/* ===== Blog VENEMEX — hereda la identidad de la landing ===== */
:root{
  --navy:#082f5b; --navy-2:#00529a; --blue:#075ca8; --red:#e41f2b;
  --yellow:#ffbf00; --ink:#14304f; --muted:#667085; --line:#e7edf3;
  --soft:#f7f9fc; --shadow:0 10px 30px rgba(8,47,91,.10); --radius:16px;
  --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:#fff;font-family:Inter,Arial,sans-serif;line-height:1.6}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(calc(100% - 32px),var(--container));margin:auto}

/* Header (igual que la landing) */
header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(8,47,91,.08)}
.nav{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand-logo{height:56px;width:auto;display:block}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-size:14px;font-weight:600;color:#414b57;padding:30px 0 26px;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--navy)}
.nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:18px;height:3px;background:var(--yellow);border-radius:3px}
.menu-btn{display:none;border:0;background:transparent;color:var(--navy);font-size:25px;cursor:pointer}
.btn{border:0;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:0 24px;border-radius:8px;color:#fff;font-weight:700;transition:.2s ease;box-shadow:0 7px 16px rgba(8,47,91,.12)}
.btn:hover{transform:translateY(-2px)}
.btn-red{background:var(--red)}
.btn-sm{min-height:44px;padding:0 18px}

/* Encabezado del blog */
.blog-hero{background:linear-gradient(120deg,var(--navy),var(--blue));color:#fff;padding:70px 0 60px;text-align:center}
.blog-hero h1{font-family:Montserrat,sans-serif;font-size:clamp(32px,5vw,52px);margin:0 0 14px}
.blog-hero p{max-width:760px;margin:0 auto;font-size:18px;color:#dbe8f5}
.blog-hero .eyebrow{display:inline-block;letter-spacing:.14em;text-transform:uppercase;font-size:13px;font-weight:700;color:var(--yellow);margin-bottom:12px}

/* Filtros por categoria */
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:30px 0 8px}
.filters button{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:50px;padding:9px 18px;font-weight:600;font-size:13px;cursor:pointer;transition:.2s}
.filters button:hover,.filters button.active{background:var(--navy);color:#fff;border-color:var(--navy)}

/* Grilla de posts */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;padding:40px 0 70px}
.post-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:0 4px 16px rgba(8,47,91,.05);display:flex;flex-direction:column;transition:.25s}
.post-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.post-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--soft)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:.4s}
.post-card:hover .thumb img{transform:scale(1.05)}
.post-card .body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.tag{align-self:flex-start;background:#eef6ff;color:var(--blue);font-size:12px;font-weight:700;padding:4px 12px;border-radius:50px}
.post-card h3{margin:0;color:var(--navy);font-family:Montserrat,sans-serif;font-size:19px;line-height:1.25}
.post-card p{margin:0;color:var(--muted);font-size:14px;flex:1}
.post-meta{display:flex;align-items:center;gap:8px;color:#94a0ad;font-size:12px;margin-top:4px}
.read-more{color:var(--red);font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:6px}

