/* ============================================================
   SYSTEMSVANTAGE - "EL CARBON AZUL" - shared sheet for the blog
   The tokens, base, buttons, title block and footer are the same
   values the home page carries inline (resources/views/site/home.blade.php).
   The blog-only rules sit at the end. No rounded corners anywhere.
   ============================================================ */
:root{
  --ground:#0A0F1A;
  --sheet:#0D1320;
  --sheet-2:#111A2B;
  --sheet-3:#080D16;
  --signal:#007BFF;
  --signal-lift:#4DA3FF;
  --deep:#004080;
  --stamp:#D4AF37;
  --ink:#EEF3FA;
  --ink-2:#CBBE9C;
  --ink-3:#9C8F6E;
  --ink-cool:#AEBCD1;

  --rule:rgba(0,123,255,.30);
  --rule-soft:rgba(174,188,209,.20);
  --rule-hair:rgba(174,188,209,.12);

  --c:calc(10px*var(--chamfer));
  --maxw:1320px;
  --gut:clamp(20px,4vw,56px);
  --tb-h:clamp(76px,7vw,92px);
  --sec:clamp(64px,8vw,128px);

  --display:'Chakra Petch',system-ui,sans-serif;
  --body:'Archivo',system-ui,-apple-system,sans-serif;
  --data:'Azeret Mono',ui-monospace,'SFMono-Regular',monospace;
  --action:'Archivo',system-ui,sans-serif;

  --out:cubic-bezier(.23,1,.32,1);
  --inout:cubic-bezier(.77,0,.175,1);
  --mass:cubic-bezier(.16,1,.3,1);

  --on-signal:#FFFFFF;
  --signal-hover:#2A93FF;
  --field-primary:#D4AF37;
  --field-primary-hover:linear-gradient(180deg,#F9E03B,#D4AF37);
  --field-edge:rgba(255,255,255,.5);
  --sweep:rgba(255,255,255,.26);
  --on-stamp:#1A1200;
  --stamp-hover:#F9E03B;
  --stamp-ink:var(--stamp);
  --on-panel:#0A0F1A;
  --nav-bg:rgba(10,15,26,.82);
  --nav-bg-2:rgba(10,15,26,.95);
  --rule-mid:rgba(174,188,209,.28);
  --tint:rgba(0,123,255,.13);
  --tint-strong:rgba(0,123,255,.20);
  --carbon:2px 1px 0 rgba(0,123,255,.55);
  --err:#FF9A8B;
  --sh-1:rgba(2,6,16,.85);
  --sh-2:rgba(2,6,16,.95);

  --chamfer:1;
  --radius:0px;
  --h-case:uppercase;
  --h-track:-.015em;
  --h-scale:1.04;
  --label-track:.14em;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scrollbar-color:var(--signal) var(--sheet-3);scrollbar-width:thin;overflow-x:clip}
body{
  overflow-x:clip;
  background:var(--ground);
  color:var(--ink);
  font-family:var(--body);
  font-size:1rem;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  caret-color:var(--stamp-ink);
  min-height:100vh;
  display:flex;flex-direction:column;
}
main{flex:1 0 auto}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
::selection{background:var(--signal);color:var(--on-signal)}
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-track{background:var(--sheet-3)}
::-webkit-scrollbar-thumb{background:var(--deep);border:2px solid var(--sheet-3)}
::-webkit-scrollbar-thumb:hover{background:var(--signal)}
:focus-visible{outline:2px solid var(--stamp-ink);outline-offset:3px}

h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.04;letter-spacing:var(--h-track);
  text-transform:var(--h-case);text-wrap:balance}
h1{font-size:calc(clamp(2.05rem,5.1vw,4.7rem) * var(--h-scale));line-height:.96;letter-spacing:-.02em}
h2{font-size:calc(clamp(1.7rem,3.8vw,3.4rem) * var(--h-scale));line-height:.98}
h3{font-size:calc(clamp(1.05rem,1.45vw,1.3rem) * var(--h-scale));letter-spacing:-.01em}
p{max-width:68ch}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut)}
.tear{
  height:11px;
  background-image:radial-gradient(circle at 5px 5.5px,var(--rule) 1.6px,transparent 1.9px);
  background-size:14px 11px;background-repeat:repeat-x;opacity:.85;
}
.field-name{
  font-family:var(--data);font-size:.7rem;font-weight:600;
  letter-spacing:var(--label-track);text-transform:uppercase;color:var(--stamp);
}
.mono{font-family:var(--data);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.registered{text-shadow:var(--carbon)}

