* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--dvmn-body-font);
  font-size: var(--dvmn-body-size);
  line-height: var(--dvmn-line-height);
  color: var(--dvmn-text);
  background: var(--dvmn-body-bg);
}
a { color: var(--dvmn-primary); text-decoration: none; }
a:hover { color: var(--dvmn-accent); }
img { max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; }
.screen-reader-text,
.skip-link {
  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:focus {
  position: fixed;
  top: 12px;
  left: 12px;
  width: auto;
  height: auto;
  padding: 10px 14px;
  background: var(--dvmn-surface);
  border: 2px solid var(--dvmn-primary);
  clip: auto;
  z-index: 9999;
}
.dvmn-container { width: min(var(--dvmn-container-width, 1180px), calc(100% - var(--dvmn-container-padding, 32px))); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--dvmn-border); backdrop-filter: blur(10px); }
.header-inner { display: grid; grid-template-columns: 220px 1fr auto; align-items: center; gap: 16px; min-height: 76px; }
.site-branding { display: flex; align-items: center; min-width: 0; }
.custom-logo { max-height: 58px; width: auto; }
.site-title { font-family: var(--dvmn-heading-font); font-weight: 800; font-size: 22px; color: var(--dvmn-text); }
.main-navigation { justify-self: center; }
.main-navigation ul { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 4px 8px; list-style: none; margin: 0; padding: 0; }
.main-navigation li { position: relative; }
.main-navigation a { display: block; padding: var(--dvmn-menu-py, 10px) var(--dvmn-menu-px, 12px); border-radius: 999px; color: var(--dvmn-menu-text, var(--dvmn-text)); font-family: var(--dvmn-menu-font, var(--dvmn-body-font)); font-size: var(--dvmn-menu-size, 15px); font-weight: var(--dvmn-menu-weight, 650); }
.main-navigation a:hover { background: var(--dvmn-menu-hover-bg, var(--dvmn-hero-bg)); color: var(--dvmn-menu-hover-text, var(--dvmn-primary)); }
.main-navigation .current-menu-item > a,
.main-navigation .current-menu-ancestor > a { background: var(--dvmn-menu-active-bg, var(--dvmn-primary)); color: var(--dvmn-menu-active-text, #fff); }
.main-navigation .sub-menu { display: none; position: absolute; top: 100%; left: 0; min-width: 210px; padding: 8px; background: var(--dvmn-surface); border: 1px solid var(--dvmn-border); border-radius: 14px; box-shadow: 0 14px 30px rgba(32,35,49,.12); z-index: 99; }
.main-navigation li:hover > .sub-menu,
.main-navigation li:focus-within > .sub-menu { display: block; }
.main-navigation .sub-menu a { border-radius: 10px; }
.menu-toggle { display: none; }
.header-actions { justify-self: end; }
.header-search-toggle { border: 1px solid var(--dvmn-border); background: var(--dvmn-surface); color: var(--dvmn-text); width: 42px; height: 42px; border-radius: 50%; cursor: pointer; }
.header-search-toggle:hover { border-color: var(--dvmn-primary); }
.header-search-panel { border-top: 1px solid var(--dvmn-border); padding: 16px 0; background: var(--dvmn-surface); }
.dvmn-search-form { display: flex; gap: 10px; width: 100%; }
.dvmn-search-form label { flex: 1; }
.search-field { width: 100%; min-height: 44px; padding: 0 14px; border: 1px solid var(--dvmn-border); border-radius: 999px; background: #fff; }
.search-submit, .hero-cta { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 0 18px; border: 0; border-radius: 999px; background: var(--dvmn-primary); color: #fff; font-size: var(--dvmn-button-size); font-weight: 750; cursor: pointer; }
.dvmn-answer-toggle { display: inline-flex; align-items: center; justify-content: center; min-height: 34px; padding: 0 16px; border: 0; border-radius: 999px; background: var(--dvmn-primary); color: #fff; font-size: var(--dvmn-button-size); font-weight: 750; cursor: pointer; }
.search-submit:hover, .hero-cta:hover, .dvmn-answer-toggle:hover { background: var(--dvmn-accent); color: #fff; }
.home-hero { background: linear-gradient(135deg, var(--dvmn-hero-bg), #fff); border-bottom: 1px solid var(--dvmn-border); }
.home-hero-inner { display: grid; grid-template-columns: minmax(0, 1fr) 220px; align-items: center; gap: 36px; padding: 54px 0; }
.home-hero h1, .archive-hero h1, .single-header h1 { font-family: var(--dvmn-heading-font); font-size: var(--dvmn-h1-size); line-height: 1.15; font-weight: var(--dvmn-heading-weight); margin: 0 0 14px; }
.home-hero p, .archive-hero p { max-width: 760px; color: var(--dvmn-muted); margin: 0 0 22px; font-size: 18px; }
.home-hero-mascot { width: 190px; height: 190px; border-radius: 42px; display: grid; place-items: center; background: linear-gradient(135deg, var(--dvmn-primary), var(--dvmn-accent)); color: #fff; font-size: 118px; font-weight: 900; transform: rotate(-8deg); box-shadow: 0 20px 40px rgba(91,108,255,.24); }
.quick-topics { padding: 28px 0 8px; }
.quick-topics h2, .dvmn-home-section h2, .related-riddles h2, .riddle-play-box h2, .riddle-explanation h2, .dvmn-info-box h2 { font-family: var(--dvmn-heading-font); font-size: var(--dvmn-h2-size); font-weight: var(--dvmn-heading-weight); line-height: 1.25; margin: 0 0 16px; }
.topic-pills { display: flex; flex-wrap: wrap; gap: 10px; }
.topic-pill { padding: 8px 14px; border-radius: 999px; background: var(--dvmn-surface); border: 1px solid var(--dvmn-border); color: var(--dvmn-text); font-weight: 700; }
.topic-pill:hover { background: var(--dvmn-primary); border-color: var(--dvmn-primary); color: #fff; }

.entry-content,
.single-content,
.page-content,
.riddle-explanation,
.dvmn-info-box,
.quiz-situation-content,
.quiz-main-question-box,
.term-description {
  font-size: var(--dvmn-content-size);
}
h3, .entry-content h3, .single-content h3, .page-content h3 {
  font-family: var(--dvmn-heading-font);
  font-size: var(--dvmn-h3-size);
  line-height: 1.28;
  font-weight: var(--dvmn-heading-weight);
}
button,
.button,
.hero-cta,
.dvmn-answer-toggle,
.quiz-submit-button,
.quiz-restart-button {
  font-size: var(--dvmn-button-size);
}
.content-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 28px; align-items: start; padding: 28px 0 46px; }
.main-column { min-width: 0; }
.site-sidebar { display: grid; gap: 18px; font-size: var(--dvmn-sidebar-text-size); line-height: var(--dvmn-sidebar-line-height); }
.dvmn-widget { background: var(--dvmn-surface); border: 1px solid var(--dvmn-border); border-radius: 18px; padding: 18px; box-shadow: 0 8px 24px rgba(32,35,49,.05); font-size: var(--dvmn-sidebar-text-size); line-height: var(--dvmn-sidebar-line-height); }
.widget-title { font-size: var(--dvmn-sidebar-title-size); margin: 0 0 12px; font-weight: 800; }
.dvmn-widget a, .site-sidebar a { font-size: var(--dvmn-sidebar-link-size); }
.dvmn-hot-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.dvmn-home-section { margin-bottom: 34px; }
.dvmn-section-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.dvmn-section-more, .dvmn-detail-link { font-weight: 750; color: var(--dvmn-primary); }
.dvmn-card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.dvmn-card { background: var(--dvmn-surface); border: 1px solid var(--dvmn-border); border-radius: 20px; overflow: hidden; box-shadow: 0 10px 26px rgba(32,35,49,.06); }
.dvmn-card-thumb { display: block; aspect-ratio: 16 / 9; overflow: hidden; background: var(--dvmn-hero-bg); }
.dvmn-card-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.dvmn-card-body { padding: 18px; }
.dvmn-card-title { margin: 0 0 10px; font-size: var(--dvmn-card-title); line-height: 1.3; font-weight: 800; }
.dvmn-card-title a { color: var(--dvmn-text); }
.dvmn-card-title a:hover { color: var(--dvmn-primary); }
.dvmn-card-excerpt { color: var(--dvmn-muted); margin: 0 0 14px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.dvmn-answer-box { margin: 12px 0; padding: 14px; border-radius: 14px; background: var(--dvmn-answer-bg); border: 1px solid var(--dvmn-answer-border); }
.dvmn-answer-content, .dvmn-answer-explanation { margin: 0; }
.dvmn-answer-content + .dvmn-answer-explanation { margin-top: 10px; }
.dvmn-answer-content strong, .dvmn-answer-explanation strong { display: block; margin: 0 0 4px; line-height: 1.35; }
.dvmn-answer-box p { margin: 0 0 6px; }
.dvmn-answer-box p:last-child { margin-bottom: 0; }
.archive-hero { margin: 28px 0 0; padding: 26px; border-radius: 22px; background: var(--dvmn-hero-bg); border: 1px solid var(--dvmn-border); }
.term-description p:last-child { margin-bottom: 0; }
.dvmn-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 22px; color: var(--dvmn-muted); font-size: var(--dvmn-meta-size); }
.dvmn-breadcrumb a { color: var(--dvmn-muted); }
.single-riddle { background: var(--dvmn-surface); border: 1px solid var(--dvmn-border); border-radius: 22px; padding: 24px; box-shadow: 0 10px 26px rgba(32,35,49,.05); }
.single-meta { display: flex; flex-wrap: wrap; gap: 8px; color: var(--dvmn-muted); font-size: var(--dvmn-meta-size); }
.single-featured-image { margin: 22px 0; }
.single-featured-image img { border-radius: 18px; }
.riddle-intro { font-size: var(--dvmn-content-size); color: var(--dvmn-muted); margin: 20px 0; }
.riddle-play-box { padding: 22px; border-radius: 20px; border: 2px dashed rgba(91,108,255,.35); background: linear-gradient(180deg, #fff, var(--dvmn-hero-bg)); margin: 22px 0; }
.riddle-question { font-size: 21px; font-weight: 750; margin: 10px 0 18px; }
.riddle-hint { margin: 14px 0; background: #fff; border: 1px solid var(--dvmn-border); border-radius: 14px; padding: 12px 14px; }
.riddle-hint summary { cursor: pointer; font-weight: 800; }
.big-answer-toggle { min-height: 48px; padding-inline: 24px; font-size: var(--dvmn-button-size); }
.big-answer-box { font-size: var(--dvmn-content-size); }
.riddle-explanation, .dvmn-info-box, .related-riddles { margin: 26px 0; }
.dvmn-info-box table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--dvmn-border); border-radius: 16px; overflow: hidden; }
.dvmn-info-box th, .dvmn-info-box td { text-align: left; vertical-align: top; padding: 12px 14px; border-bottom: 1px solid var(--dvmn-border); }
.dvmn-info-box th { width: 180px; background: var(--dvmn-hero-bg); font-weight: 800; }
.dvmn-info-box tr:last-child th, .dvmn-info-box tr:last-child td { border-bottom: 0; }
.riddle-nav { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px; margin: 28px 0; padding: 14px; border-radius: 16px; border: 1px solid var(--dvmn-border); background: #fff; }
.next-riddle { text-align: right; }
.all-riddles { font-weight: 800; }
.navigation.pagination { margin: 26px 0; }
.nav-links { display: flex; flex-wrap: wrap; gap: 8px; }
.page-numbers { padding: 8px 12px; border-radius: 999px; background: var(--dvmn-surface); border: 1px solid var(--dvmn-border); }
.page-numbers.current { background: var(--dvmn-primary); color: #fff; border-color: var(--dvmn-primary); }
.dvmn-ad-slot { text-align: center; }
.dvmn-ad-slot img { max-width: 100%; height: auto; display: block; margin-inline: auto; }
.dvmn-list-ad { grid-column: 1 / -1; padding: 16px; background: var(--dvmn-surface); border: 1px dashed var(--dvmn-border); border-radius: 18px; }
.site-footer { border-top: 1px solid var(--dvmn-border); background: var(--dvmn-surface); }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; padding: 30px 0; color: var(--dvmn-muted); }
.footer-brand p { margin: 6px 0 0; }
.footer-menu ul { display: flex; flex-wrap: wrap; gap: 12px; list-style: none; margin: 0; padding: 0; }
@media (max-width: 900px) {
  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    gap: 8px;
    min-height: 64px;
    padding-top: 8px;
    padding-bottom: 8px;
  }
  .main-navigation {
    order: 1;
    flex: 0 0 auto;
    justify-self: auto;
    position: relative;
    z-index: 3;
  }
  .site-branding {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    max-width: calc(100% - 180px);
    min-width: 0;
    pointer-events: auto;
  }
  .custom-logo-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    max-width: 100%;
  }
  .custom-logo {
    max-height: 46px;
    width: auto;
  }
  .site-title {
    display: block;
    max-width: min(54vw, 260px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .header-actions {
    order: 3;
    flex: 0 0 auto;
    margin-left: auto;
    justify-self: auto;
    position: relative;
    z-index: 3;
  }
  .header-search-toggle {
    width: 42px;
    height: 42px;
    min-width: 42px;
  }
  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    min-height: 42px;
    padding: 0 14px;
    border-radius: 999px;
    border: 1px solid var(--dvmn-border);
    background: #fff;
    color: var(--dvmn-text);
  }
  .main-navigation ul {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    z-index: 200;
    width: min(320px, calc(100vw - 32px));
    max-height: calc(100vh - 96px);
    overflow: auto;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 4px;
    padding: 10px;
    background: var(--dvmn-surface);
    border: 1px solid var(--dvmn-border);
    border-radius: 16px;
    box-shadow: 0 18px 45px rgba(63,58,50,.18);
    list-style: none;
    margin: 0;
  }
  .main-navigation.toggled ul { display: flex; }
  body { font-size: var(--dvmn-mobile-body-size, var(--dvmn-body-size)); }
  .main-navigation a {
    font-size: var(--dvmn-menu-mobile-size, var(--dvmn-menu-size, 15px));
    border-radius: 12px;
    padding: 10px 12px;
  }
  .main-navigation .sub-menu {
    position: static;
    display: block;
    min-width: 0;
    box-shadow: none;
    border: 0;
    padding: 4px 0 4px 14px;
    margin: 0;
    background: transparent;
  }
  .home-hero-inner { grid-template-columns: 1fr; padding: 38px 0; }
  .home-hero-mascot { width: 120px; height: 120px; font-size: 76px; }
  .content-layout { grid-template-columns: 1fr; }
  .dvmn-card-grid { grid-template-columns: 1fr; }
  .site-sidebar { order: 2; }
}

