/* ==========================================================================
   360VR · Nội dung bài viết chuyển từ site cũ (Gutenberg)
   Thay cho <style> nhúng trong từng bài. Chỉ dùng token semantic (docs/color.md),
   scope dưới .vr-b-body (vùng nội dung của template #158), px vì html = 62.5%.
   Nạp trên single post bằng mu-plugin vr-post-content.php. Nguồn: design-src/post-content.css
   ========================================================================== */

/* ---------- 1. Bổ sung cho block core ---------- */
.vr-b-body h4 { margin-top: 1.6em; font-size: 18px; line-height: 1.4; font-weight: 700; color: var(--text); }
.vr-b-body h2 > span:first-child:not(:only-child), .vr-b-body h3 > span:first-child:not(:only-child) { margin-right: .15em; }
.vr-b-body ul.wp-block-list, .vr-b-body ol.wp-block-list { padding-left: 0; list-style: none; }
.vr-b-body ul.wp-block-list > li { position: relative; padding-left: 24px; }
.vr-b-body ul.wp-block-list > li::before { content: ""; position: absolute; left: 2px; top: .8em; width: 12px; height: 1px; background: var(--primary); }
.vr-b-body ol.wp-block-list { counter-reset: o; }
.vr-b-body ol.wp-block-list > li { position: relative; padding-left: 52px; counter-increment: o; }
.vr-b-body ol.wp-block-list > li::before { content: counter(o, decimal-leading-zero); position: absolute; left: 0; top: -.08em; font-weight: 200; font-size: 1.55em; line-height: 1.2; letter-spacing: -.04em; color: var(--primary); }
.vr-b-body .wp-block-list > li + li { margin-top: .55em; }
.vr-b-body .wp-block-list .wp-block-list { margin-top: .55em; }
.vr-b-body .wp-block-image { margin-left: 0; margin-right: 0; }
.vr-b-body .wp-block-image img { display: block; width: 100%; height: auto; }
.vr-b-body .wp-block-image figcaption { margin-top: 10px; }
.vr-b-body .wp-block-table { margin-left: 0; margin-right: 0; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.vr-b-body .wp-block-table table { min-width: 520px; }
.vr-b-body .wp-block-table thead { border-bottom: 0; }
.vr-b-body .wp-block-table :is(th, td) { border: 0; border-bottom: 1px solid var(--border); }  /* block-library in sau, viền ô mặc định */
.vr-b-body .wp-block-table td:first-child { color: var(--text); font-weight: 600; }
.vr-b-body .wp-block-quote, .vr-b-body .wp-block-quote p { font-family: inherit; }  /* Bricks mặc định blockquote = Georgia */
.vr-b-body .wp-block-quote > :first-child { margin-top: 0; }
.vr-b-body .wp-block-quote cite { display: block; margin-top: 8px; font-size: 14px; font-style: normal; color: var(--text-muted-strong); }
.vr-b-body code { padding: .1em .35em; border-radius: 6px; background: var(--bg-subtle); font-size: .88em; color: var(--text); }
.vr-b-body .wp-block-buttons { display: flex; flex-wrap: wrap; gap: 12px; }
.vr-b-body .wp-block-button__link { display: inline-flex; align-items: center; gap: 8px; min-height: 48px; padding: 12px 22px; border-radius: 999px; background: var(--primary); color: var(--on-primary); font-size: 15px; font-weight: 600; text-decoration: none; }
.vr-b-body .wp-block-button__link:hover { background: var(--primary-hover); color: var(--on-primary); }