/* ---------- Buttons: chamfered slabs, never pills ---------- */
.btn{
  --c:calc(9px*var(--chamfer));
  position:relative;isolation:isolate;overflow:hidden;
  display:inline-flex;align-items:center;gap:13px;
  padding:17px 30px 17px 17px;
  font-family:var(--action);
  font-size:.88rem;font-weight:800;font-variation-settings:"wdth" 118;
  letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;
  clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c));
  transition:transform .26s var(--mass),background-color .22s ease,background-image .22s ease,color .2s ease,box-shadow .3s var(--out);
}
.btn>svg{width:17px;height:17px;flex:0 0 auto;transition:transform .3s var(--mass)}
.btn:hover>svg,.btn:focus-visible>svg{transform:translateX(3px)}
.btn-ico{
  --c:6px;display:inline-grid;place-items:center;width:31px;height:31px;flex:0 0 auto;
  background:rgba(10,15,26,.17);
  clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c));
  transition:background-color .22s ease;
}
.btn-ico svg{width:17px;height:17px}
.btn-line .btn-ico{background:rgba(174,188,209,.13)}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:scale(.965);transition-duration:.09s}
.btn-primary{background:var(--field-primary);color:var(--on-stamp);box-shadow:0 8px 20px -12px var(--sh-1),inset 0 1px 0 var(--field-edge)}
.btn-primary:hover,.btn-primary:focus-visible{background-image:var(--field-primary-hover);box-shadow:0 16px 30px -14px var(--sh-2),inset 0 1px 0 var(--field-edge)}
.btn-line{color:var(--ink);box-shadow:inset 0 0 0 1px var(--rule-soft)}
.btn-line::before{content:"";position:absolute;z-index:-2;inset:0;background:var(--tint);transform:scaleX(0);transform-origin:left center;transition:transform .42s var(--out)}
.btn-line:hover,.btn-line:focus-visible{box-shadow:inset 0 0 0 1px var(--signal-lift)}
.btn-line:hover::before,.btn-line:focus-visible::before{transform:scaleX(1)}
.btn-sm{padding:12px 20px;font-size:.74rem;letter-spacing:.07em}