@media (max-width: 480px) {
  .site-branding { max-width: calc(100% - 150px); }
  .custom-logo { max-height: 42px; }
  .site-title { max-width: 48vw; }
  .menu-toggle { min-height: 40px; padding-inline: 12px; }
  .header-search-toggle { width: 40px; height: 40px; min-width: 40px; }
}

@media (max-width: 560px) {
  .dvmn-container { width: min(100% - var(--dvmn-container-padding-mobile, 20px), var(--dvmn-container-width, 1180px)); }
  .home-hero h1, .archive-hero h1, .single-header h1 { font-size: clamp(26px, 8vw, var(--dvmn-h1-size)); }
  .single-riddle, .archive-hero, .riddle-play-box { padding: 16px; }
  .riddle-question { font-size: 18px; }
  .riddle-nav { grid-template-columns: 1fr; text-align: center; }
  .next-riddle { text-align: center; }
  .dvmn-info-box th, .dvmn-info-box td { display: block; width: 100%; border-bottom: 0; }
  .dvmn-info-box tr { border-bottom: 1px solid var(--dvmn-border); display: block; }
  .dvmn-info-box tr:last-child { border-bottom: 0; }
  .footer-inner { display: grid; }
}

/* Homepage polish */
.home-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.hero-cta-secondary { background: var(--dvmn-surface); color: var(--dvmn-primary); border: 1px solid rgba(91,108,255,.25); }
.hero-cta-secondary:hover { background: var(--dvmn-primary); color: #fff; }
.home-start { padding: 22px 0 4px; }
.home-start-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.home-start-card { display: grid; gap: 7px; min-height: 134px; padding: 18px; border-radius: 20px; background: linear-gradient(180deg, var(--dvmn-surface), #fff); border: 1px solid var(--dvmn-border); color: var(--dvmn-text); box-shadow: 0 10px 26px rgba(32,35,49,.05); }
.home-start-card:hover { transform: translateY(-2px); border-color: rgba(91,108,255,.35); box-shadow: 0 14px 32px rgba(32,35,49,.09); }
.home-start-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 14px; background: var(--dvmn-hero-bg); font-size: 24px; }
.home-start-card strong { font-size: 17px; line-height: 1.25; }
.home-start-card small { color: var(--dvmn-muted); font-size: 14px; line-height: 1.35; }
.home-quiz-teaser { display: flex; justify-content: space-between; gap: 22px; align-items: center; margin: 0 0 34px; padding: 22px; border-radius: 22px; background: linear-gradient(135deg, rgba(255,138,61,.14), rgba(140,92,255,.14)); border: 1px solid var(--dvmn-border); }
.home-quiz-teaser h2 { margin: 4px 0 8px; font-size: var(--dvmn-h2-size); }
.home-quiz-teaser p { margin: 0; color: var(--dvmn-muted); }
.home-quiz-kicker { display: inline-flex; padding: 4px 10px; border-radius: 999px; background: #fff; color: var(--dvmn-secondary); font-size: 13px; font-weight: 800; }
.dvmn-home-section-compact .dvmn-card-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.dvmn-home-section-compact .dvmn-card { border-radius: 18px; }
.dvmn-home-section-compact .dvmn-card-body { padding: 16px; }
.dvmn-home-section-compact .dvmn-card-excerpt { -webkit-line-clamp: 2; }
@media (max-width: 900px) {
  .home-start-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-quiz-teaser { display: grid; }
  .dvmn-home-section-compact .dvmn-card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .home-start-grid { grid-template-columns: 1fr; }
  .home-hero-actions { align-items: stretch; }
  .home-hero-actions .hero-cta { width: 100%; }
}

/* Quiz tình huống */
.single-quiz {
  background: var(--dvmn-surface);
  border: 1px solid var(--dvmn-border);
  border-radius: 22px;
  padding: 24px;
  box-shadow: 0 10px 26px rgba(32,35,49,.05);
}
.quiz-situation-box,
.quiz-main-question-box,
.quiz-question-card,
.quiz-result-box {
  margin: 22px 0;
  padding: 20px;
  border: 1px solid var(--dvmn-border);
  border-radius: 20px;
  background: #fff;
}
.quiz-situation-box {
  background: linear-gradient(180deg, #fff, var(--dvmn-hero-bg));
}
.quiz-situation-box h2,
.quiz-main-question-box h2,
.quiz-question-head h2,
.quiz-result-box h2 {
  font-family: var(--dvmn-heading-font);
  font-size: var(--dvmn-h2-size);
  font-weight: var(--dvmn-heading-weight);
  margin: 0 0 12px;
  line-height: 1.25;
}
.quiz-main-question-box {
  border-left: 5px solid var(--dvmn-primary);
}
.quiz-score-note {
  margin: 20px 0;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(91,108,255,.08);
  color: var(--dvmn-muted);
  font-weight: 700;
}
.quiz-question-card {
  position: relative;
}
.quiz-final-question {
  border-color: rgba(255,138,61,.55);
  background: linear-gradient(180deg, #fff, rgba(255,138,61,.08));
}
.quiz-question-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}
.quiz-question-points {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--dvmn-hero-bg);
  color: var(--dvmn-primary);
  font-weight: 800;
  font-size: 13px;
}
.quiz-question-text {
  font-weight: 750;
  font-size: 18px;
  margin: 0 0 14px;
}
.quiz-options {
  display: grid;
  gap: 10px;
}
.quiz-option {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 28px;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border: 1px solid var(--dvmn-border);
  border-radius: 14px;
  background: #fff;
  cursor: pointer;
}
.quiz-option:hover {
  border-color: rgba(91,108,255,.45);
  background: rgba(91,108,255,.04);
}
.quiz-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.quiz-option-letter {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--dvmn-hero-bg);
  color: var(--dvmn-primary);
  font-weight: 900;
}
.quiz-option:has(input:checked) {
  border-color: var(--dvmn-primary);
  box-shadow: 0 0 0 2px rgba(91,108,255,.12);
}
.quiz-option-mark {
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 20px;
}
.quiz-option.is-correct {
  border-color: #45b56b;
  background: #edf9f1;
}
.quiz-option.is-correct .quiz-option-mark {
  color: #14863f;
}
.quiz-option.is-wrong {
  border-color: #dc5b5b;
  background: #fff0f0;
}
.quiz-option.is-wrong .quiz-option-mark {
  color: #b32424;
}
.quiz-option.is-user-choice .quiz-option-text {
  font-weight: 800;
}
.quiz-explanation {
  margin-top: 14px;
  padding: 14px;
  border-radius: 14px;
  background: var(--dvmn-hero-bg);
  border: 1px solid var(--dvmn-border);
}
.quiz-explanation strong {
  display: block;
  margin: 0 0 4px;
}
.quiz-explanation p {
  margin: 0 0 6px;
}
.quiz-explanation p:last-child {
  margin-bottom: 0;
}
.quiz-actions {
  margin: 24px 0;
  text-align: center;
}
.quiz-submit-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 26px;
  border: 0;
  border-radius: 999px;
  background: var(--dvmn-primary);
  color: #fff;
  font-weight: 850;
  cursor: pointer;
}
.quiz-submit-button:hover {
  background: var(--dvmn-accent);
}
.quiz-submit-button:disabled {
  cursor: default;
  opacity: .75;
}
.quiz-result-box {
  border-color: rgba(115,214,154,.8);
  background: var(--dvmn-answer-bg);
}
.quiz-result-score,
.quiz-result-rank,
.quiz-result-final {
  margin: 6px 0;
  font-weight: 800;
}
.dvmn-quiz-badge {
  display: inline-flex;
  margin: 0 0 10px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255,138,61,.12);
  color: var(--dvmn-secondary);
  font-size: 13px;
  font-weight: 850;
}
.dvmn-quiz-card .dvmn-detail-link {
  color: var(--dvmn-secondary);
}

@media (max-width: 560px) {
  .single-quiz,
  .quiz-situation-box,
  .quiz-main-question-box,
  .quiz-question-card,
  .quiz-result-box { padding: 16px; }
  .quiz-question-head { display: grid; }
  .quiz-option { grid-template-columns: 34px minmax(0, 1fr) 24px; }
}

/* Vui hơn cho các block câu đố trên trang chủ */
.dvmn-home-section {
  padding: 18px;
  border-radius: 24px;
  border: 1px solid rgba(32,35,49,.06);
  box-shadow: 0 10px 24px rgba(32,35,49,.04);
}
.dvmn-home-section-today { background: linear-gradient(135deg, var(--dvmn-section-today), #fff); }
.dvmn-home-section-challenge { background: linear-gradient(135deg, var(--dvmn-section-challenge), #fff); }
.dvmn-home-section-best { background: linear-gradient(135deg, var(--dvmn-section-best), #fff); }
.dvmn-home-section-new { background: linear-gradient(135deg, var(--dvmn-section-new), #fff); }
.dvmn-home-section-trending { background: linear-gradient(135deg, var(--dvmn-section-trending), #fff); }
.dvmn-home-section .dvmn-section-head h2::before {
  content: "✨";
  display: inline-block;
  margin-right: 8px;
  font-size: .9em;
}
.dvmn-home-section-today .dvmn-section-head h2::before { content: "🌞"; }
.dvmn-home-section-challenge .dvmn-section-head h2::before { content: "⚡"; }
.dvmn-home-section-best .dvmn-section-head h2::before { content: "🏆"; }
.dvmn-home-section-new .dvmn-section-head h2::before { content: "🌱"; }
.dvmn-home-section-trending .dvmn-section-head h2::before { content: "🔥"; }
.dvmn-home-section .dvmn-card {
  border-color: rgba(255,255,255,.9);
  box-shadow: 0 10px 22px rgba(32,35,49,.07);
}

/* Nhãn loại quiz dùng 1 màu mặc định để giao diện đồng bộ. */
.dvmn-quiz-badge,
.dvmn-quiz-badge-default {
  background: var(--dvmn-quiz-badge-bg);
  color: var(--dvmn-quiz-badge-text);
}