/* ---------- 2. Khung chung cho khối tự viết ---------- */
.vr-b-body .spc-article { margin-left: 0; margin-right: 0; }
.vr-b-body .spc-article h3, .vr-b-body .spc-article h4,
.vr-b-body .vr-expert-callout h4, .vr-b-body .vr-showcase-box h3, .vr-b-body .vr-related-cluster-box h4 { margin: 0; scroll-margin-top: 100px; }
.vr-b-body .spc-article p, .vr-b-body .vr-showcase-box p, .vr-b-body .vr-expert-callout p { margin: 0; }
.vr-b-body .spc-article :where(p, ul, ol) + :where(p, ul, ol) { margin-top: .8em; }
.vr-b-body .spc-article ul, .vr-b-body .vr-related-cluster-box ul { margin: 0; padding: 0; list-style: none; }
.vr-b-body :is(.spc-card-3col, .spc-card-2col, .spc-card-2x2, .spc-bento-card, .spc-step-card, .spc-interactive-card) {
  display: flex; flex-direction: column; gap: 10px; min-width: 0; padding: 22px 22px 24px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface);
  font-size: 15.5px; line-height: 1.65; transition: border-color .2s, box-shadow .2s;
}
.vr-b-body :is(.spc-card-3col, .spc-card-2col, .spc-card-2x2, .spc-bento-card, .spc-step-card, .spc-interactive-card):hover { border-color: var(--primary-border); box-shadow: 0 18px 36px -28px color-mix(in srgb, var(--surface-brand-deep) 60%, transparent); }
.vr-b-body :is(.spc-card-3col, .spc-card-2col, .spc-card-2x2, .spc-bento-card, .spc-step-card, .spc-interactive-card) h3 { font-size: 18px; line-height: 1.35; font-weight: 700; letter-spacing: -.01em; color: var(--text); }
.vr-b-body :is(.spc-badge, .spc-step-num, .vr-faq-q-badge, .vr-showcase-kicker) {
  font: 500 11px/1.3 "JetBrains Mono", monospace; letter-spacing: .09em; text-transform: uppercase;
}

/* ---------- 3. Lưới thẻ ---------- */
.vr-b-body :is(.spc-grid-3col, .spc-grid-2col, .spc-grid-2x2, .spc-bento-5, .spc-stepper-grid) { display: grid; gap: 16px; }
.vr-b-body .spc-grid-3col { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.vr-b-body :is(.spc-grid-2col, .spc-grid-2x2) { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.vr-b-body .spc-bento-5 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.vr-b-body .spc-bento-5 > .spc-bento-card { grid-column: span 2; }
.vr-b-body .spc-bento-5 > .spc-bento-card:nth-child(-n + 2) { grid-column: span 3; }
.vr-b-body .spc-stepper-grid { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); counter-reset: none; }
.vr-b-body .spc-card-3col-icon, .vr-b-body .spc-icon { font-size: 26px; line-height: 1; }
.vr-b-body .spc-badge, .vr-b-body .spc-step-num { align-self: flex-start; padding: 5px 9px; border-radius: 999px; background: var(--primary-soft); color: var(--on-primary-soft); }
.vr-b-body .spc-bento-card:first-child { background: var(--primary-soft); border-color: var(--primary-border); }
.vr-b-body .spc-bento-card:first-child .spc-badge { background: var(--primary); color: var(--on-primary); }
/* Danh sách đánh số dọc (spc-resource-box) */
.vr-b-body .spc-resource-box { display: flex; flex-direction: column; border-top: 1px solid var(--text); }
.vr-b-body .spc-resource-item { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--border); }
.vr-b-body .spc-resource-dot { width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--primary); color: var(--on-primary); font: 500 13px/1 "JetBrains Mono", monospace; }
.vr-b-body .spc-resource-content { display: flex; flex-direction: column; gap: 6px; font-size: 15.5px; line-height: 1.65; }
.vr-b-body .spc-resource-content h3 { font-size: 18px; line-height: 1.35; color: var(--text); }

