letter-spacing: .09em; text-transform: uppercase; }
.nav-wrap { border-top: 1px solid var(--vnp-line); }
.nav-wrap__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.main-navigation ul { display: flex; flex-wrap: wrap; align-items: center; gap: 2px 26px; padding: 0; margin: 0; list-style: none; }
.main-navigation li { position: relative; }
.main-navigation a { display: block; padding: 14px 0; color: var(--vnp-ink); font-size: .82rem; font-weight: 750; }
.main-navigation a:hover, .main-navigation .current-menu-item > a { color: var(--vnp-accent); }
.main-navigation .menu-item-has-children > a::after { display: inline-block; margin-left: 6px; color: var(--vnp-muted); font-size: .65rem; content: "⌄"; }
.main-navigation .sub-menu { position: absolute; top: calc(100% - 2px); left: -16px; z-index: 60; display: none; min-width: 210px; padding: 8px 16px; background: var(--vnp-surface); border: 1px solid var(--vnp-line); border-radius: var(--vn-radius-sm); box-shadow: var(--vn-shadow-md); }
.main-navigation li:hover > .sub-menu, .main-navigation li:focus-within > .sub-menu { display: block; }
.main-navigation .sub-menu li { width: 100%; }
.main-navigation .sub-menu a { padding: 9px 0; border-bottom: 1px solid var(--vnp-line); }
.main-navigation .sub-menu li:last-child a { border-bottom: 0; }
.mobile-drawer__header, .mobile-drawer__tools, .drawer-backdrop { display: none; }
.header-date { color: var(--vnp-muted); font-size: .72rem; font-weight: 700; }
.header-date span { color: var(--vnp-accent); }
.search-panel { display: none; padding: 22px 0; background: var(--vnp-soft); border-bottom: 1px solid var(--vnp-line); }
.search-panel.is-open { display: block; }
.search-form { display: flex; gap: 10px; }
.search-form label { flex: 1; }
.search-field { width: 100%; min-height: 48px; padding: 0 16px; border: 1px solid var(--vnp-line); border-radius: var(--vn-radius-sm); color: var(--vnp-ink); background: var(--vnp-surface); outline: none; }
.search-field:focus { border-color: var(--vnp-accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--vnp-accent) 18%, transparent); }
.breaking-bar { color: #fff; background: var(--vnp-accent); }
.breaking-bar__inner { display: flex; align-items: center; gap: 14px; min-height: 40px; font-size: .8rem; font-weight: 650; }
.breaking-label { padding: 4px 8px; border: 1px solid rgba(255,255,255,.5); border-radius: 4px; font-size: .65rem; letter-spacing: .08em; text-transform: uppercase; }
.breaking-ticker { min-width: 0; overflow: hidden; }
.breaking-ticker__track { display: flex; width: max-content; animation: vnp-breaking-scroll 34s linear infinite; }
.breaking-ticker:hover .breaking-ticker__track, .breaking-ticker:focus-within .breaking-ticker__track { animation-play-state: paused; }
.breaking-ticker__item { display: inline-flex; align-items: center; gap: 10px; padding-right: 48px; color: #fff; white-space: nowrap; }
.breaking-ticker__item time { color: rgba(255,255,255,.72); font-size: .68rem; font-variant-numeric: tabular-nums; }
.breaking-ticker__item:hover { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
@keyframes vnp-breaking-scroll { from { transform: translateX(0); } to { transform: translateX(-35%); } }
.ad-slot { display: grid; place-items: center; min-height: 90px; margin-top: 28px; color: var(--vnp-muted); background: var(--vnp-soft); border: 1px dashed var(--vnp-line); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }
.hero-section, .latest-section { padding-top: 64px; }
.latest-section { padding-bottom: 84px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.section-heading h1, .section-heading h2 { margin: 0; color: var(--vnp-ink); font-size: clamp(1.65rem, 3vw, 2.6rem); line-height: 1.1; letter-spacing: -.05em; }
.section-heading h2 { font-size: clamp(1.45rem, 2.2vw, 2rem); }
.eyebrow { margin: 0 0 8px; color: var(--vnp-accent); font-size: .68rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.text-link { color: var(--vnp-muted); font-size: .8rem; font-weight: 750; white-space: nowrap; }
