/* ==========================================================================
   XIAN Blog — hoja de estilos estática
   Misma identidad que la landing (Outfit + Inter, #EDEEF5 / #15636f / #9fff00)
   pero sin el runtime React: HTML + CSS puro para que cargue en milisegundos.
   ========================================================================== */

:root{
  --bg:#EDEEF5;
  --surface:#ffffff;
  --teal:#15636f;
  --teal-soft:#1e8494;
  --acid:#9fff00;
  --ink:#1a1a1a;
  --muted:#6b7079;
  --line:rgba(20,20,20,.09);
  --display:'Outfit',system-ui,sans-serif;
  --body:'Inter',system-ui,sans-serif;
  --measure:720px;
  --wide:1240px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--body);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
::selection{background:var(--acid);color:#000;}

.bwrap{width:100%;max-width:var(--wide);margin:0 auto;padding:0 24px;}
.bnarrow{max-width:var(--measure);margin:0 auto;}
.bsr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* ---------- Navbar (píldora de vidrio, igual que la landing) ---------- */
.bnav{position:fixed;top:0;left:0;width:100%;z-index:50;padding:18px 24px;display:flex;justify-content:center;pointer-events:none;}
.bnav-inner{
  pointer-events:auto;width:100%;max-width:var(--wide);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:8px 8px 8px 18px;border-radius:999px;
  background:rgba(255,255,255,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(20,20,20,.08);
  box-shadow:0 12px 40px -18px rgba(20,50,55,.35);
  transition:background .3s ease,box-shadow .3s ease;
}
.bnav-logo{height:38px;width:auto;object-fit:contain;display:block;}
.bnav-center{display:none;align-items:center;gap:2px;padding:4px;border-radius:999px;background:rgba(255,255,255,.55);border:1px solid rgba(20,20,20,.05);}
.bnav-center a{font-size:13px;color:#3a3f47;padding:8px 14px;border-radius:999px;transition:background .2s,color .2s;}
.bnav-center a:hover{background:#fff;color:var(--teal);}
.bnav-center a[aria-current="page"]{background:#fff;color:var(--teal);font-weight:600;}
.bnav-cta{
  display:flex;align-items:center;justify-content:center;gap:7px;min-height:44px;
  font-size:13px;font-weight:500;color:#fff;background:var(--ink);
  padding:10px 16px;border-radius:999px;white-space:nowrap;
  transition:transform .2s,background .2s;
}
.bnav-cta:hover{background:var(--teal);transform:translateY(-1px);}
.bnav-burger{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:4px;width:44px;height:44px;border:none;background:transparent;cursor:pointer;border-radius:999px;padding:0;}
.bnav-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .28s ease,opacity .28s ease;}
.bnav.open .bnav-burger span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.bnav.open .bnav-burger span:nth-child(2){opacity:0;}
.bnav.open .bnav-burger span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
@media(max-width:420px){
  .bnav-cta-more{display:none;}
  .bnav-cta{padding:10px 12px !important;}
  .bnav-logo{height:32px !important;}
}
@media(min-width:860px){
  .bnav-center{display:flex;}
  .bnav-burger{display:none;}
}

/* menú móvil "gooey": mismos chips de vidrio + icono circular que la landing */
.bmenu{position:fixed;top:66px;left:30px;z-index:49;width:206px;height:360px;pointer-events:none;max-height:calc(100vh - 90px);overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;}
.bmenu a{
  position:absolute;top:0;left:0;display:inline-flex;align-items:center;gap:10px;
  padding:8px 18px 8px 8px;border-radius:999px;
  background:linear-gradient(155deg,rgba(255,255,255,.85),rgba(222,241,244,.68));
  backdrop-filter:blur(14px) saturate(1.4);-webkit-backdrop-filter:blur(14px) saturate(1.4);
  border:1px solid rgba(255,255,255,.65);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 10px 22px -10px rgba(20,50,55,.45);
  color:var(--teal);font-family:var(--display);font-weight:600;font-size:13px;white-space:nowrap;
  opacity:0;transform:translateY(0) scale(.4);pointer-events:none;
  transition:transform .45s cubic-bezier(.34,1.56,.64,1),opacity .3s ease;
}
.bmenu-ico{
  width:36px;height:36px;border-radius:50%;flex:none;
  background:linear-gradient(150deg,#ffffff,#d8edf1);
  display:flex;align-items:center;justify-content:center;
  box-shadow:inset 0 1.5px 1px rgba(255,255,255,.95),inset 0 -2.5px 4px rgba(21,99,111,.18),0 4px 8px -3px rgba(20,50,55,.35);
}
/* cerrado: todos los chips colapsan al punto de origen (mismo comportamiento que gooItem() en la landing) */
.bmenu a:nth-child(1){transition-delay:.3s;}
.bmenu a:nth-child(2){transition-delay:.25s;}
.bmenu a:nth-child(3){transition-delay:.2s;}
.bmenu a:nth-child(4){transition-delay:.15s;}
.bmenu a:nth-child(5){transition-delay:.1s;}
.bmenu a:nth-child(6){transition-delay:.05s;}
.bnav.open ~ .bmenu{pointer-events:auto;}
.bnav.open ~ .bmenu a{opacity:1;pointer-events:auto;transform:translateY(var(--gy)) scale(1);}
.bnav.open ~ .bmenu a:nth-child(1){--gy:60px;transition-delay:0s;}
.bnav.open ~ .bmenu a:nth-child(2){--gy:120px;transition-delay:.05s;}
.bnav.open ~ .bmenu a:nth-child(3){--gy:180px;transition-delay:.1s;}
.bnav.open ~ .bmenu a:nth-child(4){--gy:240px;transition-delay:.15s;}
.bnav.open ~ .bmenu a:nth-child(5){--gy:300px;transition-delay:.2s;}
.bnav.open ~ .bmenu a:nth-child(6){--gy:360px;transition-delay:.2s;}
.bscrim{position:fixed;inset:0;z-index:48;background:rgba(18,28,30,.34);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);opacity:0;pointer-events:none;transition:opacity .32s ease;}
.bnav.open ~ .bscrim{opacity:1;pointer-events:auto;}
@media(min-width:860px){.bmenu,.bscrim{display:none;}}

/* ---------- Encabezado de página ---------- */
.bhead{padding:132px 0 42px;}
.bcrumbs{font-size:12.5px;color:var(--muted);margin:0 0 20px;display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.bcrumbs a:hover{color:var(--teal);}
.bcrumbs span[aria-hidden]{opacity:.45;}

.beyebrow{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--display);
  font-size:11.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--teal);background:rgba(30,132,148,.1);
  padding:7px 14px;border-radius:999px;margin:0 0 18px;
}
.beyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--acid);box-shadow:0 0 0 3px rgba(159,255,0,.25);}

h1,h2,h3,h4{font-family:var(--display);color:var(--ink);}
.bhead h1{margin:0 0 18px;font-size:clamp(34px,6vw,58px);line-height:1.05;font-weight:800;letter-spacing:-.02em;}
.bhead .blead{margin:0;font-size:clamp(16.5px,2.2vw,19.5px);line-height:1.6;color:#454b54;max-width:640px;}

/* ---------- Meta del post ---------- */
.bmeta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:26px 0 0;font-size:13.5px;color:var(--muted);}
.bmeta .bdot{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.5;}
.bmeta .bcat{color:var(--teal);font-weight:600;}

.bcover{margin:38px auto 0;border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:0 30px 60px -34px rgba(0,60,80,.45);background:#dfe3ee;}
.bcover img,.bcover svg{width:100%;display:block;}

