/* ============================================================
 * theme.css — TEMA de la guía del TEOREMA DE PITÁGORAS (capa LIBRE).
 * Leyenda (catetos/hipotenusa/ángulo recto), dibujo del triángulo y los
 * cuadrados por SVG, comparativas, y los 3 widgets por toque
 * (tri-cuadrados / despeje-toque / detector-triangulo).
 * Andamiaje en assets/guia-components.css; variables --guia-*.
 * Colores semánticos: catetos = navy · hipotenusa = naranja profundo.
 * ============================================================ */

/* ===== Reaseguro de longitud en el hero ===== */
.guia-reassure { font-size: 15px; line-height: 1.5; color: var(--guia-muted); margin: 2px 0 0; }

/* ===== Leyenda de color ===== */
.pit-legend { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; background: #fff; border: 1.5px solid var(--guia-line); border-radius: 12px; padding: 10px 14px; font-size: 15px; font-weight: 600; }
.pit-legend .it { display: flex; gap: 8px; align-items: center; }
.pit-legend .it b { font-weight: 800; }
.pit-legend .sw { width: 17px; height: 17px; border-radius: 4px; flex: 0 0 auto; }
.pit-legend .sw.leg { background: rgba(40, 56, 145, .14); border: 2px solid var(--guia-navy); }
.pit-legend .sw.hyp { background: rgba(199, 93, 8, .16); border: 2px solid var(--guia-deep); }
.pit-legend .sw.rt { background: #fff; border: 2px solid var(--guia-ink); border-radius: 2px; }

/* ===== Dibujo del triángulo (SVG estático) ===== */
.pit-visual { display: flex; flex-direction: column; align-items: center; gap: 6px; margin: 2px 0; }
.pit-visual .vcap { font-size: 15px; font-weight: 700; color: var(--guia-muted); text-align: center; max-width: 44ch; }
/* Ancho RESUELTO (viewBox + max-width): el dibujo nunca colapsa a "astilla". */
.pit-svg { width: 100%; max-width: 300px; height: auto; display: block; }

/* Comparativa de dos figuras lado a lado */
.pit-pair { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.pit-pair figure { margin: 0; display: flex; flex-direction: column; align-items: center; gap: 4px; }
.pit-pair .pit-svg { max-width: 150px; }
.pit-pair figcaption { font-size: 14px; font-weight: 700; color: var(--guia-muted); text-align: center; max-width: 22ch; }

/* Dibujo dentro de un ejercicio (guiado/serie): más compacto */
.guia-pitem .pit-visual { align-items: flex-start; margin: 8px 0 4px; }
.guia-pitem .pit-visual .vcap { text-align: left; font-size: 14px; }
.guia-pitem .pit-svg { max-width: 196px; }
.guia-serie-grid .pit-svg { max-width: 168px; }
.guia-pitem .pit-pair .pit-svg, .guia-serie-grid .pit-pair .pit-svg { max-width: 124px; }

/* ===== Widgets por toque (caja común) ===== */
.pit-build, .pit-despeje, .pit-detector { display: grid; gap: 12px; padding: 16px; border: 2px solid var(--guia-ink); border-radius: 14px; background: var(--guia-cream); }
.pit-lab-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.pit-flag { font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; color: #fff; background: var(--guia-orange); border: 2px solid var(--guia-ink); border-radius: 999px; padding: 3px 11px; }
.pit-inst { font-size: 15px; font-weight: 700; color: var(--guia-deep); }
.pit-stage { text-align: center; }
.pit-stage .pit-svg { margin: 0 auto; max-width: 320px; }

/* Énfasis de color en el texto de apoyo (navy / naranja) */
.pit-build .leg, .pit-despeje .leg, .pit-detector .leg { color: var(--guia-navy); }
.pit-build .hyp, .pit-despeje .hyp, .pit-detector .hyp { color: var(--guia-deep); }

/* Controles ± por cateto / lado (sticker buttons, mismo lenguaje que el motor) */
.pit-ctrl-rows { display: grid; gap: 8px; }
.pit-ctrl { display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; }
.pit-ctrl-lbl { font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; min-width: 86px; text-align: right; }
.pit-val { font-size: 20px; font-weight: 800; color: var(--guia-ink); min-width: 30px; text-align: center; }
.pit-btn { font: inherit; font-weight: 800; font-size: 18px; min-width: 48px; padding: 8px 14px; border: 2px solid var(--guia-ink); border-radius: 10px; background: #fff; color: var(--guia-ink); cursor: pointer; box-shadow: 2px 2px 0 var(--guia-ink); transition: transform .1s, box-shadow .1s; }
.pit-btn.mini { min-width: 56px; padding: 8px 12px; font-size: 15px; }
.pit-btn:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--guia-ink); }
.pit-btn:active { transform: translate(0, 0); box-shadow: 1px 1px 0 var(--guia-ink); }

