/* ── Tokens ── */
:root {
  --blog-bg:          #070c18;
  --blog-bg-2:        #090f1d;
  --blog-bg-card:     #0d1526;
  --blog-bg-card-h:   #111e35;
  --blog-accent:      #00afe8;
  --blog-accent-lt:   #00afe8;
  --blog-accent-teal: #00b3a6;
  --blog-purple:      #6133ff;
  --blog-white:       #eef2ff;
  --blog-muted:       #8896b3;
  --blog-dim:         #4f617a;
  --blog-border:      rgba(59,130,246,.18);
  --blog-border-sub:  rgba(255,255,255,.07);
  --blog-radius:      .9rem;
  --blog-radius-lg:   1.4rem;
  --blog-glow:        0 0 35px rgba(59,130,246,.22);
  --blog-glow-teal:   0 0 35px rgba(20,184,166,.18);
}

body { background: var(--blog-bg) !important; }

/* ── Helpers ── */
.blog-container  { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.blog-section    { padding: 5rem 1.5rem; }

.blog-label {
  display: inline-block;
  font-size: .68rem; 
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--blog-accent-lt); margin-bottom: .8rem;
}
.blog-h2 {
  font-family: 'Red Hat Display', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  line-height: 1.15;
  color: var(--blog-white);
}
.blog-muted { color: var(--blog-muted); }

/* Reveal animation */
.blog-reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.blog-reveal.blog-visible { opacity: 1; transform: none; }

/* =====================================================
   1. HERO
   ===================================================== */
.blog-hero {
  position: relative;
  min-height: 520px;
  display: flex; align-items: center;
  overflow: hidden;
  padding: 7rem 1.5rem 4rem;
  background: var(--blog-bg-2);
}

/* Fondo de rejilla de puntos */
.blog-hero::before {
  content: '';
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(59,130,246,.12) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

/* Glow central */
.blog-hero::after {
  content: '';
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 65% 55% at 30% 60%, rgba(59,130,246,.16) 0%, transparent 65%),
    radial-gradient(ellipse 45% 40% at 75% 35%, rgba(139,92,246,.12) 0%, transparent 60%);
}

.blog-hero-inner {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.blog-hero-tag {
  display: inline-flex; align-items: center; gap: .5rem;
  border: 1px solid var(--blog-border);
  background: rgba(59,130,246,.1);
  color: var(--blog-white);
  font-size: .78rem;
  padding: .3rem 1rem; border-radius: 999px;
  margin-bottom: 1.4rem;
  letter-spacing: .04em;
  backdrop-filter: blur(8px);
}
.blog-hero-tag span { color: var(--blog-accent-lt); }

.blog-hero-h1 {
  font-family: 'Red Hat Display', sans-serif;
  font-size: clamp(2.8rem, 6vw, 5rem);
  line-height: 1.05;
  color: var(--blog-white);
  margin-bottom: 1rem;
  letter-spacing: -.02em;
}
.blog-hero-h1 em {
  font-style: normal;
  background: linear-gradient(90deg, var(--blog-accent-lt) 0%, var(--blog-accent-teal) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.blog-hero-desc {
  color: var(--blog-muted);
  font-size: 1.05rem; line-height: 1.7;
  max-width: 460px;
  margin-bottom: 2rem;
}

/* Buscador */
.blog-search-wrap {
  display: flex; gap: .5rem;
  max-width: 420px;
}
.blog-search-input {
  flex: 1;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--blog-border);
  border-radius: var(--blog-radius);
  padding: .75rem 1.1rem;
  color: var(--blog-white);
  font-size: .9rem;
  outline: none;
  transition: border-color .2s, background .2s;
}
.blog-search-input::placeholder { color: var(--blog-dim); }
.blog-search-input:focus {
  border-color: var(--blog-accent);
  background: rgba(59,130,246,.08);
}
.blog-search-btn {
  background: var(--blog-accent);
  color: #fff;
  border: none; cursor: pointer;
  padding: .75rem 1.4rem;
  border-radius: var(--blog-radius);
  font-size: .9rem;
  transition: background .2s, transform .15s;
  white-space: nowrap;
}
.blog-search-btn:hover { background: #0072dd; transform: translateY(-1px); }

