/* La Terminal. Estética de diario, tinta sobre papel. La separación la hace el
   espacio, no las líneas; el color se reserva a lo interactivo. Modo claro y
   oscuro vía prefers-color-scheme o el interruptor de tema. Textura: grano de papel + lavados tonales. */

:root {
  --paper: #f7f4ec;
  --paper-bright: #fcfaf4;
  --paper-deep: #efe9dc;
  --ink: #1c1a17;
  --muted: #6c675e;
  --faint: #ddd6c8;
  --accent: #96650a;
  --link: var(--ink);
  --shadow: rgba(40, 32, 18, 0.1);
  --shadow-deep: rgba(40, 32, 18, 0.18);
  --shadow-card: rgba(40, 32, 18, 0.05);
  --highlight: rgba(255, 252, 245, 0.7);
  --highlight-strong: rgba(255, 252, 245, 0.85);
  --highlight-mid: rgba(255, 252, 245, 0.55);
  --highlight-soft: rgba(255, 252, 245, 0.65);
  --surface-glow: rgba(255, 252, 245, 0.55);
  --surface-glow-strong: rgba(255, 252, 245, 0.75);
  --text-shadow-light: rgba(40, 32, 18, 0.12);
  --vignette: rgba(40, 32, 18, 0.055);
  --wash-cool: rgba(51, 82, 110, 0.045);
  --wash-warm: rgba(120, 88, 48, 0.05);
  --grain-opacity: 0.35;
  --on-accent: #f7f4ec;

  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "Segoe UI Mono", Menlo, Consolas, monospace;

  --wrap: 1180px;
}

/* Oscuro: por preferencia del sistema salvo que se elija claro a mano, o
   forzado con el interruptor (data-theme en <html>, ver base.njk). */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #1a1814;
    --paper-bright: #221f1a;
    --paper-deep: #141210;
    --ink: #e8e4dc;
    --muted: #9a9488;
    --faint: #3a3530;
    --accent: #f2b705;
    --link: var(--ink);
    --shadow: rgba(0, 0, 0, 0.28);
    --shadow-deep: rgba(0, 0, 0, 0.45);
    --shadow-card: rgba(0, 0, 0, 0.2);
    --highlight: rgba(255, 255, 255, 0.06);
    --highlight-strong: rgba(255, 255, 255, 0.1);
    --highlight-mid: rgba(255, 255, 255, 0.04);
    --highlight-soft: rgba(255, 255, 255, 0.05);
    --surface-glow: rgba(255, 255, 255, 0.04);
    --surface-glow-strong: rgba(255, 255, 255, 0.07);
    --text-shadow-light: rgba(0, 0, 0, 0.35);
    --vignette: rgba(0, 0, 0, 0.32);
    --wash-cool: rgba(51, 82, 110, 0.14);
    --wash-warm: rgba(120, 88, 48, 0.1);
    --grain-opacity: 0.14;
    --on-accent: #141210;
  }
}
:root[data-fuente="fraunces"] {
  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", system-ui, sans-serif;
}
:root[data-fuente="grotesk"] {
  --serif: "Space Grotesk", system-ui, sans-serif;
  --sans: "Space Grotesk", system-ui, sans-serif;
}
:root[data-fuente="plex"] {
  --serif: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}
:root[data-fuente="playfair"] {
  --serif: "Playfair Display", Georgia, serif;
  --sans: "Source Serif 4", Georgia, serif;
}

:root[data-theme="dark"] {
  --paper: #1a1814;
  --paper-bright: #221f1a;
  --paper-deep: #141210;
  --ink: #e8e4dc;
  --muted: #9a9488;
  --faint: #3a3530;
  --accent: #f2b705;
  --link: var(--ink);
  --shadow: rgba(0, 0, 0, 0.28);
  --shadow-deep: rgba(0, 0, 0, 0.45);
  --shadow-card: rgba(0, 0, 0, 0.2);
  --highlight: rgba(255, 255, 255, 0.06);
  --highlight-strong: rgba(255, 255, 255, 0.1);
  --highlight-mid: rgba(255, 255, 255, 0.04);
  --highlight-soft: rgba(255, 255, 255, 0.05);
  --surface-glow: rgba(255, 255, 255, 0.04);
  --surface-glow-strong: rgba(255, 255, 255, 0.07);
  --text-shadow-light: rgba(0, 0, 0, 0.35);
  --vignette: rgba(0, 0, 0, 0.32);
  --wash-cool: rgba(51, 82, 110, 0.14);
  --wash-warm: rgba(120, 88, 48, 0.1);
  --grain-opacity: 0.14;
  --on-accent: #141210;
}
:root[data-theme="light"] {
  color-scheme: light;
}
:root[data-theme="dark"] {
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  color-scheme: light dark;
}

