/* VISUAL NOVA · styles.css · sistema v0.4 (DESIGN.md)
   Capas: reset → tokens → base → layout → components → utilities.
   Sin build. Sin valores mágicos fuera de @layer tokens. */
@layer reset, tokens, base, layout, components, utilities;

/* ---------- Fuentes (self-hosted, subset latino) ---------- */
@font-face {
  font-family: "Funnel Display";
  src: url("assets/fonts/FunnelDisplay-latin.woff2") format("woff2");
  font-weight: 300 800;
  font-display: swap;
}
@font-face {
  font-family: "Funnel Sans";
  src: url("assets/fonts/FunnelSans-latin.woff2") format("woff2");
  font-weight: 300 800;
  font-display: swap;
}
@font-face {
  font-family: "Funnel Sans";
  src: url("assets/fonts/FunnelSans-italic-latin.woff2") format("woff2");
  font-weight: 300 800;
  font-style: italic;
  font-display: swap;
}


/* ---------- Reset ---------- */
@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  * { margin: 0; }
  html { -webkit-text-size-adjust: 100%; hanging-punctuation: first last; }
  body { min-height: 100dvh; line-height: 1.5; -webkit-font-smoothing: antialiased; }
  img, picture, svg, video { display: block; max-width: 100%; height: auto; }
  input, button, textarea, select { font: inherit; color: inherit; }
  h1, h2, h3, h4 { overflow-wrap: break-word; }
  p, li { overflow-wrap: break-word; }
  .door__list, .steps { list-style: none; padding: 0; }
  :target { scroll-margin-block: 5rem; }
}

/* ---------- Tokens ---------- */
@layer tokens {
  :root {
    color-scheme: light;

    /* Color (OKLCH; hex de referencia en DESIGN.md) */
    --ground: oklch(95.4% 0.006 95);        /* #F2F1EC cal */
    --ink: oklch(18.5% 0.004 260);          /* #17181A tinta */
    --muted: oklch(44% 0.006 270);          /* #55565A */
    --accent: oklch(46% 0.24 268);          /* #1F3BE0 cobalto */
    --lima: oklch(92% 0.17 115);            /* #D7F26A */
    --line: oklch(81% 0.006 95);            /* #C9C8C2 */
    --control: oklch(56% 0.004 95);         /* #7E7E79 */
    --on-ink: var(--ground);
    --muted-on-ink: oklch(78% 0.004 270);   /* #B8B9BD */
    --link-on-ink: oklch(72% 0.16 275);     /* #8F9BFF */

    /* División: lo único que cambia entre páginas */
    --block: var(--lima);
    --on-block: var(--ink);
    --muted-on-block: var(--muted);
    --link-on-block: var(--accent);
    --card-bg: var(--block);
    --card-fg: var(--on-block);
    --wght-display: 700;
    --wght-light: 300;
    --wght-heading: 600;
    --wght-label: 600;

    /* Tipografía */
    --font-display: "Funnel Display", "Arial Narrow", system-ui, sans-serif;
    --font-text: "Funnel Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
    --fs-hero: clamp(2.5rem, 1.25rem + 5.2vw, 6.75rem);
    --fs-h2: clamp(1.875rem, 1.25rem + 2.6vw, 3.75rem);
    --fs-caps: clamp(1.75rem, 1.15rem + 2.3vw, 3.25rem);
    --fs-h3: clamp(1.25rem, 1.1rem + 0.7vw, 1.75rem);
    --fs-lead: clamp(1.125rem, 1.05rem + 0.4vw, 1.375rem);
    --fs-body: clamp(1.0625rem, 1rem + 0.3vw, 1.1875rem);
    --fs-small: clamp(0.875rem, 0.85rem + 0.15vw, 0.9375rem);
    --fs-price: clamp(1.75rem, 1.4rem + 1.6vw, 3rem);

    /* Espacio */
    --space-3xs: clamp(0.25rem, 0.23rem + 0.1vw, 0.3125rem);
    --space-2xs: clamp(0.5rem, 0.46rem + 0.2vw, 0.625rem);
    --space-xs: clamp(0.75rem, 0.69rem + 0.3vw, 0.9375rem);
    --space-s: clamp(1rem, 0.92rem + 0.4vw, 1.25rem);
    --space-m: clamp(1.5rem, 1.38rem + 0.6vw, 1.875rem);
    --space-l: clamp(2rem, 1.84rem + 0.8vw, 2.5rem);
    --space-xl: clamp(3rem, 2.76rem + 1.2vw, 3.75rem);
    --space-2xl: clamp(4rem, 3.68rem + 1.6vw, 5rem);
    --space-3xl: clamp(6rem, 5.5rem + 2.4vw, 7.5rem);

    /* Grilla */
    --max: 90rem;
    --gutter: clamp(1rem, 4vw, 3rem);
    --cols: 12;

    /* Forma */
    --radius-pill: 999px;
    --nav-h: 4.5rem;

    /* Movimiento */
    --ease-out: linear(0, 0.4 7.3%, 0.66 15.6%, 0.82 24.7%, 0.92 35.6%, 0.97 48.9%, 1);
    --dur-fast: 140ms;
    --dur-base: 320ms;
    --dur-slow: 1100ms;
  }

  [data-division="diseno"] {
    --block: var(--lima);
    --on-block: var(--ink);
    --muted-on-block: var(--muted);
    --link-on-block: var(--accent);
    --wght-display: 600;
    --wght-light: 300;
    --wght-heading: 600;
    --wght-label: 600;
  }
  [data-division="ingenieria"] {
    --block: var(--ink);
    --on-block: var(--on-ink);
    --muted-on-block: var(--muted-on-ink);
    --link-on-block: var(--link-on-ink);
    --wght-display: 800;
    --wght-light: 400;
    --wght-heading: 750;
    --wght-label: 700;
  }

  /* Landing de ingeniería: las secciones de bloque van en cobalto con texto cal (6,7:1) y las fichas
     quedan en tinta. La puerta del hub (data-division en el <article>) sigue en tinta. */
  html[data-division="ingenieria"] {
    --block: var(--accent);
    --on-block: var(--ground);
    --muted-on-block: oklch(89% 0.03 270);
    --link-on-block: var(--ground);
    --card-bg: var(--ink);
    --card-fg: var(--on-ink);
  }
  html[data-division="ingenieria"] :is(.block, .menu) { --btn-bg: var(--ground); --btn-fg: var(--ink); }
  html[data-division="ingenieria"] :is(.block, .menu) ::selection { background: var(--ground); color: var(--ink); }

  /* Custom property animable para el fondo por sección */
  @property --bg { syntax: "<color>"; inherits: true; initial-value: #F2F1EC; }
}

/* ---------- Base ---------- */
@layer base {
  html { scroll-behavior: smooth; }
  body {
    --bg: var(--ground);
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font-text);
    font-size: var(--fs-body);
    font-weight: 400;
    text-rendering: optimizeLegibility;
  }
  h1, h2, h3 {
    font-family: var(--font-display);
    font-variation-settings: "wght" var(--wght-heading);
    letter-spacing: -0.03em;
    line-height: 1;
    text-wrap: balance;
  }
  h1 { font-size: var(--fs-hero); font-variation-settings: "wght" var(--wght-display); line-height: 0.92; }
  h2 { font-size: var(--fs-h2); }
  h3 { font-size: var(--fs-h3); letter-spacing: -0.015em; line-height: 1.1; }
  /* Contraste de peso dentro de un titular: la frase de planteo va liviana, el remate pesado.
     Siempre por frase, nunca una palabra suelta. */
  .lt { font-variation-settings: "wght" var(--wght-light); }
  /* Títulos de sección: cortos (hasta 4 palabras), en mayúsculas sostenidas y peso alto.
     Se escriben en minúsculas en el HTML; la mayúscula es de presentación. */
  .caps { text-transform: uppercase; font-variation-settings: "wght" 800; font-size: var(--fs-caps); letter-spacing: 0.01em; line-height: 1; text-wrap: balance; }
  h1, h2, h3 { font-synthesis: none; }
  /* El peso 300 solo se sostiene en cuerpos grandes: en celular la frase liviana sube a 400 */
  @media (max-width: 47.99rem) { .lt { font-variation-settings: "wght" 400; } }
  p { text-wrap: pretty; max-width: 70ch; }
  a { color: var(--accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.15em; }
  a:hover { text-decoration-thickness: 2px; }
  :focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
  .on-block :focus-visible, .is-dark :focus-visible { outline-color: currentColor; }
  strong { font-weight: 650; }
  small, .small { font-size: var(--fs-small); }
  ::selection { background: var(--accent); color: var(--ground); }
  .skip {
    position: absolute; inset-inline-start: var(--gutter); top: -100%;
    background: var(--ink); color: var(--ground); padding: 0.75em 1em; z-index: 100;
  }
  .skip:focus { top: var(--space-s); }
  .visually-hidden {
    position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0;
  }
}

