/* sitio.css: lo que en claude.ai ponía el runtime de paneles (variables de diseño, esqueletos)
   y los estilos propios del sitio público (enlaces de pestañas, portada, páginas legales, pie).
   Se carga antes de app.css; el tema blanco/negro/esmeralda vive en app.css (.ip). */

:root {
  --font-anthropic-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --font-anthropic-serif: Georgia, "Iowan Old Style", "Palatino Linotype", "Book Antiqua", "Noto Serif", "Times New Roman", serif;
  --cds-font-size-caption: .8125rem;
  --cds-font-size-body: .9375rem;
  --cds-font-size-heading: 1.125rem;
  --cds-font-size-title: 1.75rem;
  --cds-font-weight-medium: 600;
  --cds-gap-xs: .25rem; --cds-gap-sm: .5rem; --cds-gap-md: .75rem; --cds-gap-lg: 1rem; --cds-gap-xl: 1.5rem;
  --cds-pad-xs: .25rem; --cds-pad-sm: .5rem; --cds-pad-md: .75rem; --cds-pad-lg: 1rem; --cds-pad-xl: 1.5rem;
  --cds-radius: .5rem;
  --cds-dur-slow: 300ms;
  --cds-ease-out: cubic-bezier(.2, .8, .2, 1);
  --color-fg: #0d1210;
  --color-fg-muted: #4b5751;
  --color-bg: #ffffff;
  --color-panel: #f6f8f7;
  --color-border-line: #dce2df;
  --color-ok: #0f6b45;
  --color-warn: #8a5a00;
  --color-bad: #b42318;
  --pr-page-bg: #e9eeeb;
  --pr-gutter: clamp(0px, 2.5vw, 2rem);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; background: var(--pr-page-bg); color: var(--color-fg); font-family: var(--font-anthropic-sans); line-height: 1.4; }
b, strong { font-weight: 700; }
img, svg { max-width: 100%; }
.pr-shell { padding: var(--pr-gutter); min-width: 0; }
@media (max-width: 520px) { .pr-shell { padding: 0; } .pr-shell > .ip { border-radius: 0; } }

.pr-skip { position: absolute; left: -999px; top: 0; z-index: 10; background: #0d1210; color: #fff; padding: .5rem 1rem; border-radius: 0 0 .5rem 0; }
.pr-skip:focus { left: 0; }

/* Esqueleto mientras cargan los datos (lo ponía el runtime de claude.ai) */
.dash-skeleton { color: transparent !important; background: linear-gradient(90deg, #e7ecea 0%, #f2f5f3 50%, #e7ecea 100%); background-size: 200% 100%; border-radius: 4px; }
.dash-skeleton * { visibility: hidden; }
@media (prefers-reduced-motion: no-preference) { .dash-skeleton { animation: pr-shimmer 1.4s linear infinite; } }
@keyframes pr-shimmer { from { background-position: 100% 0; } to { background-position: -100% 0; } }
.ip-chart:empty { min-height: 12rem; border-radius: var(--cds-radius); background: var(--color-bg); }

/* Marca: enlace a la portada */
.ip .ip-brand-link { display: inline-flex; align-items: center; gap: var(--cds-gap-sm); color: inherit; text-decoration: none; border-radius: 4px; }
.ip .ip-brand-link:focus-visible { outline: 2px solid var(--ip-mint); outline-offset: 3px; }

/* Pestañas como enlaces (una URL por pestaña) */
.ip .ip-tabs { display: flex; flex-wrap: wrap; }
.ip .ip-tabs a { display: inline-block; font-weight: var(--cds-font-weight-medium); border-bottom: 3px solid transparent; margin-bottom: -1px; padding: var(--cds-pad-sm) 0; color: var(--color-fg-muted); text-decoration: none; }
.ip .ip-tabs a:hover { color: #ffffff; }
.ip .ip-tabs a[aria-current="page"] { color: #ffffff; border-bottom-color: var(--ip-mint); }
.ip .ip-tabs a:focus-visible { outline: 2px solid var(--ip-mint); outline-offset: 2px; }