body {
  margin: 0;
  position: relative;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.62;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  background-color: var(--paper);
  background-image:
    radial-gradient(ellipse 90% 55% at 50% -8%, var(--paper-bright) 0%, transparent 58%),
    radial-gradient(ellipse 45% 35% at 0% 70%, var(--wash-cool) 0%, transparent 70%),
    radial-gradient(ellipse 40% 30% at 100% 40%, var(--wash-warm) 0%, transparent 65%),
    linear-gradient(180deg, var(--paper-deep) 0%, var(--paper) 18%, var(--paper-bright) 72%, var(--paper-deep) 100%);
}

/* Grano de papel fijo: da textura sin interferir con el scroll ni el clic. */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  z-index: -1;
  pointer-events: none;
  opacity: var(--grain-opacity);
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 0.12 0 0 0 0 0.1 0 0 0 0 0.07 0 0 0 0.55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 180px 180px;
}

/* Viñeta suave en los bordes: el centro respira, el marco se hunde un poco. */
body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(ellipse 75% 65% at 50% 40%, transparent 50%, var(--vignette) 100%);
}

a {
  color: inherit;
}

/* Cursor retro pixelado (flecha y manita del Mac clásico), dibujado por
   interfaz.js como un elemento que sigue al ratón. No se usa cursor: url()
   porque Linux recorta los cursores a 32 px reales y, con la pantalla
   escalada, la flecha se cortaba. Sobre campos de texto y la paleta (que
   está en la capa superior y taparía el elemento) vuelve el del sistema. */
html.cursor-retro,
html.cursor-retro *:not(input, textarea, select, dialog, dialog *) {
  cursor: none !important;
}
/* El cursor se hereda: sin esto, la paleta se quedaría sin ninguno. */
html.cursor-retro dialog {
  cursor: auto;
}
.cursor-retro__el {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 2147483647;
  pointer-events: none;
  image-rendering: pixelated;
  visibility: hidden;
}
.cursor-retro__el.is-visible {
  visibility: visible;
}

/* Categorías (investigación, herramientas…): etiqueta tipográfica, no cuerpo. */
.kicker {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
  padding: 0.22rem 0.55rem;
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--faint));
  border-radius: 4px;
  background: color-mix(in srgb, var(--accent) 8%, var(--paper-bright));
  box-shadow: inset 0 1px 0 var(--highlight);
}

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 1rem;
  top: 1rem;
  z-index: 10;
  background: var(--ink);
  color: var(--paper);
  padding: 0.5rem 0.9rem;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ---------- Cabecera ---------- */

.masthead {
  position: relative;
  /* Por encima de .content: sus desplegables deben tapar las tarjetas. */
  z-index: 2;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 3rem 1.5rem 0;
  text-align: center;
}

.masthead__name {
  display: inline-block;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(2.8rem, 7vw, 5rem);
  line-height: 1;
  letter-spacing: 0.005em;
  text-decoration: none;
  /* Tinta que fluye hacia el ámbar y vuelve. Con var(--ink) en vez de negro
     fijo: en modo oscuro la tinta es clara y el título sigue legible. */
  background: linear-gradient(90deg, var(--ink) 0%, var(--accent) 25%, var(--ink) 50%, var(--accent) 75%, var(--ink) 100%) 0 0 / 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: fluir 6s linear infinite;
}
@keyframes fluir {
  to {
    background-position: -200% 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .masthead__name {
    animation: none;
  }
}

.masthead__tagline {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 1rem 0 0;
}

.masthead__nav {
  margin-top: 1.9rem;
  padding-top: 1rem;
  border-top: 1px solid var(--faint);
  box-shadow: 0 -1px 0 var(--highlight-soft);
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem 2rem;
  justify-content: center;
}
.masthead__nav a {
  color: var(--muted);
  text-decoration: none;
  padding-bottom: 2px;
}
.masthead__nav a:hover {
  color: var(--ink);
  border-bottom: 1px solid var(--accent);
}
.masthead__nav a.is-active {
  color: var(--ink);
  border-bottom: 1px solid var(--accent);
}

/* ---------- Contenido ---------- */

.content {
  position: relative;
  z-index: 1;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