/* ---------- Title block / nav ---------- */
.titleblock{
  position:sticky;top:0;z-index:50;background:var(--nav-bg);
  backdrop-filter:blur(14px) saturate(150%);-webkit-backdrop-filter:blur(14px) saturate(150%);
  border-bottom:1px solid var(--rule-soft);
  transition:border-color .3s ease,background-color .3s ease;
}
.titleblock.stuck{background:var(--nav-bg-2);border-bottom-color:var(--rule)}
.tb-inner{display:flex;align-items:center;gap:clamp(16px,3vw,40px);height:var(--tb-h)}
.tb-logo{flex:0 0 auto;display:inline-flex;align-items:center;transition:transform .3s var(--mass)}
.tb-logo:hover{transform:translateY(-1px) scale(1.015)}
.tb-logo img{height:clamp(34px,3.4vw,44px);width:auto}
.tb-nav{display:flex;gap:clamp(14px,2vw,30px);margin-left:auto}
.tb-nav a{
  font-family:var(--data);font-size:.7rem;font-weight:600;letter-spacing:.13em;text-transform:uppercase;
  color:var(--ink-2);padding:6px 0;position:relative;transition:color .2s ease;
}
.tb-nav a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:100%;background:var(--signal-lift);
  transform:scaleX(0);transform-origin:left;transition:transform .3s var(--out)}
.tb-nav a:hover,.tb-nav a[aria-current="page"]{color:var(--ink)}
.tb-nav a:hover::after,.tb-nav a[aria-current="page"]::after{transform:scaleX(1)}
.tb-actions{display:flex;align-items:center;gap:12px}
.lang{display:flex;box-shadow:inset 0 0 0 1px var(--rule-soft);--c:calc(5px*var(--chamfer));
  clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c))}
.lang a{position:relative;isolation:isolate;display:inline-flex;align-items:center;padding:8px 13px;
  font-family:var(--data);font-size:.7rem;font-weight:700;letter-spacing:.08em;color:var(--ink-3);
  transition:color .2s ease,transform .2s var(--mass)}
.lang a::before{content:"";position:absolute;z-index:-1;inset:0;background:var(--tint-strong);transform:scaleY(0);transform-origin:bottom;transition:transform .3s var(--out)}
.lang a[aria-current="true"]{color:var(--on-stamp)}
.lang a[aria-current="true"]::before{transform:scaleY(1);background:var(--stamp)}
.lang a:hover{color:var(--ink)}
.lang a:hover::before{transform:scaleY(1)}
.lang a[aria-current="true"]:hover{color:var(--on-stamp)}
.burger{display:none;padding:8px;transition:transform .2s var(--mass),color .2s ease}
.burger svg{width:22px;height:22px;stroke:currentColor;stroke-width:1.7;fill:none;transition:transform .34s var(--out)}
.burger[aria-expanded="true"] svg{transform:rotate(90deg)}
.panel{display:none;flex-direction:column;border-top:1px solid var(--rule-soft);padding-block:10px 18px}
.panel a{font-family:var(--data);font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;padding:14px 0;color:var(--ink-2);border-bottom:1px solid var(--rule-hair)}
.panel.open{display:flex}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--rule-soft);padding:clamp(38px,5vw,62px) 0 30px;background:var(--sheet-3)}
.foot-top{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(28px,4vw,60px);padding-bottom:34px}
.foot-top img{height:24px;width:auto;margin-bottom:16px}
.foot-tag{color:var(--ink-3);font-size:.88rem;max-width:38ch}
.foot-cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
.foot-col{display:flex;flex-direction:column;gap:11px}
.foot-col h3{font-family:var(--data);font-size:.7rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3)}
.foot-col a{font-size:.88rem;color:var(--ink-2);transition:color .2s ease}
.foot-col a:hover{color:var(--signal-lift)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;padding-top:26px;border-top:1px solid var(--rule-hair)}
.foot-bottom span{font-family:var(--body);font-size:.82rem;color:var(--ink-3)}
.socials{display:flex;gap:8px}
.socials a{padding:9px;box-shadow:inset 0 0 0 1px var(--rule-soft);transition:box-shadow .2s ease;
  --c:calc(4px*var(--chamfer));clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c))}
.socials a:hover{box-shadow:inset 0 0 0 1px var(--signal-lift)}
.socials .ico{width:14px;height:14px;color:var(--ink-2);opacity:.7}
.socials a:hover .ico{opacity:1;color:var(--signal-lift)}

/* ============================================================
   BLOG: the studio's log, kept as line items on the sheet
   ============================================================ */
.blog-head{padding:clamp(44px,6vw,88px) 0 clamp(28px,4vw,48px)}
.blog-head .field-name{margin-bottom:18px}
.blog-head h1{max-width:18ch}
.blog-head p{margin-top:20px;color:var(--ink-2);font-size:clamp(1rem,1.3vw,1.15rem);max-width:56ch}
.blog-count{display:flex;gap:26px;flex-wrap:wrap;margin-top:34px;padding-top:18px;border-top:2px solid var(--signal)}
.blog-count div{display:flex;flex-direction:column;gap:6px}
.blog-count b{font-family:var(--data);font-size:1.05rem;font-weight:700;color:var(--ink);letter-spacing:-.01em}