/* Pie: enlaces del sitio */
.ip .pr-foot-nav { display: flex; flex-wrap: wrap; gap: var(--cds-gap-xs) var(--cds-gap-lg); margin: 0; padding: 0; list-style: none; }
.ip .pr-foot-nav a { color: #ffffff; text-decoration: underline; text-decoration-color: rgba(255, 255, 255, .35); text-underline-offset: 3px; }
.ip .pr-foot-nav a:hover { text-decoration-color: var(--ip-mint); }

/* Pie: firma a la izquierda y redes sociales a la derecha (se apilan en pantallas angostas) */
.ip .pr-foot-fila { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--cds-gap-md) var(--cds-gap-lg); }
.ip .pr-redes { display: flex; align-items: center; gap: var(--cds-gap-sm); }
.ip .pr-redes-txt { color: var(--color-fg-muted); }
.ip .pr-redes ul { display: flex; gap: var(--cds-gap-xs); margin: 0; padding: 0; list-style: none; }
.ip .pr-redes a { display: grid; place-items: center; min-width: 2.75rem; height: 2.75rem; padding: 0 .5rem; border-radius: 999px; border: 1px solid rgba(255, 255, 255, .25); color: var(--ip-mint); text-decoration: none; transition: background-color .15s, border-color .15s, color .15s; }
.ip .pr-redes a:hover { background: var(--ip-mint); border-color: var(--ip-mint); color: var(--ip-ink); }
.ip .pr-redes svg { display: block; width: 1.25rem; height: 1.25rem; }

/* ===== Portada (/) ===== */
.pr-home-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr)); gap: var(--cds-gap-lg); }
.ip .pr-home-card { display: flex; flex-direction: column; gap: var(--cds-gap-sm); background: var(--color-panel); border: 1px solid var(--color-border-line); border-top: 3px solid var(--ip-ink); border-radius: var(--cds-radius); padding: var(--cds-pad-lg); min-width: 0; }
.ip .pr-home-kicker { font-size: var(--cds-font-size-caption); font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--ip-accent); }
.ip .pr-home-card h2 { font-size: var(--cds-font-size-heading); font-weight: 700; color: var(--ip-ink); line-height: 1.25; }
.ip .pr-home-card h2 a { color: inherit; text-decoration: none; }
.ip .pr-home-card h2 a:hover { text-decoration: underline; text-underline-offset: 3px; }
.ip .pr-home-card > p { color: var(--color-fg-muted); font-size: var(--cds-font-size-caption); line-height: 1.5; }
.ip .pr-home-card .ip-hero-top { min-height: 0; margin: 0; padding: var(--cds-pad-sm) var(--cds-pad-md); }
.ip .pr-home { display: grid; gap: calc(var(--cds-gap-xl) * 1.5); }
.ip .pr-home-sec { display: grid; gap: var(--cds-gap-lg); }
.ip .pr-home-more { align-self: flex-start; margin-top: auto; font-weight: 700; color: var(--ip-accent); text-decoration: none; }
.ip .pr-home-more:hover { text-decoration: underline; text-underline-offset: 3px; }
.ip .pr-home-more:focus-visible, .ip .pr-home-card h2 a:focus-visible { outline: 2px solid var(--ip-accent); outline-offset: 2px; }
.ip .pr-home-why { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); gap: var(--cds-gap-lg); margin: 0; padding: 0; list-style: none; }
.ip .pr-home-why li { display: grid; gap: var(--cds-gap-xs); border-top: 3px solid var(--ip-mint); padding-top: var(--cds-pad-sm); }
.ip .pr-home-why b { color: var(--ip-ink); }
.ip .pr-home-why span { color: var(--color-fg-muted); font-size: var(--cds-font-size-caption); line-height: 1.5; }
.ip .pr-section-h { font-size: clamp(1.25rem, 1rem + 1.2cqi, 1.6rem); font-weight: 800; color: var(--ip-ink); letter-spacing: -.01em; }
.ip a.ip-cta { text-decoration: none; display: inline-flex; align-items: center; }
.ip a.ip-cta::after { content: '\2192'; content: '\2192' / ''; }
.ip .pr-best-t a { color: #ffffff; text-decoration: none; }
.ip .pr-best-t a:hover { text-decoration: underline; text-underline-offset: 3px; }
.ip .pr-best-t a:focus-visible { outline: 2px solid var(--ip-mint); outline-offset: 2px; }
.ip .pr-best-ent { display: block; font-size: var(--cds-font-size-caption); font-weight: 400; color: var(--color-fg-muted); }