/* ---------- Layout ---------- */
@layer layout {
  .wrap {
    width: min(100% - 2 * var(--gutter), var(--max));
    margin-inline: auto;
  }
  .bleed { margin-inline: calc(50% - 50vw); padding-inline: max(var(--gutter), calc(50vw - var(--max) / 2)); }

  section, .section { padding-block: var(--space-2xl); }
  .section--tight { padding-block: var(--space-xl); }

  /* Bloque de división: fondo lima o tinta según data-division */
  .block {
    --bg-section: var(--block);
    background: var(--block);
    color: var(--on-block);
  }
  .block a { color: var(--link-on-block); }
  .block .muted { color: var(--muted-on-block); }
  .dark {
    --bg-section: var(--ink);
    background: var(--ink); color: var(--on-ink);
  }
  .dark a { color: var(--link-on-ink); }
  .dark .muted { color: var(--muted-on-ink); }
  .light { --bg-section: var(--ground); background: var(--ground); color: var(--ink); }

  /* Grilla de 12 con líneas visibles en secciones de contenido */
  .grid {
    display: grid;
    grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
    column-gap: var(--space-s);
    row-gap: var(--space-m);
  }
  /* En celular todo hijo de la grilla ocupa el ancho completo; los spans valen desde 48rem */
  .grid > * { grid-column: 1 / -1; }
  .span-12 { grid-column: 1 / -1; }
  @media (min-width: 48rem) {
    .span-6 { grid-column: span 6; }
    .span-5 { grid-column: span 5; }
    .span-7 { grid-column: span 7; }
    .span-4 { grid-column: span 4; }
    .span-8 { grid-column: span 8; }
    .start-7 { grid-column-start: 7; }
    .start-2 { grid-column-start: 2; }
  }
  .stack > * + * { margin-block-start: var(--flow, var(--space-s)); }
  .flow-l { --flow: var(--space-l); }
  .measure { max-width: 60ch; }
  .lead { font-size: var(--fs-lead); line-height: 1.4; }
  .muted { color: var(--muted); }
}

/* ---------- Components ---------- */
@layer components {
  /* Nav */
  .nav {
    position: sticky; top: 0; z-index: 50;
    background: color-mix(in oklab, var(--ground) 92%, transparent);
    backdrop-filter: none;
    border-block-end: 1px solid var(--line);
  }
  .nav__inner {
    display: flex; align-items: center; justify-content: space-between; gap: var(--space-m);
    min-height: var(--nav-h);
  }
  .brand { --brand-size: 1.25rem; display: inline-flex; flex-direction: column; gap: 0.125rem; text-decoration: none; color: var(--ink); white-space: nowrap; }
  .brand__mark {
    font-family: var(--font-display); font-variation-settings: "wght" 700;
    font-size: var(--brand-size, 1.25rem); letter-spacing: -0.01em; line-height: 1;
  }
  /* Logotipo: la O de NOVA es la nova, un disco lleno. La letra sigue en el HTML (se lee y se copia
     "VISUAL NOVA"); el disco la tapa. Cobalto sobre cal y lima; lima sobre tinta. */
  .brand__o {
    display: inline-block; width: 0.66em; height: 0.66em; margin-inline: 0.045em 0.05em;
    border-radius: 50%; background: var(--accent); color: transparent; overflow: hidden;
    translate: 0 0.005em; user-select: none;
  }
  .footer .brand__o, [data-division="ingenieria"] .menu .brand__o { background: var(--lima); }
  @media (forced-colors: active) { .brand__o { background: CanvasText; } }
  /* La bajada arranca en el vértice inferior izquierdo de la V: en Funnel Display 700 cae a 0,275 em
     del origen del glifo (medido sobre el contorno); se descuenta el margen propio de la primera letra. */
  .brand .brand__tag { margin-inline-start: calc(var(--brand-size) * 0.275 - 0.06em); }
  /* Etiquetas: la única mayúscula del sistema, con intención (bajada, rótulos de ficha, pasos). avoid-ai-design-ignore: SD4 */
  .brand__tag, .label {
    font-family: var(--font-text);
    font-variation-settings: "wght" var(--wght-label);
    font-size: 0.75rem; letter-spacing: 0.08em; line-height: 1.2;
    text-transform: uppercase;
    color: var(--muted);
  }
  .block .label, .dark .label, .door .label { color: inherit; opacity: 0.85; }
  .nav__links { display: none; }
  .nav__links a { color: var(--ink); text-decoration: none; font-weight: 500; padding-block: 0.5em; }
  .nav__links a[aria-current="page"] { font-weight: 700; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 0.3em; }
  .nav__links a:hover { text-decoration: underline; text-underline-offset: 0.3em; }
  .nav .nav__cta { display: none; }
  .nav__toggle {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 48px; min-height: 48px; border: 1.5px solid var(--ink); border-radius: var(--radius-pill);
    background: transparent; cursor: pointer; padding-inline: 1em; font-weight: 600;
  }
  /* Con cuatro links y el botón, la barra completa entra recién desde 60rem; antes, menú */
  @media (min-width: 60rem) {
    .nav__links { display: flex; gap: var(--space-m); align-items: center; }
    .nav .nav__cta { display: inline-flex; }
    .nav__toggle { display: none; }
  }
  /* Menú mobile: <dialog> a pantalla completa en el color del bloque */
  .menu { border: 0; padding: 0; max-width: none; max-height: none; width: 100%; height: 100dvh; inset: 0; background: var(--block); color: var(--on-block); }
  .menu::backdrop { background: transparent; }
  .menu__inner { display: flex; flex-direction: column; gap: var(--space-l); padding: var(--space-m) var(--gutter); min-height: 100%; }
  .menu__head { display: flex; justify-content: space-between; align-items: center; }
  .menu__close { min-width: 48px; min-height: 48px; border: 1.5px solid currentColor; border-radius: var(--radius-pill); background: transparent; cursor: pointer; padding-inline: 1em; font-weight: 600; }
  .menu__links { display: flex; flex-direction: column; gap: var(--space-s); }
  .menu__links a {
    color: inherit; text-decoration: none; font-family: var(--font-display);
    font-variation-settings: "wght" var(--wght-display);
    font-size: var(--fs-h2); letter-spacing: -0.03em; line-height: 1;
  }
  .menu__links a:hover { text-decoration: underline; text-decoration-thickness: 3px; }

  /* Botones */
  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5em;
    min-height: 48px; padding: 0.85em 1.6em; border-radius: var(--radius-pill);
    font-weight: 600; text-decoration: none; line-height: 1.1; cursor: pointer; white-space: nowrap;
    border: 1.5px solid transparent; transition: transform var(--dur-fast) var(--ease-out), background-color var(--dur-fast);
  }
  .btn:active { transform: scale(0.98); }
  .btn--primary { background: var(--btn-bg, var(--accent)); color: var(--btn-fg, var(--ground)); }
  .btn--primary:hover { background: color-mix(in oklab, var(--btn-bg, var(--accent)) 88%, var(--ink)); }
  /* Sobre fondos de color el foco cobalto no se ve: toma el color del texto */
  :is(.dark, .footer, .door[data-division="ingenieria"]) :focus-visible,
  html[data-division="ingenieria"] :is(.block, .menu, .card) :focus-visible { outline-color: var(--ground); }
  .btn--secondary { background: transparent; color: inherit; border-color: currentColor; }
  .btn--secondary:hover { background: color-mix(in oklab, currentColor 8%, transparent); }
  .btn-row { display: flex; flex-wrap: wrap; gap: var(--space-xs); align-items: center; }

