/* =============================================================================
 * Vitalum Blogs — port of "Vitalum blogs section design (1)/Blogs Section.dc.html"
 * All rules scoped under .vblg. Every colour is driven by a CSS variable or a
 * matching Elementor Style-tab control — nothing hard-coded.
 * ============================================================================= */

.vblg,
.vblg *,
.vblg *::before,
.vblg *::after { box-sizing: border-box; }

.vblg {
  /* CSS variables — the Elementor Style tab writes these */
  --vblg-bg:       #05070d;
  --vblg-accent:   #22d3c5;
  --vblg-accent2:  #6ee7dc;
  --vblg-text:     #e6ecf5;
  --vblg-muted:    #9aa6b8;
  --vblg-faint:    #6b7891;
  --vblg-glow1:    rgba(34,211,197,0.10);
  --vblg-glow2:    rgba(34,211,197,0.06);

  position: relative;
  overflow: hidden;
  width: 100%;
  min-height: 820px;
  background-color: var(--vblg-bg);
  color: var(--vblg-text);
  font-family: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* Decorative radial glows */
.vblg-glow-a,
.vblg-glow-b {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.vblg-glow-a { background: radial-gradient(900px 500px at 10% 20%, var(--vblg-glow1), transparent 60%); }
.vblg-glow-b { background: radial-gradient(700px 400px at 100% 100%, var(--vblg-glow2), transparent 60%); }

.vblg-shell {
  position: relative;
  z-index: 1;
  height: 100%;
  min-height: 820px;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  max-width: 1440px;
  margin: 0 auto;
}

/* ============ Left column ============ */
.vblg-left {
  padding: 40px 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  border-right: 1px solid rgba(255,255,255,0.06);
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}
.vblg-header { flex-shrink: 0; }

.vblg-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 5px 12px;
  border: 1px solid rgba(34,211,197,0.35);
  border-radius: 999px;
  background: rgba(34,211,197,0.06);
  margin-bottom: 14px;
}
.vblg-eyebrow-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--vblg-accent);
  box-shadow: 0 0 12px var(--vblg-accent);
  display: inline-block;
}
.vblg-eyebrow-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--vblg-accent);
  font-weight: 600;
}

.vblg-h2 {
  font-family: 'Sora', 'Inter', sans-serif;
  font-size: 40px;
  line-height: 1.02;
  font-weight: 700;
  margin: 0 0 10px;
  letter-spacing: -0.025em;
  color: var(--vblg-text);
}
.vblg-grad {
  background: linear-gradient(90deg, var(--vblg-accent), var(--vblg-accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.vblg-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--vblg-muted);
  margin: 0;
  max-width: 480px;
}

/* Featured card */
.vblg-feature {
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,0.08);
  background: linear-gradient(180deg, rgba(11,18,32,0.9), rgba(7,11,20,0.9));
  color: inherit;
  text-decoration: none;
  transition: transform 0.3s, border-color 0.3s;
}
.vblg-feature:hover { transform: translateY(-2px); }

.vblg-hero {
  position: relative;
  flex: 1;
  min-height: 140px;
  border-radius: 12px;
  overflow: hidden;
  background: repeating-linear-gradient(45deg, #0d1a2b 0 10px, #0a1522 10px 20px);
  margin-bottom: 16px;
}
.vblg-hero-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.vblg-hero-glow {
  position: absolute; inset: 0;
  background: radial-gradient(500px 240px at 30% 40%, rgba(34,211,197,0.28), transparent 60%);
  pointer-events: none;
}
.vblg-feature-badge {
  position: absolute;
  top: 14px; left: 14px;
  padding: 5px 10px;
  background: var(--vblg-accent);
  color: #05070d;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.vblg-feature-counter {
  position: absolute;
  bottom: 14px; right: 14px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  color: rgba(230,236,245,0.5);
  letter-spacing: 0.14em;
}

.vblg-feature-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  color: var(--vblg-faint);
  margin-bottom: 10px;
}
.vblg-dot {
  width: 3px; height: 3px;
  border-radius: 50%;
  background: var(--vblg-faint);
  display: inline-block;
  flex-shrink: 0;
}
.vblg-feature-cat {
  color: var(--vblg-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.vblg-feature-title {
  font-family: 'Sora', 'Inter', sans-serif;
  font-size: 22px;
  line-height: 1.2;
  font-weight: 700;
  margin: 0 0 8px;
  color: #f4f7fb;
  letter-spacing: -0.015em;
}
.vblg-feature-excerpt {
  font-size: 13px;
  line-height: 1.5;
  color: #8a97ad;
  margin: 0 0 14px;
}
.vblg-feature-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
}
.vblg-feature-author {
  display: flex;
  align-items: center;
  gap: 10px;
}
.vblg-feature-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--vblg-accent), #0d5f5a);
  flex-shrink: 0;
}
.vblg-feature-author-name { font-size: 12px; font-weight: 600; color: var(--vblg-text); }
.vblg-feature-author-role { font-size: 11px; color: var(--vblg-faint); }
.vblg-feature-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--vblg-accent);
  font-size: 13px;
  font-weight: 600;
}

