/* ════════════════════════════════════════════════════════════════
   bySophia AI — Blog stylesheet (v3 — alineado al sitio principal)
   Brand: SOLO paleta naranja. Cero azul, ni siquiera tintes azulados.
   Inspirado en el nivel de detalle del index.html principal:
   glow blobs animados, capas, drop-shadows naranja, transiciones
   cubic-bezier, hovers con micro-interacciones.
   ════════════════════════════════════════════════════════════════ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

/* ──────────────────────────────────────────────────────────
   PALETA — solo naranjas + grises NEUTROS WARM (sin azul)
   ────────────────────────────────────────────────────────── */
:root{
  --bg:        #060606;            /* negro casi puro */
  --bg-elev:   #0e0e0e;            /* gris warm neutro */
  --card:      #141414;            /* gris warm neutro (no azulado) */
  --card2:     #1c1c1c;
  --border:    rgba(255,255,255,0.07);
  --border-strong: rgba(255,255,255,0.14);
  --orange:    #FF6B2B;
  --orange2:   #FFAA6B;
  --orange3:   #FF3D00;
  --orange-dim:   rgba(255,107,43,0.08);
  --orange-dim-2: rgba(255,107,43,0.04);
  --glow:      rgba(255,107,43,0.55);
  --glow-sm:   rgba(255,107,43,0.28);
  --glow-xs:   rgba(255,107,43,0.12);
  --white:     #ffffff;
  --text:      rgba(255,255,255,0.92);
  --muted:     rgba(255,255,255,0.70);
  --dim:       rgba(255,255,255,0.45);
  --r:         20px;
  --r-sm:      12px;
  --r-lg:      28px;
  --nav-bg:    rgba(6,6,6,.85);
  --shadow-sm: 0 1px 2px rgba(0,0,0,.32), 0 8px 24px rgba(0,0,0,.22);
  --shadow-md: 0 2px 6px rgba(0,0,0,.32), 0 18px 50px rgba(0,0,0,.32);
  --shadow-lg: 0 4px 14px rgba(0,0,0,.38), 0 28px 70px rgba(0,0,0,.45), 0 0 48px rgba(255,107,43,.12);
}

[data-theme="light"]{
  --bg:        #fcfcfb;            /* blanco limpio neutro (Opción B, 2026-05-31) */
  --bg-elev:   #ffffff;
  --card:      #ffffff;
  --card2:     #f4f4f3;
  --border:    rgba(0,0,0,0.08);
  --border-strong: rgba(0,0,0,0.14);
  --orange-dim:   rgba(255,107,43,0.07);
  --orange-dim-2: rgba(255,107,43,0.03);
  --glow:      rgba(255,107,43,0.32);
  --glow-sm:   rgba(255,107,43,0.16);
  --glow-xs:   rgba(255,107,43,0.07);
  --white:     #0a0a0a;
  --text:      rgba(0,0,0,0.85);
  --muted:     rgba(0,0,0,0.65);
  --dim:       rgba(0,0,0,0.55);  /* subido de .42 → AA 4.5:1 (meta/fechas/breadcrumb) */
  --nav-bg:    rgba(252,252,251,.92);
  --shadow-sm: 0 1px 3px rgba(20,15,10,.05), 0 6px 20px rgba(20,15,10,.06);
  --shadow-md: 0 2px 6px rgba(20,15,10,.07), 0 14px 36px rgba(20,15,10,.10);
  --shadow-lg: 0 3px 10px rgba(20,15,10,.08), 0 22px 56px rgba(20,15,10,.14), 0 0 32px rgba(255,107,43,.06);
}

/* ──────────────────────────────────────────────────────────
   i18n: hide content blocks whose lang doesnt match data-lang
   Aplica a artículos largos que tienen doble <article lang="es"/"en">
   ────────────────────────────────────────────────────────── */
html[data-lang="es"] [lang="en"]{display:none!important}
html[data-lang="en"] [lang="es"]{display:none!important}

html{scroll-behavior:smooth;overflow-x:clip;max-width:100vw}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  font-feature-settings:'ss01','cv01','cv02','cv11';
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  line-height:1.65;
  overflow-x:clip;max-width:100vw;min-height:100vh;
}
h1,h2,h3,h4,p,li,a,span,td,th{overflow-wrap:break-word}