/* Bloque editorial: distinto del resumen, con acento y cuerpo en cursiva. */
.why {
  margin: 1rem 0 0.4rem;
  max-width: 60ch;
  padding: 0.65rem 0 0.65rem 0.9rem;
  border-left: 2px solid color-mix(in srgb, var(--accent) 55%, var(--faint));
  color: color-mix(in srgb, var(--ink) 78%, var(--muted));
  font-style: italic;
  font-size: 0.98rem;
  line-height: 1.55;
}
.why__label {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-style: normal;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.28rem;
}

.source {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--muted);
  margin: 1rem 0 0;
}
.source a {
  color: var(--link);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--link) 45%, transparent);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.source a:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
}

/* ---------- Noticia principal ---------- */

.lead {
  padding-bottom: 3rem;
  margin-bottom: 3rem;
  border-bottom: 1px solid var(--faint);
  box-shadow: 0 1px 0 var(--highlight-mid);
}
.lead__title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(2.1rem, 5vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.012em;
  margin: 0 0 1rem;
  max-width: 22ch;
  text-shadow: 0 1px 0 var(--highlight-mid);
}
.lead__title a {
  color: var(--link);
  text-decoration: underline;
  text-decoration-color: transparent;
  text-decoration-thickness: 2px;
  text-underline-offset: 5px;
}
.lead__title a:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
}
.lead__summary {
  font-size: 1.3rem;
  line-height: 1.55;
  max-width: 60ch;
  margin: 0 0 1.5rem;
}

/* ---------- Rejilla de noticias ---------- */

.stories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3.2rem 3rem;
  align-items: start;
}
.story {
  min-width: 0;
}
.story__title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.45rem;
  line-height: 1.16;
  letter-spacing: -0.005em;
  margin: 0 0 0.7rem;
}
.story__title a {
  color: var(--link);
  text-decoration: underline;
  text-decoration-color: transparent;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}
.story__title a:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
}
.story__summary {
  margin: 0 0 1rem;
}

/* ---------- Repositorios hot ---------- */

.repos__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.6rem 2rem;
}
.repo {
  min-width: 0;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--faint);
  border-radius: 8px;
  background: color-mix(in srgb, var(--paper-bright) 70%, transparent);
}
.repo__name {
  font-family: var(--mono);
  font-size: 0.92rem;
  margin: 0 0 0.6rem;
  word-break: break-word;
}
.repo__name a {
  color: var(--link);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--link) 45%, transparent);
  text-underline-offset: 3px;
}
.repo__name a:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
}
.repo__desc {
  margin: 0 0 0.7rem;
  font-size: 0.98rem;
  line-height: 1.5;
}
.repo__meta {
  display: flex;
  gap: 0.9rem;
  margin: 0;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- Navegación entre ediciones ---------- */

.edicion-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--faint);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
/* Sin día anterior ni siguiente: no dejar un bloque vacío antes del pie. */
.edicion-nav:not(:has(a)) {
  display: none;
}
.edicion-nav a {
  color: var(--muted);
  text-decoration: none;
}
.edicion-nav a:hover {
  color: var(--ink);
}
.edicion-nav__flecha {
  flex: 0 0 auto;
}

/* ---------- Calendario ---------- */

.cal-menu,
.tipo {
  position: relative;
}
.cal-menu__panel,
.tipo__panel {
  position: absolute;
  right: 0;
  top: calc(100% + 0.5rem);
  z-index: 20;
  background:
    linear-gradient(180deg, var(--paper-bright), var(--paper));
  border: 1px solid var(--faint);
  border-radius: 10px;
  padding: 1rem;
  box-shadow:
    inset 0 1px 0 var(--highlight-strong),
    0 4px 12px var(--shadow),
    0 18px 40px var(--shadow-deep);
}
.calendario {
  width: 260px;
  max-width: 78vw;
}
.calendario__cabecera {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.7rem;
}
.calendario__titulo {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
}
.calendario__nav {
  width: 30px;
  height: 30px;
  border: 1px solid var(--faint);
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}
.calendario__nav:hover:not(:disabled) {
  color: var(--ink);
  border-color: var(--accent);
}
.calendario__nav:disabled {
  opacity: 0.3;
  cursor: default;
}
.calendario__grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.calendario__dow {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-align: center;
  color: var(--muted);
  padding-bottom: 0.3rem;
}
.calendario__celda {
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 0.76rem;
  border-radius: 6px;
}
.calendario__celda--off {
  color: var(--faint);
}
.calendario__celda--disp {
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--faint);
}
.calendario__celda--disp:hover {
  border-color: var(--accent);
}
.calendario__celda--disp.is-actual {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}

