/* somosanalogica.com · sistema Analógica v1 (macrón). Una sola apariencia: papel con bandas de tinta y rojo. */
@font-face{font-family:Sora;src:url(/assets/fonts/Sora-var.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:Plex;src:url(/assets/fonts/IBMPlexMono-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:Plex;src:url(/assets/fonts/IBMPlexMono-500.woff2) format("woff2");font-weight:500;font-display:swap}
:root{
  --rojo:#FF3333;--tinta:#090E28;--papel:#EFE6D4;--grafito:#3A3D4A;--ambar:#F2A93B;
  --papel-2:#E6DCC7;--linea:#090E2824;--linea-clara:#EFE6D42E;
  --f-head:Sora,system-ui,sans-serif;--f-mono:Plex,ui-monospace,Menlo,monospace;
  --gutter:clamp(20px,5vw,72px);--max:1200px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--papel);color:var(--tinta);font:17px/1.6 var(--f-head);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--rojo);outline-offset:3px}
.band{padding-left:max(var(--gutter),env(safe-area-inset-left,0px));padding-right:max(var(--gutter),env(safe-area-inset-right,0px))}
.in{max-width:var(--max);margin:0 auto}
.tinta{background:var(--tinta);color:var(--papel)}
.rojo{background:var(--rojo);color:var(--tinta)}
.papel-2{background:var(--papel-2)}
h1,h2,h3{font-family:var(--f-head);font-weight:700;letter-spacing:-.03em;line-height:1.02;margin:0;text-wrap:balance}
h1{font-size:clamp(44px,7.4vw,104px)}
h2{font-size:clamp(32px,4.6vw,60px)}
h3{font-size:clamp(20px,2vw,24px);letter-spacing:-.015em;line-height:1.15}
p{margin:0}
.lead{font-size:clamp(18px,1.6vw,22px);line-height:1.5;max-width:40ch}
.mono{font-family:var(--f-mono);font-size:13px;letter-spacing:.08em;text-transform:uppercase;font-weight:500}
.sub{opacity:.78}
.macron{display:block;width:72px;height:14px;background:var(--rojo);clip-path:polygon(8% 0,92% 0,100% 30%,100% 70%,92% 100%,8% 100%,0 70%,0 30%)}
.macron.tinta-c{background:var(--tinta)}
.btn{display:inline-flex;align-items:center;gap:.55em;font-family:var(--f-head);font-weight:600;font-size:17px;letter-spacing:-.01em;text-decoration:none;border-radius:999px;padding:.78em 1.5em;border:0;cursor:pointer;white-space:nowrap;transition:transform .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn.rojo{background:var(--rojo);color:var(--tinta)}
.btn.tinta{background:var(--tinta);color:var(--papel)}
.btn.borde{background:transparent;color:inherit;box-shadow:inset 0 0 0 2px currentColor}
.btn[disabled]{opacity:.6;cursor:wait;transform:none}
.acciones{display:flex;flex-wrap:wrap;gap:12px}
.pend{background:var(--ambar);color:var(--tinta);font-family:var(--f-mono);font-size:.78em;padding:.1em .45em;border-radius:4px;letter-spacing:.02em}
.grano{position:relative;isolation:isolate}
.grano::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.09;mix-blend-mode:multiply;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.2  0 0 0 0 0.15  0 0 0 0 0.1  0 0 0 .55 0'/></filter><rect width='300' height='300' filter='url(%23n)'/></svg>")}

/* encabezado */
.top{position:sticky;top:0;z-index:20;background:var(--papel);border-bottom:1px solid var(--linea)}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);background:var(--papel);z-index:30}
.top{top:env(safe-area-inset-top,0px)}
.top .in{display:flex;align-items:center;gap:28px;min-height:72px}
.logo{display:inline-flex;color:var(--tinta);margin-right:auto}
.logo svg{width:138px;height:auto}
.menu{display:flex;gap:26px;font-size:15px}
.menu a{text-decoration:none;position:relative}
.menu a[aria-current="page"]::after,.menu a:hover::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:3px;background:var(--rojo)}
.top .btn{font-size:15px;padding:.6em 1.2em}
body.sin-menu .menu{display:none}