/* V7 - giao diện thiên nhiên nhẹ nhàng */
body {
  background:
    radial-gradient(circle at top left, rgba(221,235,216,.65), transparent 320px),
    radial-gradient(circle at 90% 10%, rgba(243,234,216,.55), transparent 280px),
    var(--dvmn-body-bg);
}
a { color: var(--dvmn-primary); }
a:hover { color: var(--dvmn-secondary); }
.site-header {
  background: rgba(255, 255, 250, .92);
  border-bottom-color: rgba(229,222,210,.8);
  box-shadow: 0 8px 24px rgba(63,58,50,.04);
}
.header-inner { min-height: 72px; }
.site-title { color: var(--dvmn-text); letter-spacing: -.02em; }
.main-navigation a {
  color: var(--dvmn-text);
  font-weight: 700;
}
.main-navigation a:hover {
  background: var(--dvmn-hero-bg);
  color: var(--dvmn-primary);
}
.header-search-toggle,
.search-field,
.topic-pill,
.page-numbers {
  background: rgba(255,255,255,.86);
}
.search-submit,
.hero-cta,
.dvmn-answer-toggle,
.quiz-submit-button {
  background: var(--dvmn-primary);
  box-shadow: 0 8px 18px rgba(95,127,95,.16);
}
.search-submit:hover,
.hero-cta:hover,
.dvmn-answer-toggle:hover,
.quiz-submit-button:hover {
  background: var(--dvmn-secondary);
}
.home-hero {
  background: linear-gradient(135deg, rgba(238,244,234,.92), rgba(247,245,239,.96));
  border-bottom: 1px solid var(--dvmn-border);
  position: relative;
  overflow: hidden;
}
.home-hero::before,
.home-hero::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
}
.home-hero::before {
  width: 300px;
  height: 300px;
  right: -70px;
  top: -110px;
  background: rgba(221,235,216,.75);
}
.home-hero::after {
  width: 180px;
  height: 180px;
  right: 220px;
  bottom: -90px;
  background: rgba(243,234,216,.7);
}
.home-hero-inner {
  grid-template-columns: minmax(0, 1fr) 180px;
  min-height: 260px;
  position: relative;
  z-index: 1;
}
.home-hero h1 {
  letter-spacing: -.03em;
  max-width: 720px;
}
.home-hero p {
  max-width: 680px;
  margin-bottom: 0;
}
.home-hero-mascot {
  width: 150px;
  height: 150px;
  border-radius: 46% 54% 55% 45%;
  background: linear-gradient(135deg, #DDEBD8, #F3EAD8);
  color: var(--dvmn-primary);
  font-size: 76px;
  font-weight: 700;
  transform: rotate(-6deg);
  box-shadow: 0 18px 40px rgba(95,127,95,.14);
  border: 1px solid rgba(255,255,255,.7);
}
.home-hero-actions,
.quick-topics { display: none; }
.home-start { padding: 28px 0 4px; }
.home-start-grid { gap: 16px; }
.home-start-card {
  background: rgba(255,255,255,.82);
  border-color: rgba(229,222,210,.9);
  box-shadow: 0 14px 30px rgba(63,58,50,.05);
}
.home-start-card:hover {
  border-color: rgba(95,127,95,.28);
  box-shadow: 0 18px 38px rgba(63,58,50,.08);
}
.home-start-icon {
  background: var(--dvmn-hero-bg);
  color: var(--dvmn-primary);
}
.dvmn-home-section {
  padding: 20px;
  border-color: rgba(229,222,210,.88);
  box-shadow: 0 14px 32px rgba(63,58,50,.04);
}
.dvmn-home-section .dvmn-section-head h2::before { content: none !important; }
.dvmn-section-icon {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  margin-right: 9px;
  border-radius: 999px;
  background: rgba(255,255,255,.78);
  color: var(--dvmn-primary);
  font-size: .78em;
  vertical-align: 2px;
}
.dvmn-home-section-today { background: linear-gradient(135deg, var(--dvmn-section-today), rgba(255,255,255,.85)); }
.dvmn-home-section-challenge { background: linear-gradient(135deg, var(--dvmn-section-challenge), rgba(255,255,255,.9)); }
.dvmn-home-section-best { background: linear-gradient(135deg, var(--dvmn-section-best), rgba(255,255,255,.9)); }
.dvmn-home-section-new { background: linear-gradient(135deg, var(--dvmn-section-new), rgba(255,255,255,.9)); }
.dvmn-home-section-trending { background: linear-gradient(135deg, var(--dvmn-section-trending), rgba(255,255,255,.9)); }
.dvmn-daily-grid { grid-template-columns: 1fr; }
.dvmn-daily-grid .dvmn-card { max-width: none; }
.dvmn-card,
.single-riddle,
.single-quiz,
.dvmn-widget,
.archive-hero,
.quiz-situation-box,
.quiz-main-question-box,
.quiz-question-card,
.quiz-result-box {
  border-color: rgba(229,222,210,.9);
  box-shadow: 0 12px 30px rgba(63,58,50,.05);
}
.dvmn-card { background: rgba(255,255,255,.9); }
.dvmn-card-title a { color: var(--dvmn-text); }
.dvmn-detail-link,
.dvmn-section-more { color: var(--dvmn-primary); }
.dvmn-detail-link:hover,
.dvmn-section-more:hover { color: var(--dvmn-secondary); }
.home-quiz-teaser {
  background: linear-gradient(135deg, rgba(238,244,234,.95), rgba(243,234,216,.82));
  border-color: var(--dvmn-border);
}
.dvmn-quiz-badge {
  box-shadow: none;
  letter-spacing: .01em;
}
.riddle-play-box,
.quiz-situation-box {
  background: linear-gradient(180deg, #fff, rgba(238,244,234,.72));
  border-color: rgba(95,127,95,.18);
}
.quiz-main-question-box { border-left-color: var(--dvmn-primary); }
.quiz-score-note,
.quiz-explanation { background: rgba(238,244,234,.72); }
.quiz-option:hover { border-color: rgba(95,127,95,.42); background: rgba(238,244,234,.45); }
.quiz-option:has(input:checked) { border-color: var(--dvmn-primary); box-shadow: 0 0 0 2px rgba(95,127,95,.12); }
.quiz-option-letter,
.quiz-question-points { background: var(--dvmn-hero-bg); color: var(--dvmn-primary); }
.site-footer {
  margin-top: 30px;
  background: linear-gradient(180deg, rgba(255,255,255,.8), rgba(238,244,234,.72));
  border-top-color: var(--dvmn-border);
}
.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) auto;
  align-items: start;
  gap: 28px;
  padding: 34px 0 18px;
}
.footer-brand strong { color: var(--dvmn-text); font-size: 18px; }
.footer-menu ul { justify-content: flex-start; }
.footer-menu a { color: var(--dvmn-muted); font-weight: 650; }
.footer-menu a:hover { color: var(--dvmn-primary); }
.footer-social { display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; }
.footer-social a,
.dvmn-back-to-top {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: rgba(255,255,255,.82);
  border: 1px solid var(--dvmn-border);
  color: var(--dvmn-primary);
  font-weight: 850;
}
.footer-social a:hover,
.dvmn-back-to-top:hover { background: var(--dvmn-primary); color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(229,222,210,.72);
  padding: 14px 0 24px;
  color: var(--dvmn-muted);
  font-size: 14px;
}
.footer-bottom p { margin: 0; }
.dvmn-back-to-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 90;
  background: rgba(255,255,255,.92);
  box-shadow: 0 10px 26px rgba(63,58,50,.12);
}
.dvmn-share {
  margin: 18px 0;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid var(--dvmn-border);
  background: rgba(255,255,255,.72);
}
.dvmn-share-title {
  display: block;
  margin-bottom: 10px;
  color: var(--dvmn-text);
}
.dvmn-share-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.dvmn-share-button {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--dvmn-border);
  background: #fff;
  color: var(--dvmn-primary);
  font-weight: 750;
  cursor: pointer;
}
.dvmn-share-button:hover { background: var(--dvmn-primary); border-color: var(--dvmn-primary); color: #fff; }
.dvmn-copy-link.is-copied { background: var(--dvmn-secondary); border-color: var(--dvmn-secondary); color: #fff; }
@media (max-width: 900px) {
  .home-hero-inner { grid-template-columns: 1fr; }
  .home-hero-mascot { width: 112px; height: 112px; font-size: 56px; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-social { justify-content: flex-start; }
}

/* V1.1.0 - Technical SEO + UX chuẩn ảnh */
.home-hero-actions {
  display: flex !important;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 18px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.dvmn-card-grid {
  align-items: stretch;
}
.dvmn-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}
.dvmn-card-thumb {
  aspect-ratio: var(--dvmn-card-ratio, 16 / 9) !important;
  width: 100%;
  flex: 0 0 auto;
}
.dvmn-card-thumb img,
.single-featured-image img {
  width: 100%;
  object-fit: cover;
  display: block;
}
.dvmn-card-thumb img {
  height: 100%;
}
.single-featured-image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 18px;
  background: var(--dvmn-hero-bg);
}
.single-featured-image img {
  height: 100%;
  border-radius: 0;
}
.dvmn-card-body {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
}
.dvmn-card-excerpt {
  min-height: calc(1em * var(--dvmn-line-height) * 3);
}
.dvmn-card-body .dvmn-detail-link {
  margin-top: auto;
}
.dvmn-single-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 24px 0 18px;
}
.quiz-result-box {
  border-color: rgba(69,181,107,.75);
  background: linear-gradient(180deg, #fff, var(--dvmn-answer-bg));
}
.quiz-result-score {
  font-size: 22px;
  color: var(--dvmn-primary);
}
.quiz-result-rank {
  display: inline-flex;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--dvmn-hero-bg);
  color: var(--dvmn-primary);
}
.quiz-result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}
.quiz-result-actions button,
.quiz-result-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--dvmn-border);
  border-radius: 999px;
  background: #fff;
  color: var(--dvmn-primary);
  font-weight: 800;
  cursor: pointer;
}
.quiz-result-actions button:hover,
.quiz-result-actions a:hover {
  background: var(--dvmn-primary);
  border-color: var(--dvmn-primary);
  color: #fff;
}
@media (max-width: 900px) {
}
@media (max-width: 560px) {
  .home-hero-actions .hero-cta { width: auto; }
}

/* v1.1.1 - Preserve Customizer priority + Sidebar controls */
.content-layout {
  grid-template-columns: minmax(0, 1fr) var(--dvmn-sidebar-width, 320px);
  gap: var(--dvmn-sidebar-gap, 28px);
}
body.dvmn-sidebar-left .content-layout {
  grid-template-columns: var(--dvmn-sidebar-width, 320px) minmax(0, 1fr);
}
body.dvmn-sidebar-left .main-column { order: 2; }
body.dvmn-sidebar-left .site-sidebar { order: 1; }
body.dvmn-sidebar-right .main-column { order: 1; }
body.dvmn-sidebar-right .site-sidebar { order: 2; }
body.dvmn-no-sidebar .content-layout { grid-template-columns: minmax(0, 1fr); }
body.dvmn-no-sidebar .main-column { order: 1; }
.site-sidebar { gap: 18px; }
.site-sidebar .dvmn-widget {
  background: var(--dvmn-sidebar-bg, var(--dvmn-surface));
  color: var(--dvmn-sidebar-text, var(--dvmn-text));
  border-color: var(--dvmn-sidebar-border, var(--dvmn-border));
  border-radius: var(--dvmn-sidebar-radius, 18px);
  padding: var(--dvmn-sidebar-padding, 18px);
}
.site-sidebar .widget-title {
  color: var(--dvmn-sidebar-title, var(--dvmn-text));
}
.site-sidebar a {
  color: var(--dvmn-sidebar-link, var(--dvmn-primary));
}
.site-sidebar a:hover {
  color: var(--dvmn-secondary);
}

/* Keep Customizer colors as the source of truth. */
.dvmn-card,
.single-riddle,
.single-quiz,
.dvmn-widget,
.archive-hero,
.quiz-situation-box,
.quiz-main-question-box,
.quiz-question-card,
.quiz-result-box {
  background-color: var(--dvmn-surface);
  border-color: var(--dvmn-border);
}
.home-hero {
  background: linear-gradient(135deg, var(--dvmn-hero-bg), var(--dvmn-body-bg));
}
.search-submit,
.hero-cta,
.dvmn-answer-toggle,
.quiz-submit-button {
  background: var(--dvmn-primary);
  color: #fff;
}
.search-submit:hover,
.hero-cta:hover,
.dvmn-answer-toggle:hover,
.quiz-submit-button:hover {
  background: var(--dvmn-secondary);
  color: #fff;
}
.home-hero .hero-cta-secondary,
.home-hero .hero-cta-secondary:visited {
  background: var(--dvmn-secondary);
  color: #fff;
  border-color: transparent;
}
.home-hero .hero-cta-secondary:hover {
  background: var(--dvmn-primary);
  color: #fff;
}
.hero-cta-secondary,
.hero-cta-secondary:visited {
  color: #fff;
}
.dvmn-card-thumb {
  aspect-ratio: var(--dvmn-card-ratio, 16 / 9);
}
.dvmn-card-thumb img,
.single-featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.single-featured-image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

@media (max-width: 900px) {
  .content-layout,
  body.dvmn-sidebar-left .content-layout,
  body.dvmn-sidebar-right .content-layout {
    grid-template-columns: 1fr;
  }
  body.dvmn-sidebar-left .main-column,
  body.dvmn-sidebar-right .main-column { order: 1; }
  body.dvmn-sidebar-left .site-sidebar,
  body.dvmn-sidebar-right .site-sidebar { order: 2; }
}

/* v1.1.2 - Fallback thumbnails + lighter JS loading */
.dvmn-card-thumb .dvmn-thumb-placeholder,
.dvmn-thumb-placeholder {
  display: flex;
  width: 100%;
  height: 100%;
  min-height: 100%;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 28% 22%, rgba(255,255,255,.75), transparent 30%),
    linear-gradient(135deg, var(--dvmn-fallback-thumb-bg, var(--dvmn-hero-bg)), var(--dvmn-surface));
  color: var(--dvmn-fallback-thumb-text, var(--dvmn-primary));
}
.dvmn-thumb-placeholder-icon {
  display: inline-flex;
  width: 64px;
  height: 64px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(255,255,255,.74);
  box-shadow: 0 12px 28px rgba(63,58,50,.08);
  font-size: 34px;
  line-height: 1;
}

/* v1.1.3 - Sidebar widgets are real widgets, not hard-coded fallback blocks. */
.site-sidebar .dvmn-widget-list li {
  align-items: center;
  min-height: 28px;
}
.site-sidebar .dvmn-post-list li {
  display: block;
  border-bottom: 1px dashed color-mix(in srgb, var(--dvmn-sidebar-border, var(--dvmn-border)) 80%, transparent);
  padding-bottom: 8px;
}
.site-sidebar .dvmn-post-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.site-sidebar .dvmn-post-list a {
  display: inline-block;
  line-height: 1.45;
}
.site-sidebar .dvmn-ad-slot img,
.site-sidebar .dvmn-ad-slot iframe {
  max-width: 100%;
}