  /* Hero */
  .hero { padding-block: var(--space-2xl) var(--space-xl); }
  .hero__title { max-width: 24ch; }
  @media (max-width: 47.99rem) { .hero__title br { display: none; } }
  .hero__lead { margin-block-start: var(--space-m); max-width: 52ch; }
  .hero__actions { margin-block-start: var(--space-l); }
  .hero__index { margin-block-start: var(--space-l); display: flex; flex-wrap: wrap; gap: var(--space-s) var(--space-m); }
  .hero__index a { color: var(--muted); text-decoration: none; }
  .hero__index a:hover { color: var(--ink); text-decoration: underline; }

  /* Puertas del hub: dos bloques de color de la división (lima / tinta), sin imagen */
  .doors { display: grid; grid-template-columns: 1fr; }
  .door {
    display: grid; align-content: end;
    min-height: 70svh; padding: var(--space-xl) var(--gutter) var(--space-l);
    background: var(--block); color: var(--on-block);
  }
  .door__body { display: grid; gap: var(--space-s); max-width: 36rem; }
  .door__tag { color: inherit; }
  .door__title { font-size: clamp(1.75rem, 1rem + 3.2vw, 4rem); line-height: 0.95; max-width: 13ch; }
  .door__list { display: flex; flex-wrap: wrap; gap: 0.25em 0.75em; color: inherit; }
  .door__list li + li::before { content: "·"; margin-inline-end: 0.75em; }
  .door .btn-row { margin-block-start: var(--space-xs); }
  .door a { color: inherit; }
  .door .btn--primary { color: var(--ground); }
  .door--band { padding-block-start: var(--space-s); }
  @media (min-width: 48rem) {
    .doors { grid-template-columns: 1fr 1fr; transition: grid-template-columns var(--dur-base) var(--ease-out); }
    .door { min-height: 70svh; padding: var(--space-xl) clamp(1.5rem, 4vw, 4rem); }
    @media (hover: hover) and (prefers-reduced-motion: no-preference) {
      .doors:has(.door:first-child:is(:hover, :focus-within)) { grid-template-columns: 1.45fr 1fr; }
      .doors:has(.door:last-child:is(:hover, :focus-within)) { grid-template-columns: 1fr 1.45fr; }
    }
  }

  /* Franja de bajada sobre lima (única aparición de lima en el hub) */
  .band { background: var(--lima); color: var(--ink); padding-block: var(--space-s); }
  .band .label { color: var(--ink); }

  /* Personas */
  .people { display: grid; gap: var(--space-l); }
  @media (min-width: 48rem) { .people { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
  .person { display: grid; gap: var(--space-s); }
  .person img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
  .person__name { font-size: var(--fs-h3); }

  /* Pasos (sticky stacking) */
  .steps { display: grid; gap: var(--space-m); counter-reset: paso; }
  .step {
    position: sticky; top: calc(var(--nav-h) + var(--space-s));
    background: var(--ground); color: var(--ink);
    border-block-start: 3px solid var(--ink);
    padding: var(--space-m) 0 var(--space-l);
    display: grid; gap: var(--space-xs); align-content: start;
    counter-increment: paso;
  }
  .step::before {
    content: "Paso " counter(paso);
    font-family: var(--font-text); font-variation-settings: "wght" var(--wght-label);
    font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted);
  }
  .dark .step, .block .step { background: var(--bg-section); color: inherit; border-color: currentColor; }
  .dark .step::before { color: var(--muted-on-ink); }
  .block .step::before { color: var(--muted-on-block); }
  @media (min-width: 48rem) {
    .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--space-l); }
    .step { position: static; }
  }
  @media (min-width: 64rem) { .steps { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

  /* Ficha de servicio (tabla real) */
  .ficha { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
  .ficha th { text-align: start; padding: 0.6em 0; border-block-end: 1px solid var(--line); }
  .ficha td { padding: var(--space-s) 0; border-block-end: 1px solid var(--line); vertical-align: top; }
  .ficha td + td, .ficha th + th { padding-inline-start: var(--space-s); }
  .ficha th { font-family: var(--font-text); font-variation-settings: "wght" var(--wght-label); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
  .ficha__name { font-family: var(--font-display); font-variation-settings: "wght" var(--wght-heading); font-size: var(--fs-h3); letter-spacing: -0.015em; line-height: 1.1; }
  .ficha__price { font-family: var(--font-display); font-variation-settings: "wght" 700; font-size: var(--fs-price); letter-spacing: -0.02em; line-height: 1; white-space: nowrap; }
  details { border-block-start: 1px solid var(--line); }
  summary { cursor: pointer; padding-block: var(--space-xs); font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 1em; }
  summary::-webkit-details-marker { display: none; }
  summary::after { content: "+"; font-family: var(--font-display); font-size: 1.25em; line-height: 1; }
  details[open] summary::after { content: "−"; }
  details > *:not(summary) { padding-block-end: var(--space-s); }

  /* Cierre */
  .close { text-align: start; }
  .close__title { max-width: 14ch; }

  /* Footer */
  .footer { background: var(--ink); color: var(--on-ink); padding-block: var(--space-xl); font-size: var(--fs-small); }
  /* enlaces del pie con 24 px de alto como mínimo (WCAG 2.5.8) */
  main a[href^="mailto:"] { display: inline-block; padding-block: 0.15em; min-height: 24px; }
  .footer a { color: var(--on-ink); display: inline-block; padding-block: 0.15em; min-height: 24px; }
  .footer__grid { display: grid; gap: var(--space-m); }
  @media (min-width: 48rem) { .footer__grid { grid-template-columns: 2fr 1fr 1fr; } }
  .footer .muted { color: var(--muted-on-ink); }

  /* Figura técnica (solo ingeniería): una cota real */
  .fig { color: currentColor; width: min(100%, 14rem); }
}

/* ---------- Utilities ---------- */
@layer utilities {
  .mt-s { margin-block-start: var(--space-s); }
  .mt-m { margin-block-start: var(--space-m); }
  .mt-l { margin-block-start: var(--space-l); }
  .mt-xl { margin-block-start: var(--space-xl); }
  .center { text-align: center; }
  .nowrap { white-space: nowrap; }
}

/* ---------- Movimiento: cinco gestos, solo con no-preference ---------- */
@media (prefers-reduced-motion: no-preference) {
  /* 1. Hero: el h1 gana peso una vez al cargar (300 → peso de la división) y las letras se asientan */
  .hero__title { animation: hero-open var(--dur-slow) var(--ease-out) both; }
  @keyframes hero-open {
    from { font-variation-settings: "wght" 300; letter-spacing: 0.01em; }
    to   { font-variation-settings: "wght" var(--wght-display); letter-spacing: -0.03em; }
  }
  .hero__lead, .hero__actions, .hero__index { animation: fade var(--dur-base) var(--ease-out) both; animation-delay: 200ms; }
  @keyframes fade { from { opacity: 0; } to { opacity: 1; } }

  /* 2. Fondo del body sigue el color de la sección al entrar (scroll-driven) */
  @supports (animation-timeline: view()) {
    .block, .dark { animation: bg-in linear both; animation-timeline: view(); animation-range: entry 0% entry 55%; }
    @keyframes bg-in { from { background-color: var(--ground); color: var(--ink); } }
  }

  /* 3. Imagen de cabecera escala con el scroll */
  @supports (animation-timeline: scroll()) {
    /* (gesto 3, escala de la imagen de cabecera: retirado junto con las imágenes; se redefine con el nuevo sistema) */
  }

  /* 4. Pasos sticky: la tarjeta que queda atrás se encoge apenas */
  @supports (animation-timeline: view()) {
    @media (max-width: 47.99rem) {
      .step { animation: step-back linear both; animation-timeline: view(); animation-range: exit 0% exit 100%; transform-origin: top center; }
      @keyframes step-back { to { transform: scale(0.96); opacity: 0.6; } }
    }
  }

