/* ============================================================
   CÓMO FUNCIONA — timeline horizontal zigzag
   De la sala de espera a la receta. Todo en automático.
   ============================================================ */

.cf-outer {
  background-color: #07090f;
  position: relative;
}
.cf-outer::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.08),
    transparent
  );
  pointer-events: none;
}

.cf-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 60px 80px;
  position: relative;
}

.cf-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-bottom: 80px;
  text-align: center;
}
.cf-head .pv-title {
  font-size: clamp(32px, 4vw, 44px);
  text-align: center;
  max-width: 22ch;
}

.cf-timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 60px 0;
  min-height: 420px;
}

.cf-line {
  position: absolute;
  top: 50%;
  left: 6%;
  right: 6%;
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  transform: translateY(-1.5px);
  overflow: hidden;
}
.cf-line-fill {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  background: linear-gradient(90deg, #2563eb, #60a5fa);
  box-shadow: 0 0 16px #2563eb;
  transition: width 350ms cubic-bezier(0.16, 1, 0.3, 1);
  width: 0;
}

.cf-step {
  position: relative;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
  color: var(--ld-fg-2);
  opacity: 0.55;
  transition: opacity 150ms, transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.cf-step:hover,
.cf-step.is-active {
  opacity: 1;
}

/* Desplazamiento zigzag individual de cada paso — usa translate (no transform)
   para no interferir con la animación de scale del estado activo */
.cf-step[data-idx="0"] { translate: 0 9px; }
.cf-step[data-idx="1"] { translate: 0 -9px; }
.cf-step[data-idx="2"] { translate: 0 9px; }
.cf-step[data-idx="3"] { translate: 0 -9px; }

.cf-step-top {
  flex-direction: column-reverse;
  align-self: end;
  padding-bottom: 50%;
}
.cf-step-bot {
  flex-direction: column;
  align-self: start;
  padding-top: 50%;
}

.cf-node {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #0d1018;
  border: 2px solid rgba(255, 255, 255, 0.12);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  position: relative;
  transition: all 200ms;
}
.cf-step.is-done .cf-node {
  background: #2563eb;
  border-color: #2563eb;
}
.cf-step.is-done .cf-node-num {
  color: #fff;
}
.cf-step.is-active {
  transform: scale(1.3);
}

.cf-step.is-active .cf-node {
  background: #2563eb;
  border-color: #93c5fd;
  box-shadow:
    0 0 0 6px rgba(37, 99, 235, 0.18),
    0 0 24px #2563eb;
}
.cf-step.is-active .cf-node-num {
  color: #fff;
}
.cf-node-num {
  font-size: 12px;
  font-weight: 700;
  color: var(--ld-fg-3);
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

.cf-content {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
  max-width: 220px;
}
.cf-time-pill {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.16);
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.25);
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
}
.cf-step-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--ld-fg-1);
  line-height: 1.35;
}
.cf-step-desc {
  font-size: 14px;
  color: var(--ld-fg-3);
  line-height: 1.5;
}

.cf-summary {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
  margin-top: 30px;
  padding: 14px 24px;
  width: fit-content;
  margin-inline: auto;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  background: #0d1018;
}
.cf-summary-label {
  font-size: 12px;
  color: var(--ld-fg-3);
}
.cf-summary-num {
  font-size: 22px;
  font-weight: 700;
  color: #2563eb;
  font-variant-numeric: tabular-nums;
}
.cf-summary-vs {
  font-size: 12px;
  color: var(--ld-fg-3);
  text-decoration: line-through;
}

@media (max-width: 900px) {
  .cf-timeline {
    grid-template-columns: 1fr;
    gap: 32px;
    min-height: auto;
  }
  .cf-line {
    display: none;
  }
  .cf-step-top,
  .cf-step-bot {
    padding: 0;
    align-self: auto;
    flex-direction: column;
  }
  .cf-step[data-idx="0"],
  .cf-step[data-idx="1"],
  .cf-step[data-idx="2"],
  .cf-step[data-idx="3"] {
    translate: none;
  }
  .cf-section {
    padding: 60px 24px 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cf-step {
    animation: none;
    opacity: 1;
  }
  .cf-step.is-active .cf-node {
    animation: none;
  }
}

/* Imagen visual debajo del timeline */
.cf-visual {
  position: relative;
  margin: 48px auto 0;
  max-width: 900px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.07);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}
.cf-visual__img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
  filter: brightness(0.75) saturate(0.9);
}
.cf-visual__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.25) 0%,
    transparent 60%
  );
  display: flex;
  align-items: flex-end;
  padding: 28px 32px;
}
.cf-visual__badge {
  background: rgba(37, 99, 235, 0.85);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 999px;
  letter-spacing: 0.02em;
}
@media (max-width: 640px) {
  .cf-visual__img {
    height: 220px;
  }
}