/* Inteligencia Editorial — hoja de estilos v3 · «la revista»
   Concepto: cada producto es una portada. Papel blanco, tinta negra,
   azul Klein como tinta plana y semitono de imprenta como imagen. */

@font-face { font-family: "Anton"; src: url("fonts/anton-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Instrument Serif"; src: url("fonts/instrument-serif-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Instrument Serif"; src: url("fonts/instrument-serif-latin-400-italic.woff2") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Figtree"; src: url("fonts/figtree-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Figtree"; src: url("fonts/figtree-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Figtree"; src: url("fonts/figtree-latin-800-normal.woff2") format("woff2"); font-weight: 800; font-display: swap; }

:root {
  --paper: #ffffff;
  --paper-2: #f2f2ee;
  --ink: #0d0d0d;
  --ink-soft: #55555a;
  --rule: #0d0d0d;
  --klein: #1b2fff;
  --klein-ink: #ffffff;
  --pop: #ff4b1f;
  --ok: #0f9d58;
  --warn: #c98a00;

  --f-mast: "Anton", "Impact", "Arial Narrow Bold", sans-serif;
  --f-serif: "Instrument Serif", "Times New Roman", serif;
  --f-body: "Figtree", "Helvetica Neue", Arial, sans-serif;
  --wrap: 82rem;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 1.0625rem/1.6 var(--f-body); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, video { max-width: 100%; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--klein); outline-offset: 3px; }
h1, h2, h3 { margin: 0; font-weight: 400; text-wrap: balance; }
p { margin: 0; }
.wrap { max-width: var(--wrap); margin-inline: auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.skip { position: absolute; left: -999px; top: 0; background: var(--paper); padding: .75rem; z-index: 100; }
.skip:focus { left: 16px; }
.kicker { font: 800 .74rem/1.2 var(--f-body); text-transform: uppercase; letter-spacing: .16em; }
.kicker.blue { color: var(--klein); }
.serif { font-family: var(--f-serif); }
.it { font-family: var(--f-serif); font-style: italic; }

/* Barra superior */
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--paper); }
.topbar { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 40; background: var(--paper); border-bottom: 2px solid var(--ink); }
.topbar .wrap { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 1rem; padding-block: .6rem; }
.issue { font: 800 .72rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; white-space: nowrap; }
.issue b { font: 400 1.25rem/1 var(--f-mast); letter-spacing: .02em; margin-right: .5rem; }
.nav { display: flex; justify-content: center; gap: 1.6rem; flex-wrap: wrap; }
.nav a { text-decoration: none; font: 600 .9rem/1 var(--f-body); }
.nav a:hover { color: var(--klein); }
.btn { display: inline-flex; align-items: center; gap: .5rem; padding: .85rem 1.3rem; font: 800 .82rem/1 var(--f-body); letter-spacing: .1em; text-transform: uppercase; text-decoration: none; border: 2px solid var(--ink); background: var(--paper); color: var(--ink); cursor: pointer; transition: transform .15s, box-shadow .15s; }
.btn:hover { transform: translate(-3px, -3px); box-shadow: 3px 3px 0 var(--ink); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-blue { background: var(--klein); color: var(--klein-ink); border-color: var(--klein); }
.btn-blue:hover { box-shadow: 3px 3px 0 var(--ink); }
.btn-sm { padding: .6rem .9rem; font-size: .72rem; }