/* ──────────────────────────────────────────────────────────
   FONDO — noise warm + grid sutil + glow blobs animados naranja
   (idéntico patrón al sitio principal)
   ────────────────────────────────────────────────────────── */
body::before{
  content:'';position:fixed;inset:0;z-index:0;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity:.028;pointer-events:none;
}
body::after{
  content:'';position:fixed;inset:0;z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);
  background-size:88px 88px;pointer-events:none;
  mask-image:radial-gradient(ellipse 85% 85% at 50% 45%,black 35%,transparent 100%);
}
[data-theme="light"] body::after{
  background-image:
    linear-gradient(rgba(0,0,0,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,0,0,.035) 1px,transparent 1px);
}

/* Glow blobs naranjas animados (mismo lenguaje que el hero principal) */
.glow-blob{position:fixed;border-radius:50%;pointer-events:none;z-index:0;filter:blur(0)}
.glow-blob.g1{
  width:820px;height:820px;top:-260px;right:-240px;
  background:radial-gradient(circle,rgba(255,107,43,0.14) 0%,rgba(255,61,0,0.04) 40%,transparent 70%);
  animation:gb 9s ease-in-out infinite;
}
.glow-blob.g2{
  width:520px;height:520px;bottom:-220px;left:-180px;
  background:radial-gradient(circle,rgba(255,170,107,0.10),transparent 65%);
  animation:gb 11s ease-in-out infinite 2s reverse;
}
@keyframes gb{
  0%,100%{transform:scale(1) translate(0,0)}
  50%{transform:scale(1.08) translate(20px,-10px)}
}

/* ════════════════════════════════════════════════════════════════
   NAV — mismo lenguaje visual del sitio principal
   ════════════════════════════════════════════════════════════════ */
/* Nav copiado EXACTO del landing principal (líneas 204-213 de index.html).
   Diferencia única: position:sticky en lugar de fixed (porque el blog tiene
   <main> que viene después del nav, mientras el landing tiene hero overlay). */
nav.site-nav{
  position:sticky;top:0;z-index:200;
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 6%;
  background:var(--nav-bg);
  backdrop-filter:blur(28px);
  -webkit-backdrop-filter:blur(28px);
  border-bottom:1px solid var(--border);
  gap:12px;
}
/* .row wrapper queda como no-op (sin estilos) para no romper el HTML existente */
nav.site-nav .row{
  display:contents;
}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--white);transition:filter .3s}
.logo:hover{filter:drop-shadow(0 0 14px var(--glow-sm))}
/* Logo mark — versión compacta (Johan 2026-05-28, aplicada en ambos sitios). */
.logo-mark{
  width:32px;height:32px;flex-shrink:0;border-radius:8px;
  background:linear-gradient(135deg,#FF6B2B 0%,#FBBF24 50%,#FF3D00 100%);
  padding:4px;
  box-shadow:0 4px 14px rgba(255,107,43,0.35);
  display:grid;place-items:center;
  transition:transform .3s,box-shadow .3s;
}
.logo:hover .logo-mark{transform:scale(1.04);box-shadow:0 6px 18px rgba(255,107,43,0.5)}
.logo-mark svg{width:100%;height:100%;display:block}
/* Isotipo animado — "waveform vivo" copiado EXACTO del landing (geometría
   idéntica, solo animación; NO cambia posiciones/colores/wordmark). */
.logo-mark .wbar{transform-origin:center;transform-box:fill-box;animation:lwave 1.7s cubic-bezier(0.23,1,0.32,1) infinite}
.logo-mark .wbar:nth-child(1){animation-delay:0s}
.logo-mark .wbar:nth-child(2){animation-delay:.12s}
.logo-mark .wbar:nth-child(3){animation-delay:.24s}
.logo-mark .wbar:nth-child(4){animation-delay:.36s}
.logo-mark .wbar:nth-child(5){animation-delay:.24s}
.logo-mark .wbar:nth-child(6){animation-delay:.12s}
.logo-mark .wbar:nth-child(7){animation-delay:0s}
@keyframes lwave{0%,100%{transform:scaleY(.62)}50%{transform:scaleY(1)}}
@media(prefers-reduced-motion:reduce){.logo-mark .wbar{animation:none}}
/* Logo text — COPIADO EXACTO del landing principal (línea 1137-1148 de index.html).
   NO MODIFICAR fuera de los nowrap rules que previenen wrap a 2 líneas en mobile. */
.logo-text-wrap{display:flex;flex-direction:column;gap:0;line-height:1.1;white-space:nowrap !important}
.logo-text{
  font-size:18px;font-weight:800;letter-spacing:-0.3px;
  color:var(--white);line-height:1;
  transition:color .3s;
  white-space:nowrap !important;
  overflow-wrap:normal !important;
  word-break:keep-all !important;
}
.logo-ai{color:var(--orange);text-shadow:0 0 16px rgba(255,107,43,.5)}
.logo-sub{
  font-size:9px;letter-spacing:0.3px;font-weight:500;
  color:var(--muted);margin-top:2px;
  white-space:nowrap;
}
[data-theme="light"] .logo-text{color:#111}
[data-theme="light"] .logo-sub{color:rgba(0,0,0,0.4)}