/* ============ Right column ============ */
.vblg-right {
  padding: 56px 56px 48px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
}

.vblg-chips {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.vblg-chip {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.1);
  background: transparent;
  color: var(--vblg-muted);
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  line-height: 1;
}
.vblg-chip.is-active {
  color: var(--vblg-accent);
  border-color: var(--vblg-accent);
  background: rgba(34,211,197,0.15);
}
.vblg-chip:hover { border-color: var(--vblg-accent); color: var(--vblg-accent); }

.vblg-list-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 16px;
}
.vblg-list-eyebrow {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  color: var(--vblg-faint);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.vblg-view-all { font-size: 12px; color: var(--vblg-muted); text-decoration: none; }
.vblg-view-all:hover { color: var(--vblg-accent); }

/* List of post cards */
.vblg-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-right: 8px;
}
.vblg-scroll::-webkit-scrollbar { width: 6px; }
.vblg-scroll::-webkit-scrollbar-track { background: transparent; }
.vblg-scroll::-webkit-scrollbar-thumb { background: rgba(34,211,197,0.25); border-radius: 3px; }

.vblg-post {
  display: grid;
  grid-template-columns: 96px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 16px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.06);
  background: rgba(11,18,32,0.5);
  color: inherit;
  text-decoration: none;
  transition: all 0.2s;
}
.vblg-post:hover { transform: translateY(-1px); background: rgba(11,18,32,0.75); border-color: rgba(34,211,197,0.3); }

.vblg-thumb {
  width: 96px; height: 96px;
  border-radius: 10px;
  background: repeating-linear-gradient(45deg, #0d1a2b 0 8px, #0a1522 8px 16px);
  position: relative;
  overflow: hidden;
}
.vblg-thumb img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.vblg-thumb-glow {
  position: absolute; inset: 0;
  background: radial-gradient(160px 100px at 50% 50%, rgba(34,211,197,0.28), transparent 65%);
  pointer-events: none;
}
.vblg-thumb-num {
  position: absolute;
  top: 6px; left: 6px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 9px;
  color: rgba(230,236,245,0.5);
  letter-spacing: 0.1em;
  z-index: 1;
}

.vblg-post-body { min-width: 0; }
.vblg-post-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 10px;
  color: var(--vblg-faint);
  margin-bottom: 6px;
}
.vblg-post-cat {
  color: var(--vblg-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.vblg-post-title {
  font-family: 'Sora', 'Inter', sans-serif;
  font-size: 15px;
  line-height: 1.35;
  font-weight: 600;
  margin: 0 0 4px;
  color: #f4f7fb;
  letter-spacing: -0.005em;
}
.vblg-post-byline { font-size: 11px; color: var(--vblg-faint); }

.vblg-arrow {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(34,211,197,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--vblg-accent);
  font-size: 14px;
  flex-shrink: 0;
}

/* Newsletter */
.vblg-news {
  margin-top: 20px;
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid rgba(34,211,197,0.2);
  background: linear-gradient(90deg, rgba(34,211,197,0.08), rgba(34,211,197,0.02));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.vblg-news-title {
  font-family: 'Sora', 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: #f4f7fb;
}
.vblg-news-sub { font-size: 12px; color: var(--vblg-muted); }
.vblg-news-form {
  display: flex;
  gap: 8px;
  flex: 1;
  min-width: 220px;
  max-width: 340px;
}
.vblg-news-input {
  flex: 1;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(5,7,13,0.6);
  color: var(--vblg-text);
  font-family: inherit;
  font-size: 13px;
  outline: none;
  min-width: 0;
}
.vblg-news-btn {
  padding: 10px 16px;
  border-radius: 8px;
  border: none;
  background: var(--vblg-accent);
  color: #05070d;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}
.vblg-news-btn:hover { filter: brightness(1.08); }

/* Hidden by chip filter */
.vblg-post.vblg-hidden { display: none; }

/* ============ Responsive ============ */
@media (max-width: 960px) {
  .vblg-shell {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    height: auto;
    min-height: 100vh;
  }
  .vblg-left {
    padding: 48px 28px;
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .vblg-right { padding: 28px; }
  .vblg-h2 { font-size: 40px; }
  .vblg-feature-title { font-size: 22px; }
  .vblg-hero { min-height: 200px; }
  .vblg-list { max-height: none; overflow: visible; }
  .vblg-feature-meta { flex-wrap: wrap; }
}
@media (max-width: 520px) {
  .vblg-left  { padding: 40px 20px; }
  .vblg-right { padding: 20px; }
  .vblg-h2 { font-size: 32px; }
  .vblg-feature { padding: 18px; }
  .vblg-hero { min-height: 170px; }
  .vblg-post {
    grid-template-columns: 72px 1fr;
    gap: 14px;
    padding: 14px;
  }
  .vblg-post .vblg-arrow { display: none; }
  .vblg-thumb { width: 72px; height: 72px; }
  .vblg-post-title { font-size: 14px; }
  .vblg-chips { gap: 8px; }
  .vblg-chip { padding: 7px 12px; font-size: 11px; }
}