/* ---------- Archivo ---------- */

.archivo__title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  margin: 1rem 0 2.5rem;
}
.archivo__mes {
  margin-bottom: 2.6rem;
}
.archivo__mes-title {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.8rem;
}
.archivo__lista {
  list-style: none;
  margin: 0;
  padding: 0;
}
.archivo__item a {
  display: grid;
  grid-template-columns: 5.5rem 1fr auto;
  gap: 1.2rem;
  align-items: baseline;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--faint);
  text-decoration: none;
}
.archivo__item a:hover .archivo__lead {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-underline-offset: 3px;
}
.archivo__fecha {
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--muted);
}
.archivo__lead {
  font-family: var(--serif);
  font-size: 1.14rem;
  line-height: 1.28;
}
.archivo__count {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  white-space: nowrap;
}

/* ---------- Pie ---------- */

.pie {
  position: relative;
  z-index: 1;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3.5rem;
  border-top: 1px solid var(--faint);
  box-shadow: 0 -1px 0 var(--highlight-mid);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.55rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.pie__marca {
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.pie__marca:hover {
  color: var(--accent);
}
.pie__credito {
  margin: 0;
  color: var(--muted);
}
.pie__credito strong {
  color: var(--ink);
  font-weight: 600;
}
.pie__enlaces {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.45rem 0.55rem;
}
.pie__sep {
  color: var(--faint);
}
.pie__enlaces a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--accent) 40%, transparent);
  text-underline-offset: 3px;
}
.pie__enlaces a:hover {
  color: var(--ink);
  text-decoration-color: var(--ink);
}

.empty {
  padding: 4rem 0;
  font-family: var(--serif);
  font-size: 1.5rem;
  text-align: center;
  color: var(--muted);
}

/* ---------- Botones de compartir ---------- */

/* Pie de tarjeta: fuente (o lenguaje y estrellas) y un único botón de compartir. */
.item-pie {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
}
.item-pie .source {
  margin: 0;
}
.share {
  flex-shrink: 0;
}
.share__menu {
  position: relative;
}
.share__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 999px;
  background: none;
  color: var(--muted);
  cursor: pointer;
  list-style: none;
  transition: color 0.15s, border-color 0.15s, background-color 0.15s;
}
.share__btn::-webkit-details-marker {
  display: none;
}
.share__btn:hover,
.share__menu[open] .share__btn {
  color: var(--ink);
  border-color: var(--faint);
  background: color-mix(in srgb, var(--paper-bright) 70%, transparent);
}
.share__panel {
  position: absolute;
  right: 0;
  bottom: calc(100% + 0.4rem);
  z-index: 20;
  display: grid;
  min-width: 15rem;
  padding: 0.35rem;
  border: 1px solid var(--faint);
  border-radius: 10px;
  background: linear-gradient(180deg, var(--paper-bright), var(--paper));
  box-shadow:
    inset 0 1px 0 var(--highlight-strong),
    0 4px 12px var(--shadow),
    0 18px 40px var(--shadow-deep);
}
.share__item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 38px;
  padding: 0 0.7rem;
  border: 0;
  border-radius: 6px;
  background: none;
  color: var(--ink);
  font: inherit;
  font-size: 0.9rem;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}
.share__item svg {
  flex-shrink: 0;
  color: var(--muted);
}
.share__item:hover,
.share__item:focus-visible {
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}

/* ---------- Índice de archivo ---------- */

.archivo__intro {
  color: var(--muted);
  margin: 0 0 2rem;
}
.archivo-indice {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
  max-width: 640px;
}
.archivo-indice__item a {
  display: block;
  padding: 1.2rem 1.4rem;
  border: 1px solid var(--faint);
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  background:
    linear-gradient(165deg, var(--surface-glow) 0%, transparent 45%),
    color-mix(in srgb, var(--paper-bright) 65%, transparent);
  box-shadow:
    inset 0 1px 0 var(--highlight),
    0 1px 2px var(--shadow);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.archivo-indice__item a:hover {
  border-color: var(--accent);
  box-shadow:
    inset 0 1px 0 var(--highlight-strong),
    0 4px 14px var(--shadow);
}
.archivo-indice__nombre {
  display: block;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 0.3rem;
}
.archivo-indice__desc {
  display: block;
  color: var(--muted);
  font-size: 0.92rem;
}