  /* 5. Puerta del hub: transición de columnas (definida en .doors) */

  /* Interacciones */
  .btn { transition: transform var(--dur-fast) var(--ease-out), background-color var(--dur-fast); }
  details::details-content { transition: height var(--dur-base) var(--ease-out), content-visibility var(--dur-base) allow-discrete; height: 0; overflow: clip; }
  details[open]::details-content { height: auto; }
  .menu { transition: opacity var(--dur-base) var(--ease-out), translate var(--dur-base) var(--ease-out), display var(--dur-base) allow-discrete, overlay var(--dur-base) allow-discrete; }
  .hero__title, .menu__links a, h1, h2, h3 { transition: font-variation-settings var(--dur-base) var(--ease-out); }
  .menu[open] { opacity: 1; translate: 0 0; }
  .menu:not([open]) { opacity: 0; translate: 0 -2%; }
  @starting-style { .menu[open] { opacity: 0; translate: 0 -2%; } }
  @view-transition { navigation: auto; }
}
@media (prefers-reduced-motion: reduce) {
  ::view-transition-group(*), ::view-transition-old(*), ::view-transition-new(*) { animation: none !important; }
}

/* ---------- Componentes de las landings (/diseno/, /ingenieria/) ---------- */
@layer components {
  /* Cabecera de landing: texto + imagen de la división que invade desde la derecha.
     El h1 de una landing es más largo que el del hub: tope de 72px y hasta 4 líneas. */
  html[data-division] { --fs-hero: clamp(2rem, 1rem + 4vw, 4.75rem); }
  html[data-division] .hero__title { max-width: 26ch; }
  .cover { display: grid; gap: var(--space-l); }

  /* Nova: lienzo del hero (nova.js). Secuencia de formas que estalla, se contrae y vuelve a estallar. */
  .nova { --nova-ink: #17181A; --nova-accent: #1F3BE0; --nova-h: clamp(11rem, 46vw, 15rem); display: grid; gap: var(--space-2xs); }
  .nova canvas { display: block; width: 100%; height: var(--nova-h); }
  .nova__bar { display: flex; justify-content: space-between; align-items: center; gap: var(--space-s); min-height: 2rem; }
  .nova__btn { font: inherit; font-size: var(--fs-small); font-weight: 600; color: var(--muted); background: none; border: 0; padding: 0.4em 0; cursor: pointer; text-decoration: underline; text-underline-offset: 0.2em; min-height: 2rem; }
  .nova__btn:hover { color: var(--ink); }
  .hero--nova { display: grid; gap: var(--space-l); }
  /* En las landings el lienzo aparece recién cuando hay lugar al costado: en celular manda el CTA */
  .cover--nova .nova { display: none; }
  @media (min-width: 48rem) { .nova { --nova-h: 16rem; } }
  @media (min-width: 64rem) {
    .hero--nova, .cover--nova { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: center; gap: var(--space-xl); }
    .cover--nova .nova { display: grid; }
    .nova { --nova-h: clamp(18rem, 32vw, 28rem); }
  }

  /* Objeto real del hero (celular en Diseño, notebook en el hub): el marco con la pantalla calada y,
     debajo, el sitio mismo llevado a la perspectiva de la pantalla con una matrix3d calculada en
     scripts/mockups/hero-celular.py y hero-notebook.py. El escenario tiene medida fija y se escala
     con --k, porque matrix3d no acepta longitudes relativas. Una pasada y queda quieto. */
  .device { --fw: 914px; --fh: 1282px; --sw: 393px; --sh: 852px; --bar: 54px; --k: 0.34; --end: -1802px; display: none; gap: var(--space-2xs); justify-items: center; }
  .device__stage { position: relative; width: calc(var(--fw) * var(--k)); height: calc(var(--fh) * var(--k)); }
  .device__in { position: absolute; left: 0; top: 0; width: var(--fw); height: var(--fh); transform-origin: 0 0; transform: scale(var(--k)); }
  .device__screen { position: absolute; left: 0; top: 0; width: var(--sw); height: var(--sh); overflow: hidden; border-radius: 60px; background: #F2F1EC; transform-origin: 0 0; transform: matrix3d(1.32042, 0.195755, 0, -6.60988e-06, -0.361436, 1.21245, 0, -7.6267e-05, 0, 0, 1, 0, 348.392, 15.7112, 0, 1); backface-visibility: hidden; }
  .device__status { display: block; width: var(--sw); height: var(--bar); max-width: none; }
  .device__view { height: calc(var(--sh) - var(--bar)); overflow: hidden; }
  .device__page { display: block; width: var(--sw); height: auto; max-width: none; }
  .device__frame { position: absolute; left: 0; top: 0; width: var(--fw); height: var(--fh); max-width: none; }
  /* El celular se recorta con su propia silueta: la pantalla va un poco más grande que el hueco del marco
     y, donde el canto es fino (abajo a la izquierda), asomaba por fuera del aparato. */
  .device:not(.device--nb):not(.device--board) .device__in { -webkit-mask: url("/assets/img/celular-silueta.webp") 0 0 / 100% 100% no-repeat; mask: url("/assets/img/celular-silueta.webp") 0 0 / 100% 100% no-repeat; }
  @media (min-width: 64rem) { .cover--nova .device { display: grid; } }
  @media (min-width: 80rem) { .device { --k: 0.4; } }
  @media (min-width: 100rem) { .device { --k: 0.46; } }
  /* Notebook: en el hub se ve también en celular, debajo del titular */
  .device--nb { --fw: 1162px; --fh: 925px; --sw: 1280px; --sh: 800px; --bar: 73px; --k: 0.28; --end: -1873px; display: grid; }
  .device--nb .device__screen { border-radius: 0; transform: matrix3d(0.66293, -0.0644861, 0, 3.28461e-05, 0.0823162, 0.649505, 0, 1.27322e-05, 0, 0, 1, 0, 17.5109, 107.377, 0, 1); }
  /* A 320 px (o con zoom al 400 %) los objetos se achican para no desbordar */
  @media (max-width: 22.49rem) { .device--nb { --k: 0.24; } }
  @media (min-width: 30rem) { .device--nb { --k: 0.36; } }
  @media (min-width: 48rem) { .device--nb { --k: 0.5; } }
  @media (min-width: 64rem) { .device--nb { --k: 0.34; } }
  @media (min-width: 80rem) { .device--nb { --k: 0.42; } }
  @media (min-width: 100rem) { .device--nb { --k: 0.5; } }
  /* Tablet (Ingeniería): la foto va debajo y la lámina es un SVG vivo en la perspectiva de la pantalla.
     Se traza sola en menos de 5 s (no necesita botón de pausa) y queda dibujada. */
  .device--board { --fw: 1453px; --fh: 830px; --k: 0.28; margin: 0; }
  .device--board .device__frame { position: static; display: block; }
  .device__sheet { position: absolute; left: 0; top: 0; width: 680px; height: 510px; color: #17181A; transform-origin: 0 0; transform: matrix3d(1.59414, -0.185871, 0, 2.47266e-05, 0.307381, 1.12816, 0, -0.000122943, 0, 0, 1, 0, 41.6468, 153.012, 0, 1); backface-visibility: hidden; }
  .device__sheet text { font-family: "Funnel Sans", sans-serif; fill: currentColor; }
  .device__sheet .hi { stroke: #1F3BE0; }
  .device__sheet .dr { stroke-dasharray: 1; }
  /* La tablet se ve también en celular y tablet, debajo del índice del hero */
  .cover--nova .device--board { display: grid; --k: 0.22; }
  @media (max-width: 22.49rem) { .cover--nova .device--board { --k: 0.19; } }
  @media (min-width: 30rem) { .cover--nova .device--board { --k: 0.3; } }
  @media (min-width: 48rem) { .cover--nova .device--board { --k: 0.45; } }
  @media (min-width: 64rem) { .cover--nova .device--board { --k: 0.28; } }
  @media (min-width: 80rem) { .cover--nova .device--board { --k: 0.35; } }
  @media (min-width: 100rem) { .cover--nova .device--board { --k: 0.42; } }
  /* En celular la bajada del hub se acorta a "Diseño · Ingeniería civil": entera aplasta el botón Menú */
  @media (max-width: 29.99rem) { .brand__tag-x { display: none; } }
  @media (prefers-reduced-motion: no-preference) {
    .device__stage { animation: device-in 0.7s cubic-bezier(0.22, 1, 0.36, 1) both; }
    .device__page { animation: device-scroll 13s cubic-bezier(0.65, 0, 0.35, 1) 0.9s 1 both; }
    .device--nb .device__page { animation-name: device-scroll-nb; }
    .device.is-paused .device__page { animation-play-state: paused; }
    @keyframes device-in { from { opacity: 0; translate: 0 1.5rem; } }
    .device__sheet .dr { animation: sheet-draw 1s cubic-bezier(0.65, 0, 0.35, 1) both; }
    .device__sheet .fd { animation: sheet-fade 0.4s ease-out both; }
    .device__sheet .fd--1 { animation-duration: 0.6s; animation-delay: 0.4s; }
    .device__sheet .dr--2 { animation-duration: 1.1s; animation-delay: 0.9s; }
    .device__sheet .dr--3 { animation-duration: 0.6s; animation-delay: 1.8s; }
    .device__sheet .fd--3b { animation-delay: 2.3s; }
    .device__sheet .fd--4 { animation-delay: 2.4s; }
    .device__sheet .fd--4b { animation-delay: 2.6s; }
    .device__sheet .dr--5 { animation-duration: 0.6s; animation-delay: 2.8s; }
    .device__sheet .fd--5b { animation-delay: 3.3s; }
    .device__sheet .dr--6 { animation-duration: 0.9s; animation-delay: 3.3s; }
    .device__sheet .dr--7 { animation-duration: 0.6s; animation-delay: 3.8s; }
    .device__sheet .fd--7b { animation-delay: 4.2s; }
    .device__sheet .fd--8 { animation-delay: 4.4s; }
    @keyframes sheet-draw { from { stroke-dashoffset: 1; } }
    @keyframes sheet-fade { from { opacity: 0; } }
    /* celular: titular, momentos, primera ficha con precio, segunda ficha */
    @keyframes device-scroll { 0%, 6% { translate: 0 0; } 28%, 38% { translate: 0 -436px; } 62%, 74% { translate: 0 -1052px; } 100% { translate: 0 var(--end); } }
    /* notebook: titular, las dos puertas, quiénes somos */
    @keyframes device-scroll-nb { 0%, 8% { translate: 0 0; } 36%, 58% { translate: 0 -662px; } 100% { translate: 0 var(--end); } }
  }