/* v1.1.4 - Custom social icons + hero right banner fallback. */
.home-hero-inner {
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
}
.home-hero-banner,
.home-hero-mascot {
  width: 100%;
  max-width: 420px;
  justify-self: end;
}
.home-hero-banner {
  min-height: var(--dvmn-hero-banner-height, 250px);
  border-radius: var(--dvmn-hero-banner-radius, 28px);
  overflow: hidden;
  background: linear-gradient(135deg, var(--dvmn-surface), var(--dvmn-hero-bg));
  border: 1px solid color-mix(in srgb, var(--dvmn-border) 85%, transparent);
  box-shadow: 0 18px 42px rgba(63,58,50,.10);
}
.home-hero-banner a,
.home-hero-banner img,
.home-hero-banner iframe {
  display: block;
  width: 100%;
  height: 100%;
}
.home-hero-banner img,
.home-hero-banner iframe {
  object-fit: cover;
  min-height: var(--dvmn-hero-banner-height, 250px);
  border: 0;
}
.home-hero-banner-html {
  display: grid;
  place-items: center;
}
.home-hero-banner-html > * {
  max-width: 100%;
}
.footer-social .dvmn-social-link {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--dvmn-social-bg, #fff);
  color: var(--dvmn-social-color, var(--dvmn-primary));
  border: 1px solid color-mix(in srgb, var(--dvmn-social-color, var(--dvmn-primary)) 18%, transparent);
  font-weight: 850;
  text-decoration: none;
  line-height: 1;
  overflow: hidden;
}
.footer-social .dvmn-social-link:hover {
  transform: translateY(-1px);
  background: var(--dvmn-social-bg, #fff);
  color: var(--dvmn-social-color, var(--dvmn-primary));
  box-shadow: 0 10px 24px rgba(63,58,50,.10);
}
.footer-social .dvmn-social-link img {
  width: 22px;
  height: 22px;
  object-fit: contain;
  display: block;
}
@media (max-width: 900px) {
  .home-hero-inner {
    grid-template-columns: 1fr;
  }
  .home-hero-banner,
  .home-hero-mascot {
    justify-self: start;
    max-width: 100%;
  }
  .home-hero-banner,
  .home-hero-banner img,
  .home-hero-banner iframe {
    min-height: 190px;
  }
}

/* v1.1.5: sidebar locations + real quiz teaser polish */
.home-quiz-real-title {
  margin: 6px 0 8px;
  font-size: clamp(18px, 2vw, 24px);
}
.home-quiz-real-title a {
  color: inherit;
  text-decoration: none;
}
.home-quiz-real-title a:hover {
  color: var(--dvmn-primary);
}
.site-sidebar-home,
.site-sidebar-page,
.site-sidebar-post,
.site-sidebar-cau_do,
.site-sidebar-quiz,
.site-sidebar-archive {
  min-width: 0;
}

/* v1.2.1 - Làm rõ màu chữ/viền phần chọn đáp án quiz trước khi xem kết quả */
.quiz-option {
  border-width: 2px;
  border-color: rgba(126, 104, 68, .48);
  color: #30291f;
}
.quiz-option:hover {
  border-color: rgba(95, 127, 95, .76);
  box-shadow: 0 0 0 2px rgba(95,127,95,.10);
}
.quiz-option:has(input:checked) {
  border-color: var(--dvmn-primary);
  box-shadow: 0 0 0 3px rgba(95,127,95,.18);
}
.quiz-option-letter {
  border: 1px solid rgba(95,127,95,.34);
  color: var(--dvmn-primary);
}
.quiz-option-text {
  color: #2d281f;
  font-weight: 650;
}
.quiz-question-text,
.quiz-situation-box,
.quiz-main-question-box {
  color: var(--dvmn-text);
}

/* Crossword game - v1.2.3 */
.dvmn-crossword-page .single-crossword-game{max-width:1280px;margin:0 auto 48px}.crossword-intro{max-width:820px;color:var(--dvmn-muted,#5f6b7a)}.crossword-status-bar{display:grid;grid-template-columns:auto auto auto 1fr;align-items:center;gap:18px;margin:22px 0;padding:14px 18px;background:#fff;border:1px solid rgba(15,23,42,.10);border-radius:18px;box-shadow:0 10px 28px rgba(15,23,42,.06)}.crossword-stat{font-weight:800;color:#12213f}.crossword-stat strong{color:var(--dvmn-primary,#2563eb);font-size:1.25em}.crossword-progress{height:12px;border-radius:999px;background:#e5e7eb;overflow:hidden}.crossword-progress-fill{display:block;height:100%;background:linear-gradient(90deg,#16a34a,#22c55e);border-radius:999px;transition:width .25s ease}.crossword-game-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(320px,.75fr);gap:24px;align-items:start}.crossword-board-card,.crossword-question-card,.crossword-vertical-card,.crossword-result-box{background:#fff;border:1px solid rgba(15,23,42,.10);border-radius:22px;box-shadow:0 14px 35px rgba(15,23,42,.08)}.crossword-board-card{padding:20px;background:linear-gradient(135deg,#082344,#123f70)}.crossword-board{display:flex;flex-direction:column;gap:9px;overflow:auto;padding:8px}.crossword-row{display:flex;align-items:center;gap:4px;transition:opacity .2s ease}.crossword-row.is-selected .crossword-cell{border-color:#2563eb;box-shadow:0 0 0 2px rgba(37,99,235,.15)}.crossword-row.is-correct .crossword-row-number{background:#16a34a;border-color:#16a34a}.crossword-row.is-locked{opacity:.58}.crossword-row.is-locked .crossword-cell{background:#e5e7eb;color:#64748b}.crossword-row-number{flex:0 0 42px;height:42px;border-radius:12px;border:2px solid rgba(255,255,255,.38);background:rgba(255,255,255,.08);color:#fff;font-size:1.1rem;font-weight:900;cursor:pointer}.crossword-row-number:hover:not(:disabled),.crossword-row-number:focus-visible{background:#2563eb;border-color:#93c5fd}.crossword-row-number:disabled{cursor:not-allowed}.crossword-space{width:42px;height:42px;flex:0 0 42px}.crossword-cell{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;flex:0 0 42px;background:#fff;border:2px solid rgba(15,23,42,.25);border-radius:8px;font-weight:900;font-size:1.12rem;color:#111827;text-transform:uppercase;box-shadow:0 3px 10px rgba(15,23,42,.12)}.crossword-cell.is-vertical{background:#fff7cc;border-color:#f59e0b;box-shadow:0 0 0 2px rgba(245,158,11,.25),0 4px 12px rgba(15,23,42,.12)}.crossword-cell.is-opened{animation:dvmnCellPop .18s ease-out}.crossword-control-panel{display:grid;gap:18px}.crossword-question-card,.crossword-vertical-card{padding:22px}.crossword-question-card h2,.crossword-vertical-card h2{margin-top:0;color:var(--dvmn-primary,#2563eb)}.crossword-selected-label{display:inline-block;margin:0 0 12px;padding:7px 12px;border-radius:999px;background:#2563eb;color:#fff;font-weight:800}.crossword-current-question{font-size:1.05rem;font-weight:650;color:#111827}.crossword-row-answer,.crossword-vertical-answer{width:100%;box-sizing:border-box;border:2px solid #cbd5e1;border-radius:12px;padding:12px 14px;font-weight:700;margin:6px 0 12px}.crossword-row-answer:focus,.crossword-vertical-answer:focus{outline:0;border-color:#2563eb;box-shadow:0 0 0 4px rgba(37,99,235,.13)}.crossword-submit-row,.crossword-submit-vertical{width:100%;border:0;border-radius:14px;padding:13px 18px;background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff;font-weight:900;cursor:pointer}.crossword-submit-row:disabled,.crossword-submit-vertical:disabled{opacity:.5;cursor:not-allowed}.crossword-vertical-card{background:linear-gradient(180deg,#f0fdf4,#fff);border-color:rgba(34,197,94,.25)}.crossword-submit-vertical{background:linear-gradient(135deg,#22c55e,#16a34a)}.crossword-vertical-preview{display:flex;gap:7px;flex-wrap:wrap;margin:12px 0}.crossword-vertical-preview span{display:inline-flex;align-items:center;justify-content:center;width:34px;height:38px;border:2px solid #cbd5e1;border-radius:8px;background:#fff;font-weight:900;color:#14532d}.crossword-vertical-preview span.is-opened{border-color:#f59e0b;background:#fef3c7}.crossword-rules-note,.crossword-warning{margin-top:16px;padding:12px 14px;border-radius:14px;background:#fff7ed;border:1px solid #fed7aa;color:#7c2d12;font-weight:650}.crossword-rules-note p{margin:6px 0}.crossword-message{min-height:24px;margin:8px 0;font-weight:800}.crossword-message.is-success{color:#15803d}.crossword-message.is-danger{color:#dc2626}.crossword-message.is-warning{color:#b45309}.crossword-result-box{padding:24px;margin:24px 0;background:linear-gradient(135deg,#eff6ff,#fff)}.crossword-result-title{margin-top:0;color:#1d4ed8}.crossword-result-actions{display:flex;gap:12px;flex-wrap:wrap}.crossword-result-actions button,.crossword-result-actions a{border:0;border-radius:999px;padding:10px 16px;background:#2563eb;color:#fff;text-decoration:none;font-weight:900;cursor:pointer}.single-dvmn_o_chu .dvmn-share{margin-top:24px}@keyframes dvmnCellPop{from{transform:scale(.85)}to{transform:scale(1)}}@media (max-width:980px){.crossword-status-bar{grid-template-columns:1fr 1fr}.crossword-game-layout{grid-template-columns:1fr}.crossword-cell,.crossword-space{width:36px;height:36px;flex-basis:36px}.crossword-row-number{width:36px;height:36px;flex-basis:36px}}@media (max-width:640px){.crossword-status-bar{grid-template-columns:1fr}.crossword-board-card{padding:12px}.crossword-board{gap:6px}.crossword-cell,.crossword-space{width:30px;height:30px;flex-basis:30px;font-size:.9rem;border-radius:6px}.crossword-row-number{width:34px;height:34px;flex-basis:34px;font-size:.95rem}.crossword-question-card,.crossword-vertical-card{padding:16px}}

/* v1.2.5 - Crossword layout rebuilt: vertical answer under board, hope star, real score panel. */
.dvmn-crossword-page .single-crossword-game {
  max-width: 1280px;
}
.crossword-game-layout-v2 {
  display: grid;
  grid-template-columns: minmax(0, 1.38fr) minmax(320px, .72fr);
  gap: 24px;
  align-items: start;
  margin-top: 22px;
}
.crossword-main-column {
  display: grid;
  gap: 18px;
  min-width: 0;
}
.crossword-game-layout-v2 .crossword-vertical-under-board {
  width: 100%;
  box-sizing: border-box;
}
.crossword-game-layout-v2 .crossword-control-panel {
  display: grid;
  gap: 18px;
}
.crossword-game-layout-v2 .crossword-question-card,
.crossword-game-layout-v2 .crossword-hope-card,
.crossword-game-layout-v2 .crossword-score-card,
.crossword-rules-card,
.dvmn-may-care {
  background: #fff;
  border: 1px solid rgba(15,23,42,.10);
  border-radius: 22px;
  box-shadow: 0 14px 35px rgba(15,23,42,.08);
  padding: 22px;
}
.crossword-game-layout-v2 .crossword-question-card h2,
.crossword-game-layout-v2 .crossword-hope-card h2,
.crossword-game-layout-v2 .crossword-score-card h2,
.crossword-rules-card h2,
.dvmn-may-care h2 {
  margin-top: 0;
  color: var(--dvmn-primary,#2563eb);
}
.crossword-hope-card {
  background: linear-gradient(180deg,#fffbeb,#fff) !important;
  border-color: rgba(245,158,11,.28) !important;
}
.crossword-hope-toggle {
  display: flex;
  gap: 10px;
  align-items: center;
  font-weight: 900;
  color: #78350f;
}
.crossword-hope-toggle input {
  width: 22px;
  height: 22px;
  accent-color: #f59e0b;
}
.crossword-hope-note {
  margin-bottom: 0;
  color: #92400e;
  font-weight: 650;
}
.crossword-score-card {
  background: linear-gradient(180deg,#f8fafc,#fff) !important;
}
.crossword-score-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.crossword-score-grid > div {
  padding: 12px;
  border-radius: 16px;
  background: #f8fafc;
  border: 1px solid rgba(15,23,42,.08);
}
.crossword-score-grid span {
  display: block;
  margin-bottom: 4px;
  color: var(--dvmn-muted,#64748b);
  font-size: .88rem;
  font-weight: 700;
}
.crossword-score-grid strong {
  display: block;
  color: #0f172a;
  font-size: 1.45rem;
  line-height: 1.1;
}
.crossword-status-text {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 14px;
  background: #eff6ff;
  color: #1e3a8a;
  font-weight: 850;
}
.crossword-personal-best,
.crossword-recent-history {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed rgba(15,23,42,.16);
}
.crossword-personal-best h3,
.crossword-recent-history h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  color: #334155;
}
.crossword-personal-best p {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin: 6px 0;
  color: #475569;
}
.crossword-recent-history ul {
  margin: 0;
  padding-left: 18px;
  color: #475569;
  font-weight: 650;
}
.crossword-rules-card {
  margin-top: 24px;
  background: linear-gradient(180deg,#fff,#fffaf0);
}
.crossword-rules-card ul {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
  color: #475569;
  font-weight: 700;
}
.dvmn-may-care {
  margin-top: 24px;
}
@media (max-width:980px){
  .crossword-game-layout-v2 { grid-template-columns: 1fr; }
  .crossword-score-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width:640px){
  .crossword-score-grid { grid-template-columns: 1fr; }
  .crossword-game-layout-v2 .crossword-question-card,
  .crossword-game-layout-v2 .crossword-hope-card,
  .crossword-game-layout-v2 .crossword-score-card,
  .crossword-rules-card,
  .dvmn-may-care { padding: 16px; }
}