/* ---------- Semana y búsqueda ---------- */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.semana__bloque {
  margin: 0 0 2.8rem;
}
.semana__h2 {
  font-family: var(--serif);
  font-size: 1.6rem;
  margin: 0 0 0.4rem;
}
.semana__ayuda {
  color: var(--muted);
  margin: 0 0 1rem;
  font-size: 0.95rem;
}
.semana__temas {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.4rem;
}
.semana__temas li {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}
.semana__temas .kicker {
  margin: 0;
}
.semana__tema-n {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
}
.semana__repos {
  list-style: none;
  margin: 0;
  padding: 0;
}
.semana__repos li {
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--faint);
}
.semana__repos a {
  font-family: var(--mono);
  color: var(--link);
}
.semana__repo-meta {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  margin: 0.2rem 0 0.4rem;
}
.semana__repos p {
  margin: 0;
  max-width: 70ch;
}

.buscar-form {
  display: flex;
  gap: 0.55rem;
  max-width: 40rem;
  margin: 0 0 1.4rem;
}
.buscar-form input {
  flex: 1;
  min-width: 0;
  font-family: var(--serif);
  font-size: 1.15rem;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--faint);
  border-radius: 6px;
  background: var(--paper-bright);
  color: var(--ink);
}
.buscar-form button {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.65rem 1rem;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: var(--on-accent);
  cursor: pointer;
}
.buscar-form button:hover {
  filter: brightness(1.08);
}
.buscar-estado {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  margin: 0 0 1rem;
}
.buscar-resultados {
  list-style: none;
  margin: 0;
  padding: 0;
}
.buscar-resultados__item a {
  display: grid;
  grid-template-columns: 6.5rem 1fr auto;
  gap: 1.2rem;
  align-items: baseline;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--faint);
  text-decoration: none;
}
.buscar-resultados__item a:hover .archivo__lead {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-underline-offset: 3px;
}

/* ---------- Responsive ---------- */

@media (max-width: 600px) {
  .masthead {
    padding-top: 2.2rem;
  }
  .stories {
    grid-template-columns: 1fr;
    gap: 2.6rem;
  }
  .repos__grid {
    grid-template-columns: 1fr;
  }
  .archivo__item a,
  .buscar-resultados__item a {
    grid-template-columns: 4.5rem 1fr;
  }
  .buscar-form {
    flex-direction: column;
  }
  .archivo__count {
    display: none;
  }
  .edicion-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
  }
}

/* ---------- Pulido de componentes ---------- */

/* Anterior / Siguiente como botones con área táctil cómoda. */
.edicion-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 1rem;
  border: 1px solid var(--faint);
  border-radius: 999px;
  background: color-mix(in srgb, var(--paper-bright) 65%, transparent);
  box-shadow: inset 0 1px 0 var(--highlight);
  transition: color 0.15s, border-color 0.15s, background-color 0.15s;
}
.edicion-nav a:hover {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, var(--paper-bright));
}

/* Buscador: foco visible y consistente con el acento. */
.buscar-form input {
  transition: border-color 0.15s, box-shadow 0.15s;
}
.buscar-form input:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}
.buscar-resultados__item a {
  transition: background-color 0.15s;
}
.buscar-resultados__item a:hover {
  background: color-mix(in srgb, var(--accent) 5%, transparent);
}

/* Títulos: mejor reparto de líneas y subrayado animado. */
.lead__title,
.story__title {
  text-wrap: balance;
}
.lead__summary,
.story__summary,
.repo__desc {
  text-wrap: pretty;
}
.lead__title a,
.story__title a,
.repo__name a,
.source a {
  transition: color 0.15s, text-decoration-color 0.15s;
}

/* Botones de compartir: área táctil mínima en pantallas táctiles. */
@media (pointer: coarse) {
  .share__btn {
    width: 44px;
    height: 44px;
  }
}

/* Respetar a quien prefiere menos movimiento. */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* ---------- Aviso flotante (toast) ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  z-index: 50;
  padding: 0.6rem 1rem;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  box-shadow: 0 8px 24px var(--shadow-deep);
  opacity: 0;
  transform: translate(-50%, 0.75rem) scale(0.96);
  transition: opacity 0.2s ease, transform 0.25s cubic-bezier(0.2, 0.9, 0.3, 1.3);
  pointer-events: none;
}
.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0) scale(1);
}

/* ---------- Paleta de búsqueda (⌘K) ---------- */

kbd {
  display: inline-block;
  min-width: 1.5em;
  padding: 0.05rem 0.35rem;
  border: 1px solid var(--faint);
  border-bottom-width: 2px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 0.68em;
  line-height: 1.4;
  text-align: center;
  color: var(--muted);
  background: var(--paper-bright);
}
.masthead__buscar kbd {
  margin-left: 0.35rem;
  letter-spacing: 0;
}
@media (pointer: coarse) {
  .masthead__buscar kbd {
    display: none;
  }
}