/* ---------- 4. Hộp nhấn ---------- */
/* Tóm tắt đầu bài */
.vr-b-body .spc-takeaway { display: flex; flex-direction: column; gap: 8px; padding: 22px 24px; border: 1px solid var(--primary-border); border-left: 4px solid var(--primary); border-radius: 4px 16px 16px 4px; background: var(--primary-soft); font-size: 16.5px; line-height: 1.7; }
.vr-b-body .spc-takeaway > strong { font: 500 11.5px/1.3 "JetBrains Mono", monospace; letter-spacing: .09em; text-transform: uppercase; color: var(--on-primary-soft); }
.vr-b-body .spc-takeaway p { color: var(--text); }
.vr-b-body .spc-lead { font-size: 1.12em; line-height: 1.7; color: var(--text); }
/* Ghi chú chuyên gia */
.vr-b-body .vr-expert-callout { display: flex; flex-direction: column; gap: 8px; padding: 20px 22px; border-left: 3px solid var(--accent); border-radius: 0 14px 14px 0; background: var(--bg-subtle); font-size: 16px; line-height: 1.7; }
.vr-b-body .vr-expert-callout h4 { font: 500 11.5px/1.4 "JetBrains Mono", monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-text); }
/* Checklist cam kết */
.vr-b-body .spc-checklist-card { display: flex; flex-direction: column; gap: 14px; padding: 24px; border: 1px solid var(--border); border-radius: 16px; background: var(--bg-subtle); }
.vr-b-body .spc-checklist-card h3 { font-size: 19px; line-height: 1.35; color: var(--text); }
.vr-b-body .spc-checklist-card ul > li { position: relative; padding-left: 34px; font-size: 16px; line-height: 1.7; }
.vr-b-body .spc-checklist-card ul > li + li { margin-top: 12px; }
.vr-b-body .spc-checklist-card ul > li::before { content: "✓"; position: absolute; left: 0; top: .15em; width: 22px; height: 22px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--success-bg); border: 1px solid var(--success-border); color: var(--success-fg); font-size: 12px; font-weight: 700; line-height: 1; }
/* Tổng kết */
.vr-b-body .spc-summary-note-box { padding: 24px; border: 1px solid var(--border); border-top: 3px solid var(--text); border-radius: 0 0 16px 16px; background: var(--surface); }
.vr-b-body .spc-summary-note-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.vr-b-body .spc-summary-icon { font-size: 22px; line-height: 1; }
.vr-b-body .spc-summary-title { font-size: 20px; line-height: 1.3; font-weight: 800; letter-spacing: -.015em; color: var(--text); }
.vr-b-body .spc-summary-body { display: flex; flex-direction: column; gap: 14px; }
.vr-b-body .spc-author-note { padding: 14px 16px; border-radius: 12px; background: var(--bg-subtle); font-size: 14.5px; line-height: 1.65; color: var(--text-muted-strong); }
.vr-b-body .spc-author-note strong { color: var(--text); }

/* ---------- 5. Band thương hiệu: showcase + banner chuyển đổi ---------- */
.vr-b-body :is(.vr-showcase-box, .spc-conversion-banner, .spc-cta-banner) {
  display: flex; flex-direction: column; gap: 12px; padding: clamp(24px, 4vw, 40px); border-radius: 20px;
  background: linear-gradient(135deg, var(--surface-brand), var(--surface-brand-deep)); color: var(--text-on-brand);
}
.vr-b-body :is(.vr-showcase-box, .spc-conversion-banner, .spc-cta-banner) :is(h3, p, a:not(.phu-btn)) { color: var(--text-on-brand); }
.vr-b-body :is(.vr-showcase-box, .spc-conversion-banner, .spc-cta-banner) h3 { font-size: clamp(22px, 2.4vw, 28px); line-height: 1.2; font-weight: 800; letter-spacing: -.02em; }
.vr-b-body :is(.vr-showcase-box, .spc-conversion-banner, .spc-cta-banner) p { max-width: 40em; font-size: 16px; line-height: 1.65; }
.vr-b-body .vr-showcase-kicker { color: var(--text-on-brand); opacity: .85; }
.vr-b-body :is(.vr-showcase-actions, .spc-btn-cluster, .spc-cta-buttons) { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }

/* ---------- 6. Nút ---------- */
.vr-b-body a.phu-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 12px 22px; border-radius: 999px; border: 1px solid var(--primary); background: transparent; color: var(--primary); font-size: 15px; font-weight: 600; line-height: 1.3; text-align: center; text-decoration: none; transition: background .2s, color .2s, border-color .2s; }
.vr-b-body a.phu-btn:hover { background: var(--primary-soft); }
.vr-b-body a.phu-btn:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }
.vr-b-body a.phu-btn-primary { background: var(--primary); color: var(--on-primary); }
.vr-b-body a.phu-btn-primary:hover { background: var(--primary-hover); }
/* Trên band: CTA chính bạc hà, nút phụ viền trắng */
.vr-b-body :is(.vr-showcase-box, .spc-conversion-banner, .spc-cta-banner) a.phu-btn { border-color: var(--text-on-brand); color: var(--text-on-brand); }
.vr-b-body :is(.vr-showcase-box, .spc-conversion-banner, .spc-cta-banner) a.phu-btn:hover { background: color-mix(in srgb, var(--text-on-brand) 12%, transparent); }
.vr-b-body :is(.vr-showcase-box, .spc-conversion-banner, .spc-cta-banner) a:is(.phu-btn-primary, .phu-btn-mint) { border-color: var(--accent); background: var(--accent); color: var(--on-accent); }
.vr-b-body :is(.vr-showcase-box, .spc-conversion-banner, .spc-cta-banner) a:is(.phu-btn-primary, .phu-btn-mint):hover { border-color: var(--accent-hover); background: var(--accent-hover); }
.vr-b-body :is(.vr-showcase-box, .spc-conversion-banner, .spc-cta-banner) a.phu-btn:focus-visible { outline-color: var(--focus-ring-on-brand); }
.vr-b-body a.phu-btn-mint:not(:is(.vr-showcase-box, .spc-conversion-banner, .spc-cta-banner) *) { border-color: var(--primary); background: var(--accent); color: var(--on-accent); }

/* ---------- 7. FAQ (details/summary) ---------- */
.vr-b-body :is(details.vr-faq-item, details.spc-faq-item) { border-bottom: 1px solid var(--border); }
.vr-b-body :is(details.vr-faq-item, details.spc-faq-item):first-of-type { border-top: 1px solid var(--text); }
.vr-b-body .spc-faq-item + .spc-faq-item { margin-top: 0; }
.vr-b-body :is(summary.vr-faq-question, summary.spc-faq-q) { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 44px 18px 0; list-style: none; cursor: pointer; font-size: 17px; line-height: 1.45; font-weight: 600; color: var(--text); transition: color .2s; }
.vr-b-body :is(summary.vr-faq-question, summary.spc-faq-q)::-webkit-details-marker { display: none; }
.vr-b-body :is(summary.vr-faq-question, summary.spc-faq-q):hover { color: var(--primary); }
.vr-b-body :is(summary.vr-faq-question, summary.spc-faq-q):focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; border-radius: 4px; }
.vr-b-body .vr-faq-q-left { display: flex; align-items: baseline; gap: 12px; min-width: 0; }
.vr-b-body .vr-faq-q-badge { flex-shrink: 0; color: var(--primary); }
/* Dấu +/× cho cả hai họ FAQ; ẩn icon svg cũ để đồng nhất */
.vr-b-body .vr-faq-toggle { display: none; }
.vr-b-body :is(summary.vr-faq-question, summary.spc-faq-q)::after { content: ""; position: absolute; right: 4px; top: 50%; width: 28px; height: 28px; margin-top: -14px; border-radius: 50%; border: 1px solid var(--border); background:
  linear-gradient(var(--primary), var(--primary)) center / 11px 1.5px no-repeat, linear-gradient(var(--primary), var(--primary)) center / 1.5px 11px no-repeat; transition: transform .25s, background-color .2s; }
.vr-b-body details[open] > :is(summary.vr-faq-question, summary.spc-faq-q)::after { transform: rotate(45deg); background-color: var(--primary-soft); }
.vr-b-body :is(.vr-faq-answer, .spc-faq-a) { padding: 0 44px 20px 0; font-size: 16px; line-height: 1.75; color: var(--text-body); }
.vr-b-body .vr-faq-item .vr-faq-answer { padding-left: 50px; }
.vr-b-body :is(.vr-faq-answer, .spc-faq-a) > * { margin: 0; }
.vr-b-body :is(.vr-faq-answer, .spc-faq-a) > * + * { margin-top: .7em; }

