/* ══════════════════════════════════════════════════
   VAST Security — Blog CSS (single + archive)
══════════════════════════════════════════════════ */

/* ── Archive hero ── */
.vast-archive-hero { background: var(--c-navy); padding: 56px 0 0; position: relative; overflow: hidden; }
.vast-archive-hero h1 { color: #fff; margin-bottom: 12px; }
.vast-archive-hero-sub { font-size: 14px; color: rgba(255,255,255,.45); max-width: 600px; margin-bottom: 24px; line-height: 1.75; }
.vast-archive-filters { display: flex; gap: 0; flex-wrap: wrap; border-bottom: 1px solid rgba(255,255,255,.07); margin-top: 8px; }
.vast-filter-btn { padding: 10px 16px; font-size: 13px; font-weight: 500; color: rgba(255,255,255,.4); cursor: pointer; text-decoration: none; border-bottom: 2px solid transparent; transition: all var(--ease); white-space: nowrap; }
.vast-filter-btn:hover { color: rgba(255,255,255,.8); }
.vast-filter-btn.active { color: #fff; border-bottom-color: var(--c-teal); font-weight: 600; }
.vast-filter-count { font-family: var(--f-mono); font-size: 10px; background: rgba(255,255,255,.08); padding: 1px 6px; border-radius: 10px; color: rgba(255,255,255,.4); margin-left: 5px; }

/* ── Archive body ── */
.vast-archive-body { background: var(--c-bg); padding: 48px 0 64px; }
.vast-archive-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.vast-archive-card { background: var(--c-white); border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; transition: box-shadow var(--ease), transform var(--ease); }
.vast-archive-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.vast-archive-card-featured { grid-column: 1 / -1; display: grid; grid-template-columns: 1.4fr 1fr; }
.vast-archive-card-featured .vast-archive-img-wrap { border-radius: var(--r-lg) 0 0 var(--r-lg); }
.vast-archive-card-featured .vast-archive-card-body { border-radius: 0 var(--r-lg) var(--r-lg) 0; padding: 32px; display: flex; flex-direction: column; justify-content: center; }

.vast-archive-img-wrap { aspect-ratio: 16/9; overflow: hidden; display: block; }
.vast-archive-img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.vast-archive-card:hover .vast-archive-img { transform: scale(1.03); }

.vast-archive-card-body { padding: 22px; display: flex; flex-direction: column; }
.vast-archive-meta { display: flex; align-items: center; gap: 7px; margin-bottom: 10px; font-size: 12px; }
.vast-archive-cat { font-family: var(--f-mono); font-size: 10px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: var(--c-teal); }
.vast-archive-sep { color: var(--c-border); }
.vast-archive-read { font-family: var(--f-mono); font-size: 11px; color: var(--c-muted); }
.vast-archive-card-title { font-size: 16px; font-weight: 700; margin-bottom: 10px; line-height: 1.35; flex: 1; }
.vast-archive-card-title a { color: var(--c-text); text-decoration: none; }
.vast-archive-card-title a:hover { color: var(--c-accent); }
.vast-archive-card-title-lg { font-size: clamp(18px, 2.5vw, 26px); }
.vast-archive-excerpt { font-size: 13px; color: var(--c-muted); line-height: 1.7; margin-bottom: 16px; }
.vast-archive-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 14px; border-top: 1px solid var(--c-border); }
.vast-archive-author { display: flex; align-items: center; gap: 8px; }
.vast-archive-avatar { width: 26px; height: 26px; border-radius: 50%; object-fit: cover; }
.vast-archive-author-name { font-size: 12px; font-weight: 600; }
.vast-archive-date { font-family: var(--f-mono); font-size: 11px; color: #9CA3AF; }
.vast-read-more { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 700; color: var(--c-accent); text-decoration: none; white-space: nowrap; transition: gap var(--ease); }
.vast-read-more:hover { gap: 8px; }
.vast-read-more svg { width: 12px; height: 12px; stroke: currentColor; stroke-width: 2; fill: none; }