.paleta {
  width: min(640px, calc(100vw - 2rem));
  max-height: min(70vh, 560px);
  margin: 12vh auto auto;
  padding: 0;
  border: 1px solid var(--faint);
  border-radius: 12px;
  background: var(--paper-bright);
  color: var(--ink);
  box-shadow: 0 24px 60px var(--shadow-deep);
  overflow: hidden;
}
.paleta[open] {
  display: flex;
  flex-direction: column;
  animation: paleta-in 0.18s ease-out;
}
.paleta::backdrop {
  background: color-mix(in srgb, var(--ink) 35%, transparent);
  backdrop-filter: blur(3px);
}
@keyframes paleta-in {
  from {
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
  }
}
.paleta__caja {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--faint);
}
.paleta__input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  background: transparent;
  color: inherit;
  font-family: var(--serif);
  font-size: 1.2rem;
}
.paleta__lista {
  list-style: none;
  margin: 0;
  padding: 0.4rem;
  overflow-y: auto;
}
.paleta__lista a {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  text-decoration: none;
}
.paleta__lista [aria-selected="true"] a {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}
.paleta__titulo {
  font-family: var(--serif);
  font-weight: 700;
  line-height: 1.25;
}
.paleta__meta,
.paleta__vacio,
.paleta__pie {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
}
.paleta__vacio {
  padding: 1rem 0.75rem;
}
.paleta__pie {
  margin: 0;
  padding: 0.55rem 1rem;
  border-top: 1px solid var(--faint);
  display: flex;
  gap: 0.3rem;
  align-items: center;
}

/* ---------- Interruptor de tema (LiquidToggle) ---------- */

.masthead {
  position: relative;
}
/* Barra de la cabecera: calendario, tipografía y tema, arriba a la derecha. */
.herramientas {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  text-align: left;
}
.herramienta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--faint);
  border-radius: 999px;
  background: color-mix(in srgb, var(--paper-bright) 70%, transparent);
  color: var(--muted);
  font-family: var(--serif);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: color 0.15s, border-color 0.15s;
}
.herramienta::-webkit-details-marker {
  display: none;
}
.herramienta:hover,
.herramienta.is-active,
[open] > .herramienta {
  color: var(--ink);
  border-color: var(--accent);
}
.tipo__panel {
  top: calc(100% + 0.5rem);
  z-index: 20;
  display: grid;
  min-width: 11rem;
  padding: 0.35rem;
  border: 1px solid var(--faint);
  border-radius: 10px;
  background: linear-gradient(180deg, var(--paper-bright), var(--paper));
  box-shadow:
    inset 0 1px 0 var(--highlight-strong),
    0 4px 12px var(--shadow),
    0 18px 40px var(--shadow-deep);
}
.tipo__op {
  min-height: 40px;
  padding: 0 0.8rem;
  border: 0;
  border-radius: 6px;
  background: none;
  color: var(--ink);
  font-size: 1.05rem;
  text-align: left;
  cursor: pointer;
}
.tipo__op:hover {
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}
.tipo__op[aria-pressed="true"] {
  background: var(--accent);
  color: var(--on-accent);
}
.tema {
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  border-radius: 999px;
}
.tema__pista {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 58px;
  height: 30px;
  padding: 0 8px;
  border: 1px solid var(--faint);
  border-radius: 999px;
  background: color-mix(in srgb, var(--paper-bright) 70%, transparent);
  box-shadow: inset 0 1px 3px var(--shadow);
  color: var(--muted);
  transition: background-color 0.3s, border-color 0.3s;
}
.tema:hover .tema__pista {
  border-color: var(--accent);
}
.tema__ico {
  position: relative;
  z-index: 1;
  transition: color 0.3s, transform 0.4s cubic-bezier(0.3, 1.5, 0.5, 1);
}
.tema__bola {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 1px 3px var(--shadow-deep), inset 0 1px 0 rgba(255, 255, 255, 0.35);
  /* Efecto líquido: la bola se estira mientras viaja y recupera su forma. */
  transition:
    transform 0.45s cubic-bezier(0.5, 1.6, 0.4, 0.9),
    width 0.25s ease;
}
.tema:active .tema__bola {
  width: 30px;
}
.tema[aria-checked="false"] .tema__ico--sol,
.tema[aria-checked="true"] .tema__ico--luna {
  color: var(--on-accent);
}
.tema[aria-checked="true"] .tema__bola {
  transform: translateX(28px);
}
.tema[aria-checked="true"]:active .tema__bola {
  transform: translateX(20px);
}
.tema[aria-checked="true"] .tema__ico--luna {
  transform: rotate(-20deg);
}
/* Transición suave de colores solo al cambiar de tema, no al cargar. */
html.is-cambiando-tema,
html.is-cambiando-tema * {
  transition: background-color 0.35s ease, color 0.35s ease, border-color 0.35s ease !important;
}