/* ===== Páginas de texto (metodología y legales) ===== */
.ip .pr-prosa { display: grid; gap: var(--cds-gap-md); max-width: 46rem; line-height: 1.6; padding-block: var(--cds-pad-lg); }
.ip .pr-prosa h1 { font-family: var(--font-anthropic-serif); font-weight: 400; font-size: clamp(1.9rem, 1.2rem + 2.6cqi, 2.75rem); line-height: 1.1; color: var(--ip-ink); }
.ip .pr-prosa h2 { font-size: 1.25rem; font-weight: 800; color: var(--ip-ink); margin-top: var(--cds-gap-lg); line-height: 1.25; }
.ip .pr-prosa h3 { font-size: 1.0625rem; font-weight: 700; color: var(--ip-ink); margin-top: var(--cds-gap-sm); }
.ip .pr-prosa ul, .ip .pr-prosa ol { margin: 0; padding-left: 1.25rem; display: grid; gap: var(--cds-gap-xs); }
.ip .pr-prosa a { color: var(--ip-accent); text-underline-offset: 3px; }
.ip .pr-prosa .pr-lede { font-size: 1.0625rem; color: var(--color-fg-muted); }
.ip .pr-prosa .pr-meta { font-size: var(--cds-font-size-caption); color: var(--color-fg-muted); }
.ip .pr-prosa table { border-collapse: collapse; width: 100%; font-size: var(--cds-font-size-caption); }
.ip .pr-prosa th, .ip .pr-prosa td { text-align: left; vertical-align: top; padding: var(--cds-pad-xs) var(--cds-pad-sm); border-bottom: 1px solid var(--color-border-line); }
.ip .pr-prosa .pr-tabla { overflow-x: auto; }
.ip .pr-prosa .pr-pendiente { background: #fff6d6; border-radius: 3px; padding: 0 .2em; }
.ip .pr-borrador { display: grid; gap: var(--cds-gap-xs); border: 2px dashed #8a5a00; background: #fff8e6; color: #4a3200; border-radius: var(--cds-radius); padding: var(--cds-pad-md) var(--cds-pad-lg); line-height: 1.5; }
.ip .pr-borrador b { text-transform: uppercase; letter-spacing: .04em; }
.ip .pr-crumbs { font-size: var(--cds-font-size-caption); color: var(--color-fg-muted); }
.ip .pr-crumbs a { color: inherit; }
.ip .pr-404 { display: grid; gap: var(--cds-gap-md); justify-items: start; padding-block: 2rem; }
.ip .pr-404 ul { margin: 0; padding-left: 1.25rem; display: grid; gap: var(--cds-gap-xs); }
.ip .pr-404 a { color: var(--ip-accent); }

/* Cabecera, franja de entidades y pie a todo el ancho de la ventana; el contenido va centrado.
   Los selectores empiezan en .pr-shell > .ip para ganarle a app.css, que se carga después. */
body { background: var(--color-bg); }
.pr-shell { padding: 0; }
.pr-shell > .ip {
  --pr-max: 72rem;
  --pr-lado: max(var(--ip-pad), calc((100% - var(--pr-max)) / 2));
  max-width: none;
  border-radius: 0;
  padding: 0;
}
.pr-shell > .ip > :not(.ip-top):not(.ip-band):not(.ip-footer) {
  width: min(var(--pr-max), calc(100% - 2 * var(--ip-pad)));
  justify-self: center;
}
.pr-shell > .ip > .ip-top { border-radius: 0; padding: var(--cds-pad-lg) var(--pr-lado) 0; }
.pr-shell > .ip > .ip-band { margin-inline: 0; }
.pr-shell > .ip > .ip-band .ip-band-head { padding-inline: var(--pr-lado); }
.pr-shell > .ip > .ip-footer { border-radius: 0; padding: var(--cds-pad-xl) var(--pr-lado); }