/* ============================================================
   Agencia SEO en México — Blog (capa sobre home.css)
   Se diferencia del resto del sitio: hero oscuro tipo revista,
   índice editorial con fechas al margen, banda newsletter.
   Mobile-first.
   ============================================================ */

/* ---------- Hero del blog (oscuro, editorial) ---------- */
.blog-hero{position:relative;background:var(--navy-950);color:#fff;overflow:hidden}
.blog-hero__cosmos{position:absolute;inset:0;pointer-events:none}
.blog-hero__cosmos span{position:absolute;right:-160px;top:-100px;width:520px;height:520px;background:center/contain no-repeat;opacity:.3}
.blog-hero__inner{position:relative;padding-top:104px;padding-bottom:52px}
.blog-hero .eyebrow{color:var(--sky-400)}
.blog-hero .display{color:#fff;font-size:clamp(2.5rem,1.2rem + 5vw,4.6rem);margin:18px 0 0;max-width:14ch}
.blog-hero__lead{color:rgba(255,255,255,0.72);font-size:clamp(1.1rem,1rem + .5vw,1.25rem);line-height:1.62;margin:20px 0 0;max-width:560px}
.blog-hero__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.blog-hero__tags span{display:inline-flex;align-items:center;min-height:34px;padding:0 14px;border:1px solid rgba(255,255,255,0.22);border-radius:999px;font-size:13.5px;font-weight:600;color:rgba(255,255,255,0.78)}

/* ---------- Destacado ---------- */
.blog-feat{display:grid;gap:26px;align-items:center}
.blog-feat__media{display:block}
.blog-feat__label{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-brand);font-weight:700;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--navy-500)}
.blog-feat__label::before{content:"";width:24px;height:2px;background:var(--gradient-brand);border-radius:2px}
.blog-feat h2{font-family:var(--font-brand);font-weight:900;letter-spacing:-0.03em;line-height:1.08;font-size:clamp(1.7rem,1.1rem + 2.4vw,2.5rem);margin:14px 0 0}
.blog-feat h2 a{color:var(--navy-700);text-decoration:none}
.blog-feat h2 a:hover{color:var(--grad-1)}
.blog-feat__excerpt{font-size:1.0625rem;line-height:1.7;color:var(--text-body);margin:14px 0 0}
.blog-feat__meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:16px;font-size:14px;color:var(--text-muted)}
.blog-feat__meta b{color:var(--navy-700);font-weight:600}
.blog-feat__cta{margin-top:22px}

/* ---------- Índice editorial (filas con fecha al margen) ---------- */
.blog-list{border-top:1px solid var(--border-subtle);margin-top:36px}
.blog-batch{display:block}
.blog-item{display:grid;grid-template-columns:1fr;gap:12px;padding:26px 0;border-bottom:1px solid var(--border-subtle)}
.blog-item__meta{display:flex;align-items:baseline;gap:12px;font-size:13.5px}
.blog-item__meta time{font-family:var(--font-brand);font-weight:700;color:var(--navy-500);letter-spacing:.02em;white-space:nowrap}
.blog-item__meta .cat{font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;font-size:11.5px}
.blog-item__body h3{font-family:var(--font-brand);font-weight:800;letter-spacing:-0.02em;line-height:1.2;font-size:clamp(1.25rem,1.1rem + .7vw,1.55rem);margin:0}
.blog-item__body h3 a{color:var(--navy-700);text-decoration:none}
.blog-item__body h3 a:hover{color:var(--grad-1)}
.blog-item__body p{font-size:15.5px;line-height:1.62;color:var(--text-muted);margin:10px 0 0;max-width:62ch}
.blog-item__more{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:14.5px;font-weight:700;color:var(--navy-700)}
.blog-item__thumb{display:block}
.blog-item.is-new{animation:blogIn .55s var(--ease-out) both}
@keyframes blogIn{from{opacity:0;transform:translateY(16px)}}