/* PORTADA */
.cover { padding-block: 1.2rem 0; }
.masthead { font: 400 clamp(3rem, 12.4vw, 11.8rem)/.82 var(--f-mast); letter-spacing: -.005em; text-transform: uppercase; display: block; white-space: nowrap; }
.mast-row { display: flex; justify-content: space-between; align-items: center; gap: 1rem; border-block: 2px solid var(--ink); margin-top: .9rem; padding-block: .45rem; font: 800 .72rem/1.2 var(--f-body); letter-spacing: .14em; text-transform: uppercase; flex-wrap: wrap; }
.cover-art { position: relative; margin-top: 1rem; aspect-ratio: 16 / 8.2; max-width: 100%; background: var(--klein); overflow: hidden; color: #fff; }
.cover-art canvas, .cover-art video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.cover-art video { opacity: 0; transition: opacity 1s; }
.cover-art video.ready { opacity: 1; }
.cover-lines { position: absolute; inset: 0; display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 2rem; padding: clamp(1.25rem, 3vw, 2.75rem); align-items: end; }
.cover-title { font: 400 clamp(2.6rem, 8.5vw, 8rem)/.86 var(--f-mast); text-transform: uppercase; }
.cover-title .it { text-transform: none; font-size: .78em; display: block; line-height: 1; margin-top: .1em; }
.cover-list { display: grid; gap: .9rem; align-self: stretch; align-content: end; }
.cover-list a { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .8rem; align-items: baseline; text-decoration: none; border-top: 2px solid #fff; padding-top: .5rem; }
.cover-list strong { font: 400 1.6rem/1 var(--f-mast); text-transform: uppercase; display: block; }
.cover-list span { font: italic 400 1.05rem/1.25 var(--f-serif); }
.cover-list em { font: 400 1.4rem/1 var(--f-mast); font-style: normal; }
.cover-list a:hover strong { text-decoration: underline; }
.barcode { position: absolute; top: clamp(1rem, 2.5vw, 2rem); right: clamp(1rem, 2.5vw, 2rem); background: #fff; color: var(--ink); padding: .5rem .6rem .35rem; font: 800 .55rem/1 var(--f-body); letter-spacing: .1em; text-align: center; }
.barcode svg { display: block; width: 104px; height: 40px; }
.sticker { position: absolute; top: clamp(1rem, 2.5vw, 2rem); left: clamp(1rem, 2.5vw, 2rem); width: 108px; height: 108px; border-radius: 50%; background: var(--pop); color: #fff; display: grid; place-items: center; text-align: center; font: 400 1.05rem/1 var(--f-mast); text-transform: uppercase; transform: rotate(-12deg); animation: wobble 6s ease-in-out infinite; }
.sticker small { display: block; font: 800 .55rem/1.2 var(--f-body); letter-spacing: .1em; margin-top: .2rem; }
@keyframes wobble { 50% { transform: rotate(-4deg) scale(1.05); } }

/* Sumario y carta del editor */
.contents { padding-block: clamp(3.5rem, 7vw, 6rem); }
.contents .wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(2rem, 5vw, 5rem); }
.section-title { font: 400 clamp(3rem, 7vw, 6rem)/.9 var(--f-mast); text-transform: uppercase; }
.letter p { font: 400 1.35rem/1.5 var(--f-serif); max-width: 34rem; }
.letter p + p { margin-top: 1rem; }
.letter .dropcap::first-letter { float: left; font: 400 5.4rem/.8 var(--f-mast); margin: .35rem .6rem 0 0; color: var(--klein); }
.letter .sign { font: italic 400 1.3rem/1.2 var(--f-serif); margin-top: 1.4rem; }
.toc { list-style: none; margin: 1.25rem 0 0; padding: 0; border-top: 2px solid var(--ink); }
.toc li { border-bottom: 1px solid var(--ink); }
.toc a { display: grid; grid-template-columns: 3.4rem minmax(0, 1fr) auto; gap: 1rem; align-items: baseline; padding: 1rem 0; text-decoration: none; transition: padding .2s, background .2s; }
.toc a:hover { padding-left: .6rem; background: var(--paper-2); }
.toc .pg { font: 400 2.2rem/1 var(--f-mast); color: var(--klein); }
.toc strong { font: 400 1.5rem/1.05 var(--f-mast); text-transform: uppercase; display: block; }
.toc span { font: italic 400 1.1rem/1.3 var(--f-serif); color: var(--ink-soft); }
.toc .tag { font: 800 .65rem/1 var(--f-body); letter-spacing: .12em; text-transform: uppercase; border: 1.5px solid currentColor; padding: .35rem .5rem; white-space: nowrap; }

/* Doble página de producto */
.spread { border-top: 2px solid var(--ink); }
.folio { display: flex; justify-content: space-between; gap: 1rem; padding-block: .6rem; font: 800 .7rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; border-bottom: 1px solid var(--ink); flex-wrap: wrap; }
.spread-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 4rem); padding-block: clamp(2rem, 4vw, 3.5rem) clamp(3rem, 6vw, 5rem); align-items: start; }
.spread.flip .spread-art { order: 2; }
.spread-art { position: relative; min-height: 34rem; background: var(--klein); overflow: hidden; display: grid; place-items: center; padding: clamp(1rem, 3vw, 2.5rem); min-width: 0; }
.spread-art.ink { background: var(--ink); }
.spread-art.pop { background: var(--pop); }
.spread-art.stone { background: #d9d6cc; }
.spread-art canvas, .spread-art video.bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.spread-art video.bg { opacity: 0; transition: opacity 1s; }
.spread-art video.bg.ready { opacity: 1; }
.caption { position: absolute; left: 1rem; bottom: .8rem; right: 1rem; font: italic 400 .95rem/1.3 var(--f-serif); color: #fff; z-index: 2; }
.spread-art.stone .caption { color: var(--ink); }
.article { min-width: 0; display: grid; gap: 1.1rem; align-content: start; }
.article h2 { font: 400 clamp(3.2rem, 7.5vw, 6.8rem)/.86 var(--f-mast); text-transform: uppercase; }
.deck { font: italic 400 clamp(1.4rem, 2.3vw, 1.9rem)/1.2 var(--f-serif); }
.byline { font: 800 .7rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); padding-bottom: .9rem; border-bottom: 1px solid var(--ink); }
.body-cols { columns: 2 15rem; column-gap: 2rem; }
.body-cols p { margin-bottom: .9rem; break-inside: avoid; }
.claves { border: 2px solid var(--ink); padding: 1rem 1.2rem; }
.claves h3 { font: 800 .72rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; margin-bottom: .7rem; }
.claves ol { margin: 0; padding-left: 1.3rem; display: grid; gap: .4rem; }
.claves li::marker { font-family: var(--f-mast); color: var(--klein); }
.pull { font: italic 400 clamp(1.6rem, 2.8vw, 2.3rem)/1.15 var(--f-serif); border-left: 6px solid var(--klein); padding-left: 1rem; }
.refs { display: flex; flex-wrap: wrap; gap: .4rem; }
.refs span { font: 800 .66rem/1 var(--f-body); letter-spacing: .1em; text-transform: uppercase; padding: .4rem .55rem; background: var(--paper-2); }
.ctas { display: flex; gap: .7rem; flex-wrap: wrap; margin-top: .4rem; }
.by { font: italic 400 1rem/1.3 var(--f-serif); color: var(--ink-soft); }