.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{
  color:var(--muted);text-decoration:none;font-size:14px;font-weight:500;
  transition:color .2s;white-space:nowrap;position:relative;padding:8px 0;
}
.nav-links a::after{
  content:'';position:absolute;bottom:0;left:0;right:0;height:1px;
  background:var(--orange);transform:scaleX(0);transform-origin:center;
  transition:transform .25s ease;
}
.nav-links a:hover{color:var(--white)}
[data-theme="light"] .nav-links a:hover{color:#0a0a0a}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--orange)}

.nav-actions{display:flex;gap:10px;align-items:center}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  background:transparent;border:1px solid var(--border-strong);
  color:var(--white);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:border-color .2s,background .2s,color .2s,transform .15s;
}
.icon-btn:hover{
  border-color:rgba(255,107,43,.5);background:var(--orange-dim);color:var(--orange);
  transform:translateY(-1px);
}
.icon-btn svg{width:16px;height:16px}
.theme-btn .t-sun{display:none}
.theme-btn .t-moon{display:block}
[data-theme="light"] .theme-btn .t-sun{display:block;color:var(--orange)}
[data-theme="light"] .theme-btn .t-moon{display:none}
[data-theme="light"] .icon-btn{color:var(--white)}

.lang-btn{
  height:38px;padding:0 14px;border-radius:100px;
  background:transparent;border:1px solid var(--border-strong);
  color:var(--white);cursor:pointer;
  font-family:inherit;font-size:12px;font-weight:600;letter-spacing:0.5px;
  display:flex;align-items:center;gap:6px;
  transition:border-color .2s,background .2s;
}
.lang-btn:hover{border-color:rgba(255,107,43,.5);background:var(--orange-dim)}
.lang-btn span{color:var(--dim);transition:color .2s}
.lang-btn span.active{color:var(--orange)}
.lang-sep{color:var(--dim);font-weight:300}

.btn-call{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 20px;border-radius:50px;
  background:var(--orange);color:#fff;
  text-decoration:none;font-weight:700;font-size:13px;letter-spacing:0.2px;
  box-shadow:0 4px 24px var(--glow-sm),0 0 0 1px rgba(255,107,43,.2);
  transition:transform .2s,box-shadow .3s;white-space:nowrap;
  position:relative;overflow:hidden;
}
.btn-call::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,.20),transparent);
  opacity:0;transition:opacity .3s;
}
.btn-call:hover{transform:translateY(-2px);box-shadow:0 10px 38px var(--glow),0 0 0 1px rgba(255,107,43,.4)}
.btn-call:hover::before{opacity:1}
.btn-call svg{width:14px;height:14px;position:relative;z-index:1}
.btn-call span{position:relative;z-index:1}

.hamburger{
  display:none;width:38px;height:38px;border-radius:50%;
  background:transparent;border:1px solid var(--border-strong);
  cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.hamburger span{width:16px;height:2px;background:var(--white);border-radius:2px;transition:all .3s}
[data-theme="light"] .hamburger span{background:#0a0a0a}

@media (max-width: 980px){
  .nav-links{
    display:none;position:fixed;top:67px;left:0;right:0;
    flex-direction:column;gap:0;padding:20px 28px;
    background:var(--nav-bg);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--border);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:14px 0;border-bottom:1px solid var(--border);font-size:16px}
  .nav-links a:last-child{border-bottom:none}
  .nav-links a::after{display:none}
  .hamburger{display:flex}
  /* lang-btn STAYS visible on mobile — toggle EN/ES is essential */
  .lang-btn{padding:0 10px;height:34px;font-size:11px;gap:4px}
  .btn-call span{display:none}
  .btn-call{padding:10px 14px}
  /* logo-sub se mantiene visible — es parte del branding del landing */
}
@media (max-width: 480px){
  /* Tamaños del logo idénticos al landing (versión compacta 2026-05-28) */
  .logo-text{font-size:16px}
  .logo-sub{font-size:8px}
  .lang-btn{padding:0 8px;height:32px;font-size:10px}
  .lang-btn .lang-sep{display:none}
  .nav-actions{gap:6px}
  .icon-btn{width:34px;height:34px}
  .icon-btn svg{width:14px;height:14px}
  .btn-call{padding:9px 12px}
  .hamburger{width:34px;height:34px}
}

