@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url("/assets/fonts/IBMPlexMono-Regular.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:italic;font-weight:400;font-display:swap;src:url("/assets/fonts/IBMPlexMono-Italic.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:700;font-display:swap;src:url("/assets/fonts/IBMPlexMono-Bold.woff2") format("woff2")}
/* ==========================================================================
   Artículos · Sfera Global
   Medidas tomadas del archivo de Illustrator (artboard de 1920 × 1080).
   --u es "1 px del artboard": todo el escritorio escala con la ventana
   para que cada pantalla se componga igual que en el video.
   ========================================================================== */

:root {
  --bg: #000;
  --fg: #fff;
  --font: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --u: clamp(0.56px, min(calc(100vw / 1920), calc(100vh / 1080)), 1.25px);
  --ease: cubic-bezier(0.16, 0.84, 0.3, 1);
  --ease-in: cubic-bezier(0.5, 0, 0.9, 0.4);
  color-scheme: dark;
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
/* El diseño es negro en ambos temas. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --bg: #000; --fg: #fff; }
}
:root[data-theme="dark"] { --bg: #000; --fg: #fff; }

*, *::before, *::after { box-sizing: inherit; }

html {
  height: 100%;
  scroll-padding-top: env(safe-area-inset-top, 0px);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
body {
  margin: 0;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* Avances de glifo sin redondear: los renglones cortan igual que en el artboard en cualquier sistema. */
  text-rendering: geometricPrecision;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, p, figure { margin: 0; }
img { display: block; max-width: 100%; }
:focus-visible { outline: 1px solid var(--fg); outline-offset: 5px; }
h1:focus, h1:focus-visible { outline: none; }
[hidden] { display: none !important; }
.sr-only {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip-path: inset(50%); white-space: nowrap;
}

/* ---------- Marco ---------- */
.frame {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: calc(1920 * var(--u));
  margin-inline: auto;
}
.main { flex: 1; display: flex; flex-direction: column; }
.view { flex: 1; }

/* ---------- Encabezado ---------- */
.top { position: absolute; inset: 0 0 auto 0; height: 0; z-index: 5; }
.frame[data-view="boot"] .top { visibility: hidden; }

.logo {
  position: absolute;
  left: 0; right: 0;
  top: calc(107.3 * var(--u));
  width: calc(318.2 * var(--u));
  margin-inline: auto;
  display: block;
  line-height: 0;
}
.logo svg { display: block; width: 100%; height: auto; }

.lang, .back {
  position: absolute;
  top: calc(62 * var(--u));
  font-size: clamp(14px, calc(28.28 * var(--u)), 36px);
  line-height: 1.3;
}
.lang { right: calc(76 * var(--u)); text-align: right; }
.lang__label { display: block; margin-left: auto; line-height: inherit; }
.lang__label span, .back span { display: inline-block; }
.lang__menu {
  position: absolute;
  right: 0; top: 100%;
  padding-top: calc(13 * var(--u));
  white-space: nowrap;
  pointer-events: none;
}
.lang__menu li { line-height: 1.2376; }
.lang__menu a {
  display: inline-block;
  opacity: 0;
  transform: translateY(-120%);
  filter: blur(6px);
  transition: opacity 0.2s linear, transform 0.32s var(--ease), filter 0.32s var(--ease);
}
.lang__menu li:nth-child(2) a { transform: translateY(-220%); }
.lang.is-open .lang__menu { pointer-events: auto; }
.lang.is-open .lang__menu a { opacity: 1; transform: none; filter: blur(0); }
@media (hover: hover) {
  .lang:hover:not(.is-shut) .lang__menu,
  .lang:focus-within:not(.is-shut) .lang__menu { pointer-events: auto; }
  .lang:hover:not(.is-shut) .lang__menu a,
  .lang:focus-within:not(.is-shut) .lang__menu a { opacity: 1; transform: none; filter: blur(0); }
}
.lang__menu a:hover, .lang__menu a:focus-visible {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

