/* practice — pantalla (v3): galería de pruebas. Dueño: agente LEVELS. Solo clases .pr-* */

.pr-screen {
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: 8px 0 32px;
  max-width: 1180px;
  container: prscreen / inline-size;
  margin: 0 auto;
}
.pr-ic { display: inline-flex; line-height: 0; }
.pr-ic svg { display: block; }

.pr-top { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
@container prscreen (min-width: 760px) { .pr-top { grid-template-columns: 1.4fr 1fr; align-items: stretch; } }

/* ---------- Héroe aleatorio ---------- */
.pr-hero {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px 20px 20px;
  border-radius: var(--radius-2xl, 32px);
  color: #fff;
  background: var(--grad-brand, linear-gradient(135deg, #7C5CFF, #C155FF 50%, #FF5E8A));
  box-shadow: var(--glow-brand, 0 18px 40px -14px rgba(124, 92, 255, 0.6));
  min-height: 200px;
}
.pr-hero::after { /* mancha interna */
  content: "";
  position: absolute;
  width: 70%; aspect-ratio: 1; right: -20%; bottom: -45%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 181, 71, 0.55), transparent 65%);
  pointer-events: none;
}
.pr-hero-deco { position: absolute; top: 18px; right: 18px; }
.pr-hero-orb {
  width: 64px; height: 64px; border-radius: 22px;
  display: grid; place-items: center;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.pr-hero-body { position: relative; z-index: 1; display: flex; flex-direction: column; gap: 6px; padding-right: 76px; }
.pr-hero-kicker { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; opacity: 0.92; }
.pr-hero-title {
  margin: 0;
  font-family: var(--font-display, inherit);
  font-size: 40px; font-weight: 900; letter-spacing: -0.035em; line-height: 1;
  text-shadow: 0 2px 12px rgba(40, 0, 60, 0.25);
}
.pr-hero-record {
  align-self: flex-start;
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 4px; padding: 5px 12px; border-radius: 999px;
  background: rgba(0, 0, 0, 0.2);
  font-size: 14px; font-weight: 700;
}
.pr-hero-btn {
  position: relative; z-index: 1;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: auto;
  background: #fff;
  color: #3B1C8C;
  font-weight: 800;
  border: 0;
  box-shadow: 0 10px 24px -10px rgba(20, 0, 50, 0.55);
}
.pr-hero-btn:hover { background: #fff; filter: brightness(1.03); }

/* ---------- Dificultad ---------- */
.pr-diff {
  display: flex; flex-direction: column; justify-content: center; gap: 12px;
  padding: 18px;
  border-radius: var(--radius-xl, 24px);
  background: var(--glass, var(--surface));
  border: 1px solid var(--glass-border, var(--separator));
}
.pr-diff-head { display: flex; flex-direction: column; gap: 2px; }
.pr-label { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-2); }
.pr-diff-desc { margin: 0; font-size: 15px; font-weight: 600; min-height: 1.4em; }
.pr-segmented { width: 100%; }
.pr-segmented .segmented-item { padding: 0 6px; font-size: 13px; }
.pr-seg-item { min-height: 44px; flex: 1; }

/* Color del selector según dificultad */
.pr-screen { --pr-d1: #34D399; --pr-d2: #22D3EE; }
.pr-screen[data-diff="normal"] { --pr-d1: #7C5CFF; --pr-d2: #C155FF; }
.pr-screen[data-diff="hard"] { --pr-d1: #FF5E8A; --pr-d2: #FF9F43; }
.pr-screen[data-diff="master"] { --pr-d1: #F43F5E; --pr-d2: #6366F1; }
.pr-seg-item[aria-pressed="true"] {
  background: linear-gradient(135deg, var(--pr-d1), var(--pr-d2));
  color: #fff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  box-shadow: 0 6px 16px -8px var(--pr-d1);
}

/* ---------- Galería ---------- */
.pr-gallery { display: flex; flex-direction: column; gap: 12px; }
.pr-section-title { display: flex; flex-direction: column; gap: 2px; font-size: 22px; font-weight: 800; letter-spacing: -0.02em; }
/* .section-title > :last-child (style.css) lo pintaba como enlace (acento, 15px/700): es un subtítulo */
.pr-gallery .section-title.pr-section-title > .pr-section-sub { font-family: inherit; font-size: 14px; font-weight: 500; letter-spacing: 0; color: var(--ink-2); }

.pr-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
/* 9 pruebas en 2 columnas: la última, sola, ocupa la fila entera (antes quedaba descolgada a la izquierda) */
.pr-grid > :last-child:nth-child(odd) { grid-column: 1 / -1; }
@container prscreen (min-width: 600px) {
  .pr-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
  .pr-grid > :last-child:nth-child(odd) { grid-column: auto; }
}

.pr-card[data-family="punto"] { --pr-f1: #22D3EE; --pr-f2: #6366F1; }
.pr-card[data-family="linea"] { --pr-f1: #A78BFA; --pr-f2: #D946EF; }
.pr-card[data-family="angulo"] { --pr-f1: #FB7185; --pr-f2: #F97316; }
.pr-card[data-family="area"] { --pr-f1: #34D399; --pr-f2: #0891B2; }

.pr-card {
  position: relative;
  overflow: hidden;
  display: flex; flex-direction: column; align-items: stretch; gap: 10px;
  min-height: 176px;
  padding: 16px 14px 14px;
  text-align: left;
  font: inherit; color: var(--ink);
  border-radius: var(--radius-xl, 24px);
  background: var(--glass, var(--surface));
  border: 1px solid var(--glass-border, var(--separator));
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: transform 220ms var(--ease-spring, cubic-bezier(0.34, 1.56, 0.64, 1)), box-shadow 220ms ease, border-color 220ms ease;
}
.pr-card::before { /* halo de familia */
  content: "";
  position: absolute;
  inset: -30% -30% auto auto;
  width: 80%; aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--pr-f1) 28%, transparent), transparent 70%);
  pointer-events: none;
  transition: opacity 220ms ease;
  opacity: 0.8;
}
@media (hover: hover) {
  .pr-card:hover {
    transform: translateY(-3px);
    border-color: color-mix(in srgb, var(--pr-f1) 50%, transparent);
    box-shadow: 0 16px 34px -18px var(--pr-f1);
  }
  .pr-card:hover::before { opacity: 1; }
  .pr-card:hover .pr-card-go { opacity: 1; transform: none; }
}
.pr-card:active { transform: scale(0.97); }
.pr-card:focus-visible { outline: 3px solid var(--pr-f1); outline-offset: 2px; }

.pr-card-top { position: relative; display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
/* 44 px en móvil: con 52 px, «ÁNGULO» no cabía al lado y el borde de la tarjeta lo cortaba (360 px) */
.pr-badge {
  width: 44px; height: 44px; border-radius: 14px;
  display: grid; place-items: center; flex: none;
  color: #fff;
  background: linear-gradient(135deg, var(--pr-f1), var(--pr-f2));
  box-shadow: 0 10px 20px -10px var(--pr-f2), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}
.pr-chip {
  min-width: 0; padding: 3px 7px; border-radius: 999px;
  font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--ink);
  background: color-mix(in srgb, var(--pr-f1) 20%, transparent);
  border: 1px solid color-mix(in srgb, var(--pr-f1) 40%, transparent);
  white-space: nowrap;
}
.pr-card-name { position: relative; font-size: 18px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; }
.pr-card-stats { position: relative; display: flex; align-items: flex-end; justify-content: space-between; gap: 6px; margin-top: auto; }
.pr-card-best { display: flex; flex-direction: column; }
.pr-card-best-num { font-size: 24px; font-weight: 900; letter-spacing: -0.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.pr-card-best-label, .pr-card-plays { font-size: 12px; color: var(--ink-2); }
.pr-card-plays { text-align: right; }
.pr-card-bar { position: relative; height: 5px; border-radius: 999px; background: color-mix(in srgb, var(--ink, #888) 12%, transparent); overflow: hidden; }
.pr-card-fill {
  display: block; height: 100%; width: var(--pr-pct, 0%);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--pr-f1), var(--pr-f2));
  transform-origin: left;
  animation: pr-grow 900ms var(--ease-out-expo, cubic-bezier(0.16, 1, 0.3, 1)) 250ms both;
}
.pr-card-go {
  position: absolute; right: 14px; bottom: 44px;
  width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--pr-f1), var(--pr-f2));
  opacity: 0; transform: translateX(-6px);
  transition: opacity 200ms ease, transform 200ms ease;
}

@container prscreen (min-width: 600px) {
  .pr-card { min-height: 200px; padding: 20px 18px 18px; }
  .pr-badge { width: 60px; height: 60px; border-radius: 18px; }
  .pr-chip { padding: 3px 9px; font-size: 11px; letter-spacing: 0.05em; }
  .pr-card-name { font-size: 20px; }
}
@container prscreen (min-width: 760px) {
  .pr-hero-title { font-size: 48px; }
}

@keyframes pr-grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }

@media (prefers-reduced-motion: reduce) {
  .pr-card, .pr-card-go { transition: none; }
  .pr-card-fill { animation: none; }
  .pr-card:hover { transform: none; }
}