/* CargoX · Artículo 02 · Lectura natural, boleto y decisiones. */
:root {
  --fondo: #121316; --panel: #1a1b1f; --blanco: #f7f7f4; --gris: #8a8b90; --texto2: #b9bab6;
  --rojo: #e5243f; --azul: #2547ca; --papel: #f4f3ee; --tinta: #17181b;
  --f-disp: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --f-txt: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --f-marca: 'Michroma', system-ui, sans-serif; --f-mano: 'Caveat', 'Segoe Print', cursive;
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { background: var(--fondo); color: var(--blanco); -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font: 400 17px/1.6 var(--f-txt); }
p, h1, h2, h3, blockquote, ul, dl, dd { margin: 0; }
button, textarea, input { font: inherit; }
button, a, input { -webkit-tap-highlight-color: transparent; }
[hidden] { display: none !important; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--rojo); outline-offset: 4px; }
.marco { width: min(100% - 48px, 1180px); margin-inline: auto; }
.salto { position: absolute; z-index: 4; top: 10px; left: 10px; padding: 12px; background: var(--papel); color: var(--tinta); transform: translateY(-150%); }
.salto:focus { transform: none; }
.cab { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: max(22px, env(safe-area-inset-top)) 20px; border-bottom: 1px solid #36373a; }
.firma { display: inline-flex; align-items: center; gap: 8px; border: 1px solid #58595e; border-radius: 999px; padding: 8px 14px 8px 11px; text-decoration: none; }
.iso { width: 17px; height: 15px; fill: currentColor; }
.marca { font: 400 11px/1.3 var(--f-marca); letter-spacing: .1em; }
.by { font: 500 11px/1.3 var(--f-txt); color: var(--texto2); }
.numero { font-size: 13px; color: var(--texto2); white-space: nowrap; }
.numero span { margin-left: 10px; color: var(--rojo); font-size: 22px; }
.portada { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .8fr); gap: clamp(32px, 7vw, 100px); padding-block: clamp(64px, 8vw, 112px) 100px; align-items: center; }
.arr, .etq { font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.arr { color: var(--texto2); margin-bottom: 24px; }
h1, h2 { font-family: var(--f-disp); font-weight: 700; letter-spacing: -.05em; line-height: 1.03; text-wrap: balance; }
h1 { font-size: clamp(54px, 6.6vw, 96px); }
.gris { color: var(--gris); }
.subrayado { position: relative; display: inline-block; }
.gis { position: absolute; width: 100%; height: .22em; top: 95%; left: 0; fill: none; stroke: var(--rojo); stroke-width: 3.5; stroke-linecap: round; stroke-linejoin: round; }
.intro { max-width: 29ch; font-size: clamp(18px, 2vw, 24px); color: var(--texto2); margin-top: 38px; }
.enlace { display: inline-flex; align-items: center; gap: 12px; min-height: 48px; text-decoration: none; font-size: 15px; font-weight: 600; border-bottom: 1px solid currentColor; }
.titular .enlace { margin-top: 24px; }
.fc { flex: none; width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.mensaje { border: 1px solid #515258; padding: clamp(22px, 3vw, 38px); background: var(--panel); position: relative; }
.mensaje .etq { color: var(--texto2); }
blockquote { font: 500 clamp(26px, 2.6vw, 36px)/1.3 var(--f-disp); letter-spacing: -.025em; margin-top: 28px; }
.nota-mano { font: 600 28px/1.05 var(--f-mano); color: var(--rojo); }
.mensaje .nota-mano { margin-top: 22px; transform: rotate(-3deg); }
.mensaje-fin { color: var(--texto2); margin-top: 20px; font-size: 16px; }
.dato-etq { display: inline-block; margin-top: 24px; font-size: 11px; letter-spacing: .06em; text-transform: uppercase; border-top: 1px solid #515258; padding-top: 12px; }
