/* idiomas.studio · landing del lanzamiento. Mismo sistema que el curso (web/css/curso.css):
   papel, Zilla Slab + Work Sans y los colores de la tabla de cada palabra. */
@font-face { font-family: "Zilla Slab"; src: url(/fonts/zillaslab-700.woff2) format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Zilla Slab"; src: url(/entrada/fonts/slab-cyr.woff2) format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: "Work Sans"; src: url(/fonts/worksans-400.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Work Sans"; src: url(/fonts/worksans-600.woff2) format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Work Sans"; src: url(/fonts/worksans-800.woff2) format("woff2"); font-weight: 800; font-display: swap; }

:root {
  color-scheme: light;
  --papel: #eae1cb; --papel-2: #f3ecdb; --papel-3: #dfd3b9; --blanco: #fffdf6;
  --tinta: #111; --tinta-2: #393229; --raya: #aa9a7c; --raya-fuerte: #756a58;
  --azul: #1b3d8c; --azul-suave: #dde4f3; --rojo: #b3261e; --verde: #1a6b35;
  --sombra: 0 1px 2px #3a261e14, 0 8px 24px #3a261e14; --curva: cubic-bezier(.22, 1, .36, 1);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--papel); color: var(--tinta); font: 400 1.0625rem/1.6 "Work Sans", system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; }
.saltar { position: absolute; left: 16px; top: -80px; z-index: 10; background: #fff; padding: 12px; }
.saltar:focus { top: 10px; }
:focus-visible { outline: 3px solid var(--rojo); outline-offset: 3px; }
.oculto { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
u { text-decoration-thickness: 2px; text-underline-offset: 3px; }
main { outline: none; }

.cabecera { max-width: 1280px; margin: 0 auto; padding: 16px 20px; display: flex; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--raya); }
.marca { display: flex; align-items: center; gap: 10px; font: 700 1.4rem "Zilla Slab", Georgia, serif; color: var(--tinta); text-decoration: none; }
.marca svg { width: 34px; height: 34px; color: var(--azul); }
.cab-aviso { font-weight: 600; color: var(--azul); text-decoration: none; padding: 10px 14px; border: 1.5px solid var(--azul); border-radius: 999px; }
.cab-aviso:hover { background: var(--azul-suave); }

/* Tipografía */
h1, h2, h3 { font-family: "Zilla Slab", Georgia, serif; font-weight: 700; line-height: 1.15; margin: 0; text-wrap: balance; }
h1 { font-size: clamp(2.7rem, 7.5vw, 4.4rem); }
h1 .azul { color: var(--azul); display: block; }
h2 { font-size: clamp(1.9rem, 5vw, 2.6rem); color: var(--azul); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 14px; }
.antetitulo { margin: 0 0 12px; font-size: .8rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--rojo); }
.sub { font-size: 1.15rem; color: var(--tinta-2); max-width: 36em; margin-top: 16px; }
.plazo { margin: 14px 0 0; font-size: 1.1rem; color: var(--tinta-2); }
.plazo strong { color: var(--verde); font-weight: 800; }
.nota { color: var(--tinta-2); text-align: center; max-width: 40em; margin: 22px auto 0; }
.rojo { color: var(--rojo); } .verde { color: var(--verde); }

/* Portada */
.hero { max-width: 1280px; margin: 0 auto; padding: 44px 24px 60px; display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.25fr); gap: 44px; align-items: center; }
/* Cuatro fotos, una por idioma, en dos filas. */
.polaroids { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 20px; max-width: 640px; margin: 0 auto; }
.polaroid { margin: 0; background: var(--blanco); padding: 7px 7px 10px; border-radius: 6px; box-shadow: 0 2px 4px #3a261e22, 0 14px 30px #3a261e26; transform: rotate(-1.2deg); }
.polaroid:nth-child(2n) { transform: rotate(1.4deg) translateY(10px); }
.polaroid .idioma { display: block; font-size: .68rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--rojo); }
.polaroid img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 3px; }
.polaroid figcaption { padding: 8px 2px 0; text-align: center; font-size: .92rem; color: var(--azul); line-height: 1.35; }
.polaroid figcaption strong { display: block; color: var(--tinta); font: 700 1.2rem "Zilla Slab", Georgia, serif; }

/* Formulario del aviso */
.aviso { margin-top: 26px; max-width: 34em; }
.fila-aviso { display: flex; gap: 8px; }
.fila-aviso input { flex: 1; min-width: 0; min-height: 54px; padding: 12px 16px; font: inherit; font-size: 1.05rem; color: var(--tinta); background: #fff; border: 1.5px solid var(--raya-fuerte); border-radius: 12px; }
.fila-aviso input:focus { outline: 3px solid var(--azul-suave); border-color: var(--azul); }
.boton { appearance: none; display: inline-flex; align-items: center; justify-content: center; min-height: 54px; padding: 12px 22px; border-radius: 12px; border: 1.5px solid var(--tinta);
  background: var(--tinta); color: #fff; font: 600 1.02rem "Work Sans", sans-serif; cursor: pointer; white-space: nowrap; box-shadow: 0 1px 0 #0003, 0 6px 16px #11111122; transition: transform .12s var(--curva), background .16s; }
.boton:hover { background: #2a2a2a; }
.boton:active { transform: scale(.98); }
.boton[disabled] { opacity: .6; cursor: default; }
.casilla { display: flex; gap: 10px; align-items: flex-start; margin-top: 12px; font-size: .95rem; line-height: 1.45; color: var(--tinta-2); }
.casilla input { width: 20px; height: 20px; margin: 2px 0 0; flex: none; accent-color: var(--azul); }
.casilla a { color: var(--azul); }
.estado { min-height: 1.5em; margin: 10px 0 0; font-weight: 600; }
.estado.mal { color: var(--rojo); }
.hecho { margin-top: 26px; padding: 18px 20px; border-radius: 12px; background: #e3f0e6; border: 1px solid var(--verde); color: var(--verde); font-weight: 600; max-width: 34em; }
.hecho strong { display: block; font: 700 1.3rem "Zilla Slab", Georgia, serif; color: var(--tinta); margin-bottom: 2px; }