/* ════════════════════════════════════════════════════════════════
   READING PROGRESS
   ════════════════════════════════════════════════════════════════ */
.read-progress{
  position:fixed;top:0;left:0;height:3px;width:0%;
  background:linear-gradient(90deg,var(--orange),var(--orange2),var(--orange));
  background-size:200% 100%;
  z-index:200;box-shadow:0 0 16px var(--glow-sm);
  transition:width .15s linear;
  animation:shimmer 3s linear infinite;
}
@keyframes shimmer{0%{background-position:0% 50%}100%{background-position:200% 50%}}

/* ════════════════════════════════════════════════════════════════
   LAYOUT
   ════════════════════════════════════════════════════════════════ */
.layout{
  position:relative;z-index:1;
  max-width:1200px;margin:0 auto;padding:72px 28px 96px;
}
.layout.narrow{max-width:820px}

/* ════════════════════════════════════════════════════════════════
   BREADCRUMB
   ════════════════════════════════════════════════════════════════ */
.crumb{font-size:13px;color:var(--dim);margin-bottom:32px;display:inline-flex;align-items:center;gap:6px}
.crumb a{
  color:var(--muted);text-decoration:none;
  display:inline-flex;align-items:center;gap:6px;font-weight:500;
  padding:7px 14px 7px 10px;border-radius:100px;
  background:var(--card);border:1px solid var(--border);
  transition:all .2s;
}
.crumb a:hover{
  color:var(--orange);border-color:rgba(255,107,43,.4);
  background:var(--orange-dim);transform:translateY(-1px);
  box-shadow:0 6px 18px var(--glow-xs);
}

/* ════════════════════════════════════════════════════════════════
   HERO BLOCK
   ════════════════════════════════════════════════════════════════ */
.hero-block{margin-bottom:64px;position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;background:var(--orange-dim);
  border:1px solid rgba(255,107,43,0.22);
  border-radius:100px;
  color:var(--orange2);font-size:11px;font-weight:700;
  letter-spacing:0.7px;text-transform:uppercase;
  margin-bottom:24px;
}
[data-theme="light"] .eyebrow{color:var(--orange3)}
.eyebrow .pulse{
  width:7px;height:7px;border-radius:50%;background:var(--orange);
  box-shadow:0 0 10px var(--glow);
  animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.55;transform:scale(.78)}
}

.h-display{
  font-size:clamp(38px,5.8vw,60px);
  font-weight:800;letter-spacing:-2px;line-height:1.04;
  margin-bottom:20px;color:var(--white);
}
/* Sólido (no gradient text). Naranja sobre bg oscuro = alto contraste;
   en claro usamos --orange3 (más oscuro) para pasar AA de texto grande. */
.h-display .accent{color:var(--orange)}
[data-theme="light"] .h-display{color:#0a0a0a}
[data-theme="light"] .h-display .accent{color:var(--orange3)}

.hero-sub{
  color:var(--muted);font-size:19px;line-height:1.6;
  max-width:700px;font-weight:400;
}

.meta-row{
  display:flex;flex-wrap:wrap;gap:18px;align-items:center;
  color:var(--dim);font-size:13px;
  margin-top:32px;padding-top:22px;border-top:1px solid var(--border);
}
.meta-row .dot{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.55}
.meta-row .author{color:var(--text);font-weight:600}
.meta-row .share{margin-left:auto;display:flex;gap:8px}
.meta-row .share a{
  width:36px;height:36px;border-radius:50%;
  background:var(--card);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  color:var(--muted);text-decoration:none;transition:all .2s;
}
.meta-row .share a:hover{
  border-color:rgba(255,107,43,.45);color:var(--orange);
  background:var(--orange-dim);transform:translateY(-2px);
  box-shadow:0 6px 16px var(--glow-xs);
}
.meta-row .share svg{width:14px;height:14px}

