/* ==========================================================================
   phases.css — escenas de las 4 fases. Rejilla de 5 columnas (o tantas como
   técnicas, hasta 6; las lleva --phase-cols en la escena) con guías finas,
   tarjetas blancas con ilustraciones de trama de puntos y una ficha de detalle
   con "stat tiles". Tipografía DM Sans, apretada y ligera en los titulares.
   ========================================================================== */

.phase {
  --cols: var(--phase-cols, 5);
  --gap: 16px;
  --line: rgba(11, 11, 13, 0.06);
  max-width: 1160px;
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  column-gap: var(--gap);
}
.phase > * { grid-column: 1 / -1; }

/* ---------- cabecera: titular a la izquierda, texto y dado a la derecha ---------- */
.phase__head {
  display: grid;
  grid-template-columns: subgrid;
  align-items: end;
  row-gap: var(--space-md);
  margin-bottom: var(--space-xl);
}
.phase__lead { grid-column: 1 / 4; }
.phase__intro { grid-column: 4 / -1; padding-bottom: 10px; }

.phase__eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 var(--space-md);
  font-size: 0.8rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-black) !important;
}
.phase__of { color: var(--color-text-muted); opacity: 0.7; }
.phase__steps { display: inline-flex; gap: 5px; }
.phase__steps i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border: 1.5px solid rgba(11, 11, 13, 0.3);
}
.phase__steps i.is-done { background: rgba(11, 11, 13, 0.3); border-color: transparent; }
.phase__steps i.is-current { background: var(--color-accent); border-color: var(--color-accent); }

.phase__title {
  margin: 0;
  font-size: clamp(2.8rem, 6.4vw, 5rem);
  font-weight: var(--fw-medium);
  letter-spacing: -0.045em;
  line-height: 0.95;
}
.phase__desc { font-size: 0.98rem; line-height: 1.55; margin-bottom: var(--space-md); max-width: 36ch; }
.phase__controls { display: flex; align-items: center; gap: 12px; }

/* el dado: botón principal, píldora negra */
.dice-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px 10px 12px;
  border: none;
  border-radius: var(--radius-pill);
  background: var(--color-ink-black);
  color: #fff;
  font-size: 0.95rem;
  font-weight: var(--fw-medium);
  box-shadow: 0 6px 18px rgba(11, 11, 13, 0.18);
}
.dice-btn:hover { background: var(--color-accent); box-shadow: 0 8px 22px rgba(10, 70, 255, 0.3); }
.dice-btn[disabled] { cursor: default; }

/* ---------- rejilla de técnicas ---------- */
.tech-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: subgrid;
  row-gap: var(--gap);
}
.tech-grid > li { display: flex; min-width: 0; }

.tech-tile {
  appearance: none;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  padding: 10px 10px 16px;
  border: 1px solid rgba(11, 11, 13, 0.06);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-ink-black);
  transition: translate 340ms cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 340ms ease, border-color 200ms ease;
}
.tech-tile:hover { translate: 0 -4px; box-shadow: 0 14px 30px rgba(11, 11, 13, 0.07); }
.tech-tile__art {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 0.86;
  margin-bottom: 14px;
  border-radius: 10px;
}
.tech-tile__art canvas { display: block; width: 100%; height: 100%; }
.tech-tile__num,
.tech-tile__name,
.tech-tile__meta { padding: 0 6px; }
.tech-tile__num {
  font-size: 0.72rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
  margin-bottom: 4px;
}
.tech-tile__name {
  font-size: 0.98rem;
  font-weight: var(--fw-medium);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}
.tech-tile__meta {
  margin-top: auto;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-decoration: underline;
  text-decoration-color: rgba(11, 11, 13, 0.25);
  text-underline-offset: 3px;
}

/* elegida y "ruleta" del dado */
.tech-tile.is-picked { border-color: var(--color-accent); box-shadow: 0 0 0 1px var(--color-accent), 0 14px 30px rgba(10, 70, 255, 0.12); }
.tech-tile.is-picked .tech-tile__num,
.tech-tile.is-picked .tech-tile__meta { color: var(--color-accent); text-decoration-color: currentColor; }
.tech-grid.is-rolling .tech-tile { transition-duration: 90ms; }
.tech-grid.is-rolling .tech-tile:not(.is-scanning) { opacity: 0.55; }
.tech-tile.is-scanning { translate: 0 -6px; border-color: var(--color-ink-black); box-shadow: 0 0 0 1px var(--color-ink-black), 0 14px 30px rgba(11, 11, 13, 0.1); }

/* ---------- ficha de la técnica ---------- */
.tech-detail {
  display: grid;
  grid-template-columns: subgrid;
  margin-top: var(--space-lg);
}
.tech-detail__hint {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.9rem;
  text-align: center;
  color: var(--color-text-muted);
}
.tech-detail__art {
  grid-column: 1 / 3;
  position: relative;
  align-self: start;
  margin: 0;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid rgba(11, 11, 13, 0.06);
  padding: 44px 8% 22px;
}
.tech-detail__art canvas { display: block; width: 100%; aspect-ratio: 1; }
.tech-detail__count {
  position: absolute;
  left: 20px;
  top: 16px;
  font-size: 0.75rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}
.tech-detail__caption {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(11, 11, 13, 0.06);
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--color-text-muted);
}

.tech-detail__body { grid-column: 3 / -1; padding: 8px 0 0 calc(var(--gap) * 1.5); }
.tech-detail__kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.tech-detail__badge {
  background: var(--color-accent);
  color: #fff;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.04em;
}
.tech-detail__name {
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: var(--fw-medium);
  letter-spacing: -0.035em;
  line-height: 1.05;
  margin-bottom: var(--space-sm);
}
.tech-detail__desc { font-size: 1.02rem; max-width: 52ch; margin-bottom: var(--space-md); }

.tech-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.tech-stat {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
  padding: 16px 18px 18px;
  border-radius: 14px;
  background: var(--color-surface);
  border: 1px solid rgba(11, 11, 13, 0.06);
}
.tech-stat--wide { grid-column: 1 / -1; }
.tech-stat__label { font-size: 0.8rem; color: var(--color-text-muted); }
.tech-stat__value {
  margin: 0;
  font-size: 1.02rem;
  font-weight: var(--fw-medium);
  line-height: 1.4;
  color: var(--color-ink-black) !important;
  overflow-wrap: break-word;
}
.tech-stat__value--big { font-size: 1.9rem; font-weight: var(--fw-regular); letter-spacing: -0.03em; line-height: 1; }
.tech-stat__link { text-decoration: none; }
/* "por qué funciona": el contexto que respalda la técnica */
.tech-stat--insight { background: rgba(125, 183, 255, 0.14); border-color: rgba(10, 70, 255, 0.12); gap: 10px; }
.tech-stat--insight .tech-stat__label { color: var(--color-accent); font-weight: var(--fw-medium); }
.tech-stat--insight .tech-stat__value { font-weight: var(--fw-regular); font-size: 0.95rem; line-height: 1.5; }
.tech-stat__link:hover { color: var(--color-accent) !important; }

/* ---------- prompt listo para copiar y llevar a un LLM ---------- */
.tech-prompt {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
  padding: 16px 18px 18px;
  border-radius: 14px;
  background: rgba(125, 183, 255, 0.14);
  border: 1px solid rgba(10, 70, 255, 0.12);
}
.tech-prompt__label { font-size: 0.8rem; color: var(--color-accent); font-weight: var(--fw-medium); }
.tech-prompt__input {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(11, 11, 13, 0.14);
  background: var(--color-surface);
  color: var(--color-ink-black);
  font: inherit;
  font-size: 0.95rem;
  line-height: 1.4;
  resize: vertical;
}
.tech-prompt__input:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.tech-prompt__row { display: flex; align-items: center; gap: 12px; }
.tech-prompt__generate, .tech-prompt__copy { padding: 9px 18px; font-size: 0.9rem; }
.tech-prompt__hint { margin: 0; font-size: 0.85rem; font-weight: var(--fw-medium); color: var(--color-accent); }
.tech-prompt__output { display: flex; flex-direction: column; gap: 10px; margin-top: 2px; }
.tech-prompt__result {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(11, 11, 13, 0.14);
  background: var(--color-surface);
  color: var(--color-ink-black);
  font: inherit;
  font-size: 0.9rem;
  line-height: 1.45;
  resize: vertical;
}
.tech-prompt__result:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* ---------- pie: siguiente fase ---------- */
.phase__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 1px solid var(--line);
}
.phase__foot-label {
  font-size: 0.8rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(11, 11, 13, 0.14);
  background: var(--color-surface);
  color: var(--color-ink-black);
  font-size: 0.95rem;
  font-weight: var(--fw-medium);
}
.pill-btn span { display: inline-block; transition: transform 260ms cubic-bezier(0.34, 1.56, 0.64, 1); }
.pill-btn:hover { background: var(--color-ink-black); border-color: var(--color-ink-black); color: #fff; }
.pill-btn:hover span { transform: translateX(4px); }

/* ---------- capa decorativa: guías de columna + círculos del inicio ---------- */
.phase-ambient { position: absolute; inset: 0; z-index: 1; overflow: hidden; pointer-events: none; }
.journey.is-live .phase-ambient { position: fixed; }
/* los círculos del inicio quedan más tenues para no competir con la rejilla */
.scene--phase .phase-ambient { opacity: 0.55; }