.text-link span { margin-left: 5px; color: var(--vnp-accent); font-size: 1.1rem; }
.hero-grid { display: grid; grid-template-columns: 1.65fr 1fr 1fr; grid-template-rows: repeat(2, minmax(0, 1fr)); gap: 16px; }
.post-card { min-width: 0; }
.hero-grid > .post-card--hero { grid-row: 1 / span 2; }
.post-card__media { display: block; overflow: hidden; background: linear-gradient(135deg, #243447, #0f1720); }
.post-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.post-card:hover .post-card__media img { transform: scale(1.035); }
.post-card--hero .post-card__media { aspect-ratio: 1.42; }
.post-card--compact .post-card__media, .post-card--standard .post-card__media { aspect-ratio: 1.5; }
.post-card--overlay { position: relative; min-height: 210px; }
.post-card--overlay .post-card__media { position: relative; height: 100%; min-height: 210px; aspect-ratio: 1.25; }
.post-card--overlay .post-card__media img, .post-card--overlay .image-placeholder { position: absolute; inset: 0; width: 100%; height: 100%; }
.post-card__overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10,16,23,.04) 20%, rgba(10,16,23,.88) 100%); }
.post-card__overlay-content { position: absolute; right: 18px; bottom: 16px; left: 18px; display: grid; gap: 7px; color: #fff; }
.post-card__overlay-content .entry-category { color: #ffb2c5; }
.post-card__overlay-content .post-card__title { color: #fff; font-size: 1.2rem; line-height: 1.1; }
.post-card__overlay-content .post-card__meta { margin-top: 0; color: rgba(255,255,255,.72); }
.post-card--horizontal { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 18px; align-items: center; padding-bottom: 18px; border-bottom: 1px solid var(--vnp-line); }
.post-card--horizontal .post-card__media { aspect-ratio: 1.4; }
.post-card--small { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 12px; align-items: start; }
.post-card--small .post-card__media { aspect-ratio: 1.2; }
.post-card--small .post-card__title { margin-top: 5px; font-size: .92rem; }
.post-card--small .post-card__meta { margin-top: 7px; }
.post-card--hero .post-card__body { padding-top: 18px; }
.post-card--compact .post-card__body { padding-top: 12px; }
.post-card__title { margin: 8px 0 0; color: var(--vnp-ink); font-size: 1.05rem; line-height: 1.22; letter-spacing: -.03em; }
.post-card--hero .post-card__title { max-width: 700px; font-size: clamp(1.8rem, 3.2vw, 3.25rem); line-height: 1.04; }
.post-card__excerpt { margin: 12px 0 0; color: var(--vnp-muted); font-size: .9rem; }
.entry-category, .badge { display: inline-flex; align-items: center; width: fit-content; color: var(--vnp-accent); font-size: var(--vn-text-xs); font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.post-card__meta, .entry-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 12px; color: var(--vnp-muted); font-size: .7rem; }
.post-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 20px; }
.content-with-sidebar { display: grid; grid-template-columns: minmax(0, 1fr) 300px; align-items: start; gap: 52px; padding-top: 64px; padding-bottom: 84px; }
.content-with-sidebar--home { padding-top: 0; padding-bottom: 0; }
.post-grid--archive { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.site-sidebar { position: sticky; top: 24px; }
.widget { padding: 22px; margin-bottom: 20px; background: var(--vnp-soft); border: 1px solid var(--vnp-line); border-radius: var(--vn-radius-lg); box-shadow: var(--vn-shadow-sm); }
.widget-title { margin: 0 0 14px; font-size: 1rem; line-height: 1.2; }
.widget ul { padding: 0; margin: 0; list-style: none; }
.widget li { padding: 9px 0; border-bottom: 1px solid var(--vnp-line); font-size: .82rem; }
.widget li:last-child { border-bottom: 0; }
.archive-header { padding-bottom: 32px; border-bottom: 1px solid var(--vnp-line); }
.archive-header h1, .author-header h1, .error-page h1 { margin: 0; font-size: clamp(2.2rem, 5vw, 4.4rem); line-height: 1; letter-spacing: -.07em; }
.archive-description { max-width: 680px; margin-top: 16px; color: var(--vnp-muted); }