/* Pantallas de demostración dentro de la imagen */
.screen { position: relative; z-index: 2; width: min(100%, 30rem); background: #fff; color: var(--ink); border: 2px solid var(--ink); box-shadow: 10px 10px 0 var(--ink); font-size: .9rem; }
.screen-bar { display: flex; justify-content: space-between; align-items: center; gap: .5rem; padding: .55rem .8rem; border-bottom: 2px solid var(--ink); font: 800 .66rem/1 var(--f-body); letter-spacing: .1em; text-transform: uppercase; background: var(--paper-2); }
.screen-body { padding: .9rem; min-height: 17rem; }
.scan-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .7rem; padding: .55rem 0; border-bottom: 1px dashed #bbb; align-items: center; animation: pop .35s ease-out; }
.chip { font: 800 .62rem/1 var(--f-body); letter-spacing: .06em; text-transform: uppercase; padding: .35rem .45rem; border: 1.5px solid currentColor; white-space: nowrap; }
.chip.ok { color: var(--ok); } .chip.warn { color: var(--warn); } .chip.hi { color: var(--pop); } .chip.info { color: var(--klein); }
.bar { height: 8px; background: var(--paper-2); border: 1.5px solid var(--ink); margin-top: .9rem; }
.bar > i { display: block; height: 100%; width: 0; background: var(--klein); transition: width .5s; }
.foot { display: flex; justify-content: space-between; margin-top: .5rem; font: 600 .78rem/1.3 var(--f-body); }
.chat { display: grid; gap: .55rem; }
.msg { max-width: 86%; padding: .6rem .8rem; border: 1.5px solid var(--ink); animation: pop .35s ease-out; }
.msg.user { justify-self: end; background: var(--ink); color: #fff; }
.msg.bot { background: #fff; }
.msg.note { justify-self: center; border: 0; padding: 0; font: italic 400 .9rem/1.2 var(--f-serif); color: var(--ink-soft); }
.typing { display: inline-flex; gap: 4px; padding: .7rem .9rem; border: 1.5px solid var(--ink); width: max-content; }
.typing i { width: 6px; height: 6px; border-radius: 50%; background: var(--ink); display: block; animation: blink 1s infinite; }
.typing i:nth-child(2) { animation-delay: .15s; } .typing i:nth-child(3) { animation-delay: .3s; }
.ed-title { font: 400 1.5rem/1.05 var(--f-mast); text-transform: uppercase; margin-bottom: .6rem; min-height: 1.6rem; }
.ed-body { font: 400 1.05rem/1.45 var(--f-serif); }
.caret { display: inline-block; width: 2px; height: 1em; background: var(--klein); vertical-align: -2px; animation: blink 1s steps(1) infinite; }
.kpis { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .5rem; }
.kpi { border: 1.5px solid var(--ink); padding: .6rem; }
.kpi small { font: 800 .58rem/1.2 var(--f-body); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft); }
.kpi b { display: block; font: 400 1.9rem/1 var(--f-mast); margin-top: .3rem; font-variant-numeric: tabular-nums; }
.bars { display: flex; align-items: flex-end; gap: 7px; height: 7.5rem; margin-top: .8rem; padding: .6rem; border: 1.5px solid var(--ink); }
.bars i { flex: 1; background: var(--ink); height: 0; transition: height .9s cubic-bezier(.2,.8,.2,1); display: block; }
.bars i.hl { background: var(--klein); }
.toast { margin-top: .7rem; padding: .55rem .7rem; background: var(--klein); color: #fff; font: 600 .82rem/1.3 var(--f-body); animation: pop .35s ease-out; }
@keyframes blink { 50% { opacity: .25; } }
@keyframes pop { from { transform: translateY(6px); opacity: .3; } to { transform: none; opacity: 1; } }