/* ════════════════════════════════════════════════════════════════
   INDEX CARDS — diseño orgánico + glow naranja (no flat color block)
   ════════════════════════════════════════════════════════════════ */
.cards-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:24px;
}

a.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--r);
  padding:0;overflow:hidden;
  text-decoration:none;color:inherit;
  display:flex;flex-direction:column;
  transition:transform .35s cubic-bezier(.4,0,.2,1),border-color .3s,box-shadow .4s;
  box-shadow:var(--shadow-sm);
  position:relative;
}
/* Orange glow halo BEHIND the card on hover — matches landing page pb-card pattern */
a.card::before{
  content:'';position:absolute;inset:-2px;border-radius:inherit;pointer-events:none;
  background:radial-gradient(ellipse 70% 80% at 50% 100%,rgba(255,107,43,0.55),transparent 70%);
  opacity:0;transition:opacity .45s cubic-bezier(.4,0,.2,1);
  z-index:-1;filter:blur(20px);
}
a.card::after{
  content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(180deg,transparent,transparent 60%,var(--orange-dim-2) 100%);
  opacity:0;transition:opacity .35s;
}
a.card:hover{
  transform:translateY(-6px);
  border-color:rgba(255,107,43,0.42);
  box-shadow:
    0 2px 4px rgba(0,0,0,.4),
    0 28px 70px rgba(0,0,0,.5),
    0 0 60px rgba(255,107,43,0.25),
    0 0 0 1px rgba(255,107,43,0.22);
}
a.card:hover::before{opacity:1}
a.card:hover::after{opacity:1}
[data-theme="light"] a.card:hover{
  box-shadow:
    0 2px 6px rgba(20,15,10,.08),
    0 20px 50px rgba(20,15,10,.14),
    0 0 50px rgba(255,107,43,0.18),
    0 0 0 1px rgba(255,107,43,0.18);
}

/* Cover — orgánico, no flat. Capas de glow naranja + grid sutil + art SVG */
/* Opción A — Editorial (calma): superficie + glow sutil + ícono naranja.
   El ícono único de cada artículo es el protagonista; naranja como acento. */
a.card .card-cover{
  height:180px;position:relative;overflow:hidden;
  background:
    radial-gradient(ellipse 80% 70% at 85% 15%,rgba(255,107,43,0.16),transparent 60%),
    var(--card2);
  border-bottom:1px solid var(--border);
  display:flex;align-items:flex-end;padding:18px;
}
/* línea de acento naranja arriba */
a.card .card-cover::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;z-index:2;
  background:linear-gradient(90deg,var(--orange),var(--orange2),transparent);
  pointer-events:none;
}
/* grid sutil de fondo */
a.card .card-cover::after{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,0.03) 1px,transparent 1px);
  background-size:24px 24px;
  mask-image:radial-gradient(ellipse 90% 90% at 70% 30%,black 20%,transparent 90%);
  pointer-events:none;
}
[data-theme="light"] a.card .card-cover::after{
  background-image:
    linear-gradient(rgba(0,0,0,0.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,0,0,0.04) 1px,transparent 1px);
}
a.card .card-cover-art{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:92px;height:92px;color:var(--orange);
  filter:drop-shadow(0 4px 14px rgba(255,107,43,0.35));
  z-index:1;transition:transform .5s cubic-bezier(.4,0,.2,1);
}
a.card:hover .card-cover-art{transform:translate(-50%,-50%) scale(1.06) rotate(-3deg)}
a.card .card-cover-art svg{width:100%;height:100%}
a.card .card-tag{
  position:relative;z-index:2;
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 12px 5px 10px;
  background:var(--orange-dim);
  color:var(--orange2);font-size:10px;font-weight:700;letter-spacing:0.7px;text-transform:uppercase;
  border-radius:100px;border:1px solid rgba(255,107,43,0.25);
}
[data-theme="light"] a.card .card-tag{color:var(--orange3)}
a.card .card-tag::before{
  content:'';width:5px;height:5px;border-radius:50%;background:currentColor;
}
a.card .card-body{padding:26px 26px 22px;flex:1;display:flex;flex-direction:column;position:relative;z-index:1}
a.card h2{
  font-size:21px;font-weight:700;line-height:1.3;letter-spacing:-0.5px;
  color:var(--white);margin-bottom:12px;
}
[data-theme="light"] a.card h2{color:#0a0a0a}
a.card p{color:var(--muted);font-size:14.5px;line-height:1.6;margin-bottom:20px;flex:1}
.card-meta{
  display:flex;justify-content:space-between;align-items:center;
  font-size:12px;color:var(--dim);
  padding-top:16px;border-top:1px solid var(--border);
}
.card-meta .read-more{
  color:var(--orange2);font-weight:600;display:inline-flex;align-items:center;gap:6px;
  transition:gap .25s,color .2s;
}
a.card:hover .card-meta .read-more{gap:10px;color:var(--orange)}