/* v1.2.6 - Compact related cards for quiz, crossword and blog only. */
.dvmn-compact-related {
  margin-top: 24px;
  padding: 18px;
}
.dvmn-compact-related .dvmn-card-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.dvmn-related-compact-card {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 12px;
  align-items: stretch;
  background: #fff;
  border: 1px solid rgba(15,23,42,.10);
  border-radius: 16px;
  padding: 10px;
  box-shadow: 0 8px 22px rgba(15,23,42,.055);
  min-height: 112px;
}
.dvmn-related-compact-thumb {
  display: block;
  width: 96px;
  height: 92px;
  overflow: hidden;
  border-radius: 12px;
  background: var(--dvmn-hero-bg,#f3f6ff);
}
.dvmn-related-compact-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.dvmn-related-compact-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.dvmn-related-compact-badge {
  align-self: flex-start;
  display: inline-flex;
  max-width: 100%;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(37,99,235,.09);
  color: var(--dvmn-primary,#2563eb);
  font-size: .74rem;
  font-weight: 850;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.dvmn-related-compact-body h3 {
  margin: 0;
  font-size: .98rem;
  line-height: 1.28;
  font-weight: 850;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.dvmn-related-compact-body h3 a {
  color: var(--dvmn-text,#111827);
}
.dvmn-related-compact-body p {
  margin: 0;
  color: var(--dvmn-muted,#64748b);
  font-size: .86rem;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.dvmn-related-compact-link {
  margin-top: auto;
  color: var(--dvmn-primary,#2563eb);
  font-size: .86rem;
  font-weight: 850;
}
@media (max-width: 760px) {
  .dvmn-compact-related .dvmn-card-grid { grid-template-columns: 1fr; }
}
@media (max-width: 420px) {
  .dvmn-related-compact-card { grid-template-columns: 80px minmax(0,1fr); }
  .dvmn-related-compact-thumb { width: 80px; height: 82px; }
}

/* v1.2.7 - Related card nhỏ gọn đồng nhất cho Quiz, Ô chữ, Blog. Không áp dụng cho Câu đố. */
.dvmn-compact-related .dvmn-related-mini-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 10px;
}
.dvmn-compact-related .dvmn-related-compact-card {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  min-height: 88px;
  padding: 8px;
  border-radius: 14px;
  box-shadow: 0 6px 16px rgba(15,23,42,.045);
}
.dvmn-compact-related .dvmn-related-compact-thumb {
  width: 74px;
  height: 74px;
  border-radius: 10px;
}
.dvmn-compact-related .dvmn-related-compact-body {
  gap: 4px;
}
.dvmn-compact-related .dvmn-related-compact-badge {
  padding: 2px 7px;
  font-size: .7rem;
}
.dvmn-compact-related .dvmn-related-compact-body h3 {
  font-size: .9rem;
  line-height: 1.24;
  -webkit-line-clamp: 2;
}
.dvmn-compact-related .dvmn-related-compact-body p {
  display: none;
}
.dvmn-compact-related .dvmn-related-compact-link {
  margin-top: 0;
  font-size: .78rem;
}
@media (max-width: 520px) {
  .dvmn-compact-related .dvmn-related-mini-grid { grid-template-columns: 1fr; }
  .dvmn-compact-related .dvmn-related-compact-card { grid-template-columns: 66px minmax(0, 1fr); min-height: 78px; }
  .dvmn-compact-related .dvmn-related-compact-thumb { width: 66px; height: 66px; }
}

/* v1.2.7 - Quiz related section is a real compact card block, not a button. */
.single-dvmn_quiz .quiz-nav {
  grid-template-columns: 1fr 1fr;
}
.single-dvmn_quiz .quiz-nav .next-riddle {
  text-align: right;
}

/* v1.2.7 - Quiz related section is a real compact card block, not a button. */
.single-dvmn_quiz .quiz-nav {
  grid-template-columns: 1fr 1fr;
}
.single-dvmn_quiz .quiz-nav .next-riddle {
  text-align: right;
}

/* v1.2.8 - Đố hình ảnh 9 ô, dùng layout giống ô chữ. */
.dvmn-image-puzzle-page .single-image-puzzle-game{max-width:1280px;margin:0 auto 48px}.image-puzzle-board-card{padding:18px;background:linear-gradient(135deg,#102a43,#1e3a5f)}.image-puzzle-board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;max-width:720px;margin:0 auto}.image-puzzle-cell{position:relative;display:block;aspect-ratio:1/1;border:2px solid rgba(255,255,255,.38);border-radius:16px;overflow:hidden;background:#dbeafe;cursor:pointer;box-shadow:0 10px 24px rgba(15,23,42,.18);padding:0}.image-puzzle-cell:hover:not(:disabled),.image-puzzle-cell:focus-visible{border-color:#93c5fd;box-shadow:0 0 0 3px rgba(147,197,253,.35),0 12px 28px rgba(15,23,42,.22);outline:0}.image-puzzle-cell.is-selected{border-color:#facc15;box-shadow:0 0 0 3px rgba(250,204,21,.32),0 12px 28px rgba(15,23,42,.24)}.image-puzzle-piece{position:absolute;inset:0;background-image:var(--puzzle-image);background-size:300% 300%;background-position:var(--piece-x) var(--piece-y);background-repeat:no-repeat;opacity:0;transform:scale(1.04);transition:opacity .18s ease,transform .18s ease}.image-puzzle-cover{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#eff6ff,#bfdbfe);color:#1e3a8a;font-size:2rem;font-weight:950}.image-puzzle-cell.is-opened .image-puzzle-piece,.image-puzzle-cell.is-revealed .image-puzzle-piece{opacity:1;transform:scale(1)}.image-puzzle-cell.is-opened .image-puzzle-cover,.image-puzzle-cell.is-revealed .image-puzzle-cover{opacity:0;pointer-events:none}.image-puzzle-cell.is-locked .image-puzzle-cover{background:repeating-linear-gradient(135deg,#e5e7eb,#e5e7eb 8px,#cbd5e1 8px,#cbd5e1 16px);color:#64748b}.image-puzzle-cell.is-locked::after{content:'🔒';position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:1.8rem;background:rgba(15,23,42,.10)}.image-puzzle-final-card{background:linear-gradient(180deg,#f0fdf4,#fff);border-color:rgba(34,197,94,.25)}.image-puzzle-submit-final{background:linear-gradient(135deg,#22c55e,#16a34a)}.image-puzzle-rules-card{margin-top:24px}.single-dvmn_do_hinh .dvmn-share{margin-top:24px}@media(max-width:980px){.image-puzzle-game-layout{grid-template-columns:1fr}.image-puzzle-board{max-width:620px}}@media(max-width:640px){.image-puzzle-board-card{padding:12px}.image-puzzle-board{gap:6px}.image-puzzle-cell{border-radius:12px}.image-puzzle-cover{font-size:1.45rem}}

/* v1.2.9 - Đố hình ảnh: thu nhỏ khung ảnh và làm rõ ô đang chọn */
.dvmn-image-puzzle-page .image-puzzle-main-column {
  display: flex;
  flex-direction: column;
  align-items: stretch;
}
.dvmn-image-puzzle-page .image-puzzle-board-card {
  width: min(100%, 560px);
  margin: 0 auto;
  box-sizing: border-box;
}
.dvmn-image-puzzle-page .image-puzzle-board {
  width: 100%;
  max-width: 520px;
  aspect-ratio: 1 / 1;
  margin: 0 auto;
}
.dvmn-image-puzzle-page .image-puzzle-final-card {
  width: min(100%, 560px);
  margin-left: auto;
  margin-right: auto;
  box-sizing: border-box;
}
.dvmn-image-puzzle-page .image-puzzle-cell.is-selected {
  border-color: #f59e0b;
  background: #fef3c7;
  box-shadow: 0 0 0 4px rgba(245, 158, 11, .45), 0 14px 32px rgba(15, 23, 42, .28);
  transform: translateY(-1px);
  z-index: 2;
}
.dvmn-image-puzzle-page .image-puzzle-cell.is-selected .image-puzzle-cover {
  background: linear-gradient(135deg, #facc15, #fb923c);
  color: #7c2d12;
}
.dvmn-image-puzzle-page .image-puzzle-cell.is-selected .image-puzzle-cover::after {
  content: 'Đang chọn';
  position: absolute;
  left: 50%;
  bottom: 10px;
  transform: translateX(-50%);
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255,255,255,.86);
  color: #7c2d12;
  font-size: .72rem;
  font-weight: 900;
  white-space: nowrap;
}
.dvmn-image-puzzle-page .image-puzzle-cell.is-locked.is-selected,
.dvmn-image-puzzle-page .image-puzzle-cell.is-opened.is-selected {
  transform: none;
}
@media (max-width: 980px) {
  .dvmn-image-puzzle-page .image-puzzle-board-card,
  .dvmn-image-puzzle-page .image-puzzle-final-card {
    width: min(100%, 520px);
  }
  .dvmn-image-puzzle-page .image-puzzle-board { max-width: 480px; }
}
@media (max-width: 640px) {
  .dvmn-image-puzzle-page .image-puzzle-board-card,
  .dvmn-image-puzzle-page .image-puzzle-final-card {
    width: 100%;
  }
  .dvmn-image-puzzle-page .image-puzzle-board { max-width: 100%; }
  .dvmn-image-puzzle-page .image-puzzle-cell.is-selected .image-puzzle-cover::after {
    bottom: 6px;
    font-size: .62rem;
  }
}

/* Guess Image game - single image, direct answer */
.dvmn-guess-image-page .single-guess-image-game{max-width:1280px;margin:0 auto 48px}
.guess-image-layout{align-items:stretch}
.guess-image-main-column,.guess-image-control-panel{display:grid;gap:18px;align-content:stretch}
.guess-image-main-column{grid-template-rows:minmax(0,1fr) auto}
.guess-image-control-panel{grid-template-rows:auto auto minmax(0,1fr)}
.guess-image-photo-card{display:flex;align-items:center;justify-content:center;min-height:260px;max-height:520px;padding:8px;background:#fff;overflow:hidden}
.guess-image-photo{display:block;width:100%;height:100%;max-height:420px;object-fit:contain;border-radius:16px;background:#fff;box-shadow:none}
.guess-image-photo-placeholder{display:flex;align-items:center;justify-content:center;width:100%;min-height:320px;border:2px dashed rgba(255,255,255,.45);border-radius:18px;color:#fff;font-weight:900}
.guess-image-rules-card{margin-top:0;padding:20px;background:#fff;border:1px solid rgba(15,23,42,.10);border-radius:22px;box-shadow:0 14px 35px rgba(15,23,42,.08)}
.guess-image-rules-card h2{margin-top:0;color:var(--dvmn-primary,#2563eb)}
.guess-image-rules-card ul{margin-bottom:0;padding-left:20px;color:#334155;font-weight:650}
.guess-image-answer-card,.guess-image-hope-card,.guess-image-score-card{background:#fff;border:1px solid rgba(15,23,42,.10);border-radius:22px;box-shadow:0 14px 35px rgba(15,23,42,.08);padding:22px}
.guess-image-answer-card h2,.guess-image-hope-card h2,.guess-image-score-card h2{margin-top:0;color:var(--dvmn-primary,#2563eb)}
.guess-image-hint-button{display:inline-flex;margin:8px 0 0;border:0;border-radius:999px;padding:9px 14px;background:#fef3c7;color:#92400e;font-weight:900;cursor:pointer}
.guess-image-hint-button:disabled{opacity:.55;cursor:not-allowed}
.guess-image-hint-box{margin-top:12px;padding:12px 14px;border-radius:14px;background:#fffbeb;border:1px solid #fde68a;color:#78350f;font-weight:650}
.guess-image-explanation{margin-top:14px;padding:14px 16px;border-radius:16px;background:#f8fafc;border:1px solid #e2e8f0;color:#334155}
.single-dvmn_doan_anh .dvmn-share{margin-top:24px}
@media(max-width:980px){.guess-image-layout{grid-template-columns:1fr}.guess-image-main-column,.guess-image-control-panel{grid-template-rows:auto}.guess-image-photo-card{min-height:260px;max-height:none}.guess-image-photo{max-height:480px}}
@media(max-width:640px){.guess-image-photo-card,.guess-image-rules-card,.guess-image-answer-card,.guess-image-hope-card,.guess-image-score-card{padding:16px;border-radius:18px}.guess-image-photo-card{min-height:220px}.guess-image-photo{border-radius:14px}}