/* Sección servicios */
.services-sec { background: var(--ink); color: #fff; padding-block: clamp(3.5rem, 7vw, 6rem); }
.services-sec .section-title { color: #fff; }
.services-sec .lead { font: italic 400 1.6rem/1.25 var(--f-serif); max-width: 40rem; margin-top: 1rem; color: #d8d8d8; }
.services { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 2.5rem; border-top: 2px solid #fff; }
.service { padding: 1.4rem 1.2rem 1.6rem 0; border-right: 1px solid #555; display: grid; gap: .7rem; align-content: start; min-width: 0; transition: background .2s; }
.service + .service { padding-left: 1.2rem; }
.service:last-child { border-right: 0; }
.service:hover { background: #1a1a1a; }
.service .n { font: 400 4rem/1 var(--f-mast); color: var(--klein); -webkit-text-stroke: 0; }
.service h3 { font: 400 1.5rem/1.05 var(--f-mast); text-transform: uppercase; }
.service p { color: #c8c8c8; font-size: .97rem; }
.service .eg { font: italic 400 1rem/1.3 var(--f-serif); color: #fff; }

/* Reportaje: proyectos */
.report { padding-block: clamp(3.5rem, 7vw, 6rem); }
.cases { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.5rem; margin-top: 2rem; }
.case { border-top: 6px solid var(--ink); padding-top: 1rem; display: grid; gap: .8rem; align-content: start; min-width: 0; }
.case h3 { font: 400 clamp(1.9rem, 3.4vw, 2.8rem)/.95 var(--f-mast); text-transform: uppercase; }
.case .sector { font: 800 .7rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; color: var(--klein); }
.case p { color: var(--ink-soft); }
.flow { display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; font: 800 .7rem/1 var(--f-body); letter-spacing: .08em; text-transform: uppercase; }
.flow span { border: 1.5px solid var(--ink); padding: .4rem .5rem; }
.flow em { font-style: normal; color: var(--klein); font-size: 1rem; }

/* En vídeo */
.video-sec { padding-block: 0 clamp(3.5rem, 7vw, 6rem); }
.showreel { position: relative; aspect-ratio: 16 / 9; max-width: 100%; background: var(--ink); overflow: hidden; display: grid; place-items: center; }
.showreel canvas, .showreel video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.showreel .play { position: relative; z-index: 2; display: grid; place-items: center; gap: .6rem; background: none; border: 0; color: #fff; cursor: pointer; font: 400 clamp(2rem, 6vw, 4.5rem)/1 var(--f-mast); text-transform: uppercase; }
.showreel .play i { width: 84px; height: 84px; border-radius: 50%; background: #fff; display: grid; place-items: center; transition: transform .2s; }
.showreel .play i::after { content: ""; border-left: 24px solid var(--ink); border-top: 15px solid transparent; border-bottom: 15px solid transparent; margin-left: 6px; }
.showreel .play:hover i { transform: scale(1.1); }
.showreel .cap { position: absolute; left: 1rem; bottom: .8rem; z-index: 2; color: #fff; font: italic 400 1rem/1.3 var(--f-serif); }
.showreel.playing .play, .showreel.playing .cap, .showreel.playing canvas { display: none; }

/* Cartas al editor (contacto) */
.letters { background: var(--klein); color: #fff; padding-block: clamp(3.5rem, 7vw, 6rem); }
.letters .section-title { font-size: clamp(3rem, 9vw, 8.5rem); }
.letters .lead { font: italic 400 1.6rem/1.25 var(--f-serif); margin-top: 1rem; max-width: 36rem; }
.addr { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin-top: 2.5rem; border-top: 2px solid #fff; }
.addr div { padding-top: .9rem; min-width: 0; }
.addr small { display: block; font: 800 .68rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; margin-bottom: .5rem; opacity: .85; }
.addr a, .addr span { font: 400 1.35rem/1.25 var(--f-serif); text-decoration: none; overflow-wrap: anywhere; color: #fff; }
.addr a:hover { text-decoration: underline; }

/* Colofón */
.colophon { border-top: 2px solid var(--ink); padding-block: 1.5rem 2rem; font-size: .88rem; }
.colophon .wrap { display: flex; justify-content: space-between; gap: 1.25rem; flex-wrap: wrap; }
.colophon p { font: italic 400 1.05rem/1.4 var(--f-serif); }
.colophon nav { display: flex; gap: 1.25rem; flex-wrap: wrap; align-items: center; }
.linklike { background: none; border: 0; padding: 0; font: inherit; color: inherit; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }

/* Aparición al hacer scroll (visible en reposo) */
.reveal { transform: translateY(26px); transition: transform .9s cubic-bezier(.2,.8,.2,1); }
.reveal.in { transform: none; }

/* Páginas legales */
.legal { padding-block: 3rem 4rem; }
.legal article { max-width: 48rem; display: grid; gap: 1.2rem; }
.legal h1 { font: 400 clamp(2.6rem, 7vw, 5rem)/.9 var(--f-mast); text-transform: uppercase; }
.legal h2 { font: 400 1.6rem/1 var(--f-mast); text-transform: uppercase; margin-top: 1.2rem; }
.legal .label { font: 800 .72rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; color: var(--klein); }
.legal .updated { font: italic 400 1rem/1 var(--f-serif); color: var(--ink-soft); }
.legal ul { margin: 0; padding-left: 1.2rem; display: grid; gap: .4rem; }
.table-scroll { overflow-x: auto; border: 2px solid var(--ink); }
.legal table { border-collapse: collapse; width: 100%; min-width: 38rem; font-size: .92rem; }
.legal th, .legal td { text-align: left; padding: .65rem .8rem; border-bottom: 1px solid var(--ink); vertical-align: top; }
.legal th { font: 800 .68rem/1.3 var(--f-body); letter-spacing: .1em; text-transform: uppercase; background: var(--paper-2); }
.legal tr:last-child td { border-bottom: 0; }
.legal a { color: var(--klein); }
.datos { border: 2px solid var(--ink); padding: 1.1rem; display: grid; gap: .3rem; }

/* Aviso de cookies */
.cookie-banner { position: fixed; z-index: 60; left: max(16px, env(safe-area-inset-left, 0px)); right: max(16px, env(safe-area-inset-right, 0px)); bottom: calc(16px + env(safe-area-inset-bottom, 0px)); max-width: 62rem; margin-inline: auto; padding: 1.3rem; background: var(--paper); border: 2px solid var(--ink); box-shadow: 8px 8px 0 var(--ink); }
.cookie-inner { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 1.2rem; align-items: center; }
.cookie-inner h2 { font: 400 1.5rem/1 var(--f-mast); text-transform: uppercase; margin-bottom: .45rem; }
.cookie-inner p { font-size: .92rem; color: var(--ink-soft); }
.cookie-inner a { color: var(--klein); }
.cookie-actions { display: flex; gap: .6rem; flex-wrap: wrap; }
.cookie-actions .btn { min-width: 9.5rem; justify-content: center; }
.cookie-banner .btn-primary { background: var(--ink); color: var(--paper); }
.cookie-banner .btn-ghost { background: var(--paper); }
.cookie-prefs { grid-column: 1 / -1; display: grid; gap: .8rem; border-top: 1px solid var(--ink); padding-top: 1rem; }
.pref { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .9rem; align-items: center; }
.pref p { font-size: .88rem; } .pref strong { display: block; color: var(--ink); }
.switch { position: relative; width: 3rem; height: 1.6rem; flex: none; }
.switch input { opacity: 0; width: 100%; height: 100%; position: absolute; inset: 0; margin: 0; cursor: pointer; }
.switch span { position: absolute; inset: 0; border: 2px solid var(--ink); background: var(--paper); transition: background .15s; pointer-events: none; }
.switch span::after { content: ""; position: absolute; top: 2px; left: 2px; width: calc(1.6rem - 8px); height: calc(1.6rem - 8px); background: var(--ink); transition: transform .15s; }
.switch input:checked + span { background: var(--klein); }
.switch input:checked + span::after { transform: translateX(1.4rem); background: #fff; }
.switch input:disabled + span { opacity: .55; }
.switch input:focus-visible + span { outline: 3px solid var(--klein); outline-offset: 2px; }

@media (max-width: 980px) {
  .services { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service:nth-child(2) { border-right: 0; }
  .service:nth-child(3) { padding-left: 0; }
  .service:nth-child(n+3) { border-top: 1px solid #555; }
}
@media (max-width: 860px) {
  .topbar .wrap { grid-template-columns: auto auto; justify-content: space-between; }
  .nav { display: none; }
  .cover-art { aspect-ratio: auto; min-height: 40rem; }
  .cover-lines { grid-template-columns: minmax(0, 1fr); padding-top: 9rem; }
  .contents .wrap, .spread-grid, .cases, .addr { grid-template-columns: minmax(0, 1fr); }
  .spread.flip .spread-art { order: 0; }
  .spread-art { min-height: 26rem; }
  .cookie-inner { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 520px) {
  .services { grid-template-columns: minmax(0, 1fr); }
  .service, .service + .service { padding: 1.2rem 0; border-right: 0; border-top: 1px solid #555; }
  .toc a { grid-template-columns: 2.6rem minmax(0, 1fr); }
  .toc .tag { display: none; }
  .cookie-actions .btn { flex: 1 1 100%; }
  .barcode { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { transform: none; }
}