/* ---------- Indicador deslizante del menú (GooTabs) ---------- */

.masthead__nav {
  position: relative;
}
.masthead__nav a,
.masthead__nav a:hover,
.masthead__nav a.is-active {
  transition: color 0.2s;
}
.masthead__nav.has-indicador a,
.masthead__nav.has-indicador a:hover,
.masthead__nav.has-indicador a.is-active {
  border-bottom-color: transparent;
}
.masthead__indicador {
  position: absolute;
  top: 0;
  left: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  pointer-events: none;
}
.masthead__indicador.is-listo {
  transition:
    transform 0.35s cubic-bezier(0.3, 1.3, 0.5, 1),
    width 0.35s cubic-bezier(0.3, 1.3, 0.5, 1),
    opacity 0.2s;
}

/* ---------- Progreso de lectura (ProgressTicks) ---------- */

.progreso {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  gap: 3px;
  padding: 6px 8px 0;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity 0.25s, transform 0.25s;
}
.progreso.is-visible {
  opacity: 1;
  transform: none;
}
.progreso__marca {
  flex: 1;
  height: 3px;
  border-radius: 3px;
  background: color-mix(in srgb, var(--muted) 25%, transparent);
  transition: background-color 0.3s, transform 0.3s cubic-bezier(0.3, 1.6, 0.5, 1);
}
.progreso__marca.is-leida {
  background: color-mix(in srgb, var(--accent) 55%, transparent);
}
.progreso__marca.is-actual {
  background: var(--accent);
  transform: scaleY(1.7);
}

/* ---------- Entrada escalonada de tarjetas ---------- */

@keyframes entrada {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
}
.lead,
.story,
.repo {
  animation: entrada 0.55s cubic-bezier(0.2, 0.8, 0.3, 1) backwards;
  animation-delay: calc(min(var(--i, 0), 10) * 60ms);
}

/* ---------- Esqueleto de carga en la paleta ---------- */

.paleta__esqueleto {
  height: 3.1rem;
  margin: 0.3rem 0.35rem;
  border-radius: 8px;
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--faint) 55%, transparent) 25%,
    color-mix(in srgb, var(--faint) 100%, transparent) 50%,
    color-mix(in srgb, var(--faint) 55%, transparent) 75%
  );
  background-size: 200% 100%;
  animation: brillo 1.2s linear infinite;
}
@keyframes brillo {
  to {
    background-position: -200% 0;
  }
}

@media (max-width: 600px) {
  .herramientas {
    top: 0.6rem;
    right: 0.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lead,
  .story,
  .repo,
  .paleta__esqueleto {
    animation: none;
  }
}

/* ---------- Teléfono: vista compacta y con aire ---------- */

.share-nativo .share > :not(.share__nativo) {
  display: none;
}
/* .share__btn fija display y anularía el atributo hidden. */
.share__nativo[hidden] {
  display: none;
}

@media (max-width: 600px) {
  body {
    font-size: 1rem;
  }

  /* Cabecera más baja: marca, lema y menú en menos altura. */
  .masthead {
    padding: 1.4rem 1rem 0;
  }
  .masthead__name {
    font-size: 2.4rem;
    margin-top: 2.4rem;
  }
  .masthead__tagline {
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    margin-top: 0.5rem;
  }
  .herramientas {
    top: 0.5rem;
    right: 0.5rem;
    gap: 0.25rem;
  }

  /* Menú en una sola fila deslizable. */
  .masthead__nav {
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: 1.4rem;
    margin: 1rem -1rem 0;
    padding: 0.8rem 1rem 0.7rem;
    overflow-x: auto;
    scrollbar-width: none;
    font-size: 0.76rem;
    letter-spacing: 0.1em;
  }
  .masthead__nav::-webkit-scrollbar {
    display: none;
  }
  .masthead__nav a {
    flex: 0 0 auto;
  }
  .masthead__buscar kbd {
    display: none;
  }

  .content {
    padding: 1rem 1rem 3rem;
  }

  /* Noticia principal a una escala de teléfono. */
  .lead {
    padding-bottom: 2rem;
    margin-bottom: 2rem;
  }
  .lead__title {
    font-size: 1.95rem;
    line-height: 1.1;
    margin-bottom: 0.8rem;
  }
  .lead__summary {
    font-size: 1.08rem;
    margin-bottom: 1rem;
  }
  .story__title {
    font-size: 1.3rem;
  }
  .stories {
    gap: 2.2rem;
  }
  .why {
    font-size: 0.93rem;
  }