/* filtro por tipo: pestañas de ficha técnica, la activa sellada en dorado */
.type-filter{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:clamp(18px,2.4vw,28px)}
.type-filter a{--c:calc(6px*var(--chamfer));position:relative;isolation:isolate;padding:10px 15px;
  font-family:var(--data);font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);
  box-shadow:inset 0 0 0 1px var(--rule-soft);
  clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c));
  transition:color .2s ease,box-shadow .2s ease,background-color .2s ease}
.type-filter a:hover{color:var(--ink);box-shadow:inset 0 0 0 1px var(--signal-lift)}
.type-filter a[aria-current="page"]{background:var(--stamp);color:var(--on-stamp);box-shadow:none}

/* line items: keyed entry number, cover plate, then the entry itself */
.entries{list-style:none;border-top:1px solid var(--rule-soft);margin-bottom:var(--sec)}
.entry{border-bottom:1px solid var(--rule-soft);position:relative;isolation:isolate}
.entry>a{
  display:grid;grid-template-columns:132px 240px minmax(0,1fr);gap:clamp(18px,3vw,40px);
  align-items:start;padding:clamp(24px,3vw,36px) 0;
  transition:transform .4s var(--out);
}
.entry::before{
  content:"";position:absolute;z-index:-1;inset:0 calc(var(--gut) * -.5);
  background:linear-gradient(90deg,var(--tint),transparent 70%);
  opacity:0;transition:opacity .3s ease;
}
.entry:hover::before,.entry:focus-within::before{opacity:1}
.entry:hover>a,.entry:focus-within>a{transform:translateX(11px)}
.entry-key{display:flex;flex-direction:column;gap:8px;padding-top:4px}
.entry-key .code{font-family:var(--data);font-size:.88rem;font-weight:700;color:var(--signal-lift);letter-spacing:.02em}
.entry-key time{font-family:var(--data);font-size:.7rem;color:var(--ink-3);letter-spacing:.06em;text-transform:uppercase}
/* Portadas: la imagen se ve entera sea cual sea su proporción (contain) y el
   hueco se rellena con la misma imagen desenfocada vía --cover, así una foto
   vertical o panorámica nunca se recorta ni deja bandas vacías. */
.entry-cover{position:relative;isolation:isolate}
.entry-cover::before{content:"";position:absolute;inset:-40px;z-index:-1;
  background:var(--cover,none) center/cover no-repeat;filter:blur(28px) saturate(1.15) brightness(.7)}
.entry-cover img{width:100%;height:100%;object-fit:contain}
.entry-cover{
  --c:calc(8px*var(--chamfer));aspect-ratio:16/10;background:var(--sheet-2);
  box-shadow:inset 0 0 0 1px var(--rule-soft);overflow:hidden;
  clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c));
}
.entry-cover img{transition:transform .8s var(--out)}
.entry:hover .entry-cover img{transform:scale(1.04)}
.entry-cover.blank{display:grid;place-items:center;
  background:
    linear-gradient(to right,var(--rule-hair) 1px,transparent 1px) 0 0/22px 22px,
    linear-gradient(to bottom,var(--rule-hair) 1px,transparent 1px) 0 0/22px 22px,var(--sheet-2)}
.entry-cover.blank svg{width:36px;height:36px;stroke:var(--signal);fill:none;stroke-width:1.6}
.entry-type{font-family:var(--data);font-size:.68rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--stamp);margin-bottom:10px}
.entry-body h2{font-size:calc(clamp(1.25rem,2vw,1.85rem) * var(--h-scale));text-transform:none;letter-spacing:-.01em;max-width:28ch}
.entry-body h2 span{background:linear-gradient(var(--signal-lift),var(--signal-lift)) left bottom/0 2px no-repeat;
  transition:background-size .4s var(--out)}
.entry:hover .entry-body h2 span{background-size:100% 2px}
.entry-body p{margin-top:12px;color:var(--ink-2);font-size:.98rem;max-width:62ch}
.entry-meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:18px;font-family:var(--data);font-size:.7rem;
  letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.entry-meta b{color:var(--ink-2);font-weight:600}
.entry-meta .go{color:var(--signal-lift);display:inline-flex;align-items:center;gap:6px}
.entry-meta .go svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:2.2;transition:transform .3s var(--mass)}
.entry:hover .entry-meta .go svg{transform:translateX(3px)}