/* ════════════════════════════════════════════════════════════════
   ARTICLE BODY — typography premium
   ════════════════════════════════════════════════════════════════ */
article.post{font-size:17px;color:var(--text);line-height:1.78}
article.post p{margin-bottom:20px}
article.post p:first-of-type{font-size:19px;line-height:1.65;color:var(--text)}
article.post h2{
  font-size:30px;font-weight:700;letter-spacing:-0.8px;line-height:1.2;
  color:var(--white);
  margin:56px 0 18px;
  scroll-margin-top:100px;
  position:relative;padding-left:20px;
}
article.post h2::before{
  content:'';position:absolute;left:0;top:8px;bottom:8px;width:4px;
  background:linear-gradient(180deg,var(--orange),var(--orange2));
  border-radius:4px;
  box-shadow:0 0 12px var(--glow-xs);
}
[data-theme="light"] article.post h2{color:#0a0a0a}
article.post h3{
  font-size:21px;font-weight:600;letter-spacing:-0.3px;
  color:var(--white);margin:32px 0 12px;scroll-margin-top:100px;
}
[data-theme="light"] article.post h3{color:#0a0a0a}
article.post ul,article.post ol{margin:12px 0 24px;padding-left:0;list-style:none}
article.post li{margin-bottom:12px;line-height:1.7;padding-left:30px;position:relative}
article.post ul li::before{
  content:'';position:absolute;left:8px;top:11px;width:7px;height:7px;border-radius:50%;
  background:linear-gradient(135deg,var(--orange),var(--orange2));
  box-shadow:0 0 8px var(--glow-xs);
}
article.post ol{counter-reset:item}
article.post ol li{counter-increment:item}
article.post ol li::before{
  content:counter(item);position:absolute;left:-2px;top:1px;
  width:24px;height:24px;border-radius:50%;
  background:var(--orange-dim);border:1px solid rgba(255,107,43,0.28);
  color:var(--orange2);font-size:11px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
article.post strong{color:var(--white);font-weight:600}
[data-theme="light"] article.post strong{color:#0a0a0a}
article.post em{color:var(--orange2);font-style:normal;font-weight:500}
article.post a{
  color:var(--orange2);text-decoration:underline;
  text-underline-offset:3px;text-decoration-thickness:1px;
  transition:color .2s,text-decoration-thickness .2s;
}
article.post a:hover{color:var(--orange);text-decoration-thickness:2px}
article.post blockquote{
  margin:28px 0;padding:22px 28px;
  background:var(--card);
  border:1px solid var(--border);
  border-left:3px solid var(--orange);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--muted);font-size:18px;font-style:italic;
  position:relative;box-shadow:var(--shadow-sm);
}
article.post blockquote::before{
  content:'\201C';position:absolute;top:-8px;left:14px;
  font-family:Georgia,serif;font-size:48px;color:var(--orange);
  line-height:1;opacity:.4;
}

/* Callout */
.callout{
  margin:32px 0;padding:24px 28px;
  background:
    radial-gradient(ellipse 100% 100% at 0% 0%,var(--orange-dim),transparent 60%),
    var(--card);
  border:1px solid rgba(255,107,43,0.20);
  border-radius:var(--r);
  display:flex;gap:18px;align-items:flex-start;
  box-shadow:var(--shadow-sm);
}
.callout-icon{
  flex-shrink:0;width:42px;height:42px;border-radius:12px;
  background:linear-gradient(135deg,var(--orange),var(--orange3));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:700;font-size:16px;
  box-shadow:0 6px 16px var(--glow-sm), inset 0 1px 0 rgba(255,255,255,0.18);
}
.callout-icon svg{width:20px;height:20px}
.callout-body{flex:1;font-size:15.5px;line-height:1.65}
.callout-body strong{
  color:var(--orange2);display:block;margin-bottom:6px;
  font-size:13px;text-transform:uppercase;letter-spacing:0.5px;font-weight:700;
}
[data-theme="light"] .callout-body strong{color:var(--orange3)}