/* Visual lado derecho */
.blog-hero-visual {
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.blog-hero-stats {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
  width: 100%;
}
.blog-hero-stat {
  background: var(--blog-bg-card);
  border: 1px solid var(--blog-border-sub);
  border-radius: var(--blog-radius-lg);
  padding: 1.5rem 1.4rem;
  transition: border-color .25s, transform .2s;
}
.blog-hero-stat:hover { border-color: var(--blog-border); transform: translateY(-3px); }
.blog-hero-stat:nth-child(1) { border-top: 2px solid var(--blog-accent); }
.blog-hero-stat:nth-child(2) { border-top: 2px solid var(--blog-accent-teal); }
.blog-hero-stat:nth-child(3) { border-top: 2px solid var(--blog-purple); }
.blog-hero-stat:nth-child(4) { border-top: 2px solid #ffd93b; }
.blog-hero-stat-num {
  font-family: 'Red Hat Display', sans-serif;
  font-size: 2rem;
  background: linear-gradient(135deg, var(--blog-accent-lt), var(--blog-purple));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  display: block; margin-bottom: .2rem;
}
.blog-hero-stat-label { font-size: .8rem; color: var(--blog-muted); line-height: 1.4; }

/* =====================================================
   2. CATEGORÍAS / FILTROS
   ===================================================== */
.blog-filters {
  padding: 2rem 1.5rem;
  border-bottom: 1px solid var(--blog-border-sub);
  background: var(--blog-bg);
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(16px);
}
.blog-filters-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center;
  gap: .6rem; flex-wrap: wrap;
}
.blog-filter-btn {
  background: transparent;
  border: 1px solid var(--blog-border-sub);
  color: var(--blog-muted);
  font-size: .82rem;
  padding: .4rem 1.1rem; border-radius: 999px;
  cursor: pointer;
  transition: all .2s;
  white-space: nowrap;
}
.blog-filter-btn:hover,
.blog-filter-btn.blog-active {
  background: var(--blog-accent);
  border-color: var(--blog-accent);
  color: #fff;
}

/* =====================================================
   3. FEATURED POST (artículo destacado)
   ===================================================== */
.blog-featured { padding: 4rem 1.5rem 2rem; }
.blog-featured-inner { max-width: 1200px; margin: 0 auto; }

.blog-featured-card {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  border-radius: var(--blog-radius-lg);
  overflow: hidden;
  border: 1px solid var(--blog-border-sub);
  background: var(--blog-bg-card);
  transition: border-color .3s, box-shadow .3s;
  text-decoration: none;
}
.blog-featured-card:hover {
  border-color: var(--blog-border);
  box-shadow: var(--blog-glow);
}
.blog-featured-img {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
}
.blog-featured-img img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform .5s ease;
}
.blog-featured-card:hover .blog-featured-img img { transform: scale(1.04); }
.blog-featured-img-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to right, transparent 40%, var(--blog-bg-card) 100%);
}
.blog-featured-badge {
  position: absolute; top: 1.2rem; left: 1.2rem;
  background: var(--blog-accent);
  color: #fff;
  font-size: .68rem;
  letter-spacing: .1em; text-transform: uppercase;
  padding: .3rem .85rem; border-radius: 999px;
}
.blog-featured-body {
  padding: 2.8rem 2.4rem;
  display: flex; flex-direction: column; justify-content: center;
}
.blog-featured-meta {
  display: flex; align-items: center; gap: 1rem;
  margin-bottom: 1rem;
}
.blog-featured-cat {
  font-size: .7rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--blog-accent-lt);
}
.blog-featured-date {
  font-size: .78rem; color: var(--blog-dim);
}
.blog-featured-h2 {
  font-family: 'Red Hat Display', sans-serif;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  line-height: 1.2;
  color: var(--blog-white);
  margin-bottom: .9rem;
}
.blog-featured-excerpt {
  color: var(--blog-muted);
  font-size: .95rem; line-height: 1.7;
  margin-bottom: 1.6rem;
}
.blog-featured-footer {
  display: flex; align-items: center;
  justify-content: space-between;
}
.blog-featured-read {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .82rem; color: var(--blog-dim);
}
.blog-featured-read svg { width: 14px; height: 14px; }
.blog-read-more {
  display: inline-flex; align-items: center; gap: .5rem;
  color: var(--blog-accent-lt);
  font-size: .85rem;
  text-decoration: none;
  transition: gap .2s, color .2s;
}
.blog-read-more:hover { gap: .8rem; color: #fff; }

/* =====================================================
   4. GRID DE ARTÍCULOS
   ===================================================== */
.blog-grid-section { padding: 2rem 1.5rem 4rem; }
.blog-grid-inner { max-width: 1200px; margin: 0 auto; }