  .kicker {
    font-size: 0.68rem;
  }
}

/* ---------- Apertura de desplegables (Create menu de Bencho) ---------- */

/* El panel nace del botón: se recorta al tamaño del botón y crece hasta su
   caja completa; luego las opciones entran escalonadas. Mismas curvas y
   tiempos que el bloque original. La clase .is-abriendo la pone compartir.js
   en cada apertura: un <details> cerrado solo se oculta, así que animar con
   [open] únicamente se vería la primera vez. */
.herramienta,
.share__btn {
  transition: scale 0.12s cubic-bezier(0.35, 0, 0.5, 1), color 0.15s, border-color 0.15s, background-color 0.15s;
}
.herramienta:active,
.share__btn:active {
  scale: 0.94;
}
.tipo.is-abriendo .tipo__panel,
.cal-menu.is-abriendo .cal-menu__panel {
  --desde: inset(0 0 calc(100% - 34px) calc(100% - 34px) round 17px);
  animation: brotar 0.34s cubic-bezier(0.22, 1, 0.36, 1);
}
.share__menu.is-abriendo .share__panel {
  --desde: inset(calc(100% - 34px) 0 0 calc(100% - 34px) round 17px);
  animation: brotar 0.34s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes brotar {
  from {
    clip-path: var(--desde);
    opacity: 0.6;
  }
  to {
    clip-path: inset(0 round 10px);
    opacity: 1;
  }
}
.tipo.is-abriendo .tipo__op,
.share__menu.is-abriendo .share__item,
.cal-menu.is-abriendo .calendario {
  animation: asomar 0.24s cubic-bezier(0.22, 1, 0.36, 1) backwards;
  animation-delay: calc(0.08s + var(--n, 0) * 0.03s);
}
.tipo__op:nth-child(2),
.share__item:nth-child(2) {
  --n: 1;
}
.tipo__op:nth-child(3),
.share__item:nth-child(3) {
  --n: 2;
}
.tipo__op:nth-child(4),
.share__item:nth-child(4) {
  --n: 3;
}
.tipo__op:nth-child(5) {
  --n: 4;
}
@keyframes asomar {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
}
@media (prefers-reduced-motion: reduce) {
  .tipo.is-abriendo .tipo__panel,
  .cal-menu.is-abriendo .cal-menu__panel,
  .share__menu.is-abriendo .share__panel,
  .tipo.is-abriendo .tipo__op,
  .share__menu.is-abriendo .share__item,
  .cal-menu.is-abriendo .calendario {
    animation: none;
  }
  .herramienta:active,
  .share__btn:active {
    scale: 1;
  }
}

/* ---------- Teléfono: ajustes de la cabecera y áreas táctiles ---------- */

.herramienta--buscar {
  display: none;
}
@media (max-width: 600px) {
  /* Buscar pasa a icono en la barra: el menú cabe entero sin desplazarse. */
  .herramienta--buscar {
    display: inline-flex;
  }
  .masthead__nav .masthead__buscar {
    display: none;
  }
  .masthead__nav {
    justify-content: space-between;
    gap: 0.75rem;
    letter-spacing: 0.06em;
  }
  .masthead__nav a {
    padding: 0.7rem 0 0.6rem;
  }
  .masthead__nav {
    padding-top: 0.2rem;
    padding-bottom: 0.2rem;
  }

  /* Los paneles se anclan a la barra entera y no al botón: así el
     calendario no se sale por la izquierda. */
  .cal-menu,
  .tipo {
    position: static;
  }
  .masthead__name {
    margin-top: 2.9rem;
  }

  /* Enlaces pequeños con más área táctil, sin cambiar su aspecto. */
  .source a,
  .pie__enlaces a {
    display: inline-block;
    padding: 0.7rem 0;
  }
  .pie__enlaces {
    gap: 0 1.2rem;
  }
  .pie__sep {
    display: none;
  }
}
/* En pantallas táctiles no hay teclado: las pistas de teclas sobran. */
@media (pointer: coarse) {
  .paleta__pie,
  .paleta__kbd {
    display: none;
  }
}
@media (max-width: 600px) and (pointer: coarse) {
  .herramienta {
    width: 40px;
    height: 40px;
  }
  /* El interruptor conserva su dibujo; el margen interior amplía la zona
     que responde al dedo hasta 40 px. */
  .tema {
    padding: 5px 0;
  }
}