/* portada */
.hero{padding-block:clamp(72px,11vw,148px) clamp(64px,9vw,120px);position:relative;overflow:hidden}
.hero .in{display:grid;gap:30px;position:relative;z-index:1}
.hero .lead{color:#E7DECB}
.hero .iso{position:absolute;right:max(-60px,-4vw);bottom:-70px;width:min(42vw,520px);opacity:.95;z-index:0}
.hero h1{max-width:12ch}

/* secciones */
.sec{padding-block:clamp(64px,9vw,120px)}
.sec .in{display:grid;gap:clamp(28px,4vw,48px)}
.cab{display:grid;gap:18px;max-width:760px}
.tres{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2.4vw,32px)}
.item{display:grid;gap:12px;align-content:start;padding-top:20px;border-top:2px solid currentColor}
.item p{font-size:16px;line-height:1.55}
.paso .num{font-family:var(--f-mono);font-size:14px;color:var(--rojo)}
.tinta .item{border-color:var(--linea-clara)}

/* demo: piezas */
.piezas{display:grid;grid-template-columns:1.25fr 1fr .62fr;gap:clamp(12px,2vw,24px);align-items:start}
.pieza{display:grid;gap:10px;margin:0}
.pieza .marco{border-radius:10px;overflow:hidden;background:var(--tinta);box-shadow:0 1px 0 var(--linea)}
.pieza img{width:100%;height:auto}
.pieza .marco.alto img{aspect-ratio:4/5;object-fit:cover;object-position:top center}
.pieza figcaption{font-family:var(--f-mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase}

/* demo: entrada → salidas */
.entrega{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,2.3fr);gap:24px;align-items:stretch}
.entrada{align-content:start}
.entrada p{font-size:clamp(19px,1.6vw,22px);font-weight:600;line-height:1.35}
.flecha{display:grid;place-items:center;font:600 42px var(--f-head);color:var(--rojo)}
.salidas{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.salida{border-radius:12px;padding:22px;min-height:240px;display:flex;flex-direction:column;justify-content:space-between;gap:24px}
.salida .cifra{display:block;font:700 clamp(52px,5vw,72px)/1 var(--f-head);letter-spacing:-.03em}
.salida .que{font-weight:600;font-size:18px;margin-top:8px}
.salida .det{font-size:14px;opacity:.78}
.s-tinta{background:var(--tinta);color:var(--papel)} .s-tinta .mono{color:var(--ambar)}
.s-rojo{background:var(--rojo);color:var(--tinta)}
.s-papel{background:#F6EFE1;border:1px solid var(--linea)} .s-papel .mono{color:var(--rojo)}
dialog.ejemplo{width:min(1100px,calc(100vw - 32px));max-height:calc(100vh - 48px);border:0;border-radius:14px;padding:clamp(20px,3vw,40px);background:var(--papel);color:var(--tinta)}
dialog.ejemplo::backdrop{background:#090E28d9}
dialog.ejemplo[open]{display:grid;gap:22px}
.ej-cab{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.ej-cab h2{font-size:clamp(26px,3vw,40px)}
dialog.ejemplo figure{margin:0;display:grid;gap:10px}
dialog.ejemplo img{width:100%;height:auto;border-radius:8px}
.ej-ads{display:grid;grid-template-columns:1fr .8fr .56fr;gap:12px;align-items:start}

/* ia vs personas */
.lados{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:2px solid var(--tinta)}
.lado{padding:24px 24px 8px 0;display:grid;gap:14px;align-content:start}
.lado+.lado{padding-left:24px;border-left:1px solid var(--linea)}
.lado ul{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.lado li{display:flex;gap:12px;align-items:baseline;font-size:16px}
.lado li::before{content:"";flex:none;width:16px;height:4px;background:var(--rojo);transform:translateY(-4px)}
.lado.ia li::before{background:var(--grafito)}

/* preguntas */
.faq{display:grid;border-top:2px solid var(--tinta)}
.faq details{border-bottom:1px solid var(--linea);padding:18px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:clamp(18px,1.7vw,21px);list-style:none;display:flex;justify-content:space-between;gap:20px;letter-spacing:-.01em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--f-mono);font-size:22px;line-height:1;color:var(--rojo)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:12px;max-width:62ch;font-size:16px}