.empty{padding:clamp(48px,7vw,96px) 0 var(--sec);border-top:1px solid var(--rule-soft)}
.empty .field-name{margin-bottom:14px}
.empty p{color:var(--ink-2);max-width:52ch}
.empty .btn{margin-top:28px}

/* pager: two chamfered controls and a keyed position */
.pager{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin:-40px 0 var(--sec)}
.pager .pos{font-family:var(--data);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.pager .pos b{color:var(--ink);font-weight:700}
.pager nav{display:flex;gap:10px}
.pager .btn[aria-disabled="true"]{opacity:.35;pointer-events:none}

/* ---------- Article ---------- */
.article-head{padding:clamp(44px,6vw,88px) 0 clamp(28px,4vw,44px)}
.crumbs{display:flex;gap:10px;align-items:center;font-family:var(--data);font-size:.7rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--ink-3);margin-bottom:26px;flex-wrap:wrap}
.crumbs a{color:var(--ink-2);transition:color .2s ease}
.crumbs a:hover{color:var(--signal-lift)}
.crumbs svg{width:11px;height:11px;stroke:var(--ink-3);fill:none;stroke-width:2}
.article-head h1{font-size:calc(clamp(1.9rem,4.2vw,3.7rem) * var(--h-scale));text-transform:none;letter-spacing:-.02em;max-width:22ch}
.article-head .lede{margin-top:22px;color:var(--ink-2);font-size:clamp(1.05rem,1.4vw,1.25rem);max-width:58ch;line-height:1.5}
.stamp-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,max-content));gap:22px clamp(28px,4vw,56px);
  margin-top:34px;padding-top:18px;border-top:2px solid var(--signal)}
.stamp-row div{display:flex;flex-direction:column;gap:6px}
.stamp-row b{font-family:var(--data);font-size:.95rem;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.article-foot{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,4vw,56px);padding-block:clamp(40px,5vw,72px) var(--sec)}
.aside-block{border-top:1px solid var(--rule-soft);padding-top:16px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.aside-block .field-name{margin-bottom:4px}
.aside-block a,.aside-block span{font-size:.92rem;color:var(--ink-2)}
.aside-block a:hover{color:var(--signal-lift)}
.aside-block .btn{margin-top:6px}
.aside-block .btn-primary{color:var(--on-stamp)}
.aside-block .btn span{color:inherit;font-size:inherit}