/* ---------- 8. Bảng tự viết ---------- */
.vr-b-body .spc-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.vr-b-body .spc-table { display: table; min-width: 560px; }
.vr-b-body .spc-table td:last-child { color: var(--text); background: var(--primary-soft); }
.vr-b-body .spc-table th:last-child { color: var(--on-primary-soft); }

/* ---------- 9. Bài liên quan ---------- */
.vr-b-body :is(.vr-related-cluster-box, .spc-related-hub) { display: flex; flex-direction: column; gap: 14px; padding: 22px 24px; border: 1px solid var(--border); border-radius: 16px; background: var(--bg-subtle); }
.vr-b-body :is(.vr-related-cluster-box h4, .spc-related-hub h3, .vr-cluster-title) { display: flex; align-items: center; gap: 8px; font-size: 17px; line-height: 1.4; font-weight: 700; color: var(--text); }
.vr-b-body :is(.spc-related-hub, .vr-related-cluster-box) ul > li { display: flex; align-items: baseline; gap: 10px; padding-left: 0; font-size: 15.5px; line-height: 1.55; }
.vr-b-body :is(.spc-related-hub, .vr-related-cluster-box) ul > li::before { content: none; }  /* bỏ gạch đầu dòng của kb.css (ul không class) */
.vr-b-body :is(.spc-related-hub, .vr-related-cluster-box) li + li { margin-top: 10px; }
.vr-b-body .vr-related-cluster-box li > span:first-child { flex-shrink: 0; color: var(--primary); }
.vr-b-body :is(.spc-related-hub, .vr-related-cluster-box, .vr-cluster-links) a { font-weight: 600; }
.vr-b-body .vr-cluster-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.vr-b-body .vr-cluster-item a { display: flex; gap: 8px; height: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); font-size: 15px; line-height: 1.45; text-decoration: none; }
.vr-b-body .vr-cluster-item a:hover { border-color: var(--primary); background: var(--primary-soft); }

/* ---------- 10. Mobile ---------- */
@media (max-width: 991px) {
  .vr-b-body .spc-grid-3col { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .vr-b-body .spc-bento-5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .vr-b-body .spc-bento-5 > .spc-bento-card, .vr-b-body .spc-bento-5 > .spc-bento-card:nth-child(-n + 2) { grid-column: auto; }
  .vr-b-body .spc-bento-5 > .spc-bento-card:first-child { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .vr-b-body :is(.spc-grid-3col, .spc-grid-2col, .spc-grid-2x2, .spc-bento-5, .vr-cluster-links) { grid-template-columns: minmax(0, 1fr); }
  .vr-b-body :is(.spc-card-3col, .spc-card-2col, .spc-card-2x2, .spc-bento-card, .spc-step-card, .spc-interactive-card) { padding: 18px; }
  .vr-b-body :is(.vr-showcase-actions, .spc-btn-cluster, .spc-cta-buttons) { flex-direction: column; }
  .vr-b-body :is(.vr-showcase-actions, .spc-btn-cluster, .spc-cta-buttons) a.phu-btn { width: 100%; }
  .vr-b-body :is(.vr-showcase-box, .spc-conversion-banner, .spc-cta-banner) { border-radius: 16px; }
  .vr-b-body :is(.spc-takeaway, .spc-checklist-card, .spc-summary-note-box, .vr-related-cluster-box, .spc-related-hub) { padding: 18px; }
  .vr-b-body :is(summary.vr-faq-question, summary.spc-faq-q) { font-size: 16px; }
  .vr-b-body .vr-faq-item .vr-faq-answer { padding-left: 0; }
  .vr-b-body .vr-faq-q-badge { display: none; }
}