/* Ajustes de legibilidad sobre la trama */
.cover .wrap { overflow: hidden; }
.masthead { font-size: 10vw; }
.cover-art::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(27,47,255,0) 20%, rgba(27,47,255,.94) 60%); pointer-events: none; }
.cover-lines { z-index: 2; }
.sticker, .barcode { z-index: 3; }
.cover-title { font-size: clamp(2.6rem, 7vw, 6.6rem); }
.caption { background: #fff; color: #0d0d0d !important; padding: .35rem .6rem; width: max-content; max-width: calc(100% - 2rem); }
@media (max-width: 520px) { .mast-row span:last-child { display: none; } .mast-row { flex-direction: column; align-items: flex-start; gap: .4rem; } }

/* ===== Capa moderna (v3.1) ===== */
:root { --radius-xl: 28px; --radius-l: 18px; --soft: 0 30px 80px -30px rgba(13,13,13,.35); }
.progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: var(--klein); z-index: 70; }
.topbar { position: sticky; top: calc(10px + env(safe-area-inset-top, 0px)); background: transparent; border: 0; padding-left: max(12px, env(safe-area-inset-left, 0px)); padding-right: max(12px, env(safe-area-inset-right, 0px)); }
.topbar .wrap { background: rgba(255,255,255,.82); backdrop-filter: blur(16px) saturate(1.4); -webkit-backdrop-filter: blur(16px) saturate(1.4); border: 1px solid rgba(13,13,13,.08); border-radius: 999px; box-shadow: 0 10px 30px -14px rgba(13,13,13,.3); padding: .5rem .5rem .5rem 1.2rem; margin-top: 10px; max-width: 72rem; }
.nav a { padding: .45rem .8rem; border-radius: 999px; transition: background .2s, color .2s; }
.nav a:hover { background: rgba(27,47,255,.08); }
.btn { border-radius: 999px; border-width: 1.5px; transition: transform .2s, box-shadow .2s, background .2s; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 26px -12px rgba(13,13,13,.45); }
.btn-blue:hover { box-shadow: 0 14px 30px -12px rgba(27,47,255,.7); }
.cover { padding-top: 1.6rem; }
.masthead .ch { display: inline-block; transform: translateY(110%); animation: rise .9s cubic-bezier(.2,.8,.2,1) forwards; }
.mast-clip { display: inline-block; overflow: hidden; vertical-align: top; }
@keyframes rise { to { transform: none; } }
.mast-row { border: 0; background: var(--paper-2); border-radius: 999px; padding: .65rem 1.2rem; }
.cover-art, .spread-art, .showreel { border-radius: var(--radius-xl); }
.cover-art { box-shadow: var(--soft); }
.cover-list a { border-top-width: 1px; border-color: rgba(255,255,255,.55); padding-top: .7rem; transition: transform .25s; }
.cover-list a:hover { transform: translateX(6px); }
.sticker { box-shadow: 0 16px 30px -12px rgba(0,0,0,.45); }
.barcode { border-radius: 8px; }
.toc { border-top: 0; display: grid; gap: .4rem; }
.toc li { border: 0; }
.toc a { border-radius: var(--radius-l); padding: 1rem 1.1rem; background: var(--paper-2); }
.toc a:hover { padding-left: 1.4rem; background: #e9eaff; }
.toc .tag { border-radius: 999px; }
.folio { border-bottom: 0; color: var(--ink-soft); }
.spread { border-top: 1px solid rgba(13,13,13,.12); }
.spread-art { box-shadow: var(--soft); transition: transform .4s cubic-bezier(.2,.8,.2,1); }
.spread-art:hover { transform: scale(1.01); }
.screen { border: 0; border-radius: var(--radius-l); box-shadow: 0 40px 90px -30px rgba(0,0,0,.55); overflow: hidden; }
.screen-bar { border-bottom: 1px solid rgba(13,13,13,.08); }
.chip { border-radius: 999px; border-width: 1.5px; }
.bar { border: 0; border-radius: 99px; height: 8px; overflow: hidden; }
.bar > i { border-radius: inherit; }
.msg { border: 0; border-radius: 16px; }
.msg.bot { background: var(--paper-2); }
.msg.user { border-bottom-right-radius: 4px; } .msg.bot { border-bottom-left-radius: 4px; }
.typing { border: 0; background: var(--paper-2); border-radius: 16px; }
.kpi { border: 0; background: var(--paper-2); border-radius: 12px; }
.bars { border: 0; background: var(--paper-2); border-radius: 12px; }
.bars i { border-radius: 6px 6px 2px 2px; }
.toast { border-radius: 12px; }
.claves { border: 0; background: var(--paper-2); border-radius: var(--radius-l); padding: 1.2rem 1.4rem; }
.refs span { border-radius: 999px; padding: .45rem .75rem; }
.caption { border-radius: 999px; padding: .4rem .8rem; }
.services-sec { border-radius: var(--radius-xl) var(--radius-xl) 0 0; }
.services { border-top: 0; gap: 1rem; }
.service, .service + .service { border: 1px solid #2a2a2a !important; border-radius: var(--radius-l); padding: 1.6rem !important; background: #141414; transition: transform .25s, background .25s; }
.service:hover { transform: translateY(-4px); background: #1b1b1b; }
.case { border-top: 0; background: var(--paper-2); border-radius: var(--radius-xl); padding: 1.8rem; }
.flow span { border: 0; background: #fff; border-radius: 999px; padding: .45rem .7rem; }
.letters { border-radius: var(--radius-xl) var(--radius-xl) 0 0; }
.addr { border-top: 0; gap: 1rem; }
.addr div { background: rgba(255,255,255,.1); border-radius: var(--radius-l); padding: 1.2rem; }
.showreel video { border-radius: inherit; }
.cookie-banner { border: 1px solid rgba(13,13,13,.1); border-radius: 22px; box-shadow: 0 30px 80px -20px rgba(13,13,13,.45); }
.switch span { border-radius: 999px; border-width: 1.5px; }
.switch span::after { border-radius: 50%; }
.datos, .table-scroll { border-radius: var(--radius-l); border-width: 1.5px; }
@media (max-width: 860px) {
  .topbar .wrap { padding-left: 1rem; }
  .masthead .ch { animation-duration: .6s; }
}
@media (prefers-reduced-motion: reduce) { .masthead .ch { transform: none; } }