.blog-grid-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 2rem;
}
.blog-grid-header h2 {
  font-family: 'Red Hat Display', sans-serif;
  font-size: 1.3rem; color: var(--blog-white);
}
.blog-grid-count {
  font-size: .82rem; color: var(--blog-dim);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* Card individual */
.blog-card {
  background: var(--blog-bg-card);
  border: 1px solid var(--blog-border-sub);
  border-radius: var(--blog-radius-lg);
  overflow: hidden;
  display: flex; flex-direction: column;
  text-decoration: none;
  transition: border-color .25s, transform .25s, box-shadow .25s;
}
.blog-card:hover {
  border-color: var(--blog-border);
  transform: translateY(-5px);
  box-shadow: var(--blog-glow);
}

.blog-card-img {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.blog-card-img img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform .45s ease;
}
.blog-card:hover .blog-card-img img { transform: scale(1.06); }

.blog-card-cat {
  position: absolute; bottom: .8rem; left: .8rem;
  background: rgba(7,12,24,.75);
  backdrop-filter: blur(8px);
  border: 1px solid var(--blog-border);
  color: var(--blog-accent-lt);
  font-size: .65rem; letter-spacing: .1em; text-transform: uppercase;
  padding: .25rem .7rem; border-radius: 999px;
}

.blog-card-body { padding: 1.4rem 1.5rem 1.6rem; flex: 1; display: flex; flex-direction: column; }

.blog-card-meta {
  display: flex; align-items: center; gap: .8rem;
  margin-bottom: .75rem;
}
.blog-card-date { font-size: .75rem; color: var(--blog-dim); }
.blog-card-sep  { width: 3px; height: 3px; background: var(--blog-dim); border-radius: 50%; }
.blog-card-mins { font-size: .75rem; color: var(--blog-dim); }

.blog-card-title {
  font-family: 'Red Hat Display', sans-serif;
  font-size: 1.05rem;
  color: var(--blog-white);
  line-height: 1.35;
  margin-bottom: .7rem;
  flex: 1;
  transition: color .2s;
}
.blog-card:hover .blog-card-title { color: var(--blog-accent-lt); }

.blog-card-excerpt {
  font-size: .85rem; color: var(--blog-muted);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 1.1rem;
}

.blog-card-foot {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: .9rem;
  border-top: 1px solid var(--blog-border-sub);
}
.blog-card-tag {
  font-size: .7rem; color: var(--blog-accent-lt);
  background: rgba(59,130,246,.1);
  border: 1px solid var(--blog-border);
  padding: .2rem .65rem; border-radius: 999px;
}
.blog-card-arrow {
  width: 28px; height: 28px;
  background: rgba(59,130,246,.1);
  border: 1px solid var(--blog-border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--blog-accent-lt);
  transition: background .2s, transform .2s;
}
.blog-card:hover .blog-card-arrow {
  background: var(--blog-accent);
  color: #fff;
  transform: translateX(3px);
}

/* =====================================================
   5. PAGINACIÓN
   ===================================================== */
.blog-pagination {
  padding: 1rem 1.5rem 5rem;
}
.blog-pagination-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: center;
  gap: .5rem;
}
.blog-page-info {
  font-size: .85rem; color: var(--blog-muted);
  margin-right: 1rem;
}
.blog-page-btn {
  width: 38px; height: 38px;
  border-radius: .55rem;
  border: 1px solid var(--blog-border-sub);
  background: transparent;
  color: var(--blog-muted);
  font-size: .88rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
  text-decoration: none;
}
.blog-page-btn:hover {
  border-color: var(--blog-accent);
  color: var(--blog-accent-lt);
  background: rgba(59,130,246,.08);
}
.blog-page-btn.blog-page-active {
  background: var(--blog-accent);
  border-color: var(--blog-accent);
  color: #fff;
  box-shadow: 0 0 16px rgba(59,130,246,.4);
}
.blog-page-btn.blog-page-prev,
.blog-page-btn.blog-page-next {
  width: auto; padding: 0 1rem;
  gap: .4rem;
  font-size: .82rem;
}
.blog-page-btn:disabled,
.blog-page-btn[disabled] {
  opacity: .35; cursor: not-allowed;
  pointer-events: none;
}
.blog-page-dots {
  color: var(--blog-dim);
  font-size: .9rem;
  padding: 0 .3rem;
}