.back {
  left: calc(76 * var(--u));
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s linear, visibility 0.3s;
}
.frame[data-view="article"] .back { opacity: 1; visibility: visible; }
.back__ico { width: 0.95em; height: auto; flex: none; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--fg);
  border-radius: 999px;
  white-space: nowrap;
  transition: background-color 0.17s linear, color 0.17s linear;
}
.btn:hover, .btn:focus-visible { background: var(--fg); color: var(--bg); }
.btn--lg {
  height: clamp(48px, calc(70.6 * var(--u)), 90px);
  padding-inline: clamp(28px, calc(51.7 * var(--u)), 66px);
  font-size: clamp(15px, calc(28.28 * var(--u)), 36px);
}
.btn--sm {
  flex: none;
  height: clamp(38px, calc(49.4 * var(--u)), 62px);
  padding-inline: clamp(16px, calc(22.65 * var(--u)), 30px);
  font-size: clamp(12.5px, calc(15.28 * var(--u)), 19px);
}

/* ---------- Inicio ---------- */
.view--intro {
  display: grid;
  place-items: center;
  text-align: center;
  padding: calc(200 * var(--u)) 24px calc(205 * var(--u));
}
.intro__h {
  font-size: clamp(21px, calc(36 * var(--u)), 46px);
  font-weight: 700;
  line-height: 1.2;
  text-wrap: balance;
}
.intro__p {
  margin-top: calc(33.4 * var(--u));
  font-size: clamp(14px, calc(28.28 * var(--u)), 36px);
  line-height: 1.2;
  text-wrap: balance;
}
.intro__p em { font-style: italic; }
.intro .btn--lg { margin-top: calc(72.4 * var(--u)); }

/* ---------- Grilla ---------- */
.view--grid {
  padding: calc(225.1 * var(--u)) calc(200.75 * var(--u)) calc(78 * var(--u));
}
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: calc(51.76 * var(--u));
  row-gap: calc(59.2 * var(--u));
}
.card { display: block; }
.card:focus-visible { outline: none; }
.card__frame { position: relative; display: block; aspect-ratio: 4 / 3; }
.card:focus-visible .card__frame { outline: 1px solid var(--fg); outline-offset: 6px; }
.card__media {
  position: absolute; inset: 0; display: block;
  transition: filter 0.15s linear;
}
.card__clip { position: absolute; inset: 0; display: block; overflow: hidden; background: #111; }
/* Encuadre de cada recorte: --w ancho de la imagen respecto a la tarjeta, --x / --y desplazamiento. */
.card__clip img {
  position: absolute;
  max-width: none;
  width: calc(var(--w, 1) * 100%);
  left: calc(var(--x, 0) * 100%);
  top: calc(var(--y, 0) * 100%);
  height: auto;
}
.card__shade {
  position: absolute; inset: 0; display: block;
  background: #000; opacity: 0;
  transition: opacity 0.15s linear;
}
.card__label {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: calc(6% + 12 * var(--u)) 6% 6%;
  text-align: center;
  opacity: 0;
  transition: opacity 0.15s linear;
}
.card__title {
  display: block;
  max-width: 100%;
  font-weight: 700;
  font-size: clamp(15px, calc(24 * var(--u)), 30px);
  line-height: 1.25;
  text-wrap: balance;
}
.card__author {
  margin-top: calc(10 * var(--u));
  font-size: clamp(13px, calc(20 * var(--u)), 25px);
  line-height: 1.25;
}
.card__cap { display: none; }

@media (hover: hover) {
  .card:hover .card__media, .card:focus-visible .card__media { filter: blur(calc(7 * var(--u))); }
  .card:hover .card__shade, .card:focus-visible .card__shade { opacity: 0.7; }
  .card:hover .card__label, .card:focus-visible .card__label { opacity: 1; }
}
/* Sin hover (táctil): el título va debajo del recorte. */
@media (hover: none) {
  .card__label, .card__shade { display: none; }
  .card__cap { display: block; margin-top: 12px; }
  .card__cap-title { display: block; font-weight: 700; font-size: 15px; line-height: 1.3; text-wrap: balance; }
  .card__cap-author { display: block; margin-top: 4px; font-size: 13px; line-height: 1.3; opacity: 0.7; }
}

/* Saltos de línea puestos a mano en un título: solo se respetan si caben. */
.mbr { display: none; }
.is-manual { text-wrap: wrap; }
.is-manual .mbr { display: inline; }

/* ---------- Artículo ---------- */
.view--article {
  display: grid;
  grid-template-columns: calc(471.65 * var(--u)) minmax(0, 1fr);
  column-gap: calc(74.84 * var(--u));
  align-items: start;
  /* El texto sobresale 30 px a la derecha de la grilla, igual que en el artboard. */
  padding: calc(261.7 * var(--u)) calc(170.75 * var(--u)) calc(130 * var(--u)) calc(200.75 * var(--u));
}
.art__fig { position: sticky; top: calc(48 * var(--u)); }
.art__fig img { width: 100%; height: auto; }
.art__text { padding-top: calc(6 * var(--u)); min-width: 0; }
.art__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: calc(16 * var(--u));
}
.art__heading { flex: 1; min-width: 0; }
.art__title {
  font-size: clamp(18px, calc(26.34 * var(--u)), 33px);
  font-weight: 700;
  line-height: 1.2;
  text-wrap: balance;
}
.art__author {
  margin-top: calc(9.3 * var(--u));
  font-size: clamp(14px, calc(20.7 * var(--u)), 26px);
  line-height: 1.25;
}
.art__head .btn--sm { margin-top: calc(1 * var(--u)); }
.art__body {
  margin-top: calc(28.9 * var(--u));
  font-size: clamp(14px, calc(17 * var(--u)), 21px);
  line-height: 1.2;
}
.art__body > * + * { margin-top: 1.2em; }
.art__body > h2 { margin-top: 2.4em; font-size: 1em; font-weight: 700; line-height: inherit; }
.art__body strong { font-weight: 700; }
.art__body em { font-style: italic; }
.art__pending { opacity: 0.55; }

/* Tabla dentro de un artículo */
.art__table table { width: 100%; border-collapse: collapse; table-layout: fixed; font: inherit; }
.art__table th, .art__table td {
  padding: 0.62em 1.6em 0.62em 0;
  text-align: left;
  vertical-align: top;
  font-weight: 400;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}
.art__table th:last-child, .art__table td:last-child { padding-right: 0; }
.art__table thead th { font-weight: 700; border-bottom-color: var(--fg); }
.art__table thead th:first-child { width: 23%; }
.art__table figcaption { margin-top: 0.9em; }

/* Elemento compartido: el recorte de la tarjeta se expande hasta la imagen del artículo. */
.ghost { position: fixed; z-index: 20; overflow: hidden; pointer-events: none; background: #111; }
.ghost img { position: absolute; max-width: none; height: auto; }
.view--article.has-ghost .art__fig img { visibility: hidden; }

/* ---------- Animaciones ---------- */
@keyframes rise {
  from { opacity: 0; transform: translateY(calc(34 * var(--u))); filter: blur(9px); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}
@keyframes drop {
  from { opacity: 0; transform: translateY(calc(-64 * var(--u))); filter: blur(9px); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}
@keyframes sink {
  to { opacity: 0; transform: translateY(calc(24 * var(--u))); filter: blur(9px); }
}
@keyframes from-right {
  from { opacity: 0; transform: translateX(calc(72 * var(--u))); filter: blur(10px); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}
@keyframes to-left {
  to { opacity: 0; transform: translateX(calc(-72 * var(--u))); filter: blur(10px); }
}
@keyframes blur-in {
  from { opacity: 0; filter: blur(10px); }
  to   { opacity: 1; filter: blur(0); }
}
@keyframes blur-out {
  to { opacity: 0; filter: blur(10px); }
}
@keyframes flip-out {
  to { opacity: 0; transform: translateY(-70%); filter: blur(5px); }
}
@keyframes flip-in {
  from { opacity: 0; transform: translateY(-70%); filter: blur(5px); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}

/* Carga de la página */
.frame.is-boot .logo,
.frame.is-boot .lang__label,
.frame.is-boot .back { animation: drop 0.75s var(--ease) both; }

/* Inicio */
.view--intro.is-entering .intro > * { animation: rise 0.7s var(--ease) both; }
.view--intro.is-entering .intro__h { animation-delay: 0.08s; }
.view--intro.is-entering .intro__p { animation-delay: 0.22s; }
.view--intro.is-entering .btn--lg { animation-delay: 0.36s; }
.view--intro.is-leaving .intro > * { animation: sink 0.26s var(--ease-in) both; }

/* Grilla */
.view--grid.is-entering .cards > li { animation: rise 0.62s var(--ease) both; animation-delay: calc(var(--i, 0) * 45ms); }
.view--grid.is-leaving .cards > li { animation: sink 0.26s var(--ease-in) both; }
.view--grid .cards > li.is-picked { animation: none; visibility: hidden; }