/* the body copy the editor writes in markdown */
.prose{max-width:72ch;font-size:clamp(1.02rem,1.2vw,1.12rem);line-height:1.72;color:var(--ink-cool)}
.prose>*+*{margin-top:1.15em}
.prose h2,.prose h3,.prose h4{color:var(--ink);text-transform:none;margin-top:2.1em;letter-spacing:-.015em;text-wrap:pretty}
.prose h2{font-size:calc(clamp(1.35rem,2.2vw,1.9rem) * var(--h-scale));padding-top:.6em;border-top:1px solid var(--rule-soft)}
.prose h3{font-size:calc(clamp(1.1rem,1.6vw,1.35rem) * var(--h-scale))}
.prose h4{font-family:var(--data);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--stamp)}
.prose p{max-width:none}
.prose a{color:var(--signal-lift);border-bottom:1px solid var(--rule);transition:border-color .2s ease}
.prose a:hover{border-bottom-color:var(--signal-lift)}
.prose strong{color:var(--ink);font-weight:700}
.prose ul,.prose ol{padding-left:1.4em}
.prose li+li{margin-top:.45em}
.prose li::marker{color:var(--signal-lift);font-family:var(--data);font-size:.85em}
.prose blockquote{border-left:2px solid var(--stamp);padding:6px 0 6px 22px;color:var(--ink-2);font-size:1.06em}
.prose code{font-family:var(--data);font-size:.84em;background:var(--sheet-2);padding:.12em .4em;box-shadow:inset 0 0 0 1px var(--rule-hair);color:var(--ink)}
.prose pre{background:var(--sheet-3);box-shadow:inset 0 0 0 1px var(--rule-soft);padding:20px 22px;overflow:auto;
  --c:calc(8px*var(--chamfer));clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c))}
.prose pre code{background:none;padding:0;box-shadow:none;font-size:.86rem;line-height:1.6}
.prose img{margin:1.6em 0;box-shadow:inset 0 0 0 1px var(--rule-soft)}
.prose hr{border:0;height:11px;background-image:radial-gradient(circle at 5px 5.5px,var(--rule) 1.6px,transparent 1.9px);background-size:14px 11px;background-repeat:repeat-x;margin:2.4em 0}
.prose table{width:100%;border-collapse:collapse;font-size:.92em}
.prose th{font-family:var(--data);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--stamp);text-align:left;padding:10px 12px 10px 0;border-bottom:2px solid var(--signal)}
.prose td{padding:10px 12px 10px 0;border-bottom:1px solid var(--rule-hair);vertical-align:top}

/* ============================================================
   ARTICLE BODY: bloques sobre una rejilla de tres anchos
   text = columna de lectura, wide = más ancho, full = de borde a borde
   ============================================================ */
.article-body{
  --measure:720px;--side:220px;
  display:flex;flex-direction:column;
  gap:clamp(26px,3.2vw,44px);
  padding-top:clamp(20px,3vw,40px);
}
/* flujo en columna y no rejilla: la colocación automática de una rejilla
   puede adelantar un bloque "ancho" y el orden debe ser siempre el del editor */
.article-body>*{width:min(var(--measure),100% - 2*var(--gut));margin-inline:auto;min-width:0}
.article-body>.w-wide{width:min(var(--measure) + 2*var(--side),100% - 2*var(--gut))}
.article-body>.w-full{width:100%}

/* marco de imagen con chaflán; la proporción la fija r-* y el encuadre f-* */
.b-frame{--c:calc(12px*var(--chamfer));position:relative;overflow:hidden;background:var(--sheet-2);
  clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c))}
.b-frame img{width:100%;height:auto}
.w-full .b-frame{--c:0px}
.r-16-9 .b-frame,.b-frame.r-16-9{aspect-ratio:16/9}
.r-4-3 .b-frame,.b-frame.r-4-3{aspect-ratio:4/3}
.r-1-1 .b-frame,.b-frame.r-1-1{aspect-ratio:1/1}
.r-3-4 .b-frame,.b-frame.r-3-4{aspect-ratio:3/4}
.r-9-16 .b-frame,.b-frame.r-9-16{aspect-ratio:9/16}
:is(.r-16-9,.r-4-3,.r-1-1,.r-3-4,.r-9-16) img{height:100%;object-fit:cover}
.f-top img{object-position:50% 18%}
.f-bottom img{object-position:50% 82%}
.f-left img{object-position:18% 50%}
.f-right img{object-position:82% 50%}
/* una vertical en su proporción original no debe ocupar más de una pantalla */
.b-image.r-original .b-frame{display:flex;justify-content:center;background:none}
.b-image.r-original img{width:auto;max-width:100%;max-height:min(86vh,1100px)}
.article-body>.b-image:is(.r-9-16,.r-3-4){width:min(560px,100% - 2*var(--gut))}
.article-body figcaption{margin-top:12px;font-size:.86rem;color:var(--ink-3);line-height:1.5;max-width:72ch}
.w-full figcaption{padding-inline:var(--gut)}