/* Tables */
article.post .table-wrap{margin:26px 0 28px;overflow-x:auto;border-radius:var(--r);border:1px solid var(--border)}
article.post table{
  width:100%;border-collapse:collapse;
  font-size:14.5px;background:var(--card);margin:26px 0;
  border:1px solid var(--border);border-radius:var(--r);overflow:hidden;
}
article.post th,article.post td{
  padding:14px 18px;text-align:left;
  border-bottom:1px solid var(--border);
}
article.post th{
  background:var(--orange-dim);
  color:var(--orange2);font-weight:700;font-size:11px;
  text-transform:uppercase;letter-spacing:0.6px;
}
article.post td{color:var(--text)}
article.post tr:last-child td{border-bottom:none}
article.post tr:hover td{background:var(--orange-dim-2)}

/* Numbered heading (listicle) */
.num-heading{display:flex;align-items:flex-start;gap:18px;padding-left:0!important}
.num-heading::before{display:none!important}
.num-bubble{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:14px;
  background:linear-gradient(135deg,var(--orange),var(--orange3));
  color:#fff;font-weight:800;font-size:18px;flex-shrink:0;
  box-shadow:0 8px 20px var(--glow-sm), inset 0 1px 0 rgba(255,255,255,0.18);
}

/* ════════════════════════════════════════════════════════════════
   TOC
   ════════════════════════════════════════════════════════════════ */
.article-layout{display:grid;grid-template-columns:240px 1fr;gap:64px;align-items:flex-start}
.toc{position:sticky;top:100px;font-size:13px}
.toc h4{
  font-size:11px;font-weight:700;letter-spacing:0.7px;
  text-transform:uppercase;color:var(--dim);
  margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--border);
}
.toc ul{list-style:none;margin:0;padding:0}
.toc li{margin-bottom:4px;padding:0!important}
.toc li::before{display:none!important}
.toc a{
  color:var(--muted);text-decoration:none;
  display:block;padding:7px 0 7px 14px;line-height:1.4;
  border-left:2px solid transparent;transition:all .2s;
}
.toc a:hover{color:var(--orange2);border-left-color:rgba(255,107,43,0.4)}
.toc a.active{color:var(--orange);border-left-color:var(--orange);font-weight:600}
@media (max-width: 1024px){.article-layout{grid-template-columns:1fr;gap:0}.toc{display:none}}

/* ════════════════════════════════════════════════════════════════
   CTA final
   ════════════════════════════════════════════════════════════════ */
.cta-block{
  margin-top:72px;padding:52px 40px;
  background:
    radial-gradient(ellipse 100% 80% at 50% 0%,rgba(255,107,43,0.16),transparent 70%),
    radial-gradient(ellipse 80% 100% at 0% 100%,rgba(255,170,107,0.06),transparent 60%),
    var(--card);
  border:1px solid rgba(255,107,43,0.22);
  border-radius:var(--r-lg);
  text-align:center;position:relative;overflow:hidden;
  box-shadow:var(--shadow-md);
}
.cta-block::before{
  content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:60%;height:1px;
  background:linear-gradient(90deg,transparent,var(--orange),transparent);
}
.cta-block h3{
  font-size:28px;font-weight:700;letter-spacing:-0.6px;
  margin-bottom:12px;color:var(--white);position:relative;z-index:1;
}
[data-theme="light"] .cta-block h3{color:#0a0a0a}
.cta-block p{
  color:var(--muted);margin-bottom:28px;font-size:16px;line-height:1.6;
  max-width:520px;margin-left:auto;margin-right:auto;position:relative;z-index:1;
}
.cta-block a.btn-primary{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 32px;
  background:linear-gradient(135deg,var(--orange),var(--orange3));
  color:#fff;text-decoration:none;border-radius:100px;
  font-weight:700;font-size:15px;letter-spacing:0.2px;
  box-shadow:0 12px 32px var(--glow-sm), inset 0 1px 0 rgba(255,255,255,0.18), 0 0 0 1px rgba(255,107,43,.25);
  transition:transform .2s,box-shadow .25s;
  position:relative;z-index:1;overflow:hidden;
}
.cta-block a.btn-primary::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,.22),transparent);
  opacity:0;transition:opacity .3s;
}
.cta-block a.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 44px var(--glow),0 0 0 1px rgba(255,107,43,.4)}
.cta-block a.btn-primary:hover::before{opacity:1}
.cta-block a.btn-primary svg{width:18px;height:18px;position:relative;z-index:1}
.cta-block .phone{
  display:block;margin-top:18px;font-size:13px;color:var(--dim);
  position:relative;z-index:1;
}
.cta-block .phone a{color:var(--orange2);font-weight:600;text-decoration:none}
.cta-block .phone a:hover{color:var(--orange)}

