:root{
  --bg:#05060f; --bg2:#0a0b1a; --card:#0e1024; --card2:#12142e;
  --line:rgba(255,255,255,.08); --line2:rgba(255,255,255,.14);
  --txt:#eef0fb; --mut:#a9adc9; --mut2:#7b7fa3;
  --pri:#0065fa; --pri2:#3d8bff; --pri-d:#0052d6;
  --ok:#34d399; --grad:linear-gradient(100deg,#3d8bff,#0065fa 55%,#5ea2ff);
  --r:18px; --rs:12px; --wrap:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--txt);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:var(--pri2);text-decoration:underline;text-underline-offset:3px}
a:hover{color:#5ea2ff}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* header (reutiliza el del sitio) */
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(5,6,15,.82);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;gap:1.5rem;height:72px}
.brand{display:flex;align-items:center;gap:.6rem}
.brand-iso{height:40px;width:40px}
.brand-wm{height:26px;width:auto}
.main-nav{display:flex;gap:1.6rem;margin-left:auto;font-size:.95rem}
.main-nav a{color:var(--mut);text-decoration:none}
.main-nav a:hover{color:var(--txt)}
.btn{display:inline-flex;align-items:center;gap:.5rem;font-weight:600;font-size:1rem;padding:.7rem 1.3rem;border-radius:12px;border:1px solid transparent;cursor:pointer;text-decoration:none;transition:.2s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,#0a6fff,#2598ff);color:#fff;box-shadow:0 10px 30px rgba(18,117,255,.3)}
.btn-primary:hover{color:#fff;transform:translateY(-2px)}
.btn-sm{padding:.55rem 1rem;font-size:.9rem}
.btn-lg{padding:.95rem 1.7rem;font-size:1.05rem}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;margin-left:auto}
.nav-toggle span{width:24px;height:2px;background:var(--txt);border-radius:2px}

/* article */
.article{max-width:820px;margin:0 auto;padding:120px 24px 60px}
.breadcrumb{font-size:.85rem;color:var(--mut2);margin-bottom:1.5rem}
.breadcrumb a{color:var(--mut2)}
.breadcrumb a:hover{color:var(--pri2)}
.article-meta{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;color:var(--mut2);font-size:.88rem;margin:1.2rem 0 2rem;padding-bottom:1.5rem;border-bottom:1px solid var(--line)}
.article h1{font-size:clamp(2rem,5vw,2.9rem);font-weight:900;line-height:1.1;letter-spacing:-.02em;margin-bottom:.5rem}
.article h2{font-size:clamp(1.4rem,3.5vw,1.9rem);font-weight:800;margin:2.6rem 0 1rem;letter-spacing:-.01em;line-height:1.2}
.article h3{font-size:1.2rem;font-weight:700;margin:1.8rem 0 .7rem}
.article p{color:var(--mut);margin-bottom:1.1rem}
.article strong{color:var(--txt)}
.article ul,.article ol{color:var(--mut);margin:0 0 1.2rem 1.4rem}
.article li{margin-bottom:.5rem}
.lead-answer{background:linear-gradient(180deg,rgba(0,101,250,.10),var(--card));border:1px solid rgba(0,101,250,.3);border-radius:16px;padding:24px 26px;margin:1.5rem 0 2rem}
.lead-answer p:last-child{margin-bottom:0}
.article table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:.9rem;display:block;overflow-x:auto}
.article th,.article td{padding:.7rem .9rem;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
.article thead th{background:rgba(255,255,255,.03);font-weight:700;color:var(--txt)}
.article tbody td:first-child,.article tbody th:first-child{color:var(--txt);font-weight:600}
.article-cta{background:linear-gradient(180deg,var(--card2),var(--card));border:1px solid var(--line);border-radius:20px;padding:32px;text-align:center;margin:2.5rem 0}
.article-cta h3{margin-top:0}
.faq-block{margin-top:2.5rem}
.faq-block details{border:1px solid var(--line);border-radius:14px;padding:0;margin-bottom:.7rem;background:linear-gradient(180deg,var(--card2),var(--card))}
.faq-block summary{padding:1.1rem 1.3rem;cursor:pointer;font-weight:600;color:var(--txt);list-style:none;position:relative}
.faq-block summary::-webkit-details-marker{display:none}
.faq-block summary::after{content:"+";position:absolute;right:1.3rem;color:var(--pri2);font-size:1.3rem}
.faq-block details[open] summary::after{content:"−"}
.faq-block details p{padding:0 1.3rem 1.2rem;margin:0;color:var(--mut)}

/* blog index */
.blog-hero{padding:130px 24px 40px;text-align:center;max-width:760px;margin:0 auto}
.blog-hero h1{font-size:clamp(2.2rem,5vw,3.2rem);font-weight:900;letter-spacing:-.02em}
.blog-hero p{color:var(--mut);margin-top:1rem;font-size:1.1rem}
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px;max-width:1080px;margin:2rem auto 0;padding:0 24px 60px}
.post-card{display:block;background:linear-gradient(180deg,var(--card2),var(--card));border:1px solid var(--line);border-radius:18px;overflow:hidden;text-decoration:none;transition:transform .25s ease,border-color .25s ease}
.post-card:hover{transform:translateY(-4px);border-color:rgba(0,101,250,.4)}
.post-card-img{width:100%;height:auto;display:block;aspect-ratio:16/9;object-fit:cover}
.post-card-body{padding:24px 26px 28px}
.post-card .tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--pri2);background:rgba(0,101,250,.12);border:1px solid rgba(0,101,250,.28);padding:.25rem .6rem;border-radius:999px;margin-bottom:1rem}
.post-card h2{color:var(--txt);font-size:1.25rem;font-weight:800;line-height:1.25;margin-bottom:.6rem}
.post-card p{color:var(--mut);font-size:.92rem}

/* footer */
.site-footer{background:#04050c;border-top:1px solid var(--line);padding:44px 0 28px;margin-top:3rem}
.footer-legal{text-align:center;color:var(--mut2);font-size:.82rem;padding-top:1.5rem}
.footer-legal a{color:var(--mut2)}

@media(max-width:760px){
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .main-nav.open{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;background:rgba(5,10,20,.98);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);padding:1.2rem 24px;gap:1.2rem}
  .main-nav.open a{color:#c9d2e3}
}
/* imagen destacada del post */
.article-hero{width:100%;height:auto;border-radius:18px;margin:0 0 2rem;border:1px solid var(--line)}
.article-kicker{font-size:.82rem;color:var(--pri2);font-weight:600;margin-bottom:1rem;letter-spacing:.02em}

/* imagen destacada tipo creativo social (vertical), contenida y centrada */
.article-hero--post{max-width:560px;display:block;margin:0 auto 2rem}