.b-heading{scroll-margin-top:calc(var(--tb-h) + 20px)}
.b-heading .field-name{margin-bottom:12px}
.b-heading h2{font-size:calc(clamp(1.55rem,2.8vw,2.4rem) * var(--h-scale));text-transform:none;letter-spacing:-.02em;
  padding-top:clamp(18px,2vw,26px);border-top:2px solid var(--signal)}
.b-heading h3{font-size:calc(clamp(1.2rem,1.8vw,1.5rem) * var(--h-scale));text-transform:none;letter-spacing:-.015em}
.b-text.prose{max-width:none}

.b-gallery ul{list-style:none;display:grid;gap:clamp(8px,1.2vw,16px);grid-template-columns:repeat(var(--cols,3),minmax(0,1fr))}
.b-gallery.cols-2{--cols:2}
.b-gallery.cols-3{--cols:3}
.b-gallery.cols-4{--cols:4}
.b-gallery.r-original .b-frame{aspect-ratio:1/1}
.b-gallery.r-original img{height:100%;object-fit:cover}
.b-gallery .b-frame{--c:calc(8px*var(--chamfer))}

.b-mt{display:grid;gap:clamp(22px,4vw,64px);align-items:center;grid-template-columns:var(--a,1fr) var(--b,1fr)}
.b-mt.split-60{--a:3fr;--b:2fr}
.b-mt.split-40{--a:2fr;--b:3fr}
.b-mt.side-right .b-frame{order:2}
.b-mt.side-right.split-60{--a:2fr;--b:3fr}
.b-mt.side-right.split-40{--a:3fr;--b:2fr}
.b-mt-copy h3{font-size:calc(clamp(1.3rem,2.2vw,1.9rem) * var(--h-scale));text-transform:none;letter-spacing:-.02em;margin-bottom:16px}
.b-mt-copy .prose{max-width:none}

.b-quote{padding:clamp(8px,1vw,14px) 0 clamp(8px,1vw,14px) clamp(20px,2.6vw,34px);border-left:2px solid var(--stamp)}
.b-quote blockquote p{font-family:var(--display);font-weight:600;font-size:calc(clamp(1.3rem,2.4vw,2rem) * var(--h-scale));line-height:1.2;
  letter-spacing:-.015em;color:var(--ink);text-wrap:pretty;max-width:none}
.b-quote blockquote p::before{content:"\201C";color:var(--stamp)}
.b-quote blockquote p::after{content:"\201D";color:var(--stamp)}
.b-quote figcaption{display:flex;align-items:center;gap:14px;margin-top:20px}
.b-quote-face{--c:calc(6px*var(--chamfer));width:52px;height:52px;object-fit:cover;flex:0 0 auto;
  clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c))}
.b-quote figcaption span{display:flex;flex-direction:column;gap:2px}
.b-quote figcaption b{font-family:var(--data);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink)}
.b-quote figcaption small{font-size:.86rem;color:var(--ink-3)}

.b-callout{--c:calc(10px*var(--chamfer));padding:clamp(20px,2.6vw,30px);background:var(--tint);box-shadow:inset 3px 0 0 var(--signal);
  clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c))}
.b-callout.tone-highlight{background:rgba(212,175,55,.10);box-shadow:inset 3px 0 0 var(--stamp)}
.b-callout-title{font-family:var(--data);font-size:.74rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--signal-lift);margin-bottom:10px}
.b-callout.tone-highlight .b-callout-title{color:var(--stamp)}
.b-callout .prose{max-width:none;color:var(--ink)}

.b-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));border-top:2px solid var(--signal)}
.b-stats div{display:flex;flex-direction:column-reverse;justify-content:flex-end;gap:8px;padding:clamp(18px,2.2vw,28px) clamp(14px,2vw,26px) clamp(18px,2.2vw,28px) 0;border-bottom:1px solid var(--rule-soft)}
.b-stats dd{font-family:var(--display);font-weight:700;font-size:calc(clamp(2.2rem,4.4vw,3.8rem) * var(--h-scale));line-height:.95;letter-spacing:-.03em;color:var(--ink)}
.b-stats dt{font-size:.9rem;color:var(--ink-2);max-width:26ch}