/* cierre */
.cierre{padding-block:clamp(72px,10vw,132px)}
.cierre .in{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap}
.cierre h2{max-width:13ch;font-size:clamp(38px,6vw,84px)}

/* formulario */
.forma{display:grid;gap:26px;max-width:760px}
.campo{display:grid;gap:6px}
.campo label,.forma legend{font-family:var(--f-mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;font-weight:500}
.campo .op{opacity:.6;text-transform:none;letter-spacing:0}
.forma input,.forma textarea{width:100%;font:17px/1.4 var(--f-head);color:var(--tinta);background:transparent;border:0;border-bottom:2px solid var(--tinta);border-radius:0;padding:10px 0}
.forma textarea{min-height:120px;resize:vertical}
.forma input:focus,.forma textarea:focus{outline:0;border-bottom-color:var(--rojo)}
.forma fieldset{border:0;margin:0;padding:0;display:grid;gap:14px}
.par{display:grid;grid-template-columns:1fr auto 1fr;gap:20px;align-items:end}
.par .o{font-family:var(--f-mono);padding-bottom:12px}
.error{color:#C01818;font-family:var(--f-mono);font-size:12.5px;min-height:1em}
.trampa{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.forma .pie{display:flex;flex-wrap:wrap;gap:16px;align-items:center}
.forma .aviso{font-size:13px;opacity:.75;max-width:52ch}

/* layout dos columnas */
.dos{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(32px,6vw,96px);align-items:start}
.lista-num{margin:0;padding:0;list-style:none;display:grid;gap:18px;counter-reset:n}
.lista-num li{display:grid;grid-template-columns:44px 1fr;gap:4px 12px;counter-increment:n}
.lista-num li::before{content:counter(n,decimal-leading-zero);font-family:var(--f-mono);color:var(--rojo);font-size:14px;padding-top:3px;grid-row:span 2}
.lista-num b{font-weight:600}
.caja{border:1px solid var(--linea);border-radius:12px;padding:22px;display:grid;gap:10px;background:#F6EFE1}
.dato{font-family:var(--f-mono);font-size:15px;user-select:all;word-break:break-all}
.equipo{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.persona{display:grid;gap:10px}
.persona .foto{aspect-ratio:4/5;border-radius:10px;border:2px dashed var(--linea);display:grid;place-items:center;text-align:center;padding:16px}
.legal{max-width:72ch;display:grid;gap:18px}
.legal h2{font-size:clamp(22px,2.4vw,28px);margin-top:12px}
.legal ul{margin:0;padding-left:20px;display:grid;gap:6px}

/* pie */
footer.band{padding-block:56px calc(40px + env(safe-area-inset-bottom,0px))}
footer .in{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px}
footer .logo{color:var(--papel)}
footer nav,footer .contacto{display:grid;gap:8px;font-size:15px;align-content:start}
footer a{text-decoration:none}
footer a:hover{text-decoration:underline;text-decoration-color:var(--rojo);text-underline-offset:4px}
footer .base{grid-column:1/-1;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--linea-clara);padding-top:20px;font-size:13px;opacity:.75}

/* barra fija en celular */
.barra{display:none}
@media (max-width:760px){
  .menu{display:none}
  .top .btn{display:none}
  .barra{display:flex;gap:10px;position:fixed;left:0;right:0;bottom:0;z-index:25;padding:10px max(16px,env(safe-area-inset-right,0px)) calc(10px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));background:var(--papel);border-top:1px solid var(--linea)}
  .barra .btn{flex:1;justify-content:center;padding:.8em 1em}
  body{padding-bottom:76px}
  .tres,.piezas,.dos,.lados,.entrega,.salidas{grid-template-columns:1fr}
  .flecha{transform:rotate(90deg);font-size:34px}
  .salida{min-height:0;flex-direction:row;align-items:flex-end;justify-content:space-between}
  .ej-ads{grid-template-columns:1fr}
  .lado,.lado+.lado{padding:20px 0 4px;border-left:0}
  .lado+.lado{border-top:1px solid var(--linea)}
  .par{grid-template-columns:1fr;gap:6px}
  .par .o{padding:0}
  footer .in{grid-template-columns:1fr}
  .hero .iso{width:44vw;right:-14vw;bottom:-110px;opacity:.85}
  .hero{padding-bottom:110px}
  .hero h1{max-width:none}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}