/* ═══════════════════════════════════════
   HEXAURON — BLOG PAGE CSS
   Extiende style.css
═══════════════════════════════════════ */

/* ── SCREEN READER ONLY ── */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ── BLOG HERO ── */
.blog-hero {
  position: relative;
  padding: 160px 0 80px;
  overflow: hidden;
  background: var(--dark);
}
.blog-hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(255,230,0,0.06) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 30%, rgba(180,0,255,0.05) 0%, transparent 50%);
  pointer-events: none;
}
.blog-hero-inner { position: relative; z-index: 1; }
.blog-hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  letter-spacing: 4px;
  line-height: 1;
  margin: 16px 0 20px;
}
.blog-hero-sub {
  font-size: 1rem;
  color: var(--grey-light);
  letter-spacing: 1px;
}

/* ── FILTERS BAR ── */
.blog-filters-bar {
  position: sticky;
  top: 70px;
  z-index: 90;
  background: rgba(10,10,10,0.95);
  border-bottom: 1px solid var(--dark-4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 16px 0;
}
.blog-filters-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

/* Búsqueda */
.blog-search-wrap {
  position: relative;
  flex: 0 0 280px;
}
.search-icon {
  position: absolute;
  left: 12px; top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  stroke: var(--grey); fill: none;
  stroke-width: 2; pointer-events: none;
}
.blog-search-input {
  width: 100%;
  background: var(--dark-3);
  border: 1px solid var(--dark-4);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 2px;
  padding: 10px 36px 10px 36px;
  border-radius: 2px;
  outline: none;
  transition: border-color 0.2s;
}
.blog-search-input:focus { border-color: var(--yellow); }
.blog-search-input::placeholder { color: var(--grey); }
.search-clear {
  position: absolute;
  right: 10px; top: 50%;
  transform: translateY(-50%);
  background: none; border: none;
  color: var(--grey); cursor: pointer;
  font-size: 0.75rem; padding: 4px;
  transition: color 0.2s;
}
.search-clear:hover { color: var(--yellow); }
.search-clear[hidden] { display: none; }

/* Category buttons */
.blog-cats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.cat-btn {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 2px;
  padding: 7px 14px;
  border: 1px solid var(--dark-4);
  border-radius: 2px;
  background: transparent;
  color: var(--grey-light);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.cat-btn:hover,
.cat-btn.active {
  border-color: var(--yellow);
  color: var(--yellow);
  background: rgba(255,230,0,0.06);
}

/* ── MAIN ── */
.blog-main { padding: 64px 0 100px; min-height: 60vh; }

/* ── ESTADOS ── */
.blog-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 80px 0;
  text-align: center;
  color: var(--grey-light);
}
.blog-state p { font-size: 0.9rem; }
.blog-state h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: 3px;
  color: var(--white);
}
.state-icon {
  font-size: 3rem;
  opacity: 0.3;
}
.state-spinner {
  width: 40px; height: 40px;
  border: 2px solid var(--dark-4);
  border-top-color: var(--yellow);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.hidden { display: none !important; }

/* ── FULL GRID ── */
.blog-full-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* Cards en la página de blog — sin featured, todas iguales */
.blog-full-grid .blog-card { display: flex; flex-direction: column; }
.blog-full-grid .blog-img  { height: 200px; }

/* Highlight de búsqueda */
.blog-full-grid mark {
  background: rgba(255,230,0,0.25);
  color: inherit;
  border-radius: 2px;
}

/* ── PAGINACIÓN ── */
.blog-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 60px;
  flex-wrap: wrap;
}
.page-btn {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 2px;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--dark-4);
  border-radius: 2px;
  background: transparent;
  color: var(--grey-light);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.page-btn:hover,
.page-btn.active {
  border-color: var(--yellow);
  color: var(--yellow);
  background: rgba(255,230,0,0.06);
}
.page-btn:disabled { opacity: 0.3; cursor: default; pointer-events: none; }
.page-ellipsis {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--grey);
  padding: 0 4px;
}
.page-prev, .page-next {
  width: auto;
  padding: 0 16px;
  letter-spacing: 3px;
  font-size: 0.6rem;
}

/* ── FOOTER BLOG ── */
.footer { background: var(--dark); border-top: 1px solid var(--dark-4); padding: 32px 0; }
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.footer-logo {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 4px;
  color: var(--white);
}
.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 2px;
  color: var(--grey);
}

/* ── NAV ACTIVE ── */
.nav-active { color: var(--yellow) !important; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .blog-full-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .blog-filters-inner { flex-direction: column; align-items: stretch; }
  .blog-search-wrap   { flex: 1; }
  .blog-full-grid     { grid-template-columns: 1fr; }
  .footer-inner       { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .blog-hero { padding: 130px 0 60px; }
  .cat-btn   { font-size: 0.55rem; padding: 6px 10px; }
}