.archive-result-count { margin: 14px 0 0; color: var(--vnp-muted); font-size: .8rem; }
.search-suggestions { padding: 28px 0 0; }
.search-suggestions__links { display: flex; flex-wrap: wrap; gap: 8px; }
.search-suggestions__links a { padding: 7px 11px; border: 1px solid var(--vnp-line); border-radius: var(--vn-radius-pill); color: var(--vnp-muted); font-size: .76rem; }
.search-suggestions__links a:hover { color: var(--vnp-accent); border-color: var(--vnp-accent); }
.author-header { display: flex; align-items: center; gap: 20px; padding-bottom: 32px; margin-bottom: 32px; border-bottom: 1px solid var(--vnp-line); }
.author-header p:not(.eyebrow) { max-width: 560px; margin: 12px 0 0; color: var(--vnp-muted); }
.author-avatar img { border-radius: 50%; }
.narrow-content { max-width: 920px; padding-top: 64px; padding-bottom: 84px; }
.article-header { max-width: 900px; margin-bottom: 32px; }
.breadcrumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 22px; color: var(--vnp-muted); font-size: .72rem; }
.breadcrumbs__separator { color: var(--vnp-line); }
.breadcrumbs__current { max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.article-title { margin: 10px 0 16px; font-size: clamp(2.5rem, 6vw, 5.3rem); line-height: .98; letter-spacing: -.075em; }
.article-excerpt { max-width: 760px; margin: 0; color: var(--vnp-muted); font-size: clamp(1rem, 2vw, 1.3rem); }
.article-featured-image { margin: 0 0 36px; }
.article-featured-image img { width: 100%; border-radius: var(--vnp-radius); }
.article-featured-image figcaption { padding-top: 8px; color: var(--vnp-muted); font-size: .72rem; }
.article-dates { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 12px; color: var(--vnp-muted); font-size: .72rem; }
.share-buttons { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding-top: 20px; margin-top: 20px; border-top: 1px solid var(--vnp-line); }
.share-buttons__label { color: var(--vnp-ink); font-size: .74rem; font-weight: 800; }
.share-buttons__list { display: flex; flex-wrap: wrap; gap: 7px; }
.share-button { display: inline-flex; align-items: center; min-height: 32px; padding: 0 10px; border: 1px solid var(--vnp-line); border-radius: var(--vn-radius-pill); color: var(--vnp-muted); background: var(--vnp-surface); font-size: .67rem; font-weight: 750; cursor: pointer; transition: .2s ease; }
.share-button:hover, .share-button.is-copied { color: var(--vnp-accent); border-color: var(--vnp-accent); }
.entry-content { font-family: Georgia, "Times New Roman", serif; font-size: 1.15rem; line-height: 1.8; }
.entry-content > * { max-width: 740px; margin-right: auto; margin-left: auto; }
.entry-content > .alignwide { max-width: 100%; }
.entry-content > .alignfull { max-width: none; }
.entry-content h2, .entry-content h3, .entry-content h4 { color: var(--vnp-ink); line-height: 1.15; letter-spacing: -.04em; }
.entry-content a { color: var(--vnp-accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.article-footer { padding-top: 34px; margin-top: 42px; border-top: 1px solid var(--vnp-line); }
.author-card { display: flex; align-items: center; gap: 16px; }
.author-card > div:last-child > a { font-weight: 800; }
.author-card p { margin: 4px 0 0; color: var(--vnp-muted); font-family: Inter, sans-serif; font-size: .8rem; line-height: 1.5; }
.article-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding-top: 24px; margin-top: 24px; border-top: 1px solid var(--vnp-line); }
.article-tags .eyebrow { margin: 0; }
.article-tags a { display: inline-flex; padding: 5px 9px; border: 1px solid var(--vnp-line); border-radius: var(--vn-radius-pill); color: var(--vnp-muted); font-size: .7rem; }
.article-tags a:hover { color: var(--vnp-accent); border-color: var(--vnp-accent); }
.related-posts { padding-top: 54px; margin-top: 54px; border-top: 1px solid var(--vnp-line); }
.related-posts .section-heading { margin-bottom: 20px; }
.related-posts .post-grid { gap: 16px; }
.comments-area { max-width: 740px; margin: 56px auto 0; }
.comments-title { font-size: 1.5rem; }
.page-article .article-header { margin-bottom: 20px; }