/* Pagination */
.vast-pagination { display: flex; justify-content: center; gap: 6px; margin-top: 48px; flex-wrap: wrap; }
.vast-pagination .page-numbers { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; padding: 0 12px; border: 1.5px solid var(--c-border); border-radius: 10px; font-size: 14px; font-weight: 600; color: var(--c-text); text-decoration: none; transition: all var(--ease); }
.vast-pagination .page-numbers:hover { border-color: var(--c-accent); color: var(--c-accent); }
.vast-pagination .page-numbers.current { background: var(--c-accent); color: #fff; border-color: var(--c-accent); }
.vast-pagination .prev, .vast-pagination .next { font-size: 13px; padding: 0 16px; color: var(--c-muted); }

/* ── Single article ── */
.vast-single-hero { background: var(--c-navy); padding: 52px 0 44px; position: relative; overflow: hidden; }
.vast-single-back { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; color: rgba(255,255,255,.4); text-decoration: none; margin-bottom: 20px; font-family: var(--f-mono); letter-spacing: .5px; transition: color var(--ease); }
.vast-single-back:hover { color: rgba(255,255,255,.8); }
.vast-single-back svg { width: 12px; height: 12px; stroke: currentColor; stroke-width: 2; fill: none; }
.vast-single-cats { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.vast-single-cat { font-family: var(--f-mono); font-size: 10px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; background: rgba(0,194,184,.12); border: 1px solid rgba(0,194,184,.25); color: var(--c-teal); padding: 4px 12px; border-radius: 20px; }
.vast-single-title { color: #fff; margin-bottom: 20px; max-width: 760px; }
.vast-single-meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 13px; color: rgba(255,255,255,.4); }
.vast-single-meta-item { display: flex; align-items: center; gap: 5px; }
.vast-single-meta-item svg { width: 12px; height: 12px; stroke: currentColor; stroke-width: 1.5; fill: none; }
.vast-single-meta-sep { color: rgba(255,255,255,.2); }

.vast-single-body { background: var(--c-bg); padding: 48px 0 64px; }
.vast-single-layout { display: grid; grid-template-columns: 1fr 280px; gap: 48px; align-items: start; max-width: 1100px; margin: 0 auto; padding: 0 var(--container-pad); }

/* Article content */
.vast-single-content {}
.vast-article-body { font-size: 16px; color: #3A4A6A; line-height: 1.85; background: #fff; border-radius: var(--r-lg); padding: 36px 40px; border: 1px solid var(--c-border); }
.vast-article-body h2 { font-size: 22px; font-weight: 700; color: var(--c-text); margin: 36px 0 14px; padding-top: 8px; border-top: 2px solid var(--c-bg); letter-spacing: -.3px; scroll-margin-top: 80px; }
.vast-article-body h3 { font-size: 17px; font-weight: 700; color: var(--c-text); margin: 24px 0 10px; scroll-margin-top: 80px; }
.vast-article-body p  { margin-bottom: 18px; }
.vast-article-body a  { color: var(--c-accent); }
.vast-article-body a:hover { text-decoration: underline; }
.vast-article-body strong { color: var(--c-text); }
.vast-article-body ul, .vast-article-body ol { padding-left: 24px; margin-bottom: 18px; display: flex; flex-direction: column; gap: 8px; }
.vast-article-body li { line-height: 1.7; }
.vast-article-body blockquote { border-left: 3px solid var(--c-teal); margin: 24px 0; padding: 14px 20px; background: rgba(0,194,184,.04); border-radius: 0 10px 10px 0; font-style: italic; color: #4A5A7A; }
.vast-article-body code { font-family: var(--f-mono); font-size: 13px; background: #F0F4FF; color: var(--c-accent); padding: 2px 6px; border-radius: 4px; }
.vast-article-body pre { background: var(--c-navy); color: #E2E8F0; padding: 20px 24px; border-radius: 10px; overflow-x: auto; margin-bottom: 20px; }
.vast-article-body pre code { background: none; color: inherit; padding: 0; }