  /* Momentos: tres filas bajo reglas, no cards */
  .moments { display: grid; gap: var(--space-m); }
  .moment { border-block-start: 2px solid currentColor; padding-block-start: var(--space-s); display: grid; gap: var(--space-2xs); align-content: start; }
  @media (min-width: 48rem) {
    .moments { grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: var(--space-l); }
    .moments--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: var(--space-l); }
  }
  @media (min-width: 72rem) { .moments--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

  /* Servicios: ficha con miniatura del entregable ("lo que te llevás"), docs/strategy/04 */
  .cards { display: grid; gap: var(--space-s); margin-block-start: var(--space-l); }
  .cards__title { grid-column: 1 / -1; margin-block-start: var(--space-m); }
  /* subgrid: en cada fila, todas las miniaturas y todos los textos quedan a la misma altura */
  .card { display: grid; grid-row: span 2; grid-template-rows: subgrid; row-gap: 0; background: var(--card-bg); color: var(--card-fg); }
  .card__body { align-content: start; }
  .card .label { color: inherit; opacity: 0.8; }
  .card__stage {
    display: grid; grid-template-rows: auto 1fr; justify-items: center; align-items: center;
    gap: var(--space-m); padding: var(--space-s) var(--space-s) var(--space-m);
    min-height: clamp(17rem, 22vw, 20rem);
  }
  /* Etiquetas de la ficha: son pestañas (radios nativos). Cada una muestra su miniatura. Sin JS. */
  .card__tags { justify-self: start; display: flex; flex-wrap: wrap; gap: 0.4rem; border: 0; padding: 0; margin: 0; min-width: 0; }
  .card__tags label { position: relative; cursor: pointer; }
  .card__tags input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: pointer; }
  /* Etiquetas con la forma de las piezas de redes: bloque en mayúsculas, ExtraBold Italic, una esquina redondeada; la elegida va en cobalto */
  .card__tags span { display: block; font-size: 0.6875rem; font-style: italic; font-weight: 800; letter-spacing: 0.03em; text-transform: uppercase; line-height: 1.2; padding: 0.7em 1em; border: 1px solid currentColor; border-radius: 0 1em 0 0; transition: background-color var(--dur-fast), color var(--dur-fast); }
  .card__tags label:hover span { background: color-mix(in oklab, currentColor 12%, transparent); }
  .card__tags input:checked + span { background: #1F3BE0; color: #fff; border-color: #1F3BE0; }
  .card__tags input:focus-visible + span { outline: 3px solid var(--card-fg); outline-offset: 2px; }
  .views { display: grid; justify-self: stretch; align-self: stretch; gap: var(--space-m); }
  .view { display: grid; justify-items: center; align-items: center; min-width: 0; }
  /* Con :has, las vistas se apilan en la misma celda (la ficha no cambia de alto) y se ve la elegida.
     Sin :has, quedan todas visibles una debajo de la otra. */
  @supports selector(:has(a)) {
    .view { grid-area: 1 / 1; visibility: hidden; opacity: 0; }
    .card__stage:has(label:nth-of-type(1) input:checked) .view:nth-child(1),
    .card__stage:has(label:nth-of-type(2) input:checked) .view:nth-child(2),
    .card__stage:has(label:nth-of-type(3) input:checked) .view:nth-child(3) { visibility: visible; opacity: 1; }
    @media (prefers-reduced-motion: no-preference) { .view { transition: opacity var(--dur-base) var(--ease-out); } }
  }
  .card__body { display: grid; gap: var(--space-2xs); align-content: start; padding: var(--space-m); border-block-start: 1px solid color-mix(in oklab, currentColor 25%, transparent); }
  .card__name { font-size: clamp(1.375rem, 1.15rem + 1.1vw, 2rem); line-height: 1; }
  .card__text { max-width: 38ch; }
  .card__meta { display: flex; flex-wrap: wrap; gap: var(--space-2xs) var(--space-m); align-items: baseline; margin-block-start: var(--space-2xs); font-variant-numeric: tabular-nums; }
  .card__price { font-family: var(--font-display); font-variation-settings: "wght" 800; font-size: clamp(1.375rem, 1.15rem + 1.1vw, 2rem); letter-spacing: -0.02em; line-height: 1; }
  .card details { border: 0; margin-block-start: var(--space-2xs); }
  .card summary { padding-block: 0.25em; font-size: var(--fs-small); }
  .card details > p { font-size: var(--fs-small); max-width: 42ch; padding-block: var(--space-2xs) 0; }
  .card a { color: inherit; }
  @media (min-width: 48rem) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
  @media (min-width: 64rem) {
    .cards { grid-template-columns: repeat(6, minmax(0, 1fr)); }
    .card { grid-column: span 2; }
    .card--half { grid-column: span 3; }
    /* Ficha única de un grupo (Web): ocupa el ancho entero, con la muestra a la izquierda y el texto a la derecha */
    .card--wide { grid-column: 1 / -1; grid-row: auto; grid-template-rows: none; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
    .card--wide .card__body { border-block-start: 0; border-inline-start: 1px solid color-mix(in oklab, currentColor 25%, transparent); align-content: center; padding: var(--space-l); }
  }

  /* Miniaturas: piezas de ejemplo en HTML/SVG. Todas son "documentos": una hoja con borde fino.
     Diseño usa la identidad del propio estudio (.vn). Ingeniería, papel cal con tinta. */
  .mini { --paper: var(--ground); --pen: var(--ink); font-family: var(--font-text); line-height: 1.2; }
  .mini--paper { background: var(--paper); color: var(--pen); outline: 1px solid color-mix(in oklab, var(--ink) 18%, transparent); }
  .mini svg { display: block; width: 100%; height: auto; }