/* v1.3.1 - Game customizer, thinner guess-image frame, conditional game styling. */
.single-dvmn_o_chu .single-crossword-game,
.single-dvmn_do_hinh .single-image-puzzle-game,
.single-dvmn_doan_anh .single-guess-image-game {
  font-family: var(--dvmn-game-font, var(--dvmn-body-font));
  font-size: var(--dvmn-game-text-size, 16px);
}
.single-dvmn_o_chu .crossword-question-card,
.single-dvmn_o_chu .crossword-vertical-card,
.single-dvmn_o_chu .crossword-hope-card,
.single-dvmn_o_chu .crossword-score-card,
.single-dvmn_o_chu .crossword-rules-card,
.single-dvmn_do_hinh .crossword-question-card,
.single-dvmn_do_hinh .crossword-vertical-card,
.single-dvmn_do_hinh .crossword-hope-card,
.single-dvmn_do_hinh .crossword-score-card,
.single-dvmn_do_hinh .crossword-rules-card,
.single-dvmn_doan_anh .guess-image-answer-card,
.single-dvmn_doan_anh .guess-image-hope-card,
.single-dvmn_doan_anh .guess-image-score-card,
.single-dvmn_doan_anh .guess-image-rules-card {
  background: var(--dvmn-game-bg, #fff);
  border-color: var(--dvmn-game-border, #e2e8f0);
  border-radius: var(--dvmn-game-card-radius, 22px);
}
.single-dvmn_o_chu .crossword-question-card h2,
.single-dvmn_o_chu .crossword-vertical-card h2,
.single-dvmn_o_chu .crossword-hope-card h2,
.single-dvmn_o_chu .crossword-score-card h2,
.single-dvmn_o_chu .crossword-rules-card h2,
.single-dvmn_do_hinh .crossword-question-card h2,
.single-dvmn_do_hinh .crossword-vertical-card h2,
.single-dvmn_do_hinh .crossword-hope-card h2,
.single-dvmn_do_hinh .crossword-score-card h2,
.single-dvmn_do_hinh .crossword-rules-card h2,
.single-dvmn_doan_anh .guess-image-answer-card h2,
.single-dvmn_doan_anh .guess-image-hope-card h2,
.single-dvmn_doan_anh .guess-image-score-card h2,
.single-dvmn_doan_anh .guess-image-rules-card h2 {
  color: var(--dvmn-game-title, var(--dvmn-primary));
}
.single-dvmn_o_chu .crossword-submit-row,
.single-dvmn_o_chu .crossword-submit-vertical,
.single-dvmn_do_hinh .image-puzzle-submit-cell,
.single-dvmn_do_hinh .image-puzzle-submit-final,
.single-dvmn_doan_anh .guess-image-submit {
  background: var(--dvmn-game-button, var(--dvmn-primary));
}
.single-dvmn_o_chu .crossword-row.is-selected .crossword-cell,
.single-dvmn_do_hinh .image-puzzle-cell.is-selected {
  border-color: var(--dvmn-game-active, #facc15);
}
.single-dvmn_o_chu .crossword-row.is-locked .crossword-cell,
.single-dvmn_do_hinh .image-puzzle-cell.is-locked .image-puzzle-cover {
  background: var(--dvmn-game-locked, #fee2e2);
}
.single-dvmn_do_hinh .image-puzzle-cell.is-opened .image-puzzle-cover,
.single-dvmn_do_hinh .image-puzzle-cell.is-revealed .image-puzzle-cover {
  background: var(--dvmn-game-opened, #dcfce7);
}
.dvmn-compact-related .dvmn-related-mini-grid {
  grid-template-columns: repeat(var(--dvmn-related-mini-columns, 4), minmax(0, 1fr));
}
.dvmn-compact-related .dvmn-related-compact-card:not(:has(.dvmn-related-compact-thumb)) {
  grid-template-columns: 1fr;
}
.dvmn-image-puzzle-page .image-puzzle-board-card {
  width: min(100%, calc(var(--dvmn-image-puzzle-max-size, 520px) + 40px));
}
.dvmn-image-puzzle-page .image-puzzle-board {
  max-width: var(--dvmn-image-puzzle-max-size, 520px);
}
.dvmn-image-puzzle-page .image-puzzle-cell {
  border-width: var(--dvmn-image-puzzle-cell-border, 2px);
}
.guess-image-photo-card {
  min-height: 220px;
  max-height: calc(var(--dvmn-guess-image-max-height, 420px) + (var(--dvmn-guess-image-frame-padding, 4px) * 2) + (var(--dvmn-guess-image-frame-border, 2px) * 2));
  padding: var(--dvmn-guess-image-frame-padding, 4px);
  border: var(--dvmn-guess-image-frame-border, 2px) solid var(--dvmn-guess-image-frame-border-color, #dbeafe);
  border-radius: var(--dvmn-guess-image-frame-radius, 16px);
  background: var(--dvmn-guess-image-frame-bg, #fff);
  box-shadow: 0 8px 20px rgba(15, 23, 42, .06);
}
.guess-image-photo {
  max-height: var(--dvmn-guess-image-max-height, 420px);
  border-radius: max(6px, calc(var(--dvmn-guess-image-frame-radius, 16px) - 4px));
  box-shadow: none;
}
@media(max-width:760px){
  .dvmn-compact-related .dvmn-related-mini-grid { grid-template-columns: 1fr; }
  .guess-image-photo-card { min-height: 220px; }
}
.dvmn-compact-related .dvmn-related-compact-card.is-no-thumb { grid-template-columns: 1fr; }

/* Ai là tỷ phú */
.dvmn-ty-phu-page .single-ty-phu-game{max-width:1280px;margin:0 auto 48px}.ty-phu-intro-box,.ty-phu-rules-box,.ty-phu-main-panel,.ty-phu-ladder,.ty-phu-result-box{font-family:var(--dvmn-game-font,var(--dvmn-body-font));background:var(--dvmn-game-bg,#fff);border:1px solid var(--dvmn-game-border,#e2e8f0);border-radius:var(--dvmn-game-card-radius,22px);box-shadow:0 14px 35px rgba(15,23,42,.08)}.ty-phu-intro-box,.ty-phu-rules-box{padding:22px;margin:20px 0}.ty-phu-rules-box h2{margin-top:0;color:var(--dvmn-game-title,#2563eb)}.ty-phu-rules-box ul{margin-bottom:0}.ty-phu-game{display:grid;grid-template-columns:minmax(0,1fr) var(--dvmn-ty-phu-ladder-width,320px);gap:24px;align-items:start;margin:24px 0 40px}.ty-phu-main-panel{padding:var(--dvmn-ty-phu-card-padding,22px)}.ty-phu-status-bar{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:18px}.ty-phu-status-bar span{display:block;padding:12px 14px;border-radius:16px;background:#f8fafc;border:1px solid rgba(15,23,42,.08);font-weight:800;color:#334155}.ty-phu-status-bar strong{display:block;margin-top:4px;color:var(--dvmn-game-title,#2563eb);font-size:1.15rem}.ty-phu-question-card{padding:22px;border-radius:calc(var(--dvmn-game-card-radius,22px) - 4px);background:linear-gradient(180deg,#eff6ff,#fff);border:1px solid rgba(37,99,235,.16)}.ty-phu-question-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.ty-phu-question-number{display:inline-flex;align-items:center;border-radius:999px;padding:7px 13px;background:var(--dvmn-game-button,#2563eb);color:#fff;font-weight:900}.ty-phu-question-prize{display:inline-flex;align-items:center;border-radius:999px;padding:7px 13px;background:#fff7ed;color:#9a3412;border:1px solid #fed7aa;font-weight:900}.ty-phu-question-text{font-size:var(--dvmn-game-text-size,16px);font-weight:750;color:#111827}.ty-phu-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:18px}.ty-phu-option{position:relative;display:flex;align-items:center;gap:10px;padding:13px 14px;border:2px solid #cbd5e1;border-radius:var(--dvmn-ty-phu-option-radius,16px);background:#fff;cursor:pointer;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}.ty-phu-option:hover,.ty-phu-option:focus-within{border-color:var(--dvmn-game-button,#2563eb);box-shadow:0 0 0 4px rgba(37,99,235,.10)}.ty-phu-option input{position:absolute;opacity:0;pointer-events:none}.ty-phu-option:has(input:checked){border-color:var(--dvmn-game-active,#facc15);box-shadow:0 0 0 4px rgba(250,204,21,.18);transform:translateY(-1px)}.ty-phu-option-letter{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;flex:0 0 34px;border-radius:999px;background:#e0f2fe;color:#075985;font-weight:950}.ty-phu-option-text{font-weight:750;color:#172033}.ty-phu-option-mark{margin-left:auto;font-weight:950}.ty-phu-option.is-correct{border-color:#16a34a;background:var(--dvmn-game-opened,#dcfce7)}.ty-phu-option.is-wrong{border-color:#dc2626;background:var(--dvmn-game-locked,#fee2e2)}.ty-phu-option.is-correct .ty-phu-option-mark{color:#15803d}.ty-phu-option.is-wrong .ty-phu-option-mark{color:#dc2626}.ty-phu-explanation{margin-top:16px;padding:14px 16px;border-radius:16px;background:#f8fafc;border:1px solid #e2e8f0;color:#334155}.ty-phu-tools,.ty-phu-actions,.ty-phu-result-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:18px}.ty-phu-tools button,.ty-phu-actions button,.ty-phu-result-actions button,.ty-phu-result-actions a{border:0;border-radius:999px;padding:11px 17px;background:var(--dvmn-game-button,#2563eb);color:#fff;text-decoration:none;font-weight:900;cursor:pointer;box-shadow:0 8px 18px rgba(37,99,235,.18)}.ty-phu-tools button{background:#0f172a}.ty-phu-star-button.is-armed{background:#f59e0b;color:#111827}.ty-phu-tools button:disabled,.ty-phu-actions button:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.ty-phu-stop-button{background:#64748b!important}.ty-phu-next-button{background:#16a34a!important}.ty-phu-new-game-actions{display:flex;justify-content:center;margin:14px 0 0;}
.ty-phu-message{min-height:24px;margin-top:14px;font-weight:850}.ty-phu-message.is-success{color:#15803d}.ty-phu-message.is-danger{color:#dc2626}.ty-phu-message.is-warning{color:#b45309}.ty-phu-result-box{padding:22px;margin-top:22px;background:linear-gradient(135deg,#fff7ed,#fff)}.ty-phu-result-title{margin:0 0 10px;color:#9a3412}.ty-phu-result-money{font-size:1.25rem;font-weight:950;color:#111827}.ty-phu-ladder{position:sticky;top:20px;padding:18px;background:linear-gradient(180deg,var(--dvmn-ty-phu-ladder-bg,#0f172a),#1e293b);color:#fff}.ty-phu-ladder h2{margin:0 0 14px;color:#fff;font-size:1.15rem}.ty-phu-ladder ol{list-style:none;padding:0;margin:0;display:grid;gap:7px}.ty-phu-ladder li{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 10px;border-radius:12px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.10);font-weight:850}.ty-phu-ladder li.is-checkpoint{background:color-mix(in srgb,var(--dvmn-ty-phu-checkpoint,#f59e0b) 20%,transparent);border-color:color-mix(in srgb,var(--dvmn-ty-phu-checkpoint,#f59e0b) 65%,transparent);color:#fde68a}.ty-phu-ladder li.is-current{background:var(--dvmn-ty-phu-current,#facc15);color:#111827;border-color:#fde68a;box-shadow:0 0 0 3px rgba(250,204,21,.22)}.ty-phu-ladder li.is-passed{background:rgba(34,197,94,.22);border-color:rgba(34,197,94,.45);color:#bbf7d0}.ty-phu-ladder-index{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:999px;background:rgba(255,255,255,.13)}.ty-phu-ladder li.is-current .ty-phu-ladder-index{background:#111827;color:#fff}.dvmn-ty-phu-card .dvmn-quiz-badge{background:linear-gradient(135deg,#f59e0b,#facc15);color:#111827}@media(max-width:1100px){.ty-phu-game{grid-template-columns:1fr}.ty-phu-ladder{position:static}.ty-phu-ladder ol{grid-template-columns:repeat(3,minmax(0,1fr))}.ty-phu-status-bar{grid-template-columns:1fr 1fr 1fr}}@media(max-width:720px){.ty-phu-main-panel{padding:16px}.ty-phu-status-bar,.ty-phu-options,.ty-phu-ladder ol{grid-template-columns:1fr}.ty-phu-question-head{align-items:flex-start;flex-direction:column}.ty-phu-tools button,.ty-phu-actions button,.ty-phu-result-actions button,.ty-phu-result-actions a{width:100%;justify-content:center;text-align:center}.ty-phu-option{align-items:flex-start}.ty-phu-option-letter{margin-top:2px}}

/* v35 Ai là tỷ phú: buttons compact + USD/VND status */
.ty-phu-status-bar{grid-template-columns:repeat(4,minmax(0,1fr));}
.ty-phu-actions{display:flex;align-items:center;gap:10px;flex-wrap:nowrap;margin-top:16px;}
.ty-phu-actions button{padding:8px 13px!important;font-size:.92rem;line-height:1.2;white-space:nowrap;min-height:38px;box-shadow:0 6px 14px rgba(37,99,235,.14)!important;}
.ty-phu-skip-button{background:#0f172a!important;}
.ty-phu-star-button{background:#0f172a!important;}
.ty-phu-ladder-money{display:flex;flex-direction:column;align-items:flex-end;line-height:1.15;}
.ty-phu-ladder-money small{font-size:.72rem;font-weight:700;opacity:.78;margin-top:2px;}
@media(max-width:1100px){.ty-phu-status-bar{grid-template-columns:repeat(2,minmax(0,1fr));}.ty-phu-actions{flex-wrap:wrap;}}
@media(max-width:720px){.ty-phu-actions{display:grid;grid-template-columns:1fr;}.ty-phu-actions button{width:100%;}.ty-phu-status-bar{grid-template-columns:1fr;}}

/* v36 Ai là tỷ phú: custom button colors */
.ty-phu-actions .ty-phu-answer-button{background:var(--dvmn-ty-phu-answer-bg,#2563eb)!important;}
.ty-phu-actions .ty-phu-answer-button:hover:not(:disabled),
.ty-phu-actions .ty-phu-answer-button:focus-visible:not(:disabled){background:var(--dvmn-ty-phu-answer-hover,#1d4ed8)!important;}
.ty-phu-actions .ty-phu-skip-button{background:var(--dvmn-ty-phu-skip-bg,#0f172a)!important;}
.ty-phu-actions .ty-phu-skip-button:hover:not(:disabled),
.ty-phu-actions .ty-phu-skip-button:focus-visible:not(:disabled){background:var(--dvmn-ty-phu-skip-hover,#1e293b)!important;}
.ty-phu-actions .ty-phu-star-button{background:var(--dvmn-ty-phu-star-bg,#0f172a)!important;}
.ty-phu-actions .ty-phu-star-button:hover:not(:disabled),
.ty-phu-actions .ty-phu-star-button:focus-visible:not(:disabled){background:var(--dvmn-ty-phu-star-hover,#f59e0b)!important;}
.ty-phu-actions .ty-phu-stop-button{background:var(--dvmn-ty-phu-stop-bg,#64748b)!important;}
.ty-phu-actions .ty-phu-stop-button:hover:not(:disabled),
.ty-phu-actions .ty-phu-stop-button:focus-visible:not(:disabled){background:var(--dvmn-ty-phu-stop-hover,#475569)!important;}