.b-facts{--c:calc(10px*var(--chamfer));padding:clamp(20px,2.6vw,30px);background:var(--sheet);box-shadow:inset 0 0 0 1px var(--rule-soft);
  clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c))}
.b-facts .field-name{margin-bottom:14px}
.b-facts dl{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr));gap:0 clamp(18px,3vw,36px)}
.b-facts dl div{display:flex;flex-direction:column;gap:4px;padding:12px 0;border-top:1px solid var(--rule-hair)}
.b-facts dt{font-family:var(--data);font-size:.68rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.b-facts dd{font-size:.98rem;color:var(--ink);font-weight:600}

.b-video .b-frame{aspect-ratio:16/9}
.b-video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

.b-code figcaption{margin:0 0 8px}
.b-code pre{background:var(--sheet-3);box-shadow:inset 0 0 0 1px var(--rule-soft);padding:20px 22px;overflow:auto;
  --c:calc(8px*var(--chamfer));clip-path:polygon(var(--c) 0,100% 0,100% calc(100% - var(--c)),calc(100% - var(--c)) 100%,0 100%,0 var(--c))}
.b-code code{font-family:var(--data);font-size:.86rem;line-height:1.6;color:var(--ink);white-space:pre}

.b-divider{margin-block:clamp(6px,1vw,14px)}

/* related entries: three signature lines under the article */
.related{padding-bottom:var(--sec)}
.related .field-name{margin-bottom:16px}
.related ul{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 clamp(20px,3vw,40px);border-top:2px solid var(--signal)}
.related li{border-bottom:1px solid var(--rule-soft)}
.related a{display:flex;flex-direction:column;gap:10px;padding:20px 0;transition:transform .35s var(--out)}
.related a:hover{transform:translateX(8px)}
.related-meta{display:flex;gap:14px;flex-wrap:wrap;font-family:var(--data);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.related-meta span{color:var(--stamp)}
.related h3{text-transform:none;letter-spacing:-.01em;font-size:1.05rem}
.related a:hover h3{color:var(--signal-lift)}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .article-foot{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  .tb-nav{display:none}
  .tb-cta{display:none}
  .burger{display:block}
  .tb-inner{height:74px;gap:14px}
  .tb-logo img{height:32px}
  .foot-top{grid-template-columns:1fr}
  .entry>a{grid-template-columns:96px minmax(0,1fr);gap:18px 22px}
  .entry-cover,.entry-body{grid-column:2}
  .entry-cover{max-width:420px}
  .related ul{grid-template-columns:1fr}
  .b-gallery.cols-4{--cols:2}
  .b-mt,.b-mt[class*="split-"]{grid-template-columns:1fr}
  .b-mt.side-right .b-frame{order:0}
}
@media (max-width:680px){
  .tb-inner{gap:9px}
  .tb-logo img{height:28px}
  .tb-actions{gap:8px}
  .lang a{padding:9px 10px;min-height:38px}
  .burger{padding:8px 0 8px 2px;min-width:38px;min-height:38px}
  .foot-cols{grid-template-columns:1fr}
  .entry>a{grid-template-columns:1fr;gap:14px}
  .entry-key{flex-direction:row;align-items:baseline;gap:16px}
  .entry:hover>a{transform:none}
  .entry-cover,.entry-body{grid-column:auto}
  .entry-cover{max-width:none}
  .article-foot{grid-template-columns:1fr}
  .b-gallery.cols-3{--cols:2}
  .pager{flex-direction:column;align-items:flex-start}
}
@media (max-width:420px){
  .btn{font-size:.78rem;letter-spacing:.03em;padding:14px 16px 14px 14px;gap:9px}
  .btn>svg{width:15px;height:15px}
  .btn-ico{width:26px;height:26px}
  .btn-ico svg{width:15px;height:15px}
  .btn-sm{padding:10px 13px;font-size:.7rem;letter-spacing:.04em}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation:none !important}
  .entry:hover>a,.related a:hover{transform:none}
}