.papel { color-scheme: light; background: var(--papel); color: var(--tinta); padding-block: 80px 60px; }
.cab-seccion { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .65fr); gap: 24px 64px; align-items: end; }
.cab-seccion .etq { grid-column: 1 / -1; color: var(--azul); }
h2 { font-size: clamp(40px, 4.8vw, 68px); }
.cab-seccion > p:last-child { color: #51535a; max-width: 41ch; font-size: 18px; }
.revisiones { margin-top: 54px; border-top: 1px solid #bbbcc1; }
.revision { display: grid; grid-template-columns: 46px minmax(0, 1fr) minmax(0, 1.1fr); gap: 16px 30px; padding: 30px 0; border-bottom: 1px solid #bbbcc1; align-items: start; }
.indice { font-family: var(--f-marca); color: var(--azul); font-size: 16px; padding-top: 2px; }
h3 { font: 600 24px/1.2 var(--f-disp); letter-spacing: -.025em; }
.revision-texto p { color: #51535a; font-size: 15px; margin-top: 10px; max-width: 38ch; }
.opciones { border: 0; padding: 0; margin: 0; min-width: 0; display: grid; gap: 8px; }
.opciones legend { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.opciones label { display: flex; align-items: center; gap: 10px; border: 1px solid #b4b5ba; border-radius: 3px; padding: 10px 12px; min-height: 46px; font-size: 14px; line-height: 1.4; cursor: pointer; background: #fff9; }
.opciones label:has(input:checked) { border-color: var(--azul); background: #e3e8fa; color: #152f9e; }
.opciones label:focus-within { outline: 2px solid var(--azul); outline-offset: 2px; }
.opciones input { margin: 0; flex: none; width: 17px; height: 17px; accent-color: var(--azul); }
.opciones input:focus-visible { outline: 0; }
.razon { grid-column: 2 / -1; font-size: 14px; color: #4c4e55; line-height: 1.5; border-left: 2px solid #8c8e97; padding: 4px 0 4px 14px; }
.razon.definido { border-color: var(--azul); }
.salida-ejemplo { margin-top: 32px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.salida-ejemplo p { max-width: 48ch; font-size: 16px; }
.salida-ejemplo .enlace { flex: none; color: var(--azul); }
.resumen { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 88px); padding-block: 90px; align-items: start; }
.resumen-intro .etq { color: var(--texto2); margin-bottom: 24px; }
.resumen-intro > p:not(.etq):not(.estado) { color: var(--texto2); max-width: 36ch; margin-top: 28px; }
.estado { margin-top: 28px; border-left: 3px solid var(--rojo); padding-left: 14px; font-size: 18px; font-weight: 600; max-width: 34ch; }
.estado.definido { border-color: #a4b5ff; }
.reiniciar { margin-top: 18px; padding: 10px 0; border: 0; background: transparent; color: var(--texto2); text-decoration: underline; text-underline-offset: 4px; min-height: 44px; cursor: pointer; font-size: 14px; }
.boleto { color-scheme: light; color: var(--tinta); background: var(--papel); padding: clamp(20px, 3vw, 34px); border-top: 6px solid var(--rojo); }
.boleto-cab { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-bottom: 24px; border-bottom: 1px dashed #898a91; font-size: 12px; }
.boleto-titulo { font: 600 26px/1.25 var(--f-disp); letter-spacing: -.02em; margin-top: 26px; }
.boleto-aviso { font-size: 11px; text-transform: uppercase; color: #595b62; letter-spacing: .035em; margin-top: 12px; }
.datos { margin-top: 24px; }
.datos > div { display: grid; gap: 7px; padding-block: 15px; border-top: 1px solid #c7c7ca; }
.datos dt { font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: #65676e; }
.datos dd { font-size: 15px; line-height: 1.5; }
.pendientes { margin-top: 12px; padding-top: 26px; border-top: 1px dashed #898a91; }
.pendientes h3 { font-size: 20px; }
.pendientes ul { padding-left: 18px; font-size: 13px; line-height: 1.5; margin-top: 14px; color: #4c4e55; }