/* ---------- Cuerpo del artículo ---------- */
.bpost{padding:0 0 80px;}
.bbody{font-size:18px;line-height:1.78;color:#2c3138;}
.bbody > *:first-child{margin-top:0;}
.bbody p{margin:0 0 1.35em;}
.bbody h2{
  margin:2.4em 0 .7em;font-size:clamp(24px,3.4vw,31px);line-height:1.2;font-weight:700;
  letter-spacing:-.015em;padding-left:16px;border-left:4px solid var(--acid);
}
.bbody h3{margin:2em 0 .6em;font-size:clamp(19px,2.4vw,22px);line-height:1.3;font-weight:600;color:var(--teal);}
.bbody a{color:var(--teal);text-decoration:underline;text-decoration-color:rgba(21,99,111,.35);text-underline-offset:3px;transition:text-decoration-color .2s,color .2s;}
.bbody a:hover{text-decoration-color:var(--acid);color:var(--teal-soft);}
.bbody strong{font-weight:600;color:var(--ink);}
.bbody ul,.bbody ol{margin:0 0 1.35em;padding-left:1.4em;}
.bbody li{margin:0 0 .55em;}
.bbody li::marker{color:var(--teal-soft);}
.bbody blockquote{
  margin:1.8em 0;padding:20px 24px;border-radius:16px;
  background:rgba(30,132,148,.07);border:1px solid rgba(30,132,148,.14);
  font-size:17.5px;color:#28424a;
}
.bbody blockquote p:last-child{margin-bottom:0;}
.bbody code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em;background:rgba(20,20,20,.06);padding:2px 6px;border-radius:6px;}
.bbody pre{margin:1.8em 0;padding:20px;border-radius:16px;background:#12242a;color:#e6f2f4;overflow-x:auto;font-size:14.5px;line-height:1.6;}
.bbody pre code{background:none;padding:0;font-size:inherit;color:inherit;}
.bbody img{margin:1.8em 0;border-radius:16px;border:1px solid var(--line);}
.bbody hr{margin:2.6em 0;border:0;border-top:1px solid var(--line);}
.btable-wrap{overflow-x:auto;margin:1.8em 0;border-radius:16px;border:1px solid var(--line);background:var(--surface);}
.bbody table{width:100%;border-collapse:collapse;font-size:15.5px;min-width:480px;}
.bbody th,.bbody td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);}
.bbody th{font-family:var(--display);font-weight:600;font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:var(--teal);background:rgba(30,132,148,.05);}
.bbody tr:last-child td{border-bottom:0;}

/* tabla de contenidos */
.btoc{
  margin:0 0 44px;padding:22px 24px;border-radius:18px;
  background:var(--surface);border:1px solid var(--line);
  box-shadow:0 12px 30px -22px rgba(0,60,80,.4);
}
.btoc h2{margin:0 0 12px;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600;padding:0;border:0;}
.btoc ol{margin:0;padding-left:1.15em;font-size:15px;}
.btoc li{margin:0 0 .45em;}
.btoc a{color:#3a4149;}
.btoc a:hover{color:var(--teal);}

/* ---------- CTA dentro del post ---------- */
.bcta{
  margin:56px 0 0;padding:32px;border-radius:24px;
  background:var(--teal);color:#fff;position:relative;overflow:hidden;
}
.bcta::before{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:rgba(159,255,0,.14);}
.bcta h2{margin:0 0 10px;color:#fff;font-size:clamp(21px,3vw,27px);font-weight:700;position:relative;}
.bcta p{margin:0 0 22px;font-size:15.5px;line-height:1.6;color:rgba(255,255,255,.85);max-width:520px;position:relative;}
.bcta-btn{
  display:inline-flex;align-items:center;gap:8px;position:relative;
  font-size:14px;font-weight:600;color:var(--ink);background:var(--acid);
  padding:13px 22px;border-radius:999px;transition:filter .2s,transform .2s;
}
.bcta-btn:hover{filter:brightness(1.06);transform:translateY(-1px);}

/* ---------- Tarjetas de post ---------- */
.bgrid{display:grid;grid-template-columns:1fr;gap:22px;padding:0 0 80px;}
@media(min-width:700px){.bgrid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1080px){.bgrid{grid-template-columns:repeat(3,1fr);}}

.bcard{
  display:flex;flex-direction:column;height:100%;
  background:var(--surface);border:1px solid var(--line);border-radius:22px;overflow:hidden;
  box-shadow:0 2px 6px rgba(0,70,90,.04),0 26px 50px -34px rgba(0,70,90,.4);
  transition:transform .45s cubic-bezier(.22,1,.36,1),box-shadow .45s ease,border-color .45s ease;
}
.bcard:hover{transform:translateY(-6px);box-shadow:0 4px 10px rgba(0,70,90,.07),0 40px 74px -30px rgba(0,70,90,.5);border-color:rgba(94,200,215,.6);}
.bcard-media{aspect-ratio:1200/630;background:#dfe3ee;overflow:hidden;}
.bcard-media img,.bcard-media svg{width:100%;height:100%;object-fit:cover;display:block;}
.bcard-in{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.bcard-cat{font-family:var(--display);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--teal);margin:0 0 10px;}
.bcard h2,.bcard h3{margin:0 0 10px;font-size:19.5px;line-height:1.28;font-weight:700;letter-spacing:-.01em;}
.bcard p{margin:0 0 18px;font-size:14.5px;line-height:1.6;color:var(--muted);}
.bcard-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--muted);}
.bcard-go{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--teal);}
.bcard:hover .bcard-go{gap:9px;}
.bcard-go span{transition:transform .3s ease;}

