/* ============================================================
   lapices-sim.css — Simulación esquemática (corte) del sistema
   de lápices hidráulicos para chute. Todo CSS, sin JS.
   Ciclo: retraído (flujo libre) → cilindros extienden lápices →
   lápices cruzan el chute → flujo bloqueado → retraen.
   ============================================================ */

.lap-sim {
  --T: 9s; /* período maestro del ciclo */
  margin-top: clamp(28px, 4vw, 52px);
}

.lap-sim__frame {
  position: relative;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
}

.lap-sim__svg,
.lap-video {
  display: block;
  width: 100%;
  height: auto;
}

.lap-video {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #000;
}

/* ---- Píldora de estado (overlay HTML, texto nítido) ---- */
.lap-sim__state {
  position: absolute;
  top: 14px;
  left: 14px;
  display: grid;
  z-index: 2;
}

.lap-sim__pill {
  grid-area: 1 / 1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  white-space: nowrap;
  border: 1px solid var(--hairline-hi);
  backdrop-filter: blur(6px);
}

.lap-sim__pill::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.lap-sim__pill--open {
  color: var(--signal);
  background: rgba(180, 224, 74, 0.10);
  border-color: rgba(180, 224, 74, 0.35);
}
.lap-sim__pill--open::before { background: var(--signal); }

.lap-sim__pill--closed {
  color: var(--molten-hi);
  background: rgba(255, 122, 31, 0.12);
  border-color: rgba(255, 122, 31, 0.40);
}
.lap-sim__pill--closed::before { background: var(--molten); }

/* ---- Leyenda de pasos ---- */
.lap-sim__legend {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  border-top: 0;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  overflow: hidden;
}

.lap-sim__step {
  background: var(--surface-1);
  padding: 16px clamp(14px, 1.6vw, 22px);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.lap-sim__step b {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  color: var(--cat-yellow);
}

.lap-sim__step span {
  font-size: var(--text-sm);
  color: var(--text-md);
  line-height: var(--leading-normal);
}

@media (max-width: 720px) {
  .lap-sim__legend { grid-template-columns: 1fr; }
}

/* ============================================================
   SVG — estilos de elementos
   ============================================================ */
.lap-svg__concrete { fill: #1a1f25; }
.lap-svg__channel  { fill: #0e1114; }
.lap-svg__edge     { fill: none; stroke: var(--hairline-hi); stroke-width: 1.5; }
.lap-svg__slot     { fill: #0e1114; }

.lap-svg__rock {
  fill: #a9a294;
  stroke: #6c6558;
  stroke-width: 0.6;
}
.lap-svg__rock--dark { fill: #8f8779; }

.lap-svg__lance { fill: url(#lapSteel); }
.lap-svg__tip   { fill: #5b636c; }
.lap-svg__carriage { fill: #12161a; stroke: var(--cat-yellow); stroke-width: 1.4; }
.lap-svg__rod   { fill: #7e8790; }

.lap-svg__cyl-body { fill: url(#lapSteel); stroke: var(--hairline-hi); stroke-width: 1; }
.lap-svg__cyl-red  { fill: #b8392b; }
.lap-svg__cyl-cap  { fill: #262c33; }

.lap-svg__flow { fill: var(--cat-yellow); }
.lap-svg__lead { stroke: rgba(255, 205, 17, 0.55); stroke-width: 1; stroke-dasharray: 3 3; fill: none; }
.lap-svg__lbl  { fill: var(--text-md); font-family: var(--font-mono); font-size: 14px; }
.lap-svg__lbl--sm { fill: var(--text-lo); font-family: var(--font-mono); font-size: 11.5px; }
.lap-svg__dot { fill: var(--cat-yellow); }

/* ============================================================
   Animaciones (bases = fase ABIERTA / flujo libre)
   ============================================================ */
.lap-lances { transform: translateX(280px); }        /* retraído */
.lap-through-gate { opacity: 1; }
.lap-pile { opacity: 0; }
.lap-sim__pill--open { opacity: 1; }
.lap-sim__pill--closed { opacity: 0; }

.lap-sim__svg .lap-lances {
  animation: lap-lance var(--T) cubic-bezier(0.65, 0, 0.35, 1) infinite;
}
.lap-sim__svg .lap-feed-rock {
  animation: lap-fall-feed 1.4s linear infinite;
}
.lap-sim__svg .lap-through-gate {
  animation: lap-gate-open var(--T) linear infinite;
}
.lap-sim__svg .lap-through-rock {
  animation: lap-fall-through 1.15s linear infinite;
}
.lap-sim__svg .lap-pile {
  animation: lap-pile var(--T) ease infinite;
}
.lap-sim__svg .lap-flow {
  animation: lap-flow 1.6s ease-in-out infinite;
}
.lap-sim__pill--open  { animation: lap-show-open var(--T) linear infinite; }
.lap-sim__pill--closed { animation: lap-show-closed var(--T) linear infinite; }

@keyframes lap-lance {
  0%, 18%   { transform: translateX(280px); }  /* retraído (abierto) */
  33%, 68%  { transform: translateX(0); }      /* extendido (bloqueado) */
  83%, 100% { transform: translateX(280px); }
}

@keyframes lap-fall-feed {
  0%   { transform: translateY(-70px); }
  100% { transform: translateY(250px); }
}

@keyframes lap-fall-through {
  0%   { transform: translateY(-6px); }
  100% { transform: translateY(236px); }
}

@keyframes lap-gate-open {
  0%, 14%   { opacity: 1; }
  21%, 71%  { opacity: 0; }
  80%, 100% { opacity: 1; }
}

@keyframes lap-pile {
  0%, 24%   { opacity: 0; transform: translateY(0); }
  34%, 70%  { opacity: 1; transform: translateY(0); }
  80%       { opacity: 1; transform: translateY(0); }
  90%, 100% { opacity: 0; transform: translateY(74px); }
}

@keyframes lap-show-open {
  0%, 16%   { opacity: 1; }
  22%, 74%  { opacity: 0; }
  82%, 100% { opacity: 1; }
}

@keyframes lap-show-closed {
  0%, 26%   { opacity: 0; }
  34%, 70%  { opacity: 1; }
  80%, 100% { opacity: 0; }
}

@keyframes lap-flow {
  0%, 100% { opacity: 0.35; transform: translateY(0); }
  50%      { opacity: 1;    transform: translateY(6px); }
}

/* ---- Reducción de movimiento: fotograma estático BLOQUEADO ---- */
@media (prefers-reduced-motion: reduce) {
  .lap-sim__svg *,
  .lap-sim__pill { animation: none !important; }
  .lap-lances { transform: translateX(0); }   /* extendido */
  .lap-through-gate { opacity: 0; }
  .lap-pile { opacity: 1; }
  .lap-sim__pill--open { opacity: 0; }
  .lap-sim__pill--closed { opacity: 1; }
}