.page-article .entry-content { padding-top: 10px; }
.empty-state { padding: 44px 28px; background: var(--vnp-soft); border: 1px solid var(--vnp-line); border-radius: var(--vnp-radius); }
.empty-state h2 { margin: 0; font-size: 1.6rem; line-height: 1.15; }
.empty-state p:last-child { margin-bottom: 0; color: var(--vnp-muted); }
.error-page { text-align: center; }
.error-page > p:not(.eyebrow) { max-width: 540px; margin: 20px auto 28px; color: var(--vnp-muted); }
.error-page .search-form { max-width: 620px; margin: 0 auto 14px; text-align: left; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 18px; border: 0; border-radius: var(--vn-radius-sm); font-size: var(--vn-text-sm); font-weight: 800; cursor: pointer; transition: filter .2s ease, transform .2s ease; }
.button:active { transform: translateY(1px); }
.button--primary { color: #fff; background: var(--vnp-accent); }
.button--primary:hover { color: #fff; filter: brightness(.92); }
.nav-links { display: flex; gap: 8px; margin-top: 40px; }
.nav-links a, .nav-links span { padding: 8px 12px; border: 1px solid var(--vnp-line); border-radius: 6px; font-size: .8rem; }
.nav-links .current { color: #fff; background: var(--vnp-accent); border-color: var(--vnp-accent); }
.image-placeholder { display: grid; place-items: center; width: 100%; height: 100%; min-height: 160px; color: rgba(255,255,255,.7); background: radial-gradient(circle at 20% 20%, #52657b, #182331 70%); }
.image-placeholder span { font-weight: 850; letter-spacing: .15em; opacity: .8; }
.site-footer { color: #c7d0d9; background: var(--vnp-dark); }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 32px; padding-top: 56px; padding-bottom: 48px; }
.footer-brand .site-title { color: #fff; }
.footer-brand .custom-logo { max-height: 48px; filter: brightness(0) invert(1); }
.footer-brand p { max-width: 270px; color: #84909d; font-size: .82rem; }
.footer-column h2 { margin: 0 0 14px; color: #fff; font-size: .82rem; letter-spacing: .04em; text-transform: uppercase; }
.footer-column ul { padding: 0; margin: 0; list-style: none; }
.footer-column li { padding: 5px 0; }
.footer-column li a { color: #aab5c0; font-size: .78rem; }
.footer-column li a:hover { color: #fff; }
.footer-column p { color: #84909d; font-size: .78rem; }
.footer-social { margin-bottom: 14px; }
.footer-social .social-menu { flex-wrap: wrap; }
.footer-social .social-menu a { color: #fff; font-size: .72rem; }
.newsletter-form { display: flex; gap: 6px; }
.newsletter-form input[type="email"] { min-width: 0; width: 100%; height: 40px; padding: 0 10px; border: 1px solid #34414f; border-radius: var(--vn-radius-sm); color: #fff; background: #1b2530; font-size: .72rem; }
.newsletter-form input[type="email"]::placeholder { color: #84909d; }
.newsletter-form .button { min-height: 40px; padding: 0 12px; white-space: nowrap; }
.newsletter-notice { margin: 9px 0 0; font-size: .7rem !important; }
.newsletter-notice--success { color: #8ee0b8 !important; }
.newsletter-notice--error { color: #ffadb0 !important; }
.footer-widget-area .widget { padding: 0; margin: 0; background: transparent; border: 0; }
.footer-widget-area .widget-title { color: #fff; }
.footer-widget-area .widget li { border-color: #2b3541; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 18px 0; border-top: 1px solid #2b3541; color: #84909d; font-size: .72rem; }
.footer-bottom p { margin: 0; }
.footer-bottom__links { display: flex; flex-wrap: wrap; gap: 14px; }
.footer-bottom__links a { color: #aab5c0; }
.footer-bottom__links a:hover { color: #fff; }
.entry-content blockquote { padding: 4px 0 4px 24px; border-left: 3px solid var(--vnp-accent); font-size: 1.35em; font-style: italic; }
.error-page { padding-top: 64px; padding-bottom: 84px; }
.error-page__intro { max-width: 760px; margin: 0 auto; text-align: center; }
.error-page__intro h1 { margin: 0; font-size: clamp(2.4rem, 6vw, 5rem); line-height: 1; letter-spacing: -.07em; }
.error-page__intro > p:not(.eyebrow) { max-width: 560px; margin: 20px auto 28px; color: var(--vnp-muted); }