/* ---------- Loader / fin de la lista ---------- */
.blog-more{display:flex;flex-direction:column;align-items:center;gap:10px;padding:34px 0 8px;text-align:center}
.blog-loader{display:flex;gap:7px}
.blog-loader i{width:9px;height:9px;border-radius:50%;background:var(--gradient-brand);animation:blogDot 1s infinite ease-in-out}
.blog-loader i:nth-child(2){animation-delay:.15s}
.blog-loader i:nth-child(3){animation-delay:.3s}
@keyframes blogDot{0%,100%{transform:translateY(0);opacity:.45}50%{transform:translateY(-7px);opacity:1}}
.blog-end{font-size:14.5px;font-weight:600;color:var(--text-muted)}
.blog-end::before{content:"";display:block;width:34px;height:3px;background:var(--gradient-brand);border-radius:2px;margin:0 auto 12px}

/* ---------- Newsletter: superficie clara para el formulario compartido ---------- */
.nl-band{position:relative;background:var(--gray-50);border-block:1px solid var(--border-subtle);overflow:hidden}
.nl-band__glow{position:absolute;inset:0;background:radial-gradient(60% 120% at 85% 0%,rgba(17,147,212,0.06),transparent 60%);pointer-events:none}
.nl-band__inner{position:relative;padding-top:52px;padding-bottom:52px;display:grid;gap:26px}
.nl-band h2{color:var(--text-strong);font-family:var(--font-brand);font-weight:900;letter-spacing:-0.03em;line-height:1.1;font-size:clamp(1.7rem,1.1rem + 2.2vw,2.35rem);margin:0}
.nl-band p{color:var(--text-body);font-size:16px;line-height:1.6;margin:12px 0 0;max-width:48ch}
.nl-form{display:flex;flex-direction:column;gap:12px}
.nl-form input{width:100%;min-height:54px;padding:0 16px;font:inherit;font-size:16px;color:var(--navy-700);background:#fff;border:none;border-radius:var(--radius-md)}
.nl-form input::placeholder{color:var(--gray-400)}
.nl-form input:focus{outline:3px solid rgba(255,255,255,0.5);outline-offset:1px}
.nl-form .btn--white{border-radius:var(--radius-md)}
.nl-form__hint{font-size:13px;color:rgba(255,255,255,0.7);margin:0}
.nl-success{display:flex;align-items:center;gap:12px;color:#fff;font-weight:700;font-size:17px;min-height:54px}
.nl-success svg{flex:none}

/* ---------- Página de artículo ---------- */
.post-hero{background:#fff;position:relative;overflow:hidden}
.post-hero__glow{position:absolute;top:-220px;right:-180px;width:660px;height:660px;background:radial-gradient(closest-side,rgba(71,9,249,0.07),transparent);pointer-events:none}
.post-hero__inner{position:relative;padding-top:96px;padding-bottom:36px;max-width:820px;margin:0 auto}
.post-hero h1{font-family:var(--font-brand);font-weight:900;color:var(--navy-700);letter-spacing:-0.03em;line-height:1.08;text-wrap:balance;font-size:clamp(2rem,1.2rem + 3.4vw,3.4rem);margin:18px 0 0}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:24px;font-size:14.5px;color:var(--text-muted)}
.post-meta b{color:var(--navy-700);font-weight:700}
.post-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--gray-400)}
.post-cover{max-width:980px;margin:0 auto;padding:0 20px}
.post-body{max-width:720px;margin:0 auto;padding:44px 20px 0}
.post-body .prose{max-width:none}
/* Vídeos heredados fuera del bloque Embed: conservar el ancho y adaptar la altura. */
.post-body .wp-block-post-content > p > iframe:is([src^="https://www.youtube.com/embed/"],[src^="https://www.youtube-nocookie.com/embed/"]){max-width:100%;height:auto;aspect-ratio:16/9}
.post-body h2{font-family:var(--font-brand);font-weight:800;letter-spacing:-0.02em;font-size:clamp(1.45rem,1.2rem + 1vw,1.8rem);color:var(--navy-700);margin:38px 0 16px}
.post-body h2::before{content:"";display:block;width:30px;height:3px;background:var(--gradient-brand);border-radius:2px;margin-bottom:14px}
.post-quote{border-left:none;margin:34px 0;padding:0}
.post-quote p{font-family:var(--font-brand);font-weight:800;letter-spacing:-0.02em;font-size:clamp(1.25rem,1.1rem + .8vw,1.55rem);line-height:1.35;color:var(--navy-700);margin:0}
.post-quote p::before{content:"";display:block;width:34px;height:3px;background:var(--gradient-brand);border-radius:2px;margin-bottom:14px}
.post-quote cite{display:block;font-style:normal;font-size:14px;color:var(--text-muted);margin-top:12px}