/* v37 homepage hub refresh */
.dvmn-front-page .home-hero { margin-bottom: 0; }
.dvmn-home-top-banner { margin-top: 22px; margin-bottom: 18px; }
.dvmn-home-top-banner a,
.dvmn-home-top-banner img,
.dvmn-home-top-banner iframe,
.dvmn-home-top-banner-html { display: block; width: 100%; }
.dvmn-home-top-banner img,
.dvmn-home-top-banner iframe { max-height: 220px; object-fit: cover; border-radius: 22px; box-shadow: 0 16px 38px rgba(32,35,49,.08); border: 1px solid var(--dvmn-border); background: #fff; }
.dvmn-home-top-banner-html { border-radius: 22px; overflow: hidden; }
.dvmn-home-hub { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; padding-top: 28px; }
.dvmn-home-hub .dvmn-home-section { margin: 0; padding: 18px; border-radius: 22px; background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,255,255,.88)); border: 1px solid var(--dvmn-border); box-shadow: 0 12px 30px rgba(32,35,49,.05); }
.dvmn-home-hub .dvmn-home-section.is-full { grid-column: 1 / -1; }
.dvmn-home-hub .dvmn-section-head { margin-bottom: 14px; }
.dvmn-home-hub .dvmn-section-head h2 { display: flex; align-items: center; gap: 9px; margin: 0; font-size: clamp(18px, 2vw, var(--dvmn-h2-size)); }
.dvmn-home-hub .dvmn-section-icon { width: 34px; height: 34px; display: inline-grid; place-items: center; border-radius: 12px; background: var(--dvmn-hero-bg); font-size: 18px; flex: 0 0 auto; }
.dvmn-home-type-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.dvmn-home-type-section:not(.is-full) .dvmn-home-type-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.dvmn-home-type-section.is-full .dvmn-home-type-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.dvmn-home-type-grid .dvmn-card { margin: 0; min-width: 0; }
.dvmn-home-type-grid .dvmn-card-thumb img { aspect-ratio: 16 / 10; object-fit: cover; }
.dvmn-home-type-section:not(.is-full) .dvmn-card-excerpt { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.dvmn-home-topics { margin-top: 18px; margin-bottom: 34px; padding: 18px; border-radius: 22px; background: rgba(255,255,255,.9); border: 1px solid var(--dvmn-border); box-shadow: 0 12px 30px rgba(32,35,49,.05); }
.dvmn-home-topic-list { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
.dvmn-home-topic-pill { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 10px 12px; border-radius: 999px; background: var(--dvmn-hero-bg); color: var(--dvmn-text); border: 1px solid rgba(95,127,95,.14); font-weight: 750; }
.dvmn-home-topic-pill:hover { transform: translateY(-1px); border-color: var(--dvmn-primary); }
.dvmn-home-topic-pill small { color: var(--dvmn-muted); font-weight: 650; white-space: nowrap; }
@media (max-width: 980px) {
  .dvmn-home-hub { grid-template-columns: 1fr; }
  .dvmn-home-type-section.is-full .dvmn-home-type-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dvmn-home-topic-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .dvmn-home-top-banner img, .dvmn-home-top-banner iframe { max-height: 140px; border-radius: 16px; }
  .dvmn-home-hub { padding-top: 18px; gap: 14px; }
  .dvmn-home-hub .dvmn-home-section { padding: 14px; border-radius: 18px; }
  .dvmn-home-type-grid,
  .dvmn-home-type-section:not(.is-full) .dvmn-home-type-grid,
  .dvmn-home-type-section.is-full .dvmn-home-type-grid { grid-template-columns: 1fr; }
  .dvmn-home-topic-list { grid-template-columns: 1fr; }
}


/* WordPress core alignment/caption/comment classes. */
.alignleft { float: left; margin: 0 1.5em 1em 0; }
.alignright { float: right; margin: 0 0 1em 1.5em; }
.aligncenter { clear: both; display: block; margin-left: auto; margin-right: auto; }
.wp-caption { max-width: 100%; }
.wp-caption img { display: block; max-width: 100%; height: auto; }
.wp-caption-text, .gallery-caption { color: var(--dvmn-muted, #7A7064); font-size: .92em; text-align: center; margin-top: .5em; }
.sticky { position: relative; }
.bypostauthor { outline: 0; }
.post-tags { margin-top: 24px; font-size: .95em; }
.page-links { margin-top: 24px; }
.comment-list { list-style: none; padding-left: 0; }
.comments-area { margin-top: 36px; }


/* Câu đố vui tổng hợp */
.dvmn-riddle-list-play {
  display: grid;
  gap: 18px;
  margin: 24px 0;
}
.dvmn-riddle-item-card {
  background: #fff;
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}
.dvmn-riddle-item-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.dvmn-riddle-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 70px;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--dvmn-primary, #0ea5e9);
  color: #fff;
  font-weight: 700;
  font-size: 0.92rem;
}
.dvmn-riddle-item-question {
  font-size: var(--dvmn-riddle-item-question-size, 17px);
  line-height: var(--dvmn-riddle-item-question-line-height, 1.75);
  color: var(--dvmn-riddle-item-question-color, #111827);
  margin-bottom: var(--dvmn-riddle-item-question-margin, 14px);
}
.dvmn-riddle-answer-box {
  margin-top: 14px;
  padding: 16px;
  border-radius: 14px;
  background: #f8fafc;
  border-left: 4px solid var(--dvmn-primary, #0ea5e9);
}

/* Quiz trắc nghiệm 60 giây */
.dvmn-fast-quiz {
  margin: 28px 0;
  padding: 22px;
  border-radius: 22px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
}
.dvmn-fast-quiz-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}
.dvmn-fast-quiz-timer {
  min-width: 72px;
  text-align: center;
  padding: 9px 12px;
  border-radius: 999px;
  background: #111827;
  color: #fff;
  font-weight: 800;
}
.dvmn-fast-quiz-progress {
  margin-bottom: 14px;
  font-weight: 800;
  color: var(--dvmn-primary, #0ea5e9);
}
.dvmn-fast-question h2 {
  margin: 0 0 18px;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  line-height: 1.5;
}
.dvmn-fast-question.is-empty {
  padding: 18px;
  border-radius: 14px;
  background: #fff7ed;
  border: 1px solid #fed7aa;
}
.dvmn-fast-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.dvmn-fast-option {
  width: 100%;
  text-align: left;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: #fff;
  color: #111827;
  border-radius: 16px;
  padding: 14px 16px;
  font-weight: 700;
  line-height: 1.45;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.dvmn-fast-option:hover,
.dvmn-fast-option:focus {
  transform: translateY(-1px);
  border-color: var(--dvmn-primary, #0ea5e9);
  box-shadow: 0 10px 24px rgba(14, 165, 233, 0.14);
  outline: none;
}
.dvmn-fast-option span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  margin-right: 8px;
  background: #e0f2fe;
  color: #075985;
}
.dvmn-fast-quiz-end {
  margin-top: 18px;
  padding: 18px;
  border-radius: 16px;
  background: #ecfeff;
  border: 1px solid #bae6fd;
}
.dvmn-fast-quiz-summary {
  margin-top: 0;
  font-size: 1.1rem;
}
.dvmn-fast-result-table {
  margin-top: 20px;
  overflow-x: auto;
}
.dvmn-fast-result-table table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
}
.dvmn-fast-result-table th,
.dvmn-fast-result-table td {
  padding: 11px 12px;
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  text-align: left;
  vertical-align: top;
}
.dvmn-fast-result-table th {
  background: #f1f5f9;
  color: #111827;
}
@media (max-width: 640px) {
  .dvmn-fast-quiz-top {
    align-items: flex-start;
    flex-direction: column;
  }
  .dvmn-fast-options {
    grid-template-columns: 1fr;
  }
  .dvmn-riddle-item-card,
  .dvmn-fast-quiz {
    padding: 16px;
  }
}

/* Answer button: compact height for riddle cards. */
.dvmn-answer-toggle { min-height: 34px; padding-top: 0; padding-bottom: 0; }

/* v1.4.8-sticky-sidebar: chỉ thêm sticky cho sidebar desktop, không đổi layout. */
@media (min-width: 901px) {
  .site-sidebar {
    position: sticky;
    top: 96px;
    align-self: start;
  }
}

/* v1.4.9 đợt 1 - Homepage static game hub + empty-block safe layout */
.dvmn-home-game-hub {
  margin-top: 26px;
  margin-bottom: 18px;
  padding: 22px;
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(255,255,255,.98), rgba(238,244,234,.86));
  border: 1px solid var(--dvmn-border);
  box-shadow: 0 18px 44px rgba(32,35,49,.07);
}
.dvmn-home-game-head {
  margin-bottom: 16px;
}
.dvmn-home-game-head h2 {
  margin: 0 0 6px;
}
.dvmn-home-game-head p {
  margin: 0;
  color: var(--dvmn-muted);
  max-width: 760px;
}
.dvmn-home-game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
.dvmn-home-game-card,
.dvmn-home-game-card:visited {
  display: grid;
  grid-template-columns: 48px minmax(0,1fr);
  gap: 12px;
  align-items: start;
  min-height: 148px;
  padding: 16px;
  border-radius: 22px;
  background: #fff;
  color: var(--dvmn-text);
  border: 1px solid rgba(95,127,95,.14);
  box-shadow: 0 12px 28px rgba(32,35,49,.05);
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.dvmn-home-game-card:hover,
.dvmn-home-game-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--dvmn-primary);
  box-shadow: 0 18px 38px rgba(32,35,49,.09);
  outline: none;
}
.dvmn-home-game-icon {
  width: 48px;
  height: 48px;
  display: inline-grid;
  place-items: center;
  border-radius: 16px;
  background: var(--dvmn-hero-bg);
  font-size: 24px;
}
.dvmn-home-game-body {
  display: grid;
  gap: 6px;
  min-width: 0;
}
.dvmn-home-game-body strong {
  font-family: var(--dvmn-heading-font);
  font-weight: var(--dvmn-heading-weight);
  font-size: 1.05rem;
  line-height: 1.25;
}
.dvmn-home-game-body span {
  color: var(--dvmn-muted);
  line-height: 1.55;
  font-size: .94rem;
}
.dvmn-home-game-card em {
  grid-column: 2;
  align-self: end;
  justify-self: start;
  margin-top: 8px;
  font-style: normal;
  font-weight: 800;
  color: var(--dvmn-primary);
}
.dvmn-home-intro-box {
  margin-top: 18px;
  margin-bottom: 34px;
  padding: 20px 22px;
  border-radius: 24px;
  background: rgba(255,255,255,.92);
  border: 1px solid var(--dvmn-border);
}
.dvmn-home-intro-box h2 {
  margin: 0 0 8px;
  font-size: clamp(20px, 2vw, var(--dvmn-h2-size));
}
.dvmn-home-intro-box p {
  margin: 0;
  color: var(--dvmn-muted);
  line-height: 1.75;
}
.dvmn-after-play-box {
  margin: 28px 0;
  padding: 20px;
  border-radius: 22px;
  background: linear-gradient(135deg, var(--dvmn-answer-bg), #fff);
  border: 1px solid var(--dvmn-answer-border);
  box-shadow: 0 12px 28px rgba(32,35,49,.06);
}
.dvmn-after-play-box h2 {
  margin: 0 0 8px;
}
.dvmn-after-play-box p {
  margin: 0 0 14px;
  color: var(--dvmn-muted);
}
.dvmn-after-play-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.dvmn-after-play-actions a,
.dvmn-after-play-actions a:visited {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 16px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  background: var(--dvmn-primary);
  color: #fff;
}
.dvmn-after-play-actions a.is-secondary,
.dvmn-after-play-actions a.is-secondary:visited {
  background: #fff;
  color: var(--dvmn-primary);
  border: 1px solid var(--dvmn-answer-border);
}
@media (max-width: 640px) {
  .dvmn-home-game-hub { padding: 16px; border-radius: 20px; }
  .dvmn-home-game-grid { grid-template-columns: 1fr; }
  .dvmn-home-game-card { min-height: 0; }
  .dvmn-after-play-actions { display: grid; }
  .dvmn-after-play-actions a { width: 100%; }
}