/* destacado del índice */
.bfeat{grid-column:1/-1;}
@media(min-width:860px){
  .bfeat .bcard{flex-direction:row;}
  .bfeat .bcard-media{width:46%;aspect-ratio:auto;flex:none;}
  .bfeat .bcard-in{padding:34px 34px 34px;justify-content:center;}
  .bfeat .bcard h2{font-size:clamp(23px,2.6vw,30px);}
  .bfeat .bcard p{font-size:15.5px;}
}

/* ---------- Filtros de categoría ---------- */
.bfilters{display:flex;flex-wrap:wrap;gap:8px;padding:0 0 30px;}
.bfilters a{
  font-size:13px;font-weight:500;color:#3a3f47;
  background:rgba(255,255,255,.7);border:1px solid var(--line);
  padding:9px 16px;border-radius:999px;transition:background .2s,color .2s,border-color .2s;
}
.bfilters a:hover{background:#fff;color:var(--teal);border-color:rgba(94,200,215,.6);}
.bfilters a[aria-current="page"]{background:var(--ink);color:#fff;border-color:var(--ink);}

/* ---------- Relacionados ---------- */
.brel{padding:64px 0 0;border-top:1px solid var(--line);margin-top:64px;}
.brel h2{margin:0 0 24px;font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600;}
.brel-grid{display:grid;grid-template-columns:1fr;gap:18px;}
@media(min-width:760px){.brel-grid{grid-template-columns:repeat(2,1fr);}}

/* ---------- Footer ---------- */
.bfoot{background:var(--teal);color:#fff;}
.bfoot-in{max-width:var(--wide);margin:0 auto;padding:64px 32px 32px;}
.bfoot-grid{display:grid;grid-template-columns:1fr;gap:40px;}
@media(min-width:860px){.bfoot-grid{grid-template-columns:1.1fr 2fr;}}
.bfoot p{font-size:14px;line-height:1.6;color:rgba(255,255,255,.8);}
.bfoot-links{display:grid;gap:30px;}
@media(min-width:860px){.bfoot-links{grid-template-columns:repeat(3,minmax(120px,1fr));}}
/* igual que el home: en movil el footer solo deja logo/descripcion/redes + barra inferior */
@media(max-width:640px){.bfoot-links{display:none !important;}}
.bfoot h3{margin:0 0 16px;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.75);}
.bfoot-col{display:flex;flex-direction:column;gap:11px;font-size:14px;}
.bfoot-col a{color:rgba(255,255,255,.82);transition:color .2s;}
.bfoot-col a:hover{color:var(--acid);}
.bfoot-soc{display:flex;gap:10px;margin-top:20px;}
.bfoot-soc a{width:44px;height:44px;border-radius:10px;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;color:#fff;transition:background .2s,color .2s;}
.bfoot-soc a:hover{background:var(--acid);color:var(--ink);}
.bfoot-btn{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;color:var(--ink);background:var(--acid);padding:11px 18px;border-radius:999px;transition:filter .2s;}
.bfoot-btn:hover{filter:brightness(1.05);}
.bfoot-bot{margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;font-size:12.5px;color:rgba(255,255,255,.8);}

/* ---------- Reveal al hacer scroll (solo si hay JS) ---------- */
.js .br{opacity:0;transform:translateY(16px);filter:blur(6px);transition:opacity .8s cubic-bezier(.22,1,.36,1),transform .8s cubic-bezier(.22,1,.36,1),filter .8s cubic-bezier(.22,1,.36,1);}
.js .br.br-in{opacity:1;transform:none;filter:blur(0);}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;}
  .js .br{opacity:1;transform:none;filter:none;}
}