  /* Identidad de la marca de ejemplo */
  /* .mt .mt-m y no .mt-m a secas: "mt-m" también es la utilidad de margen (margin-top mediano) */

  /* 1. Landing en celular */
  .mini-phone { container-type: inline-size; width: min(50%, 12rem); aspect-ratio: 9 / 17.5; border: 2px solid var(--ink); border-radius: 14px; padding: 1rem 0.875rem; display: grid; grid-template-rows: auto auto auto minmax(0, 1fr) auto; gap: 0.5rem; outline: 0; overflow: hidden; }
  .mini .ph img { width: 100%; height: 100%; object-fit: cover; display: block; }

  /* 2. Sitio completo: ventana de navegador + seis páginas */
  .mini-site { width: min(94%, 25rem); display: grid; gap: 0.6rem; }
  .mini-site .win { border: 1.5px solid var(--ink); outline: 0; }
  .mini-site .hero { position: relative; isolation: isolate; padding: 1.75rem 0.875rem 1rem; display: grid; gap: 0.5rem; }
  .mini-site .hero .ph { position: absolute; inset: 0; z-index: -1; opacity: 0.5; }
  .mini-site .pages { display: grid; grid-template-columns: repeat(6, 1fr); gap: 3%; list-style: none; padding: 0; }
  .mini-site .pages li { background: var(--ground); color: var(--ink); border: 1px solid var(--ink); padding: 0.35rem 0.3rem 0.3rem; display: grid; gap: 0.25rem; font-size: 0.5rem; font-weight: 600; text-align: center; }
  .mini-site .pages li::before { content: ""; height: 3px; background: var(--ink); width: 60%; }
  .mini-site .pages li:first-child { background: var(--ink); color: var(--ground); }
  .mini-site .pages li:first-child::before { background: var(--ground); }

  /* 3 y otras: documento con renglones (parte mensual, memoria, libro de obra) */
  .mini-doc { width: min(80%, 19.5rem); padding: 6.5% 6.5% 6%; display: grid; gap: 0.55rem; font-size: 0.6875rem; }
  .mini-doc .hd { display: flex; justify-content: space-between; align-items: baseline; gap: 1em; border-block-end: 1.5px solid var(--pen); padding-block-end: 0.4rem; }
  .mini-doc .t { font: 600 0.9375rem/1.1 var(--font-display); letter-spacing: -0.01em; }
  .mini-doc .sub { font-size: 0.5625rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; opacity: 0.7; white-space: nowrap; }
  .mini-doc ul { list-style: none; padding: 0; display: grid; gap: 0.35rem; }
  .mini-doc li { display: grid; grid-template-columns: 0.8rem 1fr; gap: 0.5em; align-items: center; border-block-end: 1px solid var(--line); padding-block-end: 0.3rem; }
  .mini-doc .ck { width: 0.7rem; height: 0.7rem; background: var(--accent); display: inline-block; clip-path: polygon(14% 52%, 0 66%, 38% 100%, 100% 22%, 86% 8%, 38% 70%); }
  .mini-doc .kv { display: flex; justify-content: space-between; gap: 1em; font-weight: 600; }
  .mini-doc .sign { border: 1px dashed var(--pen); padding: 1.1em 0.6em 0.3em; font-size: 0.5rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }
  .mini-doc svg { margin-block: 0.15rem; }

  /* 4. Hoja de identidad */
  /* Marca propia en las miniaturas (.vn): el logotipo con el disco, y los cuatro fondos de la paleta */
  .vn-logo { font-family: var(--font-display); font-variation-settings: "wght" 700; letter-spacing: -0.01em; line-height: 1; white-space: nowrap; }
  .vn-logo i, .vn-disc { display: inline-block; width: 0.66em; height: 0.66em; margin-inline: 0.045em 0.05em; border-radius: 50%; background: #1F3BE0; color: transparent; overflow: hidden; font-style: normal; user-select: none; }
  .vn-cal { background: #F2F1EC; color: #17181A; }
  .vn-tinta { background: #17181A; color: #F2F1EC; }
  .vn-cobalto { background: #1F3BE0; color: #F2F1EC; }
  .vn-tinta .vn-logo i, .vn-cobalto .vn-logo i { background: #D7F26A; }
  .vn .vn-m { font-family: var(--font-text); font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }
  .vn .vn-h { font-family: var(--font-display); font-variation-settings: "wght" 700; letter-spacing: -0.02em; line-height: 1; }
  .vn .vn-btn, .vn-btn { background: #1F3BE0; color: #fff; font-weight: 700; text-align: center; border-radius: var(--radius-pill); }
  .mini .av.vn-av { background: #1F3BE0; border-radius: 50%; padding: 0; }
  .mini .av.vn-av::after { content: ""; width: 34%; aspect-ratio: 1; border-radius: 50%; background: #D7F26A; }
  /* Piezas reales dentro de una miniatura: publicaciones, anuncios y capturas del sitio */
  .mini .shot { display: block; overflow: hidden; }
  .mini .shot img, .mini-posts img, .mini-apps .post img, .mini-phone.vn img { display: block; width: 100%; height: auto; }
  .mini-phone.vn { padding: 0; display: block; background: #F2F1EC; }
  .mini-phone.vn picture { display: block; height: 100%; }
  .mini-phone.vn img { height: 100%; object-fit: cover; object-position: top; }
  .mini-site .win .shot { border-block-start: 1px solid var(--line); }
  .mini-site .win > .shot:first-child { border-block-start: 0; }
  .mini-apps > div { font-size: clamp(0.55rem, 2.7cqi, 0.8rem); }
  .mini-apps { container-type: inline-size; }
  .mini-apps .vn-m { font-size: 0.34rem; opacity: 0.85; }
  .mini-apps .cardp { aspect-ratio: 85 / 54; }
  .mini-apps .post { aspect-ratio: 4 / 5; padding: 0; outline: 1px solid color-mix(in oklab, var(--ink) 18%, transparent); }
  .mini-apps .manual { aspect-ratio: 3 / 4.2; outline: 1px solid #C9C8C2; }
  .mini-apps .manual .vn-h { font-size: 0.7rem; }
  .mini-posts > div { padding: 0; outline: 1px solid color-mix(in oklab, var(--ink) 18%, transparent); }
  .mini-manual { container-type: inline-size; }
  .mini-manual > div { font-size: clamp(0.6rem, 4.6cqi, 1rem); }
  .mini-manual .vn-h { font-size: 0.85rem; }
  .mini-manual .vn-m { font-size: 0.375rem; }
  .mini-manual .pg { outline: 1px solid #C9C8C2; outline-offset: -1px; }
  .mini-manual .safe { border: 1px dashed #7E7E79; padding: 12% 8%; display: grid; place-items: center; font-size: 0.8em; }
  .mini-manual .k1 { outline: 1px solid #C9C8C2; outline-offset: -1px; } .mini-manual .k2 { background: #17181A; } .mini-manual .k3 { background: #1F3BE0; } .mini-manual .k4 { background: #D7F26A; }
  .mini-form .vn-h { font-size: 1rem; }
  .mini-form .f .vn-m { font-size: 0.375rem; opacity: 0.8; }
  .mini-form .f i { display: block; height: 1.1rem; border: 1px solid #7E7E79; }
  .mini-form .vn-btn { font-size: 0.5rem; padding: 0.8em; }
  .mini-cal .days .a { background: #1F3BE0; border-color: #1F3BE0; }
  .mini-cal .days .d { background: #17181A; border-color: #17181A; }
  .mini-cal .days .l { background: #D7F26A url("/assets/img/pieza-ig05-432.webp") center / cover; border-color: #17181A; }
  .mini-mail .msg.shot { padding: 0; outline: 1px solid #C9C8C2; align-self: start; }
  .mini-sheet { container-type: inline-size; width: min(94%, 25rem); padding: 5%; display: grid; grid-template-columns: 1.25fr 1fr; gap: 5%; align-items: stretch; background: #F2F1EC; color: #17181A; outline: 1px solid color-mix(in oklab, var(--ink) 18%, transparent); }
  .mini-sheet .logos { display: grid; grid-template-rows: 1.4fr 1fr; gap: 6%; }
  .mini-sheet .logos > div { display: grid; place-items: center; padding: 10% 8%; font-size: clamp(0.85rem, 5.8cqi, 1.6rem); }
  .mini-sheet .logos > .vn-cal { outline: 1px solid #C9C8C2; outline-offset: -1px; }
  .mini-sheet .sw { display: grid; gap: 4px; }
  .mini-sheet .sw div { display: flex; justify-content: space-between; align-items: end; padding: 0.45em 0.55em; font-size: 0.4375rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; min-height: 1.75rem; }
  .mini-sheet .c1 { outline: 1px solid #C9C8C2; outline-offset: -1px; }
  .mini-sheet .c2 { background: #17181A; color: #F2F1EC; }
  .mini-sheet .c3 { background: #1F3BE0; color: #F2F1EC; }
  .mini-sheet .c4 { background: #D7F26A; }
  .mini-sheet .type { grid-column: 1 / -1; border-block-start: 1px solid #C9C8C2; padding-block-start: 4%; display: flex; justify-content: space-between; align-items: baseline; gap: 1em; }
  .mini-sheet .type .vn-h { font-size: 1.125rem; }
  .mini-sheet .type .vn-m { font-size: 0.5rem; }