/* Articulo individual */
.article-hero{position:relative;min-height:420px;display:flex;align-items:flex-end;color:#fff;overflow:hidden}
.article-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(transparent,rgba(8,47,91,.85))}
.article-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.article-hero .wrap{position:relative;z-index:2;padding:50px 0}
.article-hero .tag{margin-bottom:14px}
.article-hero h1{font-family:Montserrat,sans-serif;font-size:clamp(28px,4.5vw,46px);margin:0 0 12px;max-width:900px;line-height:1.15}
.article-hero .meta{color:#dbe8f5;font-size:14px;display:flex;gap:16px;flex-wrap:wrap}
.article{max-width:820px;margin:0 auto;padding:50px 0 40px}
.article h2{font-family:Montserrat,sans-serif;color:var(--navy);font-size:26px;margin:36px 0 12px}
.article h3{color:var(--navy);font-size:20px;margin:28px 0 10px}
.article p{margin:0 0 18px;font-size:17px;color:#2c3a4d}
.article ul,.article ol{margin:0 0 18px;padding-left:22px}
.article li{margin:8px 0;font-size:17px}
.article blockquote{border-left:4px solid var(--yellow);background:var(--soft);margin:24px 0;padding:16px 22px;border-radius:8px;color:var(--navy);font-style:italic}
.infographic{margin:34px 0;text-align:center}
.infographic img{width:100%;max-width:620px;margin:0 auto;border-radius:14px;box-shadow:var(--shadow);border:1px solid var(--line)}
.infographic figcaption{color:var(--muted);font-size:13px;margin-top:10px}
.faq{margin:40px 0}
.faq h2{font-family:Montserrat,sans-serif;color:var(--navy);font-size:26px;margin:0 0 18px}
.faq-item{border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin-bottom:12px;background:#fff}
.faq-item h3{margin:0 0 6px;color:var(--navy);font-size:18px}
.faq-item p{margin:0;color:#2c3a4d;font-size:16px}
.attachment{display:flex;align-items:center;gap:16px;background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin:30px 0}
.attachment>i{font-size:34px;color:var(--red)}
.att-info{flex:1;display:flex;flex-direction:column}
.att-info strong{color:var(--navy);font-size:16px}
.att-info span{color:var(--muted);font-size:13px}
.article-cta{background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;border-radius:16px;padding:34px;margin:40px 0;text-align:center}
.article-cta h3{color:#fff;margin:0 0 8px;font-family:Montserrat,sans-serif;font-size:24px}
.article-cta p{color:#dbe8f5;margin:0 0 20px}
.article-cta .btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn-whatsapp{background:#25d366}
.btn-yellow{background:var(--yellow);color:var(--navy)}
.share{display:flex;gap:12px;align-items:center;margin:30px 0;color:var(--muted);font-size:14px}
.share a{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--soft);color:var(--navy);transition:.2s}
.share a:hover{background:var(--navy);color:#fff}
.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:700;margin:30px 0}

/* Footer minimal */
footer{color:#fff;background:linear-gradient(120deg,#072d53,#003e75);padding:40px 0 18px;margin-top:40px}
footer .foot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}
footer .brand-logo{height:48px;background:#fff;padding:6px 10px;border-radius:10px}
footer .copyright{margin-top:24px;padding-top:16px;text-align:center;border-top:1px solid rgba(255,255,255,.2);color:#c7d5e2;font-size:13px}

/* Botones flotantes (igual landing) */
.float-btn{position:fixed;bottom:24px;z-index:200;display:inline-flex;align-items:center;gap:10px;padding:14px 20px;border-radius:50px;color:#fff;font-weight:700;font-size:15px;box-shadow:0 8px 24px rgba(0,0,0,.22);transition:.2s}
.float-btn:hover{transform:translateY(-3px)}
.float-btn i{font-size:20px}
.float-donate{left:24px;background:var(--red)}
.float-whatsapp{right:24px;background:#25d366}
.float-whatsapp i{font-size:24px}

@media (max-width:1000px){
  .nav-links{display:none;position:absolute;top:82px;left:0;right:0;background:#fff;padding:15px 24px 24px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start;gap:0}
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 0;width:100%}
  .menu-btn{display:block}
  .post-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .post-grid{grid-template-columns:1fr}
  .float-btn{padding:14px;font-size:0;gap:0}
  .float-btn .float-label{display:none}
  .float-btn i{font-size:24px}
}

/* ===== Enlaces de referencia ===== */
.references{margin:32px 0;padding:22px 24px;background:var(--soft);border:1px solid var(--line);border-radius:var(--radius)}
.references h2{margin:0 0 14px;font-size:20px;color:var(--navy)}
.references ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.references a{display:inline-flex;align-items:center;gap:10px;color:var(--blue);font-weight:600}
.references a:hover{color:var(--red);text-decoration:underline}
.references i{color:var(--navy)}

/* ===== Caja: hablar con un agente por WhatsApp ===== */
.agente-box{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin:28px 0;padding:22px 24px;border-radius:var(--radius);background:linear-gradient(120deg,#e9fbf1,#f4fff9);border:1px solid #bfead2}
.agente-ico{width:56px;height:56px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;background:#25d366;color:#fff;font-size:26px}
.agente-txt{flex:1 1 240px;display:flex;flex-direction:column}
.agente-txt strong{font-size:18px;color:var(--navy)}
.agente-txt span{color:var(--muted)}
.btn-whatsapp{background:#25d366}

/* ===== Scroll infinito + loader inteligente ===== */
.infinite-loader{display:flex;align-items:center;justify-content:center;gap:12px;padding:34px 0;color:var(--muted);font-weight:600}
.infinite-loader[hidden]{display:none}
.spinner{width:26px;height:26px;border:3px solid var(--line);border-top-color:var(--navy);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.next-article{border-top:8px solid var(--soft);margin-top:20px;animation:fadein .5s ease}
@keyframes fadein{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
#infinite-sentinel{height:1px}