.error-page__intro .search-form { max-width: 620px; margin: 0 auto 14px; text-align: left; }
.error-page__latest { padding-top: 72px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media (max-width: 900px) {
  .container { width: min(calc(100% - 32px), var(--vnp-container)); }
  .hero-grid { grid-template-columns: 1.2fr 1fr; grid-template-rows: auto auto; }
  .hero-grid > .post-card--hero { grid-row: auto; grid-column: 1 / -1; }
  .content-with-sidebar { grid-template-columns: 1fr; gap: 48px; }
  .site-sidebar { position: static; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .topbar__tagline, .header-date { display: none; }
  .topbar__right { gap: 10px; }
  .topbar__social { display: none; }
  .site-header__main { min-height: 82px; }
  .header-ad-slot { display: none; }
  .menu-toggle { display: grid; }
  .nav-wrap__inner { display: block; }
  .main-navigation { position: fixed; top: 0; left: 0; z-index: 100; display: block; width: min(88vw, 360px); height: 100dvh; padding: 24px; overflow-y: auto; background: var(--vnp-surface); box-shadow: var(--vn-shadow-lg); transform: translateX(-105%); transition: transform .28s ease; }
  .main-navigation.is-open { transform: translateX(0); }
  .main-navigation ul { display: block; }
  .main-navigation a { padding: 12px 0; border-bottom: 1px solid var(--vnp-line); font-size: .9rem; }
  .main-navigation .sub-menu { position: static; display: block; min-width: 0; padding: 0 0 0 14px; border: 0; border-radius: 0; box-shadow: none; }
  .main-navigation .sub-menu a { font-size: .82rem; }
  .mobile-drawer__header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-bottom: 22px; margin-bottom: 16px; border-bottom: 1px solid var(--vnp-line); }
  .mobile-drawer__header .site-title { font-size: 1.45rem; }
  .mobile-drawer__tools { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-bottom: 20px; }
  .drawer-tool { display: flex; align-items: center; gap: 7px; min-height: 42px; padding: 0 10px; border: 1px solid var(--vnp-line); border-radius: var(--vn-radius-sm); color: var(--vnp-ink); background: transparent; font-size: .75rem; font-weight: 750; cursor: pointer; }
  .drawer-tool:hover { color: var(--vnp-accent); border-color: var(--vnp-accent); }
  .drawer-backdrop { position: fixed; inset: 0; z-index: 90; display: block; padding: 0; border: 0; background: rgba(10, 16, 23, .55); opacity: 0; pointer-events: none; transition: opacity .28s ease; }
  .drawer-backdrop.is-visible { opacity: 1; pointer-events: auto; }
  body.menu-open { overflow: hidden; }
  .hero-section, .latest-section, .content-with-sidebar, .narrow-content { padding-top: 40px; padding-bottom: 56px; }
  .section-heading { align-items: start; flex-direction: column; }
  .hero-grid, .post-grid, .post-grid--archive { grid-template-columns: 1fr; }
  .post-card--hero .post-card__title { font-size: 2.1rem; }
  .footer-grid { grid-template-columns: 1fr; padding-top: 40px; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { display: block; }
  .footer-bottom__links { margin-top: 10px; }
  .newsletter-form { display: grid; grid-template-columns: 1fr auto; }
  .article-title { font-size: 2.7rem; }
  .breaking-bar__inner { gap: 8px; }
  .breaking-ticker__item { padding-right: 30px; }
  .post-card--horizontal { grid-template-columns: 120px minmax(0, 1fr); gap: 12px; }
  .share-buttons { display: block; }
  .share-buttons__list { margin-top: 10px; }
  .article-header { margin-bottom: 24px; }
  .author-header { align-items: start; flex-direction: column; }
  .search-form { flex-direction: column; }
}

@media (max-width: 390px) {
  .container { width: min(calc(100% - 24px), var(--vn-container-wide)); }
  .topbar__inner { gap: 8px; }
  .topbar__left > span:first-child, .topbar__right > a { font-size: .64rem; }
  .topbar__right { gap: 7px; }
  .article-title { font-size: 2.35rem; }
  .post-card--horizontal { grid-template-columns: 96px minmax(0, 1fr); }
  .post-card--horizontal .post-card__title { font-size: .9rem; }
  .share-button { padding: 0 8px; font-size: .63rem; }
}