/* Tags et partage */
.vast-single-tags { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--c-border); }
.vast-single-tags-label { font-size: 12px; font-weight: 700; color: var(--c-muted); font-family: var(--f-mono); letter-spacing: .5px; text-transform: uppercase; }
.vast-single-tag { font-size: 12px; color: var(--c-accent); background: rgba(26,92,255,.06); border: 1px solid rgba(26,92,255,.15); padding: 3px 10px; border-radius: 20px; text-decoration: none; transition: all var(--ease); }
.vast-single-tag:hover { background: rgba(26,92,255,.12); }
.vast-single-share { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 20px; padding: 16px 0; }
.vast-single-share-label { font-size: 12px; font-weight: 700; color: var(--c-muted); font-family: var(--f-mono); text-transform: uppercase; letter-spacing: .5px; }
.vast-share-btns { display: flex; gap: 8px; flex-wrap: wrap; }
.vast-share-btn { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; padding: 6px 12px; border-radius: 8px; cursor: pointer; border: 1.5px solid var(--c-border); background: #fff; color: var(--c-text); text-decoration: none; font-family: var(--f-sans); transition: all var(--ease); }
.vast-share-btn:hover { border-color: var(--c-teal); color: var(--c-teal); }
.vast-share-btn svg { width: 12px; height: 12px; stroke: currentColor; stroke-width: 2; fill: none; }

/* Sidebar */
.vast-single-sidebar { display: flex; flex-direction: column; gap: 20px; }
.vast-toc-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: 20px; position: sticky; top: calc(var(--header-h) + 16px); }
.vast-toc-title { font-family: var(--f-mono); font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--c-muted); margin-bottom: 14px; }
.vast-toc-nav { display: flex; flex-direction: column; gap: 2px; }
.vast-toc-link { display: block; font-size: 13px; color: var(--c-muted); text-decoration: none; padding: 6px 10px; border-radius: 8px; border-left: 2px solid transparent; transition: all var(--ease); line-height: 1.45; }
.vast-toc-link:hover { color: var(--c-accent); background: #EEF3FF; }
.vast-toc-link.active { color: var(--c-accent); border-left-color: var(--c-accent); background: #EEF3FF; font-weight: 600; }
.vast-toc-h3 { padding-left: 20px; font-size: 12px; }
.vast-sidebar-cta { background: var(--c-navy); border-radius: var(--r-lg); padding: 22px; }
.vast-scta-tag { font-family: var(--f-mono); font-size: 10px; font-weight: 700; letter-spacing: 1.5px; color: var(--c-teal); margin-bottom: 10px; display: block; }
.vast-scta-text { font-size: 13px; color: rgba(255,255,255,.5); line-height: 1.65; margin-bottom: 16px; }

/* Related */
.vast-related { background: var(--c-bg); padding: 56px 0; }
.vast-related-title { font-size: 20px; font-weight: 700; margin-bottom: 24px; letter-spacing: -.3px; }
.vast-related-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.vast-related-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; transition: box-shadow var(--ease), transform var(--ease); text-decoration: none; display: block; }
.vast-related-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.vast-related-img-wrap { aspect-ratio: 16/9; overflow: hidden; }
.vast-related-img { width: 100%; height: 100%; object-fit: cover; }
.vast-related-body { padding: 18px; }
.vast-related-cat { font-family: var(--f-mono); font-size: 10px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: var(--c-teal); margin-bottom: 7px; display: block; }
.vast-related-card-title { font-size: 14px; font-weight: 700; color: var(--c-text); margin-bottom: 8px; line-height: 1.4; }
.vast-related-excerpt { font-size: 12px; color: var(--c-muted); line-height: 1.65; margin-bottom: 10px; }
.vast-related-date { font-family: var(--f-mono); font-size: 11px; color: #9CA3AF; }

/* Responsive */
@media (max-width: 1024px) {
  .vast-single-layout { grid-template-columns: 1fr; }
  .vast-single-sidebar { display: none; }
}
@media (max-width: 768px) {
  .vast-archive-grid { grid-template-columns: 1fr 1fr; }
  .vast-archive-card-featured { grid-template-columns: 1fr; }
  .vast-archive-card-featured .vast-archive-img-wrap { border-radius: var(--r-lg) var(--r-lg) 0 0; aspect-ratio: 16/7; }
  .vast-archive-card-featured .vast-archive-card-body { border-radius: 0 0 var(--r-lg) var(--r-lg); }
  .vast-article-body { padding: 24px 20px; }
  .vast-related-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .vast-archive-grid { grid-template-columns: 1fr; }
}