.blog-hero{padding:52px 0 36px; border-bottom:1px solid var(--line);}
.blog-hero h1{margin-bottom:10px;}
.blog-hero-sub{font-size:17px; color:#475569; max-width:60ch; line-height:1.65; margin:0 0 24px;}
.blog-filters{display:flex; gap:8px; flex-wrap:wrap;}
.blog-filter{padding:8px 20px; border-radius:20px; border:1px solid var(--line); background:#fff; font-size:13.5px; font-family:inherit; cursor:pointer; color:#475569; transition:all .18s ease;}
.blog-filter.active{background:var(--red); color:#fff; border-color:var(--red);}
.blog-filter:hover:not(.active){border-color:rgba(200,33,45,.35); color:var(--red);}

.blog-section{padding:48px 0 72px; border-bottom:none;}
.blog-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px;}
@media(max-width:1040px){.blog-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:620px){.blog-grid{grid-template-columns:1fr;}}

.blog-card{background:#fff; border:1px solid var(--line); border-radius:18px; overflow:hidden; display:flex; flex-direction:column; transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;}
.blog-card:hover{transform:translateY(-5px); box-shadow:0 16px 36px rgba(0,0,0,.09); border-color:rgba(200,33,45,.2);}

.blog-card-img-wrap{display:block; position:relative; overflow:hidden; aspect-ratio:16/9;}
.blog-card-img-wrap img{width:100%; height:100%; object-fit:cover; display:block; transition:transform .3s ease;}
.blog-card:hover .blog-card-img-wrap img{transform:scale(1.04);}

.blog-tag{position:absolute; top:10px; left:10px; background:var(--red); color:#fff; font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.08em; padding:4px 10px; border-radius:20px;}
.blog-tag.noticia{background:#1d4ed8;}

.blog-card-body{padding:18px 18px 20px; display:flex; flex-direction:column; flex:1;}
.blog-date{font-size:12px; color:#94a3b8; font-weight:500; display:block; margin-bottom:8px;}
.blog-title{font-size:15px; font-weight:700; line-height:1.4; margin:0 0 10px; color:var(--ink);}
.blog-title a{color:inherit; text-decoration:none;}
.blog-title a:hover{color:var(--red);}
.blog-excerpt{font-size:13.5px; color:#475569; line-height:1.6; flex:1; margin:0 0 14px;}
.blog-read-more{font-size:13px; color:var(--red); font-weight:600; text-decoration:none; border-bottom:1px solid rgba(200,33,45,.25); padding-bottom:2px; align-self:flex-start; transition:border-color .18s;}
.blog-read-more:hover{border-bottom-color:rgba(200,33,45,.7);}

.active-chip{background:var(--red)!important; color:#fff!important; border-color:var(--red)!important;}

/* Blog preview section in index.html */
.blog-preview-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:20px;}
@media(max-width:1040px){.blog-preview-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:620px){.blog-preview-grid{grid-template-columns:1fr;}}
.blog-preview-footer{margin-top:28px; text-align:center;}