.pit-presets { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: center; }
.pit-preset-lbl { font-size: 14px; font-weight: 700; color: var(--guia-muted); }

/* ===== Widget ① tri-cuadrados: lectura de la cuenta viva ===== */
.pit-read { display: flex; flex-direction: column; align-items: center; gap: 8px; text-align: center; }
.pit-read.center { min-height: 1.6em; }
.pit-eq { font-size: 24px; font-weight: 800; color: var(--guia-ink); letter-spacing: .01em; }
.pit-eq .lh { padding: 1px 8px; border-radius: 8px; }
/* Regla CSS+KaTeX: fondo de píldora solo en `> span` (hijo directo) */
.pit-eq > span.lh.leg { background: rgba(40, 56, 145, .14); color: var(--guia-navy); }
.pit-eq > span.lh.hyp { background: rgba(199, 93, 8, .16); color: var(--guia-deep); }
.pit-eq-note { font-size: 15px; line-height: 1.5; font-weight: 600; color: var(--guia-deep); max-width: 46ch; }
.pit-eq-note b { font-weight: 800; color: var(--guia-ink); }

/* ===== Widget ② despeje-toque: pasos por toque ===== */
.pit-given { font-size: 16px; line-height: 1.55; color: var(--guia-ink); background: #fff; border: 1.5px solid var(--guia-line); border-radius: 12px; padding: 10px 14px; min-height: 1.2em; }
.pit-given:empty { display: none; }
.pit-given b { font-weight: 800; }
.pit-step { display: grid; gap: 8px; }
.pit-step[hidden] { display: none; }
.pit-step-q { margin: 0; font-size: 16px; font-weight: 800; color: var(--guia-ink); }
.pit-choices { display: flex; gap: 8px; flex-wrap: wrap; }
.pit-choice { font: inherit; font-weight: 700; font-size: 16px; padding: 10px 16px; border: 2px solid var(--guia-ink); border-radius: 10px; background: #fff; color: var(--guia-ink); cursor: pointer; box-shadow: 2px 2px 0 var(--guia-ink); transition: transform .1s, box-shadow .1s; }
.pit-choice:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--guia-ink); }
.pit-choice.on { background: rgba(28, 122, 58, .14); border-color: var(--guia-green-deep); color: var(--guia-green-deep); box-shadow: 2px 2px 0 var(--guia-green-deep); }
.pit-choice.off { background: rgba(160, 18, 67, .08); border-color: #A01243; color: #A01243; box-shadow: 2px 2px 0 #A01243; }
.pit-why { margin: 0; font-size: 15px; line-height: 1.5; font-weight: 600; color: var(--guia-green-deep); opacity: 0; transition: opacity .15s; }
.pit-why.show { opacity: 1; }
.pit-why.bad { color: #A01243; }
.pit-formula { display: grid; gap: 6px; background: #fff; border: 1.5px solid var(--guia-line); border-radius: 12px; padding: 12px 14px; }
.pit-formula[hidden] { display: none; }
.pit-fline { font-size: clamp(17px, 2.1vw, 22px); overflow-x: auto; }
.pit-fline.sub { font-size: clamp(15px, 1.8vw, 18px); color: var(--guia-muted); }
.pit-fdone { margin: 4px 0 0; font-size: 16px; font-weight: 700; color: var(--guia-green-deep); }
.pit-fdone b { font-weight: 800; }

/* ===== Widget ③ detector-triangulo: veredicto vivo + desigualdad ===== */
.pit-type { font-size: 22px; font-weight: 800; letter-spacing: .03em; padding: 3px 16px; border-radius: 999px; border: 2px solid var(--guia-ink); background: #fff; }
.pit-type.is-rect { color: var(--guia-green-deep); border-color: var(--guia-green-deep); }
.pit-type.is-acu { color: var(--guia-navy); border-color: var(--guia-navy); }
.pit-type.is-obt { color: #9A6700; border-color: #9A6700; }
.pit-ineq { display: grid; gap: 4px; justify-items: center; text-align: center; }
.pit-ineq-line { font-size: 17px; font-weight: 700; color: var(--guia-ink); }
.pit-ineq-line b { font-weight: 800; color: var(--guia-deep); font-size: 1.1em; }
.pit-ineq-line .tail { display: block; font-size: 14px; font-weight: 600; color: var(--guia-muted); }
.pit-invalid { font-size: 15px; line-height: 1.5; font-weight: 600; color: #A01243; max-width: 40ch; margin: 0 auto; padding: 10px 0; }

/* ===== Impresión: oculta los widgets interactivos ===== */
@media print {
  .pit-build, .pit-despeje, .pit-detector { display: none !important; }
}