  /* 5. Aplicaciones de marca */
  .mini-apps { width: min(94%, 25rem); display: grid; grid-template-columns: 1.15fr 1fr 0.85fr; gap: 4%; align-items: end; }
  .mini-apps > div { display: grid; align-content: space-between; gap: 0.5rem; padding: 10%; }
  .mini-apps .cardp { aspect-ratio: 85 / 54; }

  /* 6. Calendario de redes: cuatro semanas, ocho publicaciones con la marca de ejemplo */
  .mini-cal .dow, .mini-cal .days { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
  .mini-cal .dow { font-size: 0.5rem; font-weight: 600; text-align: center; opacity: 0.7; }
  .mini-cal .days i { aspect-ratio: 1; border: 1px solid var(--line); }

  /* 7. Anuncio como se ve en Instagram */
  .mini-ad { width: min(60%, 14rem); display: grid; font-size: 0.625rem; }
  .mini-ad .top { display: flex; gap: 0.5em; align-items: center; padding: 0.45rem 0.6rem; }
  .mini-ad .top b { display: block; font-weight: 700; }
  .mini-ad .top small { display: block; font-size: 0.5rem; opacity: 0.75; }
  .mini-ad .img { position: relative; isolation: isolate; aspect-ratio: 5 / 4; display: grid; align-content: end; gap: 0.3rem; padding: 0.75rem; overflow: hidden; }
  .mini-ad .img .ph { position: absolute; inset: 0; z-index: -1; opacity: 0.6; }
  .mini-ad .cap { padding: 0.5rem 0.6rem 0.6rem; line-height: 1.35; }
  .mini-ad .cap b { font-weight: 700; }
  .mini-ad .cta { display: flex; justify-content: space-between; gap: 1em; padding: 0.5rem 0.6rem; font-weight: 700; }
  .mini-ad .cta span + span { font-weight: 400; opacity: 0.75; }

  /* 8. Email: bandeja de entrada y el email abierto */
  .mini-mail { width: min(94%, 25rem); display: grid; grid-template-columns: 1fr 1.1fr; gap: 4%; align-items: stretch; font-size: 0.5625rem; }
  .mini-mail .inbox { padding: 8%; display: grid; gap: 0.4rem; align-content: start; }
  .mini-mail .t { font: 600 0.8125rem/1.1 var(--font-display); border-block-end: 1.5px solid var(--pen); padding-block-end: 0.35rem; }
  .mini-mail .row { display: grid; gap: 0.2rem; padding-block-end: 0.4rem; border-block-end: 1px solid var(--line); }
  .mini-mail .row.on { border-inline-start: 3px solid var(--accent); padding-inline-start: 0.4rem; }
  .mini-mail .row b { font-weight: 700; }
  .mini-mail .row i { display: block; height: 3px; background: var(--pen); opacity: 0.25; }
  .mini-mail .row i + i { width: 60%; }
  .mini-mail .msg .ph { display: block; aspect-ratio: 16 / 9; overflow: hidden; }

  /* Piezas compartidas de las vistas nuevas */
  .mini .av { display: grid; place-items: center; width: 1.375rem; height: 1.375rem; padding: 0.22rem; flex: none; }
  .mini-doc .kvs { display: grid; gap: 0.35rem; }
  .mini-doc .kvs .kv { border-block-end: 1px solid var(--line); padding-block-end: 0.3rem; font-weight: 400; }
  .mini-doc .kvs .kv span + span { font-weight: 600; }
  .mini-doc.files li { grid-template-columns: 2rem 1fr; }
  .mini-doc .ext { font-style: normal; font-size: 0.5rem; font-weight: 700; letter-spacing: 0.04em; text-align: center; border: 1px solid var(--pen); padding: 0.2em 0; }

  /* Logo en versiones */
  .mini-logos { container-type: inline-size; width: min(94%, 25rem); display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; }
  .mini-logos > div { position: relative; aspect-ratio: 16 / 9; display: grid; place-items: center; padding: 6% 8% 12%; font-size: clamp(0.85rem, 5.4cqi, 1.5rem); }
  .mini-logos > .vn-cal { outline: 1px solid #C9C8C2; outline-offset: -1px; }
  .mini-logos .vn-disc { width: 1.9em; height: 1.9em; margin: 0; }
  .mini-logos .vn-m { position: absolute; inset-inline-start: 6%; inset-block-end: 7%; font-size: 0.375rem; opacity: 0.8; }

  /* Manual de marca: tapa y página interior */
  .mini-manual { width: min(88%, 23rem); display: grid; grid-template-columns: 1fr 1fr; }
  .mini-manual > div { aspect-ratio: 3 / 3.7; padding: 10%; display: grid; align-content: space-between; gap: 0.4rem; }
  .mini-manual .chips { display: flex; gap: 3px; }
  .mini-manual .chips i { flex: 1; height: 0.75rem; }

  /* Plantillas de posts: dos cuadrados y una historia */
  .mini-posts { width: min(94%, 25rem); display: grid; grid-template-columns: 1fr 1fr 0.6fr; gap: 4%; align-items: end; }

  /* Chat de WhatsApp con el mensaje ya escrito */
  .mini-chat { width: min(64%, 15rem); display: grid; font-size: 0.625rem; }
  .mini-chat .bar { display: flex; gap: 0.5em; align-items: center; padding: 0.45rem 0.6rem; border-block-end: 1px solid var(--line); font-weight: 700; }
  .mini-chat .body { display: grid; align-content: end; min-height: 7rem; padding: 0.8rem 0.6rem; }
  .mini-chat .bub { justify-self: end; max-width: 82%; background: var(--pen); color: var(--paper); padding: 0.55em 0.75em; line-height: 1.3; }
  .mini-chat .in { display: flex; justify-content: space-between; gap: 1em; padding: 0.5rem 0.6rem; border-block-start: 1px solid var(--line); }
  .mini-chat .in span { opacity: 0.75; }
  .mini-chat .in b { color: var(--accent); }

  /* Barra de dirección del navegador */
  .mini-site .url { display: flex; gap: 0.5em; align-items: center; background: var(--ground); color: var(--ink); font-family: var(--font-text); font-size: 0.5625rem; font-weight: 600; padding: 0.4rem 0.6rem; }
  .mini-site .url i { width: 0.5rem; height: 0.5rem; border-radius: 50%; background: var(--accent); flex: none; }

  /* Formulario de contacto */
  .mini-form { width: min(60%, 14rem); padding: 1rem 0.9rem; display: grid; gap: 0.55rem; }
  .mini-form .f { display: grid; gap: 0.2rem; }
  .mini-form .f .tall { height: 2.2rem; }