.pendientes li + li { margin-top: 9px; }
.boleto-pie { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-top: 28px; }
.boleto-pie .nota-mano { font-size: 24px; }
.copiar { padding: 10px 12px; border: 1px solid var(--tinta); background: transparent; color: var(--tinta); font-size: 13px; font-weight: 600; cursor: pointer; min-height: 44px; }
.copiar:hover { background: #e4e3de; }
.copiado { font-size: 13px; margin-top: 12px; }
.copiado:empty { margin: 0; }
.copia-label { display: block; font-size: 13px; margin-top: 16px; }
textarea { margin-top: 8px; padding: 12px; width: 100%; resize: vertical; color: var(--tinta); background: white; border: 1px solid #7b7c83; font-size: 13px; }
.cierre { border-top: 1px solid #36373a; padding-block: 74px 84px; }
.cierre .etq { color: var(--texto2); margin-bottom: 28px; }
.cierre h2 { max-width: 20ch; }
.cierre > p:last-of-type { color: var(--texto2); max-width: 62ch; margin-top: 28px; }
.btn { display: inline-flex; align-items: center; gap: 14px; min-height: 54px; padding: 14px 24px; border-radius: 999px; margin-top: 28px; background: var(--rojo); color: white; text-decoration: none; font-size: 16px; font-weight: 600; }
.pie { display: flex; align-items: center; justify-content: space-between; gap: 22px; flex-wrap: wrap; border-top: 1px solid #36373a; padding-block: 24px max(28px, env(safe-area-inset-bottom)); font-size: 12px; color: var(--texto2); }
.pie > .marca { color: var(--blanco); }
.pie .by { margin-left: 8px; }
.pie a { min-height: 44px; display: inline-flex; align-items: center; }
@media (max-width: 850px) {
  .portada { grid-template-columns: 1fr; gap: 50px; padding-block: 56px 64px; }
  h1 { font-size: clamp(48px, 9vw, 80px); }
  .mensaje { max-width: 540px; }
  .cab-seccion { grid-template-columns: 1fr; gap: 20px; }
  .revision { grid-template-columns: 36px minmax(0, 1fr); gap: 16px 18px; }
  .opciones, .razon { grid-column: 2; }
  .resumen { grid-template-columns: 1fr; gap: 38px; padding-block: 64px; }
  .resumen-intro h2 br { display: none; }
  .resumen-intro h2 { max-width: 18ch; }
  .resumen-intro > p:not(.etq):not(.estado) { max-width: 50ch; }
  .boleto { max-width: 620px; }
}
@media (max-width: 480px) {
  .marco { width: calc(100% - 36px); }
  .cab { gap: 10px; }
  .numero { font-size: 11px; }
  .numero span { margin-left: 2px; }
  .firma { padding: 7px 10px 7px 8px; gap: 6px; }
  .marca { font-size: 10px; }
  .by { font-size: 10px; }
  .portada { padding-top: 44px; }
  h1 { font-size: clamp(42px, 11.8vw, 58px); }
  .arr, .etq { font-size: 10px; }
  .intro { font-size: 19px; margin-top: 28px; }
  .mensaje { padding: 24px 20px; }
  blockquote { font-size: 28px; }
  .papel { padding-block: 52px 42px; }
  h2 { font-size: 39px; }
  .cab-seccion > p:last-child { font-size: 16px; }
  .revisiones { margin-top: 34px; }
  .revision { grid-template-columns: 26px minmax(0, 1fr); gap: 14px 10px; padding-block: 26px; }
  .indice { font-size: 12px; }
  h3 { font-size: 22px; }
  .opciones label { font-size: 13px; padding: 10px; }
  .razon { font-size: 13px; padding-left: 10px; }
  .salida-ejemplo { display: block; }
  .salida-ejemplo .enlace { margin-top: 18px; }
  .boleto { padding: 22px 18px; }
  .boleto-titulo { font-size: 24px; }
  .boleto-pie { align-items: flex-start; flex-direction: column; gap: 14px; }
  .cierre { padding-block: 50px 60px; }
  .pie { gap: 14px; }
}
@media (max-height: 440px) and (min-width: 600px) {
  .portada { padding-block: 34px 44px; gap: 26px; }
  .arr { margin-bottom: 16px; }
  .papel, .resumen, .cierre { padding-block: 44px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }