/* ============================================================
 * theme.css — TEMA de la guía del principio de Pascal (capa LIBRE).
 * SOLO estilos del tema (prefijo psc-): visuales estáticos, botella de
 * Pascal, prensa hidráulica interactiva y clasificador de aplicaciones.
 * NO redefine clases guia-* (capa bloqueada). Cero hex hardcodeado:
 * todo sale de las variables --guia-* de assets/guia-components.css.
 * Pisos de letra: lectura ≥17px · apoyo ≥15px · etiquetas MAYÚSCULAS ≥13px.
 * ============================================================ */

/* ===== Piezas comunes de los widgets ===== */
.psc-wg-lead { font-size: 17px; color: var(--guia-ink); margin: 0 0 10px; }
.psc-wg-row { display: flex; justify-content: center; margin: 12px 0 6px; }
.psc-wg-status {
  font-size: 15px; color: var(--guia-muted); text-align: center;
  margin: 6px auto 0; max-width: 480px; min-height: 1.4em;
}

/* ===== Visuales estáticos ===== */
.psc-visual {
  background: var(--guia-bg); border: 2px solid var(--guia-ink);
  border-radius: 12px; padding: 12px 10px 6px; margin: 12px 0;
}
.psc-visual svg { display: block; width: 100%; max-width: 420px; height: auto; margin: 0 auto; }
.psc-vfoot { font-size: 15px; color: var(--guia-muted); text-align: center; margin: 6px 0 4px; }

/* Tamaños en unidades de viewBox: los SVG (viewBox 300–360) se renderizan a
 * escala ~0.67–0.8 en viewport 360px, así que 19/20 ≈ 13.3–15.2px efectivos
 * (piso duro 13px para etiquetas). */
.psc-vlabel { font-size: 19px; font-weight: 800; letter-spacing: .04em; fill: var(--guia-ink); }
.psc-vlabel.sm { font-size: 17px; } /* SVGs de viewBox 300 (escala ~0.8 → ~13.6px efectivos) */
.psc-vcap { font-size: 21px; fill: var(--guia-muted); font-style: italic; } /* apoyo: ≥15px efectivos a escala ~0.72 */
.psc-svglbl { font-size: 20px; font-weight: 800; fill: var(--guia-ink); }
.psc-svglbl.f1 { fill: var(--guia-deep); }
.psc-svglbl.f2 { fill: var(--guia-navy); }

/* nieve / clavo */
.psc-snow { fill: var(--guia-grid); stroke: var(--guia-line); stroke-width: 2; }
.psc-sink { fill: var(--guia-bg); stroke: var(--guia-line); stroke-width: 2; }
.psc-boot, .psc-leg { fill: var(--guia-muted); }
.psc-shoe { fill: var(--guia-deep); }
.psc-wood { fill: var(--guia-cream); stroke: var(--guia-deep); stroke-width: 2; }
.psc-nail, .psc-nailhead { fill: var(--guia-muted); }
.psc-force { stroke: var(--guia-deep); stroke-width: 4; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.psc-force2 { stroke: var(--guia-navy); stroke-width: 5; fill: none; stroke-linecap: round; stroke-linejoin: round; }

/* hidráulica: pistones, fluido, mangueras */
.psc-cyl { fill: var(--guia-bg); stroke: var(--guia-ink); stroke-width: 2.5; }
.psc-cylline { stroke: var(--guia-ink); stroke-width: 2.5; }
.psc-cylpart { fill: var(--guia-bg); stroke: var(--guia-ink); stroke-width: 2; }
.psc-fluid { fill: var(--guia-navy); opacity: .22; }
.psc-piston1 { fill: var(--guia-orange); stroke: var(--guia-ink); stroke-width: 1.5; }
.psc-piston2 { fill: var(--guia-navy); stroke: var(--guia-ink); stroke-width: 1.5; }
.psc-hose { stroke: var(--guia-navy); stroke-width: 7; opacity: .45; stroke-linecap: round; }
.psc-load { fill: var(--guia-green); stroke: var(--guia-ink); stroke-width: 1.5; }
.psc-wheel { fill: var(--guia-grid); stroke: var(--guia-ink); stroke-width: 2.5; }

/* ===== Leyenda de color del tema ===== */
.psc-legend {
  display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center;
  background: var(--guia-bg); border: 1.5px dashed var(--guia-line);
  border-radius: 10px; padding: 10px 14px; margin: 10px 0 16px;
  font-size: 15px; color: var(--guia-ink);
}
.psc-legend .it { display: inline-flex; align-items: center; gap: 7px; }
.psc-legend .sw { width: 14px; height: 14px; border-radius: 4px; border: 1.5px solid var(--guia-ink); flex: none; }
.psc-legend .sw.f1 { background: var(--guia-orange); }
.psc-legend .sw.f2 { background: var(--guia-navy); }
.psc-legend .sw.fl { background: var(--guia-navy); opacity: .28; }