  /* Resultado y anuncio en el buscador */
  .mini-serp { width: min(86%, 21rem); padding: 6%; display: grid; gap: 0.7rem; font-size: 0.5625rem; }
  .mini-serp .q { border: 1.5px solid var(--pen); border-radius: var(--radius-pill); padding: 0.5em 1em; font-weight: 600; }
  .mini-serp .r { display: grid; gap: 0.25rem; }
  .mini-serp .r small { font-size: 0.5rem; opacity: 0.8; }
  .mini-serp .r b { color: var(--accent); font-size: 0.8125rem; font-weight: 600; line-height: 1.15; text-decoration: underline; text-underline-offset: 0.15em; }
  .mini-serp .r i { display: block; height: 3px; background: var(--pen); opacity: 0.25; }
  .mini-serp .r i + i { width: 70%; }
  .mini-serp .ghost small { height: 3px; width: 30%; background: var(--pen); opacity: 0.2; }
  .mini-serp .ghost b { height: 0.5rem; width: 62%; background: var(--pen); opacity: 0.2; }

  /* Bienvenida automática: tres pasos encadenados */
  .mini-flow { width: min(72%, 17rem); padding: 7%; display: grid; font-size: 0.6875rem; font-weight: 600; }
  .mini-flow div { position: relative; border: 1.5px solid var(--pen); padding: 0.65em 0.8em; }
  .mini-flow div + div { margin-block-start: 1rem; }
  .mini-flow div + div::before { content: ""; position: absolute; inset-inline-start: 1.2rem; inset-block-start: calc(-1rem - 1.5px); height: 1rem; border-inline-start: 1.5px solid var(--pen); }
  .mini-flow .on { background: var(--accent); color: var(--paper); border-color: var(--accent); }

  /* Ingeniería: láminas dibujadas sobre papel */
  .mini-draw { width: min(94%, 25rem); padding: 3.5%; }
  .mini-draw text { font-family: "Funnel Sans", sans-serif; fill: currentColor; }
  .mini-draw .hi { stroke: var(--accent); }
  .mini-draw .hi-fill { fill: var(--accent); }
  .mini-draw .soft { opacity: 0.45; }

  /* Planilla de cómputo */
  .mini-tablewrap { width: min(94%, 25rem); padding: 4% 5%; }
  .mini-table { width: 100%; border-collapse: collapse; font-size: 0.6875rem; font-variant-numeric: tabular-nums; }
  .mini-table caption { caption-side: top; text-align: start; font: 600 0.9375rem/1.1 var(--font-display); padding-block-end: 0.5rem; }
  .mini-table th { font-weight: 700; font-size: 0.5rem; letter-spacing: 0.08em; text-transform: uppercase; text-align: start; padding: 0.5em 0.4em; border-block: 1.5px solid currentColor; }
  .mini-table td { padding: 0.45em 0.4em; border-block-end: 1px solid var(--line); }
  .mini-table td:nth-child(n+3), .mini-table th:nth-child(n+3) { text-align: end; }
  .mini-table tfoot td { font-weight: 700; border-block-end: 0; border-block-start: 1.5px solid currentColor; }

  /* miniatura dentro de una puerta del hub y firma con foto en la cabecera */
  .door { align-content: space-between; gap: var(--space-l); }
  .door__mini { justify-self: start; width: min(100%, 22rem); }
  .door__mini > .mini { width: 100%; }
  .by { display: flex; align-items: center; gap: var(--space-s); margin-block-start: var(--space-m); }
  .by img { width: 4.5rem; height: 4.5rem; object-fit: cover; object-position: center 20%; }
  .by b { display: block; font-family: var(--font-display); font-variation-settings: "wght" 600; font-size: var(--fs-lead); line-height: 1.1; }

  /* Bloque persona (quién soy): foto + texto, único zig-zag de la página */
  .who { display: grid; gap: var(--space-l); align-items: start; }
  .who__media img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
  @media (min-width: 48rem) { .who { grid-template-columns: 5fr 7fr; } }

  /* Preguntas */
  .faq { display: grid; }
  .faq details { border-block-start: 1px solid var(--line); }
  .faq details:last-child { border-block-end: 1px solid var(--line); }
  .faq summary { padding-block: var(--space-s); font-size: var(--fs-lead); font-weight: 500; }
  .faq summary h3 { font: inherit; letter-spacing: 0; }
  .faq details > p { padding-block-end: var(--space-m); max-width: 65ch; }

  /* Nota al pie de la tabla de precios */
  .note { font-size: var(--fs-small); color: var(--muted); max-width: 70ch; }
  .block .note, .dark .note { color: inherit; opacity: 0.85; }

  /* Texto en dos columnas de párrafos (sección "juntas") */
  /* "Todo con la misma mano": los cuatro objetos reales con la misma marca, quietos. En celular quedan
     la notebook y el celular; las tarjetas y la tablet aparecen desde 48rem. */
  .set { display: flex; align-items: flex-end; justify-content: center; gap: 3%; }
  .set__i { display: block; flex: 0 1 auto; min-width: 0; }
  .set__i img { display: block; width: 100%; height: auto; }
  .set__i--a, .set__i--d { display: none; }
  .set__i--b { width: 62%; }
  .set__i--c { width: 24%; }
  @media (min-width: 48rem) {
    .set { gap: 2.5%; }
    .set__i--a, .set__i--d { display: block; }
    .set__i--a { width: 24%; margin-block-end: 1%; }
    .set__i--b { width: 37%; }
    .set__i--c { width: 13%; }
    .set__i--d { width: 16%; }
  }
  .set__tags { list-style: none; padding: 0; margin-block-start: var(--space-m); display: flex; flex-wrap: wrap; justify-content: center; gap: 0.4rem; }
  .set__tags li { font-size: 0.6875rem; font-style: italic; font-weight: 800; letter-spacing: 0.03em; text-transform: uppercase; line-height: 1.2; padding: 0.7em 1em; background: #1F3BE0; color: #fff; border-radius: 0 1em 0 0; }
  .cols { display: grid; gap: var(--space-m); }
  @media (min-width: 48rem) { .cols { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--space-xl); } }
}

/* ---------- Blog ---------- */
@layer components {
  /* Lista de artículos: filas tipográficas, sin tarjetas */
  .posts { list-style: none; padding: 0; display: grid; }
  .post { display: grid; gap: var(--space-2xs); padding-block: var(--space-m); border-block-start: 1px solid var(--line); }
  .post:last-child { border-block-end: 1px solid var(--line); }
  .post a { color: inherit; text-decoration: none; }
  .post a:hover .post__title { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 0.12em; }
  .post__title { font-size: var(--fs-h3); font-variation-settings: "wght" 650; max-width: 32ch; }
  @media (min-width: 64rem) { .post__title { font-size: clamp(1.5rem, 1.1rem + 1.2vw, 2.25rem); } }

  /* Cuerpo de artículo */
  .prose { padding-block-end: var(--space-2xl); }
  .prose > * { max-width: 68ch; }
  .prose > * + * { margin-block-start: var(--space-s); }
  .prose h2 { font-size: var(--fs-h3); font-variation-settings: "wght" 750; letter-spacing: -0.015em; line-height: 1.1; margin-block-start: var(--space-xl); }
  .prose h3 { font-size: var(--fs-lead); font-variation-settings: "wght" 650; letter-spacing: 0; margin-block-start: var(--space-m); }
  .prose ul, .prose ol { padding-inline-start: 1.2em; display: grid; gap: var(--space-2xs); }
  .prose li::marker { color: var(--accent); font-weight: 700; }
  .prose .ficha { max-width: 52rem; font-size: var(--fs-small); }
  .prose .ficha th { font-family: var(--font-text); font-variation-settings: "wght" 700; font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
  @media (max-width: 47.99rem) {
    .prose .ficha thead { display: none; }
    .prose .ficha tr { display: grid; gap: 0.15rem; padding-block: var(--space-xs); border-block-end: 1px solid var(--line); }
    .prose .ficha td { padding: 0; border: 0; }
    .prose .ficha td + td { padding-inline-start: 0; }
  }
  article .hero .label a { color: inherit; }
}