/* Tarifas BIA */
.tarifas-sec { padding-block: clamp(3.5rem, 7vw, 6rem); background: var(--paper-2); }
.tarifas-sec .lead { font: italic 400 1.6rem/1.25 var(--f-serif); max-width: 40rem; margin-top: 1rem; color: var(--ink-soft); }
.planes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; margin-top: 2.5rem; }
.plan { position: relative; background: var(--paper); border: 2px solid var(--ink); padding: 1.6rem 1.4rem; display: grid; gap: .9rem; align-content: start; min-width: 0; }
.plan-dest { border-color: var(--klein); box-shadow: 6px 6px 0 var(--klein); }
.plan-tag { position: absolute; top: -.8rem; left: 1.2rem; background: var(--klein); color: var(--klein-ink); font: 800 .65rem/1 var(--f-body); letter-spacing: .12em; text-transform: uppercase; padding: .45rem .6rem; }
.plan-n { font: 400 1.6rem/1 var(--f-mast); text-transform: uppercase; }
.plan-p { display: flex; align-items: baseline; gap: .5rem; flex-wrap: wrap; }
.plan-p b { font: 400 clamp(2.8rem, 5vw, 3.6rem)/1 var(--f-mast); color: var(--klein); }
.plan-p span { font: italic 400 1.15rem/1 var(--f-serif); color: var(--ink-soft); }
.plan-d { font-weight: 600; }
.plan ul { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }
.plan li { padding: .6rem 0; border-bottom: 1px solid #d0d0cc; }
.incluye { margin-top: 2rem; border: 2px solid var(--ink); background: var(--paper); padding: 1.2rem 1.4rem; }
.incluye h3 { font: 800 .72rem/1 var(--f-body); letter-spacing: .14em; text-transform: uppercase; margin-bottom: .8rem; }
.incluye ol { margin: 0; padding-left: 1.3rem; display: grid; gap: .45rem; }
.incluye li::marker { font-family: var(--f-mast); color: var(--klein); }
.tarifas-sec .nota { margin-top: 1.2rem; color: var(--ink-soft); font-size: .92rem; max-width: 52rem; }
@media (max-width: 860px) { .planes { grid-template-columns: minmax(0, 1fr); gap: 1.6rem; } }