/* Artículo */
.view--article.is-entering .art__fig { animation: blur-in 0.5s var(--ease) both; }
.view--article.is-entering.has-ghost .art__fig { animation: none; }
.view--article.is-entering .art__head { animation: from-right 0.64s var(--ease) both 0.04s; }
.view--article.is-entering .art__body { animation: from-right 0.64s var(--ease) both 0.12s; }
.view--article.is-leaving .art__fig,
.view--article.is-leaving .art__head,
.view--article.is-leaving .art__body { animation: blur-out 0.24s var(--ease-in) both; }

/* Cambio de idioma */
.swap-out { animation: to-left 0.34s var(--ease-in) both; }
.swap-in { animation: from-right 0.56s var(--ease) both; }
.flip-out { animation: flip-out 0.22s var(--ease-in) both; }
.flip-in { animation: flip-in 0.4s var(--ease) both; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0s !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================================
   Tableta y celular (el video solo muestra escritorio; esto es adaptación)
   ========================================================================== */
@media (max-width: 999px) {
  :root { --u: 0.6px; }

  .top {
    position: relative; inset: auto; height: auto;
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-areas: "logo logo" "back lang";
    row-gap: 10px;
    padding: 30px 20px 0;
  }
  .logo { position: static; grid-area: logo; width: 172px; }
  .lang, .back { position: relative; top: auto; font-size: 15px; }
  .lang { right: auto; grid-area: lang; justify-self: end; }
  .back { left: auto; grid-area: back; justify-self: start; padding: 10px 0; }
  .lang__label { padding: 10px 0; }
  .lang__menu { padding: 2px 0 12px 18px; z-index: 6; }
  .lang.is-open .lang__menu { background: var(--bg); }
  .lang__menu li { line-height: 1.9; }

  .view--intro { padding: 40px 24px 110px; }
  .intro__h { font-size: clamp(21px, 5.6vw, 30px); }
  .intro__p { margin-top: 16px; font-size: clamp(14px, 3.7vw, 19px); line-height: 1.35; }
  .intro .btn--lg { margin-top: 38px; height: 52px; padding-inline: 30px; font-size: 16px; }

  .view--grid { padding: 40px 20px 72px; }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 20px; }
  .card__label, .card__shade { display: none; }
  .card:hover .card__media, .card:focus-visible .card__media { filter: none; }
  .card__cap { display: block; margin-top: 12px; }
  .card__cap-title { display: block; font-weight: 700; font-size: 15px; line-height: 1.3; text-wrap: balance; }
  .card__cap-author { display: block; margin-top: 4px; font-size: 13px; line-height: 1.3; opacity: 0.7; }

  /* Primero el título, luego el recorte y después el texto. */
  .view--article { display: flex; flex-direction: column; padding: 30px 20px 88px; }
  .art__text { display: contents; }
  .art__head { order: 1; }
  .art__fig { order: 2; position: static; width: 100%; max-width: 460px; margin: 28px 0 0; }
  .art__body { order: 3; }
  .art__head { flex-direction: column; gap: 18px; }
  .art__title { font-size: clamp(20px, 5.2vw, 26px); }
  .art__author { margin-top: 8px; font-size: 15px; }
  .art__head .btn--sm { margin-top: 0; height: 44px; padding-inline: 20px; font-size: 13.5px; }
  .art__body { margin-top: 30px; font-size: 15px; line-height: 1.55; }
  .art__body > * + * { margin-top: 1.05em; }
}
@media (max-width: 999px) and (hover: hover) {
  .lang:hover:not(.is-shut) .lang__menu,
  .lang:focus-within:not(.is-shut) .lang__menu { background: var(--bg); }
}
@media (max-width: 639px) {
  .cards { grid-template-columns: minmax(0, 1fr); gap: 34px; }

  /* La tabla se apila: cada fila es un bloque y cada celda lleva el nombre de su columna. */
  .art__table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .art__table table, .art__table tbody, .art__table tr, .art__table tbody th, .art__table td { display: block; }
  .art__table tr { padding: 0.95em 0; border-bottom: 1px solid rgba(255, 255, 255, 0.3); }
  .art__table tbody tr:first-child { border-top: 1px solid var(--fg); }
  .art__table tbody th, .art__table td { padding: 0; border: 0; }
  .art__table tbody th { font-weight: 700; }
  .art__table td { margin-top: 0.6em; }
  .art__table td::before { content: attr(data-label); display: block; font-size: 0.82em; opacity: 0.65; }
}