/* una línea en el centro de cada hueco, alineada con la rejilla de .phase */
.phase-grid {
  --gap: 16px;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: calc(min(1160px, 100% - 2 * var(--space-lg)) + var(--gap));
  translate: -50% 0;
  background: linear-gradient(to right, rgba(11, 11, 13, 0.1) 1px, transparent 1px) 0 0 / calc(100% / var(--phase-cols, 5)) 100%;
  border-right: 1px solid rgba(11, 11, 13, 0.1);
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(to bottom, transparent, #000 12%, #000 88%, transparent);
}

.soft-circle {
  position: absolute;
  border-radius: 50%;
  translate: -50% -50%;
  filter: blur(2px);
  will-change: transform;
}
.soft-circle--sky { background: radial-gradient(circle at 30% 30%, var(--color-sky-blue), transparent 70%); opacity: 0.5; }
.soft-circle--cobalt { background: radial-gradient(circle at 60% 40%, var(--color-deep-cobalt), transparent 70%); opacity: 0.35; }
/* la "lámpara" de Iluminación: un círculo cielo con un núcleo más claro */
.soft-circle--lamp { background: radial-gradient(circle at 50% 50%, #FFFFFF 0%, var(--color-sky-blue) 30%, transparent 70%); opacity: 0.65; }

/* ---------- notas de técnica (las usa el reto final) ---------- */
.technique-list { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-sm); }
.technique-card {
  min-width: 0;
  color: var(--color-ink-black);
  border: 1px solid var(--color-soft-gray);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
}
.technique-card p { color: var(--color-text-muted); }
.technique-card__header { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-sm); flex-wrap: wrap; }
.technique-card__header h4 { margin: 0; min-width: 0; }
.technique-card__source, .technique-card__source-link { font-size: 0.8rem; color: var(--color-text-muted); }
.technique-card__source-link:hover { color: var(--color-accent); }
.technique-card__desc, .technique-card__exercise { overflow-wrap: break-word; }
.technique-card__exercise { font-size: 0.95rem; }
.technique-card__duration { font-size: 0.8rem; color: var(--color-accent); font-weight: var(--fw-medium); }

.phase-card__shuffle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-surface-alt);
  color: var(--color-text);
  border: none;
  border-radius: var(--radius-pill);
  padding: 10px 20px 10px 14px;
  font-weight: var(--fw-medium);
  font-size: 1rem;
}
.phase-card__shuffle:hover { background: var(--color-accent-soft); }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .phase { --cols: 6; }
  .phase-grid { display: none; }
  .phase__head { grid-template-columns: minmax(0, 1fr); }
  .phase__lead, .phase__intro { grid-column: 1 / -1; }
  .phase__desc { max-width: 52ch; }
  .tech-grid > li { grid-column: span 2; }
  /* filas de 3: la última, si queda incompleta, va centrada */
  .tech-grid > li:nth-last-child(2):nth-child(3n + 1) { grid-column: 2 / span 2; }
  .tech-grid > li:last-child:nth-child(3n + 1) { grid-column: 3 / span 2; }
  .tech-detail__art { grid-column: 1 / 3; }
  .tech-detail__body { grid-column: 3 / -1; }
}

@media (max-width: 640px) {
  .phase { --cols: 1; --gap: 10px; }
  .phase__head { margin-bottom: var(--space-lg); }
  .tech-grid > li,
  .tech-grid > li:nth-last-child(2):nth-child(3n + 1),
  .tech-grid > li:last-child:nth-child(3n + 1) { grid-column: 1 / -1; }
  .tech-tile {
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr) auto;
    grid-template-areas: "art num meta" "art name name";
    align-items: center;
    column-gap: 12px;
    padding: 8px 14px 8px 8px;
  }
  .tech-tile:hover { translate: none; }
  .tech-tile__art { grid-area: art; width: 64px; margin: 0; aspect-ratio: 1; }
  .tech-tile__num { grid-area: num; margin: 0; padding: 0; align-self: end; }
  .tech-tile__name { grid-area: name; margin: 0; padding: 0; align-self: start; }
  .tech-tile__meta { grid-area: meta; margin: 0; padding: 0; align-self: end; }
  .tech-tile.is-scanning { translate: 4px 0; }
  .tech-detail { margin-top: var(--space-md); }
  .tech-detail__art { grid-column: 1 / -1; margin-bottom: var(--space-md); }
  .tech-detail__art canvas { width: min(240px, 80%); align-self: center; }
  .tech-detail__body { grid-column: 1 / -1; padding: 0; }
  .tech-stats { grid-template-columns: 1fr; }
  .phase__foot { flex-direction: column; align-items: stretch; text-align: center; }
  .pill-btn { justify-content: center; }
}