/* -
   Blog — Editorial Médico Premium
   - */

/* Hero */
.blog-hero{
  padding: 11rem 1.5rem 6rem;
  text-align: center;
  background: var(--bg-soft);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line-soft);
}
.blog-hero::before{
  content:'';
  position:absolute; inset:0;
  background: 
    radial-gradient(ellipse 40% 60% at 20% 50%, rgba(160,120,48,.06), transparent),
    radial-gradient(ellipse 40% 60% at 80% 50%, rgba(160,120,48,.04), transparent);
  pointer-events:none;
}
.blog-hero::after{
  content:'NEUROLOGÍA';
  position:absolute;
  top:50%; left:50%;
  transform:translate(-50%,-50%);
  font-family:var(--font-display);
  font-size:clamp(6rem, 18vw, 16rem);
  font-weight:600;
  color:rgba(160,120,48,.04);
  white-space:nowrap;
  pointer-events:none;
  letter-spacing:.1em;
}
.blog-hero .eyebrow{ justify-content:center; position:relative; }
.blog-hero h1{
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5vw, 4rem);
  font-weight: 500;
  line-height: 1.1;
  margin-bottom: 1.2rem;
  color: var(--text);
  position: relative;
}
.blog-hero p{
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 52ch;
  margin: 0 auto;
  position: relative;
}

/* Main */
.blog-main{
  max-width: var(--container);
  margin: 0 auto;
  padding: 4rem 1.5rem 6rem;
}

/* Filtros */
.blog-filters{
  display: flex; flex-wrap: wrap; gap: .5rem;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid var(--line-soft);
}
.blog-filter{
  padding: .45rem 1.2rem;
  border-radius: 4px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all .2s;
}
.blog-filter:hover{ 
  color: var(--text); 
  border-color: var(--line-soft);
}
.blog-filter.is-active{
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

/* Artículo DESTACADO */
.blog-featured{
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: 0;
  overflow: hidden;
  border: none;
  border-top: none;
  box-shadow: none;
  margin-bottom: 5rem;
  background: transparent;
  gap: 4rem;
  align-items: center;
}
.blog-featured__img{
  position: relative;
  min-height: 500px;
  overflow: hidden;
  border-radius: var(--radius);
}
.blog-featured__img img{
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease);
}
.blog-featured:hover .blog-featured__img img{
  transform: scale(1.04);
}
.blog-featured__tag{
  position: absolute; top: 1.2rem; left: 1.2rem;
  background: var(--gold);
  color: #fff;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: .3rem .9rem;
  border-radius: 3px;
  z-index: 1;
}
.blog-featured__body{
  padding: 1rem 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.4rem;
  background: transparent;
}
.blog-featured__body .blog-card__tag{
  color: var(--gold);
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  font-weight: 700;
}
.blog-featured__body h2{
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 500;
  line-height: 1.18;
  color: var(--text);
}
.blog-featured__body p{
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}
.blog-featured__meta{
  display: flex; flex-wrap: wrap; gap: 1.2rem;
  font-size: .76rem;
  color: var(--muted-2);
  padding-top: 1rem;
  border-top: 1px solid var(--line-soft);
}
.blog-featured__meta i{ color: var(--gold); margin-right: .3rem; }

/* Divisor de sección */
.blog-section-title{
  font-family: var(--font-body);
  font-size: .72rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.blog-section-title::before{
  content:'';
  width: 24px;
  height: 2px;
  background: var(--gold);
  flex-shrink: 0;
}
.blog-section-title::after{
  content:'';
  flex:1;
  height:1px;
  background: var(--line-soft);
}

/* Grid de CARDS */
.blog-list{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}
.blog-list .blog-card{
  display: flex;
  flex-direction: column;
  background: transparent;
  border: none;
  border-radius: 0;
  overflow: visible;
  box-shadow: none;
  border-top: 1px solid var(--line-soft);
  padding-top: 1.8rem;
  transition: none;
}
.blog-list .blog-card:hover .blog-card__img--photo img{
  transform: scale(1.05);
}

/* Imagen en cards */
.blog-card__img--photo{
  height: 220px;
  background: var(--surface-2);
  overflow: hidden;
  border-radius: var(--radius);
  margin-bottom: 1.4rem;
}
.blog-card__img--photo img{
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .6s var(--ease);
}
.blog-list .blog-card .blog-card__body{
  padding: 0;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: .7rem;
}
.blog-list .blog-card .blog-card__tag{
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 700;
  background: none;
  padding: 0;
  border-radius: 0;
}
.blog-list .blog-card h3{
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.32;
  color: var(--text);
  flex: 1;
  transition: color .2s;
}
.blog-list .blog-card:hover h3{ color: var(--gold); }
.blog-list .blog-card p{
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.65;
}
.blog-list .blog-card .blog-card__link{
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .78rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-top: .6rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line-soft);
  transition: color .2s, gap .25s;
}
.blog-list .blog-card .blog-card__link:hover{ 
  color: var(--gold); 
  gap: .8rem; 
}

/* CTA */
.blog-cta{
  text-align: center;
  padding: 7rem 1.5rem;
  background: var(--surface);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  position: relative;
}
.blog-cta::before{
  content:'';
  position:absolute;
  top:0; left:50%; transform:translateX(-50%);
  width:3px; height:100%;
  background: linear-gradient(to bottom, var(--gold-dim), transparent);
  pointer-events:none;
  opacity:.4;
}
.blog-cta h2{
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 500;
  margin-bottom: .8rem;
  color: var(--text);
}
.blog-cta p{
  color: var(--muted);
  margin-bottom: 2.5rem;
  font-size: 1rem;
  max-width: 46ch;
  margin-left: auto;
  margin-right: auto;
}

.nav__links a.is-current{ color: var(--gold); font-weight: 600; }

/* Responsive */
@media (max-width: 860px){
  .blog-featured{ 
    grid-template-columns: 1fr; 
    gap: 2rem;
    border-top: 3px solid var(--gold);
  }
  .blog-featured__img{ min-height: 280px; }
  .blog-featured__body{ padding: 0; }
}
@media (max-width: 640px){
  .blog-list{ grid-template-columns: 1fr; }
  .blog-main{ padding: 3rem 1.25rem 4rem; }
  .blog-hero::after{ display:none; }
}