/* caja de autor */
.author-card{display:flex;flex-direction:column;gap:18px;border-top:2px solid transparent;position:relative;padding-top:24px;margin:52px auto 0;max-width:720px}
.author-card::before{content:"";position:absolute;top:-2px;left:0;width:64px;height:2px;background:var(--gradient-brand)}
.author-card__label{font-family:var(--font-brand);font-weight:700;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--navy-500)}
.author-card__head{display:flex;align-items:center;gap:16px}
.author-card h3{font-family:var(--font-brand);font-weight:800;font-size:1.3rem;letter-spacing:-0.02em;color:var(--navy-700);margin:0}
.author-card__role{font-size:14px;color:var(--text-muted);margin:4px 0 0}
.author-card__bio{font-size:15.5px;line-height:1.68;color:var(--text-body);margin:0;max-width:60ch}
.author-card__links{display:flex;gap:16px}
.author-card__links a{font-size:14.5px;font-weight:700;color:var(--navy-700);text-decoration:none;border-bottom:1.5px solid var(--sky-400)}
.author-card__links a:hover{color:var(--grad-1);border-color:var(--grad-1)}

/* Newsletter del artículo: el contraste no depende del tema elegido en el CRM. */
.post-nl{position:relative;background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:16px;padding:30px 24px;margin:52px auto 0;max-width:720px;overflow:hidden}
.post-nl::before{content:"";position:absolute;left:0;top:0;right:0;height:4px;background:var(--gradient-brand)}
.post-nl h3{color:var(--text-strong);font-family:var(--font-brand);font-weight:800;letter-spacing:-0.02em;font-size:1.35rem;margin:0 0 6px}
.post-nl p{color:var(--text-body);font-size:15px;line-height:1.6;margin:0 0 18px;max-width:50ch}
.post-nl .nl-form input{background:var(--surface-card);color:var(--text-body);border:1.5px solid var(--border-strong)}
.post-nl .nl-form input::placeholder{color:var(--text-muted)}
.post-nl .nl-form input:focus{outline:3px solid var(--cyan-600);outline-offset:2px}
.post-nl .nl-form__hint{color:var(--text-muted)}

/* relacionados */
.post-related{max-width:980px;margin:0 auto}

/* ---------- Responsive ---------- */
@media (min-width:600px){
  .nl-form{flex-direction:row;flex-wrap:wrap;align-items:stretch}
  .nl-form input{flex:1;min-width:240px;width:auto}
  .nl-form__hint{width:100%}
  .author-card{flex-direction:row;gap:24px}
  .author-card__head{flex:none;flex-direction:column;align-items:flex-start;width:150px}
  .post-nl{padding:36px 34px}
}
@media (min-width:768px){
  .blog-hero__inner{padding-top:132px;padding-bottom:64px}
  .blog-item{grid-template-columns:150px minmax(0,1fr) 220px;gap:28px;align-items:start}
  .blog-item__meta{flex-direction:column;gap:6px;padding-top:4px}
  .post-hero__inner{padding-top:128px}
}
@media (min-width:900px){
  .blog-feat{grid-template-columns:1fr 1fr;gap:48px}
  .nl-band__inner{grid-template-columns:minmax(0,1fr) minmax(0,520px);align-items:center;gap:48px}
}
@media (max-width:767px){
  .blog-item__thumb{order:-1}
}