/* ============================================================
 * theme.css — TEMA de la guía de RAÍZ CUADRADA (capa LIBRE).
 * Leyenda (área / lado=raíz / encaja / no encaja), dibujo del cuadrado y
 * el radical por SVG, comparativas, y los 3 widgets por toque
 * (areaToSide / perfectTable / simplifier).
 * Andamiaje en assets/guia-components.css; variables --guia-*.
 * Pisos de letra: lectura ≥17px · apoyo ≥15px · etiquetas MAYÚS ≥13px.
 * ============================================================ */

/* ===== 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 ===== */
.rc-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; }
.rc-legend .it { display: flex; gap: 8px; align-items: center; }
.rc-legend .it b { font-weight: 800; }
.rc-legend .sw { width: 17px; height: 17px; border-radius: 4px; flex: 0 0 auto; }
.rc-legend .sw.area { background: rgba(40, 56, 145, .14); border: 2px solid var(--guia-navy); }
.rc-legend .sw.side { background: #fff; border: 2px solid var(--guia-deep); }
.rc-legend .sw.fit { background: rgba(28, 122, 58, .14); border: 2px solid var(--guia-green-deep); }
.rc-legend .sw.nofit { background: rgba(178, 94, 0, .14); border: 2px solid #B25E00; }

/* ===== Dibujo del concepto (SVG estático) ===== */
.rc-visual { display: flex; flex-direction: column; align-items: center; gap: 6px; margin: 2px 0; }
.rc-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". */
.rc-svg { width: 100%; max-width: 280px; height: auto; display: block; }

/* Comparativa de dos cuadrados lado a lado */
.rc-pair { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.rc-pair figure { margin: 0; display: flex; flex-direction: column; align-items: center; gap: 4px; }
.rc-pair .rc-svg { max-width: 150px; }
.rc-pair figcaption { font-size: 15px; font-weight: 700; color: var(--guia-muted); text-align: center; max-width: 22ch; }

/* Dibujo dentro de un ejercicio (guiado/serie): más compacto */
.guia-pitem .rc-visual { align-items: flex-start; margin: 8px 0 4px; }
.guia-pitem .rc-visual .vcap { text-align: left; font-size: 15px; }
.guia-pitem .rc-svg { max-width: 200px; }
.guia-serie-grid .rc-svg { max-width: 170px; }
.guia-pitem .rc-pair .rc-svg, .guia-serie-grid .rc-pair .rc-svg { max-width: 126px; }

/* ===== Widgets por toque (comparten andamiaje visual) ===== */
.rc-a2s, .rc-table, .rc-simp { display: grid; gap: 12px; padding: 16px; border: 2px solid var(--guia-ink); border-radius: 14px; background: var(--guia-cream); }
.rc-lab-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.rc-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; }
.rc-inst { font-size: 15px; font-weight: 700; color: var(--guia-deep); }
.rc-inst b { font-weight: 800; }
.rc-stage { text-align: center; }
.rc-stage .rc-svg { width: 100%; max-width: 300px; margin: 0 auto; }

/* Lectura del widget: estado + datos vivos */
.rc-read { display: flex; flex-direction: column; align-items: center; gap: 8px; text-align: center; }
.rc-read.center { min-height: 1.6em; }
.rc-state { font-size: 15px; font-weight: 800; letter-spacing: .03em; text-transform: uppercase; padding: 4px 14px; border-radius: 999px; border: 2px solid var(--guia-ink); background: #fff; }
.rc-state.is-fit { color: var(--guia-green-deep); }
.rc-state.is-nofit { color: #B25E00; }
.rc-facts { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.rc-facts .fact { font-size: 15px; font-weight: 700; color: var(--guia-deep); background: #fff; border: 1.5px solid var(--guia-line); border-radius: 999px; padding: 5px 12px; }
.rc-facts .fact b { font-weight: 800; color: var(--guia-ink); }
.rc-facts .fact b.o { color: var(--guia-deep); }
.rc-out { font-size: 16px; line-height: 1.5; font-weight: 700; color: var(--guia-deep); }
.rc-out b { font-weight: 800; }
.rc-out b.o { color: var(--guia-deep); }

/* Controles +/- (sticker buttons, mismo lenguaje que el motor) */
.rc-ctrl { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; }
.rc-btn { font: inherit; font-weight: 800; font-size: 20px; min-width: 64px; padding: 8px 18px; 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; }
.rc-btn:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--guia-ink); }
.rc-btn:active { transform: translate(0, 0); box-shadow: 1px 1px 0 var(--guia-ink); }

/* Chips (presets / radicandos) */
.rc-chips { display: flex; flex-wrap: wrap; gap: 7px; justify-content: center; }
.rc-chip { font: inherit; font-weight: 800; font-size: 15px; min-width: 44px; padding: 7px 12px; 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, background .12s; }
.rc-chip:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--guia-ink); }
.rc-chip:active, .rc-chip.on { transform: translate(0, 0); box-shadow: 1px 1px 0 var(--guia-ink); background: var(--guia-orange); color: #fff; }

/* ===== Widget ② tabla de cuadrados perfectos ===== */
.rc-modes { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.rc-mode { font: inherit; font-weight: 800; font-size: 15px; padding: 7px 14px; border: 2px solid var(--guia-ink); border-radius: 10px; background: #fff; color: var(--guia-ink); cursor: pointer; }
.rc-mode.is-on { background: var(--guia-navy); color: #fff; }
.rc-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 7px; }
.rc-cell { font: inherit; font-weight: 800; font-size: 16px; padding: 12px 4px; 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, background .12s; }
.rc-cell:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--guia-ink); }
.rc-cell.on { background: var(--guia-orange); color: #fff; box-shadow: 1px 1px 0 var(--guia-ink); }
.rc-cell.near { background: rgba(28, 122, 58, .18); color: var(--guia-green-deep); }

/* ===== Impresión: oculta los widgets interactivos ===== */
@media print {
  .rc-a2s, .rc-table, .rc-simp { display: none !important; }
}