/* FAB call (mobile) */
.fab-call{
  display:none;
  position:fixed;bottom:24px;right:24px;z-index:90;
  width:58px;height:58px;border-radius:50%;
  background:linear-gradient(135deg,var(--orange),var(--orange3));
  box-shadow:0 10px 28px var(--glow), inset 0 1px 0 rgba(255,255,255,0.2);
  align-items:center;justify-content:center;
  color:#fff;text-decoration:none;
}
.fab-call svg{width:24px;height:24px}
@media (max-width: 720px){
  .fab-call{display:flex;animation:fabPulse 2.5s ease-in-out infinite}
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 10px 28px var(--glow)}
  50%{box-shadow:0 10px 28px var(--glow),0 0 0 10px rgba(255,107,43,0.14)}
}

/* ════════════════════════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════════════════════════ */
footer.site-foot{
  text-align:center;padding:48px 28px 36px;
  color:var(--dim);font-size:12.5px;
  border-top:1px solid var(--border);
  margin-top:96px;position:relative;z-index:1;
  background:var(--bg-elev);
}
footer.site-foot .foot-row{
  max-width:1200px;margin:0 auto;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:18px;
}
footer.site-foot .foot-brand{display:flex;align-items:center;gap:10px;color:var(--muted)}
footer.site-foot .foot-brand strong{color:var(--white);font-weight:700}
[data-theme="light"] footer.site-foot .foot-brand strong{color:#0a0a0a}
footer.site-foot .foot-dot{
  width:8px;height:8px;border-radius:50%;
  background:linear-gradient(135deg,var(--orange),var(--orange2));
  box-shadow:0 0 10px var(--glow-sm);
}
footer.site-foot .foot-links{display:flex;gap:20px;align-items:center}
footer.site-foot a{color:var(--orange2);text-decoration:none;font-weight:500;transition:color .2s}
footer.site-foot a:hover{color:var(--orange)}
footer.site-foot .foot-copy{margin-top:16px;font-size:11px;opacity:.65}

@media (max-width: 640px){
  .layout{padding:40px 20px 72px}
  .h-display{font-size:34px;letter-spacing:-1.2px}
  .hero-sub{font-size:17px}
  article.post{font-size:16px}
  article.post p:first-of-type{font-size:17px}
  article.post h2{font-size:24px;letter-spacing:-0.5px}
  article.post h3{font-size:19px}
  .cta-block{padding:36px 22px}
  .cta-block h3{font-size:23px}
  .callout{padding:20px 22px;gap:14px}
  footer.site-foot .foot-row{flex-direction:column;text-align:center}
  .cards-grid{grid-template-columns:1fr;gap:18px}
}

/* Fade-in subtle on load */
.fade-in{opacity:0;transform:translateY(8px);animation:fadeUp .6s cubic-bezier(.4,0,.2,1) forwards}
.fade-in.d1{animation-delay:.08s}
.fade-in.d2{animation-delay:.16s}
.fade-in.d3{animation-delay:.24s}
@keyframes fadeUp{to{opacity:1;transform:translateY(0)}}

/* ════════════════════════════════════════════════════════════════
   REDUCED MOTION — respeta prefers-reduced-motion (a11y, Impeccable)
   ════════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  /* Crítico: el contenido con fade-in arranca en opacity:0 → mostrarlo ya */
  .fade-in{opacity:1 !important;transform:none !important}
  .glow-blob,.eyebrow .pulse,.read-progress,.fab-call{animation:none !important}
}

/* ════════════════════════════════════════════════════════════════
   TACTILE PRESS — al presionar, el botón se HUNDE (no flota hacia arriba).
   Antes solo había :hover (translateY -2px) → al presionar quedaba/saltaba
   hacia arriba. :active gana mientras el click/dedo está abajo → feedback
   físico de "empujar". (Impeccable: tactile feedback.)
   ════════════════════════════════════════════════════════════════ */
.btn-call:active,
.cta-block a.btn-primary:active{transform:translateY(1px) scale(.975)}
.icon-btn:active,.lang-btn:active,.hamburger:active{transform:scale(.92)}
.fab-call:active{transform:scale(.9)}
a.card:active{transform:translateY(-2px) scale(.99)}
.crumb a:active,.meta-row .share a:active,.toc a:active{transform:scale(.96)}