/* =====================================================
   6. NEWSLETTER STRIP
   ===================================================== */
.blog-newsletter {
  background: var(--blog-bg-2);
  border-top: 1px solid var(--blog-border-sub);
  border-bottom: 1px solid var(--blog-border-sub);
  padding: 3.5rem 1.5rem;
  position: relative; overflow: hidden;
}
.blog-newsletter::before {
  content: '';
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 60% 100% at 50% 50%, rgba(59,130,246,.1) 0%, transparent 70%);
}
.blog-newsletter-inner {
  max-width: 600px; margin: 0 auto;
  text-align: center; position: relative; z-index: 1;
}
.blog-newsletter-h3 {
  font-family: 'Red Hat Display', sans-serif;
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--blog-white);
  margin-bottom: .6rem;
}
.blog-newsletter-desc {
  color: var(--blog-muted); font-size: .95rem; margin-bottom: 1.6rem;
}
.blog-newsletter-form {
  display: flex; gap: .5rem; justify-content: center;
}
.blog-newsletter-input {
  flex: 1; max-width: 320px;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--blog-border);
  border-radius: var(--blog-radius);
  padding: .8rem 1.1rem;
  color: var(--blog-white); font-size: .9rem;
  outline: none;
  transition: border-color .2s;
}
.blog-newsletter-input::placeholder { color: var(--blog-dim); }
.blog-newsletter-input:focus { border-color: var(--blog-accent); }
.blog-newsletter-btn {
  background: linear-gradient(135deg, var(--blog-accent) 0%, #0072dd 100%);
  color: #fff; border: none; cursor: pointer;
  padding: .8rem 1.6rem; border-radius: var(--blog-radius);
  font-size: .9rem; 
  transition: transform .15s, box-shadow .2s;
  white-space: nowrap;
}
.blog-newsletter-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59,130,246,.4);
}

/* =====================================================
   7. ESTADO VACÍO (sin resultados)
   ===================================================== */
.blog-empty {
  grid-column: 1/-1;
  text-align: center;
  padding: 4rem 1rem;
  color: var(--blog-muted);
}
.blog-empty-icon { font-size: 3rem; margin-bottom: 1rem; opacity: .4; }
.blog-empty-text { font-size: 1.05rem; }

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 1024px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 780px) {
  .blog-hero-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .blog-hero-visual { display: none; }
  .blog-featured-card { grid-template-columns: 1fr; }
  .blog-featured-img-overlay { background: linear-gradient(to bottom, transparent 40%, var(--blog-bg-card) 100%); }
  .blog-hero { min-height: auto; padding: 6rem 1.5rem 3rem; }
}
/* =====================================================
   8. CALL TO ACTION
   ===================================================== */
.blog-cta {
  padding: 6rem 1.5rem;
  background: var(--blog-bg-2);
  border-top: 1px solid var(--blog-border-sub);
  position: relative;
  overflow: hidden;
}

.blog-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 65% 70% at 50% 50%, rgba(0,175,232,.07), transparent 70%);
  pointer-events: none;
}

.blog-cta-inner {
  max-width: 660px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.blog-cta-h2 {
  font-family: 'Red Hat Display', sans-serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -.03em;
  color: var(--blog-white);
  margin: .5rem 0 1.2rem;
}

.blog-cta-h2 em {
  font-style: normal;
  color: var(--blog-accent);
}

.blog-cta-desc {
  font-size: 1rem;
  color: var(--blog-muted);
  line-height: 1.75;
  margin-bottom: 2.5rem;
}

.blog-cta-btns {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.blog-cta-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blog-accent);
  color: #070c18;
  font-family: 'Red Hat Display', sans-serif;
  font-size: .9rem;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: 100px;
  text-decoration: none;
  transition: background .3s, color .3s, box-shadow .3s;
}

.blog-cta-btn-primary:hover {
  background: transparent;
  color: var(--blog-accent);
  box-shadow: 0 0 0 2px var(--blog-accent);
}

.blog-cta-btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--blog-white);
  font-family: 'Red Hat Display', sans-serif;
  font-size: .9rem;
  font-weight: 500;
  padding: 14px 28px;
  border-radius: 100px;
  border: 1px solid var(--blog-border-sub);
  text-decoration: none;
  transition: border-color .3s, color .3s, background .3s;
}

.blog-cta-btn-ghost:hover {
  border-color: rgba(0,175,232,.4);
  color: var(--blog-accent);
  background: rgba(0,175,232,.06);
}

@media (max-width: 600px) {
  .blog-grid { grid-template-columns: 1fr; }
  .blog-newsletter-form { flex-direction: column; align-items: center; }
  .blog-newsletter-input { max-width: 100%; }
  .blog-pagination-inner { flex-wrap: wrap; }
  .blog-cta-btns { flex-direction: column; align-items: center; }
}