/* Bloques */
.bloque { max-width: 1000px; margin: 0 auto; padding: 64px 20px; border-top: 1px solid var(--raya); }
.ecuacion { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1.5fr); gap: 14px; align-items: center; margin-top: 28px; }
.pieza { background: var(--papel-2); border: 1px solid var(--raya); border-radius: 12px; padding: 16px; text-align: center; min-width: 0; box-shadow: var(--sombra); }
.pieza small { display: block; color: var(--tinta-2); font-size: .85rem; }
.pieza strong { display: block; font: 700 2rem/1.2 "Zilla Slab", Georgia, serif; margin: 4px 0; }
.pieza span { font-size: .95rem; }
.signo { font: 700 2rem "Zilla Slab", Georgia, serif; color: var(--raya-fuerte); }
.foto-pieza { padding: 0; overflow: hidden; text-align: left; }
.foto-pieza img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; }
.foto-pieza span { display: block; padding: 10px 14px 12px; color: var(--azul); font-size: 1rem; }

.pasos { list-style: none; padding: 0; margin: 28px 0 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.pasos li, .etapa { background: var(--papel-2); border: 1px solid var(--raya); border-radius: 12px; padding: 18px; box-shadow: var(--sombra); }
.pasos h3, .etapa h3 { margin: 10px 0 6px; font-size: 1.2rem; }
.pasos p, .etapa p { margin: 0; color: var(--tinta-2); font-size: .98rem; }
.num { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--azul); color: #fff; font-weight: 800; font-size: .9rem; }

.tabla { margin-top: 28px; border: 1px solid var(--raya-fuerte); background: var(--papel-2); border-radius: 10px; box-shadow: var(--sombra); overflow: hidden; }
.tabla .fila { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tabla .cab { display: block; font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; padding: 7px 4px; border-bottom: 2px solid var(--raya-fuerte); text-align: center; }
.tabla .celda { border-left: 1px solid var(--raya); text-align: center; display: flex; flex-direction: column; }
.tabla .celda:first-child { border-left: 0; }
.tabla .valor { flex: 1; display: flex; align-items: center; justify-content: center; padding: 14px 6px; margin: 0; font: 700 clamp(1.4rem, 5vw, 2.2rem)/1.1 "Zilla Slab", Georgia, serif; }
.tabla .asociacion { border-top: 1px solid var(--raya); }
.tabla .asociacion .valor { display: block; text-align: center; font: 500 clamp(1.1rem, 3.6vw, 1.35rem)/1.4 "Work Sans", sans-serif; padding: 12px 16px 16px; }
.tabla .asociacion .valor b { font-weight: 800; }
[data-campo="de"] { color: var(--tinta); } [data-campo="pron"] { color: var(--rojo); } [data-campo="es"] { color: var(--verde); } [data-campo="asoc"] { color: var(--azul); }

.ruta { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 28px; position: relative; }

.final { max-width: 760px; margin: 0 auto; padding: 64px 20px 72px; text-align: center; border-top: 1px solid var(--raya); }
.final .esfinge { width: 84px; height: 84px; color: var(--azul); display: block; margin: 0 auto 10px; }
.final .sub { margin-left: auto; margin-right: auto; }
.final .aviso, .final .hecho { margin-left: auto; margin-right: auto; text-align: left; }

.pie { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; padding: 18px 16px max(22px, env(safe-area-inset-bottom)); font-size: .92rem; color: var(--tinta-2); border-top: 1px solid var(--raya); }
.pie a { color: inherit; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 36px; padding-top: 32px; }
  .pasos { grid-template-columns: 1fr 1fr; }
  .ecuacion { grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); }
  .ecuacion .signo:nth-of-type(2) { grid-column: 1 / -1; justify-self: center; line-height: .6; }
  .foto-pieza { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .cabecera { padding: 12px 16px; }
  .cab-aviso { padding: 8px 12px; font-size: .95rem; }
  .hero, .bloque, .final { padding-left: 16px; padding-right: 16px; }
  .bloque { padding-top: 48px; padding-bottom: 48px; }
  .fila-aviso { flex-direction: column; }
  .boton { width: 100%; }
  .pasos, .ruta { grid-template-columns: 1fr; }
  .polaroids { gap: 14px 12px; }
  .tabla .cab { font-size: .6rem; letter-spacing: 0; }
  .pieza strong { font-size: 1.6rem; }
}