/* Tarifas BIA v2: modalidades, límites, ampliaciones y ventana de pago */
.plan .modos { border-top: 2px solid var(--ink); }
.modos li { display: grid; grid-template-columns: minmax(0, 1fr) auto; grid-template-areas: "txt pre" "btn btn"; gap: .55rem 1rem; align-items: center; padding: .9rem 0; border-bottom: 1px solid #d0d0cc; }
.modos li > div { grid-area: txt; min-width: 0; }
.modos li > p { grid-area: pre; text-align: right; }
.modos li > .btn { grid-area: btn; justify-self: start; }
.modos strong { display: block; font: 400 1.15rem/1.1 var(--f-mast); text-transform: uppercase; }
.modos span { display: block; font: italic 400 1rem/1.3 var(--f-serif); color: var(--ink-soft); }
.modos b { display: block; font: 400 1.9rem/1 var(--f-mast); color: var(--klein); }
.modos small { font-size: .8rem; color: var(--ink-soft); }
.modos li.nd b { color: #b5b5b0; }
.tabla-limites, .ampliaciones { margin-top: 2.5rem; }
.tabla-limites h3, .ampliaciones h3 { font: 400 1.6rem/1 var(--f-mast); text-transform: uppercase; margin-bottom: 1rem; }
.tabla-limites .table-scroll { background: var(--paper); }
.tabla-limites table { border-collapse: collapse; width: 100%; min-width: 34rem; font-size: .95rem; }
.tabla-limites th, .tabla-limites td { text-align: left; padding: .75rem 1rem; border-bottom: 1px solid #d0d0cc; vertical-align: top; }
.tabla-limites thead th { font: 800 .72rem/1 var(--f-body); letter-spacing: .12em; text-transform: uppercase; border-bottom: 2px solid var(--ink); }
.tabla-limites tbody th { font-weight: 600; width: 34%; }
.tabla-limites tr:last-child th, .tabla-limites tr:last-child td { border-bottom: 0; }
.ampliaciones ul { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--ink); }
.ampliaciones li { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 1rem; align-items: center; padding: .8rem 0; border-bottom: 1px solid #d0d0cc; }
.ampliaciones b { font: 400 1.3rem/1 var(--f-mast); color: var(--klein); white-space: nowrap; }
@media (max-width: 560px) { .ampliaciones li { grid-template-columns: minmax(0, 1fr) auto; } .ampliaciones li .btn { grid-column: 1 / -1; justify-self: start; } }

dialog.pago { border: 2px solid var(--ink); border-radius: var(--radius-l, 18px); padding: 0; width: min(30rem, calc(100vw - 32px)); background: var(--paper); color: var(--ink); box-shadow: 8px 8px 0 var(--klein); }
dialog.pago::backdrop { background: rgba(13, 13, 13, .55); }
.pago-in { position: relative; padding: 1.6rem 1.4rem 1.4rem; display: grid; gap: .9rem; }
.pago-in h2 { font: 400 1.9rem/1 var(--f-mast); text-transform: uppercase; padding-right: 2rem; }
.pago-precio { font: italic 400 1.15rem/1.3 var(--f-serif); color: var(--ink-soft); }
.pago-x { position: absolute; top: .7rem; right: .8rem; width: 2.2rem; height: 2.2rem; border: 1.5px solid var(--ink); border-radius: 50%; background: var(--paper); font-size: 1.3rem; line-height: 1; cursor: pointer; }
.pago-lista { display: grid; gap: .6rem; }
.pago-btn { justify-content: space-between; width: 100%; }
.pago-btn small { font-weight: 600; letter-spacing: 0; text-transform: none; opacity: .7; }
.pago-btn[aria-disabled="true"] { opacity: .45; }
.pago-acepto { font-size: .92rem; line-height: 1.4; }
.pago-acepto input { accent-color: var(--klein); width: 1rem; height: 1rem; vertical-align: -2px; }
.pago-acepto.aviso { color: #c0261d; font-weight: 600; }
.pago-nota { font-size: .9rem; color: var(--ink-soft); }

/* Tarifas BIA v3: selectores de canal y modalidad */
.selectores { margin-top: 2rem; display: grid; gap: .8rem; justify-items: start; }
.seg { display: inline-flex; flex-wrap: wrap; gap: .3rem; padding: .3rem; border: 1.5px solid var(--ink); border-radius: 999px; background: var(--paper); max-width: 100%; }
.seg button { font: 800 .78rem/1 var(--f-body); letter-spacing: .06em; text-transform: uppercase; border: 0; background: transparent; color: var(--ink); padding: .7rem 1rem; border-radius: 999px; cursor: pointer; }
.seg button em { font: italic 400 .95rem/1 var(--f-serif); text-transform: none; letter-spacing: 0; color: var(--klein); margin-left: .25rem; }
.seg button[aria-checked="true"] { background: var(--ink); color: #fff; }
.seg button[aria-checked="true"] em { color: #c9ceff; }
.seg button:focus-visible { outline: 2px solid var(--klein); outline-offset: 2px; }
.modalidad-nota { font: italic 400 1.1rem/1.3 var(--f-serif); color: var(--ink-soft); }
.plan .btn { justify-self: start; margin-top: .4rem; }
.plan li strong { font-weight: 800; }
.incluye-lista { margin: 0; padding-left: 1.2rem; display: grid; gap: .45rem; }
.ampliaciones small { color: var(--ink-soft); }
@media (max-width: 560px) { .seg { border-radius: 18px; } .seg button { padding: .65rem .8rem; } }