/* ===== Botella de Pascal ===== */
.psc-bot {
  background: var(--guia-bg); border: 2px solid var(--guia-ink);
  border-radius: 12px; padding: 14px 12px; margin: 12px 0;
}
.psc-bot-stage svg { display: block; width: 100%; max-width: 340px; height: auto; margin: 0 auto; }
.psc-bot-glass { fill: var(--guia-grid); stroke: var(--guia-ink); stroke-width: 2.5; fill-opacity: .5; }
.psc-hole { fill: var(--guia-ink); }
.psc-bot-plunger { transition: transform .7s ease; }
.psc-bot.is-pushed .psc-bot-plunger { transform: translateY(22px); }
.psc-jet {
  fill: none; stroke: var(--guia-navy); stroke-width: 5; stroke-linecap: round;
  opacity: 0; transition: opacity .45s ease .35s;
}
.psc-bot.is-pushed .psc-jet { opacity: .85; }

/* ===== Prensa hidráulica interactiva ===== */
.psc-pr {
  background: var(--guia-bg); border: 2px solid var(--guia-ink);
  border-radius: 12px; padding: 14px 12px; margin: 12px 0;
}
.psc-pr-ctrl { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-bottom: 10px; }
.psc-pr-group { display: flex; flex-direction: column; gap: 6px; }
.psc-pr-cap {
  font-size: 13px; font-weight: 800; letter-spacing: .05em;
  text-transform: uppercase; color: var(--guia-muted);
}
.psc-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.psc-chip {
  font: inherit; font-size: 15px; font-weight: 700; color: var(--guia-ink);
  background: var(--guia-cream); border: 2px solid var(--guia-ink);
  border-radius: 999px; padding: 6px 13px; cursor: pointer; min-height: 38px;
}
.psc-chip.on { background: var(--guia-orange); color: var(--guia-ink); box-shadow: 2px 2px 0 var(--guia-ink); }
.psc-pr-stage svg { display: block; width: 100%; max-width: 420px; height: auto; margin: 0 auto; }
.psc-pr-p1, .psc-pr-p2 { transition: transform .9s ease; }
.psc-pr.is-pushed .psc-pr-p1 { transform: translateY(var(--psc-d1, 56px)); }
.psc-pr.is-pushed .psc-pr-p2 { transform: translateY(var(--psc-d2, -6px)); }
.psc-pr-out { margin-top: 8px; display: grid; gap: 4px; }
.psc-pr-line { font-size: 15px; color: var(--guia-ink); margin: 0; }
.psc-pr-line.big { font-size: 17px; }
.psc-pr-line .c1 { color: var(--guia-deep); }
.psc-pr-line .c2 { color: var(--guia-navy); }
.psc-pr-line .mult { font-weight: 800; }
.psc-pr-retos { margin-top: 12px; border-top: 1.5px dashed var(--guia-line); padding-top: 10px; }
.psc-pr-retos ul { list-style: none; margin: 6px 0 0; padding: 0; display: grid; gap: 6px; }
.psc-pr-retos li { display: flex; gap: 8px; align-items: flex-start; font-size: 15px; color: var(--guia-ink); }
.psc-pr-retos li .mk {
  flex: none; width: 20px; height: 20px; border: 2px solid var(--guia-ink);
  border-radius: 6px; background: var(--guia-bg); margin-top: 1px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 800;
}
.psc-pr-retos li.done .mk { background: var(--guia-green); }
.psc-pr-retos li.done .mk::after { content: "✓"; color: var(--guia-ink); }
.psc-pr-retos li.done span:last-child { text-decoration: line-through; text-decoration-thickness: 1.5px; color: var(--guia-muted); }
.psc-pr-retos.all-done .psc-pr-cap::after { content: " · ¡los 3 logrados!"; color: var(--guia-green-deep); }

/* ===== Clasificador de aplicaciones ===== */
.psc-cl { display: grid; gap: 14px; margin: 12px 0; }
.psc-cl-card {
  background: var(--guia-bg); border: 2px solid var(--guia-ink);
  border-radius: 12px; padding: 12px;
}
.psc-cl-card.solved { border-color: var(--guia-green-deep); }
.psc-cl-name { font-size: 17px; font-weight: 800; color: var(--guia-ink); margin: 0 0 6px; }
.psc-cl-svg svg { display: block; width: 100%; max-width: 360px; height: auto; margin: 0 auto 6px; }
.psc-cl-q { font-size: 17px; color: var(--guia-ink); margin: 4px 0 8px; }
.psc-cl-fb { display: none; font-size: 15px; margin: 8px 0 0; }
.psc-cl-fb.show { display: block; }
.psc-cl-fb.ok { color: var(--guia-green-deep); }
.psc-cl-fb.miss { color: var(--guia-deep); }
.psc-cl-score { font-size: 15px; font-weight: 700; color: var(--guia-green-deep); text-align: center; margin: 0; min-height: 1.2em; }

/* ===== Movimiento reducido ===== */
@media (prefers-reduced-motion: reduce) {
  .psc-bot-plunger, .psc-jet, .psc-pr-p1, .psc-pr-p2 { transition: none; }
}

/* ===== Impresión: los interactivos no aportan en papel ===== */
@media print {
  .psc-bot, .psc-pr, .psc-cl { display: none !important; }
}