/* Footer Customizer controls - added v1.6.2 */
.site-footer {
  margin-top: 30px;
  background: var(--dvmn-footer-bg);
  color: var(--dvmn-footer-text);
  border-top: 1px solid var(--dvmn-footer-border);
}
.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) auto;
  align-items: start;
  gap: var(--dvmn-footer-column-gap);
  padding: var(--dvmn-footer-padding-top) 0 18px;
  color: var(--dvmn-footer-text);
}
.footer-brand strong {
  color: var(--dvmn-footer-title);
  font-size: var(--dvmn-footer-brand-size);
  font-weight: var(--dvmn-footer-brand-weight);
  line-height: 1.28;
}
.footer-brand p {
  margin: 6px 0 0;
  color: var(--dvmn-footer-text);
  font-size: var(--dvmn-footer-slogan-size);
  line-height: 1.65;
}
.footer-menu ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-menu a {
  color: var(--dvmn-footer-link);
  font-size: var(--dvmn-footer-menu-size);
  font-weight: var(--dvmn-footer-menu-weight);
  text-decoration: none;
}
.footer-menu a:hover { color: var(--dvmn-footer-link-hover); }
.footer-bottom {
  border-top: 1px solid color-mix(in srgb, var(--dvmn-footer-border) 82%, transparent);
  padding: 14px 0 var(--dvmn-footer-padding-bottom);
  color: var(--dvmn-footer-text);
  font-size: var(--dvmn-footer-copyright-size);
  font-weight: var(--dvmn-footer-copyright-weight);
}
.footer-bottom p { margin: 0; }
.dvmn-back-to-top {
  background: var(--dvmn-back-to-top-bg);
  color: var(--dvmn-back-to-top-text);
  border-color: var(--dvmn-footer-border);
}
.dvmn-back-to-top:hover {
  background: var(--dvmn-back-to-top-hover);
  color: #fff;
}
@media (max-width: 900px) {
  .footer-inner { grid-template-columns: 1fr; }
  .footer-social { justify-content: flex-start; }
}

/* v1.6.7 - Nâng cấp widget cũ: thumbnail bên trái, tiêu đề bên phải, chỉ áp dụng khi bật thumbnail trong widget. */
.site-sidebar .dvmn-post-list--with-thumbs {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-sidebar .dvmn-post-list--with-thumbs li,
.site-sidebar .dvmn-post-list--with-thumbs .dvmn-post-list-item {
  display: block;
  min-height: 0;
  margin: 0;
  padding: 0 0 12px;
  border-bottom: 1px dashed color-mix(in srgb, var(--dvmn-sidebar-border, var(--dvmn-border)) 80%, transparent);
}
.site-sidebar .dvmn-post-list--with-thumbs li:last-child,
.site-sidebar .dvmn-post-list--with-thumbs .dvmn-post-list-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.site-sidebar .dvmn-post-list--with-thumbs .dvmn-post-list-link {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  color: var(--dvmn-sidebar-link-color, var(--dvmn-text));
  text-decoration: none;
  line-height: 1.35;
}
.site-sidebar .dvmn-post-list--with-thumbs .dvmn-post-list-link:hover .dvmn-post-list-title {
  color: var(--dvmn-primary);
}
.site-sidebar .dvmn-post-list--thumb-small { --dvmn-widget-thumb-width: 72px; --dvmn-widget-thumb-height: 54px; }
.site-sidebar .dvmn-post-list--thumb-medium { --dvmn-widget-thumb-width: 96px; --dvmn-widget-thumb-height: 72px; }
.site-sidebar .dvmn-post-list--thumb-large { --dvmn-widget-thumb-width: 112px; --dvmn-widget-thumb-height: 84px; }
.site-sidebar .dvmn-post-list--with-thumbs .dvmn-post-list-thumb {
  flex: 0 0 var(--dvmn-widget-thumb-width, 96px);
  width: var(--dvmn-widget-thumb-width, 96px);
  height: var(--dvmn-widget-thumb-height, 72px);
  border-radius: 10px;
  overflow: hidden;
  background: var(--dvmn-hero-bg);
  border: 1px solid color-mix(in srgb, var(--dvmn-sidebar-border, var(--dvmn-border)) 72%, transparent);
}
.site-sidebar .dvmn-post-list--with-thumbs .dvmn-post-list-thumb img,
.site-sidebar .dvmn-post-list--with-thumbs .dvmn-post-list-thumb .dvmn-thumb-placeholder,
.site-sidebar .dvmn-post-list--with-thumbs .dvmn-post-list-thumb .dvmn-thumb-fallback-image {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
}
.site-sidebar .dvmn-post-list--with-thumbs .dvmn-post-list-thumb .dvmn-thumb-placeholder-icon {
  width: 34px;
  height: 34px;
  font-size: 20px;
}
.site-sidebar .dvmn-post-list--with-thumbs .dvmn-post-list-title {
  display: -webkit-box;
  -webkit-line-clamp: var(--dvmn-widget-title-lines, 2);
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-width: 0;
  color: inherit;
  font-weight: 700;
  word-break: break-word;
}
@media (max-width: 480px) {
  .site-sidebar .dvmn-post-list--thumb-large { --dvmn-widget-thumb-width: 96px; --dvmn-widget-thumb-height: 72px; }
}

/* v1.6.9 - Đố hình ảnh: dùng 1 ảnh nền liền mạch, 9 ô chỉ là lớp che/mở. */
.dvmn-image-puzzle-page .image-puzzle-board {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  overflow: hidden;
  border-radius: 16px;
  background: #e2e8f0;
  isolation: isolate;
}
.dvmn-image-puzzle-page .image-puzzle-full-image {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: var(--puzzle-image);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.dvmn-image-puzzle-page .image-puzzle-cell {
  position: relative;
  z-index: 1;
  border-radius: 0;
  border: 1px solid rgba(255,255,255,.72);
  background: transparent;
  box-shadow: none;
  overflow: hidden;
}
.dvmn-image-puzzle-page .image-puzzle-cell:hover:not(:disabled),
.dvmn-image-puzzle-page .image-puzzle-cell:focus-visible {
  box-shadow: inset 0 0 0 3px rgba(147,197,253,.65);
}
.dvmn-image-puzzle-page .image-puzzle-cell.is-selected {
  z-index: 3;
  transform: none;
  box-shadow: inset 0 0 0 4px rgba(245,158,11,.78);
}
.dvmn-image-puzzle-page .image-puzzle-piece {
  display: none;
}
.dvmn-image-puzzle-page .image-puzzle-cover {
  z-index: 2;
  transition: opacity .18s ease, transform .18s ease, background .18s ease;
}
.dvmn-image-puzzle-page .image-puzzle-cell.is-opened .image-puzzle-cover,
.dvmn-image-puzzle-page .image-puzzle-cell.is-revealed .image-puzzle-cover {
  opacity: 0;
  pointer-events: none;
}
.dvmn-image-puzzle-page .image-puzzle-cell.is-locked .image-puzzle-cover {
  opacity: .96;
}
.dvmn-image-puzzle-page .image-puzzle-final-message {
  margin-top: 10px;
}
@media (max-width: 640px) {
  .dvmn-image-puzzle-page .image-puzzle-board {
    border-radius: 12px;
  }
}


/* v2.0 visual refresh: intentionally scoped to the home screen and shared shell. */
:root{--dvmn-v2-ink:#122044;--dvmn-v2-pink:#f72462;--dvmn-v2-blue:#287cff}
body{color:var(--dvmn-v2-ink)}
.site-header{background:rgba(255,255,255,.97);box-shadow:0 3px 18px rgba(35,58,100,.055);border-bottom:1px solid #eef1f8}
.site-header .header-inner{min-height:74px}.site-header .main-navigation a{font-weight:700}.site-header .main-navigation .current-menu-item>a{background:#fff0f5;color:#ef245c}
.site-header .header-search-toggle{border-radius:13px;background:#fff1f5;color:#f72462;border-color:#ffdfeb}
.dvmn-v2-home{background:#fff}.dvmn-v2-hero{overflow:hidden;background:linear-gradient(105deg,#f2f9ff 0%,#eaf7ff 49%,#f7eaff 100%)}
.dvmn-v2-hero-inner{min-height:350px;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);align-items:center;gap:28px;padding-top:46px;padding-bottom:46px}
.dvmn-v2-eyebrow{display:inline-flex;color:#e81c62;font-weight:800;font-size:13px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:15px}
.dvmn-v2-hero h1{font-size:clamp(30px,3.8vw,55px);letter-spacing:-.045em;line-height:1.13;max-width:750px;color:#101d43;margin:0 0 18px;font-weight:900}
.dvmn-v2-hero p{font-size:17px;line-height:1.65;max-width:620px;color:#53617b;margin:0 0 26px}
.dvmn-v2-hero-cta{display:inline-flex;gap:16px;align-items:center;justify-content:center;background:#f72462;color:white!important;padding:13px 22px;border-radius:12px;font-weight:800;box-shadow:0 10px 22px rgba(247,36,98,.19);transition:transform .2s,box-shadow .2s}
.dvmn-v2-hero-cta:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(247,36,98,.26)}
.dvmn-v2-hero-art{position:relative;min-height:265px;display:grid;place-items:center}.dvmn-v2-art-glow{position:absolute;width:275px;height:245px;background:radial-gradient(circle,#ffdcf1 0%,#d6eaff 54%,transparent 74%);border-radius:50%}
.dvmn-v2-art-brain{font-size:160px;z-index:1;filter:drop-shadow(0 18px 16px rgba(55,64,130,.16));transform:rotate(-7deg)}
.dvmn-v2-art-question{position:absolute;top:2%;left:12%;font-size:78px;font-weight:900;color:#ffab22;transform:rotate(-14deg)}
.dvmn-v2-art-bulb{position:absolute;top:3%;right:8%;font-size:65px;transform:rotate(13deg)}
.dvmn-v2-art-puzzle{position:absolute;bottom:5%;right:12%;font-size:66px;transform:rotate(-13deg)}
.dvmn-v2-art-star{position:absolute;bottom:8%;left:8%;font-size:65px;color:#a260ff}
.dvmn-v2-games{padding-top:36px;padding-bottom:64px}.dvmn-v2-games-head{margin-bottom:22px}.dvmn-v2-games-head h2{font-size:clamp(25px,2.6vw,34px);line-height:1.2;margin:0 0 6px;letter-spacing:-.035em;font-weight:900}.dvmn-v2-games-head p{color:#6a7790;margin:0;font-size:15px}
.dvmn-v2-game-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.dvmn-v2-game-card{--tile:#fff0f4;--btn:#f72462;min-width:0;display:flex;flex-direction:column;align-items:flex-start;padding:25px 23px 22px;border-radius:19px;background:var(--tile);color:#111d40!important;border:1px solid rgba(255,255,255,.8);transition:transform .2s,box-shadow .2s;min-height:285px}
.dvmn-v2-game-card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(30,50,100,.10)}
.dvmn-v2-game-icon{font-size:67px;line-height:1.3;display:block;align-self:center;margin:0 auto 17px;filter:drop-shadow(0 8px 8px rgba(40,50,90,.1))}
.dvmn-v2-game-card strong{font-size:22px;font-weight:900;letter-spacing:-.025em;margin-bottom:8px}
.dvmn-v2-game-desc{color:#4c5872;line-height:1.5;font-size:14px;flex:1;margin-bottom:17px}
.dvmn-v2-game-action{display:flex;justify-content:center;align-items:center;gap:12px;width:100%;padding:12px 15px;border-radius:11px;background:var(--btn);color:#fff;font-weight:800;font-size:14px}
.dvmn-v2-game-quiz{--tile:#eaf4ff;--btn:#267bfb}.dvmn-v2-game-trac_nghiem{--tile:#e8faf2;--btn:#00a976}.dvmn-v2-game-o_chu{--tile:#f0eaff;--btn:#7945ef}
.dvmn-v2-game-do_hinh{--tile:#fff3e3;--btn:#ff6a26}.dvmn-v2-game-doan_anh{--tile:#e6faf9;--btn:#00a99b}.dvmn-v2-game-ty_phu{--tile:#f9eafa;--btn:#a52bf1}
.site-footer{border-top:1px solid #eef0f7}
@media(min-width:1100px){.dvmn-v2-game-card:nth-child(n+5){min-height:270px}.dvmn-v2-game-grid{grid-template-columns:repeat(12,minmax(0,1fr))}.dvmn-v2-game-card{grid-column:span 3}.dvmn-v2-game-card:nth-child(n+5){grid-column:span 4}}
@media(max-width:900px){.dvmn-v2-game-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dvmn-v2-hero-inner{grid-template-columns:minmax(0,1fr) 220px}.dvmn-v2-art-brain{font-size:110px}.dvmn-v2-art-question{font-size:52px}.dvmn-v2-art-bulb,.dvmn-v2-art-puzzle{font-size:45px}}
@media(max-width:620px){.dvmn-v2-hero-inner{grid-template-columns:1fr;padding-top:34px;padding-bottom:22px;gap:8px}.dvmn-v2-hero h1{font-size:33px}.dvmn-v2-hero p{font-size:15px}.dvmn-v2-hero-art{min-height:155px}.dvmn-v2-art-glow{width:195px;height:160px}.dvmn-v2-art-brain{font-size:100px}.dvmn-v2-art-question{left:21%;font-size:39px}.dvmn-v2-art-bulb{right:22%;font-size:37px}.dvmn-v2-art-puzzle{right:21%;font-size:38px}.dvmn-v2-art-star{left:22%;font-size:38px}.dvmn-v2-games{padding-top:28px}.dvmn-v2-game-grid{gap:12px}.dvmn-v2-game-card{padding:17px 14px;min-height:245px;border-radius:15px}.dvmn-v2-game-icon{font-size:48px;margin-bottom:12px}.dvmn-v2-game-card strong{font-size:18px}.dvmn-v2-game-desc{font-size:13px}.dvmn-v2-game-action{padding:10px 8px;font-size:13px}}
@media(max-width:360px){.dvmn-v2-game-grid{grid-template-columns:1fr}.dvmn-v2-game-card{min-height:215px}}
@media(prefers-reduced-motion:reduce){.dvmn-v2-game-card,.dvmn-v2-hero-cta{transition:none}}
