/* blog.marioautomatiza.com — estilos del blog
   Coherente con /brand/tokens.css. Carga tokens.css antes que este archivo.
   Fallbacks locales por si tokens.css no resuelve (desarrollo en blog/ aislado). */
:root{
  --bg:#080808;
  --bg-2:#0e0e0e;
  --amber:#F0A500;
  --amber-soft:#ffce5a;
  --txt:#ffffff;
  --muted:rgba(255,255,255,.56);
  --faint:rgba(255,255,255,.34);
  --card:rgba(255,255,255,.04);
  --line:rgba(255,255,255,.10);
  --radius:16px;
  --radius-lg:22px;
  --maxw:1080px;
  --font:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --shadow-amber:0 12px 40px rgba(240,165,0,.30);
  --readw:720px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);background:var(--bg);color:var(--txt);
  -webkit-font-smoothing:antialiased;line-height:1.5;
}
a{color:inherit;text-decoration:none}
.amber{color:var(--amber)}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* Botones */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 22px;border-radius:var(--radius);
  font-weight:600;font-size:15px;border:1px solid var(--line);background:var(--card);color:var(--txt);
  cursor:pointer;transition:transform .15s,border-color .15s,background .15s}
.btn:hover{transform:translateY(-2px);border-color:rgba(240,165,0,.55);background:rgba(240,165,0,.07)}
.btn-primary{background:linear-gradient(145deg,var(--amber-soft),var(--amber));color:#080808;border:none}
.btn-primary:hover{filter:brightness(1.05)}

/* Tarjetas */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px}

/* Marca */
.brand-logo{width:40px;height:40px;border-radius:11px;background:linear-gradient(145deg,var(--amber-soft),var(--amber));
  display:grid;place-items:center;font-weight:800;color:#080808;font-size:22px}

/* Fondo con halos ámbar */
.bg-aura{background-image:
  radial-gradient(ellipse 80% 50% at 50% -8%, rgba(240,165,0,.14), transparent 60%),
  radial-gradient(ellipse 60% 40% at 50% 108%, rgba(240,165,0,.06), transparent 60%);}

/* ===== Cabecera ===== */
.site-header{position:sticky;top:0;z-index:20;backdrop-filter:blur(14px);
  background:rgba(8,8,8,.72);border-bottom:1px solid var(--line)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;letter-spacing:-.01em}
.brand small{display:block;font-weight:500;font-size:12px;color:var(--muted);letter-spacing:0}
.nav{display:flex;align-items:center;gap:24px;font-size:15px;color:var(--muted)}
.nav a:hover{color:var(--txt)}
.nav .btn{padding:10px 18px}
@media(max-width:680px){.nav a:not(.btn){display:none}}

/* ===== Hero del índice ===== */
.hero{padding:72px 0 48px;text-align:center}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--amber);border:1px solid rgba(240,165,0,.3);border-radius:999px;padding:6px 14px;margin-bottom:22px}
.hero h1{font-size:clamp(34px,6vw,54px);line-height:1.05;letter-spacing:-.03em;font-weight:800;max-width:14ch;margin:0 auto 18px}
.hero p{color:var(--muted);font-size:18px;max-width:54ch;margin:0 auto}

/* ===== Grid de artículos ===== */
.posts{padding:24px 0 80px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:22px}
.post-card{display:flex;flex-direction:column;gap:14px;text-decoration:none;
  transition:transform .15s,border-color .15s,background .15s}
.post-card:hover{transform:translateY(-3px);border-color:rgba(240,165,0,.45);background:rgba(240,165,0,.05)}
.tag{align-self:flex-start;font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;
  color:var(--amber);background:rgba(240,165,0,.1);border:1px solid rgba(240,165,0,.22);
  border-radius:999px;padding:5px 12px}
.post-card h2{font-size:21px;line-height:1.25;letter-spacing:-.01em;font-weight:700}
.post-card p{color:var(--muted);font-size:15px}
.post-meta{margin-top:auto;color:var(--faint);font-size:13px;display:flex;gap:10px;align-items:center}
.post-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--faint)}

/* ===== Artículo ===== */
.article{padding:56px 0 40px}
.article .wrap{max-width:var(--readw);margin:0 auto}
.crumb{font-size:14px;color:var(--muted);margin-bottom:26px;display:inline-flex;align-items:center;gap:8px}
.crumb:hover{color:var(--amber)}
.article-head .tag{margin-bottom:18px}
.article h1{font-size:clamp(28px,5vw,42px);line-height:1.1;letter-spacing:-.025em;font-weight:800;margin-bottom:18px}
.article .lead{font-size:19px;color:var(--muted);margin-bottom:14px}
.byline{font-size:13px;color:var(--faint);border-bottom:1px solid var(--line);padding-bottom:26px;margin-bottom:34px;
  display:flex;gap:10px;align-items:center}
.byline .dot{width:3px;height:3px;border-radius:50%;background:var(--faint)}
.prose{font-size:17px;line-height:1.75;color:rgba(255,255,255,.86)}
.prose h2{font-size:25px;letter-spacing:-.01em;font-weight:700;color:var(--txt);margin:40px 0 14px}
.prose h3{font-size:19px;font-weight:700;color:var(--txt);margin:28px 0 10px}
.prose p{margin:0 0 18px}
.prose ul,.prose ol{margin:0 0 20px;padding-left:22px}
.prose li{margin-bottom:9px}
.prose strong{color:var(--txt);font-weight:700}
.prose a{color:var(--amber);text-decoration:underline;text-underline-offset:3px}
.prose blockquote{border-left:3px solid var(--amber);padding:6px 0 6px 20px;margin:24px 0;
  color:var(--txt);font-size:18px;font-style:italic}

/* Caja CTA de cierre */
.cta-box{margin:44px auto 0;max-width:var(--readw);text-align:center;
  background:linear-gradient(145deg,rgba(240,165,0,.10),rgba(240,165,0,.03));
  border:1px solid rgba(240,165,0,.3);border-radius:var(--radius-lg);padding:38px 28px}
.cta-box h2{font-size:26px;letter-spacing:-.01em;font-weight:800;margin-bottom:10px}
.cta-box p{color:var(--muted);margin-bottom:22px;max-width:46ch;margin-left:auto;margin-right:auto}
.cta-box .btn{margin:6px}

/* ===== Pie ===== */
.site-footer{border-top:1px solid var(--line);padding:48px 0 56px;margin-top:20px}
.site-footer .container{display:flex;flex-wrap:wrap;gap:26px;justify-content:space-between;align-items:center}
.footer-cta{display:flex;flex-wrap:wrap;gap:12px}
.footer-note{color:var(--faint);font-size:13px;max-width:42ch}
.footer-note a{color:var(--muted)}
.footer-note a:hover{color:var(--amber)}